1 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
3 * expmed.c (expand_mult): Force operand to register before computing
5 * i386.c (x86_decompose_lea): New global vairable.
6 * i386.h (x86_decompose_lea): Declare.
7 (TARGET_DECOMPOSE_LEA): New macro.
8 (RTX_COST): Handle leas properly.
10 2001-11-06 Richard Henderson <rth@redhat.com>
12 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
13 defined for a CONSTRUCTOR; don't check it.
15 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
17 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
18 test for absolute pathnames.
20 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
22 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
23 instructions up to the target pc inclusive.
25 2001-11-06 Steve Christiansen <smc@us.ibm.com>
27 * loop.c (loop_regs_scan): Don't invalidate PIC register.
29 2001-11-06 Eric Christopher <echristo@redhat.com>
31 * config/mips/mips.md(movdf_internal2): Add constraints for float
32 to general register move.
33 * config/mips/elf64.h: Add default ABI.
35 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
37 * alias.c:: Include langhooks.h.
38 * emit-rtl.c: Similarly.
39 * toplev.c: Similarly.
40 * tree-inline.c: Similarly.
41 * langhooks-def.h: New, the old langhooks.h. Give the default
42 hooks a common prefix.
43 * langhooks.h: Contents extracted from toplev.h.
44 * toplev.h: Move langhook stuff to langhooks.h.
45 * langhooks.c: Give default hooks a common prefix.
47 * c-lang.c: Include langhooks-def.h.
48 * objc/objc-act.c: Similarly.
49 * Makefile.in: Update.
50 * objc/Make-lang.in: Update.
52 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
54 * doc/install.texi: Document that configure options not listed in
55 this file are unsupported. Document --with-system-zlib.
57 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
59 * rtl.h (mem_for_const_double): New declaration.
60 * varasm.c (mem_for_const_double): New function.
61 * config/convex/convex.md (movdf): Use it.
62 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
63 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
64 * config/m68k/m68kv4.h: Likewise.
66 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
67 of new GP reg classes.
69 * expr.c (store_field): When making temp object for unaligned
70 component, set it to alias set 0.
72 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
74 * c-common.c (c_expand_expr_stmt): Apply default conversions to
75 non-lvalue arrays if C99.
76 * c-typeck.c (default_conversion): Split out code handling
77 array-to-pointer and function-to-pointer conversions into a
78 separate default_function_array_conversion function.
79 (default_function_array_conversion): New function. Keep track of
80 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
81 arrays unchanged outside C99 mode instead of giving an error for
83 (build_component_ref): Use pedantic_non_lvalue when handling
84 COMPOUND_EXPR. Don't handle COND_EXPR specially.
85 (convert_arguments): Use default_function_array_conversion.
86 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
88 (unary_complex_lvalue): Likewise.
89 (internal_build_compound_expr): Use
90 default_function_array_conversion. Apply default conversions to
91 function in compound expression.
92 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
93 Use default_function_array_conversion.
94 * doc/extend.texi: Update documentation of subscripting non-lvalue
99 2001-11-05 Zack Weinberg <zack@codesourcery.com>
101 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
102 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
103 corresponding to the complete set of .po and .gmo files in
104 the source directory's po subdir, modified by LINGUAS. Don't
106 * configure.in: Don't set ALL_LINGUAS.
107 * configure: Regenerate.
109 * Makefile.in (.po.gmo): Don't move into source directory.
110 (.po.pox): Clarify comments.
111 (install-po): Look for .gmo files in both srcdir and objdir;
112 don't fail if a file is totally missing.
113 (distclean): rmdir ada subdirectory too.
115 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
117 * config/rs6000/rs6000.c (rs6000_select_section): Handle
118 CONSTRUCTORs _correctly_.
120 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
122 * c-decl.c (delete_block): Remove.
123 * c-tree.h (delete_block): Remove.
125 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
127 * cppexp.c (lex, parse_defined): Update warning about defined.
129 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
131 * config/rs6000/rs6000.c (rs6000_select_section): Handle
134 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
136 * config/arm/arm.c (arm_return_in_memory): Cope with
137 int_size_in_bytes returning -1.
139 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
142 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
144 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
145 remove unneded depdendencies;
147 * cfglayout.c, cfglayout.h: New files; break out from ...
148 * bb-reorder.c: ... here; Remove unneeded includes;
150 2001-11-04 Alan Modra <amodra@bigpond.net.au>
152 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
154 2001-11-04 David Edelsohn <edelsohn@gnu.org>
156 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
157 mode as well. Do not explicitly create intermediate regs.
159 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
161 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
162 (common_section): Delete unused variable.
163 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
164 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
165 * arm-protos.h (arm_poke_function_name, aof_add_import,
166 aof_delete_import): Const-ify.
167 * arm.c (legitimize_pic_address): Wrap variables in the macro
168 controlling their usage.
169 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
170 (arm_poke_function_name, pic_chain, import, aof_add_import,
171 aof_delete_import): Const-ify.
172 * i386.c (ix86_osf_output_function_prologue): Const-ify.
173 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
174 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
175 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
176 * i860/sysv3.h: Add missing comment closure.
177 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
178 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
181 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
182 (i960-*-*): Set tmake_file.
183 (sparc86x-*-elf*): Fix typo in header name.
185 * sched-rgn.c (schedule_insns): Delete unused variable.
187 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
190 * c-typeck.c (lookup_field): Rework to return a chain down to
192 (build_component_ref): Use the new lookup_field to handle
193 nested anonymous entities correctly.
195 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
197 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
198 Change parameters to gen_rtx_CONST_DOUBLE.
199 (GEN_INT64, sparc_emit_set_const64): Likewise.
200 * config/sparc/sparc.md (movdf split): Likewise.
202 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
204 * unroll.c (calculate_giv_inc): Use find_last_value rather
205 than just hoping the last instruction is the right SET.
206 [Fixes 990604-1.c on stormy16.]
208 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
209 library at all if -T is used.
211 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
212 some uses of uninitialized variables in error cases.
214 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
215 look at 'temp' if we won't be using it.
217 * config/stormy16/stormy16.h (CONST_COSTS): Define.
219 (ADDRESS_COST): Define.
220 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
222 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
224 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
225 stormy16_asm_output_mi_thunk.
226 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
228 * config/stormy16/stormy16-protos.h
229 (stormy16_asm_output_mi_thunk): New prototype.
231 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
233 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
234 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
235 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
236 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
237 sched-int.h, toplev.c, config/alpha/alpha.c,
238 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
239 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
240 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
241 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
242 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
243 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
244 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
246 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
248 * Makefile.in (dbxout.o): Depend on function.h.
249 * collect2.c (is_in_list): Hide unused function.
250 * dbxout.c: Include function.h.
251 (source_label_number, dbxout_source_line, dbxout_source_file,
252 dbxout_function_end, dbxout_begin_function): Wrap/move inside
253 macros controlling usage.
254 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
255 * output.h (exports_section): Prototype.
257 * convex.c (convex_output_function_prologue): Fix format specifier
259 (asm_declare_function_name): Fix signed/unsigned warning.
260 (print_operand): Fix format specifier warning.
261 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
262 * dsp16xx-protos.h (uns_comparison_operator,
263 num_1600_core_shifts): Prototype.
264 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
265 (frame_size, frame_pointer_offset): Delete.
266 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
267 Make static. Fix format specifier warnings.
268 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
269 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
270 * dsp16xx.md: Add default case in switches.
271 * fr30.h (IN_RANGE): Delete.
272 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
273 * mcore-protos.h (mcore_output_cmov): Const-ify.
274 * mcore.c (mcore_output_cmov): Likewise.
275 * mcore.h (switch_to_section): Make static and prototype.
276 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
277 unsigned>=0 warnings.
278 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
279 * rs6000-protos.h (read_only_data_section,
280 read_only_private_data_section): Prototype.
281 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
282 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
283 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
285 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
287 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
289 * final.c (final_scan_insn): Add brackets around body of if-stmt.
290 * gcc.c (convert_filename): Add static prototype. Const-ify.
291 Wrap variable in macros controlling its use.
292 * output.h (sdata_section): Add prototype.
294 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
295 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
296 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
297 (ASM_FILE_START): Const-ify.
298 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
300 * c4x.md: Don't use the 'U' integer suffix.
301 * clipper.md (clipper_movstr): Delete declaration.
302 * d30v-protos.h (d30v_move_2words): Const-ify.
303 (debug_stack_info): Add prototype.
304 * d30v.c: Include "integrate.h".
305 (d30v_function_arg_boundary, d30v_function_arg,
306 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
307 signed/unsigned warnings.
308 (d30v_print_operand_memory_reference, d30v_move_2words):
310 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
311 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
312 * fr30.md: Const-ify.
313 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
314 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
315 (mvs_get_label_page): Hide unused static function.
316 * i860.c (current_function_original_name): Const-ify.
317 * i860/sysv3.h (current_function_original_name): Likewise.
318 * i860/sysv4.h (current_function_original_name): Likewise.
319 * i960.md: Add default case in switches. Remove unused variable.
320 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
321 * m32r.md: Const-ify.
322 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
323 * m68hc11.c: Include "reload.h".
324 (static_chain_reg, print_options, m68hc11_asm_file_start):
326 * m68hc11.md: Delete unused variable. Const-ify. Add parens
327 around & in comparison.
328 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
329 * mn10200.c (shift_mode): Remove trailing comma.
330 * mn10300-protos.h (output_tst): Const-ify.
331 * mn10300.c (output_tst): Likewise.
332 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
334 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
335 * pa.c (output_ascii): Likewise.
336 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
337 * pdp11.md (expand_unop): Delete declarations.
338 * pj-protos.h (pj_output_addsi3): Const-ify.
339 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
340 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
341 unique_src_operand): Add prototypes.
342 (pj_output_store_into_lval): Make definition static.
343 (pj_function_incoming_arg): Don't use unary plus.
344 (pj_output_addsi3): Const-ify.
345 * romp.md (get_symref): Delete declarations.
346 * v850-c.c (mark_current_function_as_interrupt): Don't return
347 value from void function.
348 * v850.c: Include "integrate.h".
349 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
350 * vax-protos.h (const_section): Add prototype.
352 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
354 * machmode.def: Add documentation for the seventh argument in
357 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
359 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
361 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
362 <-melf>: Don't have markup for ELF acronym.
364 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
366 * config.gcc (mmix-*-*): New target.
367 * doc/invoke.texi: Document MMIX options.
368 * doc/contrib.texi: Add note about MMIX port to my entry.
369 * config/mmix/t-mmix: New file.
370 * config/mmix/mmix.h: New file.
371 * config/mmix/mmix-protos.h: New file.
372 * config/mmix/mmix.c: New file.
373 * config/mmix/mmix.md: New file.
374 * config/mmix/crti.asm: New file.
375 * config/mmix/crtn.asm: New file.
377 2001-11-03 Kazu Hirata <kazu@hxi.com>
379 * config/sparc/linux-aout.h: Fix comment formatting.
380 * config/sparc/linux.h: Likewise.
381 * config/sparc/linux64.h: Likewise.
382 * config/sparc/lynx.h: Likewise.
383 * config/sparc/pbd.h: Likewise.
384 * config/sparc/sol2-sld-64.h: Likewise.
385 * config/sparc/sol2.h: Likewise.
386 * config/sparc/sparc.c: Likewise.
387 * config/sparc/sparc.h: Likewise.
388 * config/sparc/sparc.md: Likewise.
389 * config/sparc/sunos4.h: Likewise.
390 * config/sparc/vxsim.h: Likewise.
391 * config/sparc/vxsparc.h: Likewise.
392 * config/sparc/vxsparc64.h: Likewise.
394 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
396 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
397 reference to CONST_DOUBLE_MEM in comment.
398 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
399 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
400 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
401 * function.c (pop_function_context_from): Don't call
402 restore_varasm_status.
403 * function.h (restore_varasm_status): Delete declaration.
404 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
406 * rtl.def (CONST_DOUBLE): Update comment.
407 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
408 (CONST_DOUBLE_CHAIN): Likewise.
409 (CONST_DOUBLE_MEM): Delete.
410 (gen_rtx_CONST_DOUBLE): Update parameters.
411 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
412 Remove reference to CONST_DOUBLE_MEM.
413 (const_alias_set): New variable.
414 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
415 (immed_real_const_1): Adjust tests for 0, 1, and 2.
416 Don't set CONST_DOUBLE_MEM.
417 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
418 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
419 Put constant in const_alias_set.
420 (struct pool_constant): ALIGN now unsigned.
421 OFFSET now HOST_WIDE_INT.
423 (restore_varasm_status): Deleted.
424 (mark_pool_constant): Mark desc->rtl.
425 (force_const_mem): Rework to store rtl in hash table,
426 not CONST_DOUBLE_MEM.
427 Put constant in const_alias_set.
428 (find_pool_constant): Check desc->rtl.
429 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
430 (init_varasm_once): Initialize const_alias_set.
432 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
435 * reload.c (combine_reloads): Don't combine an output reload if there
436 are other reloads around for part of the output.
438 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
440 (set_mem_decl): New function.
441 * expr.h (set_mem_decl): New declaration.
442 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
443 (output_asm_operand_names): Add tab.
444 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
446 * builtins.c (get_memory_rtx): Properly set MEM alias set and
449 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
451 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
452 Use "invalid" instead of "illegal". Use @r in comments in
455 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
457 * c-decl.c (pushdecl): Move block inside if conditional to remove
458 possibility of a segfault. Lookup block-level extern
459 variables in enclosing scopes correctly.
461 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
463 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
465 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
466 SUBREG so we avoid SUBREGing memory.
468 * expmed.c (store_bit_field): Same.
470 2001-11-02 DJ Delorie <dj@redhat.com>
472 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
473 using FP registers for DImode mem-mem moves is acceptable.
475 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
477 * builtins.c (apply_args_size): Handle vector arguments.
478 (apply_result_size): Same.
480 * machmode.def: Set WIDER mode field for all vector entries.
482 2001-11-02 Graham Stott <grahams@redhat.com>
484 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
486 2001-11-01 Eric Christopher <echristo@redhat.com>
488 * config.gcc: Revert part of earlier patch.
489 * config/mips/linux.h: Ditto.
490 * df.c: Include tm_p.h to avoid warnings.
491 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
493 * config/mips/mips.c: Define mips_abi regardless.
494 (mips_output_function_prologues): Add long casts for .frame
496 (override_options): Allow use of ABI_32.
498 2001-11-01 Kazu Hirata <kazu@hxi.com>
500 * config/m68hc11/m68hc11.c: Fix comment formatting.
501 * config/m68hc11/m68hc11.h: Likewise.
502 * config/m68hc11/m68hc11.md: Likewise.
504 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
506 * c-typeck.c (default_conversion): Retain the original expression
508 * gcc.dg/Wparentheses.c: New tests.
510 2001-11-01 David S. Miller <davem@redhat.com>
512 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
513 64-bit Sparc description more in line with reality.
515 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
517 * Makefile.in (GCOV_OBJS): Add version.o.
518 * gcov.c: Include "version.h" and <getopt.h>.
519 (gcov_version_string): Remove.
520 (print_usage): Take a parameter to determine whether this is a
521 call from --help or an error message. Give fuller output that
522 follows the GNU Coding Standards for --help.
523 (print_version): New function.
525 (process_args): Use getopt_long. Support long options. Follow
526 GNU Coding Standards for --help and --version.
527 * doc/gcov.texi: Document long options.
528 Addresses part of PR other/704.
530 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
532 * pa.c (output_move_double): Fix typo in double load.
534 2001-11-01 Kazu Hirata <kazu@hxi.com>
536 * config/h8300/h8300.c (h8300_encode_label): Compute a string
537 before passing it to ggc_alloc_string.
539 2001-11-01 Kazu Hirata <kazu@hxi.com>
541 * config/m68k/3b1.h: Fix comment formatting.
542 * config/m68k/3b1g.h: Likewise.
543 * config/m68k/a-ux.h: Likewise.
544 * config/m68k/amix.h: Likewise.
545 * config/m68k/apollo68.h: Likewise.
546 * config/m68k/atari.h: Likewise.
547 * config/m68k/aux-exit.c: Likewise.
548 * config/m68k/ccur-GAS.h: Likewise.
549 * config/m68k/crds.h: Likewise.
550 * config/m68k/dpx2.h: Likewise.
551 * config/m68k/dpx2g.h: Likewise.
552 * config/m68k/hp310.h: Likewise.
553 * config/m68k/hp320.h: Likewise.
554 * config/m68k/isi.h: Likewise.
555 * config/m68k/linux.h: Likewise.
556 * config/m68k/lynx.h: Likewise.
557 * config/m68k/m68k-psos.h: Likewise.
558 * config/m68k/m68k.c: Likewise.
559 * config/m68k/m68k.h: Likewise.
560 * config/m68k/m68k.md: Likewise.
561 * config/m68k/m68kelf.h: Likewise.
562 * config/m68k/m68kv4.h: Likewise.
563 * config/m68k/mot3300.h: Likewise.
564 * config/m68k/news.h: Likewise.
565 * config/m68k/next.h: Likewise.
566 * config/m68k/pbb.h: Likewise.
567 * config/m68k/plexus.h: Likewise.
568 * config/m68k/sgs.h: Likewise.
569 * config/m68k/sun3.h: Likewise.
570 * config/m68k/tower.h: Likewise.
571 * config/m68k/vxm68k.h: Likewise.
573 2001-10-31 DJ Delorie <dj@redhat.com>
575 * config/mips/mips.h (mips_cache_flush_func): Prototype.
576 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
577 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
578 * config/mips/mips.c (mips_cache_flush_func): New.
579 * doc/invoke.texi: Document the new options.
581 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
583 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
584 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
586 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
588 * config/cris/cris.c: Include output.h after tree.h but before
591 2001-10-31 Zack Weinberg <zack@codesourcery.com>
593 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
594 (INTL_SUBDIRS): Just intl.
595 (.SUFFIXES): Add .gmo .po .pox.
596 (native): Also depend on build-@POSUB@.
597 (intl.all, intl.install): Depend on config.h and things it includes.
598 (po-generated): New target; depend on c-parse.c and tradcif.c.
599 (install-normal): Also depend on install-@POSUB@.
600 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
601 (build-, install-, build-po, update-po, install-po,
602 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
604 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
605 * configure.in: Don't munge XGETTEXT. Don't generate
607 * configure: Regenerate.
610 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
611 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
613 2001-10-31 Kazu Hirata <kazu@hxi.com>
615 * config/h8300/h8300.md (two anonymous patterns): New.
617 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
619 * tree.h (tree_index): Add support for V16QI and V8HI.
620 (V8HI_type_node): New.
621 (V16QI_type_node): New.
623 * tree.c (build_common_tree_nodes_2): Same.
625 * c-common.c (type_for_mode): Same.
627 2001-10-31 Kazu Hirata <kazu@hxi.com>
629 * config/i386/att.h: Fix comment formatting.
630 * config/i386/beos-elf.h: Likewise.
631 * config/i386/bsd.h: Likewise.
632 * config/i386/bsd386.h: Likewise.
633 * config/i386/crtdll.h: Likewise.
634 * config/i386/cygwin.asm: Likewise.
635 * config/i386/cygwin.h: Likewise.
636 * config/i386/djgpp.h: Likewise.
637 * config/i386/freebsd-aout.h: Likewise.
638 * config/i386/freebsd.h: Likewise.
639 * config/i386/gas.h: Likewise.
640 * config/i386/i386-interix.h: Likewise.
641 * config/i386/i386-protos.h: Likewise.
642 * config/i386/i386.c: Likewise.
643 * config/i386/i386.h: Likewise.
644 * config/i386/i386.md: Likewise.
645 * config/i386/i386elf.h: Likewise.
646 * config/i386/interix.c: Likewise.
647 * config/i386/isc.h: Likewise.
648 * config/i386/isccoff.h: Likewise.
649 * config/i386/iscdbx.h: Likewise.
650 * config/i386/linux.h: Likewise.
651 * config/i386/lynx.h: Likewise.
652 * config/i386/mingw32.h: Likewise.
653 * config/i386/netbsd-elf.h: Likewise.
654 * config/i386/next.h: Likewise.
655 * config/i386/osf1elf.h: Likewise.
656 * config/i386/osfrose.h: Likewise.
657 * config/i386/sco5.h: Likewise.
658 * config/i386/seq-gas.h: Likewise.
659 * config/i386/seq-sysv3.h: Likewise.
660 * config/i386/sequent.h: Likewise.
661 * config/i386/sol2.h: Likewise.
662 * config/i386/sun386.h: Likewise.
663 * config/i386/uwin.asm: Likewise.
664 * config/i386/uwin.h: Likewise.
665 * config/i386/vxi386.h: Likewise.
666 * config/i386/win32.h: Likewise.
667 * config/i386/winnt.c: Likewise.
668 * config/i386/xm-cygwin.h: Likewise.
669 * config/i386/xm-mingw32.h: Likewise.
671 2001-10-31 Kazu Hirata <kazu@hxi.com>
673 * builtins.def: Fix comment typos.
674 * config/alpha.c: Likewise.
675 * config/arm/arm.c: Likewise.
676 * config/avr/avr.h: Likewise.
677 * config/d30v/d30v.c: Likewise.
678 * config/d30v/d30v.h: Likewise.
679 * config/d30v/d30v.md: Likewise.
680 * config/dsp16xx/dsp16xx.c: Likewise.
681 * config/fr30/fr30.c: Likewise.
682 * config/fr30/fr30.md: Likewise.
683 * config/i386/i386.c: Likewise.
684 * config/i860/i860.c: Likewise.
685 * config/i960/i960.c: Likewise.
686 * config/ia64/ia64.c: Likewise.
687 * config/mips/mips.c: Likewise.
688 * config/pa/pa.c: Likewise.
689 * config/rs6000/rs6000.c: Likewise.
690 * config/s390/s390.c: Likewise.
691 * config/sparc/sparc.c: Likewise.
693 2001-10-30 Kazu Hirata <kazu@hxi.com>
695 * config/mips/elf.h: Fix comment formatting.
696 * config/mips/elf64.h: Likewise.
697 * config/mips/iris5.h: Likewise.
698 * config/mips/iris5gas.h: Likewise.
699 * config/mips/iris6.h: Likewise.
700 * config/mips/isa3264.h: Likewise.
701 * config/mips/linux.h: Likewise.
702 * config/mips/mips.c: Likewise.
703 * config/mips/mips.h: Likewise.
704 * config/mips/mips.md: Likewise.
705 * config/mips/mips16.S: Likewise.
706 * config/mips/netbsd.h: Likewise.
707 * config/mips/osfrose.h: Likewise.
708 * config/mips/r3900.h: Likewise.
709 * config/mips/sni-svr4.h: Likewise.
710 * config/mips/svr4-t.h: Likewise.
711 * config/mips/ultrix.h: Likewise.
713 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
715 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
716 when we update head->current.
718 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
720 * tree.c (id_string_size): Remove.
721 (dump_tree_statistics): Update.
722 * toplev.c (compile_file): If dumping stats, dump tree stats too.
724 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
726 * sched-rgn.c (schedule_insns): Fix comment.
728 2001-10-30 Zack Weinberg <zack@codesourcery.com>
730 * configure.in: Correct previous change: don't assume that
731 gas's version number _isn't_ the last thing on the line, or
732 isn't the only number on the line, either.
733 * configure: Regenerate.
735 2001-10-30 Kazu Hirata <kazu@hxi.com>
737 * cfgcleanup.c: Fix a comment typo.
739 2001-10-30 Kazu Hirata <kazu@hxi.com>
741 * alias.c: Fix comment formatting.
743 * config/cris/cris.c: Likewise.
744 * config/cris/cris.h: Likewise.
745 * config/i960/i960.c: Likewise.
746 * config/i960/i960.h: Likewise.
748 2001-10-30 Kazu Hirata <kazu@hxi.com>
750 * config/arm/arm.c: Fix a comment typo.
751 * config/arm/arm.h: Likewise.
752 * config/ia64/ia64.c: Likewise.
754 2001-10-30 Jakub Jelinek <jakub@redhat.com>
756 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
757 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
758 * rtl.h (set_unique_reg_note): Change return value.
759 * gcse.c (try_replace_reg): Use set_unique_reg_note.
760 * cse.c (cse_insn): Likewise.
761 * expr.c (emit_move_insn): Likewise.
762 * explow.c (force_reg): Likewise.
763 * local-alloc (update_equiv_regs): Likewise.
764 * loop.c (move_moveables, load_mems): Likewise.
765 * reload (find_reloads): Likewise.
767 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
770 * c-decl.c (parmlist_tags_warning, start_struct,
771 check_for_loop_decls): Separate messages for struct, union and
772 enum cases to allow for languages in which they have different
774 * c-format.c (scanf_flag_specs): Separate short and long name of
775 the assignment suppression feature.
776 (check_format_types): Localize "pointer" and "different types"
778 * c-lex.c (lex_number): Localize "an unsigned long int" and
780 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
782 * c-typeck.c (build_unary_up): Separate messages for increment and
783 decrement cases to allow for languages in which they use different
784 articles. Localize the strings "increment" and "decrement" in one
787 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
789 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
790 when no changes has been made.
792 * gcse.c (reg_set_bitmap): Turn into reg_set.
793 (modify_mem_list_set, canon_modify_mem_list_set)
794 (clear_modify_mem_tables, free_modify_mem_tables): New.
795 (gcse_main); Use free_modify_mem_tables.
796 (free_gcse_mem): Likewise; free the bitmaps.
797 (alloc_gcse_main): Initialize the bitmaps.
798 (canon_list_insert): Set canon_modify_mem_list_set.
799 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
800 (compute_hash_table): Use clear_modify_mem_tables.
801 (reset_opr_set_tables): Likewise.
802 (oprs_not_set_p): reg_set_bitmap is regset.
803 (mark_set, mark_clobber): Likewise.
805 * df.h (DF_EQUIV_NOTES): New constant.
806 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
809 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
810 (init_regions, schedule_insns): Conditionalize the checking
811 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
813 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
815 * i386.md (movti_rex64 splitter): Fix condition.
817 2001-10-29 Zack Weinberg <zack@codesourcery.com>
819 * configure.in: Do not assume that gas's version number is the
820 last thing on the first line of as --version output.
821 * configure: Regenerate.
823 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
824 MT_WARNING, MT_ERROR, MT_FATAL.
825 (main): Call gcc_init_libintl.
826 (v_message): Call gettext on msgid and "warning: "
827 * tradcif.y: Include intl.h.
828 (yyerror): Make parameter definition consistent with
829 prototype. Call gettext on msgid argument.
831 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
833 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
836 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
838 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
840 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
841 before referencing it.
843 2001-10-26 DJ Delorie <dj@redhat.com>
845 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
846 override -G, and force -G0.
848 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
850 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
851 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
852 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
853 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
855 * loop.h (struct induction): Rename ext_dependant to
857 * loop.c: Change all uses.
858 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
860 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
862 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
864 * c-parse.in (expr_no_commas, primary), c-typeck.c
865 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
867 2001-10-29 David Edelsohn <edelsohn@gnu.org>
869 Undo assemble_name change in earlier patch.
871 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
873 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
874 determining the type of the receiver, do not check that TREE_CODE
875 of receiver is CALL_EXPR before calling receiver_is_class_object().
876 (receiver_is_class_object): For the GNU runtime: recognize
877 the case that the receiver is self in a class method context.
878 Check that TREE_CODE of receiver is CALL_EXPR when checking that
879 the receiver is a call to objc_get_class.
881 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
883 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
885 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
887 * Makefile.in (OBJS): Put all files in alphabetical order.
889 * dwarf2out.c (add_const_value_attribute): Fix error in last
892 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
894 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
895 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
897 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
898 (life_analysis): call purge_all_dead_edges after deleting noops.
899 (delete_noop_move): Do not purge CFG.
900 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
902 2001-10-28 David Edelsohn <edelsohn@gnu.org>
904 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
905 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
906 (ASM_GLOBALIZE_LABEL): Use assemble_name.
907 (ASM_OUTPUT_COMMON): Likewise.
908 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
909 (rs6000_output_function_epilogue): Likewise.
910 (output_mi_thunk): Fix typo.
911 (rs6000_output_symbol_ref): Use assemble_name.
912 (output_toc): Likewise.
913 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
914 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
915 assemble_name calls STRIP_NAME_ENCODING.
916 (ASM_OUTPUT_LABEL): Use assemble_name.
917 (ASM_GLOBALIZE_LABEL): Likewise.
918 (ASM_DECLARE_FUNCTION_NAME): Likewise.
919 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
920 (ASM_OUTPUT_LOCAL): Likewise.
922 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
924 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
925 (expand_builtin_apply, expand_builtin_return): Likewise.
926 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
928 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
930 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
931 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
932 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
933 configure, configure.in, except.c, except.h, flow.c, function.c,
934 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
935 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
936 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
937 unroll.c: Fix spelling errors.
939 * doc/extend.texi, doc/invoke.texi: Fix spelling.
941 * doc/gcc.texi: Document use of "dependent" and American spelling.
943 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
945 * expr.c (emit_group_load): Support CONCATs by storing them to memory
948 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
950 * expr.c (store_constructor_field): Only call adjust_address on MEM.
952 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
954 * genrecog.c (write_switch): Output if before switch for
955 DT_elt_zero_wide_safe.
957 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
959 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
960 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
961 (FUNCTION_PROFILER): Const-ify.
962 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
963 (eliminate_constant_term, assemble_name, output_addr_const):
965 (ptr_half_pic_address_p, half_pic_hash): Prototype.
966 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
967 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
968 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
969 (half_pic_declare, half_pic_external): Const-ify.
970 * toplev.c: Include "halfpic.h".
972 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
974 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
975 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
976 config/i386/i386.c, config/i386/i386-interix.h,
977 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
978 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
979 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
980 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
981 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
982 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
983 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
986 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
987 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
988 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
989 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
990 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
991 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
992 system.h, toplev.c: Fix spelling errors.
994 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
996 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
998 * dwarf2out.c (reg_number): Abort if pseudo.
999 (reg_loc_descriptor): Return 0 if pseudo.
1000 (is_based_loc): Return 0 if pseudo.
1001 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1003 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1004 (loc_descriptor): Return 0 if can't find location and handle 0
1005 return from recursive calls.
1006 (loc_descriptor_from_tree): Likewise.
1007 Fix handling of indirect.
1008 Also return 0 for PLACEHOLDER_EXPR.
1009 Clean up COMPONENT_REF cases.
1010 (add_AT_location_descriptor): Simplify, but handle 0 return from
1012 (add_const_value_attribute): Avoid shift count warning.
1013 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1014 Set comp_unit_die as context if not in function.
1016 * config/mips/mips-protos.h: Break up long lines.
1017 Remove needless #ifdef/#endif blocks.
1018 Don't declare functions declared in file made by genpreds or recog.h.
1019 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1020 is now HOST_WIDE_INT; delete unneeded casts.
1021 * config/mips/mips.h: Don't use #elif.
1023 * expr.c (stor_constructor_field): Always call adjust_address.
1024 Copy TARGET before changing its alias set.
1025 (store_field): Likewise, for TO_RTX.
1026 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1028 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1029 (find_placeholder): Return 0 if can't find object.
1030 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1033 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1035 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1037 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1039 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1040 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1041 (merge_blocks): Properly udpate life after making edge nonfallthru.
1042 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1044 2001-10-26 Kazu Hirata <kazu@hxi.com>
1046 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1048 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1050 * c-typeck.c (convert_arguments): When comparing for enumeral
1051 type equality, use TYPE_MAIN_VARIANT.
1052 * gcc.dg/Wconversion.c: New tests.
1054 2001-10-26 Kazu Hirata <kazu@hxi.com>
1056 * s390/s390.c: Fix comment typos.
1057 * s390/s390.h: Likewise.
1058 * s390/s390.md: Likewise.
1060 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1062 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1063 (walk_tree): Use it for tail calls where appropriate.
1065 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1067 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1068 non-local label_refs.
1070 2001-10-26 Kazu Hirata <kazu@hxi.com>
1072 * config/h8300/h8300.md (4 anonymous patterns): New.
1074 2001-10-26 Kazu Hirata <kazu@hxi.com>
1076 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1077 algorithm through the shift_info structure.
1078 (emit_a_shift): Update the use of get_shift_alg.
1080 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1082 * sched-rgn.c: Remove bitset typedef.
1083 Change bitset to sbitmap in prototypes / variable types.
1085 Remove edgeset_bits.
1086 Remove edgeset_size.
1087 s/BITSET_ADD/SET_BIT/g
1088 s/BITSET_INVERT/sbitmap_ones/g
1089 s/BITSET_INTER/sbitmap_a_and_b/g
1090 s/BITSET_UNION/sbitmap_a_or_b/g
1091 s/BITSET_DIFFER/sbitmap_difference/g
1092 s/bitset_member/TEST_BIT/g
1093 (BITSET_*): Removed.
1094 (bitset_member): Removed.
1095 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1096 EXECUTE_IF_SET_IN_SBITMAP.
1097 (split_edges): Rewrite, use sbitmap functions instead of bitset
1099 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1101 2001-10-26 Andreas Schwab <schwab@suse.de>
1103 * reload1.c (emit_input_reload_insns): Fix parens in last
1104 (undocumented) change that was supposed to change only whitespace.
1106 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1108 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1110 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1113 2001-10-26 Andreas Jaeger <aj@suse.de>
1115 * flow.c (clear_log_links): Remove unused variable.
1116 * cfgcleanup.c (cleanup_cfg): Likewise.
1118 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1120 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1121 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1123 2001-10-26 Richard Henderson <rth@redhat.com>
1125 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1126 rename PV_REG to R27_REG.
1127 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1128 (REG_CLASS_FROM_LETTER): Update.
1129 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1130 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1131 (udivsi3, modsi3, umodsi3): Likewise.
1132 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1134 2001-10-26 Richard Henderson <rth@redhat.com>
1136 * cfg.c (clear_aux_for_blocks): Split out of ...
1137 (free_aux_for_blocks): here.
1138 (clear_aux_for_edges): Split from ...
1139 (free_aux_for_edges): here.
1140 * basic-block.h: Declare them.
1141 * lcm.c (compute_antinout_edge): Use them.
1142 (compute_laterin, compute_available, compute_nearerout): Likewise.
1143 (optimize_mode_switching): Likewise.
1145 2001-10-26 Richard Henderson <rth@redhat.com>
1147 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1148 moving everything back to the main build directory.
1150 2001-10-26 Christopher Faylor <cgf@redhat.com>
1152 * config/i386/cygwin.h: Search target specfic include directory, if
1155 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1157 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1158 of macro guards. Fix #endif comment.
1160 * output.h (default_exception_section, default_eh_frame_section):
1161 Move prototypes outside of macro guard.
1163 * crtstuff.c: Fix #endif comment.
1165 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1167 * doc/md.texi (movMM): Clarify semantics of storing into a
1168 non-paradoxical SUBREG.
1170 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1172 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1173 (lang_hook_default_get_alias_set): Move next to other alias
1175 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1176 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1177 (LANG_HOOKS_INITIALIZER): Add it.
1178 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1179 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1180 instead of a loop calling poplevel.
1182 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1184 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1185 occurrences of #elif with #if...#endif.
1187 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1189 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1191 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1193 * alias.c (can_address_p): No longer static.
1194 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1195 Return 0 if all parameters are default values.
1196 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1197 (adjust_address_1): Try harder to compute a size.
1198 * expr.c (expand_assignment, store_constructor): If can't address,
1199 set MEM_KEEP_ALIAS_SET_P.
1200 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1201 (store_field): Likewise.
1202 (store_constructor): Simplify call to store_constructor_field.
1203 * expr.h (can_address_p): New declaration.
1204 * gensupport.c (gen_rtx_CONST_INT): New function.
1205 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1206 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1207 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1209 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1211 2001-10-24 Christopher Faylor <cgf@redhat.com>
1213 * config/i386/cygwin.h: Use proper path for mingw crt files when
1216 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1218 * dwarf2out.c (file_info_cmp): Always return consistent results.
1220 2001-10-24 Roger Sayle <roger@eyesopen.com>
1222 * stmt.c (expand_end_case): Index jumptables from zero for
1223 suitably small values of minval.
1225 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1227 * stor-layout.c (place_union_field): If any field was aligned with
1228 attribute aligned, set record type's TYPE_USER_ALIGN.
1229 (place_field): Likewise.
1230 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1231 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1233 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1235 * c-common.h (struct c_common_identifier): Remove rid_code field.
1236 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1238 * c-typeck.c (constructor_designated): New local flag.
1239 (struct constructor_stack): Add "designated" field to match.
1240 (start_init): Clear it.
1241 (really_start_incremental_init, push_init_level): Push and
1243 (pop_init_level): Pop it.
1244 (set_designator): Set it.
1246 (pop_init_level): Suppress "missing initializer" warnings if
1247 constructor_designated is true.
1248 (process_init_element): Suppress warning about union
1249 initialization under traditional C, if constructor_designated
1252 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1254 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1257 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1259 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1261 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1263 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1264 the node was already a set to a constant.
1266 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1268 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1269 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1271 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1273 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1274 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1275 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1276 * s390.c (s390_final_chunkify): Don't use string concatenation.
1277 (s390_function_prologue, s390_function_epilogue): Const-ify.
1278 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1280 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1282 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1285 2001-10-23 Stan Shebs <shebs@apple.com>
1287 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1288 -traditional-cpp in first-stage compilation.
1290 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1292 * gensupport.c (target_flags): Add.
1294 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1296 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1298 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1299 * except.c (expand_builtin_frob_return_addr): Likewise.
1300 (expand_builtin_eh_return): Likewise.
1301 * stmt.c (expand_computed_goto): Likewise.
1302 * explow.c (memory_address): Likewise.
1303 (allocate_dynamic_stack_space): Clean up predicate testing.
1304 (probe_stack_range): Convert SIZE to Pmode.
1305 * calls.c (rtx_for_function_call): Only call convert_memory_address
1307 Pass function call operand as ptr_mode, not Pmode.
1308 * expr.c (expand_assignment): Clean up calls to convert_memory
1309 address by only doing so when needed and making offsets Pmode.
1310 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1311 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1312 is in Pmode, not ptr_mode.
1314 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1316 * darwin-protos.h (constructor_section, destructor_section,
1317 mod_init_section, mod_term_section): Prototype.
1318 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1320 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1322 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1323 objc_section_init declaration.
1324 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1325 (objc_section_init, try_section_alias): Make static.
1326 (alias_section): Make static and hide unused function.
1327 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1329 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1331 * alias.c (can_address_p): Compnonents are not addressable if
1332 the containing type has alias set 0.
1333 (get_alias_set): Rework to use STRIP_NOPS.
1334 Only call front-end routine on object, type, or object with
1335 NOPs stripped, not inner values.
1336 Use language hook to call front-end routine.
1337 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1338 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1339 Don't pass alignment to emit_block_move.
1340 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1341 (expand_builtin_memset): Likewise, but for clear_storage.
1342 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1343 and remove C++ specific parts.
1344 * c-common.h (c_common_get_alias_set): Add declaration.
1345 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1346 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1347 (save_fixed_argument_area): Call set_mem_align.
1348 Remove alignment in call to emit_block_move.
1349 (emit_library_call_value_1, store_one_arg): Likewise.
1350 (target_for_arg): Remove; disabled long ago.
1351 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1352 once and similar cleanups.
1353 (offset_address): Use proper introductory comment.
1354 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1355 from explicit operand; all callers changed.
1356 (clear_storage): Likewise.
1357 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1358 (store_field): Remove kludge on alias set used for to_rtx.
1359 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1360 (expand_expr_unaligned): Call set_mem_attributes instead of
1362 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1363 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1364 (expand_function_end): Track MEM attributes of trampolines.
1365 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1366 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1367 attributes from original.
1368 * langhooks.c (lang_hook_default_get_alias_set): New function.
1369 (hook_get_alias_set_0): New function.
1370 * langhooks.h (hook_get_alias_set_0): New declaration.
1371 (lang_hook_default_get_alias_set): Likewise.
1372 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1373 * reload1.c (alter_reg): Use adjust_address_nv.
1374 * rtl.c (get_mode_alignment): Moved to here.
1375 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1376 change default if unknown from 1 to BITS_PER_UNIT.
1377 * stor-layout.c (get_mode_alignment): Remove from here.
1378 * toplev.h (struct lang_hoks): Add get_alias_set field.
1379 * tree.h (lang_get_alias_set): Delete declaration.
1380 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1381 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1382 (ix86_va_arg): Likewise.
1383 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1384 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1385 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1386 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1387 (expand_block_move_mem): Remove dead code.
1389 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1391 * c-common.c (warn_div_by_zero): New.
1392 * c-common.h (warn_div_by_zero): New.
1393 * c-decl.c (c_decode_option): Take it on the command line.
1394 * c-typeck.c (build_binary_op): Warn about division by zero.
1395 * doc/invoke.texi: Document the new command line option, fix
1396 documentation of -Wmultichar.
1397 * testsuite/gcc.dg/divbyzero.c: New tests.
1398 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1400 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1402 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1404 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1405 to avoid update_life_info call.
1406 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1407 * cfgcleanup.c (bb_flags): New enum.
1408 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1409 (notice_new_block, update_forwarder_flag): New functions.
1410 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1411 (try_forward_edges): Likewise; update flags.
1412 (merge_blocks): Likewise.
1413 (outgoing_edges_match): Likewise.
1414 (try_crossjump_to_edge): Likewise.
1415 (try_optimize_cfg): Likewise; initialize and clear the flags;
1416 recompute life info if needed.
1417 (cleanup_cfg): No need to clear aux pointers.
1419 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1421 * config/i386/i386.c (override_options): Default to minimum
1422 stack alignment when optimizing for code size.
1423 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1426 * config/i386/i386.c (override_options): Set upper limit of
1427 -mpreferred-stack-boundary to 12.
1429 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1431 * recog.c (peephole2_optimize): Add default case to switch.
1433 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1435 * doc/gcc.texi (Sending Patches): Remove.
1437 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1439 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1440 fields when comparing.
1442 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1445 * arm.c (HOST_INT, HOST_UINT): Likewise.
1447 2001-10-22 Stan Shebs <shebs@apple.com>
1449 * config/darwin-protos.h (darwin_exception_section): Declare.
1450 (darwin_eh_frame_section): Declare.
1452 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1454 * i386.md (movti_rex64): Fix mode.
1456 2001-10-22 Stan Shebs <shebs@apple.com>
1458 * target.h (struct gcc_target): Add asm_out.exception_section,
1459 asm_out.eh_frame_section.
1460 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1461 (TARGET_ASM_EH_FRAME_SECTION): New.
1462 (TARGET_INITIALIZER): Update.
1463 * output.h (default_exception_section): Declare.
1464 (default_eh_frame_section): Declare.
1465 * dwarf2out.c: Include target.h.
1466 (output_call_frame_info): Call target hook for eh frames.
1467 (default_eh_frame_section): New function.
1468 * except.c: Include target.h.
1469 (output_function_exception_table): Call target hook for exception
1471 * varasm.c (default_exception_section): Rename from
1472 exception_section, remove EXCEPTION_SECTION macro.
1474 * config/darwin.h (darwin_eh_frame_section): New function.
1475 (EXCEPTION_SECTION): Remove.
1476 (TARGET_ASM_EXCEPTION_SECTION): Define.
1477 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1478 (nextstep_exception_section): New function.
1479 (nextstep_eh_frame_section): New function.
1480 (TARGET_ASM_EXCEPTION_SECTION): Define.
1481 (TARGET_ASM_EH_FRAME_SECTION): Define.
1483 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1484 (TARGET_ASM_EXCEPTION_SECTION): Define.
1485 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1486 (EXCEPTION_SECTION): Remove.
1487 (TARGET_ASM_EXCEPTION_SECTION): Define.
1488 * config/stormy16/stormy16.h: Remove comments referencing
1489 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1491 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1492 TARGET_ASM_EH_FRAME_SECTION.
1494 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1496 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1499 * c-format.c: Fix spelling typo in comment.
1501 * sched-int.h: Fix typo in GCC preamble.
1503 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1506 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1508 2001-10-22 Richard Henderson <rth@redhat.com>
1510 * config/i386/i386.c (ix86_expand_clear): New.
1511 * config/i386/i386-protos.h: Declare it.
1512 * config/i386/i386.md (setcc peep2s): Use it.
1513 (movsi_xor): Unexport.
1515 2001-10-22 Richard Henderson <rth@redhat.com>
1517 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1518 free_EXPR_LIST_list for LOG_LINKS.
1520 2001-10-21 Robert Lipe <robertlipe@usa.net>
1522 * config/i386/i386.c (sco_asm_named_section): Delete.
1523 (sco_asm_out_constructor): Delete.
1524 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1525 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1526 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1527 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1528 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1530 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1533 and/or fold extra calls into fewer ones.
1534 * collect2.c (dump_file): Likewise.
1535 * cppexp.c (parse_number): Likewise.
1536 * cpplex.c (_cpp_lex_direct): Likewise.
1537 * final.c (output_asm_insn, asm_fprintf): Likewise.
1538 * fix-header.c (inf_scan_ident, main): Likewise.
1539 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1541 * fold-const.c (real_hex_to_f): Likewise.
1542 * gen-protos.c (parse_fn_proto): Likewise.
1543 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1544 * genrecog.c (change_state, write_action): Likewise.
1545 * gensupport.c (shift_output_template): Likewise.
1546 * local-alloc.c (requires_inout): Likewise.
1547 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1548 * protoize.c (is_id_char, main): Likewise.
1549 * real.c (asctoeg): Likewise.
1550 * recog.c (asm_operand_ok): Likewise.
1551 * reload.c (find_reloads): Likewise.
1552 * scan.c (scan_identget_token): Likewise.
1553 * sched-vis.c (print_value): Likewise.
1554 * stringpool.c (ggc_alloc_string): Likewise.
1555 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1556 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1557 * tradcpp.c (rescan): Likewise.
1558 * tree.c (clean_symbol_name): Likewise.
1559 * varasm.c (decode_reg_name): Likewise.
1561 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1562 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1563 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1564 * m88k.c (output_ascii): Likewise.
1565 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1566 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1567 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1568 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1570 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1572 * langhooks.c (lang_hook_default_do_nothing,
1573 lang_hook_default_decode_option): New defaults.
1574 * langhooks.h: Make hooks unconditional and non-NULL.
1575 * toplev.c (compile_file, toplev_main): Update.
1576 * toplev.h: Update comments.
1577 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1579 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1581 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1583 * system.h (IN_RANGE): New macro.
1585 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1587 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1588 INTLDEPS variable, which does not include $LIBICONV.
1589 * Makefile.in: Use INTLDEPS in LIBDEPS.
1590 * configure: Regenerate.
1592 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1594 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1595 * cpplex.c (lex_percent, lex_dot): Remove.
1596 (get_effective_char, skip_block_comment, skip_line_comment,
1597 parse_identifier_slow, parse_number, parse_string, save_comment,
1598 _cpp_lex_direct): Update to do lookback freely.
1599 (IF_NEXT_IS, BACKUP): New macros.
1600 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1601 * cppmacro.c (paste_tokens): Update.
1603 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1605 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1607 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1609 * reload1.c (reload): Check CONSTANT_P before calling
1610 LEGITIMATE_PIC_OPERAND_P.
1611 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1612 workaround of 2001-10-13.
1614 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1616 * i386.c (split_di): Handle splitting of DFmode.
1618 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1620 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1621 (adjust_address_1, offset_address): Likewise.
1623 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1624 (output_asm_insn): Call it for each line output.
1625 Don't record an operand more than once.
1627 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1628 * main.c: Include config.h and system.h, but not ansidecl.h.
1629 * Makefile.in (main.o): Update accordingly.
1631 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1633 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1635 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1637 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1638 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1640 (find_sub_basic_blocks): ... here;
1641 (find_many_sub_basic_blocks): New.
1642 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1644 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1646 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1648 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1650 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1651 * flow.c (update_life_info): Measure time.
1652 * c-decl.c: Include timevar.h
1653 (c_expand_body): Measure time.
1654 * toplev.c (rest_of_compilation): Measure time of mode switching
1656 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1658 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1659 (lang_independent_options): Add asynchronous-unwind-tables
1660 (toplev_main): flag_asynchronous_unwind_tables implies
1662 * flags.h (flag_asynchronous_unwind_tables): Declare.
1663 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1664 flag_asynchronous_unwind_tables.
1665 (output_call_frame_info): Likewise.
1666 * invoke.texi (-fasynchronous-unwind-tables): Document.
1667 * i386.c (optimization_options): Enable
1668 flag_asynchronous_unwind_tables.
1670 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1671 * i386.md (s* expanders): Destination is QImode.
1673 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1674 * rtl.h (clear_log_links): Kill.
1675 * flow.c (clear_log_links): Make static; accept blocks parameter;
1676 do no clear life info.
1677 (update_life_info): Call clear_log_links.
1679 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1681 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1683 * cpplex.c (handle_newline, skip_escaped_newlines,
1684 get_effective_char, skip_block_comment, skip_line_comment,
1685 parse_identifier_slow, parse_number, parse_string,
1686 _cpp_lex_direct): Update to do more stepping back.
1687 (trigraph_ok): Similarly. Rename trigraph_p.
1688 (SAVE_STATE, RESTORE_STATE): Remove.
1689 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1691 * cpplib.c (destringize): Rename destringize_and_run, and
1692 call run_directive directly.
1693 (_cpp_do__Pragma): Simplify.
1695 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1697 * pe.c (arm_pe_unique_section): Const-ify.
1698 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1699 (switch_to_section): Add static prototype.
1701 * output.h (drectve_section): Prototype.
1703 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1705 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1706 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1707 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1708 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1709 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1710 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1711 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1712 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1713 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1714 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1715 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1716 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1717 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1718 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1719 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1720 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1721 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1722 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1723 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1724 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1725 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1726 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1727 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1728 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1729 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1730 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1731 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1732 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1733 v850-*-*): Delete superflous ${cpu_type} setting.
1734 * config/linux.h: Delete svr4.h include.
1735 (SET_ASM_OP): Delete.
1736 * config/netware.h (INT_ASM_OP): Undef before define.
1737 * config/ptx4.h: Delete elfos.h include.
1738 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1739 * config/svr4.h: Delete elfos.h include. Update commentary.
1740 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1741 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1742 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1743 config/v850/v850.h: Delete svr4.h include.
1744 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1745 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1746 config/sparc/sysv4.h: Update includes.
1747 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1748 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1749 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1750 config/m88k/dguxbcs.h: Delete includes.
1751 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1752 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1753 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1755 * config/m88k/dgux.h: Delete include.
1756 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1758 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1759 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1760 * config/sh/elf.h: Update include.
1761 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1762 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1764 2001-10-19 Catherine Moore <clm@redhat.com>
1766 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1767 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1768 base and count fields.
1769 (stormy16_expand_builtin_va_start): last_reg_count changed to
1770 size_of_reg_args. Use count + size in first comparison.
1772 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1774 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1775 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1776 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1777 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1778 Set alignment from type if INDIRECT_REF.
1779 (adjust_address_1, offset_address): Simplify alignment compuitation.
1780 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1781 here; done by set_mem_attributes.
1783 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1785 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1786 * arm-protos.h (rdata_section, zero_init_section, common_section):
1788 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1789 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1790 traditional mode stringification.
1791 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1792 in macros controling its use.
1793 * rtlanal.c: Include tm_p.h.
1794 * varasm.c (asm_output_aligned_bss): Mark parameter with
1796 (assemble_constant_align, assemble_start_function, assemble_align,
1797 assemble_variable, assemble_trampoline_template,
1798 output_constant_def_contents): Wrap potentially empty if-stmt body
1801 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1803 * a29k-protos.h (literal_section): Prototype.
1804 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1805 * a29k.md: Ensure function pointers are prototyped.
1806 * genattrtab.c (write_eligible_delay): Mark parameter with
1809 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1811 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1812 * 1750a.c (print_operand): Fix format specifier warning.
1813 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1814 * 1750a.md: Likewise.
1815 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1816 * genemit.c (output_add_clobbers): Mark parameter with
1818 * genrecog.c (write_subroutine): Likewise.
1819 * integrate.c (expand_inline_function): Delete unused variable.
1820 * varasm.c (remove_from_pending_weak_list): Wrap with
1823 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1825 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1826 field is different to previous argument's neg field.
1828 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1830 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1832 * final.c (get_decl_from_op): New function.
1833 (output_asm_insn): Call it; write "*" when item with decl is address.
1835 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1837 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1838 about 64-bit support from the 3.0_branch version.
1840 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1842 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1843 USE_INCLUDED_LIBINTL when appropriate.
1844 * configure, config.in: Regenerate.
1845 * Makefile.in (datadir): Set to @datadir@.
1846 (intl.o): Also depend on $(CONFIG_H) and system.h.
1848 * intl.c: Factor out common gettext initialization sequence.
1849 (gcc_init_libintl): New function.
1850 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1851 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1852 off NLS. Add multiple include guard. No need to #ifdef-guard
1853 an #undef. Prototype gcc_init_libintl here.
1855 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1856 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1857 Use gcc_init_libintl.
1859 2001-10-19 Catherine Moore <clm@redhat.com>
1861 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1863 * config/stormy16/stormy16.c (stormy16_split_move): Make
1864 sure that REG_INC notes are present for auto_inc operands.
1866 2001-10-19 Andreas Jaeger <aj@suse.de>
1868 * configure: Regenerated.
1869 * configure.in: Add x86_64 to switch statements.
1871 2001-10-18 Richard Henderson <rth@redhat.com>
1873 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1874 address into $27 explicitly.
1875 (sibcall_value_osf_1): Likewise.
1877 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1879 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1880 (offset_address): New function.
1881 (free_emit_status): Free regno_decl.
1882 (init_emit): Pass proper number of elements to xcalloc.
1883 Allocate regno_decl.
1884 (mark_emit_status): Mark regno_decl values.
1885 * expr.c (highest_pow2_factor): New function.
1886 (expand_assigment): Use it and offset_address.
1887 Properly handle ptr_mode vs. Pmode in offset calculation.
1888 (store_constructor, expand_expr_unaligned): Likewise.
1889 (expand_expr, case COMPONENT_EXPR): Likewise.
1890 * expr.h (offset_address): New decl.
1891 * function.h (struct emit_status): Add regno_decl.
1892 (REGNO_DECL): New macro.
1893 * final.c (output_asm_name): Move in file and don't conditionalize
1894 on flag_print_asm_name.
1895 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1896 Output names of operands, if known.
1897 * function.c (assign_parms): Set REGNO_DECL.
1898 * integrate.c (integrate_decl_tree): Likewise.
1899 * stmt.c (expand_decl): Likewise.
1900 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1902 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1904 * attribs.c (handle_noinline_attribute): New function.
1905 (handle_used_attribute): Likewise.
1906 (c_common_attribute_table): Added noinline and used.
1907 * doc/extend.texi (Function Attributes): Document them.
1908 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1909 Warn when merging inline with attribute noinline.
1910 (start_decl, start_function): Warn if inline and attribute
1911 noinline appear in the same declaration.
1913 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1915 * config.gcc: Update c4x and i370 for C front end-specific
1917 * config/c4x/c4x-c.c: New.
1918 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1919 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1921 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1922 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1924 (c4x_init_pragma): Remove.
1925 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1926 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1927 c4x_pr_ignored): Move to c4x-c.c.
1928 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1929 * config/c4x/t-c4x: Update.
1930 * config/i370/i370-c.c: New.
1931 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1932 (i370_pr_map): Move to i370-c.c.
1933 * config/i370/t-i370: New.
1935 * doc/tm.texi: Update.
1937 2001-10-17 Stan Shebs <shebs@apple.com>
1939 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1940 typo fixes throughout.
1941 (machopic_output_stub): Remove some dead code.
1943 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1945 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1948 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1950 * Makefile.in (print-rtl.o): Depend on TREE_H.
1951 * alias.c (get_alias_set): Make two passes over objects to first
1952 see if inner object is access via restricted pointer.
1953 Defer allocating alias set for restricted pointer until here.
1954 Call find_placeholder with second arg nonzero.
1956 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1957 set for restricted pointer types.
1958 * emit-rtl.c (set_mem_attributes): Set more attributes.
1959 (set_mem_align, change_address, adjust_address_1): New functions.
1960 (change_address_1): Now static.
1961 (adjust_address, adjust_address_nv): Deleted.
1962 (replace_equiv_address): Call change_address_1.
1963 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1964 (find_placeholder): Get starting point from PLIST arg.
1965 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1966 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1967 (adjust_address, adjust_address_nv): New macros.
1968 * print-rtl.c (tree.h): New include.
1969 (print_rtx, case MEM): Print all memory attributes.
1971 2001-10-17 Richard Henderson <rth@redhat.com>
1973 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1975 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1977 * c-tree.texi: Eliminate duplicated word.
1978 * cpp.texi: Likewise.
1979 * install.texi: Likewise.
1980 * invoke.texi: Likewise.
1981 * tm.texi: Likewise.
1983 2001-10-17 Michael Collison <collison@isisinc.net>
1985 * dsp16xx.c: Fix comment formatting to match GNU standards.
1986 (dsp16xx_output_function_prologue): Change type of 'size'
1987 parameter from 'int' to HOST_WIDE_INT.
1988 (dsp16xx_output_function_epilogue): Change type of 'size'
1989 parameter from 'int' to HOST_WIDE_INT.
1991 2001-10-16 Richard Henderson <rth@redhat.com>
1993 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1994 * configure, config.in: Rebuild.
1996 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1997 (ix86_output_addr_diff_elt): New.
1998 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1999 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2000 (JUMP_TABLES_IN_TEXT_SECTION): New.
2001 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2002 * config/i386/i386-protos.h: Update.
2004 * config/i386/386bsd.h, config/i386/beos-elf.h,
2005 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2006 config/i386/i386-interix.h, config/i386/i386elf.h,
2007 config/i386/linux.h, config/i386/netbsd-elf.h,
2008 config/i386/netbsd.h, config/i386/openbsd.h,
2009 config/i386/ptx4-i.h, config/i386/rtemself.h,
2010 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2011 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2013 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2015 * stmt.c (expand_asm_operands): Update commentary.
2017 2001-10-16 Stan Shebs <shebs@apple.com>
2019 * config/darwin.h (GCC_NAME): Remove, no longer used.
2020 (NO_MATH_LIBRARY): Ditto.
2021 (MATH_LIBRARY): Define to emptiness.
2022 (DWARF2_DEBUGGING_INFO): Define.
2023 (PREFERRED_DEBUGGING_TYPE): Define.
2024 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2025 (EXCEPTION_SECTION): Define.
2026 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2027 * config/darwin.c (darwin_encode_section_info): Handle case of
2028 DECL_INITIAL being error_mark_node.
2030 2001-10-16 Richard Henderson <rth@redhat.com>
2032 * alpha.c (current_file_function_operand): Don't fail for profiling.
2033 (direct_call_operand): New.
2034 * alpha-protos.h: Declare it.
2035 * alpha.h (EXTRA_CONSTRAINT): Use it.
2036 (PREDICATE_CODES): Add it.
2037 (ASM_OUTPUT_MI_THUNK): Remove.
2038 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2039 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2041 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2043 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2044 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2046 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2048 * cfg.c (free_edge): Break out from ....
2049 (remove_edge): ... here.
2050 (clear_edges): Use free_edge.
2052 * att.h (ASM_QUAD): Add comment.
2053 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2055 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2057 * i386.c (split_ti): New function.
2058 (ix86_split_to_parts): Support TImodes.
2059 * i386.h (VALID_INT_MODE_P): Add TImode.
2060 * i386.md (movdi splitter): Fix.
2061 (movti): Support 64bit integer registers.
2062 (movti_rex64): New function and splitter.
2064 * i386.c (*_cost): Add movsx/movzx cost.
2065 * i386.h (struct processor_costs): Add movsx/movzx fields.
2066 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2067 64bit operations require split on 64bit machine.
2068 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2070 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2071 (ix86_expand_move): Avoid pushes of memory if size does not match;
2072 move long constants to register.
2073 (x86_initialize_trampoline): Fix mode.
2074 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2075 Use ASM_QUAD on 64bit.
2076 * i386.md (test pattern): Disallow impossible constants.
2077 (tablejump PIC expander): Fix emitting of sum.
2078 (movdicc_rex64): Rename to movdicc.
2079 * linux64.h (LINK_SPEC): Add missing '%'.
2081 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2083 * tree-inline.c (inlinable_function_p): Leave it up to the
2084 front-end to turn -finline-functions into DECL_INLINE set for all
2087 2001-10-16 Stan Shebs <shebs@apple.com>
2089 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2091 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2093 * recog.c: Formatting and comment typo fixes.
2095 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2096 version in single tree build.
2097 * configure: Regenerate.
2099 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2101 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2102 MODE arguments to gen_rtx and compare operand with const0_rtx.
2104 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2106 * system.h: Poison old unused target macros.
2107 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2108 * config/stormy16/stormy16.c: Update references to obsolete macros.
2109 * config/stormy16/stormy16.h: Similarly.
2110 * config/stormy16/stormy16.md: Similarly.
2111 * config/cris/cris.h: Similarly.
2113 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2115 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2116 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2117 cpp_register_pragma): Update accordingly.
2119 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2121 * c-pragma.h (cpp_register_pragma_space): Remove.
2122 * cpplib.h (cpp_register_pragma_space): Remove.
2123 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2124 (cpp_register_pragma_space): Remove.
2125 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2127 (do_pragma): Similarly.
2128 (_cpp_init_internal_pragmas): Don't register namespaces.
2130 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2131 Don't register namespaces.
2132 * cp/lex.c (init_cp_pragma): Similarly.
2133 * doc/tm.texi: Update.
2135 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2138 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2140 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2142 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2143 add scheduling support.
2144 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2145 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2146 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2149 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2151 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2152 missing CONSTANT_P test in core GCC.
2154 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2156 * cppmain.c (struct printer): New member source.
2157 (scan_translation_unit): Fix spacing at start of lines.
2158 (cb_line_change): Update.
2160 * gcc.dg/cpp/spacing2.c: New test.
2162 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2164 * config/cris/arit.c: Use __builtin_labs, not abs.
2166 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2168 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2169 misplaced sprintf and fprintf argument.
2171 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2173 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2174 * configure.in, Makefile.in: Take out obsolete check-po logic.
2175 * configure, config.in: Regenerate.
2177 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2179 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2180 symtab declarations.
2182 2001-10-12 Stan Shebs <shebs@apple.com>
2184 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2185 declarations of arguments and local variables.
2187 2001-10-12 Christopher Faylor <cgf@redhat.com>
2189 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2190 ENDFILE_SPEC definition.
2192 2001-10-12 Kazu Hirata <kazu@hxi.com>
2194 * gthr-dce.h: Fix comment formatting.
2195 * gthr-posix.h: Likewise.
2196 * gthr-single.h: Likewise.
2197 * gthr-solaris.h: Likewise.
2198 * gthr-vxworks.h: Likewise.
2199 * gthr-win32.h: Likewise.
2201 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2203 * final.c (output_asm_insn): Make sure assembly dialects are
2204 terminated, not nested. Output `|' and `}' characters if they
2205 don't appear inside assembly dialect selection.
2206 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2207 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2208 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2209 strsetsi_rex_1): Add {} braces.
2211 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2213 * toplev.c (compile_file): Ignore return value from yyparse.
2214 Always pop any nested binding levels after yyparse returns.
2216 2001-10-11 Richard Henderson <rth@redhat.com>
2218 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2220 2001-10-11 Richard Henderson <rth@redhat.com>
2222 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2223 fall back to add_AT_long_long for large CONST_INT.
2225 2001-10-11 Richard Henderson <rth@redhat.com>
2227 * config/i386/i386.md (setcc splitters): Add four splitters to
2228 simplify compound compares that simplify_comparison can't handle.
2230 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2232 * cpplex.c (digraph_spellings, token_spellings): Make static.
2234 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2236 * unroll.c (loop_iterations): Fixup last patch.
2238 2001-10-11 Richard Henderson <rth@redhat.com>
2240 * rtl.h (REG_VTABLE_REF): New.
2241 * rtl.c (reg_note_name): Add it.
2242 * combine.c (distribute_notes): Handle it.
2243 * final.c (final_scan_insn): Handle it.
2244 * tree.def (VTABLE_REF): New.
2245 * expr.c (expand_expr): Handle it.
2246 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2247 * output.h: Declare them.
2249 2001-10-11 Richard Henderson <rth@redhat.com>
2251 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2254 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2256 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2257 available in 64-bit mode.
2259 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2261 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2262 cris-*-linux* cases.
2263 * config/cris/cris-protos.h: New file.
2264 * config/cris/cris.c: New file.
2265 * config/cris/cris.h: New file.
2266 * config/cris/cris.md: New file.
2267 * config/cris/linux.h: New file.
2268 * config/cris/aout.h: New file.
2269 * config/cris/arit.c: New file.
2270 * config/cris/cris_abi_symbol.c: New file.
2271 * config/cris/mulsi3.asm: New file.
2272 * config/cris/t-aout: New file.
2273 * config/cris/t-cris: New file.
2274 * config/cris/t-elfmulti: New file.
2275 * config/cris/t-linux: New file.
2276 * doc/invoke.texi: Add CRIS options.
2277 * doc/install.texi (Specific): Add blurb for CRIS.
2279 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2281 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2283 * config/float/i32.h: Likewise.
2284 * config/float-i386.h: Likewise.
2285 * config/float-i64.h: Likewise.
2286 * config/float-m68k.h: Likewise.
2287 * config/float-sh.h: Likewise.
2288 * config/float-sparc.h: Likewise.
2290 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2292 * doc/contrib.texi: Add note about CRIS port to my entry.
2294 2001-10-11 Kazu Hirata <kazu@hxi.com>
2296 * basic-block.h: Fix formatting.
2297 * bitmap.h: Likewise.
2298 * cpplib.h: Likewise.
2299 * c-tree.h: Likewise.
2300 * diagnostic.h: Likewise.
2301 * flags.h: Likewise.
2303 * longlong.h: Likewise.
2305 * reload.h: Likewise.
2309 2001-10-10 Richard Henderson <rth@redhat.com>
2311 * c-parse.in (asm_operand): Allow named operands.
2312 * genconfig.c (max_recog_operands): Set to 29.
2313 * local-alloc.c (requires_inout): Skip multiple digits.
2314 * recog.c (asm_operand_ok): Likewise.
2315 (preprocess_constraints): Use strtoul for matching constraints.
2316 (constrain_operands): Likewise.
2317 * regmove.c (find_matches): Likewise.
2318 * reload.c (find_reloads): Likewise.
2319 * stmt.c (parse_output_constraint): Don't reject in-out
2320 constraint on operands > 9. Reject '[' in constraint.
2321 (expand_asm_operands): Handle named operands. Use strtoul
2322 for matching constraints.
2323 (check_operand_nalternatives): Split out from expand_asm_operands.
2324 (check_unique_operand_names): New.
2325 (resolve_operand_names, resolve_operand_name_1): New.
2327 * doc/extend.texi (Extended Asm): Document named operands.
2328 * doc/md.texi (Simple Constraints): Document matching constraints
2331 2001-10-10 Richard Henderson <rth@redhat.com>
2333 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2335 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2336 (jcc splitters): Add two splitters to simplify compound compares
2337 that simplify_comparison can't handle.
2339 2001-10-10 Richard Henderson <rth@redhat.com>
2341 * langhooks.c: Include langhooks.h.
2342 * Makefile.in (langhooks.o): Depend on it.
2344 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2346 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2347 should not be considered as a no-op.
2348 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2350 2001-10-10 Stan Shebs <shebs@apple.com>
2352 * alias.c: Remove uses of "register" specifier in declarations
2353 of arguments and local variables.
2354 * c-common.c: Ditto.
2355 * c-convert.c: Ditto.
2357 * c-format.c: Ditto.
2358 * c-semantics.c: Ditto.
2359 * c-typeck.c: Ditto.
2360 * caller-save.c: Ditto.
2363 * cfgbuild.c: Ditto.
2365 * collect2.c: Ditto.
2369 * cppfiles.c: Ditto.
2372 * defaults.h: Ditto.
2374 * dwarf2out.c: Ditto.
2375 * dwarfout.c: Ditto.
2376 * emit-rtl.c: Ditto.
2381 * fix-header.c: Ditto.
2382 * floatlib.c: Ditto.
2384 * fold-const.c: Ditto.
2385 * function.c: Ditto.
2388 * gen-protos.c: Ditto.
2389 * genattrtab.c: Ditto.
2390 * gencheck.c: Ditto.
2391 * genconfig.c: Ditto.
2393 * genextract.c: Ditto.
2394 * genflags.c: Ditto.
2395 * gengenrtl.c: Ditto.
2396 * genoutput.c: Ditto.
2398 * genrecog.c: Ditto.
2399 * gensupport.c: Ditto.
2403 * haifa-sched.c: Ditto.
2404 * hard-reg-set.h: Ditto.
2406 * integrate.c: Ditto.
2409 * local-alloc.c: Ditto.
2411 * mips-tdump.c: Ditto.
2412 * mips-tfile.c: Ditto.
2415 * print-rtl.c: Ditto.
2416 * read-rtl.c: Ditto.
2419 * reg-stack.c: Ditto.
2420 * regclass.c: Ditto.
2425 * resource.c: Ditto.
2429 * sched-deps.c: Ditto.
2430 * sched-rgn.c: Ditto.
2432 * simplify-rtx.c: Ditto.
2434 * stor-layout.c: Ditto.
2441 * xcoffout.c: Ditto.
2443 2001-10-10 Richard Henderson <rth@redhat.com>
2445 * rtl.h (can_reverse_comparison_p): Remove.
2447 2001-10-10 Christopher Faylor <cgf@redhat.com>
2449 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2452 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2454 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2455 (Thanks to Chris Faylor for suggesting macro name).
2456 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2458 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2459 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2460 (MATH_LIBRARY): Undef before definition.
2461 (OUTPUT_QUOTED_STRING): Likewise.
2462 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2464 2001-10-10 Richard Henderson <rth@redhat.com>
2466 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2467 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2468 a tristate comparison value.
2469 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2471 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2474 * unroll.c (loop_iterations): Ignore insns generated by loop
2477 * config.gcc (mips*-*-gnu*): Delete support.
2478 * config/mips/gnu.h: Remove.
2480 2001-10-10 Kazu Hirata <kazu@hxi.com>
2482 * calls.c: Fix formatting.
2483 * c-decl.c: Likewise.
2484 * cfgcleanup.c: Likewise.
2485 * combine.c: Likewise.
2486 * cppfiles.c: Likewise.
2487 * cpplib.c: Likewise.
2488 * cppmacro.c: Likewise.
2489 * crtstuff.c: Likewise.
2491 * dwarf2out.c: Likewise.
2492 * expmed.c: Likewise.
2494 * fold-const.c: Likewise.
2495 * function.c: Likewise.
2497 * genattrtab.c: Likewise.
2498 * ggc-page.c: Likewise.
2499 * integrate.c: Likewise.
2500 * libgcc2.c: Likewise.
2502 * optabs.c: Likewise.
2503 * profile.c: Likewise.
2504 * protoize.c: Likewise.
2506 * recog.c: Likewise.
2507 * reload1.c: Likewise.
2508 * reload.c: Likewise.
2509 * reorg.c: Likewise.
2510 * resource.c: Likewise.
2511 * sched-rgn.c: Likewise.
2512 * sdbout.c: Likewise.
2514 * toplev.c: Likewise.
2515 * varasm.c: Likewise.
2517 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2519 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2520 * Makefile.in (langhooks.o): Add dependencies.
2522 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2524 * rs6000.c (rs6000_emit_load_toc_table): Don't
2525 strdup the toc label.
2526 (create_TOC_reference): Likewise.
2528 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2530 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2533 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2535 * config/i386/i386.c (ix86_attribute_table): Correct
2536 min_len, max_len fields for dllimport, dllexport and shared.
2538 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2540 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2541 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2542 Consistently use "nonzero" instead of "non-zero".
2544 2001-10-09 Kazu Hirata <kazu@hxi.com>
2546 * acconfig.h: Fix comment formatting.
2547 * c-dump.h: Likewise.
2548 * c-tree.h: Likewise.
2549 * conditions.h: Likewise.
2551 * function.h: Likewise.
2553 * hwint.h: Likewise.
2554 * integrate.h: Likewise.
2557 * optabs.h: Likewise.
2559 2001-10-09 Kazu Hirata <kazu@hxi.com>
2561 * c-common.h: Fix comment formatting.
2562 * c-dump.c: Likewise.
2564 * diagnostic.h: Likewise.
2565 * except.c: Likewise.
2567 * gcov-io.h: Likewise.
2568 * genattrtab.c: Likewise.
2569 * output.h: Likewise.
2570 * predict.h: Likewise.
2571 * reload1.c: Likewise.
2572 * reload.h: Likewise.
2573 * resource.h: Likewise.
2575 * system.h: Likewise.
2577 * tree-inline.c: Likewise.
2578 * tsystem.h: Likewise.
2579 * varasm.c: Likewise.
2580 * xcoffout.h: Likewise.
2582 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2584 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2586 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2588 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2589 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2590 config/i386/netware.h, config/mcore/gfloat.h,
2591 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2592 config/netware.h, gccbug.in: Update FSF address.
2594 2001-10-09 Kazu Hirata <kazu@hxi.com>
2596 * c-common.c: Fix comment typos.
2597 * cfgrtl.c: Likewise.
2598 * collect2.c: Likewise.
2599 * cpplex.c: Likewise.
2600 * doloop.c: Likewise.
2601 * dwarf2out.c: Likewise.
2602 * dwarfout.c: Likewise.
2604 * fold-const.c: Likewise.
2608 * global.c: Likewise.
2609 * ifcvt.c: Likewise.
2611 * optabs.c: Likewise.
2612 * protoize.c: Likewise.
2613 * regclass.c: Likewise.
2614 * reorg.c: Likewise.
2618 * doc/cpp.texi: Likewise.
2619 * doc/c-tree.texi: Likewise.
2620 * doc/extend.texi: Likewise.
2621 * doc/invoke.texi: Likewise.
2622 * doc/objc.texi: Likewise.
2623 * doc/tm.texi: Likewise.
2625 2001-10-08 Richard Henderson <rth@redhat.com>
2627 * varasm.c (set_named_section_flags): Initialize "declared".
2629 2001-10-08 Robert Lipe <robertlipe@usa.net>
2631 * varasm.c (struct in_named_entry): Add declared.
2632 (named_section_first_declaration): New function.
2633 (default_elf_asm_named_section): Use it.
2634 * output.h (named_section_first_declaration): New.
2636 2001-10-08 Richard Henderson <rth@redhat.com>
2638 * i386.md (movsi_xor): Export.
2639 (setcc peep2): Use it when available; add an alternative to
2640 match zero_extendhisi2_and.
2642 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2644 * romp-protos.h (romp_initialize_trampoline): New function.
2645 * romp.c (romp_initialize_trampoline): Likewise.
2646 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2647 romp_initialize_trampoline.
2649 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2651 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2652 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2653 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2654 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2656 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2658 * unroll.c (loop_iterations): Extend check for multiple back edges.
2660 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2662 * langhooks.h: New file.
2663 * Makefile.in (OBJS): Added langhooks.o.
2664 (c-lang.o): Depend on langhooks.h.
2665 (c-common.o): Don't depend on tree-inline.h.
2666 (tree-inline.o): Depend on toplev.h.
2667 (langhooks.o): New rule.
2668 * c-common.c: Don't include tree-inline.h.
2669 (c_mark_lang_decl): Mark argument c as unused.
2670 (c_common_lang_init): Don't initialize hooks here.
2671 * c-lang.c: Include langhooks.h, then override some macros.
2672 (lang_hooks): Initialize with macros in langhooks.h.
2673 (c_init): Don't initialize hooks here.
2674 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2675 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2676 * tree-inline.c: Include toplev.h. Don't define hook variables.
2677 * tree-inline.h: Don't define hook types nor declare hook
2678 variables. Move macros to...
2679 * langhooks.c: ... new file, as functions. Adjust all callers.
2681 2001-10-08 Jeffrey A Law <law@cygnus.com>
2683 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2684 purge_mem_unchanging_flag on all instructions, not just on those
2685 before NOTE_INSN_FUNCTION_BEG.
2687 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2689 * cppmacro.c (_cpp_create_definition): Leave comments off.
2691 * doc/cpp.texi: Update.
2693 2001-10-08 DJ Delorie <dj@redhat.com>
2695 * c-decl.c (grokfield): Make sure the only unnamed fields
2696 we're allowing are either structs or unions.
2697 * doc/extend.texi: Add documentation for the unnamed field
2700 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2702 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2703 * configure.in: Use it.
2704 * configure: Regenerated.
2705 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2706 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2708 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2710 * cppfiles.c (open_file): Don't mark zero-length files
2711 never-reread here. Don't output diagnostics here either.
2712 (stack_include_file): Mark them never-reread here.
2713 (_cpp_read_file): Update.
2715 2001-10-08 Richard Henderson <rth@redhat.com>
2717 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2719 2001-10-08 Richard Henderson <rth@redhat.com>
2721 * expr.c (store_expr): When converting a CONST_INT for storage
2722 in a SUBREG, convert it to both SUBREG modes before stripping
2725 2001-10-08 Richard Henderson <rth@redhat.com>
2727 * varasm.c (restore_varasm_status): New.
2728 * function.h: Declare it.
2729 * function.c (pop_function_context_from): Call it.
2731 2001-10-08 Richard Henderson <rth@redhat.com>
2733 * c-common.h (struct c_lang_decl): Add declared_inline.
2734 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2735 * c-lang.c (c_disregard_inline_limits): Use it.
2736 * c-decl.c (duplicate_decls): Likewise.
2737 (pushdecl, redeclaration_error_message): Likewise.
2738 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2739 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2740 Set DECL_INLINE if -finline-functions.
2741 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2743 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2745 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2746 in enter_macro_context. Create a padding token in its own context
2747 if necessary when the search for '(' fails.
2748 (enter_macro_context): Update.
2750 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2752 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2753 genmultilib, toplev.c: Fix spelling errors of "separate" as
2754 "seperate", and corresponding spelling errors of related words.
2756 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2759 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2761 * c-dump.c (dump_option_value_info): Likewise.
2762 * c-format.c (format_length_info, format_char_info,
2763 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2764 * collect2.c (names): Likewise.
2765 * cppdefault.h (default_include): Likewise.
2766 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2767 * flow.c (life_analysis): Likewise.
2768 * gcc.c (dir_separator_str, modify_target, option_map,
2769 target_option_translations, spec_list_1, extra_specs_1,
2770 init_spec): Likewise.
2771 * gcov.c (gcov_version_string): Likewise.
2772 * genattr.c (write_units): Likewise.
2773 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2774 * gengenrtl.c (rtx_definition, defs): Likewise.
2775 * genrecog.c (pred_table): Likewise.
2776 * global.c (global_alloc): Likewise.
2777 * lcm.c (optimize_mode_switching): Likewise.
2778 * local-alloc.c (find_free_reg): Likewise.
2779 * params.h (param_info): Likewise.
2780 * predict.c (predictor_info): Likewise.
2781 * protoize.c (unexpansion_struct): Likewise.
2782 * real.c (bmask): Likewise.
2783 * recog.h (insn_operand_data, insn_data): Likewise.
2784 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2785 * stmt.c (expand_nl_goto_receiver): Likewise.
2786 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2787 target_switches, target_options): Likewise.
2788 * tradcif.y (token, tokentab2, yylex): Likewise.
2789 * tree.h (attribute_spec): Likewise.
2791 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2793 * arc.c (arc_output_function_epilogue): Likewise.
2794 * arm.c (processors, all_cores, all_architectures,
2795 arm_override_options, isr_attribute_arg, isr_attribute_args,
2796 arm_isr_value): Likewise.
2797 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2799 * c4x.c (c4x_int_reglist): Likewise.
2800 * d30v.c (override_options): Likewise.
2801 * h8300.c (shift_insn): Likewise.
2802 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2803 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2804 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2805 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2806 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2807 * i386.h (processor_costs, ix86_cost): Likewise.
2808 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2809 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2810 * m68k.c (codes_68881, codes_FPA): Likewise.
2811 * m88k.c (mode_from_align, max_from_align, all_from_align,
2812 best_from_align, m_options): Likewise.
2813 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2814 * mcore.c (mode_from_align): Likewise.
2815 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2816 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2817 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2818 * mips.h (mips_regno_to_class): Likewise.
2819 * ns32k.c (scales): Likewise.
2820 * pa.c (import_string, magic_milli): Likewise.
2821 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2822 * sparc.c (leaf_reg_remap, sparc_override_options,
2823 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2825 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2827 2001-10-07 Dale Johannesen <dalej@apple.com>
2829 * reload1.c (reload_reg_free_p): Teach register interference
2830 checking that multiple output reloads are emitted in
2832 reload1.c (reload_reg_reaches_end_p): Ditto.
2833 reload1.c (reloads_conflict): Ditto.
2835 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2837 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2838 NULL_TREE inside @code.
2840 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2842 * doc/gcc.texi: Document consistent style of "32-bit",
2843 "Objective-C", and "@code{NULL}".
2845 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2847 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2848 (cpp_token_len, cpp_spell_token, cpp_output_token,
2849 _cpp_equiv_tokens): Handle it.
2850 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2851 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2852 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2855 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2857 * gcc.c (default_compilers): Remove .ada.
2859 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2861 * doc/cppinternals.texi: Update.
2863 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2865 * gcc.c (main): Set this_file_error if the appropriate
2866 compiler for a language has not been installed.
2868 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2870 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2872 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2874 * gccbug.in (CATEGORIES): Add ada.
2876 2001-10-05 Catherine Moore <clm@redhat.com>
2878 * config/stormy16/stormy-abi: Document abi changes.
2879 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2880 (ICALL_REGS): New register class.
2881 (NUM_ARGUMENT_REGISTERS): Now 6.
2882 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2884 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2885 * config/stormy16.md (call_internal, call_value_internal,
2886 indirect_jump): Use new 'z' constraint.
2888 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2890 * doc/cppinternals.texi: Update.
2892 2001-10-05 Richard Henderson <rth@redhat.com>
2894 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2895 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2896 the gas section-name-as-label feature.
2898 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2900 * doc/cppinternals.texi: Update.
2902 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2904 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2905 to ensure valid SImode constants.
2907 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2909 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2910 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2911 * c-decl.c: Include tree-inline.h.
2912 (c_expand_body): Call optimize_inline_calls. Determine whether
2913 a function is inlinable upfront, and only clear
2914 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2915 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2916 (c_disregard_inline_limits): New function.
2917 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2918 (c_post_options): Enable tree inlining if inlining is enabled.
2919 Don't inline trees when instrumenting functions.
2920 (c_init): Initialize lang_disregard_inline_limits and
2921 lang_cannot_inline_tree_fn.
2922 * tree-inline.c (initialize_inlined_parameters): Handle calls
2923 with fewer arguments than declared parameters, and fewer
2924 parameters than passed arguments. Don't assume value is a
2926 (declare_return_variable): Convert return value back to the
2927 original type, if it was promoted.
2928 (tree_inlinable_function_p): New function.
2929 (inlinable_function_p): Don't look at DECL_INLINE if we're
2930 inlining all functions. Make it work with a NULL id.
2931 Re-check DECL_UNINLINABLE after language-specific checks.
2932 * tree-inline.h (tree_inlinable_function_p): Declare it.
2933 * integrate.c (save_for_inline): Don't bother to prepare argvec
2935 * cse.c (check_for_label_ref): Don't check deleted labels.
2937 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2938 * tree-inline.c: Include headers needed for the functions moved in.
2939 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2940 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2941 (copy_body, initialize_inlined_parameters): Likewise.
2942 (declare_return_variable, inlinable_function_p): Likewise.
2943 (expand_call_inline, expand_calls_inline): Likewise.
2944 (optimize_inline_calls, clone_body): Likewise.
2945 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2946 (copy_tree_r, remap_save_expr): Likewise.
2948 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2950 * Makefile.in (OBJS): Added tree-inline.o.
2951 (c-common.o): Depend on tree-inline.h.
2952 (tree-inline.o): New target.
2953 * c-common.c: Include tree-inline.h.
2954 (c_mark_lang_decl): Don't mark saved_tree.
2955 (c_common_lang_init): Set lang_anon_aggr_type_p.
2956 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2957 (struct c_lang_decl): Moved saved_tree to tree_decl.
2958 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2959 * integrate.h (function_attribute_inlinable_p): Declare it.
2960 * integrate.c (function_attribute_inlinable_p): Export it.
2961 * tree-inline.c: New file. Define variables declared in...
2962 * tree-inline.h: New file. Declare functions to be moved to
2963 tree-inline.c. Define macros and declare types and hooks for
2964 language-specific tree inlining.
2965 (flag_inline_trees): Moved definition from cp/decl2.c.
2966 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2967 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2968 (struct tree_decl): Moved saved_tree from c_lang_decl and
2969 inlined_fns from C++'s lang_decl.
2971 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2973 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2974 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2976 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2978 * doc/cppinternals.texi: Update.
2980 2001-10-04 Eric Christopher <echristo@redhat.com>
2982 * config/mips/mips.c (init_cumulative_args): Remember to set
2984 * config.gcc: Redo linux configuration. Add target_cpu_default
2985 of soft-float to all mipsisa32 combinations and tx39.
2986 * config/mips/linux.h: Remove include of mips.h.
2988 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2990 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2991 HOST_LDFLAGS and HOST_CPPFLAGS.
2993 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2995 * c-parse.in (objc_inherit_code, objc_pq_context,
2996 objc_public_flag): Make static.
2997 (objc_interface_context, objc_implementation_context,
2998 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2999 global tree array in objc/objc-act.[ch].
3000 (methoddef): Remove unnecessary code.
3002 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3003 Hoist struct definitions to objc-act.h.
3004 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3005 cat_count): Place declaration in objc-act.h.
3006 (objc_tree_index): Move enumeration to objc-act.h.
3007 (objc_global_trees): Place declaration and macro accessors in
3009 (implementation_context): Remove duplicate; use
3010 objc_implementation_context instead:
3011 (method_context): Remove duplicate; use objc_method_context
3013 (objc_ellipsis_node, objc_method_prototype_template,
3014 implemented_classes, function_type): Move global vars to
3016 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3017 (build_message_expr): Move actual construction of ObjC message
3018 send nodes to finish_message_expr.
3019 (finish_message_expr): New routine, contains code formerly in
3021 * objc/objc-act.h (finish_message_expr): New prototype.
3022 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3023 declarations; these vars are now part of objc_global_trees.
3024 (objc_tree_index, objc_global_trees): Move definitions from
3026 * objc/objc-tree.def: Update copyright info.
3028 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3030 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3032 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3033 only if TARGET_ARCH64.
3035 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3037 * doc/extend.texi: Fix some problems with previous checkin.
3038 * doc/invoke.texi: Likewise.
3040 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3042 * cpphash.h: Update comments.
3043 (cpp_context): Update.
3044 (spec_nodes): Remove n__Pragma.
3045 * cppinit.c (cpp_create_reader): Update.
3046 (builtin_array): Add _Pragma.
3047 * cpplib.h: Update comments.
3048 (NODE_DISABLED, BT_PRAGMA): New.
3049 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3050 * cppmacro.c (struct cpp_macro): Remove disabled.
3051 (builtin_macro): Return int, handle _Pragma, push the new token
3052 on the context stack.
3053 (funlike_invocation_p): Unconstify, update.
3054 (enter_macro_context): Handle builtins here.
3055 (replace_args, push_token_context, push_ptoken_context):
3056 Update for prototype changes.
3057 (_cpp_pop_context): Update.
3058 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3059 (cpp_sys_macro_p): Update.
3060 (_cpp_free_definition): Clear disabled flag.
3061 (_cpp_create_definition): Upate.
3062 * cppmain.c: Update comments.
3064 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3065 Andreas Jaeger <aj@suse.de>,
3066 Jan Hubicka <jh@suse.cz>
3068 * doc/invoke.texi (i386 Options): Document x86-64 options.
3069 (i386 and x86-64 Options): Rename i386 options section.
3071 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3072 (TARGET_SWITCHES): Add -munwind-info.
3073 (MASK_NO_UNWIND_INFO): New.
3074 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3076 (ASM_OUTPUT_DOUBLE_INT): New.
3078 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3079 * config.gcc: Fix tm_file settings for x86-64.
3080 * config/i386/x86-64.h: New file with OS independent x86-64
3082 * config/i386/biarch64.h: New file used to configure compiler
3083 to biarch/64bit compilation.
3085 * config/i386/i386.c: (override_options): Set flags default
3086 for 64bit compilation.
3088 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3090 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3091 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3092 constants on x86_64.
3093 (ix86_attr_length_immediate_default): Support MODE_DI.
3094 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3096 (indirect_jump, tablejump): Turn into expander.
3098 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3100 * c-common.c (c_format_attribute_table): Make format and
3101 format_arg attributes apply to function types rather than to
3103 (is_valid_printf_arglist): Construct an attribute list and pass
3104 that to check_function_format rather than a name.
3105 * c-common.h (check_function_format): Adjust prototype.
3106 * c-decl.c (duplicate_decls): Preserve attributes from type of
3107 built-in decl when allowing for harmless conflict in types.
3108 * c-format.c (record_function_format,
3109 record_international_format, function_format_list,
3110 international_format_info, international_format_list): Remove.
3111 (function_format_info): Remove next, name and assembler_name.
3112 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3113 (decode_format_attr): New.
3114 (handle_format_attribute): Handle receiving a type rather than a
3115 decl. Call decode_format_attr. Store format information in a
3116 function_format_info.
3117 (handle_format_arg_attribute): Correct comment. Handle receiving
3118 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3120 (check_format_info_recurse, check_format_info_main): Take argument
3121 numbers as unsigned HOST_WIDE_INT.
3122 (check_function_format): Take a list of attributes from the
3123 function type rather than a name or assembler name. Check for
3124 format attributes in that list and the attributes on the type of
3125 the current function rather than looking through
3126 function_format_list.
3127 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3129 (check_format_info_recurse): Take format_arg attributes from the
3130 type of the function calls rather than using
3131 international_format_list. Allow for multiple format_arg
3133 * c-typeck.c (build_function_call): Pass type attributes to
3134 check_function_format rather than name or assembler name. Don't
3135 require there to be a name or assembler name to check formats.
3137 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3139 * attribs.c (decl_attributes): Possibly call
3140 insert_default_attributes to insert default attributes on
3141 functions in a lazy manner.
3142 * builtin-attrs.def: New file; define the default format and
3143 format_arg attributes.
3144 * c-common.c (c_format_attribute_table): Move to earlier in the
3146 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3147 (enum built_in_attribute, built_in_attributes,
3148 c_attrs_initialized, c_init_attributes,
3149 c_common_insert_default_attributes): New.
3150 (c_common_lang_init): Don't initialize format_attribute_table. Do
3151 call c_init_attributes.
3152 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3153 * c-common.h (init_function_format_info): Don't declare.
3154 (c_common_insert_default_attributes): Declare.
3155 * c-decl.c (implicitly_declare, builtin_function): Call
3157 (init_decl_processing): Don't call init_function_format_info.
3158 (insert_default_attributes): New.
3159 * c-format.c (handle_format_attribute,
3160 handle_format_arg_attribute): Be quiet about inappropriate
3161 declaration when applying default attributes.
3162 (init_function_format_info): Remove.
3163 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3164 (insert_default_attributes): Declare.
3166 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3168 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3170 2001-10-01 Jim Wilson <wilson@redhat.com>
3172 * sched-deps.c (add_dependence): When elide conditional dependence,
3173 check that insn doesn't modify cond2.
3175 2001-10-01 Dale Johannesen <dalej@apple.com>
3177 * config/rs6000/rs6000.h (enum processor_type): Add support
3178 for 7400 (G4) and 7450.
3180 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3181 (rs6000_issue_rate): Ditto.
3182 (rs6000_adjust_cost): Fix cycle counts for compares.
3183 (debug_stack_info): Fix an obvious typo.
3184 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3185 * doc/invoke.texi: Document.
3186 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3188 (PROCESSOR_DEFAULT): Ditto.
3190 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3192 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3193 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3194 later recursive make invocation.
3196 2001-10-01 Hans Boehm <boehm@acm.org>
3198 * optabs.c (emit_libcall_block): When using non-call exceptions,
3199 don't add REG_LIBCALL reg notes to trapping calls.
3201 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3203 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3204 (propagate_one_insn): Update for above change
3206 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3208 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3209 _Unwind_GetTextRelBase): Argument is unused.
3211 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3213 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3214 Loop through NOPs, placeholders, and components.
3215 Don't go through NOPs if change mode.
3216 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3217 * emit-rtl.c (set_mem_alias_set): Enable check.
3218 * expr.c (find_placeholder): New function.
3219 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3220 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3221 to modify it and avoid unneeded copies.
3222 * expr.h (expand_expr): Always define.
3223 (find_placeholder): New declaration.
3225 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3227 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3228 operand 2 is the stack pointer.
3229 ("addr-peephole"): Fix address computation peephole when operand 2
3230 is the stack pointer.
3232 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3234 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3235 (ix86_setup_incoming_varargs): Likewise.
3237 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3239 * stor-layout.c (layout_type): Don't complain about too-large
3242 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3244 * function.c (keep_stack_depressed): Don't use delete_insn.
3246 * expr.h (set_mem_alias_set): Move decl to here.
3247 * rtl.h (mem_attrs): New typedef and struct.
3248 (union rtunion_def): Add field for mem_attrs.
3249 (X0MEMATTR, MEM_ATTRS): New macros.
3250 (MEM_ALIAS_SET): Use MEM_ATTRS.
3251 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3252 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3253 (set_mem_alias_set): Delete decl from here.
3255 * alias.c (set_mem_alias_set): Delete from here.
3256 * emit-rtl.c (mem_attrs_htab): New variable.
3257 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3258 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3259 (mem_attrs_mark, get_mem_attrs): Likewise.
3260 (gen_rtx_MEM): Clear MEM_ATTRS.
3261 (set_mem_attributes): Move to here.
3262 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3263 (init_emit_once): const_int_htab now deletable htab.
3264 Initialize mem_attrs_htab.
3265 * explow.c (set_mem_attributes): Delete from here.
3266 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3267 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3268 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3269 * reload1.c (reload): Rework changing REG to MEM.
3271 2001-09-30 H.J. Lu <hjl@gnu.org>
3273 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3274 * config.in: Rebuild.
3276 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3278 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3279 ("tsthi_1"): Avoid allocation in register y.
3280 ("*movqi_68hc12"): Reorganize and fix constraints.
3281 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3282 ("addqi3"): Likewise.
3283 ("addhi3"): Fix constraints.
3284 ("*logicalhi3_zexthi"): Disparage soft registers.
3286 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3288 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3291 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3293 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3294 that we use setjmp/longjmp exceptions.
3296 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3298 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3299 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3300 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3301 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3302 (_cpp_extend_buff, BUFF_ROOM): Update.
3303 (_cpp_append_extend_buff): New.
3304 (struct cpp_reader): Remove macro_pool, add a_buff.
3305 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3307 (cpp_destroy): Free a_buff instead of macro_pool.
3308 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3309 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3310 _cpp_pool_alloc, ): Remove.
3311 (parse_number, parse_string): Update use of _cpp_extend_buff.
3312 (_cpp_extend_buff): Update.
3313 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3314 * cpplib.c (glue_header_name, parse_answer):
3315 Update use of _cpp_extend_buff.
3316 (cpp_register_pragma, cpp_register_pragma_space): Use
3318 (do_assert, do_unassert): Check for EOL, update.
3319 * cppmacro.c (stringify_arg, collect_args): Update to use
3320 _cpp_extend_buff and _cpp_append_extend_buff.
3321 (save_parameter, parse_params, alloc_expansion_token,
3322 _cpp_create_definition): Rework memory management.
3324 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3326 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3327 update md_exec_prefix.
3328 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3331 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3333 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3334 (SELECT_CC_MODE): Use s390_select_ccmode.
3335 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3336 * config/s390/s390.c (s390_select_ccmode): New.
3337 (s390_match_ccmode): Add CCLmode.
3338 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3339 (output_branch_condition, output_inverse_branch_condition): Removed.
3340 (print_operand): Use s390_branch_condition_mnemonic.
3341 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3342 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3343 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3345 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3346 when converting conditional branches to far branches.
3347 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3348 cmpint_di): Use CCSmode instead of CCUmode.
3350 * config/s390/s390.c (legitimate_la_operand_p): New.
3351 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3352 * config/s390/s390.md (movsi): Convert load address patterns to
3353 arithmetic operations when necessary.
3354 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3355 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3356 (*do_la_reg_0): Don't use before reload.
3358 * config/s390/s390.c (legitimize_address): Make more efficient
3359 use of two-register addressing mode.
3361 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3362 with -mno-backchain in some corner cases.
3364 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3366 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3368 * reload.c (find_reloads): Mark new USE insns with QImode.
3369 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3370 find_reloads_subreg_address): Likewise.
3371 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3373 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3375 (reload): Make sure there are no USEs with mode other than
3376 VOIDmode. At the end, remove those marked with QImode.
3378 2001-09-29 Per Bothner <per@bothner.com>
3380 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3381 * Makefile.in (includedir): Rename to local_includedir.
3382 (includedir): Define as $(prefix)/include.
3383 * config.in (PREFIX_INCLUDE_DIR): New variable.
3384 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3386 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3388 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3390 * doc/extend.texi (Vector Extensions): New node.
3391 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3392 i386 -mmmx, -msse, -m3dnow.
3394 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3396 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3398 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3400 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3402 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3404 2001-09-28 Richard Henderson <rth@redhat.com>
3406 * varasm.c (assemble_integer): Bound alignment check by
3409 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3411 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3413 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3415 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3417 Mostly from Graham Stott <grahams@redhat.com>
3418 * c-common.c (type_for_mode): Add support for V2SFmode.
3419 * tree.c (build_common_tree_nodes_2): Likewise.
3420 * tree.h (enum tree_index, global_trees): Likewise.
3421 * config/i386/i386.c (x86_3dnow_a): New variable.
3422 (override_options): Support 3Dnow extensions.
3423 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3424 Athlon's version of 3Dnow.
3425 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3426 (ix86_expand_builtin): Handle them.
3427 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3428 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3429 TARGET_3DNOW_A): New macros.
3430 (TARGET_SWITCHES): Add 3Dnow switches.
3431 (VALID_MMX_REG_MODE_3DNOW): New macro.
3432 (VECTOR_MODE_SUPPORTED_P): Use it.
3433 (enum ix86_builtins): Add entries for 3Dnow builtins.
3434 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3435 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3436 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3437 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3438 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3439 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3440 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3441 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3442 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3443 sfence_insn, prefetch): Make these available if TARGET_SSE or
3446 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3448 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3449 ix86_va_start, ix86_build_va_list): Declare.
3450 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3451 ix86_va_start, ix86_build_va_list): New global functions.
3452 * i386.md (sse_prologue_save_insn): New insn.
3453 (sse_prologue_save): New expander.
3454 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3455 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3457 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3459 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3460 Use size_t everywhere, make definitions consistent with
3463 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3465 * gcse.c (replace_store_insn): Use delete_insn.
3466 * loop.c (move_movables): Likewise; avoid delete_insn
3467 from clobbering notes moved elsewhere.
3468 (check_dbra_loop): Use delete_insn.
3469 * ssa.c (convert_from_ssa): Likewise.
3470 * cse.c (cse_insn): Use delete_insn.
3472 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3474 * cpphash.h (struct cpp_buff): Make unsigned.
3475 (_cpp_get_buff): Take length of size_t.
3476 (_cpp_unaligned_alloc): New.
3477 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3478 (struct cpp_reader): Remove ident_pool. Add u_buff.
3479 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3480 (cpp_destroy): Destroy u_buff, not ident_pool.
3481 * cpplex.c (parse_number, parse_string, save_comment,
3482 cpp_token_as_text): Update to use the unaligned buffer.
3483 (new_buff): Make unsigned.
3484 (_cpp_unaligned_alloc): New.
3485 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3486 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3488 (collect_args): Make unsigned.
3490 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3492 * cpplex.c (cpp_output_token): Use a putc loop for
3493 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3495 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3496 * configure, config.in: Regenerate.
3497 * system.h: Replace fwrite and fprintf with their unlocked
3498 variants if available.
3500 2001-09-27 Richard Henderson <rth@redhat.com>
3502 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3503 in favour of .eh_frame.
3505 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3507 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3509 (LIBCALL_VALUE): Likewise.
3511 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3513 * cpphash.h: Update comment.
3514 * cpplex.c: Update comments.
3515 (_cpp_can_paste): Remove.
3516 * cpplib.h (_cpp_can_paste): Remove.
3517 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3518 lexer rather than _cpp_can_paste.
3520 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3522 * doc/cppinternals.texi: Update.
3524 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3526 * cpphash.h (struct cpp_pool): Remove locks and locked.
3527 (struct cpp_context): Add member buff.
3528 (struct cpp_reader): Remove member argument_pool.
3529 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3530 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3531 * cpplex.c (chunk_suitable): Remove pool argument.
3532 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3533 (new_buff, _cpp_extend_buff): Update.
3534 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3535 which buffer is returned.
3536 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3537 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3538 * cppmacro.c (lock_pools, unlock_pools): Remove.
3539 (push_ptoken_context): Take a _cpp_buff.
3540 (enter_macro_context): Pool locking removed.
3541 (replace_args): Use a _cpp_buff for the replacement list with
3543 (push_token_context): Clear buff.
3544 (expand_arg): Use _cpp_pop_context.
3545 (_cpp_pop_context): Free a context's buffer, if any.
3547 2001-09-26 DJ Delorie <dj@redhat.com>
3549 * c-typeck.c (digest_init): Check for sizeless arrays.
3551 2001-09-26 Richard Henderson <rth@redhat.com>
3553 * optabs.c (init_one_libfunc): Create a dummy function type
3554 instead of using error_mark_node.
3556 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3558 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3559 _cpp_extend_buff, _cpp_free_buff): New.
3560 (struct cpp_reader): New member free_buffs.
3561 * cppinit.c (cpp_destroy): Free buffers.
3562 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3563 _cpp_extend_buff, _cpp_free_buff): New.
3564 * cpplib.h (struct cpp_options): Remove unused member.
3565 * cppmacro.c (collect_args): New. Combines the old parse_arg
3566 and parse_args. Use _cpp_buff for memory allocation.
3567 (funlike_invocation_p, replace_args): Update.
3569 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3571 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3573 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3575 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3577 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3579 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3582 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3583 Jim Wilson <wilson@redhat.com>
3585 * doc/install.texi (Specific, ia64-*-linux): Document.
3587 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3589 * Makefile.in (cfgrtl.o): Add.
3590 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3591 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3592 free_aux_for_edge): Declare.
3594 (HAVE_return): Undefine.
3595 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3596 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3597 free_aux_for_edge): New global functions.
3598 (first_delete_block): New static variable.
3599 (init_flow): Clear first_delete_block.
3600 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3601 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3602 try_redirect_by_replacing_jump, last_loop_beg_note,
3603 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3604 delete_insn, delete_insn_chain, create_basic_block_structure,
3605 create_basic_block, flow_delete_block, compute_bb_for_insn,
3606 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3607 set_block_for_new_insns, split_block, merge_blocks_nomove,
3608 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3609 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3610 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3611 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3612 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3613 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3614 purge_all_dead_edges): Move to ....
3615 * cfgrtl.c: New file; .... Here.
3617 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3618 (reroder_basic_block): Use alloc_aux_for_blocks.
3619 * predict.c (estimate_bb_frequencies): Likewise; use
3620 alloc_aux_for_edges.
3621 * profile.c (compute_branch_probabilities): Likewise.
3622 (branch_prob): Likewise.
3623 * reg-stack.c (reg_to_stack): Likewise.
3625 * emit-rtl.c (emit_insns_after): Never return NULL.
3627 * basic-block.h (set_block_for_new_insns): Delete.
3628 * cfgrtl.c (set_block_for_new_insns): Delete.
3630 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3631 calls when crossjumping.
3633 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3634 * unroll.c (copy_loop_body): Use delete_insn.
3636 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3637 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3638 keep_stack_depressed): Likewise.
3639 * gcse.c (cprop_cc0_jump): Likewise.
3640 * local-alloc.c (update_equiv_regs): Likewise.
3641 * loop.c (scan_loop, loop_delete_insns): Likewise.
3642 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3643 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3644 delete_output_reload, delete_address_reloads_1,
3645 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3647 * sibcall.c (replace_call_placeholder): Likewise.
3648 * cse.c (cse_insn): Likewise.
3650 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3652 From Graham Stott <grahams@redhat.com>
3653 (def_builtin): Only define builtins appropriate for target_flags. All
3655 (builtin_decsription): Add new field mask which is used to determine
3656 when to define the builtin via the macro def_builtin.
3658 (bdesc_comi): Initialise new mask fields.
3659 (bdesc_2srg): Likewise.
3660 (bdesc_1arg): Likewise.
3662 * config/i386/i386.c (ix86_init_builtins): Correct return type
3663 building v4hi_ftype_v4hi_int_int tree node.
3664 (ix86_expand_sse_comi): Fix typo swapping operands.
3665 Don't swap comparision condition, it is already swapped.
3666 (ix86_expand_sse_compare): Before swapping operands
3667 move operand 1 into new rtx and not the target rtx.
3668 Don't swap comparison condition, it is already swapped.
3669 Always check whether we need to create a new TARGET.
3671 * config/i386/i386.md: (sse_comi) Fix typos.
3672 (sse_ucomi): Likewise.
3673 (cvtss2si): Fix operand 0 contraint.
3674 (cvttss2si): Likewise.
3675 (sse_unpckhps): Fix mode for operand 2.
3676 (sse_unpcklps): Likewise.
3678 2001-09-25 Graham Stott <grahams@redhat.com>
3680 * sibcall.c (skip_copy_to_return_value): Tighten return value
3683 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3685 * rs6000.c (lwa_operand): Address must be word aligned.
3687 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3689 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3690 number has been set.
3691 (type_hash_mark): Mark type itself.
3693 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3695 * c-lex.c (cb_def_pragma): Update.
3696 (c_lex): Update, and skip padding.
3697 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3698 * cpphash.h (struct toklist): Delete.
3699 (union utoken): New.
3700 (struct cpp_context): Update.
3701 (struct cpp_reader): New members eof, avoid_paste.
3702 (_cpp_temp_token): New.
3703 * cppinit.c (cpp_create_reader): Update.
3704 * cpplex.c (_cpp_temp_token): New.
3705 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3706 (cpp_output_token): Don't print leading whitespace.
3707 (cpp_output_line): Update.
3708 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3709 do_include_common, do_line, do_ident, do_pragma,
3710 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3711 parse_assertion): Update.
3712 (get_token_no_padding): New.
3713 * cpplib.h (CPP_PADDING): New.
3714 (AVOID_LPASTE): Delete.
3715 (struct cpp_token): New union member source.
3716 (cpp_get_token): Update.
3717 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3718 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3719 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3720 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3721 _cpp_backup_tokens, _cpp_create_definition): Update.
3722 (push_arg_context): Delete.
3723 (padding_token, push_token_context, push_ptoken_context): New.
3724 (make_string_token, make_number_token): Update, rename.
3725 (cpp_get_token): Update to handle tokens as pointers to const,
3726 and insert padding appropriately.
3727 * cppmain.c (struct printer): New member prev.
3728 (check_multiline_token): Constify.
3729 (do_preprocessing, cb_line_change): Update.
3730 (scan_translation_unit): Update to handle spacing.
3731 * scan-decls.c (get_a_token): New.
3732 (skip_to_closing_brace, scan_decls): Update.
3733 * fix-header.c (read_scan_file): Update.
3735 * doc/cpp.texi: Update.
3737 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3739 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3740 leak by passing malloc'ed pointer to reconcat, not concat.
3742 2001-09-24 DJ Delorie <dj@redhat.com>
3744 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3746 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3748 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3749 reference is from the literal pool.
3751 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3753 * doc/install.texi (Final install): Request additional information
3754 in mail about successful builds.
3756 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3758 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3759 initial value of return pointer register instead of value in frame-20.
3762 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3764 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3765 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3766 the libcall if there isn't a referenced identifier for the symbol.
3768 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3770 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3771 non 64-bit machines. Use these as a plabel for the trampoline.
3772 (TRAMPOLINE_SIZE): Adjust size for new words.
3773 (INITIALIZE_TRAMPOLINE): Initialize new words.
3774 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3775 pointer to the plabel in the trampoline.
3777 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3779 * pa.c (function_arg): Pass floating arguments in both general and
3780 floating registers in indirect (dynamic) calls when generating code
3781 for the 32 bit ABI and the HP assembler.
3783 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3785 * doc/install.texi: Markup fixes.
3786 Use Solaris 2, SunOS 4 as appropriate.
3787 (Specific, *-*-solaris2*): Explain this.
3788 Unconditionally warn against /usr/ucb tools.
3789 Remove Sun as warning, obsolete.
3790 Move X11 header bug workaround here, update patches.
3791 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3792 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3794 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3796 * errors.h (warning, error, fatal, internal_error): Don't mark
3797 with ATTRIBUTE_PRINTF_n.
3798 * toplev.h (internal_error, fatal_io_error, warning, error,
3799 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3800 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3803 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3805 * function.c (pop_function_context_from): var_refs_queue
3806 and temp slots now in GC memory.
3807 (mark_function_status, free_after_compilation): Likewise;
3808 also struct function now in GC memory.
3809 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3810 (combine_temp_slots): Likewise.
3811 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3812 (prepare_function_start): Use GC memory for struct function.
3813 (mark_temp_slot): Deleted.
3814 (gcc_mark_struct_function): struct function now in GC memory.
3816 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3817 code for division, not modulus.
3819 * rtl.def (MEM): Remove obsolete part of comment.
3821 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3823 * c-format.c (init_function_format_info): Check __builtin_printf
3824 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3827 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3829 * c-common.c (format_attribute_table): Remove decl.
3830 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3831 (lang_attribute_common): Likewise.
3833 * function.c (fix_lexical_address): Use set_mem_alias_set.
3834 (expand_function_start): Likewise.
3835 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3837 * varasm.c (output_constant): Fix unused variable warning.
3839 * attribs.c: New file, from c-common.c.
3840 (attribute_tables): Now four elements.
3841 (format_attribute_table, lang_attribute_common): New variables.
3842 (init_attributes): Reflect above changes.
3843 (handle_mode_attribute): Delete check for wider than uintmax.
3844 * c-common.c: Delete parts moved to attribs.c.
3845 (enum attrs): Deleted; unused.
3846 (c_format_attribute_table): New variable.
3847 (c_common_lang_init): Initialize format_attribute_table with it.
3848 * c-common.h (decl_attributes): Remove decl.
3849 * tree.h (decl_attribute): Move it to here.
3850 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3851 (attribs.o): New rule.
3853 2001-09-22 Andreas Jaeger <aj@suse.de>
3855 * builtins.c (c_getstr): Remove unused variable.
3857 2001-09-21 Richard Henderson <rth@redhat.com>
3859 * reload1.c (reload): Use delete_insn instead of splatting
3862 2001-09-21 Richard Henderson <rth@redhat.com>
3864 * reload.c (push_secondary_reload): Don't check for "=" in output
3865 constraint after ""->ALL_REGS check.
3867 2001-09-21 Richard Henderson <rth@redhat.com>
3869 * predict.c (expected_value_to_br_prob): Use pc_set.
3871 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3872 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3874 2001-09-21 Richard Henderson <rth@redhat.com>
3876 * rtl.h (LCT_RETURNS_TWICE): New.
3877 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3879 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3880 to ECF_RETURNS_TWICE.
3881 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3884 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3886 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3887 (JMP_BUF_SIZE): New.
3889 2001-09-21 Richard Henderson <rth@redhat.com>
3891 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3894 2001-09-21 Richard Henderson <rth@redhat.com>
3896 * tree.def (FDESC_EXPR): New.
3897 * expr.c (expand_expr): Handle it.
3898 * varasm.c (initializer_constant_valid_p): Likewise.
3899 (output_constant): Likewise.
3900 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3901 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3902 (ASM_OUTPUT_FDESC): New.
3903 * doc/tm.texi: Document the new macros.
3905 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3907 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3908 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3909 once merging is complete.
3911 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3913 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3915 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3917 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3918 that would be invalid after a merge.
3920 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3922 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3923 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3925 (flow_delete_insn): This one.
3926 (delete_insn_chain): Rename from ...; do not care labels.
3927 (flow_delete_insn_chain): ... this one.
3928 (flow_delete_block): Remove the insns one BB has been expunged.
3929 (merge_blocks_nomove): Likewise.
3930 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3931 updating BB boundaries.
3932 (tidy_fallthru_edge): Likewise.
3933 (commit_one_edge_insertion): Likewise.
3934 * cfgbuild.c (find_basic_block): Likewise.
3935 (find_basic_blocks_1): Likewise.
3936 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3937 (try_crossjump_to_edge): Likewise.
3938 (try_optimize_cfg): Likewise.
3939 * cse.c (delete_trivially_dead_insns): Likewise.
3940 * df.c (df_insn_delete): Likewise.
3941 * doloop.c (doloop_modify): Use delete_related_insns.
3942 * emit-rtl.c (try_split): Likewise.
3943 (remove_insn): Update BB boundaries.
3944 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3945 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3946 updating BB boundaries.
3947 (propagate_block_delete_insn): Likewise.
3948 (propagate_block_delete_libcall): Likewise.
3949 * function.c (delete_handlers): Use delete_related_insns.
3950 (thread_prologue_and_epilogue_insns): Likewise.
3951 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3952 * genpeep.c (gen_peephole): Use delete_related_insns.
3953 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3955 (find_cond_trap): Likewise.
3956 * integrate.c (save_for_inline): Use delete_related_insns.
3957 (copy_insn_list): Likewise.
3958 * jump.c (pruge_linie_number_notes): Likewise.
3959 (duplicate_loop_exit_test): Likewise.
3960 (delete_computation): Likewise.
3961 (delete_related_insn): Rename from ...; use delete_insn
3962 (delete_insn): ... this one.
3963 (redirect_jump): Use delete_related_insns.
3964 * loop.c (scan_loop): Likewise.
3965 (move_movables): Likewise.
3966 (find_and_verify_loops): Likewise.
3967 (check_dbra_loop): Likewise.
3968 * recog.c (peephole2_optimize): Likewise.
3969 * reg-stack.c (delete_insn_for_stacker): Remove.
3970 (move_for_stack_reg): Use delete_insn.
3971 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3972 * reload1.c (delete_address_reloads): Use delete_related_insns.
3973 (fixup_abnormal_edges): Use delete_insn.
3974 * recog.c (emit_delay_sequence): Use delete_related_insns.
3975 (delete_from-delay_slot): Likewise.
3976 (delete_scheduled_jump): likewise.
3977 (optimize_skip): Likewise.
3978 (try_merge_delay_insns): Likewise.
3979 (full_simple_delay_slots): Likewise.
3980 (fill_slots_from_thread): Likewise.
3981 (relax_delay_slots): Likewise.
3982 (make_return_insns): Likewise.
3983 (dbr_schedule): Likewise.
3984 * rtl.h (delete_insn): Rename to delete_related_insns.
3985 (delete_insn, delete_insn_chain): New prototypes.
3986 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3987 by df_insn_delete already.
3988 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3989 * ssa.c (convert_from_ssa): Use delete_related_insns.
3990 * unroll.c (unroll_loop): Likewise.
3991 (calculate_giv_inc): Likewise.
3992 (copy_loop_body): Likewise.
3994 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3995 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3996 ix86_return_in_memory, ix86_function_value): Declare.
3997 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3998 new static valurables.
3999 (x86_64_reg_class): New enum
4000 (x86_64_reg_class_name): New array.
4001 (classify_argument, examine_argument, construct_container,
4002 merge_classes): New static functions.
4003 (optimization_options): Enable flag_omit_frame_pointer and disable
4004 flag_pcc_struct_return on 64bit.
4005 (ix86_libcall_value, ix86_function_value,
4006 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4007 ix86_return_in_memory, ix86_function_value): New global functions.
4008 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4009 (function_arg_advance): Handle x86_64 passing conventions.
4010 (function_arg): Likewise.
4011 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4012 (RETURN_IN_MEMORY): Move offline.
4013 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4014 (FUNCTION_VALUE_REGNO_P): New macro.
4015 (FUNCTION_ARG_REGNO_P): Move offline.
4016 (struct ix86_args): Add maybe_vaarg.
4017 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4018 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4020 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4022 * s390.md: Changed attributes for scheduling.
4023 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4026 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4028 Table-driven attributes.
4029 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4030 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4031 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4032 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4033 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4034 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4035 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4036 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4037 * tree.h (struct tree_decl): Change machine_attributes to
4039 * doc/c-tree.texi: Document that all attributes are now attached
4041 * c-common.c (add_attribute, attrtab, attrtab_idx,
4042 default_valid_lang_attribute, valid_lang_attribute): Remove.
4043 (attribute_tables, attributes_initialized,
4044 c_common_attribute_table, default_lang_attribute_table): New
4046 (handle_packed_attribute, handle_nocommon_attribute,
4047 handle_common_attribute, handle_noreturn_attribute,
4048 handle_unused_attribute, handle_const_attribute,
4049 handle_transparent_union_attribute, handle_constructor_attribute,
4050 handle_destructor_attribute, handle_mode_attribute,
4051 handle_section_attribute, handle_aligned_attribute,
4052 handle_weak_attribute, handle_alias_attribute,
4053 handle_no_instrument_function_attribute,
4054 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4055 handle_no_limit_stack_attribute, handle_pure_attribute): New
4057 (init_attributes, decl_attributes): Rewrite to implement
4058 table-driven attributes.
4059 * c-common.h (enum attribute_flags): Move to tree.h.
4060 * c-format.c (decl_handle_format_attribute,
4061 decl_handle_format_arg_attribute): Rename to
4062 handle_format_attribute and handle_format_arg_attribute. Update
4063 for table-driven attributes.
4064 * c-common.h (decl_handle_format_attribute,
4065 decl_handle_format_arg_attribute): Remove prototypes.
4066 (handle_format_attribute, handle_format_arg_attribute): Add
4068 * c-decl.c (grokdeclarator): Handle attributes nested inside
4070 * c-parse.in (setattrs, maybe_setattrs): Remove.
4071 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4072 Update to handle nested attributes properly.
4073 (maybe_resetattrs, after_type_declarator,
4074 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4075 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4077 (make_pointer_declarator): Update to handle nested attributes
4079 * doc/extend.texi: Update documentation of limits of attributes
4080 syntax. Warn about problems with attribute semantics in C++.
4081 * target.h (struct target): Remove valid_decl_attribute and
4082 valid_type_attribute. Add attribute_table and
4083 function_attribute_inlinable_p.
4084 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4085 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4086 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4088 (TARGET_INITIALIZER): Update.
4089 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4091 (function_attribute_inlinable_p): New function. Check for the
4092 presence of any machine attributes before using
4093 targetm.function_attribute_inlinable_p.
4094 (function_cannot_inline_p): Update.
4095 * Makefile.in (integrate.o): Update dependencies.
4096 * doc/tm.texi: Update documentation of target attributes and
4097 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4098 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4100 (default_target_attribute_table,
4101 default_function_attribute_inlinable_p): New.
4102 (lookup_attribute): Update comment to clarify handling of multiple
4103 attributes with the same name.
4104 (merge_attributes, attribute_list_contained): Allow multiple
4105 attributes with the same name but different arguments to appear in
4106 the same attribute list.
4107 * tree.h (default_valid_attribute_p): Remove prototype.
4108 (struct attribute_spec): New.
4109 (default_target_attribute_table): Declare.
4110 (enum attribute_flags): Move from c-common.h. Add
4111 ATTR_FLAG_TYPE_IN_PLACE.
4112 (default_function_attribute_inlinable_p): Declare.
4113 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4114 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4115 (TARGET_ATTRIBUTE_TABLE): Define.
4116 (vms_attribute_table): New.
4117 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4118 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4119 (TARGET_ATTRIBUTE_TABLE): Define.
4120 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4121 * config/arm/arm.c (arm_valid_type_attribute_p,
4122 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4124 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4126 (TARGET_ATTRIBUTE_TABLE): Define.
4127 (arm_attribute_table, arm_handle_fndecl_attribute,
4128 arm_handle_isr_attribute): New.
4129 * config/avr/avr.c (avr_valid_type_attribute,
4130 avr_valid_decl_attribute): Remove.
4131 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4133 (TARGET_ATTRIBUTE_TABLE): Define.
4134 (avr_attribute_table, avr_handle_progmem_attribute,
4135 avr_handle_fndecl_attribute): New.
4136 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4137 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4138 (TARGET_ATTRIBUTE_TABLE): Define.
4139 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4140 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4141 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4142 (TARGET_ATTRIBUTE_TABLE): Define.
4143 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4144 h8300_handle_eightbit_data_attribute,
4145 h8300_handle_tiny_data_attribute): New.
4146 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4147 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4149 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4151 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4152 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4154 (TARGET_ATTRIBUTE_TABLE): Define.
4155 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4156 ix86_handle_regparm_attribute): New.
4157 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4158 i386_pe_valid_type_attribute_p): Remove.
4159 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4160 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4161 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4162 (TARGET_ATTRIBUTE_TABLE): Define.
4163 (ia64_attribute_table): New.
4164 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4165 interrupt_ident2, model_ident1, model_ident2): Remove.
4166 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4167 (TARGET_ATTRIBUTE_TABLE): Define.
4168 (init_idents): Update.
4169 (m32r_attribute_table, m32r_handle_model_attribute): New.
4170 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4172 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4173 (TARGET_ATTRIBUTE_TABLE): Define.
4174 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4175 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4176 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4177 (TARGET_ATTRIBUTE_TABLE): Define.
4178 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4179 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4180 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4181 (TARGET_ATTRIBUTE_TABLE): Define.
4182 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4183 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4184 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4185 (TARGET_ATTRIBUTE_TABLE): Define.
4186 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4187 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4188 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4189 (TARGET_ATTRIBUTE_TABLE): Define.
4190 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4191 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4193 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4195 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4196 (TARGET_ATTRIBUTE_TABLE): Define.
4197 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4199 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4200 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4201 (TARGET_ATTRIBUTE_TABLE): Define.
4202 (v850_attribute_table, v850_handle_interrupt_attribute,
4203 v850_handle_data_area_attribute): New.
4204 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4205 Return void. Call decl_attributes instead of
4206 valid_machine_attribute.
4208 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4210 * sh-protos.h (sh_pr_n_sets): Declare.
4211 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4212 look at the copy to determine if PR needs to be saved.
4213 sh_pr_n_sets: New function.
4214 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4215 (ALLOCATE_INITIAL_VALUE): Define.
4217 * sh.c (initial_elimination_offset):
4218 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4220 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4222 * integrate.c (allocate_initial_values): New function.
4223 * integrate.h (allocate_initial_values): Declare.
4224 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4226 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4228 * toplev.c (rest_of_compilation): To here.
4229 Call allocate_initial_values.
4230 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4232 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4234 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4236 2001-09-20 DJ Delorie <dj@redhat.com>
4238 * c-typeck.c (really_start_incremental_init): Discriminate
4239 between zero-length arrays and flexible arrays.
4240 (push_init_level): Detect zero-length arrays and handle them
4241 like fixed-sized arrays.
4242 * expr.c (store_constructor): Handle zero-length arrays and
4243 flexible arrays correctly.
4244 * doc/extend.texi: Update zero-length array notes.
4246 2001-09-20 Jim Wilson <wilson@redhat.com>
4248 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4249 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4250 for issue port conflicts.
4251 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4253 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4255 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4258 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4260 * fold-const.c (hashtab.h): Include.
4261 (int_const_binop): Remove FORSIZE arg and compute from type; all
4263 Call size_int_type_wide for all single-word constants.
4264 (size_htab_hash, size_htab_eq): New functions.
4265 (size_int_type_wide): Rework to use hash table.
4266 * ggc-common.c (hashtab.h): Include.
4267 (struct d_htab_root): New struct.
4268 (d_htab_roots): New variable.
4269 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4270 (ggc_mark_roots): Handle deletable htabs.
4271 * ggc-page.c (ggc_marked_p): New function.
4272 * ggc-simple.c (ggc_marked_p): Likewise.
4273 * ggc.h: Reformatting throughout.
4274 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4275 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4276 (type_hash_add): Allocate struct type_hash from GC memory.
4277 (mark_hash_entry, mark_type_hash): Deleted.
4278 (type_hash_marked_p, type_hash_mark): New functions.
4279 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4281 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4283 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4286 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4288 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4289 array-too-large test for signed sizetype.
4291 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4293 * i386.md (indirect_jump): Allow Pmode operand.
4294 (tablejump): LIkewise; perform expansion to 64bit mode.
4295 * i386.c (symbolic_operand): Allow 64bit PIC references.
4296 (pic_symbolic_operand): Likewise.
4297 (ix86_find_base_term): Strip the 64bit PIC references.
4298 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4299 (legitimize_pic_address): Likewise.
4300 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4301 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4303 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4305 * stringpool.c (get_identifier_with_length): New function.
4306 * tree.h (get_identifier_with_length): New prototype.
4308 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4309 David Edelsohn <edelsohn@gnu.org>
4312 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4313 already sign-extended.
4315 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4316 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4318 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4319 (output_profile_hook): Declare label_name const.
4320 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4321 to match constraints.
4323 2001-09-19 Stan Shebs <shebs@apple.com>
4325 * alias.c: Fix typos in comments.
4326 * sched-rgn.c (init_ready_list): Ditto.
4327 * unwind-dw2.c (uw_frame_state_for): Ditto.
4328 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4329 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4330 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4332 2001-09-19 Richard Henderson <rth@redhat.com>
4334 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4336 * Makefile.in (cfg.o): Depend on TM_P_H.
4338 2001-09-19 Richard Henderson <rth@redhat.com>
4340 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4341 (local_symbolic_operand): ... here.
4342 (small_symbolic_operand): Check mode.
4343 (global_symbolic_operand): New.
4344 (input_operand): Reject symbolics if explicit relocs.
4345 (call_operand): Tidy.
4346 (alpha_legitimize_address): Use movdi_er_high_g.
4347 (alpha_expand_mov): Likewise.
4348 * config/alpha/alpha-protos.h: Update.
4349 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4350 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4351 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4352 (UNSPECV_LDGP2): Remove.
4353 (all call patterns): Use 's' not 'i' for symbolic constraint.
4354 (call_osf call_value_osf): Use call_operand.
4355 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4356 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4357 (prologue_ldgp_1_er): Remove.
4358 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4359 (builtin_setjmp_receiver_er patterns): Use them.
4360 (exception_receiver_er): Likewise.
4362 2001-09-19 Richard Henderson <rth@redhat.com>
4364 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4366 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4367 and NON_LOCAL_GOTO notes.
4368 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4369 copy over CALL_INSN_FUNCTION_USAGE.
4371 2001-09-18 Catherine Moore <clm@redhat.com>
4373 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4376 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4378 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4379 new-style tm_file specification. Specify correct tm_p_file,
4380 md_file, and out_file for s390x.
4382 * config/s390/linux.h, linux64.h: Don't include other target
4383 macro header files. Now handled via tm_file.
4385 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4386 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4387 are defined before use.
4389 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4391 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4392 code generation only for Gnu assembler.
4394 2001-09-18 Catherine Moore <clm@redhat.com>
4396 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4398 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4400 * config/mips/mips.c (mips_frame_set): New.
4401 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4402 a parallel frame-related expression with a set for each register.
4404 2001-09-18 Philip Blundell <philb@gnu.org>
4406 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4409 2001-09-17 Dale Johannesen <dalej@apple.com>
4411 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4412 * config/rs6000/aix.h (FIXED_R2): Define.
4413 * config/rs6000/darwin.h (FIXED_R2): Define.
4414 * config/rs6000/sysv4.h (FIXED_R2): Define.
4416 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4418 * except.c (dw2_build_landing_pads): New local
4419 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4420 barrier after clobbers. Fixes c++/4012.
4422 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4424 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4426 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4428 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4429 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4431 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4433 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4436 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4438 * cpphash.h (_cpp_lex_direct): New.
4439 * cpplex.c (_cpp_lex_token): Update.
4440 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4441 and increment that pointer.
4442 * cppmacro.c (alloc_expansion_token): New.
4443 (lex_expansion_token): Lex macro expansion directly into
4446 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4448 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4450 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4452 * basic-block.h (free_bb_for_insn): Declare.
4453 * bb-reorder.c (label_for_bb): Use block_label.
4454 (emit_jump_to_block_after): Remove.
4455 (insert_intra_1): Do not update block_for_insn.
4456 (insert_inter_bb_scope_notes): Likewise; update bb->end
4457 * cfg.c (free_bb_for_insn): New.
4458 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4459 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4460 (commit_one_edge_insertion): Likewise.
4461 (commit_one_edge_insertion): Do not update BB boundary.
4462 (commit_edge_insertions): Do not call compute_bb_for_insn.
4463 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4464 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4465 (merge_blocks_move_successor_nojumps): Likewise.
4466 (try_crossjump_to_edge): Do not update block_for_insn.
4467 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4468 * df.c (df_pattern_emit_later): Do not update BB boundary.
4469 (df_jump_pattern_emit_after): Likewise.
4470 (df_insn_move_before): Use emit_insn_before.
4471 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4473 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4474 boundaries and basic_block_for_insn.
4475 (reorder_insns_nobb): Rename from reorder_insns.
4476 (reorder_insns): New.
4477 (emit_block_insn_before, emit_block_insn_after): Kill.
4478 * flow.c (check_function_return_warnings): Do not call
4479 compute_bb_for_insn; Do not free basic_block_for_insn.
4480 (attempt_auto_inc): Do not update basic_block_for_insn.
4481 * function.c (emit_return_into_block): Likewise;
4482 do not update BB boundaries.
4483 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4484 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4485 (pre_insert_copy_insn): Likewise.
4486 (update_ld_motion_notes): Likewise.
4487 (insert_insn_start_bb): Likewise.
4488 (replace_store_insn): Likewise.
4489 * ifcvt.c (noce_process_if_block): Likewise.
4490 (if_convert): Do not call compute_bb_for_insn.
4491 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4492 Use emit_insn_before and emit_insn_after.
4493 * recog.c (split_all_insns): Do not update BB boundaries;
4494 Do not call compute_bb_for_insn.
4495 (peephole2_optimize): Do not update BB boundaries.
4496 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4498 (emit_swap_insn): Likewise.
4499 (convert_regs_1): Likewise.
4500 * reload1.c (reload): Call compute_bb_for_insn.
4501 * rtl.h (reorder_insns_nobb): Declare.
4502 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4503 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4504 at places CFG is invalidated; do not call compute_bb_for_insn.
4506 * cfg.c (expunge_block): Invalidate BB structure.
4508 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4511 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4513 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4515 * cpphash.h (_cpp_lex_token): Update prototype.
4516 * cpplex.c (_cpp_lex_token): New prototype.
4517 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4518 lex_macro_node, read_flag, do_pragma_poison): Update.
4519 * cppmacro.c (cpp_get_token, parse_params,
4520 lex_expansion_token): Update.
4522 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4524 * cppmain.c (scan_translation_unit): Don't worry about
4525 putting a space after hashes.
4526 * cpplib.c (directive_diagnostics): New.
4527 (_cpp_handle_directive): Update to use directive_diagnostics.
4528 (run_directive): Don't toggle prevent_expansion.
4529 (do_line): Backup in case of the line extension.
4530 * cpplib.h (cpp_lexer_pos): Remove.
4531 * cppmacro.c (_cpp_create_definition): Precede a leading #
4534 2001-09-15 Richard Henderson <rth@redhat.com>
4536 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4538 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4540 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4542 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4544 PR preprocessor/3571
4545 * tradcpp.c (handle_directive): Skip non-vertical space.
4547 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4549 * cppmain.c (setup_callbacks): Set line callback only
4550 if outputting preprocessed source.
4552 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4554 * collect2.c (main): Const-ification.
4555 * gcc.c (translate_options, process_command): Use xstrdup in
4556 lieu of xmalloc/strcpy.
4557 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4559 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4561 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4564 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4566 * scan-decls.c (scan_decls): Fix typo.
4568 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4570 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4571 Split mlstring_pos into mls_line and mls_col.
4572 * cppinit.c (cpp_create_reader): Initialize line to 1.
4573 (cpp_destroy): Free tokenruns.
4574 (push_include): Don't update lexer_pos.
4575 * cpplex.c (unterminated, parse_string): Update.
4576 (lex_token): Don't update lexer_pos, update.
4577 * cpplib.c (if_stack): Save line instead of line + col.
4578 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4579 push_conditional, _cpp_pop_buffer): Update.
4580 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4581 (_cpp_create_definition): Update.
4583 2001-09-15 Eric Christopher <echristo@redhat.com>
4585 * config/mips/abi64.h: Add support for MEABI.
4587 2001-09-15 Eric Christopher <echristo@redhat.com>
4589 * config/mips/mips.md: Add unspec #2.
4591 (reload_outdi): Ditto.
4592 (reload_outsi): Ditto.
4595 2001-09-15 Eric Christopher <echristo@redhat.com>
4596 Jason Eckhardt <jle@redhat.com>
4598 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4599 * config/mips/isa32-linux.h: New file.
4600 * config/mips/isa3264.h: Ditto.
4601 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4602 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4603 (output_block_mode): Support MEABI.
4604 (function_arg): Ditto. Fix floating point arg passing.
4605 (mips_va_start): Ditto.
4606 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4608 (mips_asm_file_start): Add new section to pass abi to gdb.
4609 (function_arg_pass_by_reference): Support MEABI.
4610 (mips_parse_cpu): Support mips32 and mips64 processors.
4611 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4612 TARGET_MIPS5KC. Support isa32 and isa64.
4613 (processor_type): Add r4kc, r5kc, r20kc.
4614 (GENERATE_MULT3_SI): New.
4615 (GENERATE_MULT3_DI): Ditto.
4616 (GENERATE_MULT3): Remove.
4617 (ISA_HAS_64BIT_REGS): Add isa == 64.
4618 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4619 (ISA_HAS_MADD_MSUB): New.
4620 (ISA_HAS_CLZ_CLO): Ditto.
4621 (ISA_HAS_DCLZ_DCLO): Ditto.
4622 (ABI_GAS_ASM_SPEC): New.
4623 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4626 (SUBTARGET_CC1_SPEC): Ditto.
4627 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4628 (PAD_VARARGS_DOWN): Support MEABI.
4629 (HARD_REGNO_NREGS): Move to mips.c.
4630 (ASM_OUTPUT_IDENT): Add #undef.
4631 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4632 (mulsi3): Use GENERATE_MULT3_SI.
4633 (mulsi3_mult3): Ditto. Support mips32, mips64.
4634 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4635 (mul_sub_si): New pattern.
4636 (unnamed splitters): New.
4637 (muldi3): Use GENERATE_MULT3_DI.
4638 (muldi3_internal2): Ditto.
4639 (movdicc): Support mips32.
4640 * config/mips/t-isa3264: New file.
4642 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4644 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4645 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4646 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4648 * reorg.c (fill_slots_from_thread): After call to
4649 steal_delay_list_from_target, update own_thread as new_thread may
4652 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4654 * cpperror.c (print_location): Take line and column, for
4655 default positioning use the previously lexed token.
4656 (_cpp_begin_message): Take line and column.
4657 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4658 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4659 * cpphash.h (_cpp_begin_message): Update prototype.
4660 * cppinit.c (push_include): Don't set output line.
4661 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4662 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4663 (do_pragma): Kludge for front ends. Don't expand macros at all.
4664 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4665 (struct cpp_token): Remove output_line.
4666 (struct cpp_callbacks): New member line_change.
4667 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4668 cpp_get_token): Preserve BOL flag.
4669 (cpp_get_line): Remove.
4670 (_cpp_backup_tokens): Remove useless abort().
4671 * cppmain.c (cb_line_change): New.
4672 (scan_translation_unit): Don't worry about starting new lines here.
4673 * scan-decls.c (scan_decls): Update.
4674 * c-lex.c (c_lex, init_c_lex): Update.
4675 (cb_line_change, src_lineno): New.
4677 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4679 * tree.c (append_random_chars): Generate the random
4680 characters in a reproducable fashion.
4682 2001-09-14 Richard Henderson <rth@redhat.com>
4684 * config/i386/i386.c (internal_label_prefix): New.
4685 (internal_label_prefix_len): New.
4686 (override_options): Set them.
4687 (local_symbolic_operand): New.
4688 (legitimate_pic_address_disp_p): Use it.
4689 (legitimize_pic_address): Likewise.
4691 2001-09-14 Marc Espie <espie@openbsd.org>
4693 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4696 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4698 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4699 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4701 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4703 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4704 invocation of SUBREG_REGNO_OFFSET.
4706 * haifa-sched.c: Fix typo in FSF copyright statement.
4707 * sched-deps.c: Fix typo in FSF copyright statement.
4708 * sched-ebb.c: Fix typo in FSF copyright statement.
4709 * sched-rgn.c: Fix typo in FSF copyright statement.
4710 * sched-vis.c: Fix typo in FSF copyright statement.
4712 * config.gcc: Move inclusion of arm elf specific header files
4713 from the files themselves into the tm_file variable. Make
4714 sure that elfos.h is included before target specific elf
4716 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4718 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4719 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4720 ASM_OUTPUT_CASE_LABEL): Protect definition.
4721 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4722 not already defined.
4723 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4724 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4725 Remove duplicate definition.
4726 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4727 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4728 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4729 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4730 Remove inclusion of arm/elf.h.
4731 * config/arm/unknown-elf.h: as for conix-elf.h.
4732 (STARTFILE_SPEC): Include crti.o and crtn.o.
4733 * config/arm/linux-elf.h: as for conix-elf.h.
4734 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4735 * config/arm/strongarm-elf.h: Remove inclusion of
4737 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4738 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4739 unknown-elf.h and elf.h.
4740 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4741 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4742 ASM_WEAKEN_LABEL): Remove redundant definition.
4743 * config/arm/elf.h: Test for inclusion of elfos.h
4744 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4745 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4746 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4747 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4748 redundant definition.
4749 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4750 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4751 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4752 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4753 Add rules to build crti.o and crtn.o
4754 * crti.asm: New file.
4755 * crtn.asm: New file.
4757 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4759 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4760 * cpphash.h (struct tokenrun): Add prev.
4761 (struct lexer_state): Remove bol.
4762 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4763 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4765 * cppinit.c (cpp_create_reader): Don't set bol.
4766 (cpp_destroy): Don't free lookaheads.
4767 * cpplex.c (lex_directive): Remove.
4768 (next_tokenrun): Update.
4769 (_cpp_lex_token): Clean up logic.
4770 (lex_token): Update to return a pointer to lexed token, since it
4771 can move to the start of the buffer. Simpify newline handling.
4772 * cpplib.c (SEEN_EOL): Update.
4773 (skip_rest_of_line): Remove lookahead stuff.
4774 (end_directive): Line numbers are already incremented. Revert
4775 to start of lexed token buffer if we can.
4776 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4777 parse_answer): Use _cpp_backup_tokens.
4778 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4779 instead. Don't check for EOL.
4780 (do_include_common, do_line, do_pragma_system_header): Use
4782 * cpplib.h (BOL, _cpp_backup_tokens): New.
4783 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4784 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4785 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4786 (builtin_macro): Don't use cpp_get_line.
4787 (cpp_get_line): Short term kludge.
4788 (parse_arg): Handle directives in arguments here. Back up when
4789 appropriate. Store EOF at end of argument list.
4790 (funlike_invocation_p): Use _cpp_backup_tokens.
4791 (push_arg_context): Account for EOF at end of list.
4792 (cpp_get_token): Remove lookahead stuff. Update.
4794 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4796 * c-parse.in (yyerror): Const-ification and/or static-ization.
4797 * c-typeck.c (push_member_name): Likewise.
4798 * collect2.c (main): Likewise.
4799 * dbxout.c (dbxout_parms): Likewise.
4800 * diagnostic.c (format_with_decl): Likewise.
4801 * dwarf2out.c (output_ranges): Likewise.
4802 * dwarfout.c (fundamental_type_code): Likewise.
4803 * except.c (dw2_output_call_site_table): Likewise.
4804 * gcc.c (do_spec_1): Likewise.
4805 * genopinit.c (optabs): Likewise.
4806 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4807 gen_declaration_1, handle_impent): Likewise.
4808 * protoize.c (default_include, in_system_include_dir, abspath):
4810 * sched-vis.c (visualize_stall_cycles): Likewise.
4811 * sdbout.c (plain_type_1, sdbout_end_function,
4812 sdbout_end_epilogue): Likewise.
4813 * varasm.c (decode_reg_name): Likewise.
4815 * 1750a.c (mod_regno_adjust): Likewise.
4816 * alpha.c (alpha_write_one_linkage,
4817 unicosmk_output_default_externs): Likewise.
4818 * arm.c (arm_condition_codes): Likewise.
4819 * arm.h (arm_condition_codes): Likewise.
4820 * avr.c (output_movsisf, encode_section_info): Likewise.
4821 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4823 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4824 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4825 * m88k.c (output_function_profiler): Likewise.
4826 * mips.c (mips_output_conditional_branch): Likewise.
4827 * ns32k.c (ns32k_out_reg_names): Likewise.
4828 * ns32k.h (ns32k_out_reg_names): Likewise.
4829 * pj.c (pj_output_rval): Likewise.
4830 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4831 * sparc.c (sparc_flat_function_prologue,
4832 sparc_flat_function_epilogue): Likewise.
4834 2001-09-13 Markus Werle <numerical.simulation@web.de>
4835 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4837 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4838 Aachen University of Technology".
4840 2001-09-13 Andreas Schwab <schwab@suse.de>
4842 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4845 2001-09-13 Richard Henderson <rth@redhat.com>
4847 * config/alpha/alpha.c (small_symbolic_operand): New.
4848 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4849 (some_operand, input_operand): Don't handle HIGH.
4850 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4851 (alpha_expand_mov): Likewise.
4852 (print_operand) [H]: Just print HIGH symbol.
4853 (print_operand_address): Handle small data.
4854 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4855 (TARGET_SWITCHES): Add -msmall-data/large-data.
4856 (PIC_OFFSET_TABLE_REGNUM): New.
4857 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4858 (PREDICATE_COES): Update.
4859 * config/alpha/alpha.md (adddi_er_high): New.
4860 (adddi_er_low): Handle small data.
4861 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4862 prefer .sdata to .rodata.
4863 (SELECT_RTX_SECTION): Likewise.
4865 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4867 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4868 defining __size_t and leaving size_t undefined.
4870 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4872 * basic-block.h (expunge_block): Declare.
4873 * cfg.c (expunge_block): Remove static declaration.
4875 2001-09-12 Richard Henderson <rth@redhat.com>
4877 * integrate.c (copy_insn_list): Copy label name from
4878 NOTE_INSN_DELETED_LABEL.
4880 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4882 * c-common.c (c_tree_code_name): Const-ification.
4883 * c-decl.c (c_decode_option): Likewise.
4884 * c-typeck.c (warn_for_assignment): Likewise.
4885 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4887 * cppinit.c (output_deps): Likewise.
4888 * dependence.c (dependence_string, direction_string): Likewise.
4889 * dwarf2out.c (output_ranges): Likewise.
4890 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4891 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4892 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4893 standard_startfile_prefix, standard_startfile_prefix_1,
4894 standard_startfile_prefix_2, tooldir_base_prefix,
4895 standard_bindir_prefix, find_a_file): Likewise.
4896 * genattrtab.c (make_length_attrs): Likewise.
4897 * gencheck.c (tree_codes): Likewise.
4898 * genemit.c (gen_split): Likewise.
4899 * genrecog.c (special_mode_pred_table): Likewise.
4900 * graph.c (graph_ext): Likewise.
4901 * protoize (default_include): Likewise.
4902 * reload.c (reload_when_needed_name): Likewise.
4903 * sched-vis.c (visualize_stall_cycles): Likewise.
4904 * tlink.c (recompile_files): Likewise.
4905 * toplev.c (decode_g_option): Likewise.
4906 * tradcpp.c (output_deps): Likewise.
4907 * varasm.c (decode_reg_name): Likewise.
4909 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4912 * avr.c (avr_regnames, encode_section_info): Likewise.
4913 * c4x.c (float_reg_names): Likewise.
4914 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4915 * elfos.h (const_section): Likewise.
4916 * i386.c (ix86_comp_type_attributes): Likewise.
4917 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4918 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4919 * ia64.c (type_names): Likewise.
4920 * m68hc11.c (reg_class_names): Likewise.
4921 * m88k.c (m_options): Likewise.
4922 * mips.c (mips_output_conditional_branch, mips_unique_section):
4924 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4925 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4926 ultra_code_names): Likewise.
4927 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4929 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4931 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4932 Use --fatal-warnings option for gas.
4933 * configure: Rebuilt.
4935 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4937 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4939 2001-09-11 Jim Wilson <wilson@redhat.com>
4941 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4943 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4945 * builtins.c (c_strlen): Treat an offset too large for a
4946 HOST_WIDE_INT as out of range.
4948 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4950 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4951 (EDGE_CRITICAL_P): New predicate.
4952 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4954 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4955 (dump_edge_info): Remove "crit".
4956 * cfganal.c (mark_critical_edges): Kill.
4957 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4958 * cfgcleanup.c (cleanup_cfg): Likewise.
4959 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4960 (find_spanning_tree): Likewise.
4961 * reg-stack.c (convert_regs_1): Likewise.
4962 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4964 * basic-block.h (create_basic_block_structure): New.
4965 (create_basic_block): Update prototype.
4966 (force_nonfallthru): New.
4967 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4968 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4969 handle updating of block_for_insn, creating of empty BBs and BBs at
4970 the end of INSN chain.
4971 (create_basic_block): New function.
4972 (split_block): Use create_basic_block.
4973 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4974 (redirect_edge_and_branch_force): ... here.
4975 (force_nonfallthru): New.
4976 (split_edge): Rewrite to use force_nonfallthru and create_block.
4977 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4978 (find_basic_blocks): Free basic_block_for_insn.
4979 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4981 * cfg.c: Fix formating.
4982 * cfgcleanup.c: Fix formating.
4983 (merge_blocks, tail_recursion_label_p): Return bool.
4984 (merge_blocks_move_predecessor_nojumps,
4985 merge_blocks_move_successor_nojumps): Return void.
4987 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4989 * configure.in: Check whether assembler supports section merging.
4990 * config.in: Rebuilt.
4991 * configure: Rebuilt.
4992 * varasm.c (variable_section, output_constant_pool): Pass alignment
4993 to SELECT_SECTION and SELECT_RTX_SECTION.
4994 (mergeable_string_section): New.
4995 (mergeable_constant_section): New.
4996 (default_elf_asm_named_section): Output SECTION_MERGE and
4997 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4998 * output.h (mergeable_string_section): New.
4999 (mergeable_constant_section): New.
5000 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5001 * toplev.c (flag_merge_constants): New.
5002 (f_options): Add -fmerge-constants and -fmerge-all-constants
5004 (toplev_main): Default to -fno-merge-constants if not optimizing.
5005 * flags.h (flag_merge_constants): Add extern.
5006 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5007 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5009 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5010 Define if assembler has working .subsection -1 support.
5011 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5012 Put constant into special SHF_MERGE sections if the linker should
5013 attempt to merge duplicates.
5014 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5016 Put constant into special SHF_MERGE sections if the linker should
5017 attempt to merge duplicates.
5018 * config/alpha/elf.h: Likewise.
5019 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5020 has working .subsection -1 support.
5021 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5023 * config/svr3.h: Likewise.
5024 * config/darwin.h: Likewise.
5025 * config/arm/aof.h: Likewise.
5026 * config/arm/linux-elf.h: Likewise.
5027 * config/avr/avr.h: Likewise.
5028 * config/c4x/c4x.h: Likewise.
5029 * config/d30v/d30v.h: Likewise.
5030 * config/i386/dgux.h: Likewise.
5031 * config/i386/osfrose.h: Likewise.
5032 * config/i386/sco5.h: Likewise.
5033 * config/i386/svr3gas.h: Likewise.
5034 * config/ia64/aix.h: Likewise.
5035 * config/m32r/m32r.h: Likewise.
5036 * config/m68k/m68k.h: Likewise.
5037 * config/m88k/dgux.h: Likewise.
5038 * config/m88k/m88k.h: Likewise.
5039 * config/mcore/mcore-pe.h: Likewise.
5040 * config/mips/mips.h: Likewise.
5041 * config/pa/pa.h: Likewise.
5042 * config/pa/pa-linux.h: Likewise.
5043 * config/romp/romp.h: Likewise.
5044 * config/rs6000/sysv4.h: Likewise.
5045 * config/rs6000/xcoff.h: Likewise.
5046 * config/s390/linux.h: Likewise.
5047 * config/sparc/sparc.h: Likewise.
5048 * config/sparc/sysv4.h: Likewise.
5049 * config/stormy16/stormy16.h: Likewise.
5050 * config/v850/v850.h: Likewise.
5051 * config/vax/vms.h: Likewise.
5052 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5053 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5054 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5055 default_elf_asm_named_section for SHF_MERGE sections.
5057 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5059 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5062 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5064 * c-common.c (split_specs_attrs): Allow for empty attributes with
5065 empty TREE_PURPOSE. Fixes PR c/4294.
5067 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5069 * basic-block.h (cached_make_edge, make_single_succ): New.
5070 (make_edge): Remove first parameter.
5071 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5072 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5073 created edge; use obstack allocation.
5074 (make_edge, make_single_succ_edge): New.
5075 (first_removed_edge): New static variable.
5076 (init_flow): Initialize first_removed_edge and n_edges.
5077 (clear_edges): Use remove_edge.
5078 (flow_delete_block): Likewise.
5079 (remove_edge): Add removed edges to the removed edges list.
5080 (split_block, redirect_edge_and_branch_force, split_edge):
5082 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5083 (add_noreturn_fake_exit_edges): Likewise.
5084 (connect_infinite_loops_to_exit): Liekwise.
5085 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5086 Use cached_make_edge.
5087 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5088 * profile.c (branch_prob): Update make_edge call.
5089 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5091 2001-09-11 Richard Henderson <rth@redhat.com>
5093 * config/alpha/alpha.c: Tidy formatting.
5094 (local_symbolic_operand): Verify mode.
5095 (alpha_sa_mask): Ignore unicos for eh_return.
5096 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5097 * config/alpha/alpha.md (umk divsi patterns): Remove.
5098 (extendsfdf2): Remove unicos check.
5099 (tablejump): Merge vms and unicos code; always use direct set
5102 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5104 * config.gcc (alpha*-*-unicosmk*): New target.
5106 * config/alpha/alpha-protos.h (symbolic_operand,
5107 unicosmk_add_call_info_word, unicosmk_add_extern,
5108 unicosmk_defer_case_vector, unicosmk_unique_section,
5109 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5110 unicosmk_asm_file_start, unicosmk_asm_file_end,
5111 unicosmk_output_common): Declare.
5113 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5114 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5115 alpha_does_function_need_gp, alpha_end_function): Support Cray
5117 (alpha_init_machine_status, alpha_mark_machine_status,
5118 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5119 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5120 unicosmk_asm_named_section, unicosmk_insert_attributes,
5121 unicosmk_section_type_flags, symbolic_operand,
5122 unicosmk_output_module_name, unicosmk_output_default_externs,
5123 unicosmk_output_dex, unicosmk_output_externs,
5124 unicosmk_output_addr_vec, unicosmk_ssib_name,
5125 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5126 unicosmk_asm_file_end, unicosmk_output_common,
5127 unicosmk_section_type_flags, unicosmk_unique_section,
5128 unicosmk_add_call_info_word, unicosmk_text_section,
5129 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5130 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5131 unicosmk_dex_count, unicosmk_special_name): New.
5132 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5133 TARGET_ABI_UNICOSMK.
5134 (get_aligned_mem, alpha_expand_unaligned_load,
5135 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5136 alpha_expand_unaligned_store_words): Support big-endian mode.
5137 (print_operand): Likewise. New format specifier 't'. Use
5138 TARGET_AS_SLASH_BEFORE_SUFFIX.
5139 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5140 (alpha_pv_save_size): Update with above change.
5141 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5142 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5145 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5146 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5147 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5148 (EXTRA_CONSTRAINT): New constraint 'U'.
5149 (PREDICATE_CODES): Add symbolic_operand.
5151 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5152 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5153 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5154 (integer division and modulus patterns): Split in default and
5156 (*divmodsi_internal, *divmoddi_internal): Disable for
5157 TARGET_ABI_UNICOSMK.
5158 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5159 little-endian and big-endian versions.
5160 (ext, ins, msk): Likewise.
5161 (extv, extzv, insv): Support big-endian mode.
5162 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5163 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5164 *tablejump_umk_internal, *call_value_umk): New.
5165 (*movdi_nofix): Add pattern for loading an address into a register on
5166 TARGET_ABI_UNICOSMK.
5167 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5168 (umk_mismatch_args, arg_home_umk): New.
5169 (various insns): Don't use mov, fmov, nop, fnop and unop.
5170 (realign): Support TARGET_ABI_UNICOSMK.
5172 * config/alpha/unicosmk.h: New file.
5173 * config/alpha/t-unicosmk: New file.
5175 * fixinc/inclhack.def (unicosmk_restrict): New.
5176 * fixinc/fixincl.x: Regenerate.
5178 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5179 (wchar_t): Check for and define __WCHAR_T__.
5181 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5183 * combine.c (simplify_shift_const): Treat shifts by the mode
5186 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5188 * cpphash.h (struct tokenrun): New.
5189 (struct cpp_context): New member bol.
5190 (struct cpp_reader): New members.
5191 (_cpp_init_tokenrun): New.
5192 * cppinit.c (cpp_create_reader): Set up the token runs.
5193 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5194 (lex_token): New internalised version of _cpp_lex_token. Don't
5195 handle directives or the multiple include opimisation here any
5196 more. Simply lex a token.
5197 * cpplib.c (run_directive): Clear bol.
5198 (_cpp_pop_buffer): Set bol.
5199 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5202 2001-09-11 Michael Meissner <meissner@redhat.com>
5204 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5205 give an error if the user uses -mfp32.
5206 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5208 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5209 floating point register size.
5210 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5212 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5213 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5215 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5216 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5218 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5220 * dbxout.c (dbxout_parms): Fix typo in comment.
5221 * unroll.c (loop_find_equiv_value): Ditto.
5222 * toplev.c (rest_of_compilation): Ditto.
5223 * loop.c (scan_loop): Ditto.
5224 * dwarf2out.c (struct dw_fde_struct): Ditto.
5226 2001-09-10 Zack Weinberg <zackw@panix.com>
5228 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5229 copying identifier when we're just going to throw it away.
5230 (parse_identifier_slow): New routine to handle abnormal cases.
5231 (_cpp_lex_token): Update call site.
5233 * hashtable.c (ht_lookup): Don't assume that the string we've
5234 been given is NUL-terminated.
5235 * system.h: #define __builtin_expect(a, b) to (a) if not
5238 2001-09-10 Michael Meissner <meissner@redhat.com>
5240 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5243 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5245 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5247 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5249 * builtins.c (c_getstr): Correct thinko in last change and further
5252 2001-09-10 Tim Freeman <tim@fungibole.com>
5254 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5255 into varray's and register them as roots with the garbage
5256 collector so they are not collected too soon.
5258 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5260 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5262 * basic-block.h (flow_obstack, label_value_list,
5263 tail_recursion_label_list): Declare
5264 (tidy_fallthru_edges): Declare.
5265 (expunge_block, last_loop_beg_note): Delete.
5266 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5268 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5269 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5270 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5271 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5272 expunge_block, flow_delete_block, compute_bb_for_insn,
5273 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5274 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5275 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5276 try_redirect_by_replacing_jump, last_loop_beg_note,
5277 redirect_edge_and_branch, redirect_edge_and_branch_force,
5278 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5279 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5280 commit_edge_insertions, dump_flow_info, debug_flow_info,
5281 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5282 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5283 Move here from flow.c
5284 * cfganal.c: New file.
5285 (forwarder_block_p, can_fallthru, mark_critical_edges,
5286 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5287 find_unreachable_blocks, create_edge_list, free_edge_list,
5288 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5289 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5290 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5291 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5292 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5293 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5294 Move here from flow.c
5295 * cfgbuild.c: New file
5296 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5297 make_edges, find_basic_blocks_1, find_basic_blocks,
5298 find_sub_basic_blocks): Move here from flow.c
5299 * cfgcleanup.c: New file.
5300 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5301 merge_blocks_move_predecessor_nojumps,
5302 merge_blocks_move_successor_nojumps, merge_blocks,
5303 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5304 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5305 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5307 * cfgloop.c: New file
5308 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5309 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5310 flow_loop_exit_edges_find, flow_loop_nodes_find,
5311 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5312 flow_loop_tree_node_add, flow_loops_tree_build,
5313 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5314 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5315 Move here from flow.c
5316 * flow.c: Remove everything moved elsewhere
5317 * output.h (cleanup_cfg): Return bool.
5319 * bb-reorder.c (reorder_block_def): Remove 'index'.
5320 (insert_intra_1): Add argument BB, set block for new note.
5321 (make_reorder_chain): Do not depdent on BB indexes.
5322 (make_reorder_chain_1): Do not use BB indexes.
5323 (label_for_bb): Likewise; set BB for new insn.
5324 (emit_jump_to_block_after): Likewise.
5325 (fixup_reoder_chain): Sanity check that all basic blocks
5326 are chained; verify newly created insn chain; remove
5327 undocnitional jump simplifying; Do not use BB indexes;
5328 properly initialize count and frequency information;
5329 dump reordered sequence.
5330 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5331 (insert_inter_bb_scope_notes): Set block for new insn.
5332 (reorder_basic_blocks): Dump flow info before reoredering.
5334 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5336 * alias.c (clear_reg_alias_info): Use K&R format definition.
5337 Avoid unsigned warning.
5338 * builtins.c: Use "unsigned int", not "unsigned".
5339 (target_char_cast): Use host_integerp and tree_low_cst.
5340 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5341 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5342 (c_getstr): Likewise.
5343 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5344 (builtin_memcpy_read_str): Avoid unsigned warning.
5345 (expand_builtin_memcpy): Alignments are unsigned.
5346 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5347 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5348 * predict.c (expensive_function_p): LIMIT now unsigned.
5349 * resource.c (mark_target_live_regs): Make some vars unsigned.
5350 * sdbout.c: Use "unsigned int", not "unsigned".
5351 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5352 (sdbout_source_line): Likewise.
5353 (sdbout_record_type_name): Remove "const" for NAME declaration.
5354 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5356 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5358 * calls.c (store_one_arg): Expand comment.
5360 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5362 * calls.c (store_one_arg): Make sure that the entire argument is
5363 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5365 2001-09-09 Richard Henderson <rth@redhat.com>
5367 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5369 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5371 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5373 2001-09-09 Richard Henderson <rth@redhat.com>
5375 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5376 (alpha_this_literal_sequence_number): New.
5377 (alpha_this_gpdisp_sequence_number): New.
5378 (some_operand, input_operand): Add HIGH.
5379 (local_symbolic_operand): New.
5380 (alpha_encode_section_info): New.
5381 (alpha_legitimate_address_p): Allow LO_SUM.
5382 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5383 (alpha_expand_mov): Likewise.
5384 (secondary_reload_class): Check memory_operand not general_operand
5386 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5387 (alpha_expand_unaligned_store): Likewise.
5388 (alpha_expand_unaligned_load_words): Likewise.
5389 (alpha_expand_unaligned_store_words): Likewise.
5390 (alpha_expand_block_clear): Likewise.
5391 (print_operand): Handle %#, %*, %H.
5392 (print_operand_address): Handle LO_SUM.
5394 (alpha_does_function_need_gp): Use it.
5395 (alpha_expand_block_move): Fix signed compare warnings.
5396 (alpha_sa_mask, alpha_align_insns): Likewise.
5397 * config/alpha/alpha-protos.h: Update.
5398 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5399 (MASK_EXPLICIT_RELOCS): New.
5400 (TARGET_SWITCHES): Add -mexplicit-relocs.
5401 (EXTRA_CONSTRAINT): Add 'T'.
5402 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5403 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5404 (ENCODE_SECTION_INFO): Out line.
5405 (REDO_SECTION_INFO_P): New.
5406 (STRIP_NAME_ENCODING): New.
5407 (ASM_OUTPUT_LABELREF): New.
5408 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5409 (PREDICATE_CODES): Update.
5410 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5411 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5412 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5413 builtin_setjmp_receiver_er, exception_receiver_1_er,
5414 call_value_osf_1_er): New patterns.
5415 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5416 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5417 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5418 (FINAL_PRESCAN_INSN): New.
5420 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5422 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5424 2001-09-08 Andreas Jaeger <aj@suse.de>
5426 * i386.h (TARGET_SWITCHES): Fix description.
5428 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5430 * rs6000.c (num_insns_constant): Compute number of instructions
5433 * doc/install.texi: Explain AIX exception handling work-around.
5434 Update URL for AIX fixes.
5436 2001-09-07 Jim Wilson <wilson@redhat.com>
5438 * alias.c (clear_reg_alias_info): New.
5439 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5440 * rtl.h (clear_reg_alias_info): Declare.
5442 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5444 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5446 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5447 (m16m,edivm,emulm): Change declaration to match definition.
5449 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5451 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5452 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5455 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5457 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5458 which have no corresponding C type.
5459 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5460 the representation of 64-bit doubles to work with 64-bit ints.
5462 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5464 * config/mips/mips.c (override_options): Do not override ISA when ABI
5465 specified if MIPS_CPU_STRING_DEFAULT was specified.
5467 2001-09-07 Richard Henderson <rth@redhat.com>
5469 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5470 (express_from_1): Wrap lines.
5471 * rtlanal.c (commutative_operand_precedence): Rename from
5472 operand_preference; export.
5473 * rtl.h: Declare it.
5474 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5475 (simplify_binary_operation): Invoke simplify_plus_minus on
5476 (CONST (PLUS ...)) as well.
5477 (struct simplify_plus_minus_op_data): New.
5478 (simplify_plus_minus_op_data_cmp): New.
5479 (simplify_plus_minus): Use them. Avoid infinite recursion with
5480 simplify_binary_operation wrt CONST.
5482 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5484 * h8300-protos.h (general_operand_dst_push): Remove.
5485 * h8300.c (general_operand_dst_push): Likewise.
5486 * h8300.h (OK_FOR_T): Likewise.
5487 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5488 * h8300.md (pushqi_h8300): New.
5489 (pushqi_h8300hs): Likewise.
5491 (pushhi_h8300): Likewise.
5492 (pushhi_h8300hs): Likewise.
5495 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5497 * genattrtab.c (attr_printf): First arg is unsigned.
5498 Clean up formatting of callers.
5500 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5502 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5505 2001-09-07 Andreas Jaeger <aj@suse.de>
5507 * i386.h (TARGET_SWITCHES): Fix descriptions.
5509 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5511 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5513 2001-09-06 Ira Ruben <ira@apple.com>
5515 Remove OP_IDENTIFIER.
5516 * tree.def (OP_IDENTIFIER): Remove.
5517 * tree.c (tree_node_kind enum): Remove op_id_kind.
5518 (tree_node_kind_names): Remove "op_identifiers".
5519 (make_node): Remove OP_IDENTIFIER test.
5520 (build_op_identifier): Removed because it isn't being used.
5521 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5522 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5524 2001-09-06 Richard Henderson <rth@redhat.com>
5526 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5528 2001-09-06 Richard Henderson <rth@redhat.com>
5530 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5533 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5535 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5536 number used for CR register.
5538 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5539 Joern Rennecke (amylaar@cygnus.com)
5541 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5542 * h8300.c (initial_offset): Handle offset between RP and FP.
5543 (h8300_return_addr_rtx): New function.
5544 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5546 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5547 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5548 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5549 (CAN_ELIMINATE, REGISTER_NAMES):
5550 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5552 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5554 Remove TYPE_NONCOPIED_PARTS.
5555 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5556 (struct tree_type): Remove noncopied_parts.
5557 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5558 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5559 (fixed_type_p): Remove.
5560 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5561 (expand_expr, MODIFY_EXPR): Likewise.
5562 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5563 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5565 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5567 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5569 (mask64_operand): Likewise.
5570 (includes_rldic_lshift_p): Likewise.
5571 (includes_rldicr_lshift_p): Likewise.
5573 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5575 * objc/objc-act.c (build_message_expr): If a class method cannot
5576 be found, do not issue a warning if a corresponding instance
5577 method exists in the root class.
5579 2001-09-05 Richard Henderson <rth@redhat.com>
5581 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5583 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5585 * function.c (ggc_mark_struct_function): Mark f->outer.
5586 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5587 * integrate.c (output_inline_function): ... not here.
5589 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5591 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5593 * i386.c (size_cost): New static variable.
5594 (override_function): Use size_cost when -Os is specified.
5596 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5597 properly; Use current_function_calls_eh_return.
5598 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5599 use leave to avoid dependency chain.
5601 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5602 get BB loop_depth instead of computing it from LOOP notes.
5604 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5606 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5608 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5609 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5610 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5612 2001-09-05 Jeffrey A Law (law@cygnus.com)
5613 Jason Merrill (jason@redhat.com)
5615 * stor-layout.c (layout_type): Complain if an array's size can
5616 not be represented in a size_t.
5618 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5620 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5622 * gcc.c: (process_command) Add parentheses around assignment
5623 used as truth value.
5625 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5627 * config/mips/mips.c (save_restore_insns): Don't mark any register
5628 save slots as unchanging if current_function_calls_eh_return.
5630 2001-09-05 Richard Henderson <rth@redhat.com>
5632 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5633 * config/alpha/alpha-protos.h: Declare it.
5634 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5635 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5636 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5637 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5638 (REG_OK_FOR_BASE_P): Select one of the above.
5640 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5642 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5643 (crti.o): Prefix name of object file with $(T).
5646 2001-09-05 David S. Miller <davem@redhat.com>
5648 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5649 * config/sparc/linux64.h: Likewise.
5651 2001-09-05 Andreas Jaeger <aj@suse.de>
5653 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5654 available anymore, remove the documentation.
5655 (i386 Options): Fix typo, cleanup index entries.
5657 * prefix.c (concat): Remove, we can use the version from liberty.
5659 2001-09-05 Richard Henderson <rth@redhat.com>
5661 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5662 New functions split out of md file expanders.
5663 * config/alpha/alpha-protos.h: Declare them.
5664 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5666 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5668 * cppmacro.c (funlike_invocation_p): No need to restore context.
5670 2001-09-04 Richard Henderson <rth@redhat.com>
5672 * reload.c (push_reload): Export.
5673 * reload.h (push_reload): Declare it.
5675 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5676 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5677 * config/alpha/alpha.c (alpha_legitimize_address): New.
5678 (alpha_legitimize_reload_address): Likewise.
5679 * config/alpha/alpha-protos.h: Declare them.
5681 2001-09-04 Stan Shebs <shebs@apple.com>
5683 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5684 * config/darwin.c (machopic_stub_name): Account for internally
5685 generated lib calls such as memcpy.
5687 2001-09-04 Richard Henderson <rth@redhat.com>
5689 * unwind.h (_UA_END_OF_STACK): New flag.
5690 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5692 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5694 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5696 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5698 * config/mips/mips.c (save_restore_insns): Change base_offset to
5699 fp_offset in second call to mips_emit_frame_related_store.
5701 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5703 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5704 sometimes be represented as a NOTE of type
5705 NOTE_INSN_DELETED_LABEL.
5706 (Insns): Document NOTE_INSN_DELETED_LABEL.
5708 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5710 * c-common.h (tree_dump_index): Add more comments.
5711 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5712 (dump_option_value_info): New struct.
5713 (dump_options): New array.
5714 (dump_switch_p): Parse switch options symbolically.
5715 * doc/invoke.texi (-fdump-ast): Rename to ...
5716 (-fdump-tree): ... here. Document that options are symbolic, and
5717 not all are applicable.
5719 2001-09-04 David S. Miller <davem@redhat.com>
5721 * config/sparc/sparc.md (define_splits): Kill constraints.
5723 Cleanup redundant and unused insn attributes.
5724 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5725 binary, and move. Mark ialu as default.
5726 (commented out define_function_unit "alu"): Kill.
5727 (define_attr "use_clobbered"): Kill.
5728 (whole file): Kill address insn type references. Replace
5729 all unary/binary/move references with ialu.
5730 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5731 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5734 Simplify length insn attribute and make more judicious use
5735 of insn attribute defaulting.
5736 * config/sparc/sparc.md (all insns with length > one): Mark as
5737 insn type multi if real instructions, else use default if
5738 it is a forced splitter.
5739 (all insns with length == one): Use default insn length.
5740 (all insns of type ialu): Use default insn type.
5742 Fix erroneous insn attribute settings.
5743 (addx): Set insn type to misc.
5744 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5745 const_umulsidi3_sp64): Set insn type to imul.
5747 Track SFmode vs DFmode insns according to UltraSPARC
5749 * config/sparc/sparc.md ("fptype"): New attribute, default
5751 (all DFmode single insns): Mark as fptype "double".
5753 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5755 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5757 2001-09-03 Richard Henderson <rth@redhat.com>
5759 * function.h (struct function): Add arg_pointer_save_area_init.
5760 * function.c (expand_function_end): Init arg_pointer_save_area.
5761 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5762 when called from a nested function.
5764 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5766 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5769 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5771 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5773 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5775 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5776 (emit_push_insn): Use specified padding direction when
5777 STACK_PUSH_CODE is POST_INC.
5779 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5781 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5783 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5785 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5787 * cppinit.c (cpp_start_read): Free the imacros list as we
5788 traverse it. Don't free the chains before returning.
5789 (_cpp_push_next_buffer): Only try pushing buffers if we've
5790 completed -imacros handling.
5792 2001-08-31 Eric Christopher <echristo@redhat.com>
5794 * gcc.c (handle_braces): Add explaination for abort.
5796 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5798 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5799 move adjustment of bitpos instead.
5801 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5803 * function.c: Remove all_functions. Make outer_function_chain
5805 (init_function_start): Don't add new function structure to
5807 (find_function_data, push_function_context_to,
5808 pop_function_context_from, put_var_into_stack,
5809 trampoline_address): Update for changed structure element names.
5810 (push_function_context_to): Disentangle.
5811 (free_after_compilation): Also free F.
5812 (expand_dummy_function_end): Don't free cfun here.
5813 (put_var_into_stack): Comment why we can't use find_function_data here.
5814 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5815 (mark_function_chain): Split into maybe_mark_struct_function and
5816 ggc_mark_struct_function. Export the latter.
5817 (init_function_once): Mark from cfun and outer_function_chain;
5820 * function.h (struct function): Kill next_global. Rename next
5821 to outer. All users updated to match.
5822 (all_functions, outer_function_chain): Don't declare.
5824 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5825 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5826 don't touch f->inlinable, after calling rest_of_compilation.
5828 * tree.h: Forward-declare struct function. Prototype
5829 ggc_mark_struct_function.
5831 2001-08-31 Kazu Hirata <kazu@hxi.com>
5833 * config/h8300/h8300.md (*andorhi3): Fix typos.
5835 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * calls.c (emit_library_call_value): Don't use a fixed
5838 argument after VA_CLOSE, i.e. out of scope in traditional C.
5840 * emit-rtl.c (gen_rtvec): Likewise.
5842 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5844 * Makefile.in (c-pragma.o): Depend on output.h.
5845 (reorg.o): Depend on except.h.
5847 * c-pragma.c: Include output.h.
5849 * reorg.c: Include except.h.
5851 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5853 2001-08-31 Richard Henderson <rth@redhat.com>
5855 * sched-deps.c (add_dependence): Don't elide dependency if the
5856 conditional used by insn is modified in elem.
5858 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5860 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5862 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5864 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5867 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5869 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5871 (stormy16_asm_out_constructor): New function.
5872 (TARGET_ASM_CONSTRUCTOR): Define.
5873 (TARGET_ASM_DESTRUCTOR): Define.
5875 2001-08-31 Andreas Jaeger <aj@suse.de>
5877 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5878 * loop.c (add_label_notes): Likewise.
5879 * reload.c (find_reloads): Likewise.
5880 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5882 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5884 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5885 code here. Take _Unwind_{W,Sw}ord*.
5886 (read_encoded_value_with_base): Use them.
5887 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5889 (extract_cie_info): Simplify read_?leb128 handling.
5890 (execute_stack_op, execute_cfa_program): Likewise.
5891 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5893 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5895 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5896 the frame pointer to pop the stack if convenient.
5898 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5899 Don't use post-increment before combine.
5900 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5901 a call-saved register.
5903 2001-08-31 Andreas Jaeger <aj@suse.de>
5905 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5908 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5910 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5911 not DIV/MOD, of course.
5913 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5915 * rtl.def: Undo my patch commited 2001-08-27.
5917 * genattrtab.c: Ditto.
5921 * sched-int.h: Ditto.
5923 * target-def.h: Ditto.
5927 * haifa-sched.c: Ditto.
5929 * sched-rgn.c: Ditto.
5931 * sched-vis.c: Ditto.
5933 * Makefile.in: Ditto.
5935 * doc/md.texi: Ditto.
5937 * doc/tm.texi: Ditto.
5939 * doc/contrib.texi: Ditto.
5941 * doc/gcc.texi: Ditto.
5943 * genattrtab.h: Remove it.
5945 * genautomata.c: Remove it.
5947 * genattr.c: Undo my patch and Richard Henderson's patch commited
5950 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5952 * config.gcc (h8300-*-elf*): New case.
5953 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5954 (SUBTARGET_CPP_SPEC): Define.
5955 (EXTRA_SPECS): Define.
5956 (SUBTARGET_EXTRA_SPECS): Define.
5957 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5958 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5960 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5962 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5963 (LIB2FUNCS_EXTRA): Define.
5964 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5965 config/h8300/fixunssfsi.c: New file.
5967 2001-08-30 Kazu Hirata <kazu@hxi.com>
5969 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5970 define_expand to accommodate target-specific attributes.
5971 (anonymous zero_extendqihi2 patterns): New.
5973 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5975 * h8300.md (*andorhi3): New pattern.
5977 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5979 * h8300.c (dosize): Fix test for "sub".
5981 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5983 * c-typeck.c (pointer_diff): Try to eliminate common term before
5986 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5988 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5989 Account for the saves of the FP registers.
5991 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5992 (TEXT_SECTION_ASM_OP): Define.
5993 (INIT_SECTION_ASM_OP): Define.
5994 (FINI_SECTION_ASM_OP): Define.
5995 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5996 (RDATA_SECTION_FUNCITON): Provide prototype.
5998 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6000 * reload1.c (move2add_note_store): Correct typo checking for
6003 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6005 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6006 note should not be considered outside the libcall block.
6008 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6012 2001-08-29 Kazu Hirata <kazu@hxi.com>
6014 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6016 2001-08-29 Kazu Hirata <kazu@hxi.com>
6018 * config/h8300/h8300-protos.h: Add a prototype for
6020 * config/h8300/h8300.c (emit_logical_op): New.
6021 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6028 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6030 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6031 comparison with rtx INTVAL.
6032 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6034 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6036 2001-08-29 Kazu Hirata <kazu@hxi.com>
6038 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6041 2001-08-29 Kazu Hirata <kazu@hxi.com>
6043 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6044 (reg n) to (mem (pre_dec (reg n))
6045 (anonymous movsi pattern): Likewise.
6047 2001-08-29 Kazu Hirata <kazu@hxi.com>
6049 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6051 2001-08-29 Kazu Hirata <kazu@hxi.com>
6053 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6054 several special constants.
6056 2001-08-29 Kazu Hirata <kazu@hxi.com>
6058 * config/h8300/lib1funcs.asm: Fix comment typos.
6060 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6063 Fix format specifier warnings.
6065 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6066 inet_makeaddr, semctl): Prototype.
6068 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6069 (save_restore_insns): Use base_offset, not gp_offset.
6071 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6072 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6074 2001-08-29 Richard Henderson <rth@redhat.com>
6076 * bb-reorder.c (function_tail_eff_head): New.
6077 (record_effective_endpoints): Set it.
6078 (fixup_reorder_chain): Use it.
6080 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6082 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6084 2001-08-28 Dale Johannesen <dalej@apple.com>
6086 * config/darwin.c (machopic_function_base_name): Add const
6087 qualifier to a string.
6088 (darwin_encode_section_info): Ditto.
6090 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6092 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6093 function definition.
6095 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6097 * df.h (struct df): Add rts_order variable.
6099 * df.c (df_visit_next_rts): New function.
6100 (df_visit_next): Renamed to df_visit_next_rc
6101 (df_analyse_1): Allocate/compute/free rts_order as well.
6102 (df_rd_global_compute): Use df_visit_next_rc instead of
6104 (df_ru_global_compute): Use df_visit_next_rts instead of
6107 * flow.c (flow_reverse_top_sort_order_compute): New function.
6109 * basic-block.h: Add prototype.
6111 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6113 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6114 blocks, the BB_REACHABLE is now set, rather than aux being
6115 non-NULL. Update the test to reflect this.
6117 2001-08-28 Eric Christopher <echristo@redhat.com>
6119 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6120 config/mips/crti.asm: Ditto.
6122 2001-08-28 Eric Christopher <echristo@redhat.com>
6123 Richard Henderson <rth@redhat.com>
6125 * c-pragma.h (add_weak): Move prototype from here...
6126 * output.h (add_weak): ... to here.
6127 * varasm.c (add_weak): Fix typo.
6128 * config/mips/crti.asm: New file.
6129 * config/mips/crtn.asm: Ditto.
6130 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6131 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6132 (INVOKE__main): Ditto.
6133 (INIT_SECTION_ASM_OP): New.
6134 (FINI_SECTION_ASM_OP): Ditto.
6135 (STARTFILE_SPEC): Add crti.
6136 (ENDFILE_SPEC): Add crtn.
6137 * config/mips/elf64.h: Same.
6138 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6140 * config/mips/vxworks.h: Ditto.
6141 * config/mips/t-elf: Support crti and crtn.
6143 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6145 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6148 2001-08-28 Richard Henderson <rth@redhat.com>
6150 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6151 (one_cmplbi2 splitter): Remove redundant test.
6153 2001-08-28 Dale Johannesen <dalej@apple.com>
6155 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6157 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6159 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6161 2001-08-28 Stan Shebs <shebs@apple.com>
6163 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6164 (UNALIGNED_SHORT_ASM_OP): Define.
6165 (UNALIGNED_INT_ASM_OP): Define.
6167 2001-08-28 Will Cohen <wcohen@redhat.com>
6169 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6170 generation for first set.
6172 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6174 * flow.c (redirect_edge_succ_nodup): Return new edge.
6175 (try_simplify_condjump): Use new edge.
6176 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6178 * cse.c (cse_basic_block): Skip note instructions.
6180 2001-08-27 Richard Henderson <rth@redhat.com>
6182 * combine.c (combine_simplify_rtx): Don't reverse condition
6183 if there is no reverse for the condition.
6184 (simplify_comparison): Don't simplify subregs from INT to FP.
6186 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6187 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6188 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6189 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6190 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6191 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6193 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6195 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6196 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6198 (adddi_dilshr32, adddi_dishl32): Only data register can be
6199 source for mem destination.
6201 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6202 and use bitnum to decide about register move.
6204 2001-08-27 Richard Henderson <rth@redhat.com>
6206 * genattr.c (main): Emit state_t even when not doing scheduling.
6208 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6209 Richard Henderson <rth@redhat.com>
6211 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6212 (reg_avail_info, current_bb): ... these.
6213 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6214 (compute_hash_table): Likewise.
6216 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6218 * flow.c (verify_flow_info): Use checksums to verify edges.
6220 2001-08-27 Richard Henderson <rth@redhat.com>
6222 * genautomata.c (expand_automata): Always create a description.
6224 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6226 * optabs.c (expand_binop): Correctly handle the carry in multiword
6227 add/subtract operations.
6229 2001-08-27 Fred Fish <fnf@be.com>
6231 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6234 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6236 * reload.c (find_reloads_toplev): Back out this change:
6238 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6240 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6241 mem if the address is a mode_dependent_address_p.
6243 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6245 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6246 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6247 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6250 * genattr.c (main): New variable num_insn_reservations. Increase
6251 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6252 pipeline hazard recognizer interface.
6254 * genattrtab.h: New file.
6256 * genattrtab.c: Include genattrtab.h.
6257 (attr_printf, check_attr_test, make_internal_attr,
6258 make_numeric_value): Move protypes into genattrtab.h. Define them
6260 (num_dfa_decls): New global variable.
6261 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6262 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6263 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6264 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6266 * genautomata.c: New file.
6268 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6270 * sched-int.h: (curr_state): Add the external definition for
6271 automaton pipeline interface.
6272 (haifa_insn_data): Add comments for members blockage and units.
6274 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6275 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6276 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6277 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6278 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6279 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6280 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6282 (TARGET_SCHED): Use the new macros.
6284 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6285 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6286 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6287 dfa_bubble): New members in gcc_target.sched.
6289 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6290 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6291 (insn_queue): Redefine it as pointer to array.
6292 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6294 (max_insn_queue_index_macro_value): New variable.
6295 (curr_state, dfa_state_size, ready_try): New varaibles for
6296 automaton interface.
6297 (ready_element, ready_remove, max_issue): New function prototypes
6298 for automaton interface.
6299 (choose_ready): New function prototype.
6300 (insn_unit, blockage_range): Add comments.
6301 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6302 FUNCTION_UNITS_SIZE == 0.
6303 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6304 actual_hazard, potential_hazard): Add comments.
6305 (insn_cost): Use cost -1 as undefined value. Remove
6306 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6308 (ready_element, ready_remove): New functions for automaton
6310 (schedule_insn): Add new code for automaton pipeline interface.
6311 (queue_to_ready): Add new code for automaton pipeline interface.
6312 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6313 (debug_ready_list): Print newline when the queue is empty.
6314 (max_issue): New function for automaton pipeline interface.
6315 (choose_ready): New function.
6316 (schedule_block): Add new code for automaton pipeline interface.
6317 Print ready list before scheduling each insn.
6318 (sched_init): Add new code for automaton pipeline interface.
6319 Initiate insn cost by -1.
6320 (sched_finish): Free the current automaton state and finalize
6321 automaton pipeline interface.
6323 * sched-rgn.c: Include target.h.
6324 (init_ready_list, new_ready, debug_dependencies): Add new code for
6325 automaton pipeline interface.
6327 * sched-vis.c: Include target.h.
6328 (get_visual_tbl_length): Add code for automaton interface.
6329 (target_units, print_block_visualization): Add comments.
6331 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6332 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6333 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6334 (getruntime.o, genautomata.o): New entries.
6335 (genattrtab.o): Add new dependency file genattrtab.h.
6336 (genattrtab): Add new dependencies. Link it with `libm.a'.
6337 (getruntime.o, hashtab.o): New entries for canadian cross.
6339 * doc/md.texi: Description of automaton based model.
6341 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6343 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6344 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6345 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6346 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6347 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6348 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6349 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6351 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6352 MAX_DFA_ISSUE_RATE): New macro descriptions.
6354 * doc/contrib.texi: Add dfa based scheduler contribution.
6356 * doc/gcc.texi: Add more information about genattrtab.
6358 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6360 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6363 2001-08-27 Richard Henderson <rth@redhat.com>
6365 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6366 (get_arg_pointer_save_area): New. Create an init it here.
6367 (fix_lexical_addr): Use it.
6368 * function.h: Declare it.
6369 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6370 * stmt.c (expand_nl_goto_receiver): Use it.
6372 2001-08-27 Richard Henderson <rth@redhat.com>
6374 * final.c (final_scan_insn): Don't enter APP_ON mode for
6377 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6378 alignment for assemble_integer for DW_EH_PE_aligned.
6379 * except.c (output_function_exception_table): Likewise.
6381 2001-08-26 Andreas Jaeger <aj@suse.de>
6383 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6385 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6387 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6389 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6391 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6393 (mask64_operand): Likewise.
6394 (rldic_operand): Delete.
6395 (includes_lshift64_p): Delete.
6396 (includes_rldic_lshift_p): New function.
6397 (includes_rldicr_lshift_p): New function.
6398 (print_operand): Don't call rldic_operand in case 'W'.
6399 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6400 (includes_lshift64_p): Remove.
6401 (includes_rldic_lshift_p): Declare.
6402 (includes_rldicr_lshift_p): Declare.
6403 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6404 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6405 Replace match_operand rldic_operand predicate with
6406 const_int_operand. Replace includes_lshift64_p condition with
6407 includes_rldic_lshift_p.
6408 <ashldi3_internal 64 bit rldicr patterns>: New.
6410 2001-08-27 Andreas Jaeger <aj@suse.de>
6412 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6413 * errors.c: Likewise.
6414 * final.c: Likewise.
6415 * dwarf2asm.c: Likewise.
6416 * doprint.c (checkit): Likewise.
6417 * diagnostic.c: Likewise.
6418 * collect2.c: Likewise.
6419 * calls.c: Likewise.
6420 * c-semantics.c (build_stmt): Likewise.
6421 * c-format.c (status_warning): Likewise.
6422 * c-errors.c (pedwarn_c99): Likewise.
6423 * builtins.c (validate_arglist): Likewise.
6424 * config/pj/pj.c (pj_printf): Likewise.
6425 * fix-header.c: Likewise.
6427 * gcov.c (fnotice): Likewise.
6428 * gensupport.c (message_with_line): Likewise.
6429 * mips-tfile.c: Likewise.
6430 * protoize.c (notice): Likewise.
6431 * read-rtl.c (fatal_with_file_and_line): Likewise.
6432 * rtl-error.c: Likewise.
6433 * tradcpp.c: Likewise.
6435 * cp/tree.c (build_min_nt): Likewise.
6436 (build_min): Likewise.
6437 * cp/lex.c: Likewise.
6438 * cp/errfn.c: Likewise.
6439 * cp/rtti.c (create_pseudo_type_info): Likewise.
6441 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6443 * df.c (df_uses_record): Return after recording all uses
6446 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6448 * df.c (df_insn_modify): Realloc the INSN table here, if
6449 necessary, here, too.
6451 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6453 * config/mips/mips.c (mips_function_value): Handle complex return
6456 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6458 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6460 * reload.c (make_memloc): Copy result if it is still
6461 reg_equiv_memory_loc[regno] on return.
6462 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6463 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6464 reg_equiv_mem are modified by the substitutions.
6466 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6468 * predict.c (expensive_function_p): New.
6469 * rtl.h (expensive_function_p): Declare.
6470 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6471 (use_fast_prologue_epilogue): New static variable.
6472 (expand_prologue): Set it; emit short prologues if unset.
6473 (expand_epilogue): Likewise.
6475 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6477 * config.gcc: Add stormy16-*-elf case.
6478 * config/stormy16/stormy-abi: New file.
6479 * config/stormy16/stormy16-lib2.c: New file.
6480 * config/stormy16/stormy16-protos.h: New file.
6481 * config/stormy16/stormy16.c: New file.
6482 * config/stormy16/stormy16.h: New file.
6483 * config/stormy16/stormy16.md: New file.
6484 * config/stormy16/t-stormy16: New file.
6486 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6488 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6490 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6492 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6493 descriptor members are pointer size, not constant 4.
6494 * config/rs6000/rs6000.md (define_splits): Remove more unused
6497 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6499 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6501 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6503 * cp/rtti.c (VPARAMS): Fix parameter.
6505 2001-08-24 Zack Weinberg <zackw@panix.com>
6507 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6509 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6511 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6512 in if controlling use of insv.
6513 (extract_bit_field): Likewise, for extv and extzv.
6515 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6517 * i386.md (movcc peep2): Fix load of 0.
6519 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6521 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6522 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6524 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6526 * c-pragma.h: Move weak_syms and weak_decls...
6527 * varasm.c: ...here. Now static.
6528 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6529 depend on HANDLE_PRAGMA_WEAK.
6531 * c-common.c (c_alignof, c_alignof_expr): Move here...
6532 * c-typeck.c: ...from here.
6533 * c-tree.h, c-common.h: Adjust.
6535 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6537 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6538 instead of incrementing it.
6540 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6541 asm ready, don't try to move them all into the same array element.
6543 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6545 * function.c (thread_prologue_and_epilogue_insns): Avoid
6546 fallthru flag on edge to exit.
6548 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6550 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6553 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6555 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6556 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6557 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6560 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6562 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6563 replace "GNU CC" with "GCC".
6565 2001-08-23 Richard Henderson <rth@redhat.com>
6567 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6568 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6569 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6570 Need GR between FR and not GR_AND_FR.
6571 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6572 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6573 AR regs before GR regs.
6574 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6575 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6576 (REGISTER_MOVE_COST): Update.
6577 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6579 2001-08-23 Richard Henderson <rth@redhat.com>
6581 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6584 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6586 * reload1.c (emit_reload_insns): Don't look for notes
6587 on a NULL store_insn.
6589 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6591 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6592 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6593 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6594 format specifier warnings.
6595 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6597 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6599 * config/i386/i386-protos.h: Correct declaration of
6600 i386_pe_asm_named_section.
6602 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6604 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6606 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6608 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6610 * cpperror.c (print_location): Don't show _Pragma.
6611 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6612 and file change callback generation here.
6613 (stack_include_file): Update use of cpp_push_buffer.
6614 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6615 (struct cpp_buffer): Remove type, pfile members.
6616 * cppinit.c (cpp_handle_option): Use free_chain.
6617 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6618 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6619 a cpp_reader rather than a cpp_buffer.
6620 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6621 skip_line_comment, parse_string, lex_percent, lex_dot,
6622 _cpp_lex_token): Update accordingly.
6623 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6625 (cpp_push_buffer): Update prototype.
6626 (run_directive): Update use of cpp_push_buffer.
6627 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6628 handle_assertion): Update use of run_directive.
6629 * cpplib.h (enum cpp_buffer_type): Remove.
6630 (cpp_push_buffer): Update prototype.
6631 * fix-header.c (read_scan_file): Update.
6633 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6635 * gcc.c (struct prefix_list): Change prefix to const char *.
6637 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6639 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6641 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6643 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6646 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6649 * ifcvt.c (dead_or_predicable): Adjust.
6650 * loop.c (find_and_verify_loops): Adjust.
6651 * stmt.c (expand_end_case): Adjust.
6652 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6653 head and end insn pointers in the basic block, not just local copies.
6654 (merge_blocks_move_predecessor_nojumps): Likewise.
6656 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6658 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6659 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6660 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6661 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6662 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6663 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6664 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6665 conditions.h, config.gcc, configure.frag, configure.in,
6666 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6667 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6668 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6669 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6670 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6671 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6672 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6673 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6674 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6675 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6676 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6677 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6678 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6679 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6680 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6681 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6682 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6683 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6684 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6685 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6686 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6687 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6688 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6689 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6690 params.h, predict.c, predict.def, predict.h, prefix.c,
6691 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6692 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6693 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6694 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6695 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6696 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6697 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6698 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6699 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6700 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6701 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6702 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6703 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6704 xcoffout.h: replace "GNU CC" with "GCC".
6706 2001-08-21 Richard Henderson <rth@redhat.com>
6708 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6709 (final_scan_insn): Consider jump tables data even if we have no
6710 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6712 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6713 (ASM_OUTPUT_CASE_END): Remove.
6714 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6715 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6716 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6718 2001-08-21 Richard Henderson <rth@redhat.com>
6720 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6721 at barrier insns. Emit stop bits before barriers.
6723 * flow.c (flow_find_cross_jump): Don't consider unconditional
6724 return insns for commoning.
6726 * final.c (compute_alignments): Fix typo.
6728 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6729 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6730 (store_bit_field): Use mode_for_extraction more places.
6731 (extract_bit_field): Likewise.
6733 2001-08-21 Zack Weinberg <zackw@panix.com>
6735 * caller-save.c: Don't include insn-codes.h.
6736 (reg_save_code, reg_restore_code): Make arrays of int.
6737 All uses updated to match.
6738 (insert_save, insert_restore): No need to initialize "code"
6739 variable upon declaration.
6740 * Makefile.in: update dependencies; fix typo in clean rule.
6742 2001-08-21 Richard Henderson <rth@redhat.com>
6744 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6745 (merge_if_block): Handle fallout from same.
6747 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6749 * builtins.c (type_to_class): Fix typo in last change.
6751 2001-08-21 Richard Henderson <rth@redhat.com>
6753 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6754 ia64_asm_output_label.
6756 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6757 copy of gp while the real gp register contains garbage.
6759 2001-08-21 Zack Weinberg <zackw@panix.com>
6761 * expmed.c (mode_for_extraction): New function.
6762 (store_bit_field, extract_bit_field): Use it.
6763 * expr.h: Prototype it and provide an enum for its first argument.
6765 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6766 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6767 and digging through the insn_data tables.
6768 * Makefile.in: Update dependencies.
6770 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6772 * cppfiles.c (stack_include_file): line-map.c now handles include
6774 (handle_missing_handler): Similarly.
6775 (_cpp_execute_include): Similarly.
6776 (_cpp_pop_file_buffer): Similarly.
6777 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6778 buffer_stack_depth and include_depth.
6779 * cpplib.c (do_include_common): line-map.c now handles include depth.
6780 (cpp_push_buffer): Similarly.
6781 (_cpp_pop_buffer): Similarly.
6782 * cppmacro.c (builtin_macro): Update.
6783 * line-map.c (init_line_maps): Set depth.
6784 (add_line_map): Increment "used" earlier. Update and use the
6786 (trace_include): Use the include depth.
6787 * line-map.h (struct line_maps): New member depth.
6789 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6791 * cppfiles.c (stack_include_file): Don't handle -H here.
6792 * cppinit.c (cpp_start_read): Set include tracing after
6793 cpp_post_options and after stacking the main file.
6794 * line-map.c (trace_include): New.
6795 (init_line_maps, add_line_map): Update.
6796 * line-map.h (struct line_maps): New member trace_includes.
6798 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6800 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6801 * cppfiles.c (stack_include_file): Only stack a file if there
6802 is something to do. Return a boolean indicating whether a
6803 buffer was stacked or not.
6804 (_cpp_execute_include): Similarly.
6805 (_cpp_read_file): Similarly.
6806 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6808 2001-08-21 Sam Steingold <sds@gnu.org>
6810 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6811 (RECACHE): keep obufp_before_macroname up to date
6813 2001-08-21 Zack Weinberg <zackw@panix.com>
6815 * stmt.c: Don't include insn-codes.h.
6816 (expand_end_case): Machine specific logic moved to expr.c.
6817 No need to worry about __builtin_classify_type.
6818 (check_for_full_enumeration_handling, emit_case_nodes):
6821 * builtins.o (expand_builtin_classify_type): Split up so code
6822 can be shared with fold_builtin_classify_type.
6823 (type_to_class, fold_builtin_classify_type): New functions.
6824 (fold_builtins): Handle __builtin_classify_type.
6826 * expr.c (do_tablejump): Now static.
6827 (case_values_threshold, try_casesi, try_tablejump): New;
6828 code mostly from stmt.c (expand_end_case).
6829 (expr.h): Update prototypes.
6831 * Makefile.in (stmt.o): Update dependencies.
6833 2001-08-21 Will Cohen <wcohen@redhat.com>
6835 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6836 declaration of variable i.
6837 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6838 declaration of variable i.
6840 2001-08-21 Richard Henderson <rth@redhat.com>
6842 * crtstuff.c: Fix thinko last change. Move list tails to start
6843 of CRT_END section. Tidy ifdefs.
6844 (__EH_FRAME_BEGIN__): Always static for ELF.
6845 (__do_global_ctors_1): Rename from __frame_dummy.
6846 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6847 name change; don't hide __EH_FRAME_BEGIN__.
6849 2001-08-21 Richard Henderson <rth@redhat.com>
6851 * gdbinit.in: Move break on exit after break on fancy_abort.
6853 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6856 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6858 * cpphash.h (_cpp_push_next_buffer): New.
6859 * cppinit.c (do_includes): Remove.
6860 (push_include, free_chain, _cpp_push_next_buffer): New.
6861 (cpp_start_read): Use them to rework command line option handling.
6862 (cpp_handle_option): Combine handling of -include and -imacros.
6863 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6864 appropriate. Always insert missing \n at EOF.
6865 * cpplib.c (start_directive): Get the directive position right.
6866 * cppmain.c (cb_file_change): Always print the first line, unless
6869 2001-08-20 Andreas Jaeger <aj@suse.de>
6871 * profile.c (compute_branch_probabilities): Remove extra new-line
6873 * flow.c (verify_flow_info): Likewise.
6875 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6877 * basic-block.h (basic_block): Add new field 'flags'.
6878 (BB_REACHABLE): Define.
6879 (expunge_block): Declare.
6880 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6881 (EXIT_BLOCK_PTR): Ditto.
6882 (expunge_block): Remove static declaration.
6883 (cleanup_cfg): Clear bb->aux on every basic block.
6884 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6885 computing reachability.
6886 (delete_unreachable_blocks): Delete block b if b->flags has
6889 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6891 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6893 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6895 * sparc.c (sparc_variable_issue): Fix typo in last change.
6897 2001-08-20 Richard Henderson <rth@redhat.com>
6899 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6901 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6903 * pa.h (RETURN_IN_MEMORY): Improve comment.
6905 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6907 * doc/invoke.texi (Profiling options): Clarify the interactions
6908 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6910 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6912 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6915 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6917 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6920 2001-08-20 Richard Henderson <rth@redhat.com>
6922 * final.c (end_final): Fix typo last change.
6924 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6926 * cppinit.c (init_standard_includes): The returned buffer
6927 is already malloc-ed.
6928 * gcc.c (add_prefix): Similarly.
6929 * prefix.c (translate_name): Update to support clear buffer
6931 (update_path): Similarly. Be sure to free any newly allocated
6932 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6934 * prefix.h (update_path): Update prototype and document.
6935 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6936 up and update to new buffer ownership rules.
6937 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6939 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6941 * final.c (compute_alignments): New function.
6942 (init_insn_lengths): Do not care label_align.
6943 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6944 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6945 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6946 (shorted_branches): Realloc label_align array; do
6947 not call init_insn_lengths; Do not care about loop alignments.
6948 * output.h (compute_alignments): Declare.
6949 * toplev.c (rest_of_compilation): Call compute_alignments.
6950 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6952 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6953 change visited to tovisit.
6954 (propagate_freq): Use faster traversing algorithm.
6955 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6956 to tovisit; reverse meaning.
6958 * predict.c (struct block_info_def): Remove nvisited.
6959 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6960 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6962 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6964 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6965 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6966 (TARGET_FUSED_MADD): New.
6967 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6968 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6969 the multiply-add instructions.
6971 2001-08-19 Richard Henderson <rth@redhat.com>
6973 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6974 is aligned to pointer size.
6976 2001-08-19 Richard Henderson <rth@redhat.com>
6978 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6979 display markers during final schedule.
6981 2001-08-19 Richard Henderson <rth@redhat.com>
6983 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6985 2001-08-19 Richard Henderson <rth@redhat.com>
6987 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6989 (ASM_NAME_TO_STRING): Remove.
6990 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6991 in the same string. Remove support for expressions.
6993 2001-08-19 Richard Henderson <rth@redhat.com>
6995 * config/i386/i386.md (tablejump): Make an expander; handle
6996 pic relative addressing here.
6997 (tablejump_1): Rename from tablejump_pic.
7000 2001-08-19 Richard Henderson <rth@redhat.com>
7002 * regclass.c (fix_register): Fix typo.
7004 2001-08-18 Richard Henderson <rth@redhat.com>
7006 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7007 (struct _Unwind_Context): Expand br_loc to hold it.
7008 (uw_frame_state_for): Handle leaf functions better.
7009 (uw_update_reg_address): Update for br_loc change.
7011 2001-08-18 Richard Henderson <rth@redhat.com>
7013 * crtstuff.c: Move list heads before code that uses them.
7014 (__JCR_LIST__): Remove initial null.
7015 (frame_dummy, __frame_dummy): Do java registration here ...
7016 (__do_global_ctors_aux): ... not here.
7018 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7019 (__do_global_dtors_aux): Update to match.
7020 (__JCR_LIST__, __do_jv_register_classes): New.
7022 * config/ia64/crtend.asm (__JCR_END__): New.
7023 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7024 instead of an indirect LTOFF22 reloc.
7026 2001-08-18 Richard Henderson <rth@redhat.com>
7028 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7029 * regclass.c (init_reg_sets_1): Fix typo.
7030 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7031 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7032 (ia64_compute_frame_size): Make ar.unat live when in use.
7033 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7034 for ar.pfs; remove ar.unat handling.
7035 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7037 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7038 * config/ia64/ia64-protos.h: Update decls.
7039 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7040 (sibcall_pic): Likewise.
7042 2001-08-18 Richard Henderson <rth@redhat.com>
7044 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7045 pred_rel_mutex when searching for insn_group_barrier.
7046 * config/ia64/ia64.md (cycle_display): Combine the expander
7049 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7050 bit before asm as needed.
7052 2001-08-18 Richard Henderson <rth@redhat.com>
7054 * timevar.def (TV_MACH_DEP): New.
7055 * toplev.c (rest_of_compilation): Use it.
7056 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7058 2001-08-18 Zack Weinberg <zackw@panix.com>
7060 * unwind-dw2.c (execute_stack_op): Add default aborts to
7061 the inner switches to prevent warnings.
7063 2001-08-18 Richard Henderson <rth@redhat.com>
7065 * timevar.h (struct timevar_time_def): Change element type to float.
7066 (ticks_to_msec, clocks_to_msec): Likewise.
7067 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7068 (get_time): Likewise.
7069 (timevar_print): Adjust zero check and printing to match.
7071 2001-08-18 Zack Weinberg <zackw@panix.com>
7073 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7074 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7075 Eliminate overfull or underfull hboxes.
7077 2001-08-18 Zack Weinberg <zackw@panix.com>
7079 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7081 2001-08-18 Zack Weinberg <zackw@panix.com>
7083 * haifa-sched.c: Convert to target hooks. Macros replaced
7084 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7085 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7086 MD_SCHED_FINISH, and HAVE_cycle_display.
7087 * target-def.h (TARGET_SCHED_ADJUST_COST,
7088 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7089 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7090 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7091 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7092 New hook #defines to be overridden.
7093 (TARGET_SCHED): Bring them all together.
7094 (TARGET_INITIALIZER): Update.
7095 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7096 instead of 'struct rtx_def *' throughout.
7097 (struct sched): New set of hooks for the scheduler.
7098 * Makefile.in (haifa-sched.o): Depend on target.h.
7099 * doc/tm.texi: Document the new scheduler hooks, together in
7100 their own section, instead of scattered around.
7101 Fix a bunch of underfull/overfull hboxes.
7103 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7104 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7105 sparc.h: Don't define any of the old scheduler macros.
7107 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7108 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7109 sparc.c: Create hook functions from code extracted from
7110 corresponding target header, or make existing hooks static, as
7111 appropriate. Set the appropriate entries in targetm.
7113 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7114 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7115 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7116 Remove prototypes for functions which are now static.
7118 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7119 related gunk; the Haifa scheduler is now the only choice.
7121 2001-08-18 Zack Weinberg <zackw@panix.com>
7123 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7124 * genopinit.c: Put floating point divide insns in sdiv_optab.
7125 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7126 * config/gofast.h, config/c4x/c4x.h,
7127 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7128 config/pa/long_double.h, config/rs6000/sysv4.h,
7129 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7130 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7131 (init_optabs): Use init_optabv for overflow-trapping optabs.
7132 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7133 cmp_optab RTX codes so have_insn_for can find them.
7135 * optabs.c (expand_simple_binop, expand_simple_unop,
7136 have_insn_for, gen_sub3_insn): New interfaces.
7137 * expr.h: Prototype new functions.
7138 (enum optab_methods): Move here from optabs.h.
7140 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7141 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7142 Use new functions instead of working directly with optabs.
7143 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7144 unroll.c: Don't include optabs.h.
7145 * caller-save.c, combine.c, function.c, stmt.c: Just include
7146 insn-codes.h, not optabs.h.
7147 * Makefile.in: Update dependencies.
7149 * combine.c (make_compound_operation, simplify_comparison):
7150 Fix typos testing for this or that instruction.
7152 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7154 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7155 generating libgcc.a.
7157 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7159 * except.c (TYPE_HASH): Delete.
7161 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7164 * tree.c (TYPE_HASH): Delete.
7166 * tree.h (TYPE_HASH): Define.
7168 2001-08-18 Graham Stott <grahams@redhat.com>
7170 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7172 (adddi3_internal_2+2): Likewise.
7173 (eh_set_lr_di+1): Likewise.
7175 2001-08-17 Richard Henderson <rth@redhat.com>
7177 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7178 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7179 * dwarf2asm.c: ... here.
7180 * dwarfout.c: Remove them.
7182 * varasm.c (assemble_integer): Add align parameter.
7183 (assemble_real, output_constant, output_constructor): Likewise.
7184 * output.h: Update decls.
7185 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7186 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7187 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7188 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7189 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7192 * final.c (end_final): Abort profile block generation if we
7193 havn't layed it out properly.
7194 * output.h (assemble_eh_integer): Remove stale decl.
7195 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7197 (assemble_integer): Handle unaligned data.
7198 (assemble_real): Abort on unaligned data.
7199 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7201 (default_dtor_section_asm_out_destructor): Use assemble_align.
7202 (default_named_section_asm_out_constructor): Likewise.
7203 (default_ctor_section_asm_out_constructor): Likewise.
7204 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7205 (machopic_asm_out_destructor): Likewise.
7206 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7207 (nextstep_asm_out_destructor): Likewise.
7208 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7209 (vms_asm_out_destructor): Likewise.
7211 2001-08-17 Richard Henderson <rth@redhat.com>
7213 * config/mips/iris6.h (TARGET_IRIX6): New.
7214 (current_section_name, current_section_flags): New.
7215 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7216 (MAX_OFILE_ALIGNMENT): New.
7217 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7218 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7219 (copy_file_data): Split out from
7220 (mips_asm_file_end): ... here.
7221 (mips_asm_file_start): Remove extra .section directive. Use
7222 tmpfile instead of mips_make_temp_file.
7223 (mips_unique_section): Use const char * as needed for warnings.
7224 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7225 re-add align parameter.
7226 (iris6_asm_named_section): New.
7227 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7228 (iris6_asm_output_align, iris6_section_align_1): New.
7229 (iris6_asm_file_start, iris6_asm_file_end): New.
7230 * config/mips/mips-protos.h: Update decls.
7232 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7234 * doc/install.texi (Install GCC): Add links to build status pages.
7236 (Final install): Ditto; request updates for specific info
7238 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7240 * cpperror.c (print_location): Don't take a file name; use the
7242 (_cpp_begin_message): Similarly.
7243 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7244 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7245 (cpp_pedwarn_with_file_and_line): Remove.
7246 * cppfiles.c (stack_include_file): Update; set filename to stdin
7247 here when appropriate.
7248 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7249 (_cpp_begin_message): Don't take a file name.
7250 * cppinit.c: Add comment.
7251 * cpplex.c: Fix end-of-directive indicator.
7252 * cpplib.c: Don't include intl.h.
7253 (run_directive, do_diagnostic): Update.
7254 (do_line): Update to not use nominal_fname.
7255 (cpp_push_buffer): Don't take a filename.
7256 * cpplib.h (struct ht): Remove.
7257 (cpp_push_buffer): Don't take a filename.
7258 (cpp_pedwarn_with_file_and_line): Remove.
7259 * cppmacro.c (struct cpp_macro): Remove file.
7260 (builtin_macro): Update.
7261 (_cpp_create_definition): Update.
7262 * cppmain.c: Correct comment.
7263 * fix-header.c (read_scan_file): Update.
7265 2001-08-17 Kazu Hirata <kazu@hxi.com>
7267 * sbitmap.c: Fix comment formatting.
7268 * sched-deps.c: Likewise.
7269 * sibcall.c: Likewise.
7270 * simplify-rtx.c: Likewise.
7272 * ssa-ccp.c: Likewise.
7273 * stor-layout.c: Likewise.
7274 * timevar.c: Likewise.
7275 * toplev.c: Likewise.
7276 * unwind-dw2.c: Likewise.
7277 * unwind-dw2-fde.c: Likewise.
7278 * varasm.c: Likewise.
7280 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7282 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7283 or larger than an integer in memory.
7285 2001-08-17 Zack Weinberg <zackw@panix.com>
7287 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7288 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7289 * rtl.h: Don't forward-declare union tree_node here. Don't
7290 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7291 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7292 and tree respectively.
7293 * tree.h: Don't forward-declare struct rtx_def here. Don't
7294 typedef tree here. Change all uses of struct rtx_def *,
7295 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7296 and tree respectively.
7298 2001-08-17 Richard Henderson <rth@redhat.com>
7300 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7301 config/mips/openbsd.h: Fix typos last change.
7303 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7305 * doc/invoke.texi (Optimize Options): The default for
7306 -finline-limit is 600.
7308 2001-08-17 Richard Henderson <rth@redhat.com>
7310 * varasm.c (text_section): Allow TEXT_SECTION to override the
7311 printing of TEXT_SECTION_ASM_OP.
7312 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7313 (DATA_SECTION, BSS_SECTION): Remove.
7314 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7315 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7316 Rename from s/_NAME//.
7317 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7318 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7319 (TEXT_SECTION): ... here. New.
7320 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7321 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7322 * config/mips/openbsd.h: Likewise.
7323 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7324 (mips_asm_file_end): Likewise test.
7325 (mips_output_function_epilogue): Likewise. Switch back to data
7326 section after emitting the function.
7328 * doc/tm.texi (Sections): Document TEXT_SECTION.
7330 2001-08-17 Richard Henderson <rth@redhat.com>
7332 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7333 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7335 2001-08-17 Richard Henderson <rth@redhat.com>
7337 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7338 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7339 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7340 Add aligned attribute.
7342 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7344 * config/sh/sh.md: Add modes to unspecs in first insn to match
7345 those in the second.
7347 * Makefile.in: Fix collect2 copy for Cygwin.
7349 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7351 Install the proper patch.
7352 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7353 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7354 (expand_function_start): Likewise.
7355 * stmt.c (expand_decl): Likewise.
7356 * varasm.c (make_decl_rtx): Likewise.
7358 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7360 * final.c: Undo my previous accidental checkin.
7361 * output.h: Likewise.
7362 * tm.texi: Likewise.
7364 2001-08-16 Richard Henderson <rth@redhat.com>
7366 * varasm.c (named_section_flags): Remove align parameter.
7367 * varasm.c, dwarf2out.c: Update all callers.
7368 * output.h: Update prototypes.
7370 * target.h (target.asm_out.named_section): Remove align parameter.
7371 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7372 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7373 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7374 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7375 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7377 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7378 (get_named_section_flags, set_named_section_flags): New.
7379 (named_section_flags): Use them.
7380 (named_section): Do decl vs section flags check here...
7381 (default_section_type_flags): ... not here.
7382 (init_varasm_once): Create in_named_htab.
7383 (resolve_unique_section): Mark reloc unused.
7385 2001-08-16 Richard Henderson <rth@redhat.com>
7387 * varasm.c (force_const_mem): Keep pool alignment in bits.
7388 (output_constant_pool): Use assemble_align.
7390 2001-08-16 Zack Weinberg <zackw@panix.com>
7392 * doc/tm.texi: Remove extra @table command.
7394 2001-08-16 Zack Weinberg <zackw@panix.com>
7396 * final.c (shorten_branches): Clear the end of the label_align
7397 array only if we made it larger. Break up messy expressions
7400 * diagnostic.c (internal_error): Check for error recursion
7401 before doing ICE suppression.
7403 * timevar.c: Timing variables now count in milliseconds.
7404 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7405 (get_time): Not here.
7406 (timevar_print): Don't print any timer whose user, cpu, and
7407 wall times are all zero as displayed.
7408 * timevar.h: Update comment aboout units. Make timevar
7411 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7413 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7414 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7415 (expand_function_start): Likewise.
7416 * stmt.c (expand_decl): Likewise.
7417 * varasm.c (make_decl_rtx): Likewise.
7419 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7421 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7422 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7424 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7426 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7429 2001-08-16 Andreas Jaeger <aj@suse.de>
7431 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7434 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7436 * rtl.h (only_sets_cc0_p): New prototype.
7437 * jump.c (sets_cc0_p): Handle INSN.
7438 (only_sets_cc0_p): New function.
7439 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7440 (tidy_fallthru_edge): Likewise.
7441 * integrate.c (copy_insn_list): Likewise.
7442 * unroll.c (unroll_loop): Likewise.
7443 (copy_loop_body): Likewise.
7445 2001-08-15 Jason Eckhardt <jle@redhat.com>
7447 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7449 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7451 * predict.c (struct block_info_def): Remove nvisited.
7452 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7453 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7455 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7456 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7459 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7461 * predict.def: Update hitrates.
7463 2001-08-15 Richard Henderson <rth@redhat.com>
7465 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7467 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7469 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7470 note from its associated jump.
7472 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7474 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7475 also on 64-bit s390x targets.
7477 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7479 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7481 (arm_expand_prologue): Handled nested functions which take a
7482 variable argument list.
7483 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7484 macro with an invocation of
7485 arm_compute_initial_elimination_offset.
7486 * config/arm/arm-protos.h: Prototype
7487 arm_compute_initial_elimination_offset.
7489 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7491 * doc/install.texi (Specific, avr): Fix markup.
7492 (Specific, c4x): Ditto.
7494 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7496 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7498 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7500 * Makefile.in (OBJS): Add rtl-error.o
7501 (rtl-error.o): New rule.
7502 (diagnostic.o): Adjust dependency.
7503 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7504 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7505 warning_for_asm): Move to...
7506 rtl-error.c: ...here. New file.
7508 2001-08-14 Richard Henderson <rth@redhat.com>
7510 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7511 if USING_SJLJ_EXCEPTIONS.
7513 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7515 * tlink.c (scan_linker_output): Check string for unsatisfied in
7516 addition to undefined and unresolved.
7518 2001-08-14 Graham Stott <grahams@redhat.com>
7520 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7521 EH_FRAME_SECTION_NAME.
7523 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7525 * genattrtab.c (simplify_test_exp_in_temp): New function.
7526 (simplify_test_exp): Avoid explicit use of temporary obstack.
7527 (simplify_cond, insert_right_side, evaluate_eq_attr,
7528 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7529 Use simplify_test_exp_in_temp.
7530 (optimize_attrs): Iterate until expression stabilizes.
7532 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7534 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7535 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7537 2001-08-13 Richard Henderson <rth@redhat.com>
7539 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7540 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7541 * config/arm/conix-elf.h: Likewise.
7543 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7545 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7547 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7549 * gcse.c (hash_scan_set): Expressions that are set as part of
7550 jump instructions are not available.
7552 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7554 * config/s390/s390.c (print_operand, s390_function_prologue,
7555 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7557 2001-08-13 Richard Henderson <rth@redhat.com>
7559 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7560 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7561 * doc/tm.texi (Exception Region Output): Document it.
7563 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7565 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7566 DWARF2 instead of stabs by default.
7568 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7570 * config/rs6000/rs6000.c: Include optabs.h.
7572 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7574 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7575 save/restore routines.
7576 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7578 2001-08-13 Andreas Jaeger <aj@suse.de>
7580 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7581 the english is correct.
7583 2001-08-13 Zack Weinberg <zackw@panix.com>
7585 * expr.h: Split out optab- and libfunc-related code to...
7586 * optabs.h, libfuncs.h: ... these new headers.
7588 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7590 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7592 * mkconfig.sh: Don't include insn-codes.h from config.h.
7594 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7595 enum insn_code is available. Move reload_in_optab and
7596 reload_out_optab array declarations to optabs.h.
7597 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7598 there, prototype in expr.h.
7599 * gencodes.c: Cleanup: zap global variables, don't use
7600 printf where puts will do, don't bother defining MAX_INSN_CODE
7601 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7603 * genemit.c, genopinit.c: Include optabs.h in generated file.
7604 * genoutput.c: Include insn-codes.h in generated file.
7605 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7606 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7607 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7608 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7609 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7610 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7612 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7613 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7614 config/m88k/m88k.c, config/sparc/sparc.c:
7616 * reload.c: Include expr.h and optabs.h before reload.h.
7617 * config/alpha/alpha.c: Include tree.h before reload.h.
7618 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7619 and reload.h in that order.
7620 * config/sparc/sparc.c: Include debug.h.
7621 * recog.c: Include insn-codes.h.
7623 2001-08-13 Andreas Jaeger <aj@suse.de>
7625 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7628 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7630 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7631 * gcc.c (init_spec): Fix typo in comment.
7632 * varasm.c (data_section): Fix typo in comment.
7634 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7636 * predict.c (dump_prediction): New argument "USED".
7637 (combine_predictions_for_insn): Determine the used heuristics,
7638 output the case no heuristic applied.
7639 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7641 2001-08-13 Andreas Jaeger <aj@suse.de>
7643 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7646 2001-08-13 Kazu Hirata <kazu@hxi.com>
7648 * jump.c: Fix formatting.
7650 2001-08-13 Kazu Hirata <kazu@hxi.com>
7652 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7655 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7657 * loop.c (check_dbra_loop): Use condjump_label to compute
7660 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7661 to better document the files they're in.
7663 2001-08-12 Zack Weinberg <zackw@panix.com>
7665 * recog.h (struct insn_operand_data): Shrink 'mode' field
7668 2001-08-12 Kazu Hirata <kazu@hxi.com>
7670 * gcc.c: Fix comment formatting.
7671 * gccspec.c: Likewise.
7674 * genemit.c: Likewise.
7675 * gengenrtl.c: Likewise.
7676 * genrecog.c: Likewise.
7677 * gensupport.c: Likewise.
7678 * ggc-page.c: Likewise.
7679 * global.c: Likewise.
7680 * graph.c: Likewise.
7681 * ifcvt.c: Likewise.
7682 * integrate.c: Likewise.
7684 * libgcc2.c: Likewise.
7686 * mbchar.c: Likewise.
7687 * optabs.c: Likewise.
7688 * predict.c: Likewise.
7689 * prefix.c: Likewise.
7690 * profile.c: Likewise.
7691 * protoize.c: Likewise.
7693 * recog.c: Likewise.
7694 * regclass.c: Likewise.
7695 * regmove.c: Likewise.
7696 * reg-stack.c: Likewise.
7697 * reload1.c: Likewise.
7698 * resource.c: Likewise.
7699 * rtlanal.c: Likewise.
7702 2001-08-12 Kazu Hirata <kazu@hxi.com>
7704 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7705 a tree representing a constant is passed to the macro.
7707 2001-08-12 Richard Henderson <rth@redhat.com>
7709 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7710 (rs6000_elf_asm_out_destructor): New.
7711 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7712 (DTORS_SECTION_ASM_OP): Remove.
7713 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7714 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7716 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7719 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7720 * gcc.c (set_collect_gcc_options): New function, split out from
7722 Ignore elided switches.
7723 (do_spec_1): Invoke before executing command.
7724 (set_input): Export.
7725 Move declaration ...
7726 * gcc.h (set_input): ... here.
7727 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7730 2001-08-12 Richard Henderson <rth@redhat.com>
7732 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7733 thinko wrt TARGET_RELOCATABLE.
7735 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7737 * fix-header.c (cb_file_change): Update prototype.
7739 2001-08-11 Zack Weinberg <zackw@panix.com>
7741 * toplev.c (set_float_handler): Make static.
7742 * toplev.h: Don't prototype set_float_handler.
7744 * simplify-rtx.c: Don't include setjmp.h.
7745 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7747 (simplify_unary_operation, simplify_binary_operation): Use them,
7748 via do_float_handler.
7750 * fold-const.c: Don't include setjmp.h.
7751 (exact_real_inverse_1): New function.
7752 (exact_real_inverse): Use it, via do_float_handler.
7754 * varasm.c: Don't include setjmp.h.
7755 (assemble_real_1): New function.
7756 (assemble_real): Use it, via do_float_handler.
7757 Call internal_error if we get a trap here.
7759 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7760 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7762 2001-08-11 Zack Weinberg <zackw@panix.com>
7764 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7765 STACK_BOUNDARY if not already defined.
7767 * calls.c, function.c, reload1.c, explow.c: Don't default
7768 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7769 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7771 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7774 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7775 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7777 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7779 * cppmacro.c (enter_macro_context): Push macro expansions even
7782 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7784 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7785 (rs6000_elf_section_type_flags): Actually return a value.
7787 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7789 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7790 Clean up code: add missing comments and prototypes, fix warnings,
7791 remove obsolete code, fix spacing to conform to coding style.
7793 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7795 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7796 and TARGET_ASM_CLOSE_PAREN.
7797 (regclass_map): CC register belongs to class NO_REGS.
7798 (legitimize_pic_address): Don't generate unnecessary moves
7799 (to avoid confusing loop optimization).
7800 (check_and_change_labels): Replace jump_long by indirect_jump.
7801 (s390_final_chunkify): Don't start a new literal pool on section
7802 switch in 64-bit code.
7803 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7805 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7806 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7807 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7809 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7810 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7811 (CONST_COSTS): Fixed incorrect costs.
7813 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7814 Use emit_jump instead of emit_jump_insn (gen_jump).
7815 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7816 (to avoid confusing flow analysis).
7817 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7818 (casesi, casesi_jump): New.
7819 (jump_long): Removed. Functionality merged into indirect_jump.
7820 (indirect_jump): Accept address_operand, not just register_operand.
7821 (cjump_long, icjump_long): Use same logic as indirect_jump.
7822 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7823 Fixed broken setjmp/longjmp handling.
7824 (do_builtin_setjmp_setup): Removed.
7826 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7827 broken GNU as versions that don't accept .quad with large
7828 negative values. Use hexadecimal output instead.
7829 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7830 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7831 FUNCTION_EPILOGUE): Removed. Now in targetm.
7833 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7835 * config/s390/fixdfdi.h: Add missing copyright statement.
7836 Fix type conflicts on 64-bit. Add missing SFmode routines.
7838 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7841 2001-08-11 Richard Henderson <rth@redhat.com>
7843 * rtl.h (REG_EH_RETHROW): Remove.
7844 * rtl.c (reg_note_name): Update.
7845 * combine.c (distribute_notes): Don't check for it.
7847 2001-08-11 Richard Henderson <rth@redhat.com>
7849 * combine.c (distribute_notes): Place REG_SETJMP.
7851 2001-08-11 Richard Henderson <rth@redhat.com>
7853 * doc/extend.texi (Arrays and pointers implementation): Discourage
7854 relying on sign-extension of pointers.
7856 2001-08-11 H.J. Lu <hjl@gnu.org>
7858 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7860 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7861 RDATA_SECTION_ASM_OP.
7863 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7865 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7866 main manual to work both for info and HTML versions.
7868 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7869 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7871 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7872 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7873 (struct cpp_pool): New member first.
7874 * cppinit.c (append_include_chain): Plug memory leaks.
7875 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7876 Allocate pragma structures from the (aligned) macro pool to
7877 avoid leaking memory.
7878 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7879 so we don't leak memory.
7880 * hashtable.c (ht_destroy): New.
7881 * hashtable.h (ht_destroy): New.
7883 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7884 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7886 * c-lex.c (map): Make const.
7887 (cb_file_change): Update for callback passing a line map.
7888 Don't assume we have a previous map. Remove sanity check
7889 about popping too many files.
7890 * cpperror.c (print_location): Make map const.
7891 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7892 (cpp_make_system_header): Similarly.
7893 (search_from): Similarly.
7894 (_cpp_execute_include): Don't remember where we came from.
7895 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7896 (struct cpp_reader): Make map const.
7897 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7898 * cpplib.c (do_line): Update; line maps now hold sysp.
7899 (cpp_push_buffer): Similarly.
7900 (_cpp_do_file_change): Similarly; callback with map instead.
7901 (cpp_get_line_maps): Constify return value.
7902 (_cpp_pop_buffer): Update.
7903 * cpplib.h (struct cpp_file_change): Remove.
7904 (struct cpp_callbacks): Update.
7905 (cpp_get_line_maps): Constify return value.
7906 * cppmacro.c (_cpp_create_definition): Update.
7907 * cppmain.c (struct printer): Constify map.
7908 (maybe_print_line): Similarly.
7909 (print_line): Similarly. Deduce flags 1 and 2 here.
7910 (cb_file_change): Update.
7911 * line-map.c (free_line_maps): Warn regardless.
7912 (add_line_map): Return pointer to const. When passed NULL to_file
7913 with LC_LEAVE, use the obvious values for the return point so the
7914 caller doesn't have to figure them out.
7915 (lookup_line): Return pointer to const.
7916 (print_containing_files): Take pointer to const.
7917 * line-map.h (struct line_map): New members reason, sysp.
7918 (add_line_map): Return pointer to const.
7919 (lookup_line): Similarly.
7920 (print_containing_files): Take pointer to const.
7922 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7923 Richard Henderson <rth@redhat.com>
7925 * regmove.c (regmove_optimize): Avoid setting a register twice in
7928 2001-08-10 Richard Henderson <rth@redhat.com>
7930 * doc/extend.texi (Arrays and pointers implementation): Document
7931 behavior of pointer/integer conversion.
7933 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7935 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7937 2001-08-10 Richard Henderson <rth@redhat.com>
7939 * doc/extend.texi (C Implementation): New chapter.
7940 * doc/gcc.texi (Top): Link it in.
7942 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7944 * doc/install.texi (Specific): Fix CVS merge botch.
7946 2001-08-10 Richard Henderson <rth@redhat.com>
7948 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7949 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7951 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7953 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7954 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7955 this macro is now required.
7957 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7958 loop.c (find_and_verify_loops), reload.c (reload): Check
7959 for rtx code of CALL_INSN, not CALL, when deciding if we
7960 need to check for REG_SETJMP note.
7962 * gcse.c (compute_hash_table, compute_store_table): Update
7963 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7966 * config/avr/avr.c: Fix typo.
7967 * config/convex/convex.c (expand_movstr): Use adjust_address.
7968 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7970 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7971 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7973 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7974 Do define STACK_BOUNDARY.
7975 * config/i370/i370.c: Include expr.h.
7976 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7977 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7978 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7979 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7980 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7981 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7982 * config/romp/romp.c: Include expr.h after tree.h.
7984 (output_fpop): Use xmalloc, not oballoc.
7985 * config/we32k/we32k.c: Include expr.h.
7987 2001-08-10 Kazu Hirata <kazu@hxi.com>
7989 * config/h8300/h8300.h: Fix formatting.
7991 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7993 * c-common.h (RETURN_NULLIFIED_P): Lose.
7994 * c-semantics.c (genrtl_return_stmt): Don't check it.
7996 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7998 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7999 (mips_annotate_frame_insn): New function.
8000 (mips_emit_frame_related_store): New function.
8001 (save_restore_insns): Don't mark instructions that set up the base
8002 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8003 the store instructions instead.
8004 (mips_expand_prologue): If the stack size is moved into a temporary
8005 register, do not mark that move as frame-related. Add a
8006 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8008 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8010 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8011 stack slot as unchanging if current_function_calls_eh_return.
8013 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8015 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8016 access the second half of the TFmode scratch operand.
8018 2001-08-10 Anthony Green <green@redhat.com>
8020 * java/class.c (emit_register_classes): Conditionalize code on
8023 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8025 * doc/install.texi (Specific, avr): Fix cross-reference to the
8026 main manual to work both for info and HTML versions.
8028 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8030 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8031 and "use_goto" argument.
8032 (expand_null_return, expand_value_return): Update all callers.
8033 * function.c (expand_function_end): Remove code to generate simple
8035 * config/vax/vax.md (epilogue): New expander for function return.
8036 * doc/md.texi (epilogue): Remove "if defined".
8038 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8040 * Makefile.in: Partially revert my previous change:
8041 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8042 of the hashtab.o and safe-ctype.o rules.
8044 2001-08-09 Richard Henderson <rth@redhat.com>
8046 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8047 (USE_COLLECT2): Remove duplicate definition.
8048 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8049 (use_collect2): Remove dead code.
8050 * configure.in (use_collect2): Remove will_use_collect2 and
8051 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8052 * configure: Rebuild.
8054 * target.h (targetm.asm_out.constructor): New.
8055 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8056 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8057 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8058 * varasm.c (in_ctors, in_dtors): New.
8059 (assemble_constructor, assemble_destructor): Remove.
8060 (default_stabs_asm_out_destructor): New.
8061 (default_named_section_asm_out_destructor): New.
8062 (dtors_section, default_dtor_section_asm_out_destructor): New.
8063 (default_stabs_asm_out_constructor): New.
8064 (default_named_section_asm_out_constructor): New.
8065 (ctors_section, default_ctor_section_asm_out_constructor): New.
8066 * output.h: Update declarations.
8067 * c-decl.c (c_expand_body): Use target hooks instead of
8068 assemble_constructor and assemble_destructor.
8069 * profile.c (output_func_start_profiler): Likewise.
8070 * objc/objc-act.c (finish_objc): Likewise.
8071 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8072 for the constructor.
8073 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8075 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8076 (DTORS_SECTION_ASM_OP): Likewise.
8077 (__CTOR_LIST__): Use attribute section when possible.
8078 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8080 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8081 ASM_OUTPUT_CONSTRUCTOR.
8083 * config/darwin.c (machopic_asm_out_constructor): New.
8084 (machopic_asm_out_destructor): New.
8085 * config/darwin-protos.h: Update declarations.
8086 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8087 (ASM_OUTPUT_DESTRUCTOR): Remove.
8088 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8089 * config/nextstep.c (nextstep_asm_out_constructor): New.
8090 (nextstep_asm_out_destructor): New.
8091 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8092 (ASM_OUTPUT_DESTRUCTOR): Remove.
8093 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8094 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8095 ASM_OUTPUT_*STRUCTOR.
8096 * config/i386/aix386ng.h: Likewise.
8098 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8099 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8100 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8101 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8102 * config/lynx.h: Likewise.
8103 * config/netware.h: Likewise.
8104 * config/psos.h: Likewise.
8105 * config/alpha/alpha-interix.h: Likewise.
8106 * config/alpha/elf.h: Likewise.
8107 * config/arc/arc.h: Likewise.
8108 * config/arm/aof.h: Likewise.
8109 * config/arm/coff.h: Likewise.
8110 * config/arm/elf.h: Likewise.
8111 * config/c4x/c4x.h: Likewise.
8112 * config/h8300/h8300.h: Likewise.
8113 * config/i386/cygwin.h: Likewise.
8114 * config/i386/djgpp.h: Likewise.
8115 * config/i386/i386-coff.h: Likewise.
8116 * config/i386/i386-interix.h: Likewise.
8117 * config/i386/sco5.h: Likewise.
8118 * config/i386/vsta.h: Likewise.
8119 * config/i386/win32.h: Likewise.
8120 * config/i960/i960-coff.h: Likewise.
8121 * config/ia64/sysv4.h: Likewise.
8122 * config/m68hc11/m68hc11.h: Likewise.
8123 * config/m68k/coff.h: Likewise.
8124 * config/m68k/mot3300.h: Likewise.
8125 * config/m88k/m88k.h: Likewise.
8126 * config/mcore/mcore-pe.h: Likewise.
8127 * config/mcore/mcore.h: Likewise.
8128 * config/mips/elf.h: Likewise.
8129 * config/mips/elf64.h: Likewise.
8130 * config/mips/iris6.h: Likewise.
8131 * config/pa/pa64-hpux.h: Likewise.
8132 * config/rs6000/sysv4.h: Likewise.
8133 * config/sh/sh.h: Likewise.
8134 * config/sparc/litecoff.h: Likewise.
8136 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8137 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8138 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8139 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8140 (ASM_OUTPUT_DESTRUCTOR): Remove.
8141 * config/a29k/a29k.c: Move include of tree.h.
8142 * config/a29k/udi.h: Delete file.
8143 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8144 (vms_asm_out_destructor): New.
8145 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8146 (EXTRA_SECTION_FUNCTIONS): Likewise.
8147 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8148 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8149 * config/c4x/c4x.c: Move include of tree.h.
8150 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8151 (clix_asm_out_destructor): New.
8152 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8153 (ASM_OUTPUT_DESTRUCTOR): Remove.
8154 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8155 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8156 (TARGET_ASM_CONSTRUCTOR): New.
8157 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8158 (sco_asm_out_constructor): New.
8159 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8160 * config/i386/svr3gas.h: Remove stack grows up code.
8161 Remove code duplicated from i386/sysv3.h.
8162 (TARGET_ASM_CONSTRUCTOR): New.
8163 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8164 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8165 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8166 (TARGET_ASM_CONSTRUCTOR): New.
8167 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8168 (m68hc11_asm_out_destructor): New.
8169 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8170 (TARGET_ASM_DESTRUCTOR): New.
8171 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8172 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8173 config/svr3.h pertaining to section manipulation.
8174 * config/m68k/dpx2g.h: Remove #if 0 code.
8175 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8176 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8177 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8178 (TARGET_ASM_CONSTRUCTOR): New.
8179 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8180 (m88k_svr3_asm_out_constructor): New.
8181 (m88k_svr3_asm_out_destructor): New.
8182 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8183 (ASM_OUTPUT_DESTRUCTOR): Remove.
8184 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8185 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8186 * config/rs6000/aix.h: Likewise.
8187 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8188 * config/mips/vxworks.h: Likewise.
8189 * config/rs6000/lynx.h: Likewise.
8190 * config/sh/elf.h: Likewise.
8191 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8192 (DTORS_SECTION_ASM_OP): New.
8193 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8194 (ASM_OUTPUT_DESTRUCTOR): Remove.
8195 * config/sparc/sol2-sld-64.h: Likewise.
8196 * config/vax/vax.c (vms_asm_out_constructor): New.
8197 (vms_asm_out_destructor): New.
8198 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8199 (ASM_OUTPUT_DESTRUCTOR): Remove.
8200 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8202 * doc/tm.texi (@node Initialization): Update.
8204 2001-08-09 Richard Henderson <rth@redhat.com>
8206 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8207 (__do_global_dtors_aux): Use gp-relative static data to avoid
8208 one dynamic relocation.
8209 (__do_frame_setup): Register Java classes.
8210 * config/alpha/crtend.asm (__JCR_END__): New.
8212 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8214 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8215 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8216 (GEN, STAGESTUFF): Add new files.
8217 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8218 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8219 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8220 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8221 as well as insn-codes.h and insn-flags.h in config.h; and no
8222 extra headers in tconfig.h and hconfig.h.
8224 * gencodes.c: Eliminate code to generate predicate declarations
8225 or #defines for md-file constants.
8226 * genconstants.c, genpreds.c: New files.
8228 * i386.md: Re-order guard expressions such that TARGET_64BIT
8229 comes first, when this permits better optimization. Add
8230 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8231 why this is desirable.
8233 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8235 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8236 (find_fde_for_dso): Remove.
8237 (_Unwind_IteratePhdrCallback): New.
8238 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8239 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8241 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8243 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8244 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8246 2001-08-09 Graham Stott <grahams@redhat.com>
8248 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8249 (vis_no_unit): Use it.
8250 (visualize_no_unit): Add the insn only if room exists.
8252 2001-08-09 Graham Stott <grahams@redhat.com>
8254 * predict.c (estimate_probability): Replace magic numbers with
8255 appropriate enumeration.
8257 2001-08-09 Graham Stott <grahams@redhat.com>
8259 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8261 (EXTRACT_FLAGS): Likewise.
8263 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8265 * config/mips/mips.c (mips_legitimate_address_p): Check for
8266 CONST_INT in last patch.
8268 2001-08-08 Anthony Green <green@redhat.com>
8270 * java/class.c (emit_register_classes): Use assemble_jcr if
8271 possible. Keep the original mechanism as a fallback.
8272 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8273 and weak symbol support.
8274 * crtstuff.c (__JCR_LIST__): Define.
8275 (__JCR_END__): Define.
8276 (_Jv_RegiserClasses): Define weak symbol if possible.
8277 (__do_global_ctors_aux): Register classes for ELF targets with
8278 weak symbol support.
8280 2001-08-08 Kazu Hirata <kazu@hxi.com>
8282 * dbxout.c: Fix comment formatting.
8283 * dependence.c: Likewise.
8285 * diagnostic.c: Likewise.
8286 * dominance.c: Likewise.
8287 * doprint.c: Likewise.
8288 * dwarf2out.c: Likewise.
8289 * dwarfout.c: Likewise.
8290 * emit-rtl.c: Likewise.
8291 * except.c: Likewise.
8292 * explow.c: Likewise.
8293 * expmed.c: Likewise.
8296 * fold-const.c: Likewise.
8297 * function.c: Likewise.
8299 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8301 * global.c (retry_global_alloc): Avoid shadowing allocno.
8303 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8305 * except.c (remove_fixup_regions): Fix typo.
8307 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8309 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8310 unsigned HOST_WIDE_INT to avoid warning.
8311 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8312 * flow.c (set_block_for_new_insns): Likewise.
8314 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8316 * sibcall.c (return_value_pseudo): New static variable.
8317 (skip_copy_to_return_value): Handle return_value_pseudo.
8318 (call_ends_block_p): Ensure that return_value_pseudo is set.
8319 (optimize_sibling_and_tail_recursive_call): Discover the
8320 load of pseudo return value in alternate exit block.
8322 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8324 * calls.c (ECF_ALWAYS_RETURN): New constant.
8325 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8326 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8327 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8328 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8329 * rtl.c (reg_note_name): New name.
8330 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8332 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8334 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8336 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8338 * alias.c (get_alias_set): Return a previously calculated
8339 alias set for a VAR_DECL.
8340 * function.c (gen_mem_addressof): Calculate the alias set before
8343 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8345 * predict.def: Set hitrates according our experimental run.
8347 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8349 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8351 2001-08-08 H.J. Lu <hjl@gnu.org>
8353 * config/mips/mips.c (mips_unique_section): New. Copied from
8356 * config/mips/mips-protos.h (mips_unique_section): New
8359 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8361 * config/mips/little.h: New. Generic little endian mips
8362 targets. Only mips*-*-linux* is converted to use it so far.
8364 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8365 (WCHAR_TYPE): Defined
8366 (WCHAR_TYPE_SIZE): Likewise.
8367 (INIT_SUBTARGET_OPTABS): Likewise.
8368 (BSS_SECTION_ASM_OP): Likewise.
8369 (SBSS_SECTION_ASM_OP): Likewise.
8370 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8371 (ASM_DECLARE_OBJECT_NAME): Likewise.
8372 (UNIQUE_SECTION): Likewise.
8373 (EXTRA_SECTIONS): Likewise.
8374 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8375 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8376 (ASM_OUTPUT_DEF): Likewise.
8377 (HANDLE_SYSV_PRAGMA): Removed.
8378 (NO_IMPLICIT_EXTERN_C): Likewise.
8379 (TARGET_MEM_FUNCTIONS): Likewise.
8380 (STARTFILE_SPEC): Likewise.
8381 (ENDFILE_SPEC): Likewise.
8382 (LIB_SPEC): Likewise.
8383 (INVOKE__main): Likewise.
8384 (CTOR_LIST_BEGIN): Likewise.
8385 (CTOR_LIST_END): Likewise.
8386 (DTOR_LIST_BEGIN): Likewise.
8387 (DTOR_LIST_END): Likewise.
8388 (SET_ASM_OP): Likewise.
8389 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8390 (ASM_OUTPUT_DEF): Likewise.
8391 (ASM_OUTPUT_IDENT): Likewise.
8393 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8394 (CPLUSPLUS_CPP_SPEC): Likewise.
8395 (ASM_APP_ON) Redefine only if not defined.
8396 (ASM_APP_OFF): Likewise.
8397 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8398 (ASM_OUTPUT_IDENT): Likewise.
8400 * config.gcc: Update tm_file for Linux/mips.
8402 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8404 * cselib.c (cselib_record_sets): If insn is predicated, turn
8405 sources into IF_THEN_ELSEs.
8407 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8408 Turn into define_insn_and_split.
8410 * sched-deps.c: Include "cselib.h".
8411 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8412 Use cselib to turn memory addresses into VALUEs.
8413 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8414 * sched-int.h (struct sched_info): New member USE_CSELIB.
8415 * sched-ebb.c (ebb_sched_info): Initialize it.
8416 * sched-rgn.c (rgn_sched_info): Likewise.
8417 * Makefile.in (sched-deps.o): Update dependencies.
8419 * cselib.h (cselib_subst_to_values): Declare.
8420 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8421 that have no value and autoincs to be handled by generating a new
8424 2001-08-08 Graham Stott <grahams@redhat.com>
8426 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8427 within fixed length SEQUENCE.
8429 2001-08-08 Graham Stott <grahams@redhat.com>
8431 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8432 (diagnostic_prefixing_rule): Likewise.
8433 (diagnostic_line_cutoff): Likewise.
8434 (diagnostic_kind_count): Likewise.
8436 2001-08-08 Graham Stott <grahams@redhat.com>
8438 * alias.c (find_base_decl): Delete redundent assignment.
8440 2001-08-08 Graham Stott <grahams@redhat.com>
8442 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8443 (abs): Uppercase and paranthesize macro parameter.
8444 (MEM_DEPENDENCY): Add whitespace.
8446 2001-08-08 Graham Stott <grahams@redhat.com>
8448 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8449 failure check for CONST_INT
8451 2001-08-08 Graham Stott <grahams@redhat.com>
8453 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8454 (libcall_dead_p): Likewise.
8456 (mark_used_regs): Constify fmt.
8457 (find_use_as_address): Likewise.
8459 2001-08-08 Graham Stott <grahams@redhat.com>
8461 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8464 2001-08-08 Graham Stott <grahams@redhat.com>
8466 * combine.c (combine_simplify_rtx): Update comment and
8467 remove erroneous test.
8469 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8471 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8472 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8473 take care to avoid multiple no-newline at EOF warnings in that
8476 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8478 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8479 (emit_library_call_value_1): Likewise.
8480 (emit_call_1): Emit REG_SETJMP note.
8481 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8483 * cselib.c (cselib_process_insn): Likewise.
8484 * flow.c (propagate_block): Likewise.
8485 * loop.c (find_and_verify_loops): Likewise.
8486 * reload.c (find_equiv_regs): Likewise.
8487 * reload1.c (reload): Likewise.
8488 * resource.c (mark_referenced_resources,
8489 mark_set_resources): Likewise.
8490 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8491 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8492 * haifa-sched.c (unlink_other_notes): Likewise.
8493 (reemit_notes): Likewise.
8494 * sched-ebb.c (sched_ebb): Likewise.
8495 * sched-rgc.c (sched_region): Likewise.
8496 * rtl.c (note_insn_name): Likewise.
8497 (reg_note_name): Add REG_SETJMP
8498 * rtl.h (reg_note): Add REG_SETJMP.
8499 (insn_note): Remove NOTE_INSN_SETJMP.
8501 * profile.c (branch_prob): Add fake edges for setjmp.
8503 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8505 * config.gcc: Quote target_cpu_default2 correctly for
8506 powerpc*-*-* targets.
8508 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8510 * cpplib.h, line-map.h: Update comments.
8511 * cppmain.c (printer_init): Move inline.
8512 (maybe_print_line, print_line): Take a map pointer.
8513 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8514 (cb_file_change): Don't use prior value of print.map.
8516 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8518 * doc/install.texi: Document fine-grained multilib configuration.
8520 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8522 * rtlanal.c (find_first_parameter_load): Call note_stores
8523 only on the instructions.
8525 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8527 * alias.c (nonlocal_mentioned_p):
8528 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8529 * calls.c (emit_call_1): Likewise.
8530 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8531 * cselib.c (cselib_process_insn): Likewise.
8532 * df.c (df_insns_modify): Likewise.
8533 * flow.c (need_fake_edge_p): Likewise.
8534 (propagate_one_insn): Likewise.
8535 * haifa-sched.c (reemit_notes): Likewise.
8536 * integrate.c (copy_insn_list): Likewise.
8537 * jump.c (delete_prior_computation): Likewise.
8538 * local-alloc.c (validate_equiv_mem): Likewise.
8539 * loop.c (scan_loop): Likewise.
8540 * predict.c (estimate_probability): Likewise.
8541 * reload.c (reload): Likewise.
8542 * sched-deps (sched_analyze): Likewise.
8543 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8544 * gcse.c (compute_hash_table): Likewise.
8545 (mark_call): Likewise.
8546 (store_killed_in_insn): Likewise.
8548 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8550 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8552 2001-08-06 Richard Henderson <rth@redhat.com>
8554 * varasm.c (assemble_gc_entry): Remove.
8555 * output.h: Likewise.
8557 2001-08-06 Richard Henderson <rth@redhat.com>
8559 * varasm.c (assemble_constructor): Take a symbol_ref and a
8560 priority instead of a bare string. Move priority handling
8561 here from cp/decl2.c.
8562 * output.h: Update decls.
8564 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8565 and assemble_destructor.
8566 * profile.c (output_func_start_profiler): Likewise.
8567 * objc/objc-act.c (finish_objc): Likewise.
8568 (build_module_descriptor): Return the symbol not the symbol name.
8570 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8572 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8573 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8574 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8575 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8576 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8577 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8579 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8581 * cpperror.c (print_containing_files): Moved to line-map.c.
8582 (print_location): line-map.c handles re-listing or otherwise.
8583 * cpphash.h (struct lexer_state): Remove next_bol.
8584 (struct cpp_buffer): Remove include_stack_listed.
8585 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8586 Remove faked buffer handling.
8587 (_cpp_do_file_change): Tweak.
8588 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8589 * cppmain.c (struct printer): Remove filename.
8590 (print_line, cb_file_change): Update accordingly.
8591 * line-map.c: Include intl.h.
8592 (init_line_maps): Initialize last_listed.
8593 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8594 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8595 (print_containing_files): New.
8596 * line-map.h (struct line_maps): New member last_listed.
8597 (print_containing_files, INCLUDED_FROM): New.
8598 * Makefile.in: Update.
8599 * po/POTFILES.in: Add line-map.c.
8601 2001-08-06 Richard Henderson <rth@redhat.com>
8603 * except.c (convert_from_eh_region_ranges_1): Never mark
8604 USE or CLOBBER insns as throwing.
8606 * expr.c (store_constructor): Don't clobber memory targets.
8608 2001-08-06 Andreas Jaeger <aj@suse.de>
8610 * profile.c (branch_prob): Remove unused variable insn.
8612 * Makefile.in (local-alloc.o): Add dependency on except.h.
8614 * local-alloc.c: Include except.h for can_throw_internal prototype.
8616 2001-08-06 Richard Henderson <rth@redhat.com>
8618 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8619 * function.c (expand_main_function): Implement it.
8620 * doc/tm.texi: Document it.
8622 2001-08-06 Stan Shebs <shebs@apple.com>
8624 * doc/install.texi: Document powerpc-*-darwin* details.
8626 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8628 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8629 (ASM_CPU_SPEC): Move back to rs6000.h
8630 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8632 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8634 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8637 * config/rs6000/linux64.h: Ditto.
8639 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8640 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8643 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8644 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8646 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8649 2001-08-05 Richard Henderson <rth@redhat.com>
8651 * local-alloc.c (update_equiv_regs): Do not move insns that
8654 2001-08-05 Jan Hubicka <jh@suse.cz>
8656 * Makefile.in (reload1.o): Add dedendancy on except.h
8657 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8659 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8660 indicating wehther edges has been cleaned up.
8661 * reload1.c: Inlucde except.h
8662 (fixup_abnormal_edges): Accept deleted insns.
8663 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8666 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8668 * cpplib.c (do_line): Correct line number after pop_buffer.
8670 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8672 PR preprocessor/3824
8673 * line-map.c: Update comments.
8674 * line-map.h: Update comments.
8675 * tradcif.y: Don't consider large numbers unsigned.
8677 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8679 PR preprocessor/3081
8680 * c-lex.c (map): New.
8681 (cb_file_change): Update map and use it.
8682 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8683 (c_lex): Update to use map.
8684 * cpperror.c (print_location): Move to using logical line numbers.
8685 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8686 (cpp_make_system_header): Similarly.
8687 (_cpp_execute_include): Stop line numbering hacks. Store the
8688 line we will return to.
8689 * cpphash.h (CPP_BUF_LINE): Remove.
8690 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8691 Add map and return_to_line.
8692 (_cpp_do_file_change): Update.
8693 * cppinit.c (cpp_start_read): Update line kludge.
8694 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8695 (trigraph_ok): Use logical line numbers for diagnostics.
8696 (skip_block_comment): Likewise.
8697 (skip_whitespace): Likewise.
8698 (skip_line_comment): Use pfile->line instead.
8699 (_cpp_lex_token): Update to use logical line numbering exclusively.
8700 Handle BOL locally. Accept new lines in directives, but keep
8701 pfile->line decremented. Diagnostics use logical lines. Update
8703 * cpplib.c (SEEN_EOL): New.
8704 (skip_rest_of_line, check_eol): Use it.
8705 (end_directive): Increase line number when accepting the newline
8706 at the end of a directive.
8707 (run_directive): Simplify.
8708 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8709 (_cpp_do_file_change): Update to take buffer line number as an
8710 argument, and store the current map in the cpp_reader. Remove
8711 line number kludges.
8712 (_cpp_do__Pragma): Restore output position after a _Pragma.
8713 (cpp_push_buffer): Don't set output line or lineno.
8714 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8715 Remove line kludge. Set output_line.
8716 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8717 (parse_arg): Use logical lines.
8718 (save_lookahead_token): Save EOFs too now.
8719 * cppmain.c (struct printer): Fix comments.
8720 (printer_init): Simplify, let caller do errors.
8721 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8722 (maybe_print_line): Simplify.
8723 (print_line): Don't print a linemarker if -P.
8724 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8725 (cb_file_change): Simplify.
8726 * line-map.h (LAST_SOURCE_LINE): Fix.
8727 (CURRENT_LINE_MAP): New.
8729 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8731 * doloop.c (doloop_modify_runtime): Properly compute number of
8732 iterations if loop was unrolled.
8734 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8735 if their CSELIB_VAL_PTRs are.
8737 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8738 (setup_spill_pointers): Initialize it.
8739 (spill_restore_mem): Set it.
8740 (do_spill, do_restore): Use it to add REG_INC note.
8741 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8743 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8744 asms if other insns are available.
8746 * config/ia64/ia64.c (condop_operator): New predicate.
8747 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8748 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8751 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8752 temporary register than directly using a MEM.
8754 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8756 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8757 parameter in last change.
8759 2001-08-04 Zack Weinberg <zackw@panix.com>
8761 * sparc.md: Don't use #if inside C test expression.
8763 2001-08-04 Richard Henderson <rth@redhat.com>
8765 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8767 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8769 * cpphash.h (struct cpp_reader): New member directive_line.
8770 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8771 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8772 do_pragma): Pass line to callbacks.
8773 (start_directive): Record line of directive.
8774 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8775 cb_include): Similarly.
8776 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8779 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8781 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8784 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8786 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8788 * reload1.c (fixup_abnormal_edges): New static function.
8791 * flow.c (need_fake_edge_p): New function.
8792 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8793 avoid call insn to be very last insn in the insn stream.
8795 * profile.c (branch_prob): Call flow_call_edges_add instead of
8796 doing that by hand; cleanup cfg to re-merge basic blocks once
8799 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8801 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8802 are also on line-map.h.
8803 * cppfiles.c (stack_include_file): Update.
8804 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8805 (_cpp_pop_buffer): New.
8806 * cppinit.c (cpp_destroy, cpp_finish): Update.
8807 (do_includes): Mark each buffer to return at EOF.
8808 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8809 return as requested.
8810 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8811 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8812 * cpplib.h (cpp_pop_buffer): Remove.
8813 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8814 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8816 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8818 (do_preprocessing): Update.
8819 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8820 * c-parse.in (_yylex): Similarly.
8821 * scan-decls.c (scan_decls): Similarly.
8822 * line-map.h: Update comments.
8824 * objc/Make-lang.in (objc-act.o): Update dependencies.
8826 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8828 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8829 and soft register for operand 0.
8830 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8832 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8834 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8835 register for operand 0.
8836 ("bitcmpqi_z_used"): Allow memory for operand 0.
8837 (split "bitcmpqi"): New split to handle address reg as operand 1.
8839 2001-08-04 Andreas Jaeger <aj@suse.de>
8841 * gcse.c: Revert Daniel's last patch.
8843 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8845 * sparc-protos.h: Add prototypes for fp_zero_operand and
8847 * sh-protos.h: Add prototype for fpul_operand.
8849 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8851 * doc/extend.texi (Other Builtins): Fix typo in last change.
8853 2001-08-03 Richard Henderson <rth@redhat.com>
8855 * target.h (gcc_target): Add asm_out.named_section,
8856 section_type_flags, have_named_sections.
8857 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8858 (TARGET_HAVE_NAMED_SECTIONS): New.
8859 (TARGET_SECTION_TYPE_FLAGS): New.
8861 * Makefile.in (toplev.o): Depend on TARGET_H.
8862 (varasm.o, dbxout.o): Likewise.
8863 * c-common.c (decl_attributes): Check targetm.have_named_sections
8864 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8865 * dbxout.c (dbxout_function_decl): Likewise.
8866 (dbxout_function_end): Likewise.
8867 * toplev.c (compile_file): Likewise.
8868 * varasm.c (exception_section): Likewise.
8869 * cp/decl2.c (finish_objects): Likewise.
8871 * defaults.h (EH_FRAME_SECTION): Remove.
8872 (EH_FRAME_SECTION_ASM_OP): Remove.
8873 (EH_FRAME_SECTION_NAME): New.
8874 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8875 (UNIQUE_SECTION_P): Remove.
8876 * dwarf2out.c (SECTION_FORMAT): Remove.
8877 (ASM_OUTPUT_SECTION): Remove.
8878 (output_call_frame_info): Use named_section_flags.
8879 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8880 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8881 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8882 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8883 (named_section_flags): New.
8884 (named_section): Use it and targetm.section_type_flags.
8885 (resolve_unique_section): New.
8886 (assemble_start_function): Use it.
8887 (asm_emit_uninitialised, assemble_variable): Likewise.
8888 (default_section_type_flags): New.
8889 (default_no_named_section, default_elf_asm_named_section): New.
8890 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8891 * output.h: Update varasm.c decls.
8892 (SECTION_*): New flags.
8894 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8895 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8897 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8898 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8899 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8900 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8901 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8902 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8903 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8904 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8905 * config/pa/pa64-hpux.h,
8907 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8908 (TARGET_ASM_NAMED_SECTION): New.
8909 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8910 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8911 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8912 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8913 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8914 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8915 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8916 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8917 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8918 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8919 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8920 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8921 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8922 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8923 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8924 * config/sparc/sysv4.h: Likewise.
8926 * config/nextstep.h: Error until named sections implemented.
8928 * config/a29k/a29k.c (a29k_asm_named_section): New.
8929 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8930 (vms_section_type_flags, vms_asm_named_section): New.
8931 * config/arm/arm.c (arm_elf_asm_named_section): New.
8932 * config/avr/avr.c (asm_output_section_name): Remove.
8933 * config/avr/avr-protos.h: Update.
8934 * config/c4x/c4x.c (c4x_asm_named_section): New.
8935 * config/h8300/h8300.c (h8300_asm_named_section): New.
8936 * config/i386/i386.c (sco_asm_named_section): New.
8937 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8938 (i386_pe_section_type_flags): New.
8939 (i386_pe_asm_named_section): New.
8940 * config/i386/i386-protos.h: Update.
8941 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8942 * config/mcore/mcore.c (mcore_asm_named_section): New.
8943 * config/mips/mips.c (iris6_asm_named_section): New.
8944 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8945 instead of UNIQUE_SECTION_P.
8946 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8947 (xcoff_asm_named_section): New.
8948 * config/sh/sh.c (sh_asm_named_section): New.
8949 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8951 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8952 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8953 (EH_FRAME_SECTION_NAME): New.
8954 (EXCEPTION_SECTION): New.
8955 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8956 (DEBUG_*_SECTION): Remove.
8957 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8958 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8959 (EH_FRAME_SECTION_ASM_OP): Remove.
8961 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8962 (ASM_OUTPUT_SECTION_NAME): Remove.
8963 (TARGET_ASM_NAMED_SECTION): New.
8964 (TARGET_HAVE_NAMED_SECTIONS): New.
8965 (TARGET_SECTION_TYPE_FLAGS): New.
8966 (EH_FRAME_SECTION_ASM_OP): Remove.
8967 (EH_FRAME_SECTION_NAME): New.
8969 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8971 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8972 for complex expressions when cfun == 0.
8973 * doc/extend.texi: Document that __builtin_constant_p can be
8974 used in data initializers as well as functions.
8976 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8978 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8979 variable I locally, instead of expecting a declaration in the
8982 2001-08-03 Richard Henderson <rth@redhat.com>
8984 * except.c (collect_one_action_chain): Add an explicit cleanup
8985 action if regions surrounding a catch were encoded entirely
8986 within the call-site entry.
8988 2001-08-03 Richard Henderson <rth@redhat.com>
8990 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8991 don't take REGNO of a non-register.
8993 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8995 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8996 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8997 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8998 (__gthread_mutex_init_function): New function for mutex initialization.
9000 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9002 * Makefile.in: Revert screwed up commit.
9004 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9006 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9007 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9008 merged by linker script to get a final _exit().
9009 (__do_global_dtors): New for destructor handling in specific exit
9011 (__do_global_ctors): New for constructors in specific install section.
9012 (__map_data_section): Map data sections before running constructors.
9013 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9014 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9015 (DTORS_SECTION_ASM_OP): Likewise.
9016 (CTORS_SECTION_FUNCTION): Define to force a reference to
9018 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9020 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9022 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9024 * Makefile.in: Add df.h to gcse.c dependencies.
9026 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9028 * varasm.c (output_constant_def_contents): Use for the length of a
9029 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9030 depending on which is larger.
9032 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9034 * gcse.c: Include df.h for use as a dataflow analyzer.
9036 Declaration of reg_set_info: gone.
9037 New df_analyzer variable used by store motion.
9038 (reg_set_info): Deleted.
9039 (mark_mem_regs): New function, analyze regs used by a mem.
9040 (store_ops_ok): Use dataflow analyzer results to determine if
9041 necessary regs are changed in the block.
9042 (find_moveable_store): Remove check for symbol ref, we can handle
9043 much more complex expressions now.
9044 (compute_store_table): Remove most of the code, it's unnecessary
9045 now that the dataflow analyzer records the info for us.
9046 (store_killed_after): Add parameter to say whether to do the
9047 store_ops_okay test, used to speed up testing when we already know
9048 the answer, and just want to know if the store itself was killed.
9049 (build_store_vector): Largely rewritten to calculate the various
9050 vectors properly, and somewhat optimized.
9051 (store_motion): Init the df_analyzer, get REG_DEF chains.
9052 Also handle trapping expressions (since mems almost always trap)
9053 (simple_mem): Redefine what a simple mem is.
9055 2001-08-03 DJ Delorie <dj@redhat.com>
9057 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9058 set from a constant part of the condition.
9060 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9062 * mkdeps.c (deps_add_default_target): Make local variable
9063 ``start'' a const char pointer.
9064 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9066 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9068 * doc/install.texi (Configuration): Fix markup.
9069 (Specific, i?86-*-udk): Likewise.
9070 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9072 Document --enable-threads and --enable-libgcj status.
9073 (Specific, mips-sgi-irix*): Canonicalize triples.
9074 (Specific, mips-sgi-irix5): Warn about problems with this config.
9075 Mention required GNU as patch.
9076 Native assembler problems are fixed.
9077 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9078 Document --enable-threads and --enable-libgcj status.
9080 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9082 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9085 2001-08-03 Richard Henderson <rth@redhat.com>
9087 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9090 2001-08-03 Richard Henderson <rth@redhat.com>
9092 * rtlanal.c (find_first_parameter_load): Stop if we
9093 reach a CODE_LABEL at BOUNDARY.
9095 2001-08-03 Richard Henderson <rth@redhat.com>
9097 * config/alpha/alpha.md (force_movdi): New insn.
9098 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9099 Tweek FRP marking of VMS prologue insns.
9100 * config/alpha/vms.h (EPILOGUE_USES): New.
9102 2001-08-02 Richard Henderson <rth@redhat.com>
9104 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9106 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9108 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9109 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9110 config/convex/convex.h, config/d30v/d30v.c,
9111 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9112 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9113 config/mips/mips.h, config/mn10200/mn10200.h,
9114 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9115 config/v850/v850.h, config/vax/openbsd.h,
9116 config/vax/openbsd1.h, config/vax/ultrix.h,
9117 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9118 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9119 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9120 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9121 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9122 in comments and documentation.
9124 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9128 * Makefile.in (line-map.o): New.
9129 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9130 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9131 * cpperror.c (print_containing_files): Similarly.
9132 (print_location): Update. Don't output a space before _Pragma.
9133 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9134 (stack_include_filee, cpp_make_system_header): Update.
9135 (_cpp_execute_include): Get logical line number right for calling
9136 as-yet-unterminated #include.
9137 * cpphash.h (struct cpp_reader): Add line_maps.
9138 (_cpp_do_file_change): Update.
9139 * cppinit.c (cpp_create_reader): Initialize line maps.
9140 (cpp_destroy): Destroy line maps.
9141 (cpp_start_read): Get logical line number right.
9142 * cpplex.c (parse_string): Only warn once for multi-line strings.
9143 Use boolean variable for null warning.
9144 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9146 (do_include_common): End the directive early.
9147 (do_line): Don't warn about out-of-range lines in preprocessed
9148 source. Update. Remove unused variables.
9149 (_cpp_do_file_change): Update for new line mapping.
9150 (pragma_cb): New typedef.
9151 (cpp_register_pragma): Stop looking ahead before calling the
9153 (do_pragma_system_header): End directive early.
9154 (cpp_get_line_maps): New.
9155 (cpp_pop_buffer): Fudge logical line. Update.
9156 * cpplib.h: Include line-map.h
9157 (enum cpp_fc_reason): Remove.
9158 (struct cpp_file_change): Update.
9159 (cpp_get_line_maps): New.
9160 * cppmain.c (struct_printer): New member map.
9161 (cb_file_change): Update for new mappings.
9162 * fix-header.c (cb_file_change): Similarly.
9164 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9166 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9167 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9169 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9171 * config/vax/vax.c: include expr.h.
9173 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9175 * Makefile.in ($(srcdir)/configure): Only rebuild in
9177 ($(srcdir)/config.in): Only define in maintainer mode.
9178 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9180 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9182 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9184 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9186 * gcc.c (set_collect_gcc_options): New function, split out from
9188 Ignore elided switches.
9189 (do_spec_1): Invoke before executing command.
9190 (set_input): Export.
9191 Move declaration ...
9192 * gcc.h (set_input): ... here.
9193 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9196 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9199 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9201 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9203 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9205 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9206 for the unnamed instructions it expands to.
9208 2001-08-02 Richard Henderson <rth@redhat.com>
9210 * regclass.c (call_really_used_regs): Conditionally define.
9211 (init_reg_sets_1): Don't use it if not defined.
9212 (fix_register): Similarly, don't set it.
9214 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9216 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9217 Correct comment that had been missed in the previous change.
9219 2001-08-01 Stan Shebs <shebs@apple.com>
9221 * config/darwin.c (machopic_stub_name): Try matching by name.
9222 (update_stubs): New function.
9223 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9226 2001-08-01 Richard Henderson <rth@redhat.com>
9228 * except.c (output_function_exception_table): Use assemble_align.
9229 * varasm.c (assemble_eh_label): Remove.
9230 (assemble_eh_align, assemble_eh_integer): Remove.
9232 2001-08-01 Robert Lipe <robertl@caldera.com>
9234 * dwarfout.c: Remove reference to README.DWARF.
9236 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9238 * regclass.c (call_really_used_regs): New array for registers which
9239 are actually used by a call.
9240 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9242 (fix_register): Set call_really_used too.
9243 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9244 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9246 2001-08-01 Richard Henderson <rth@redhat.com>
9248 * read-rtl.c (read_name): Consider \r whitespace.
9250 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9252 * config.gcc: Recognize powerpc-*-netbsd*.
9254 * doc/install.texi (Host/target specific installation notes for
9255 GCC): Mention powerpc-*-netbsd*.
9257 * config/rs6000/netbsd.h: New file.
9258 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9259 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9260 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9261 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9262 (TARGET_VERSION): Redefine.
9264 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9265 mcall-netbsd as a match for mcall-sysv.
9266 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9267 (ncrti.S, ncrtn.S): New targets.
9268 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9270 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9271 "netbsd' as a V4 ABI.
9272 (ASM_SPEC): Check for -mcall-netbsd.
9273 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9274 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9275 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9276 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9277 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9278 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9279 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9281 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9282 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9284 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9286 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9287 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9288 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9289 including "unwind-pe.h".
9291 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9293 * rs6000.md (define_splits): Kill unused constraints.
9295 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9296 Jan Hubicka <jh@suse.cz>
9298 * function.c (thread_prologue_and_epilogue_insns): Kill code
9299 dealing with non-existent CFG.
9301 2001-08-01 Kazu Hirata <kazu@hxi.com>
9303 * alias.c: Fix comment formatting.
9304 * bitmap.c: Likewise.
9305 * builtins.c: Likewise.
9306 * calls.c: Likewise.
9307 * c-common.c: Likewise.
9308 * c-decl.c: Likewise.
9309 * c-dump.c: Likewise.
9310 * c-lex.c: Likewise.
9311 * collect2.c: Likewise.
9312 * combine.c: Likewise.
9313 * conflict.c: Likewise.
9314 * cppfiles.c: Likewise.
9315 * cppinit.c: Likewise.
9316 * cpplex.c: Likewise.
9317 * cpplib.c: Likewise.
9318 * cppmacro.c: Likewise.
9319 * cppspec.c: Likewise.
9320 * c-pragma.c: Likewise.
9321 * crtstuff.c: Likewise.
9323 * cselib.c: Likewise.
9324 * c-semantics.c: Likewise.
9325 * c-typeck.c: Likewise.
9327 2001-08-01 H.J. Lu <hjl@gnu.org>
9329 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9331 2001-08-01 H.J. Lu <hjl@gnu.org>
9333 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9335 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9337 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9338 contextualizing Objective-C class name lookup by the lexer.
9339 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9341 (protocoldef): Add support for forward @protocol declarations.
9342 (yylexname): Suppress ObjC class name lookup in certain contexts;
9343 re-enable after lookup is complete.
9344 (_yylex): Re-enable ObjC class name lookup when certain
9345 punctuation marks are seen.
9347 * objc/objc-act.c (check_protocol_recursively): New function used
9348 for finding circular dependencies in protocols.
9349 (objc_declare_protocols): New function for handling forward
9350 @protocol declarations.
9351 (receiver_is_class_object): Detect the case when 'self' is used
9352 inside of a class method.
9353 (build_message_expr): Issue a warning if class method is desired
9354 but instance method is found instead.
9355 (conforms_to_protocol): Streamline.
9356 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9357 protocol Foo, even if 'Bar foo' does not.
9358 (check_protocols): Streamline.
9359 (start_protocol): Add checks for circular and duplicate protocol
9361 (encode_aggregate_within): For typedefs of structs, encode the
9363 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9364 (objc_declare_protocols): New prototype.
9366 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9368 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9369 * cpplex.c (handle_newline): Update prototype. Maintain logical
9371 (skip_escaped_newlines, skip_block_comment, parse_string):
9373 (_cpp_lex_token): Update, and store token position within the token.
9374 * cpplib.h (struct cpp_token): Add line and column entries.
9375 * cppmacro.c (replace_args): Position stringified tokens correctly.
9377 2001-08-01 Andreas Jaeger <aj@suse.de>
9379 * basic-block.h: Add prototype for last_loop_beg_note.
9381 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9383 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9384 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9386 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9387 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9388 expand_decl_cleanup.
9389 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9391 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9392 operand while calling simple_cst_equal.
9393 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9394 operand is the cleanup expression, the third is the RTL_EXPR.
9395 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9397 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9399 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9401 2001-07-31 matthew green <mrg@eterna.com.au>
9403 * config.gcc (i386-*-netbsdelf): New description.
9404 * config/i386/netbsd-elf.h: New file.
9406 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9408 * loop.c (check_dbra_loop): Use single_set to compute
9411 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9413 PowerPC reorg and support for powerpc64-*-linux*.
9415 Also fixes emitting of constants on 32 bit and 64 bit
9418 * config.gcc: powerpc64-*-linux* is a new target.
9419 Things that needed aix.h now also include xcoff.h
9421 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9423 Move AIX specific stuff into aix.h.
9424 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9425 with more than just XCOFF now.
9426 (SET_ASM_OP): Remove, now defined where needed.
9427 (FUNCTION_PROLOGUE): New macro definition.
9428 (FUNCTION_EPILOGUE): New macro definition.
9429 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9431 * config/rs6000/xcoff.h: New file.
9433 * config/rs6000/linux64.h: New file.
9435 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9437 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9439 * rs6000.c (print_operand_address): Handle ELF syntax.
9440 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9441 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9442 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9444 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9446 * rs6000.c (rs6000_override_options): Only disable
9447 flag_function_sections for XCOFF.
9448 (exact_log2_cint_operand): New predicate.
9449 (reg_or_{add,sub}_cint64_operand): New predicates.
9450 (add_operand): Compare CONST_INT with fewer function calls.
9451 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9452 (print_operand, case 'p'): Ensure positive operand.
9453 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9454 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9455 (PREDICATE_CODES): Add new predicates.
9456 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9457 (divsi3, modsi3): Ensure positive power-of-2.
9458 (adddi3): Use new predicate. Split 32-bit constants more
9459 correctly. Re-arrange splitter to handle any constant.
9460 (subdi3): Use new predicate.
9461 (divdi3, moddi3): Ensure positive power-of-2.
9462 (movdi): Use rs6000_emit_set_const.
9463 (load_toc_v4_pic_di): Delete.
9465 2001-07-31 Graham Stott <grahams@redhat.com>
9467 * function.c (pad_below): Revert 2001-07-26 patch.
9469 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9471 * reg-stack (convert_regs_1): Fix best edge condition.
9473 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9475 * jump.c (duplicate_loop_exit_test): Better test for jumps
9476 entering the loop; create loop pre_header.
9478 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9480 * doc/install.texi: Add s390 and s390x as new targets.
9481 * doc/invoke.texi: Add documentation of S/390 and zSeries
9483 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9485 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9487 * config/m68k/m68k.md: Replace all general_operand with
9488 nonimmediate_operand for all destinations.
9489 * config/m68k/m68k.c (not_sp_operand): Likewise.
9491 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9493 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9495 2001-07-30 Richard Henderson <rth@redhat.com>
9497 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9498 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9500 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9502 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9503 Add missing doc strings
9504 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9505 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9507 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9509 * i386.c (ix86_output_main_function_alignment_hack): New function.
9510 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9512 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9513 edges by EDGE_DFS_BACK flag.
9514 (dump_edge_info): Add dfs_back flag.
9515 * basic-block.h (EDGE_DFS_BACK): New constant.
9516 (mark_dfs_back_edges): Declare.
9517 * alias.c (loop_p): Remove.
9518 (mark_constant_function): Use mark_dfs_back_edges.
9520 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9521 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9522 (compensate_edge): Break out from ...
9523 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9524 (convert_regs_2): Set block_done once block is really done;
9525 Do updating of the predecesors counts.
9527 * toplev.c (rest_of_compilation): Recompute block_for_insn
9528 before post-reload cfg_cleanup.
9529 * function.c (thread_prologue_epilogue_insns):
9530 Call set_block_for_new_insns when emitting prologue directly.
9532 2001-07-30 Andreas Jaeger <aj@suse.de>
9534 * jump.c: Add prototype for mark_modified_reg.
9536 * cse.c (set_live_p): Add unused attribute.
9538 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9540 (scan_for_source_files): Use long for count to avoid overflow.
9541 (output_data): Likewise.
9542 (output_data): Don't use string concatatenation to silence gcc
9545 * predict.c: Fix typos and grammar.
9547 * gcse.c (insert_insn_end_bb): Remove unused variables.
9549 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9551 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9552 (attempt_auto_inc): LIkewise.
9553 (mark_used_reg): Likewise.
9554 (try_pre_increment_1): Likewise.
9555 * regclass.c (regclass): Likewise.
9556 * global.c (allocno_compare): Update comment; change scaling factor.
9557 * local-alloc.c (QTY_CMP_PRI): Likewise.
9558 * regs.h (REG_FREQ_FROM_BB): New.
9559 (REG_FREQ_MAX): Likewise.
9561 2001-07-30 H.J. Lu <hjl@gnu.org>
9563 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9566 2001-07-30 H.J. Lu (hjl@gnu.org)
9568 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9569 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9570 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9572 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9574 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9575 as -mthumb-interwork when -mcpu=arm7 is specified.
9577 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9579 * predict.def (noreturn, loop branch, loop exit): Mark as first
9582 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9584 * combine.c (try_combine): Avoid barrier after noop jumps.
9586 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9588 * cpphash.h (struct cpp_reader): Remove import_warning.
9589 * cpplib.c (skip_rest_of_line): Don't bother turning off
9591 (parse_include): Move include handling to...
9592 (do_include_common): ... here. Move import warning from...
9593 (do_import): ... here.
9594 (do_pragma_poison): Don't do a callback for poison identifiers.
9595 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9596 * cppmain.c (setup_callbacks): Similarly.
9598 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9600 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9601 handle multiple sets.
9602 * except.c (sjlj_mark_call_sites): .... here.
9603 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9605 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9607 Suggested by Richard Henderson and Richard Kenner:
9608 * combine.c (recog_for_combine): Use the fake recog
9609 only if instruction does not match.
9610 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9611 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9613 * combine.c (try_combine): Discover noop jump as direct jump.
9615 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9617 * df.c (df_rd_global_compute): Add successors to worklist, not
9619 (df_ru_global_compute): Ditto.
9621 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9623 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9624 increment REG_N_SETS.
9626 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9628 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9630 * sbitmap.c (sbitmap_a_xor_b): New function.
9631 ifdef the basic block stuff on IN_GCC.
9633 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9635 * cppexp.c (parse_defined): Always record the macro name.
9636 (lex): Don't worry about identifiers, or special-case
9638 (_cpp_parse_expr): Figure out at the end of the routine
9639 whether we saw a valid !defined() expression.
9640 * cppfiles.c (stack_include_file): Update for mi_valid.
9641 (_cpp_pop_file_buffer): Similarly.
9642 * cpplex.c (_cpp_lex_token): Similarly.
9643 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9644 mi_if_not_defined, mi_lexed): Remove.
9646 * cpplib.c (do_if): Simplify.
9647 (do_endif, push_conditional, _cpp_handle_directive): Update
9648 for renaming of mi_state to mi_valid.
9650 * cpp.texi: Add index entries for digraphs, and add comment
9651 that C++ refers to them as alternative tokens.
9653 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9655 * basic-block.h (CLEANUP_PRE_LOOP): New.
9656 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9657 * sibcall.c (optimize_sibling_calls): Likewise.
9658 * toplev.c (rest_of_compilation): Likewise.
9659 * flow.c (try_forward_edges): Take argument MODE;
9660 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9661 (try_optimize_cfg): Update call of try_forward_edges.
9663 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9664 Jan Hubicka <jh@suse.cz>
9666 * (validate_replace_rtx_1): Fix simplification of MINUS.
9668 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9670 PR preprocessor/3669
9671 * cppinit.c (init_dependency_output): Turn off dump requests
9672 if sending dependencies to stdout.
9674 2001-07-28 Richard Henderson <rth@redhat.com>
9676 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9679 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9681 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9683 2001-07-28 Kazu Hirata <kazu@hxi.com>
9685 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9686 is VAR_DECL first to prevent an ICE.
9688 2001-07-28 Richard Henderson <rth@redhat.com>
9690 * varasm.c (immed_real_const_1): Don't elide special cases for
9692 (clear_const_double_mem): Clear const_tiny_rtx too.
9694 2001-07-28 Richard Henderson <rth@redhat.com>
9696 * dwarf2out.c (dw_val_class_offset): New.
9697 (struct dw_ranges_struct, dw_ranges_ref): New.
9698 (ranges_table, ranges_table_allocated): New.
9699 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9700 (add_AT_offset, add_ranges, output_ranges): New.
9701 (print_die, output_die): Handle dw_val_class_offset.
9702 (attr_checksum, size_of_die, value_format): Likewise.
9703 (gen_lexical_block_die): Handle non-contiguous blocks.
9704 (gen_block_die): Likewise.
9705 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9706 if needed. Dump the ranges table.
9707 * final.c (final_start_function): Remove unnecessary notes and
9708 rebuild the block tree before numbering the blocks.
9709 * function.c (reorder_blocks_0): Walk the existing block tree
9710 to unmark all blocks.
9711 (reorder_blocks_1): Create block fragments when duplicate block
9713 (reorder_fix_fragments): New.
9714 (reorder_blocks): Call it.
9715 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9717 2001-07-28 Richard Henderson <rth@redhat.com>
9719 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9721 2001-07-28 Richard Henderson <rth@redhat.com>
9723 * flow.c (add_to_mem_set_list): New function.
9724 (init_propagate_block_info): Use it.
9725 (mark_set_1): Likewise.
9726 (insn_dead_p): Canonicalize memory address for dead store
9727 comparison. Allow wider mode stores to kill narrower mode stores.
9728 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9729 (invalidate_mems_from_set): Don't handle MEMs.
9731 2001-07-28 Kazu Hirata <kazu@hxi.com>
9733 * config/h8300/h8300.h: Fix formatting.
9735 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9737 * basic-block.h (EDGE_FREQUENCY): New macro.
9738 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9740 * flow.c (find_sub_basic_blocks): Likewise.
9741 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9742 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9744 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9745 (HITRATE): New macro.
9746 (PRED_FLAG_FIRST_MATCH): New constant.
9747 (predictor_info): New field flgags.
9748 (combine_predictions_for_insn): Use DS theory to combine
9749 probabilities; set the edge probabilities when finished.
9750 (estimate_probability): Avoid duplicated matches
9751 of LOOP_BRANCH heuristics for nested loops; update comment.
9752 * predict.def: Add flags for each prediction, set probabilities
9753 according to B&L paper.
9754 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9756 * profile.c (compute_branch_probabilities): Cleanup way the edge
9757 probabilities are computed and REG_BR_PROB notes are dropped; if
9758 values does not match, emit error.
9759 (init_branch_prob): Do error instead of warning when profile driven
9760 feedback is missing or corrupt.
9762 2001-07-27 DJ Delorie <dj@redhat.com>
9764 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9765 against a constant, try to adjust the compare to have the desired
9766 constant in it so that min/max optimizations happen more often.
9768 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9770 * flow.c (last_loop_beg_note): New function.
9771 (redirect_edge_and_branch): Use it.
9772 (split_edge): Likewise.
9774 * alias.c (loop_p): Avoid uninitialized memory access.
9776 * flow.c (try_forward_edges): Avoid accessing freed memory.
9778 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9781 2001-07-26 Andrew Haley <aph@redhat.com>
9782 Joern Rennecke <amylaar@redhat.com>
9784 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9785 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9786 (SUBTARGET_CPP_SPEC): New.
9788 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9789 (SUBTARGET_CPP_PTR_SPEC): New.
9790 (CPP_DEFAULT_CPU_SPEC): New.
9791 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9792 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9793 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9794 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9795 (SUBTARGET_CPP_SPEC): Define as an empty string.
9797 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9799 * doc/install.texi (Configuration): Properly link the host
9800 specific instructions also when generating HTML.
9802 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9804 * flow.c (redirect_edge_and_branch_force): Test
9805 target->global_live_at_start.
9807 2001-07-26 Richard Henderson <rth@redhat.com>
9809 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9810 * rtl.h (avoid_constant_pool_reference): Declare it.
9811 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9812 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9814 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9816 * rtl.h (cleanup_barriers): Declare.
9817 * jump.c (cleanup_barriers): New function.
9818 * toplev.c (rest_of_compilation): Call cleanup_barriers
9819 before loop optimizer and after bb_reorder.
9821 * flow.c (back_edge_of_syntactic_loop_p): New.
9822 (split_edge): Use it.
9824 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9826 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9828 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9830 * cse.c (cse_process_notes): Replace any registers if the address
9833 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9835 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9836 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9837 (propagate_block): Update prototype.
9838 * flow.c (update_life_info): Simplify the CFG and
9839 recalculate the global regs which are alive when
9840 removing dead code during a global update.
9841 (propagate_block): Return non-zero if an INSN is
9844 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9846 * Makefile.in (LIBICONV): Define.
9848 2001-07-26 Catherine Moore <clm@redhat.com>
9850 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9851 of conditional to avoid tree checking errors.
9853 2001-07-26 Kazu Hirata <kazu@hxi.com>
9855 * regmove.c (regmove_optimize): Don't replace a reg with
9856 another reg of a different mode.
9858 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9860 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9861 limit length of dependency flush list.
9862 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9863 * sched-int.h (struct deps): Add pending_flush_length field.
9864 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9865 has 1 element in it.
9866 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9867 (sched_analyze): After a jump, if the pending memory flush list is too
9868 large, flush the pending lists.
9869 (init_deps): Initialize pending_flush_length to 0.
9870 * doc/invoke.texi (max_pending_list_length): Document parameter.
9872 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9874 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9875 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9876 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9878 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9880 * cpphash.h (struct_lexer_state): Delete was_skipping.
9881 Move skipping here from struct cpp_reader.
9882 * cpplex.c (parse_identifier): Update.
9883 (_cpp_lex_token): Don't skip tokens in a directive.
9884 * cpplib.c (struct if_stack): Update.
9885 (start_directive, end_directive): Don't change skipping state.
9886 (_cpp_handle_directive): Update.
9887 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9888 (do_else, do_endif): Update; only check for excess tokens if not
9889 in a skipped conditional block.
9890 (push_conditional): Update for new struct if_stack.
9892 2001-07-26 Graham Stott <grahams@redhat.com>
9894 * function.c (locate_and_pad_parm): Also pad initial offset
9895 so that the total argument size also includes the padding.
9897 2001-07-26 Graham Stott <grahams@redhat.com>
9899 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9900 change XSTR to XTMPL.
9902 (process_one_cond_exec): Likewise
9904 2001-07-25 Richard Henderson <rth@redhat.com>
9906 * varasm.c (assemble_variable): Create DECL_RTL before setting
9909 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9911 * predict.c (estimate_probability): Avoid duplicated predictions.
9913 * loop.c (find_and_verify_loops): Grok multiple barriers.
9915 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9917 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9919 * dbxout.c: Consistently use putc instead of fputc.
9920 (print_wide_int): New function; call instead of direct fprintf.
9921 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9922 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9923 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9924 (print_int_cst_octal): Likewise.
9925 (print_octal): Show we wrote characters.
9926 (dbxout_type): Set have_used_extensions in more places.
9928 2001-07-25 Catherine Moore <clm@redhat.com>
9930 * config/v850/v850.c (v850_va_arg): Use addr
9931 instead of valist to build incr.
9933 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9935 * flow.c (delete_dead_jumptables): New function.
9936 (life_analyzis): Call it.
9937 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9940 2001-07-25 Richard Henderson <rth@redhat.com>
9942 * except.c (reachable_handlers): Handle a region being removed
9943 out from under a RESX.
9945 2001-07-25 Richard Henderson <rth@redhat.com>
9947 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9948 swap GE/GT if it is an fp comparison.
9950 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9952 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9955 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9957 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9958 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9961 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9963 (visit_expression): When attempting to simplify an expression,
9964 retrieve any modes for arguments before they are simplified
9967 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9968 Janis Johnson <janis@us.ibm.com>
9970 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9971 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9972 pointer parameters to match documented usage of nonlocal_goto.
9973 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9974 parameters to their correct order.
9975 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9976 parameters to their correct order.
9978 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9980 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9982 2001-07-25 Jan Hubicka <jh@suse.cz>
9983 Richard Henderson <rth@redhat.com>
9985 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9987 (make_edges): New argument update_p; populate the edge cache if set.
9988 (find_basic_blocks): Update make_edges invocation.
9990 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9992 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9994 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9996 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9997 -Acpu and -Amachine.h.
9998 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9999 Corrected header to say ELF not a.out.
10000 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10001 when given -msoft-float.
10003 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10005 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10006 extra multilib parts like arm-elf.
10007 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10008 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10009 crtfini.o as extra multilib parts.
10011 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10013 * configure.in: Add rtems as a supported thread model.
10014 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10015 * configure: Rebuilt.
10017 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10019 * stor-layout.c (get_mode_alignment): make it work when
10020 BITS_PER_UNIT is not a power of two.
10021 * builtins.c (get_pointer_alignment): Likewise.
10023 2001-07-24 Richard Henderson <rth@redhat.com>
10025 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10026 the retrieved constant into the expected mode.
10028 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10030 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10031 (verify_flow_info): Check for duplicated edges; clarify
10034 * flow.c (block_label): Update basic_block_for_insn.
10035 (commit_edge_insertions): Call compute_bb_for_insn.
10037 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10040 * flow.c (redirect_edge_and_branch,
10041 try_optimize_cfg): Use redirect_edge_succ_nodup
10042 (redirect_edge_succ_nodup): New.
10043 * basic_block.h (redirect_edge_succ_nodup): Declare.
10045 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10048 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10050 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10051 (try_crossjump_to_edge): Update commetns.
10052 (try_crossjump_bb): Likewise.
10054 2001-07-24 Richard Henderson <rth@redhat.com>
10056 * combine.c (distribute_notes): Move set of need_refresh
10057 for noop_move_p down to catch all cases.
10059 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10061 * recog.c (split_all_insns_noflow): New.
10062 * rtl.h (split_all_insns_noflow): Declare.
10063 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10064 * m68hc11.c (m68hc11_reorg): Likewise.
10065 * sh.c (machine_dependent_reorg): Likewise.
10066 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10069 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10071 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10072 (ashlsi3_n splitter): Likewise.
10073 (lshrsi3_n splitter): Likewise.
10075 (GOTaddr2picreg): Make const SImode.
10076 (sym_label2reg): Likewise.
10077 (symGOT2reg): Likewise.
10078 (symGOTOFF2reg) Likewise.
10080 (casesi_worker_0): Make unspec SImode.
10082 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10084 * config/sh/sh.c (barrier_align): Check that an operand really is
10085 an insn before extracting its INSN_CODE.
10087 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10089 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10092 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10093 for SImode to prevent overflow.
10095 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10097 * config/mips/irix6-libc-compat.c: New file.
10098 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10099 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10100 passing workaround.
10102 2001-07-24 lars brinkhoff <lars@nocrew.org>
10104 * rtl.texi (REG_POINTER): Document.
10105 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10106 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10108 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10110 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10112 2001-07-23 Richard Henderson <rth@redhat.com>
10114 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10116 2001-07-23 Kazu Hirata <kazu@hxi.com>
10118 * config/h8300/h8300-protos.h: Add a prototype for
10119 general_operand_dst_push.
10120 * config/h8300/h8300.c (general_operand_dst_push): New.
10121 * config/h8300/h8300.h (OK_FOR_T): New.
10122 (EXTRA_CONSTRAINT): Use it.
10123 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10124 the existing movqi pattern.
10125 (movhi_push): Likewise.
10127 * reload.c: Fix comment typos.
10129 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10131 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10133 2001-07-23 H.J. Lu (hjl@gnu.org)
10135 * doc/extend.texi: Update __builtin_return_address and
10136 __builtin_frame_address.
10138 2001-07-23 Richard Henderson <rth@redhat.com>
10140 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10142 * config/i386/i386.md: New setcc+movzbl peephole2.
10144 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10146 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10147 * objc/objc-act.c: Include debug.h.
10148 (synth_module_prologue): Save and restore debug hooks too.
10150 2001-07-23 lars brinkhoff <lars@nocrew.org>
10152 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10153 and C4X_FLOAT_FORMAT.
10154 (BOOL_TYPE_SIZE): Document.
10156 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10158 * unroll.c (loop_iterations): Fix miscalculation of initial
10161 2001-07-13 Andrew Haley <aph@redhat.com>
10163 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10164 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10165 * config/sh/sh.c (sh_can_redirect_branch): New function.
10166 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10167 * reorg.c (steal_delay_list_from_target): Use
10168 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10170 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10172 * flow.c (try_simplify_condjump): Unlink insn chain on
10173 fallthru edge; use can_fallthru.
10175 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10177 * basic-block.h (find_sub_basic_block): Declare.
10178 * flow.c (make_edges): New arguments MIN and MAX;
10179 (find_sub_basic_blocks): Revamp to use make_edges
10180 and purge_dead_edges.
10181 (find_basic_blocks): Update call of find_sub_basic_block.
10183 * recog.c (split_all_insns): Always expect CFG to be consistent;
10184 call find_sub_basic_blocks in case something has changed.
10185 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10188 * basic-block.h (delete_noop_moves): Declare.
10189 * combine.c (combine_instructions): Call it.
10190 (recog_for_combine): Tolerate noop moves
10191 (distribute_notes): Force refresh when register dies at noop move.
10192 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10194 (life_analysis): Update delete_noop_moves call.
10195 (set_noop_p): Move too ...
10196 * rtlanal.c (noop_move_p): ... here.
10197 * rtl.h (noop_move_p): Declare.
10199 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10200 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10202 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10203 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10205 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10207 * reload.c (push_reload): Fix typo in comment.
10208 (find_reloads_address): Ditto.
10209 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10211 2001-07-22 Richard Henderson <rth@redhat.com>
10213 * flow.c: Grammar check and clarify a lot of comments.
10214 (try_simplify_condjump): Rename variables to be clearer.
10215 (try_forward_edges): Skip complex and fallthru edges.
10216 Rearrange tests to avoid duplicate checks.
10217 (flow_find_cross_jump): Likewise.
10218 (outgoing_edges_match): Allow match if neither branch has
10219 probability data. Loosen probability match to 5%.
10220 (try_crossjump_to_edge): Hoist repeated indirection into
10222 (try_crossjump_bb): Don't check complex edges. Eliminate
10223 redundant crossjump tests.
10224 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10225 checks before more expensive checks.
10227 2001-07-22 Richard Henderson <rth@redhat.com>
10229 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10230 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10233 2001-07-22 Richard Henderson <rth@redhat.com>
10235 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10236 (const_sint32_operand): Likewise.
10237 * m68k.md (anon mulsi pattern): Use const_int_operand not
10238 const_sint32_operand.
10239 (umulsi3_highpart): Zero extend a constant input.
10240 (smulsi3_highpart): Don't bother checking SImode constant.
10241 (const_umulsi3_highpart): Give op3 DImode.
10242 (const_smulsi3_highpart): Likewise.
10244 2001-07-22 Richard Henderson <rth@redhat.com>
10246 * flow.c (split_block): Make sure bb_note is included in the
10247 new block when splitting before a label.
10249 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10251 * basic-block.h (redirect_edge_and_branch_force,
10252 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10253 * flow.c (redirect_edge_and_branch_force,
10254 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10255 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10256 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10257 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10258 instead of label; update CFG after transformation.
10259 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10260 for finishing the transformation; handle even case where ELSE
10261 does not follow THEN.
10262 (find_if_case_2): Update call of dead_or_predictable; simplify
10265 * emit-rtl.c (split_branch_probability): New global variable.
10266 (try_split): Take care to set split_branch_probability and
10267 create REG_BR_PROB note for new jump insns.
10268 * md.texi (define_split): Document new feature.
10270 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10272 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10274 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10275 (asm_out_file): Remove redundant declaration.
10276 (assemble_asm): Remove old #if 0 block.
10277 (assemble_variable): Remove end of function; debug output is
10278 now handled with global_decl. Remove old #if 0 block. Update.
10279 Remove saved_in_section and associated no-op code.
10280 * Makefile.in (varasm.o): Correct dependencies.
10282 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10284 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10285 the definition in defaults.h.
10287 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10289 * jump.c: Update comments.
10290 (delete_barrier_successors, delete_unreferenced_labels,
10291 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10292 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10293 jump_optimize, jump_optimize_minimal): Kill.
10294 (rebuild_jump_labels): Move code from jump_optimize_1.
10295 (purge_line_number_notes): Likewise.
10296 (copy_loop_headers): Likewise.
10297 * reg-stack.c: Update comment.
10298 * stmt.c: Likewise.
10299 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10300 JUMP_AFTER_REGSCAN): Kill.
10301 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10302 purge_line_number_notes and copy_loop_headers.
10304 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10305 Richard Henderson <rth@redhat.com>
10307 * dbxout.c (dbxout_global_decl): New.
10308 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10309 * sdbout.c (sdbout_finish): New.
10310 (sdbout_debug_hooks): Use it, add comments.
10311 (sdbout_global_decl): Defer initialised public vars to
10313 * varasm.c (assemble_variable): Don't output debug information
10314 for file-scope variables.
10316 2001-07-22 Richard Henderson <rth@redhat.com>
10318 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10319 (get_round_mode_suffix): New.
10320 (print_operand): Use them for [/]. Remove support for [&'`()+].
10321 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10322 * config/alpha/alpha.md (attr round_suffix): New.
10323 (attr trap_suffix): New.
10324 (all insns): Set them appropriately. Use %/ instead of the
10325 myriad punctuators.
10327 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10329 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10331 2001-07-22 Richard Henderson <rth@redhat.com>
10333 * regrename.c (regrename_optimize): Compute nregs for each
10334 potential target register.
10336 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10337 Richard Henderson <rth@redhat.com>
10339 * dbxout.c (dbxout_global_decl): New.
10340 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10341 * sdbout.c (sdbout_finish): New.
10342 (sdbout_debug_hooks): Use it, add comments.
10343 (sdbout_global_decl): Defer initialised public vars to
10345 * varasm.c (assemble_variable): Don't output debug information
10346 for file-scope variables.
10348 2001-07-21 H.J. Lu (hjl@gnu.org)
10350 * config/mips/mips.c (mips_cpu): Moved into ...
10351 (override_options): Here.
10353 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10355 (mips_cpu): Removed.
10357 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10359 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10360 ("iorqi3"): Likewise.
10361 ("xorqi3"): Likewise.
10362 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10363 ("*subhi3_sp): Likewise.
10364 ("*subhi3"): Likewise.
10365 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10368 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10370 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10371 * config/freebsd.h: Likewise.
10372 * config/linux.h: Likewise.
10373 * config/openbsd.h: Likewise.
10374 * config/alpha/linux-elf.h: Likewise.
10375 * config/arm/linux-elf.h: Likewise.
10376 * config/d30v/d30v.h: Likewise.
10377 * config/fr30/fr30.h: Likewise.
10378 * config/ia64/aix.h: Likewise.
10379 * config/ia64/ia64.h: Likewise.
10380 * config/mips/linux.h: Likewise.
10381 * config/pj/pj.h: Likewise.
10382 * config/rs6000/linux.h: Likewise.
10383 * config/sparc/linux.h: Likewise.
10384 * config/sparc/linux64.h: Likewise.
10386 2001-07-20 Bruce Korb <bkorb@gnu.org>
10388 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10389 because getc() and char* may disagree on signedness.
10391 2001-07-20 Richard Henderson <rth@redhat.com>
10393 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10395 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10396 insns to delete in the presence of cc0 in a jump insn.
10398 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10399 Jan Hubicka <jh@suse.cz>
10401 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10402 of doing the change by hand.
10404 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10406 * rtlanal.c (set_noop_p): Return true for noop jumps.
10408 * expr.c (emit_single_push_insn): Add call to push expander.
10409 * expr.h (optab_index): Add OTI_push
10410 (push_optab): New constant.
10411 * genopinit.c (optabs): Add push_optab.
10412 * optabs.c (init_optab): Init push optab.
10413 * md.texi (push??1): Document
10415 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10417 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10418 expand to emit the pattern; put a REG_INC note for push/pop
10420 ("movdf", "movdf_internal"): Likewise.
10421 ("movsi", "movsi_internal"): Likewise.
10422 ("movsf", "movsf_internal"): Likewise.
10423 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10425 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10427 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10430 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10432 * params.def: Change default max inline insns to 100.
10434 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10436 * combine.c (combine_simplify_rtx): Generate a new shift operation
10437 when simplifying the first operand of a (neg (ashift)) expression.
10439 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10441 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10443 2001-07-20 Kelley Cook <kelley.cook@home.com>
10445 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10446 information. Move rest into ...
10447 (*-*-solaris): ... here. Eliminate redundant information and
10448 reword necessary packages section. Delete 4.x assembler bug info.
10449 (sparc-sun-*): Merge into ...
10450 (sparc-sun-sunos*): here.
10452 2001-07-20 Catherine Moore <clm@redhat.com>
10454 * config/v850/v850.md (casesi): Generate LABEL_REF
10457 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10459 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10460 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10461 * i386.md (strclrsi expander): Use it.
10463 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10465 * integrate.c (copy_insn_list): handle
10466 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10467 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10468 identically as to CODE_LABEL.
10470 * fold-const (fold): Convert A/B/C to A/(B*C) and
10473 * except.c (connect_post_landing_pads): Delete the RESX insns.
10475 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10477 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10479 * config/mips/mips.md (nmadd/nmsub): Use macro.
10481 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10483 * cppinit.c (remove_dup_dir): Make static.
10484 (remove_dup_dirs): Make static. Only warn about preempting a
10485 system directory with a non-system directory.
10487 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10489 * ifcvt.c (noce_try_store_flag_constants): Correct order
10490 of parameters to trunc_int_for_mode.
10492 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10494 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10495 an exception that will be caught within this function, do not fill
10496 its delay slot with any subsequent instruction.
10498 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10500 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10501 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10502 pointer extension instruction.
10503 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10504 * simplify-rtx.c (simplify_unary_operation) Likewise.
10505 * explow.c (convert_memory_address) Check value of
10506 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10508 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10509 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10510 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10511 Add Multilib Support.
10512 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10513 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10514 Add Multilib Support.
10515 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10517 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10518 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10519 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10521 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10523 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10524 old and new operands in `<', `3' and `b'.
10526 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10528 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10529 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10530 (toplev.o): Don't depend on xcoffout.h.
10531 * c-decl.c: Include debug.h
10532 (duplicate_decls): Use debug hook.
10533 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10534 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10535 (dbxout_types): Remove.
10536 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10537 * debug.c (do_nothing_debug_hooks): Update.
10538 (debug_true_tree, debug_nothing_rtx): New.
10539 * debug.h (struct rtx_def): New.
10540 (struct gcc_debug_hooks): New hooks ignore_block,
10541 outlining_inline_function and label.
10542 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10543 dwarf2out_frame_finish): New.
10544 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10545 Make static, update prototype.
10546 (dwarf2_debug_hooks): Update.
10547 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10548 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10549 * dwarfout.c (dwarf_debug_hooks): Update.
10550 * emit-rtl.c: Include debug.h.
10551 (remove_unnecessary_notes): Use debug hook.
10552 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10553 (final_scan_insn): Use debug hook.
10554 * integrate.c (output_inline_function): Use debug hook.
10555 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10556 (sdb_debug_hooks): Update.
10557 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10558 * toplev.c: Don't include xcoffout.h.
10559 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10560 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10562 * tree.h (dwarf2out_do_frame): Remove.
10564 2001-07-19 Catherine Moore <clm@cygnus.com>
10566 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10568 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10570 * reload1.c (eliminate_regs_in_insn): When updating a set
10571 to the frame pointer to the hardware frame pointer, perform
10572 the update always not just when REPLACE is set.
10574 * reload1.c (choose_reload_regs): Don't inherit a reload
10575 that crosses multiple registers if registers past the first
10576 don't fit in the desired class.
10578 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10579 when negating constants.
10581 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10583 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10584 * doc/tree.texi: Ditto.
10586 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10587 Jakub Jelinek <jakub@redhat.com>
10589 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10590 (extract_cie_info): Handle "eh" augmentation properly,
10592 (struct frame_state, __frame_state_for): New.
10594 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10596 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10597 HANDLE_SYSV_PRAGMA): Define.
10598 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10600 (copy_object): Caller changed.
10602 2001-07-19 Andreas Schwab <schwab@suse.de>
10604 * configure.in (assembler dwarf2 debug_line support): Define nop
10606 * configure: Regenerated.
10608 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10610 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10612 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10613 to conditionally compiled block.
10614 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10615 * dbxout.h (dbxout_function): Remove.
10616 * debug.c (do_nothing_debug_hooks): Update.
10617 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10618 global_decl, deferred_inline_function.
10619 * dwarf2out.c (dwarf2_debug_hooks): Update.
10620 (dwarf2out_global_decl): New.
10621 * dwarfout.c: Don't include dwarfout.h.
10622 (dwarfout_global_decl, dwarfout_function_decl,
10623 dwarfout_deferred_inline_function): New.
10624 (dwarf_debug_hooks): Update.
10625 * dwarfout.h: Remove.
10626 * final.c: Don't include dwarfout.h.
10627 * sdbout.c (sdbout_global_decl): New.
10628 (sdbout_debug_hooks): Update.
10629 * toplev.c: Don't include dwarfout.h.
10630 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10631 (note_deferral_of_defined_inline_function): Remove.
10632 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10633 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10634 * ch/lex.c: Don't include dwarfout.h.
10635 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10636 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10637 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10638 * cp/optimize.c: Include debug.h.
10639 (maybe_clone_body): Use debug hook.
10640 * cp/semantics.c: Include debug.h.
10641 (expand_body): Use debug hook.
10642 * po/POTFILES.in: Remove dwarfout.h.
10644 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10646 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10647 * c-parse.in (yyerror, _yylex): Similarly.
10648 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10649 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10651 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10652 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10654 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10656 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10657 in-class declaration at -g1. Fixes c++/2814.
10659 2001-07-18 Richard Henderson <rth@redhat.com>
10661 * doc/md.texi (reload_in/out): Document restrictions in predicates
10662 and constraints for these patterns. Document empty string matching
10665 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10667 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10669 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10671 * cse.c: Undo my previous patch.
10673 2001-07-18 Tom Tromey <tromey@redhat.com>
10676 * configure: Rebuilt.
10677 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10679 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10681 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10682 Jan Hubicka <jh@suse.cz>
10684 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10685 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10686 * jump.c (mark_jump_label): Do not forward branches.
10688 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10690 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10691 when return value is unused.
10693 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10695 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10697 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10699 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10700 on error. We can't blindly return the result of
10701 pthread_mutex_trylock because it returns a positive number on
10702 error, while we must return -1 on error.
10703 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10705 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10707 2001-07-18 Andreas Jaeger <aj@suse.de>
10709 * integrate.c (output_inline_function): Correct type of debug_hooks.
10711 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10713 * combine.c (combine_simplify_rtx): DIV can be treated
10714 associatively for floats if unsafe math optimisations are enabled.
10716 2001-07-17 Richard Henderson <rth@redhat.com>
10718 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10720 2001-07-17 Richard Henderson <rth@redhat.com>
10722 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10723 don't force the function address into a register.
10724 (expand_call, emit_library_call_value_1): Update callers.
10725 * builtins.c (expand_builtin_apply): Likewise.
10726 * expr.h (prepare_call_address): Update decl.
10728 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10730 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10732 * config/i386/chorus.h: Move up.
10733 * config/sparc/chorus.h: Likewise.
10734 * config/rs6000/chorus.h: Likewise.
10735 * config/chorus.h: Moved here.
10737 2001-07-17 Andreas Schwab <schwab@suse.de>
10739 * configure.in (assembler eh_frame optimization): Handle big
10741 * configure: Regenerated.
10743 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10745 * expr.c (epxand_expr): Convert divisions into multiplications by
10746 reciprocals if -ffast-math.
10748 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10750 * dbxout.c (dbxout_really_begin_function): Rename to
10751 dbxout_begin_function.
10752 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10753 (dbxout_begin_function): Remove.
10754 (dbxout_function): Update.
10755 (dbxout_source_line): Update prototype.
10756 * dbxout.h (dbxout_begin_function): Remove.
10757 * debug.c (do_nothing_debug_hooks): Update.
10758 (debug_nothing_tree): Update.
10759 (debug_nothing_charstar_rtx): Remove.
10760 * debug.h (union tree_node): Declare.
10761 (struct rtx_def): Remove.
10762 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10763 begin_function. Change source_line prototype.
10764 (debug_nothing_tree): New.
10765 (debug_nothing_charstar_rtx): Delete.
10766 (dwarf2out_begin_prologue): Moved from ...
10767 * tree.h: ... here.
10768 * dwarf2out.c (dwarf2_debug_hooks): Update.
10769 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10770 debug info, call dwarf2out_source_line.
10771 (dwarf2out_souce_line): Update prototype.
10772 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10773 Change prototype, make static.
10774 (dwarfout_source_line): Update prototype.
10775 (dwarf_debug_hooks): Update.
10776 * dwarfout.h (dwarfout_begin_function): Remove.
10777 * final.c (final_start_function, final_scan_insn): Use appropriate
10778 debug hooks, update to use notice_source_line.
10779 (output_source_line): Rename notice_source_line. Don't call the
10780 source_line debug hook.
10781 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10782 make static, update prototype.
10783 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10785 (sdbout_end_prologue): New.
10786 (sdbout_source_line): Update prototype.
10787 (sdbout_debug_hooks): Update.
10788 (sdbout_symbol): Remove unused var.
10789 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10791 * varasm.c: Include debug.h.
10792 (assemble_start_function): Use begin_function debug_hook.
10793 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10794 update with prototype.
10795 (xcoffout_source_line): Update prototype.
10796 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10798 (xcoffout_source_line): Update prototype.
10800 2001-07-17 Richard Henderson <rth@redhat.com>
10802 * c-typeck.c (build_binary_op): Do not shorten unsigned
10803 right shift after sign extension.
10805 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10807 * combine.c (combine_simplify_rtx): Attempt to simplify
10808 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10810 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10811 (simplify_binary_operation, simplify_unary_operation,
10812 simplify_relational_operation): Use it.
10814 * combine.c (combine_simplify_rtx): Don't do associative law
10815 on divisions; allow associative law on floats.
10817 2001-07-17 H.J. Lu <hjl@gnu.org>
10818 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10820 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10821 ASM_OUTPUT_WEAK_ALIAS are defined.
10822 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10823 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10825 * config/mips/iris5.h: ... here.
10826 (HANDLE_SYSV_PRAGMA): Defined as 1.
10827 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10828 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10831 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10833 * c-parse.in (all_prefix_attributes): New variable.
10834 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10835 (maybe_resetattrs): New production.
10836 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10837 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10838 notype_initdcl, nested_function, notype_nested_function,
10839 component_decl, components, components_notype,
10840 component_declarator, component_notype_declarator,
10841 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10842 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10843 after a comma being applied to more than one declarator.
10844 * doc/extend.texi (Attribute Syntax): Update. Remove
10845 documentation of bugs that are no longer present.
10847 2001-07-13 Eric Christopher <echristo@redhat.com>
10849 * config/mips/mips.h: Change TUNE_MIPS* options to use
10851 (EXTRA_SPECS): Add cc1_cpu_spec.
10852 * config/mips/mips.md (muldf3): Fix typo.
10854 2001-07-16 Richard Henderson <rth@redhat.com>
10856 * config/m68k/m68k.c: Include expr.h and reload.h.
10857 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10858 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10860 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10861 Richard Henderson <rth@redhat.com>
10863 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10864 (insn_live_p): Fix fall off end of function.
10865 (dead_libcall_p): Remove COUNTS argument; update callers.
10866 (delete_trivially_dead_insns): Remove unused variables.
10868 2001-07-17 Andreas Jaeger <aj@suse.de>
10870 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10871 x86-64 pic support.
10873 * lcm.c (optimize_mode_switching): Avoid warning for unused
10874 variable if !NORMAL_MODE.
10876 * flow.c (try_crossjump_to_edge): Remove unused variable.
10878 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10880 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10881 atexit declaration in stdlib.h.
10883 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10885 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10887 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10889 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10890 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10891 do rebuild_jump_labels instead of jump_optimize
10892 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10893 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10894 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10896 * flow.c: Include timevar.h
10897 (find_basic_block): Push/pop timevar;
10898 (cleanup_cfg): Likewise.
10899 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10900 * Makefile: Add dependencies on timevar.h
10902 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10903 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10905 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10906 * toplev.c (rest_of_compilation): Update calls.
10907 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10908 (delete_trivially_dead_insns): ... here; accept new argument
10909 preserve_basic_blocks; preserve basic blocks if set.
10911 * reg-stack.c (stack_regs_mentioned): Return 0 if
10912 stack_regs_mentioned_data is not initialized.
10913 (reg_to_stack): Make stack_regs_mentioned survive after the
10914 reg-stack is completted; do not call cleanup_cfg.
10915 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10916 make cleanup_cfg after bb-reorder to output to debug file.
10918 2001-07-16 Richard Henderson <rth@redhat.com>
10920 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10921 from int_reg_class_contents.
10923 2001-07-16 Richard Henderson <rth@redhat.com>
10925 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10926 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10927 (init_reg_sets_1): Move initialization from cse_main.
10928 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10929 (cse_main): Move its initialization also.
10930 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10931 * flow.c (propagate_one_insn): Likewise.
10932 * gcse.c (compute_hash_table): Likewise.
10933 (compute_kill_rd, compute_store_table): Likewise.
10934 * sched-deps.c (sched_analyze_1): Likewise.
10936 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10938 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10941 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10943 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10944 in if statement so we don't access undefined memory.
10946 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10948 * gcse.c: Update comment at top.
10949 Update comment on mem handling.
10950 mem_last_set, mem_first_set, mem_set_in_block: gone.
10951 Declaration of reg_set_info: gone.
10952 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10953 pointless with load_killed_in_block_p (they are *more*
10954 conservative then it, not less, and less accurate).
10955 (oprs_not_set_p): Ditto.
10956 (alloc_gcse_mem): Don't allocate mem_set_in_block
10957 (free_gcse_mem): Don't free it, either.
10958 (record_last_mem_set_info): Update comment in front, remove
10959 mem_*set_* stuff. Note the reason we don't handle stores directly
10961 (compute_hash_table): Update comments to reflect reality. Remove
10962 mem_*set_* references.
10963 (reset_opr_set_tables): Remove mem_*set_* references.
10964 (mark_call): Ditto.
10965 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10966 (mark_clobber): Ditto (on both parts, we double set here too).
10967 (expr_killed_p): Remove mem_set_in_block test.
10968 (compute_transp): Remove mem_set_in_block test.
10970 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10971 of edge, and removal of phi alternative to dump file.
10972 (ssa_ccp_substitute_constants): Add note about register now being
10973 constant, and which uses were replaced in what insns to dump file.
10975 2001-07-16 Andreas Jaeger <aj@suse.de>
10977 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10978 variables of type HOST_WIDEST_INT.
10980 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10981 (__bb_exit_func): Correct type of count_max to avoid overflow.
10982 (num_digits): Handle long long argument.
10984 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10986 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10988 * output.h (sdb_begin_function_line): Restore as an extern
10990 * sdbout.c (sdb_begin_function_line): Make extern.
10992 2001-07-15 Richard Henderson <rth@redhat.com>
10994 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10995 * genrecog.c (maybe_both_true_mode): New.
10996 (maybe_both_true_2): Use it.
10997 (write_switch): Don't put Pmode in a switch.
10998 * rtl.c (mode arrays): Don't explicitly size them.
11000 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11002 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11003 handling; move unconditional splitting before mode switching.
11005 * i386.md (type): Add fistp type.
11006 (i387, length_attr, scheduling definitions): Handle this type.
11007 (fix_trunc?f?i2): Revamp to use mode switching.
11008 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11009 * i386.h (fp_cw_mode): New enum
11010 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11011 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11013 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11015 * Makefile.in (integrate.o): Add debug.h.
11016 * integrate.c (debug.h): Add.
11017 (output_inline_function): Save, reset, and restore debug_hooks.
11019 2001-07-15 Richard Henderson <rth@redhat.com>
11021 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11022 instead of COMPARE for the EQUIV expression.
11024 2001-07-15 Richard Henderson <rth@redhat.com>
11026 * flow.c (redirect_edge_and_branch_force): Initialize
11027 global_live_at_start and global_live_at_end.
11028 (allocate_bb_life_data): Export.
11029 * basic-block.h (allocate_bb_life_data): Declare.
11030 * toplev.c (rest_of_compilation): Call it.
11032 2001-07-15 Richard Henderson <rth@redhat.com>
11034 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11035 (alpha_tablejump_best_label): New.
11036 * config/alpha/alpha-protos.h: Declare them.
11037 * config/alpha/alpha.md: Use braced strings for code blocks.
11038 (tablejump_osf): Break out add with r29.
11039 (tablejump_osf_internal): Remove.
11040 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11041 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11043 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11045 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11048 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11050 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11051 (ix86_fp_jump_nontrivial_p): New.
11052 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11053 use ix86_fp_jump_nontrivial_p.
11054 * i386.c (ix86_fp_jump_nontrivial_p): New.
11055 (ix86_split_fp_branch): Accept code instead of rtx.
11056 (ix86_expand_compare): Expand comparison early in case
11057 doing so is resonably cheap.
11059 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11061 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11063 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11064 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11066 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11068 * dbxout.c (dbxout_source_line): Make static, update prototype.
11069 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11070 (dbxout_init, dbxout_finish, dbxout_source_line,
11071 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11072 * dbxout.h (dbxout_source_line): Delete.
11073 * debug.c (debug_nothing_file, debug_nothing_file_int,
11074 debug_nothing_file_charstar_rtx): New.
11075 (do_nothing_debug_hooks): Update.
11076 (debug_nothing_void, debug_nothing_charstar_rtx,
11077 dwarf2out_end_epilogue): New.
11078 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11079 * debug.h (struct rtx_def): Declare.
11080 (gcc_debug_hooks): New hooks source_line, end_epilogue
11082 (debug_nothing_void, debug_nothing_charstar_rtx,
11083 dwarf2out_end_epilogue): New.
11084 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11085 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11086 (dwarf2_debug_hooks): Update.
11087 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11088 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11089 * dwarf2out.h (dwarf2out_source_line): Remove.
11090 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11091 Make static, update prototype.
11092 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11093 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11094 (dwarf_debug_hooks): Update.
11095 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11096 dwarfout_end_function): Remove.
11097 * final.c (profile_function): Use debug hooks for ending functions
11099 (output_source_line, final_end_function): Update prototype,
11101 (final_start_function, final_scan_insn): Update.
11102 * output.h (sdb_begin_function_line): Remove.
11103 (final_end_function): Update prototype.
11104 * sdbout.c (sdb_begin_function_line): Make static.
11105 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11106 (sdbout_source_line): New.
11107 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11109 (sdb_debug_hooks): Update.
11110 (sdbout_init, sdbout_source_line,
11111 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11112 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11113 * toplev.c (compile_file, rest_of_compilation): Update.
11114 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11115 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11116 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11117 Update for prototype changes.
11118 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11119 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11121 2001-07-15 Richard Henderson <rth@redhat.com>
11123 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11124 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11125 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11126 * config/alpha/alpha.c: Likewise.
11127 * config/alpha/alpha.md: Likewise.
11128 * config/alpha/alpha32.h: Likewise.
11129 * config/alpha/vms.h: Likewise.
11130 (OPEN_VMS): Remove.
11132 2001-07-14 Richard Henderson <rth@redhat.com>
11134 * config/alpha/alpha.md: Use define_constants for unspec values.
11135 Substitute throughout.
11137 2001-07-14 Tim Josling <tej@melbpc.org.au>
11139 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11141 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11143 * pa.md: Remove unused constraints from define_split's.
11145 2001-04-14 Richard Henderson <rth@redhat.com>
11147 * ifcvt.c (find_cond_trap): Test for exit block.
11149 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11151 Re-install recently reverted patch.
11152 * emit-rtl.c (try_split): Update mark_jump_label call.
11153 * flow.c (find_sub_basic_blocks): Likewise.
11154 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11155 jump_back_p): Kill.
11156 (mark_all_labels): Kill second parameter.
11157 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11158 (rebuild_jump_labels, jump_optimize_minimal): Update call
11159 of jump_optimize_1.
11160 (jump_optimize_1): Kill crossjumping code.
11161 (mark_jump_label): Kill cross_jump parameter.
11162 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11163 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11164 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11166 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11168 (dump_file_info): Likewise.
11169 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11170 reorganize passes to do reg-stack first, bb-reorder second.
11171 * invoke.texi (-d letters doc): Remove the jump2 pass.
11173 2001-07-14 Richard Henderson <rth@redhat.com>
11175 * ifcvt.c (find_cond_trap): New.
11176 (find_if_header): Call it.
11177 (merge_if_block): Relax existing jump sanity check.
11178 * jump.c (jump_optimize_1): Remove conditional trap handling.
11180 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11182 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11184 (insn_refs_are_delayed): Correct comment.
11185 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11186 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11187 instead of r31. Make associated insn !TARGET_64BIT, and
11188 provide an additional 64-bit insn that clobbers r2.
11189 (divsi3): Likewise.
11190 (udivsi3): Likewise.
11191 (modsi3): Likewise.
11192 (umodsi3): Likewise.
11194 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11196 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11198 * flow.c (redirect_edge_and_branch_force, split_edge,
11199 try_crossjump_to_edge): Use set_block_for_new_insns.
11200 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11202 2001-07-13 H.J. Lu (hjl@gnu.org)
11204 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11207 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11209 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11211 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11213 * c-common.c (decl_attributes): Take a pointer to the node to
11214 which attributes are to be attached, and a flags argument.
11215 * c-common.h (enum attribute_flags): New.
11216 (decl_attributes): Update prototype.
11217 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11218 finish_enum, start_function): Update calls to decl_attributes.
11219 * c-parse.in (component_declarator, component_notype_declarator,
11220 label): Update calls to decl_attributes.
11222 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11224 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11225 * config/avr/avr.c (legitimate_address_p): Return value changed
11226 from letter to register classes. For better debugging.
11228 2001-07-13 Kazu Hirata <kazu@hxi.com>
11230 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11232 2001-07-13 H.J. Lu (hjl@gnu.org)
11234 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11236 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11238 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11239 correctly for shared configurations.
11240 * config/t-libgcc-pic: New.
11241 * config/{i386,m68k,sparc}/t-openbsd: New.
11242 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11243 Support -shared. Support debugging libraries with -g.
11244 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11245 frame information does not emit pointer diffs.
11246 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11247 emit pointer diffs.
11249 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11251 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11253 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11255 * combine.c (try_combine): Ensure const_int pow2 is positive.
11257 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11259 * config.gcc: Add configuration for s/390.
11260 * config/s390/s390.c: New. Subroutines for code generation.
11261 * config/s390/s390.h: New. Definitions for s/390.
11262 * config/s390/s390-protos.h: New. Prototypes.
11263 * config/s390/linux.h: New. Definitions for linux for s/390.
11264 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11265 * config/s390/t-linux: New. Makefile fragment.
11266 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11267 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11269 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11271 * emit-rtl.c (try_split): Update mark_jump_label call.
11272 * flow.c (find_sub_basic_blocks): Likewise.
11273 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11274 jump_back_p): Kill.
11275 (mark_all_labels): Kill second parameter.
11276 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11277 (rebuild_jump_labels, jump_optimize_minimal): Update call
11278 of jump_optimize_1.
11279 (jump_optimize_1): Kill crossjumping code.
11280 (mark_jump_label): Kill cross_jump parameter.
11281 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11282 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11283 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11285 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11287 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11288 reorganize passes to do reg-stack first, bb-reorder second.
11289 * invoke.texi (-d letters doc): Remove the jump2 pass.
11291 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11293 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11295 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11297 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11299 (verify_flow_info): Make diagnostics prettier.
11301 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11303 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11305 * flow.c (outgoing_edges_match): Return early if condition reversal
11308 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11310 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11311 (mips_move_2words): When splitting a move into two instructions,
11312 prefix the second address operand with '%D'.
11314 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11316 * Makefile.in (final.o): Depend on debug.h.
11317 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11318 (dbx_debug_hooks): Add new hooks.
11319 (xcoff_debug_hooks): New.
11320 * debug.c (debug_nothing_file_int_int): New.
11321 (do_nothing_debug_hooks): Update.
11322 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11323 (debug_nothing_file_int_int): New.
11324 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11325 static, update prototype.
11326 (dwarf2_debug_hooks): Update.
11327 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11328 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11329 static, update prototype.
11330 (dwarf_debug_hooks): Update.
11331 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11332 * final.c: Include debug.h.
11333 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11334 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11335 static, update prototype.
11336 (sdb_debug_hooks): Update.
11337 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11338 * toplev.c: Distinguish between xcoff and dbx.
11340 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11341 Call all debug hooks, not just dwarf ones.
11343 2001-07-11 Timothy Wall <twall@redhat.com>
11345 * config.gcc: Add configuration for AIX5/IA64.
11346 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11347 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11348 support prefix/suffix code.
11349 * config/ia64/t-aix: New. Makefile fragment.
11350 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11352 2001-07-11 Kazu Hirata <kazu@hxi.com>
11354 * recog.c (validate_change): Fix a comment typo.
11356 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11358 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11359 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11361 * dbxout.c (dbx_debug_hooks): Add new hooks.
11362 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11364 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11366 * dbxout.h (dbxout_start_new_source_file,
11367 dbxout_resume_previous_source_file): Delete.
11368 * debug.c (do_nothing_debug_hooks): Add new hooks.
11369 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11370 (debug_nothing_int_charstar, debug_nothing_int): New.
11371 * debug.h (gcc_debug_hooks): New hooks define, undef,
11372 start_source_file and end_source_file.
11373 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11374 (debug_nothing_int_charstar, debug_nothing_int): New.
11375 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11376 the conditionally compiled section.
11377 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11378 dwarf2out_define, dwarf2out_undef): Make static.
11379 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11380 dwarf2out_define, dwarf2out_undef): Remove.
11381 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11382 (dwarfout_start_source_file, dwarfout_end_source_file,
11383 dwarfout_define, dwarfout_undef): Make static.
11384 (dwarfout_start_source_file_check,
11385 dwarfout_end_source_file_check): New.
11386 (dwarfout_define, dwarfout_finish): Update.
11387 * dwarfout.h (dwarfout_start_new_source_file,
11388 dwarfout_resume_previous_source_file, dwarfout_define,
11389 dwarfout_undef): Remove.
11390 * sdbout.c (sdb_debug_hooks): Add new hooks.
11391 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11393 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11394 make static, take an arg.
11395 * sdbout.h (sdbout_start_new_source_file,
11396 sdbout_resume_previous_source_file): Delete.
11397 * toplev.c (debug_start_source_file, debug_end_source_file,
11398 debug_define, debug_undef): Delete.
11399 * toplev.h (debug_start_source_file, debug_end_source_file,
11400 debug_define, debug_undef): Delete.
11402 * java/jcf-parse.c: Include debug.h.
11403 (parse_class_file): Update to use debug hooks directly.
11404 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11406 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11408 * alias.c (set_mem_alias_set): New function.
11409 * rtl.h (set_mem_alias_set): Declare it.
11410 * builtins.c (expand_builtin_return_addr): Call it instead of
11411 using MEM_ALIAS_SET accessor.
11412 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11413 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11414 (expand_builtin_va_copy):Likewise.
11415 * caller-save.c (setup_save_areas): Likewise.
11416 * calls.c (compute_argument_addresses): Likewise.
11417 * explow.c (set_mem_attributes): Likewise.
11418 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11419 (expand_assignment, store_constructor_field, store_field): Likewise.
11420 (expand_expr_unaligned): Likewise.
11421 * function.c (assign_stack_temp_for_type): Likewise.
11422 (put_reg_into_stack, gen_mem_addressof): Likewise.
11423 * ifcvt.c (noce_try_cmove_arith): Likewise.
11424 * reload1.c (reload, alter_reg): Likewise.
11425 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11426 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11427 (alpha_expand_unaligned_store): Likewise
11428 (alpha_expand_unaligned_load_words): Likewise.
11429 (alpha_expand_unaligned_store_words): Likewise.
11430 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11431 (alpha_expand_epilogue): Likewise.
11432 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11433 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11434 * config/i386/i386.c (legitimize_pic_address): Likewise.
11435 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11436 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11437 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11438 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11439 * config/mips/mips.c (mips_va_arg): Likewise.
11440 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11441 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11442 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11443 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11444 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11445 (rs6000_emit_epilogue): Likewise.
11446 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11447 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11448 * config/v850/v850.c (v850_va_arg): Likewise.
11450 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11452 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11453 when fallthru edge is present.
11454 (mege_blocks): Handle case where creation of jump insn
11457 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11458 CLEANUP_POST_REGSTACK): New constants.
11459 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11460 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11461 * output.h (cleanup_cfg): Update prototype.
11462 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11463 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11464 cleanup_cfg call; kill missleading comment.
11465 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11466 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11467 parameter; control optimizations performed using it.
11468 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11469 try_crossjump_bb): New functions.
11471 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11473 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11475 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11476 pa_output_function_prologue.
11477 * pa-protos.h (pa_output_function_prologue): New prototype.
11479 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11481 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11482 and low to get correct sign extension in low+high test.
11484 2001-07-11 Janis Johnson <janis@us.ibm.com>
11486 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11487 for large hit count.
11489 * profile.c (branch_prob): Fix .bbg info for computed gotos
11492 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11494 * stmt.c (parse_output_constraint): New function, split out
11496 (expand_asm_operands): ... here. Use parse_output_constraint.
11497 * tree.h (parse_output_constraint): Declare it.
11499 2001-07-11 Richard Henderson <rth@redhat.com>
11501 * bitmap.c: Comment some functions; fiddle whitespace.
11502 (bitmap_free): Don't export.
11503 (bitmap_element_allocate): Use memset.
11504 * bitmap.h (bitmap_free): Don't declare.
11506 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11508 * gcse.c, lcm.c, sched-deps.c:
11509 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11511 * flow.c (flow_loops_find): Free dom if we found no loops, since
11512 we aren't going to save it.
11514 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11517 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11519 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11521 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11523 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11524 #ifndef DWARF2_DEBUGGING_INFO.
11526 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11528 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11530 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11532 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11533 reverse a branch if a NE comparison is implemented with GTU.
11535 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11536 H.J. Lu <hjl@gnu.org>
11538 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11539 constant addresses.
11540 (call_internal2): Likewise.
11541 (call_value_internal1): Likewise.
11542 (call_value_internal2): Likewise.
11543 (call_value_multiple_internal1): Likewise.
11544 (call_value_multiple_internal2): Likewise.
11546 2001-07-10 Kazu Hirata <kazu@hxi.com>
11548 * calls.c (emit_library_call_value_1): Fix a comment typo.
11549 * dwarf2out.c (mem_loc_descriptor): Likewise.
11550 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11552 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11554 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11556 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11558 * recog.c (offsettable_address_p): Handle LO_SUM case.
11559 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11560 instead of plus_constant.
11562 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11564 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11565 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11567 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11569 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11570 adjust_address_nv instead of plus_constant.
11572 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11574 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11575 dwarf2out.o): Depend on debug.h, wrap long lines.
11576 * dbxout.c: Include debug.h.
11577 (dbx_debug_hooks): New.
11578 (dbxout_init): Make static, take just 2 args.
11579 (dbxout_finish): Make static.
11580 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11581 * debug.c: New file.
11582 * debug.h: New file.
11583 * dwarf2out.c: Include debug.h.
11584 (dwarf2_debug_hooks): New.
11585 (dwarf2out_init): Make static.
11586 (dwarf2out_finish): Make static, take 2 args.
11587 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11588 * dwarfout.c: Include debug.h.
11589 (dwarf_debug_hooks): New.
11590 (dwarfout_init): Make static.
11591 (dwarfout_finish): Make static, take 2 args.
11592 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11593 * sdbout.c: Include debug.h.
11594 (sdb_debug_hooks): New.
11595 (sdbout_init): Make static, take 2 args.
11596 * sdbout.h (sdbout_init): Delete.
11597 * toplev.c: Include debug.h.
11598 (debug_hooks): New.
11599 (compile_file): Set deubg_hooks based on command line options.
11600 Use the hooks unconditionally rather than conditional compilation.
11602 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11604 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11605 first_insn_after_basic_block_note instead.
11607 * df.c (df_bb_refs_unlink): #if 0 out for now.
11609 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11611 * ssa.h: Add prototype for ssa_const_prop
11612 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11613 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11614 (ssa_fast_dce): Remove unused variable
11616 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11618 * diagnostic.c (finish_diagnostic): Rename to
11619 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11622 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11624 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11627 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11628 (dump_file): Only pad the demangled name with spaces if the
11629 mangled name was padded with spaces.
11631 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11633 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11636 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11638 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11639 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11640 EXPAND_INITIALIZER.
11642 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11643 whether can put offset inside LO_SUM to check mode alignment, not size.
11645 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11647 * doc/tm.texi (Misc): Fix thinko.
11649 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11651 * regmove.c (replace_in_call_usage): Fix warnings.
11652 * sched-deps.c (add_dependence): Fix warnings.
11653 * simplify-rtx.c (simplify_subreg): Likewise.
11654 Return NULL_RTX instead of NULL.
11656 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11657 (subst_asm_stack_regs): Likewise.
11659 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11662 * dwarf2out.c (output_call_frame_info): Declare i as int.
11663 (build_abbrev_table): Declare n_alloc as int.
11664 (dwarf2out_finish): Initialize die.
11665 * except.c: Declare sjlj_funcdef_number as unsigned.
11666 (connect_post_landing_pads): Declare j as unsigned.
11667 (convert_to_eh_region_ranges): Initialize call_site.
11668 (output_function_exception_table): Initialize tt_format_size.
11669 * expr.c (move_by_pieces_1): Initialize to1.
11670 (store_constructor): Initialize minelt and maxelt.
11671 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11672 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11674 * c-decl.c (combine_parm_decls): Unused, remove.
11675 * c-tree.h: Remove prototype for combine_parm_decls.
11677 * reload.c (push_reload): Fix warning.
11678 (regno_clobbered_p): Likewise.
11679 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11680 (reload_combine): Likewise.
11682 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11683 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11685 * bitmap.c (bitmap_operation): Change user.
11686 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11688 2001-07-10 Eric Christopher <echristo@redhat.com>
11690 * config/mips/mips.c (override_options): Fix typo.
11692 2001-07-09 Stan Shebs <shebs@apple.com>
11694 * target.h (struct gcc_target): New fields init_builtins and
11696 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11697 (TARGET_EXPAND_BUILTIN): New macro.
11698 (TARGET_INITIALIZER): Add them.
11699 * builtins.c: Include target.h.
11700 (expand_builtin): Use targetm.expand_builtin.
11701 (default_init_builtins): New function.
11702 (default_expand_builtin): New function.
11703 * expr.h (default_init_builtins): Declare.
11704 (default_expand_builtin): Declare.
11705 * c-common.c (c_common_nodes_and_builtins): Use
11706 targetm.init_builtins.
11707 * defaults.h (MD_INIT_BUILTINS): Remove.
11708 * Makefile.in (builtins.o): Depend on target.h.
11710 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11711 (TARGET_EXPAND_BUILTIN): Define.
11712 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11713 (MD_EXPAND_BUILTIN): Remove.
11715 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11716 (TARGET_EXPAND_BUILTIN): Define.
11717 (c4x_init_builtins): Make endlink arg a local.
11718 (c4x_print_operand): Fix typos in adjust_address usages.
11719 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11720 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11721 (MD_EXPAND_BUILTIN): Remove.
11723 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11724 (TARGET_EXPAND_BUILTIN): Define.
11725 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11726 (ix86_init_builtins): Call new function only if TARGET_MMX.
11727 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11728 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11729 (MD_EXPAND_BUILTIN): Remove.
11731 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11732 (TARGET_EXPAND_BUILTIN): Define.
11733 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11734 (MD_EXPAND_BUILTIN): Remove.
11736 * doc/tm.texi: Document these changes.
11738 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11740 * basic-block.h (tree_node): Forward declare if needed.
11741 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11742 (BLOCK_HEAD_TREE): Define.
11743 (BLOCK_END_TREE): Define.
11744 (struct loops): Rename field 'tree' to 'tree_root'.
11745 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11747 (flow_loops_tree_build): Rename reference to field 'tree' to
11749 (flow_loops_level_compute): Ditto.
11750 * predict.c (estimate_bb_frequencies): Ditto.
11751 * tree.h (struct tree_common): Add field 'aux'.
11753 2001-07-09 Stan Shebs <shebs@apple.com>
11755 * config/darwin.c (darwin_encode_section_info): Don't mark any
11756 DECL_EXTERNAL node as defined.
11758 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11760 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11761 pa_free_machine_status, hppa_init_pic_save): Delete.
11762 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11763 (hppa_profile_hook): Use hppa_pic_save_rtx.
11764 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11765 hppa_init_pic_save): Delete.
11766 (hppa_pic_save_rtx): Declare.
11767 * pa.md (call, call_value, sibcall, sibcall_value,
11768 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11770 2001-07-09 Kazu Hirata <kazu@hxi.com>
11772 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11773 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11775 2001-07-09 Andreas Jaeger <aj@suse.de>
11777 * output.h: Add declaration of final_forward_branch_p.
11779 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11781 * varray.c: Include errors.h for internal_error and trim_filename
11784 * Makefile.in (varray.o): Add errors.h.
11786 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11788 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11789 * optabs.c (have_add2_insn): Check whether the add insn chosen
11790 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11791 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11793 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11795 * Makefile.in (OBJS): Add ssa-ccp.o
11796 (ssa-ccp.o): Add dependencies.
11797 * toplev.c (DFI_ssa_ccp): New dump file enum.
11798 (dump_file): Add entry for dumping after SSA CCP.
11799 (flag_ssa_ccp): New flag variable.
11800 (f_options): Add -fssa-ccp.
11801 (rest_of_compilation): Run SSA CCP if requested.
11802 * timevar.def (TV_SSA_CCP): New timevar.
11803 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11804 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11805 Fix minor typo in SSA DCE documentation.
11806 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11807 Add documentation for new dump option. Renumber dump files
11810 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11812 * emit-rtl.c (gen_highpart_mode): New.
11813 * rtl.h (gen_highpart_mode): Declare.
11814 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11815 operand can be VOIDmode constant.
11817 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11819 * flow.c (redirect_edge_and_branch_force): New.
11820 (can_fallthru): Ensure that basic blocks are succeeding.
11821 (try_optimize_cfg): Do not delete basic block if it is the last one.
11823 * flow.c (try_redirect_by_replacing_jump): Do not remove
11824 jumps with side effects, unlink chain on fallthru edge;
11825 set block for new jump instruction; avoid basic block to
11826 over by line number note.
11828 * flow.c (try_simplify_condjump): Verify that the condjump
11829 is not always falling through.
11832 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11834 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11835 (try_redirect_by_replacing_jump): Update properly the count
11836 and frequency information.
11838 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11840 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11841 address that is a LO_SUM specially.
11842 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11844 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11846 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11847 (operand_subword): Use them.
11848 (change_address_1): Renamed from change_address; new arg VALIDATE.
11849 * expr.h: Reflect above changes; change_address now macro.
11850 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11852 * cselib.c (add_mem_for_addr): Likewise.
11853 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11854 * regmove.c (try_apply_stack_adjustment): Likewise.
11855 * reload.c (push_reload, make_memloc): Likewise.
11856 * reload1.c (eliminate_regs): Likewise.
11857 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11858 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11860 * combine.c (make_extraction, simplify_shift_const): Likewise.
11861 (gen_lowpart_for_combine): Likewise.
11862 * cse.c (gen_lowpart_if_possible): Likewise.
11863 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11864 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11865 * optabs.c (gen_move_insn): Likewise.
11866 * reload1.c (alter_reg): Likewise.
11867 * simplify-rtx.c (simplify_subreg): Likewise.
11868 * stmt.c (expand_anon_union_decl): Likewise.
11869 * recog.c (validate_replace_rtx_1): Likewise.
11871 * Makefile.in (recog.o): Add $(EXPR_H).
11872 * explow.c (stabilize): Call replace_equiv_address.
11873 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11874 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11876 2001-07-03 Andrew Haley <aph@redhat.com>
11878 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11879 the mode of the memory location.
11881 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11883 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11885 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11887 * final.c (output_addr_const): Use target opening and
11888 closing parentheses.
11889 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11890 defaults, add to TARGET_ASM_OUT.
11891 * target.h (struct gcc_target): Add open_paren and close_paren.
11892 * doc/md.texi: Update.
11893 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11894 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11895 TARGET_ASM_CLOSE_PAREN.
11896 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11898 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11900 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11901 * config/a29k/a29k.h: Similarly.
11902 * config/alpha/alpha.h: Similarly.
11903 * config/arc/arc.h: Similarly.
11904 * config/arm/aof.h: Similarly.
11905 * config/arm/aout.h: Similarly.
11906 * config/avr/avr.h: Similarly.
11907 * config/c4x/c4x.h: Similarly.
11908 * config/clipper/clipper.h: Similarly.
11909 * config/convex/convex.h: Similarly.
11910 * config/d30v/d30v.h: Similarly.
11911 * config/dsp16xx/dsp16xx.h: Similarly.
11912 * config/elxsi/elxsi.h: Similarly.
11913 * config/fr30/fr30.h: Similarly.
11914 * config/h8300/h8300.h: Similarly.
11915 * config/i370/i370.h: Similarly.
11916 * config/i386/i386.h: Similarly.
11917 * config/i860/i860.h: Similarly.
11918 * config/i960/i960.h: Similarly.
11919 * config/ia64/ia64.h: Similarly.
11920 * config/m32r/m32r.h: Similarly.
11921 * config/m68hc11/m68hc11.h: Similarly.
11922 * config/m68k/m68k.h: Similarly.
11923 * config/m88k/m88k.h: Similarly.
11924 * config/mcore/mcore.h: Similarly.
11925 * config/mips/mips.h: Similarly.
11926 * config/mn10200/mn10200.h: Similarly.
11927 * config/mn10300/mn10300.h: Similarly.
11928 * config/ns32k/ns32k.h: Similarly.
11929 * config/pa/pa.h: Similarly.
11930 * config/pdp11/pdp11.h: Similarly.
11931 * config/pj/pj.h: Similarly.
11932 * config/romp/romp.h: Similarly.
11933 * config/rs6000/rs6000.h: Similarly.
11934 * config/sh/sh.h: Similarly.
11935 * config/sparc/sparc.h: Similarly.
11936 * config/v850/v850.h: Similarly.
11937 * config/vax/vax.h: Similarly.
11938 * config/we32k/we32k.h: Similarly.
11940 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11942 * doc/c-tree.texi: Document representation of attributes.
11944 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11946 * doc/tm.texi: Update some places for the rename of target to
11949 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11951 * target.h (struct gcc_target): Add insert_attributes.
11952 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11953 (TARGET_INITIALIZER): Update.
11954 * tree.c, tree.h (default_insert_attributes): New function.
11955 Update comments on other default functions to refer to targetm,
11957 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11958 TARGET_INSERT_ATTRIBUTES.
11959 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11960 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11961 Don't use PRAGMA_INSERT_ATTRIBUTES.
11962 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11963 * c-decl.c (start_decl, start_function): Don't call
11964 SET_DEFAULT_DECL_ATTRIBUTES.
11965 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11966 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11968 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11969 (c4x_check_attribute): Avoid modifying attribute list itself.
11970 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11972 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11973 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11975 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11976 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11978 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11979 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11981 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11982 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11983 Adjust parameters. Make static.
11985 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11987 * c-common.c (decl_attributes): Only take a single attributes
11989 * c-common.h (decl_attributes): Update prototype.
11990 * c-decl.c (start_decl, start_function): Only take a single
11991 attributes parameter. Update calls to decl_attributes.
11992 (finish_struct, finish_enum): Update calls to decl_attributes.
11993 (push_parm_decl): Expect unified list of attributes. Update call
11994 to decl_attributes.
11995 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11996 notype_nested_function, component_declarator,
11997 component_notype_declarator, label): Update calls to
11999 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12000 lists that are passed to push_parm_decl.
12001 * c-tree.h (start_function, start_decl): Update prototypes.
12002 * config/sh/sh-protos.h, config/sh/sh.c
12003 (sh_pragma_insert_attributes): Only take a single attributes
12005 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12006 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12007 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12008 build_module_descriptor, generate_static_references,
12009 generate_strings, build_selector_translation_table,
12010 generate_descriptor_table, generate_protocols,
12011 generate_ivars_list, generate_dispatch_table,
12012 generate_protocol_list, generate_category,
12013 generate_shared_structures, really_start_method, add_objc_decls,
12014 generate_classref_translation_entry): Update calls to start_decl
12015 and start_function.
12016 (build_tmp_function_decl, start_method_def): Unify attribute lists
12017 that are passed to push_parm_decl.
12019 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12021 * final.c (no_asm_to_stream): New.
12022 (final_scan_insn): Use target structures for prologue ends
12023 and epilogue starts.
12024 * output.h (no_asm_to_stream): New.
12025 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12026 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12027 (TARGET_ASM_OUT): Update.
12028 * target.h (struct gcc_target): New members function_end_prologue
12029 and function_begin_epilogue.
12030 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12031 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12032 * config/alpha/alpha.c (output_end_prologue): Rename to
12033 alpha_output_function_end_prologue. Use in target struct
12035 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12036 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12037 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12038 ia64_output_function_end_prologue. Use in target struct
12040 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12041 mistyped prototypes.
12042 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12043 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12045 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12046 an use in target struct, make static.
12047 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12050 2001-07-08 Richard Henderson <rth@redhat.com>
12052 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12054 2001-07-08 Richard Henderson <rth@redhat.com>
12056 * config/i386/i386.md: Remove constraints strings from define_split
12057 and define_peephole2 patterns.
12058 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12059 (eh_return): Use them.
12061 2001-07-08 Richard Henderson <rth@redhat.com>
12063 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12064 Document MD_FALLBACK_FRAME_STATE_FOR.
12066 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12068 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12069 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12071 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12073 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12075 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12076 of the label inside NAME as opposed to just the end of NAME.
12078 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12080 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12081 * config/alpha/alpha.c (alpha_init_machine_status,
12082 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12083 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12084 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12085 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12087 2001-07-06 Stan Shebs <shebs@apple.com>
12089 * target.h (targetm): Rename global from "target", so as not to
12090 conflict with local variables.
12092 * c-typeck.c: Ditto.
12095 * cp/decl.c: Ditto.
12096 * cp/decl2.c: Ditto.
12097 * cp/typeck.c: Ditto.
12098 * 1750a/1750a.c: Ditto.
12099 * a29k/a29k.c: Ditto.
12100 * arc/arc.c: Ditto.
12101 * arm/arm.c: Ditto.
12102 * avr/avr.c: Ditto.
12103 * clipper/clipper.c: Ditto.
12104 * convex/convex.c: Ditto.
12105 * d30v/d30v.c: Ditto.
12106 * dsp16xx/dsp16xx.c: Ditto.
12107 * elxsi/elxsi.c: Ditto.
12108 * fr30/fr30.c: Ditto.
12109 * h8300/h8300.c: Ditto.
12110 * i370/i370.c: Ditto.
12111 * i386/i386.c: Ditto.
12112 * i860/i860.c: Ditto.
12113 * i960/i960.c: Ditto.
12114 * ia64/ia64.c: Ditto.
12115 * m32r/m32r.c: Ditto.
12116 * m68hc11/m68hc11.c: Ditto.
12117 * m68k/m68k.c: Ditto.
12118 * m88k/m88k.c: Ditto.
12119 * mips/mips.c: Ditto.
12120 * ns32k/ns32k.c: Ditto.
12122 * pdp11/pdp11.c: Ditto.
12123 * romp/romp.c: Ditto.
12124 * rs6000/rs6000.c: Ditto.
12126 * sparc/sparc.c: Ditto.
12127 * vax/vax.c: Ditto.
12128 * we32k/we32k.c: Ditto.
12129 * doc/tm.texi: Update the manual to match.
12131 2001-07-06 Richard Henderson <rth@redhat.com>
12133 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12134 DWARF2_UNWIND_INFO not just whether it is defined.
12136 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12138 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12139 call to simplify_binary_operation returns a new pattern.
12141 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12143 * glimits.h (__SHRT_MAX__): New.
12144 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12145 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12147 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12149 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12152 2001-07-06 Richard Henderson <rth@redhat.com>
12154 * bitmap.c (bitmap_release_memory): Move adjacent to the
12155 allocation functions.
12156 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12157 the implementation. Binary search for the set bit.
12158 (bitmap_union_of_diff): Allocate the temporary on the stack
12159 instead of using xmalloc.
12161 2001-07-06 Richard Henderson <rth@redhat.com>
12163 * genrecog.c (validate_pattern): Warn for constraints in
12164 define_{expand,split,peephole2}. Remove strict_low_part
12165 before looking up match_dup.
12167 2001-07-06 DJ Delorie <dj@redhat.com>
12169 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12170 chapter about various build hints and history. Add section
12171 talking about the various types of native and cross builds.
12173 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12175 * Makefile.in (final.o): Depend on target.h.
12176 * final.c: Include target.h.
12177 (default_function_pro_epilogue): New.
12178 (final_start_function): Use target structure for function prologues.
12179 (final_end_function): Use target structure for function epilogues.
12180 * fold-const.c (real_hex_to_f): Constify s and p.
12181 * output.h (default_function_pro_epilogue): New.
12182 * real.h (real_hex_to_f): Update prototype.
12183 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12184 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12185 (TARGET_INITIALIZER): Update.
12186 * target.h (gcc_target): Add struct asm_out.
12187 * doc/tm.texi: Update.
12190 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12191 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12192 in cpu/cpu.c, or rename old functions consistently. Take
12193 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12194 redundant macros and prototypes. Make new functions static.
12196 * 1750a/1750a.c: Similarly.
12197 * 1750a/1750a.h: Similarly.
12198 * a29k/a29k-protos.h: Similarly.
12199 * a29k/a29k.c: Similarly.
12200 * a29k/a29k.h: Similarly.
12201 * arc/arc-protos.h: Similarly.
12202 * arc/arc.c: Similarly.
12203 * arc/arc.h: Similarly.
12204 * arm/arm-protos.h: Similarly.
12205 * arm/arm.c: Similarly.
12206 * arm/arm.h: Similarly.
12207 * avr/avr-protos.h: Similarly.
12208 * avr/avr.c: Similarly.
12209 * avr/avr.h: Similarly.
12210 * clipper/clipper-protos.h: Similarly.
12211 * clipper/clipper.c: Similarly.
12212 * clipper/clipper.h: Similarly.
12213 * convex/convex.c: Similarly.
12214 * convex/convex.h: Similarly.
12215 * d30v/d30v-protos.h: Similarly.
12216 * d30v/d30v.c: Similarly.
12217 * d30v/d30v.h: Similarly.
12218 * d30v/d30v.md: Similarly.
12219 * dsp16xx/dsp16xx-protos.h: Similarly.
12220 * dsp16xx/dsp16xx.c: Similarly.
12221 * dsp16xx/dsp16xx.h: Similarly.
12222 * elxsi/elxsi.c: Similarly.
12223 * elxsi/elxsi.h: Similarly.
12224 * fr30/fr30.c: Similarly.
12225 * fr30/fr30.md: Similarly.
12226 * h8300/h8300-protos.h: Similarly.
12227 * h8300/h8300.c: Similarly.
12228 * h8300/h8300.h: Similarly.
12229 * i370/i370-protos.h: Similarly.
12230 * i370/i370.c: Similarly.
12231 * i370/i370.h: Similarly.
12232 * i386/i386.c: Similarly.
12233 * i386/osf1elf.h: Similarly.
12234 * i386/osfrose.h: Similarly.
12235 * i860/i860-protos.h: Similarly.
12236 * i860/i860.c: Similarly.
12237 * i860/i860.h: Similarly.
12238 * i960/i960-protos.h: Similarly.
12239 * i960/i960.c: Similarly.
12240 * i960/i960.h: Similarly.
12241 * ia64/ia64-protos.h: Similarly.
12242 * ia64/ia64.c: Similarly.
12243 * ia64/ia64.h: Similarly.
12244 * m32r/m32r-protos.h: Similarly.
12245 * m32r/m32r.c: Similarly.
12246 * m32r/m32r.h: Similarly.
12247 * m68hc11/m68hc11-protos.h: Similarly.
12248 * m68hc11/m68hc11.c: Similarly.
12249 * m68hc11/m68hc11.h: Similarly.
12250 * m68k/crds.h: Similarly.
12251 * m68k/dpx2.h: Similarly.
12252 * m68k/m68k-protos.h: Similarly.
12253 * m68k/m68k.c: Similarly.
12254 * m68k/m68k.h: Similarly.
12255 * m68k/news.h: Similarly.
12256 * m88k/m88k-protos.h: Similarly.
12257 * m88k/m88k.c: Similarly.
12258 * m88k/m88k.h: Similarly.
12259 * mips/mips-protos.h: Similarly.
12260 * mips/mips.c: Similarly.
12261 * mips/mips.h: Similarly.
12262 * ns32k/merlin.h: Similarly.
12263 * ns32k/ns32k.c: Similarly.
12264 * ns32k/ns32k.h: Similarly.
12265 * ns32k/tek6000.h: Similarly.
12266 * pa/pa-protos.h: Similarly.
12267 * pa/pa.c: Similarly.
12268 * pa/pa.h: Similarly.
12269 * pdp11/2bsd.h: Similarly.
12270 * pdp11/pdp11-protos.h: Similarly.
12271 * pdp11/pdp11.c: Similarly.
12272 * pdp11/pdp11.h: Similarly.
12273 * romp/romp-protos.h: Similarly.
12274 * romp/romp.c: Similarly.
12275 * romp/romp.h: Similarly.
12276 * rs6000/rs6000-protos.h: Similarly.
12277 * rs6000/rs6000.c: Similarly.
12278 * rs6000/rs6000.h: Similarly.
12279 * rs6000/sysv4.h: Similarly.
12280 * sh/sh-protos.h: Similarly.
12281 * sh/sh.c: Similarly.
12282 * sh/sh.h: Similarly.
12283 * sparc/sparc-protos.h: Similarly.
12284 * sparc/sparc.c: Similarly.
12285 * sparc/sparc.h: Similarly.
12286 * vax/vax.c: Similarly.
12287 * vax/vax.h: Similarly.
12288 * vax/vms.h: Similarly.
12289 * we32k/we32k.c: Similarly.
12290 * we32k/we32k.h: Similarly.
12292 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12294 * basic-block.h (first_insn_after_basic_block_note): Declare.
12295 * flow.c (first_insn_after_basic_block_note): Define. Moved
12297 * ssa.c (first_insn_after_basic_block_note): Remove.
12298 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12300 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12301 nodes when we find a dead conditional branch. Insert BARRIERs
12302 after any blocks with no successors, but which do not have
12305 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12307 * varray.c (varray_check_failed): Use internal_error.
12309 2001-07-05 Andrew Haley <aph@redhat.com>
12311 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12312 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12313 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12315 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12317 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12318 reference if the target constant is also a SYMBOL_REF.
12320 2001-07-05 Eric Christopher <echristo@redhat.com>
12322 * config/mips/mips.h (MASK_MIPS3900): Remove.
12323 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12324 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12325 (TARGET_MIPS3900): Change to use mips_arch.
12326 (TARGET_MIPS4000): New.
12327 (TARGET_MIPS4100): New.
12328 (TARGET_MIPS4300): New.
12329 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12330 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12332 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12333 (ISA_HAS_BRANCHLIKELY): To here.
12334 (CC1_CPU_SPEC): New.
12335 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12336 (mips_arch_string): Declare.
12337 (mips_arch): Declare.
12338 (TARGET_OPTIONS): Add -march and -mtune.
12340 * config/mips/mips.c (mips_arch_string): New.
12342 (override_options): Handle -march for codegen and -mtune
12343 for scheduling. Use mips_arch. Move tx39 target default here.
12344 (mips_parse_cpu): Move error message to override_options.
12346 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12348 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12350 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12351 (MIPS Options): Ditto. Change mcpu entry to historical text.
12353 2001-07-05 H.J. Lu (hjl@gnu.org)
12355 * config/mips/mips.c (mips_parse_cpu): New function to parse
12358 2001-07-05 Jim Wilson <wilson@redhat.com>
12360 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12361 * config/ia64/t-ia64: Likewise.
12362 (LIB1ASMFUNCS): Update comment.
12364 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12366 * doc/install.texi (Install GCC: Binaries): Fix typo.
12368 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12370 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12371 reference using the stack pointer, adjust it since we push Y
12373 ("*ashrsi3"): Likewise.
12374 ("*lshrsi3"): Likewise.
12376 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12378 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12379 when -fomit-frame-pointer is used.
12381 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12383 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12384 (try_redirect_by_replacing_jump): Reverse updating properly the
12385 count and frequency information. Reverse removing cc0 setter.
12386 (forwarder_block_p): Reverse fixing for fallthru blocks.
12388 2001-07-05 DJ Delorie <dj@redhat.com>
12390 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12391 (translate_options): If the above is defined, use it to map
12392 given options to new options.
12393 * doc/tm.texi: Document it.
12395 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12396 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12398 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12399 cause programs using computed gotos to run more slowly.
12401 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12403 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12405 Consistently require binutils 2.11.2, not prereleases.
12406 (Specific, decstation-*): Canonicalize as mips-dec-*.
12407 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12409 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12410 (Specific, mips-*): Reword MIPS C compiler requirements.
12411 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12412 (Specific, sunv5): Removed, obsolete.
12414 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12416 * dwarf2out.c (output_loc_list): Use an all ones mask for
12417 .text asm output and don't rely on long long
12418 literals. Reformat some long lines.
12420 2001-07-05 Andreas Jaeger <aj@suse.de>
12422 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12425 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12427 * dwarf2out.c (dwarf2out_define): Update comment.
12428 (dwarf2out_undef): Ditto.
12429 (dwarf2out_start_source_file): Ditto.
12430 (dwarf2out_end_source_file): Ditto.
12431 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12432 since we never call the start/end debug hook for the primary file.
12434 2001-07-04 Kazu Hirata <kazu@hxi.com>
12436 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12439 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12441 * cppinit.c (remove_dup_dirs): Inform if a system include
12442 directory is being reordered.
12443 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12445 * doc/cpp.texi (Search Paths): Likewise.
12446 * doc/gcc.texi (Interoperation): Remove information about
12449 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12451 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12452 (VARRAY_TOP_CHAR_PTR): Likewise.
12454 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12456 * gcc.c (process_command): Don't assign elements of a const char*.
12458 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12460 * emit-rtl.c (change_address): Don't abort if invalid address while
12461 reload is in progress.
12463 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12465 * c-lex.c (cb_file_change): Pass line number to
12466 debug_start_source_file.
12467 (cb_undefine): Pass correct line number to debug_undef.
12469 * toplev.c (debug_start_source_file): Add line number to
12470 parameters. Pass it along to dwarf2out_start_source_file.
12471 (decode_g_option): Stop resetting debug level back to normal when
12472 we change debug formats, unless the current level is
12473 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12476 * toplev.h (debug_start_source_file): Add line number to
12479 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12482 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12484 Output debug_macinfo data for starting file if requested.
12485 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12487 (dwarf2out_define): Output debug_macinfo data for defining a macro
12489 (dwarf2out_undef): Output debug_macinfo data for undefining a
12490 macro if requested.
12491 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12492 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12493 (macinfo_section_label): New. DWARF2 macro info section label.
12494 (dwarf2out_init): If we want macro info, output the start label
12496 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12497 attribute to the compilation unit die pointing to the macro info.
12499 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12501 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12502 DWARF2_DEBUGGING_INFO.
12503 (add_loc_descr_to_loc_list): Ditto.
12504 (output_loc_list): Ditto.
12505 Also, fix thinko in curr not being initialized.
12506 (gen_internal_sym): Ditto.
12508 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12510 * emit-rtl.c (replace_equiv_address): New function.
12511 * expr.h (replace_equiv_address): New declaration.
12512 * explow.c (validize_mem): Call it instead of change_address and
12513 also call if -fforce-addr and address is constant.
12514 * expr.c: Replace more calls to change_address with adjust_address
12515 and/or replace_equiv_address or to validize_mem.
12516 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12517 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12518 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12519 * config/i370/i370.md, config/i860/i860.md: Likewise.
12520 * config/i960/i960.md, config/mips/mips.c: Likewise.
12521 * config/mips/mips.md, config/pa/pa.md: Likewise.
12522 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12523 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12525 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12527 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12529 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12532 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12534 * doc/include: New directory.
12535 * doc/fdl.texi: Move to doc/include/fdl.texi.
12536 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12537 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12538 * doc/gcc.texi: Use funding.texi and gpl.texi.
12539 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12540 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12541 Update dependencies and use -I $(docdir)/include.
12543 2001-07-04 Anthony Green <green@redhat.com>
12545 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12547 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12549 * doc/install.texi (sparc64-*-*): Remove garbage.
12551 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12553 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12554 Fix typo in last change to use adjust_address.
12556 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12558 * doc/install.texi (Specific): Update information for *-*-solaris*.
12560 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12562 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12564 2001-07-03 Stan Shebs <shebs@apple.com>
12566 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12567 case for flag_no_mach_text_sections.
12568 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12569 * config/darwin.c (flag_no_mach_text_sections): Remove.
12570 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12572 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12574 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12575 and avoid checking for constant as first operand.
12576 * recog.c (find_constant_term_loc): No longer static.
12577 (adj_offettable_operand): Delete.
12578 * rtl.h (adj_offsettable_operand): Delete declaration.
12579 (find_constant_term): Add declaration.
12580 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12582 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12583 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12584 * config/i386/i386.c, config/i386/i386.md: Likewise.
12585 * config/i860/i860.c, config/i960/i960.c: Likewise.
12586 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12587 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12588 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12589 * config/mips/mips.c, config/mips/mips.md: Likewise.
12590 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12591 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12592 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12593 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12594 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12595 * config/ns32k/ns32k.md: Likewise.
12597 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12599 * rtl.c (copy_rtx): Handle 'T' format letter.
12600 * gensupport.c (collect_insn_data): Likewise.
12601 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12603 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12605 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12606 -B option. Use 'dir' not 'foo' as example directory name.
12608 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12610 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12611 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12613 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12615 * doc/cppinternals.texi: Improve formatting and logical markup.
12617 2001-07-03 Andreas Jaeger <aj@suse.de>
12619 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12621 * genrecog.c (write_header): Include reload.h for prototypes in
12624 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12627 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12628 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12629 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12630 i386_pe_valid_type_attribute_p): Add.
12631 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12632 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12634 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12636 * explow.c (plus_constant_wide, case LO_SUM): New case.
12637 (plus_constant_for_output_wide): Delete.
12638 * rtl.h (plus_constant_for_output): Delete.
12639 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12640 instead of plus_constant_for_output.
12641 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12642 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12643 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12644 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12645 * config/sparc/sparc.md: Likewise.
12646 Convert some change_address calls to adjust_address.
12648 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12650 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12651 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12652 documentation of -std and -Wwrite-strings.
12654 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12656 * cse.c (canon_hash): Don't register registers in very small
12657 register classes, as extending their lifetime might cause
12660 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12662 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12664 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12665 (try_redirect_by_replacing_jump): Update properly the count
12666 and frequency information.
12668 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12670 * toplev.c (dump_file_index): Move SSA dumps just after first
12672 (dump_file): Corresponding changes.
12673 (rest_of_compilation): Move SSA path to just after the first
12675 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12676 * doc/invoke.texi: Update dump file #s as they were completely
12677 out of date with reality.
12679 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12681 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12683 * expr.c (emit_move_insn_1): Deal with non-default
12686 * expr.c (emit_single_push_insn): Fix warning.
12688 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12690 * expr.c (emit_move_insn_1): Avoid modifying
12691 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12693 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12695 * emit-rtl.c (adjust_address): New function.
12696 * expr.h (adjust_address): Add declaration.
12697 * builtins.c: Replace some calls to change_address with calls to it
12698 or to validize_mem.
12699 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12700 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12701 * config/arm/arm.c, config/convex/convex.c: Likewise.
12702 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12703 * config/i386/i386.c, config/i386/i386.md: Likewise.
12704 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12705 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12706 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12707 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12708 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12710 2001-07-02 Jim Wilson <wilson@redhat.com>
12712 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12714 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12716 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12717 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12719 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12721 * cppinit.c (lang_defaults): New table.
12722 (set_lang): Just read from lang_defaults into the live options
12725 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12727 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12728 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12729 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12731 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12733 * doc/install.texi: Various spelling and markup fixes.
12734 (Installing GCC): Component specific installation instructions are
12737 Warn about removing old install dir in the presence of shared libs.
12738 (Configuration): Invoke with options target to match configure
12740 Consistently refer to gas, gld pathnames.
12741 Invert --enable-multilib documentation.
12742 Remove references to old compiler versions.
12744 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12746 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12748 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12750 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12752 (Specific, mips*-sgi-irix5): Note IDO download.
12753 Reworded MIPS C hints.
12754 Use GNU as instead of GAS.
12756 Removed SGI Freeware reference, IRIX 6 only.
12757 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12758 Note N64 library requirement/workaround.
12760 Complete list of structure passing bug victims.
12762 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12764 * doc/install.texi: Remove CVS Id.
12766 2001-07-02 Andreas Jaeger <aj@suse.de>
12768 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12769 (find_inherently_necessary): Remove unused variable.
12771 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12773 * c-common.h (TDI_inlined): New ast dump phase.
12774 (dump_flag_name): New function.
12775 * c-dump.c (dump_files): Add inlined phase.
12776 (dump_flag_name): Define.
12777 * doc/invoke.texi (-fdump-ast-inlined): Document.
12779 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12781 * stor-layout.c (layout_decl): Revert change to handling of alignment
12784 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12786 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12789 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12791 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12794 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12796 * tlink.c (recompile_files): Remove COMPILER_PATH and
12797 LIBRARY_PATH from the environment.
12799 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12801 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12802 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12804 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12806 * c-parse.in (OBJC_STRING): Kill.
12807 (objc_string): Decompose to [objc_string] '@' STRING.
12808 (reswords): Take the leading '@' off all the Objective C keywords.
12809 (objc_rid_sans_at): Kill.
12810 (init_reswords): Don't initialize it.
12811 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12812 (_yylex): Kill reconsider label. Look ahead one token after
12813 an '@'; if we get an identifier, check whether it's an
12814 Objective C @-keyword. If so, return the keyword. Otherwise,
12815 put back the token and return the '@' as a terminal.
12817 * cpplib.c (lex_macro_node): Remove unnecessary check for
12818 leading '@' on identifier. Clarify control flow and commentary.
12820 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12822 * cse.c (new_label_ref): Variable deleted.
12823 (insert): Remove set of new_label_ref.
12824 (check_for_label_ref): New function.
12825 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12827 See ChangeLog.5 for earlier changes.