1 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3 * cfgloop.c (flow_loops_find): Initialize first and last fields
6 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
8 * c-common.c (builtin_define_std): Correct logic.
10 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
12 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
13 (output_call): Likewise.
15 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
17 * pa.c: Move output.h include after tree.h include.
18 (pa_asm_output_mi_thunk): Constify identifier lab.
20 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
22 * config/ns32k/ns32k.h: Define named constants for the
23 bits in target_flags and use them.
24 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
26 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
28 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
29 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
30 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
31 default scheduling model.
32 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
33 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
34 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
35 * doc/install.texi (hppa*-*-*): Document default scheduling.
37 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
39 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
41 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
43 * config.gcc (ns32k-*-netbsd*): Set tm_file to
44 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
45 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
46 netbsd.h, or netbsd-aout.h.
48 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
50 * longlong.h (count_trailing_zeros): Add missing \, and clean up
51 whitespace in __ns32000__ case.
53 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
55 * expr.c (expand_expr): Output partially zeroed out vectors with
58 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
60 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
62 (shl*-*-netbsdelf*): New targets.
63 * config/sh/netbsd-elf.h: New file.
65 2002-05-30 Richard Henderson <rth@redhat.com>
66 Eric Botcazou <ebotcazou@multimania.com>
69 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
70 to unsigned int for op1 comparisons. Use gen_int_mode.
72 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
74 * expmed.c (const_mult_add_overflow_p): New.
76 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
77 Don't eliminate the biv if the giv has a constant multiplier and
78 the rhs argument of the comparison does satisfy the predicate.
79 Use expand_mult_add to compute the replacement constant.
81 2002-05-30 Osku Salerma <osku@iki.fi>
83 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
84 (c_common_get_alias_set): Handle it.
85 * doc/extend.texi: Document it.
87 2002-05-30 Richard Henderson <rth@redhat.com>
89 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
90 * toplev.c (process_options): Don't check it.
91 * doc/tm.texi: Don't document it.
92 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
93 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
94 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
95 frame pointer optimization if current_function_profile.
97 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
99 * langhooks.c: Fix formatting.
100 * langhooks.h: Likewise.
102 * libgcc2.c: Likewise.
104 * local-alloc.c: Likewise.
108 2002-05-30 Marc Espie <espie@openbsd.org>
110 * config.gcc (sparc64-*-openbsd*): New.
111 * config/sparc/openbsd1-64.h: New.
112 * config/sparc/openbsd64.h: New.
114 2002-05-30 Jeff Law <law@redhat.com>
116 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
117 a dead insn with a REG_RETVAL note when the entire libcall is not
118 dead and remove the associated REG_LIBCALL note at the same time.
120 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
122 * lcm.c (output.h): #include.
123 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
124 as an ordinary block.
125 (optimize_mode_switching): Don't pretend that the exit block is
126 an ordinary block, or handle sucessors of entry block specially.
127 Instead, split edges from entry block and to exit block, and
128 put a computing definition on the thus gained post-entry-block,
129 and a need on the pre-exit-block.
131 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
133 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
134 * rtl.texi: Document 'B'
136 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
138 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
140 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
142 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
144 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
145 const0_rtx instead of NULL_RTX when in error.
146 (altivec_expand_abs_builtin): Same.
147 (rs6000_expand_binop_builtin): Same.
148 (altivec_expand_predicate_builtin): Same.
149 (altivec_expand_stv_builtin): Same.
150 (rs6000_expand_ternop_builtin): Same.
151 (altivec_expand_builtin): Same.
153 2002-05-29 David S. Miller <davem@redhat.com>
155 * rtl.h (clear_emit_caches): Delete.
156 * integrate.c (output_inline_function): Don't call it.
157 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
158 (clear_emit_caches): Delete definition.
159 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
161 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
163 * config/mmix/mmix.c: Include real.h.
164 (mmix_constant_address_p): Remove redundant test before switch.
166 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
168 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
169 only if not already defined.
171 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
173 * config/h8300/h8300-protos.h: Remove prototypes for
174 ok_for_bclr and small_power_of_two.
175 * config/h8300/h8300.c (small_power_of_two): Remove.
176 (ok_for_blcr): Likewise.
177 (fix_bit_operand): Make WHAT deal with an integer instead of a
178 constraint character.
179 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
180 (CONST_OK_FOR_P): Likewise.
181 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
182 CONST_OK_FOR_P any more.
183 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
188 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
190 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
191 (CPP_PREDEFINES): Make sure this is undefined.
192 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
193 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
194 or -U__MIPSEB__ before defining one or the other. Instead,
195 use %(subtarget_endian_default) if neither -EB nor -EL are
197 (SUBTARGET_EXTRA_SPECS): Define.
198 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
201 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
203 * doc/md.texi (Patterns): Note pattern condition pitfall
206 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
208 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
209 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
210 ternary operations from here...
211 (rs6000_expand_builtin): ...to here.
212 New argument expandedp.
213 Change all instances of altivec_expand_binop_builtin to
214 rs6000_expand_binop_builtin.
215 (altivec_expand_unop_builtin): Rename to
216 rs6000_expand_unop_builtin.
217 (altivec_expand_binop_builtin): Rename to
218 rs6000_expand_binop_builtin.
219 (altivec_expand_ternop_builtin): Rename to
220 rs6000_expand_ternop_builtin.
222 2002-05-29 Richard Henderson <rth@redhat.com>
224 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
225 (TARGET_BI_ARCH): Likewise.
226 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
227 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
228 (TARGET_64BIT_DEFAULT): Default to 0.
229 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
231 2002-05-29 Richard Henderson <rth@redhat.com>
233 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
234 (get_pc_thunk_name): New.
235 (output_set_got): Use it.
236 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
237 into linkonce sections.
239 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
241 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
242 (CPP_PREDEFINES): Make sure this is undefined.
243 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
244 (CPP_SUBTARGET_SPEC): Don't provide different versions for
245 default-32 and default-64. Just always use %(netbsd_cpp_spec).
246 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
247 cpp_subtarget_spec64. Add netbsd_cpp_spec.
248 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
249 (CPP_PREDEFINES): Make sure this is undefined.
250 (SUBTARGET_EXTRA_SPECS): Define.
251 (CPP_SPEC): Use %(netbsd_cpp_spec).
253 2002-05-29 Jeff Law <law@redhat.com>
255 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
257 * flow.c (propagate_one_insn): Do not remove a dead insn if it
258 contains a REG_RETVAL note.
260 * haifa-sched (sched_analyze): Remove another useless clearing
261 of SCHED_GROUP_P I missed yesterday.
263 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
264 * pa.c (pa_asm_output_mi_thunk): New function.
265 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
267 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
268 Marek Michalkiewicz <marekm@amelek.gda.pl>
270 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
271 (avr_asm_only_p): Make non-static.
272 (enum avr_arch): Remove.
273 (avr_arch_types): New.
274 (avr_mcu_types): Update.
275 (avr_override_options): Use avr_arch_types table instead of switch.
276 * avr.h (CPP_PREDEFINES): Die.
277 (avr_base_arch_macro, avr_extra_arch_macro): New.
278 (TARGET_CPU_CPP_BUILTINS): New.
279 (CPP_SPEC, EXTRA_SPECS): Simplify.
280 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
283 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
285 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
286 NETBSD_OS_CPP_BUILTINS_AOUT.
287 (SUBTARGET_EXTRA_SPECS): Define.
288 (CPP_SPEC): Use %(netbsd_cpp_spec).
290 2002-05-29 Richard Henderson <rth@redhat.com>
292 * config/i386/i386.c (ix86_output_function_epilogue): New.
293 (TARGET_ASM_FUNCTION_EPILOGUE): New.
294 (pic_label_name): Remove.
295 (pic_labels_used): New.
296 (ix86_asm_file_end): Emit one pc load stub for each register used.
297 (output_set_got): Generate deep pc load to any register.
298 (ix86_select_alt_pic_regnum): New.
299 (ix86_save_reg): Don't save pic register if we can find a valid
300 call-clobbered replacement.
301 (ix86_expand_prologue): If we found a valid replacement, renumber
302 pic_offset_table_rtx.
303 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
304 pic_offset_table_rtx after reload.
305 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
306 * config/i386/i386.md (set_got): Make insn, not expander.
307 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
309 2002-05-29 Richard Henderson <rth@redhat.com>
311 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
312 alignment for alloca.
314 2002-05-29 Richard Henderson <rth@redhat.com>
316 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
317 (print_operand_address): Only add rip for symbolic addresses
318 for which we do not have another relocation type.
320 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
322 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
323 (EXTRA_SPECS): Add netbsd_cpp_spec.
324 (CPP_SPEC): Use %(netbsd_cpp_spec).
325 (CPP_PREDEFINES): Remove.
326 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
327 (EXTRA_SPECS): Define.
328 (CPP_SPEC): Use %(netbsd_cpp_spec).
329 (CPP_PREDEFINES): Remove.
331 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
334 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
337 2002-05-29 Eric Christopher <echristo@redhat.com>
339 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
340 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
342 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
344 * config/fr30/fr30.md: Remove previous restriction on splits.
345 Enforce conformance through gen_lowpart and cont_int_operand.
346 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
347 as the assembler does not support ".bss".
349 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
351 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
352 (CPP_PREDEFINES): Remove.
353 (SUBTARGET_EXTRA_SPECS): Define.
354 (CPP_SPEC): Use %(netbsd_cpp_spec).
355 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
356 (CPP_PREDEFINES): Remove.
357 (SUBTARGET_EXTRA_SPECS): Define.
358 (CPP_SPEC): Use %(netbsd_cpp_spec).
359 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
360 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
361 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
363 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
365 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
366 Zack Weinberg <zack@codesourcery.com>
368 * cppexp.c (cpp_num): Move to cpplib.h.
370 (interpret_float_suffix, interpret_int_suffix): New.
371 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
372 (cpp_classify_number, cpp_interpret_integer): New.
373 (interpret_number): Remove.
374 (eval_token): Update to use new routines.
375 * cpphash.h (cpp_num_part): Move to cpplib.h.
376 * cppinit.c (cpp_post_options): Set warn_long_long.
377 * cpplib.h (struct cpp_options): Add warn_long_long.
378 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
379 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
380 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
381 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
382 cpp_interpret_integer): New.
384 2002-05-29 Joel Sherrill <joel@OARcorp.com>
386 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
388 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
390 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
391 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
392 (CPP_SUBTARGET_SPEC): Define.
393 (SUBTARGET_EXTRA_SPECS): Define.
396 2002-05-29 Chris Lattner <sabre@nondot.org>
398 * ssa.c (rename_insn_1): Rename uses of undefined registers to
399 prevent confusion if/when the register is defined.
401 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
404 * config/cris/cris.md: Fix typos and thinkos in comments.
405 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
407 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
408 ("*mov_sideqi_mem"): Similar, but for operand 3.
409 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
410 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
411 Remove spurious mode specifier on operand 2.
413 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
415 * config/h8300/h8300-protos.h: Remove the prototype for
417 Add prototypes for single_one_operand and single_zero_operand.
418 * config/h8300/h8300.c (o_operand): Remove.
419 (single_one_operand): New.
420 (single_zero_operand): Likewise.
421 (print_operand): For 'V' operand, and the operand with 0xff.
422 For 'V' and 'W' operands, do not and the bit position with 7.
423 * config/h8300/h8300.md (various anonymous patterns): Replace
424 use of exact_log2 with single_one_operand/single_zero_operand.
426 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
428 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
430 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
432 * config/s390/s390.c (legitimate_pic_operand_p): Do not
433 accept symbolic LARL operands.
434 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
437 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
439 * config/s390/s390.md (cmpstr_64/31): Mark whole
440 input registers as used.
442 2002-05-28 Richard Henderson <rth@redhat.com>
444 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
445 not current_function_uses_pic_offset_table and
446 current_function_uses_const_pool; examine current_function_profile.
447 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
448 input to blockage if needed.
449 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
450 (legitimize_pic_address): Likewise. Set regs_ever_live for
451 pic_offset_table_rtx when invoked during reload.
452 * config/i386/i386.h (FINALIZE_PIC): Remove.
453 * config/i386/i386.md (tablejump): Reformat. Do not set
454 current_function_uses_pic_offset_table.
455 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
456 (blockage): Accept anything as operand 0.
458 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
460 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
461 common CPP built-ins for all NetBSD a.out targets.
462 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
463 common CPP built-ins for all NetBSD ELF targets.
464 * config/netbsd.h: Add missing notice.
465 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
466 for all NetBSD targets.
467 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
468 for all NetBSD targets using an LP64 code model.
469 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
472 2002-05-28 Richard Henderson <rth@redhat.com>
474 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
475 update if UPDATE_LIFE_LOCAL.
477 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
479 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
481 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
482 Jason R. Thorpe <thorpej@wasabisystems.com>
484 config/sh reorganization to factor out endianness and coff:
486 * config/sh/little.h: New file.
487 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
488 defined, define to 0 to select big-endian.
489 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
490 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
491 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
492 * config/sh/t-be: New file.
493 * config/sh/t-le: New file.
495 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
496 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
497 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
498 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
499 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
500 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
501 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
502 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
503 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
504 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
505 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
506 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
507 (LINK_SPEC): Define to SH_LINK_SPEC.
508 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
509 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
510 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
511 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
512 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
513 * config/sh/coff.h: New file.
514 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
515 (TARGET_OBJFMT_CPP_BUILTINS): Define.
516 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
517 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
518 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
519 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
520 (PTRDIFF_TYPE): Likewise.
521 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
522 (CPP_PREDEFINES): Don't define.
523 (TARGET_OBJFMT_CPP_BUILTINS): Define.
524 (LINK_SPEC): Define to SH_LINK_SPEC.
525 (LINK_EMUL_PREFIX): Redefine.
526 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
527 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
528 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
529 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
530 (TARGET_OS_CPP_BUILTINS): Define.
531 (TARGET_DEFAULT): Redefine.
532 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
533 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
534 (LINK_SPEC): Don't redefine.
535 (LINK_DEFAULT_CPU_EMUL): Redefine.
536 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
537 * sh.c (sh_asm_named_section): Don't declare / define.
538 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
539 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
540 (sh64-*-elf* tm_file): Likewise.
541 (sh-*-rtemself* tm_file): Likewise.
542 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
543 (sh-*-linux* tmake_file): Add sh/t-le.
544 (sh-*-rtems* tm_file): Add sh/coff.h
545 (sh-*-* tm_file): Likewise.
547 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
549 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
550 CONSTANT_POOL_ADDRESS_P.
552 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
554 2002-05-28 David Edelsohn <edelsohn@gnu.org>
555 Jeff Law <law@redhat.com>
557 * optabs.c (expand_binop): Fix nwords sign warnings.
558 generate pseudo for add_optab.
560 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
561 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
563 2002-05-28 Marc Espie <espie@openbsd.org>
565 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
566 inherited from gas.h.
567 (ASM_QUAD): Undef. OpenBSD does not support it.
569 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
571 * doc/install.texi (binaries): Change mingw binaries
572 link to www.mingw.org.
574 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
576 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
578 2002-05-28 Richard Henderson <rth@redhat.com>
580 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
581 bottom alignment for leaf functions.
583 2002-05-28 Zack Weinberg <zack@codesourcery.com>
585 * config/pa/milli32.S, config/pa/lib1funcs.asm,
586 config/sparc/sol2-g1.asm: Delete unused files.
588 2002-05-28 Richard Henderson <rth@redhat.com>
590 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
592 * flow.c (calculate_global_regs_live): Rename call_used to
593 invalidated_by_call. Initialize from regs_invalidated_by_call
594 instead of call_used_regs.
596 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
599 2002-05-28 Zack Weinberg <zack@codesourcery.com>
601 * tree.h: Don't include real.h.
602 Forward-declare struct realvaluetype.
603 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
605 (TREE_REAL_CST_PTR): New accessor.
606 (TREE_REAL_CST): Update.
607 * real.h: Include machmode.h.
608 (realvaluetype): Make it struct realvaluetype, not a typedef.
609 (build_real): Prototype here.
611 * tree.c: Include real.h.
612 (build_real): Allocate the REAL_VALUE_TYPE as a separate
613 object in GC memory, set TREE_REAL_CST_PTR to point to it.
614 (build_real_from_int_cst): Use build_real.
615 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
618 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
619 fold-const.c, print-tree.c, real.c: Include real.h.
620 * Makefile.in: Update dependency lists.
622 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
624 * basic-block.h (last_basic_block): Declare.
625 (expunge_block_nocompact): Declaration removed.
626 (compact_blocks): Declare.
627 * cfg.c (last_basic_block): New variable.
628 (expunge_block_nocompact): Removed.
629 (expunge_block): Do not compact basic blocks.
630 (compact_blocks): New.
631 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
633 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
635 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
636 real positions of blocks.
637 (delete_unreachable_blocks): Simplified -- quadratic behavior now
639 (cleanup_cfg): Compact blocks.
640 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
641 basic_block_info varray.
642 (flow_delete_block): Comment update.
643 (back_edge_of_syntactic_loop_p): Modify position check code.
644 (verify_flow_info): Update checking.
645 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
646 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
647 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
648 indices no longer change.
649 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
651 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
652 * profile.c (branch_prob): Compact blocks.
653 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
656 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
658 * config/h8300/h8300.md (two anonymous patterns): New.
660 2002-05-28 David S. Miller <davem@redhat.com>
662 * config/sparc/sparc.md (cpu): Tidy.
663 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
665 (in_call_delay): Delete reference to 'return' type.
666 (eligible_for_return_delay, in_return_delay, define_delay
667 referencing those): Delete.
668 (rest of file): Use new type attributes as appropriate.
669 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
670 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
671 * config/sparc/ultra1_2.md (us1_single): New reservation.
672 (us1_ialuX): Likewise.
673 * config/sparc/ultra3.md (us3_single): Likewise.
674 (us3_ialuX): Likewise.
675 (us3_imul, us3_idiv): Tweak.
677 2002-05-28 Richard Henderson <rth@redhat.com>
679 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
682 2002-05-28 Richard Henderson <rth@redhat.com>
684 * config.gcc: Obsolete mn10200.
686 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
688 * cppexp.c (interpret_number): Optimize for single-digit
689 and less-than-half-precision cases.
690 (num_trim, num_positive, num_div_op): Cast constants.
692 2002-05-27 Bo Thorsen <bo@suse.de>
694 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
695 3.1 branch. The file was made by Jakub Jelinek.
696 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
697 support so multilib doesn't break. And don't define this at all
698 when -Dinhibit_libc is used.
699 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
700 * config/i386/t-linux64: Implement full multilib support. Patch
701 originally done by Andreas Jaeger and Jakub Jelinek.
703 2002-05-27 Roger Sayle <roger@eyesopen.com>
705 * c-common.c: Add support for __attribute__((nothrow)) to specify
706 that a function cannot throw an exception (using TREE_NOTHROW).
707 (handle_nothrow_attribute): New function to process this attribute.
709 * doc/extend.texi: Document the new nothrow function attribute.
711 2002-05-27 H.J. Lu (hjl@gnu.org)
713 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
714 (num_positive): Likewise.
715 (num_div_op): Likewise.
717 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
719 * c-common.c (c_common_init): Always use intmax_t.
721 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
723 * c-common.c (c_common_init): Use intmax_t for now.
725 2002-05-24 Andrew Haley <aph@redhat.com>
727 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
728 if T is a boolean type.
730 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
732 * basic-block.h (last_basic_block): Defined as synonym for
734 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
735 flow_depth_first_order_compute, flow_preorder_transversal_compute,
736 flow_dfs_compute_reverse_init): Replaced relevant occurences of
737 n_basic_blocks with last_basic_block.
738 * cfgbuild.c (make_edges): Likewise.
739 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
740 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
741 * combine.c (combine_instructions): Likewise.
742 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
743 iterative_dataflow_bitmap): Likewise.
744 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
745 calc_idoms, idoms_to_doms): Likewise.
746 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
748 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
749 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
750 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
751 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
752 delete_null_pointer_checks, compute_code_hoist_vbeinout,
753 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
754 compute_store_table, build_store_vectors): Likewise.
755 * haifa-sched.c (sched_init): Likewise.
756 * ifcvt.c (if_convert): Likewise.
757 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
758 pre_edge_lcm, compute_available, compute_nearerout,
759 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
761 * predict.c (estimate_probability, process_note_prediction,
762 note_prediction_to_br_prob): Likewise.
763 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
764 * recog.c (split_all_insns, peephole2_optimize): Likewise.
765 * regrename.c (copyprop_hardreg_forward): Likewise.
766 * resource.c (init_resource_info): Likewise.
767 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
768 init_regions, schedule_insns): Likewise.
769 * ssa-ccp.c (ssa_const_prop): Likewise.
770 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
771 * ssa.c (compute_dominance_frontiers,
772 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
774 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
775 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
778 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
780 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
782 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
783 hoist_insn_after, hoist_insn_to_edge): New.
785 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
787 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
788 (PROP_FINAL): Include.
789 * flow.c (life_analysis, update_life_info,
790 init_propagate_block_info, mark_set_1, mark_used_rgs):
791 Support SCAN_DEAD_STORE.
793 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
795 * c-common.c (c_common_init): Set CPP arithmetic precision.
796 * cppexp.c (cpp_num_part): Move typedef ...
797 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
798 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
799 (sanity_checks): Update.
801 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
803 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
804 (mkheaders): New rule.
805 (install-mkheaders): New rule.
806 * configure.in (all_outputs): Add mkheaders.
807 * configure: Regenerate.
808 * mkheaders.in: New file.
810 2002-05-26 Jakub Jelinek <jakub@redhat.com>
812 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
814 2002-05-26 Andreas Jaeger <aj@suse.de>
816 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
818 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
820 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
821 right_shift): Remove.
822 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
824 (struct op): Use cpp_num.
825 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
826 num_part_mul, num_unary_op, num_binary_op, num_negate,
827 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
828 num_div_op, num_lshift, num_rshift, append_digit): New.
829 (interpret_number, parse_defined, eval_token, reduce): Update
830 for two-integer arithmetic.
831 (binary_handler): New typedef.
833 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
834 (_cpp_parse_expr, reduce): Update to handle two-integers.
835 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
837 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
839 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
840 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
841 branch insn into account, do not assume 1.
842 (avr_out_sbxx_branch): New function. Optimize cases of skipping
843 over single word insn. Handle upper half of I/O space too.
844 * config/avr/avr.md (*sbrx_branch): Use it.
845 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
846 (*sbix_branch, *sbix_branch_bit7): Likewise.
847 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
848 Use RTL peepholes to optimize register operand sign tests.
850 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
852 * config/avr/avr.c (avr_asm_only_p): New variable.
853 (avr_override_options): Set it here if AVR1.
854 (asm_file_start): Test it here, report an error if set.
856 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
858 * alias.c: Fix formatting.
859 * attribs.c: Likewise.
860 * bb-reorder.c: Likewise.
861 * bitmap.c: Likewise.
862 * bitmap.h: Likewise.
863 * builtins.c: Likewise.
865 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
867 * reload.c (find_valid_class): Accept new argument DEST,
868 choose class accordingly.
869 (push_reload): Update callers.
871 2002-05-26 Andreas Jaeger <aj@suse.de>
873 * combine.c (combine_instructions): Do not indent #if for
876 2002-05-25 Richard Henderson <rth@redhat.com>
878 * c-pragma.c (apply_pragma_weak): Convert value identifier to
879 string for decl_attributes.
880 (handle_pragma_weak): Call assemble_alias if we're modifying
883 2002-05-25 Richard Henderson <rth@redhat.com>
886 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
887 using rtl instead of fprintf.
888 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
889 * config/sparc/sparc-protos.h: Update.
891 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
893 * Makefile.in (C_COMMON_H): Fix.
894 Update other targets.
895 * c-common.c: Don't include c-lex.h.
896 (builtin_define_with_value): Make static and prototype.
897 (builtin_define_std): Move from c-lex.h.
898 * c-common.h (init_c_lex): Move from c-lex.h.
899 * c-decl.c: Don't include c-lex.h.
900 (make_pointer_declarator): Move from c-parse.in.
901 * c-lex.c: Don't include c-lex.h.
903 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
904 (make_pointer_declarator): Move to c-decl.c.
905 * c-pragma.c: Don't include c-lex.h.
906 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
907 * c-tree.h (make_pointer_declarator): New.
909 * passes.texi, tm.texi: Update.
911 * Make-lang.in: Update and correct.
912 * objc-act.c: Don't include c-lex.h or cpplib.h.
914 * treetree.c: Don't include c-lex.h.
916 * darwin-c.c: Don't include c-lex.h.
917 * c4x/c4x-c.c: Don't include c-lex.h.
919 * i370/i370-c.c: Don't include c-lex.h.
920 * i370/t-i370: Update.
921 * i960/i960-c.c: Don't include c-lex.h.
922 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
923 * i960/t-960bare: Update.
924 * i960/t-vxworks: Update.
925 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
926 * rs6000/t-darwin: Update.
927 * rs6000/t-rs6000-c-rule: Update.
928 * v850/v850-c.c: Don't include c-lex.h.
929 * v850/v850.c: Don't include c-lex.h or cpplib.h.
932 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
934 * tree.def: Fix typos.
935 * doc/install.texi: Likewise.
937 2002-05-25 Richard Henderson <rth@redhat.com>
939 * configure.in (HAVE_AS_TLS): Add ia64 test.
940 * configure: Rebuild.
941 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
942 (override_options): Set it.
943 (TARGET_HAVE_TLS): New.
944 (sdata_symbolic_operand): Look for 's'.
945 (tls_symbolic_operand): New.
946 (ia64_expand_load_address): Abort for tls symbols.
947 (gen_tls_get_addr): New.
948 (gen_thread_pointer): New.
949 (ia64_expand_move): Split out from movdi. Handle tls symbols.
950 (rtx_needs_barrier): Add new unspecs.
951 (ia64_encode_section_info): Handle tls symbols.
952 (ia64_strip_name_encoding): Strip two encoding chars.
953 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
954 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
955 (TARGET_OPTIONS): Add tls-size.
956 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
957 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
958 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
959 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
960 (movsf, movdf): Likewise.
961 (movdi_symbolic): Use match_scratch. Don't split if we won't
962 have a scratch availiable.
963 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
964 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
965 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
966 * config/ia64/ia64-protos.h: Update.
967 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
968 sdata_symbolic_operand.
969 (ASM_OUTPUT_LABELREF): Strip two characters.
971 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
973 * combine.c (simplify_set): Remove an unnecessary subreg.
975 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
977 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
979 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
981 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
983 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
985 2002-05-25 Roger Sayle <roger@eyesopen.com>
987 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
988 (cond (compare x y) 0) into the equivalent (cond x y).
990 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
992 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
994 2002-05-24 Zack Weinberg <zack@codesourcery.com>
996 * config.gcc: Remove all stanzas for previously obsoleted
997 systems. Where necessary, add explicit error stanzas to
998 prevent removed systems from being misidentified as something
999 else. Begin a fresh obsoletions list, with the systems that
1000 were reprieved last round.
1001 * doc/install.texi: Remove all mention of dead targets.
1002 * fixinc/mkfixinc.sh: Likewise.
1004 * config/arm/arm.h: Bit 31 of target_flags is no longer
1007 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
1008 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
1009 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
1010 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
1011 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
1012 config/alpha/osf12.h, config/alpha/osf2or3.h,
1013 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
1014 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
1015 config/clipper/clipper-protos.h, config/clipper/clipper.c,
1016 config/clipper/clipper.h, config/clipper/clipper.md,
1017 config/clipper/clix.h, config/convex/convex-protos.h,
1018 config/convex/convex.c, config/convex/convex.h,
1019 config/convex/convex.md, config/convex/fixinc.convex,
1020 config/convex/proto.h, config/elxsi/elxsi-protos.h,
1021 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
1022 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
1023 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
1024 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
1025 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
1026 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
1027 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
1028 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
1029 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
1030 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
1031 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
1032 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
1033 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
1034 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
1035 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
1036 config/m68k/altos3068.h, config/m68k/apollo68.h,
1037 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
1038 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
1039 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
1040 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
1041 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
1042 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
1043 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
1044 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
1045 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
1046 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
1047 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
1048 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
1049 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
1050 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
1051 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
1052 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
1053 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
1054 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
1055 config/mips/dec-osf1.h, config/mips/elflorion.h,
1056 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
1057 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
1058 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
1059 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
1060 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
1061 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
1062 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
1063 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
1064 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
1065 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
1066 config/ns32k/sequent.h, config/ns32k/tek6000.h,
1067 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
1068 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
1069 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
1070 config/sparc/rtems.h, config/we32k/we32k-protos.h,
1071 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
1074 2002-05-24 Richard Henderson <rth@redhat.com>
1076 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
1077 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
1078 * config/i386/i386.c (tls_model_chars): Add leading space.
1079 (tls_symbolic_operand): Don't bias by 1.
1080 (legitimize_address): Don't unbias by 1.
1082 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1084 * lcm.c (optimize_mode_switching): Change bb used as indices
1087 2002-05-24 Richard Henderson <rth@redhat.com>
1089 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
1090 of update_life_info_in_dirty_blocks.
1092 2002-05-24 Jakub Jelinek <jakub@redhat.com>
1095 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
1097 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
1099 PR preprocessor/6780
1100 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
1102 2002-05-24 Jim Blandy <jimb@redhat.com>
1104 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
1105 entry with a type code of zero, marking the end of the compilation
1108 2002-05-24 Richard Henderson <rth@redhat.com>
1110 * varasm.c (asm_output_bss): Always output one byte.
1111 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1113 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1115 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
1118 2002-05-24 Andreas Jaeger <aj@suse.de>
1120 * ggc-page.c (alloc_page): Cast variables of type size_t to
1121 unsigned long, adjust printf format string.
1122 (ggc_alloc): Likewise.
1123 (ggc_print_statistics): Likewise.
1124 (ggc_print_statistics): Correct printf format string for SCALE to
1127 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1129 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
1131 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
1132 Zack Weinberg <zack@codesourcery.com>
1134 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
1136 * dwarf2out.c (lookup_filename): Properly quote filename in .file
1137 directive in assembly file.
1138 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1139 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1140 * config/pj/pj.h (ASM_FILE_START): Likewise.
1141 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1142 * config/avr/avr.c (asm_file_end): Likewise.
1143 * toplev.c (output_quoted_string): Handle possibly signed plain
1145 * toplev.h (output_clean_symbol_name): Declare
1146 * toplev.c (output_clean_symbol_name): Define.
1147 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
1148 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
1150 2002-05-24 Alan Modra <amodra@bigpond.net.au>
1152 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
1154 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
1156 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
1157 of size of unsigned.
1159 2002-05-23 Richard Henderson <rth@redhat.com>
1161 * configure.in (HAVE_AS_TLS): New test.
1162 * config.in, configure: Rebuild.
1163 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
1164 (ix86_tls_dialect_string, ix86_tls_dialect): New.
1165 (override_options): Set it.
1166 (tls_model_chars, tls_symbolic_operand): New.
1167 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
1168 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
1169 (local_exec_symbolic_operand): New.
1170 (get_pic_label_name): Merge into output_set_got.
1171 (ix86_asm_file_end): Emit pic_label_name if defined.
1172 (legitimate_constant_p, constant_address_p): New.
1173 (legitimate_pic_operand_p): New.
1174 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
1175 (legitimate_address_p): Likewise.
1176 (ix86_encode_section_info): Rename from i386_; handle tls decls.
1177 (ix86_strip_name_encoding): New.
1178 (get_thread_pointer): New.
1179 (legitimize_address): Handle tls symbols.
1180 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
1182 (struct machine_function): Add some_ld_name.
1183 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
1184 (print_operand) [&]: Use it. Handle UNSPEC_TP.
1185 (output_addr_const_extra): New.
1186 (maybe_get_pool_constant): New.
1187 (ix86_split_to_parts): Use it.
1188 (ix86_expand_move): Handle tls symbols.
1189 (ix86_tls_get_addr): New.
1190 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
1191 (TARGET_OPTIONS): Add tls-dialect.
1192 (CONSTANT_ADDRESS_P): Use new out-of-line function.
1193 (LEGITIMATE_CONSTANT_P): Likewise.
1194 (LEGITIMATE_PIC_OPERAND_P): Likewise.
1195 (TARGET_STRIP_NAME_ENCODING): New.
1196 (ASM_OUTPUT_LABELREF): New.
1197 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
1198 (OUTPUT_ADDR_CONST_EXTRA): New.
1199 (PREDICATE_CODES): Update.
1200 (ix86_tls_dialect, ix86_tls_dialect_string): New.
1201 * config/i386/i386.md: Regroup and renumber unspec constants.
1202 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
1203 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
1204 (tls_global_dynamic, tls_local_dynamic_base): New.
1205 (tls_local_dynamic_once): New.
1206 * config/i386/i386-protos.h: Update.
1208 2002-05-23 Richard Henderson <rth@redhat.com>
1210 * genemit.c (gen_insn): Print file:lineno comment before function.
1212 * gensupport.c (struct queue_elem): Add filename member.
1213 (queue_pattern): Initialize it; update all callers.
1214 (process_include): Don't free filename.
1215 (read_md_rtx): Set read_rtx_filename.
1217 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
1219 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
1221 2002-05-23 Richard Henderson <rth@redhat.com>
1223 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
1225 2002-05-23 Richard Henderson <rth@redhat.com>
1227 * doc/extend.texi (C++98 Thread-Local Edits): Update with
1228 commentary from Mark.
1230 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1232 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
1233 Use FOR_EACH_BB macros to iterate over basic block chain.
1234 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
1235 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
1237 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
1238 find_unreachable_blocks, create_edge_list, verify_edge_list,
1239 remove_fake_edges, add_noreturn_fake_exit_edges,
1240 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
1242 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1243 find_sub_basic_blocks): Likewise.
1244 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
1246 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
1248 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
1250 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
1251 commit_edge_insertions, commit_edge_insertions_watch_calls,
1252 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
1253 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
1254 * conflict.c (conflict_graph_compute): Likewise.
1255 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1256 df_modified_p, df_refs_unlink, df_dump): Likewise.
1257 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
1258 * final.c (compute_alignments): Likewise.
1259 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
1260 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
1261 count_or_remove_death_notes): Likewise.
1262 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
1263 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
1264 classic_gcse, compute_transp, cprop, compute_pre_data,
1265 compute_transpout, invalidate_nonnull_info,
1266 delete_null_pointer_checks_1, delete_null_pointer_checks,
1267 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
1268 compute_store_table, build_store_vectors, store_motion): Likewise.
1269 * global.c (global_conflicts, mark_elimination): Likewise.
1270 * graph.c (print_rtl_graph_with_bb): Likewise.
1271 * haifa-sched.c (sched_init): Likewise.
1272 * ifcvt.c (if_convert): Likewise.
1273 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1274 compute_available, compute_nearerout, compute_rev_insert_delete,
1275 optimize_mode_switching): Likewise.
1276 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
1277 * predict.c (estimate_probability, note_prediction_to_br_prob,
1278 propagate_freq, counts_to_freqs, expensive_function_p,
1279 estimate_bb_frequencies): Likewise.
1280 * profile.c (instrument_edges, get_exec_counts,
1281 compute_branch_probabilities, compute_checksum, branch_prob,
1282 find_spanning_tree): Likewise.
1283 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1284 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1286 * regclass.c (scan_one_insn, regclass): Likewise.
1287 * regmove.c (mark_flags_life_zones, regmove_optimize,
1288 record_stack_memrefs): Likewise.
1289 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1290 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1291 * resource.c (find_basic_block): Likewise.
1292 * sched-ebb.c (schedule_ebbs): Likewise.
1293 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1294 find_single_block_region, find_rgns, schedule_insns)
1295 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1296 * ssa-ccp.c (optimize_unexecutable_edges,
1297 ssa_ccp_df_delete_unreachable_insns): Likewise.
1298 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1299 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1300 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1301 compute_coalesced_reg_partition, rename_equivalent_regs,
1302 convert_from_ssa): Likewise.
1303 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1304 process_for_unwind_directive): Likewise.
1306 * df.c (FOR_ALL_BBS): Removed.
1307 * gcse.c (struct null_pointer_info): Type of current_block field
1309 (struct reg_avail_info): Type of last_bb field changed.
1310 * config/ia64/ia64.c (block_num): Removed.
1311 (need_copy_state): Type changed.
1314 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1316 * cppinit.c (mark_named_operators): Split out from init_builtins.
1317 (cpp_finish_options): Call it from here instead.
1319 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1321 * builtin-attrs.def: Update copyright years.
1322 (ATTR_NONNULL): New attribute identifier.
1323 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1324 attribute tree lists.
1325 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1327 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1328 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1329 attribute lists. Chain the appropriate nonnull attribute.
1330 * c-format.c (check_format_arg): Remove null format string
1332 * testsuite/gcc.dg/format/null-1.c: New test.
1334 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1336 * Makefile.in (ADAC): Define.
1338 (.SUFFIXES): Move before language makefile fragments.
1339 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1341 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1343 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1346 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1348 * cfg.c (dump_flow_info): Print results of
1349 maybe_hot/probably_never_executed predicates.
1350 * toplev.c (open_dump_file): Print function frequency.
1352 2002-05-23 David S. Miller <davem@redhat.com>
1354 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1357 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1359 * c-common.c (warn_nonnull): Declare.
1360 (c_common_attribute_table): Add "nonnull" attribute.
1361 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1362 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1363 check_function_arguments_recurse): New functions.
1364 * c-common.h (warn_nonnull): Declare extern.
1365 (check_function_arguments, check_function_arguments_recurse): New
1367 * c-decl.c (c_decode_option): Add -Wnonnull option.
1368 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1370 (format_check_context): New structure.
1371 (check_format_info_recurse): Remove recursion and rename to...
1372 (check_format_arg): ...this. Update comment.
1373 (check_format_info): Use check_function_arguments_recurse.
1374 * c-typeck.c (build_function_call): Call check_function_arguments
1375 instead of check_function_format.
1376 * doc/extend.texi: Document "nonnull" attribute.
1377 * doc/invoke.texi: Docuemnt -Wnonnull option.
1378 * testsuite/gcc.dg/nonnull-1.c: New test.
1379 * testsuite/gcc.dg/nonnull-2.c: New test.
1381 2002-05-23 David S. Miller <davem@redhat.com>
1383 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1384 * cfgcleanup.c (cleanup_cfg): If it is set do not
1385 attempt to delete trivially dead insns.
1386 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1387 * toplev.c (rest_of_compilation): Document non-trivial aspect
1388 the RTL before optimize_save_area_alloca is run.
1390 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1392 * c-lex.c (indent_level): Remove.
1393 (cb_file_change, c_lex): Remove indent level handling.
1394 * c-lex.h (indent_level): Remove.
1395 * input.h (struct file_stack): Remove indent_level.
1396 * toplev.c (push_srcloc): Remove indent_level handling.
1398 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1401 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1402 of x in constraints for clarity.
1403 (sse_mov?fcc split): abort if op2 == op3.
1404 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1405 sse_movsfcc_const0_4): Add earlyclobber.
1406 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1407 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1408 Use Y instead of x in constraints.
1410 2002-05-23 Richard Henderson <rth@redhat.com>
1412 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1413 (C++98 Thread-Local Edits): New subsection.
1415 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1416 (ix86_arch): Set type to enum processor_type.
1418 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1419 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1421 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1423 * configure.in: Fix as version test for binutils 2.12.1 releases
1425 * configure: Rebuilt.
1427 2002-05-23 Richard Henderson <rth@redhat.com>
1429 * config/i386/i386.c (get_pic_label_name): New.
1430 (load_pic_register): Remove.
1431 (output_set_got): New.
1432 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1433 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1434 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1435 (prologue_set_got, prologue_get_pc): Remove.
1436 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1437 (builtin_setjmp_receiver): Use gen_set_got.
1438 * config/i386/i386-protos.h: Update.
1440 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1442 * gcse.c (hash_expr): Do not use alias set for hashing.
1444 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1446 * dbxout.c (dbxout_class_name_qualifiers): New function.
1447 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1449 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1451 * cpperror.c (_cpp_begin_message): No special casing
1453 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1454 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1455 * cpplib.c (do_include_common): Use DL_ERROR.
1456 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1458 * fix-header.c (read_scan_file): Update.
1460 2002-05-22 Richard Henderson <rth@redhat.com>
1462 * config/i386/i386.c (ix86_expand_call): New function, extracted
1463 from md call patterns. Add pic_offset_table_rtx to
1464 CALL_INSN_FUNCTION_USAGE when needed.
1465 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1466 (call_value_pop, call_value, untyped_call): Likewise.
1467 (call_exp, call_value_exp): Remove.
1468 * config/i386/i386-protos.h: Update.
1470 2002-05-22 Richard Henderson <rth@redhat.com>
1472 * varasm.c (default_section_type_flags): Check for VAR_DECL
1473 before using DECL_THREAD_LOCAL.
1475 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1477 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1478 (STARTFILE_SPEC): Delete PE crt0.o.
1479 * config/rs6000/aix51.h: Same.
1480 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1481 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1482 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1483 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1484 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1486 2002-05-22 Richard Henderson <rth@redhat.com>
1488 * varasm.c (default_section_type_flags): Handle tls data and
1490 (default_unique_section): Handle tls sections.
1492 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1494 * configure.in (CROSS): Define NATIVE_CROSS.
1495 * configure: Regenerate.
1496 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1497 (startfile_prefix_spec): New var.
1498 (static_specs): Add startfile_prefix_spec.
1499 (do_spec_2): Split out from..
1501 (main): Process startfile_prefix_spec.
1502 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1504 (STARTFILE_PREFIX_SPEC): Define.
1505 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1508 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1510 * cpperror.c: Fix formatting.
1511 * cppexp.c: Likewise.
1512 * cppfiles.c: Likewise.
1513 * cpphash.c: Likewise.
1514 * cpphash.h: Likewise.
1515 * cppinit.c: Likewise.
1516 * cpplex.c: Likewise.
1517 * cpplib.c: Likewise.
1518 * cppmacro.c: Likewise.
1519 * cppmain.c: Likewise.
1520 * cppspec.c: Likewise.
1522 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1524 * combine.c (force_to_mode): Use gen_int_mode.
1525 Don't clear CONST_INT bits outside of mode.
1527 2002-05-22 Richard Henderson <rth@redhat.com>
1529 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1530 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1532 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1535 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1536 if DECL_SIZE_UNIT is INTEGER_CST.
1538 2002-05-22 Richard Henderson <rth@redhat.com>
1540 * flow.c (life_analysis): Delete broken reg_label check.
1542 2002-05-22 Richard Henderson <rth@redhat.com>
1544 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
1545 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1547 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1549 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
1550 (embed-bb.c): New rule.
1551 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
1552 * config/sh/embed_bb.c: Delete.
1554 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
1556 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
1558 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1560 * config/h8300/h8300.md (*andorqi3): New.
1562 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1564 PR preprocessor/6517
1565 * Makefile.in: Update.
1566 * c-common.c (c_common_post_options): Add preprocessor
1567 errors to the error count.
1568 * c-lang.c (c_post_options): Kill.
1569 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1570 * hooks.h: Add header guards.
1571 * langhooks-def.h: Include hooks.h.
1572 (LANG_HOOKS_POST_OPTIONS): Update.
1573 * langhooks.h (struct lang_hooks): Update post_options.
1574 * toplev.c (parse_options_and_default_flags): Update.
1576 * objc-lang.c (objc_post_options): Kill.
1577 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1579 2002-05-21 Bruce Korb <bkorb@gnu.org>
1581 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
1582 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
1583 * fixinc/fixincl.x: regen.
1585 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
1587 * cfgbuild.c: Fix formatting.
1589 * cfgcleanup.c: Likewise.
1590 * cfglayout.c: Likewise.
1591 * cfgloop.c: Likewise.
1592 * cfgrtl.c: Likewise.
1594 2002-05-21 Richard Henderson <rth@redhat.com>
1596 * c-common.h (enum rid): Add RID_THREAD.
1597 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
1598 (grokdeclarator): Grok __thread.
1599 * c-parse.in (reswords): Add __thread.
1600 (rid_to_yy): Add RID_THREAD.
1602 * tree.h (DECL_THREAD_LOCAL): New.
1603 (struct tree_decl): Add thread_local_flag.
1604 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
1605 * tree.c (staticp): TLS variables are not static.
1607 * target-def.h (TARGET_HAVE_TLS): New.
1608 * target.h (have_tls): New.
1609 * output.h (SECTION_TLS): New.
1610 * varasm.c (assemble_variable): TLS variables can't be common for now.
1611 (default_section_type_flags): Handle .tdata and .tbss.
1612 (default_elf_asm_named_section): Handle SECTION_TLS.
1613 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
1615 * flags.h (flag_tls_default): Declare.
1616 * toplev.c (flag_tls_default): Define.
1617 (display_help): Display help for it.
1618 (decode_f_option): Set it.
1620 * doc/extend.texi (Thread-Local): New node describing language-level
1621 thread-local storage.
1622 * doc/invoke.texi (-ftls-model): Document.
1624 * fixinc/inclhack.def (thread_keyword): New.
1625 * fixinc/fixincl.x: Rebuild.
1627 2002-05-21 Jeffrey A Law <law@redhat.com>
1629 * optabs.c (expand_binop): For double-word integer multiplies,
1630 do not compute intermediate results into something that is
1631 not a register (such as a SUBREG or MEM).
1633 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
1634 (ix86_sched_reorder): Make sure to initialize scheduling
1635 data even when there's only one insn in the ready queue.
1637 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1639 * genautomata.c (reserv_sets_hash_value): Fix a typo.
1641 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1643 * genautomata.c (reserv_sets_hash_value): Define hash_value as
1644 set_el_t. Transform the hash value into unsigned.
1645 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
1646 (transform_3): Add code to process `(A,B)+(D,E)'.
1648 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
1650 * reload1.c (do_output_reload): Run delete_output_reload
1653 2002-05-21 Roger Sayle <roger@eyesopen.com>
1656 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
1657 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
1658 (can_store_by_pieces): ... and here to limit the largest mode used.
1659 Add a comment to document this function.
1661 2002-05-21 Richard Henderson <rth@redhat.com>
1663 * flow.c (life_analysis): Fix test for deleted label.
1665 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
1667 * doc/tm.texi: Fix typo.
1669 2002-05-21 Zack Weinberg <zack@codesourcery.com>
1671 * c-common.c (c_common_init): Set options->unsigned_char from
1673 (cb_register_builtins): Define __STRICT_ANSI__ and
1674 __CHAR_UNSIGNED__ here...
1675 * cppinit.c (init_builtins): Not here.
1676 (cpp_create_reader): unsigned_char option defaults to 0, not
1677 !DEFAULT_SIGNED_CHAR.
1678 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
1679 and -funsigned-char.
1681 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
1682 * cpphash.c (_cpp_init_hashtable): Don't set it.
1683 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
1684 directly. Clarify comment.
1686 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1688 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
1689 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
1690 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
1691 BASIC_BLOCK (n_basic_blocks - 1).
1692 * cfganal.c (can_fallthru, flow_call_edges_add,
1693 flow_preorder_transversal_compute): Too.
1694 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1695 find_sub_basic_blocks): Too.
1696 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
1697 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
1698 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
1699 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
1700 * combine.c (this_basic_block): Type changed to basic_block.
1701 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
1702 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1703 get_last_value, distribute_notes, distribute_links): Too.
1704 * final.c (compute_alignments): Too.
1705 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
1706 * function.c (thread_prologue_and_epilogue_insns): Too.
1707 * gcse.c (compute_code_hoist_vbeinout): Too.
1708 * global.c (build_insn_chain): Too.
1709 * ifcvt.c (find_if_block, find_cond_trap): Too.
1710 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
1711 * regmove.c (regmove_optimize): Too.
1712 * resource.c (find_basic_block): Too.
1713 * sched-ebb.c (schedule_ebbs): Too.
1714 * ssa-dce.c (find_control_dependence, find_pdom): Too.
1716 2002-05-21 Andreas Jaeger <aj@suse.de>
1718 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
1720 2002-05-21 Richard Henderson <rth@redhat.com>
1722 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
1723 unspec names, not numbers.
1725 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1727 * doc/sourcebuild.texi: Mention snapshot-README and
1728 snapshot-index.html as needing updating for new front ends.
1730 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1732 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
1733 disabling checking, and avoid multiple evaluation of RTX.
1735 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
1737 * bitmap.c (bitmap_find_bit): Return early if we have the correct
1740 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1742 * profile.c (gen_edge_profiler): Set alias set before the memory is
1745 2002-05-20 David S. Miller <davem@redhat.com>
1747 * cselib.c (max_value_regs): New.
1748 (cselib_lookup, cselib_invalidate_regno): Initialize it when
1749 adding new entries to the REG_VALUES table and we are dealing with
1751 (clear_table): Initialize it.
1752 (cselib_invalidate_regno): Use it to determine which hard
1753 registers to scan when mode is not VOIDmode.
1755 2002-05-20 Duraid Madina <duraid@fl.net.au>
1757 * tradcpp.c (fixup_newlines): Use old-style function header.
1759 2002-05-20 Krister Walfridsson <cato@df.lth.se>
1761 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
1763 2002-05-20 H.J. Lu (hjl@gnu.org)
1765 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
1767 * config/mips/mips.h (DFMODE_NAN): Defined.
1768 (SFMODE_NAN): Likewise.
1770 2002-05-20 Dale Johannesen <dalej@apple.com>
1772 * combine.c (cant_combine_insn_p): Back out my
1775 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
1777 * params.c: Fix formatting.
1778 * params.h: Likewise.
1779 * predict.c: Likewise.
1780 * prefix.c: Likewise.
1781 * print-rtl.c: Likewise.
1782 * print-tree.c: Likewise.
1783 * profile.c: Likewise.
1785 2002-05-20 H.J. Lu (hjl@gnu.org)
1787 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
1789 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
1791 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
1792 switches straight on to the assembler, do not abbreviate them.
1793 * config/arm/elf.h (ASM_SPEC): As above.
1794 * config/arm/semi.h (ASM_SPEC): As above.
1795 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
1796 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
1797 -mcpu=xscale on to the assembler by default.
1798 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
1800 2002-05-20 Richard Henderson <rth@redhat.com>
1802 * cse.c (canon_hash): Reorder do_not_record test. Always
1803 allow pic_offset_table_rtx.
1805 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
1807 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
1808 (expand_binop): Ditto (3 times).
1810 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
1812 * Makefile.in (distclean): Remove QMTest stuff.
1813 (QMTEST_PATH): New variable.
1814 (QMTESTFLAGS): Likewise.
1815 (QMTESTRUNFLAGS): Likewise.
1817 (QMTEST_GPP_TESTS): Likewise.
1818 (QMTEST_DIR): Likewise.
1819 (QMTEST_DIR/context): New target.
1820 (qmtest-g++): Likeise.
1821 (qmtest-gui): Likewise.
1822 (QMTEST_DIR/gpp-expected.qmr): Likewise.
1824 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
1826 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
1827 an altivec register if TARGET_ALTIVEC.
1829 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
1830 to ALTIVEC_VECTOR_MODE.
1831 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
1832 (rs6000_va_arg): Vectors may go in registers if they are not
1835 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
1837 * protoize.c: Fix formatting.
1839 2002-05-19 Richard Henderson <rth@redhat.com>
1841 * gensupport.c (init_include_reader): Merge into ...
1842 (process_include): ... here. Simplify composite path creation.
1843 Plug memory leaks. Fix file/line number tracking. Do not
1844 process_define_cond_exec. Return void.
1845 (process_rtx): Don't check process_include return value.
1847 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1849 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
1851 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
1852 traversing basic block chain.
1853 (create_basic_block_structure, create_basic_block): Declaration changed.
1854 (link_block, unlink_block): Declare.
1855 * cfg.c (entry_exit_blocks): Initialize new fields.
1856 (link_block, unlink_block): New.
1857 (expunge_block_nocompact): Unlink basic block.
1858 (dump_flow_info): Print prev_bb/next_bb fields.
1859 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
1860 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
1861 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
1862 * cfgrtl.c (create_basic_block_structure, create_basic_block,
1863 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
1864 (verify_flow_info): Check that list agrees with numbering.
1866 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
1868 * c-common.c (preprocessing_asm): New macro.
1869 * c-lex.h (builtin_define, builtin_assert): Use pfile.
1873 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
1874 (CPP_SPEC): Simplify.
1875 (TARGET_CPU_CPP_BUILTINS): Update.
1876 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
1877 (CPP_SPEC): Simplify.
1878 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
1879 (TARGET_OS_CPP_BUILTINS): Update.
1880 * osf.h (CPP_XFLOAT_SPEC): Kill.
1881 (TARGET_OS_CPP_BUILTINS): Update.
1882 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
1883 * osf5.h (CPP_XFLOAT_SPEC): Kill.
1884 * vms.h (CPP_SUBTARGET_SPEC): Kill.
1885 (TARGET_OS_CPP_BUILTINS): Update.
1887 2002-05-19 Richard Henderson <rth@redhat.com>
1889 * varasm.c (default_binds_local_p): Fix typo.
1891 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
1893 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
1894 CONST_INT operand to the correct mode after adding 1 to it.
1896 2002-05-19 Mark Mitchell <mark@codesourcery.com>
1898 * config.gcc (powerpc-wrs-windiss*): New target.
1900 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1902 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
1905 2002-05-18 Mark Mitchell <mark@codesourcery.com>
1907 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
1909 * config.in: Regenerated.
1910 * configure: Regenerated.
1912 2002-05-19 Richard Henderson <rth@redhat.com>
1914 * target-def.h (TARGET_BINDS_LOCAL_P): New.
1915 * target.h (struct gcc_target): Move boolean fields to the end.
1917 * varasm.c (default_binds_local_p): New.
1918 * output.h: Declare it.
1920 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
1921 * config/cris/cris.c (cris_encode_section_info): Likewise.
1922 * config/i386/i386.c (i386_encode_section_info): Likewise.
1923 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1924 * config/sh/sh.c (sh_encode_section_info): Likewise.
1926 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
1927 (TARGET_BINDS_LOCAL_P): New.
1929 2002-05-19 Richard Henderson <rth@redhat.com>
1931 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
1932 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
1933 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
1935 * toplev.c (display_help): Kill -a -ax help.
1937 * config/1750a/1750a.h, config/alpha/alpha.h,
1938 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
1939 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
1940 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
1941 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
1943 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
1944 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
1946 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
1947 (ix86_output_function_block_profiler): Kill.
1948 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
1949 (m68hc11_function_block_profiler): Kill.
1950 * config/m68hc11/m68hc11-protos.h: Update.
1951 * config/m88k/m88k.c (output_block_profiler): Kill.
1952 (output_function_block_profiler): Kill.
1953 * config/m88k/m88k-protos.h: Update.
1955 2002-05-19 Richard Henderson <rth@redhat.com>
1957 * system.h (STRIP_NAME_ENCODING): Poison it.
1958 * output.h (STRIP_NAME_ENCODING): Remove.
1959 (default_strip_name_encoding): Declare.
1960 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
1961 * target.h (strip_name_encoding): New.
1962 * varasm.c (default_strip_name_encoding): New.
1964 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
1965 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
1966 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
1967 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
1968 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
1969 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
1970 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
1971 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
1972 config/v850/v850.h: Use the hook, not the macro.
1974 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1975 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
1976 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
1977 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
1978 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
1979 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
1980 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
1981 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
1982 config/v850/v850.c, config/v850/v850.h:
1983 Move STRIP_NAME_ENCODING to out-of-line function and add
1984 TARGET_STRIP_NAME_ENCODING.
1986 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
1987 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
1988 with TARGET_STRIP_NAME_ENCODING referencing existing function;
1989 make function static.
1991 * xcoffout.c: Include target.h
1992 * Makefile.in (xcoffout.o): Update.
1994 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
1995 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
1996 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
1997 reloc argument unused.
1998 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
2000 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
2001 STRIP_NAME_ENCODING docs.
2003 2002-05-19 Andreas Jaeger <aj@suse.de>
2005 * gengenrtl.c: Add prototype for excluded_rtx.
2007 * real.h: Add prototype for exact_real_truncate.
2009 2002-05-18 Richard Henderson <rth@redhat.com>
2011 * system.h (ENCODE_SECTION_INFO): Poison it.
2012 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
2013 * target.h (encode_section_info): New.
2014 * varasm.c (make_decl_rtl, output_constant_def): Use it.
2015 * hooks.c (hook_tree_int_void): New.
2016 * hooks.h: Declare it.
2018 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2019 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
2020 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
2021 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
2022 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
2023 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
2024 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
2025 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
2026 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2027 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2028 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
2029 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
2030 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
2031 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
2032 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
2033 referencing existing function. Make function static.
2035 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
2036 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
2037 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
2038 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
2039 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
2040 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
2041 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
2042 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
2043 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
2044 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
2045 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
2046 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
2047 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
2048 Move ENCODE_SECTION_INFO to out-of-line function and add
2049 TARGET_ENCODE_SECTION_INFO.
2051 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
2052 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2054 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
2056 (switch_to_section): Replace in_rdata case with in_readonly_data.
2058 * config/h8300/h8300.c (h8300_encode_label): Make static.
2059 * config/h8300/h8300-protos.h: Update.
2061 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
2062 from rs6000_encode_section_info; make static.
2063 (rs6000_xcoff_encode_section_info): New.
2065 * config/v850/v850.c (v850_encode_data_area): Make static.
2066 * config/v850/v850-protos.h: Update.
2068 * config/vax/vax.c: Include flags.h.
2069 (vms_select_section): Fix typo.
2071 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
2072 ENCODE_SECTION_INFO docs.
2074 2002-05-18 Richard Henderson <rth@redhat.com>
2076 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
2077 REGISTER_TARGET_PRAGMAS.
2078 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
2080 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
2082 2002-05-18 Richard Henderson <rth@redhat.com>
2084 * system.h (SELECT_RTX_SECTION): Poison.
2085 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
2086 * target.h (select_rtx_section): New.
2087 * varasm.c (output_constant_pool): Use it.
2088 (default_select_rtx_section, default_elf_select_rtx_section): New.
2089 * output.h: Declare them.
2091 * config/darwin.h (SELECT_RTX_SECTION): Move ...
2092 * config/darwin.c (machopic_select_rtx_section): ... here.
2093 * config/darwin-protos.h: Update.
2095 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
2096 * config/nextstep.c (machopic_select_rtx_section): ... here.
2097 (nextstep_select_section): Rename variable to avoid macro clash.
2098 * config/nextstep-protos.h: Update.
2100 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
2101 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
2102 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
2103 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
2104 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
2105 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
2106 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
2107 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
2108 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
2109 (SELECT_RTX_SECTION): Remove.
2111 * config/darwin.h, config/elfos.h, config/nextstep.h,
2112 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
2113 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
2114 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
2115 config/sparc/lynx.h, config/xtensa/xtensa.c
2116 (TARGET_ASM_SELECT_RTX_SECTION): New.
2118 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
2119 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
2120 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
2121 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
2122 (ia64_aix_select_rtx_section): New.
2123 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
2125 * config/mips/mips.c (mips_select_rtx_section): Make static.
2126 Support ELF SHF_MERGE features.
2127 * config/mips/mips-protos.h: Update.
2128 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
2129 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
2130 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
2131 make static, fall back to default_elf_select_rtx_section.
2132 * config/rs6000/rs6000-protos.h: Update.
2133 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
2134 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
2135 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
2136 * config/romp/romp.c (romp_select_rtx_section): New.
2137 * config/s390/s390.c (s390_select_rtx_section): New.
2138 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
2139 declarations before target macro definition.
2140 (xtensa_emit_call): Use static buffer.
2141 (xtensa_select_rtx_section): New.
2142 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
2143 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
2144 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
2146 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
2147 SELECT_RTX_SECTION docs.
2149 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
2151 * i386.md (movsi/movdi): Fix template.
2152 (sse2 patterns): Set attributes consistently.
2154 * i386.md (pushqi2, ashrqi_*): Fix constraint.
2156 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
2158 * optabs.c (complex_part_zero_p): New.
2159 * (expand_cmplxdiv_straight): Use it.
2160 * (expand_cmplxdiv_wide): Ditto.
2161 * (expand_binop): Ditto.
2163 2002-05-18 Richard Henderson <rth@redhat.com>
2165 * final.c (HAVE_READONLY_DATA_SECTION): New.
2166 (shorten_branches): Use it instead of ifdefs.
2167 * varasm.c (enum in_section): Add in_readonly_data.
2168 (text_section, data_section): Tidy.
2169 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
2171 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
2172 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
2173 (READONLY_DATA_SECTION): Don't undef.
2175 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
2176 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
2177 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
2179 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
2180 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
2181 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
2182 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
2184 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
2185 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
2186 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2187 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
2188 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
2189 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
2190 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
2191 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
2192 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
2194 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
2195 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
2196 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
2197 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
2198 config/pa/pa64-hpux.h, config/sparc/litecoff.h
2199 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2201 * config/elfos.h, config/netware.h, config/svr3.h,
2202 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2203 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2204 config/h8300/h8300.h, config/i386/i386-interix.h,
2205 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2206 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
2208 * config/elfos.h, config/netware.h, config/svr3.h,
2209 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2210 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
2211 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2212 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
2214 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
2215 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
2216 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
2217 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
2218 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
2219 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
2220 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
2221 config/rs6000/sysv4.h, config/v850/v850.h
2222 (EXTRA_SECTIONS): Remove in_const/in_rdata.
2223 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
2225 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
2226 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
2227 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
2228 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
2229 * config/alpha/alpha.c (alpha_start_function): Likewise.
2230 (alpha_write_linkage): Likewise.
2231 * config/m32r/m32r.c (m32r_select_section): Likewise.
2232 * config/m88k/m88k.c (m88k_select_section): Likewise.
2233 * config/mips/mips.c (mips_select_rtx_section): Likewise.
2234 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
2235 (rs6000_elf_select_section): Likewise.
2236 * config/v850/v850.c (v850_select_section): Likewise.
2238 * config/1750a/1750a.h, config/i860/sysv3.h
2239 (READONLY_DATA_SECTION_ASM_OP): New.
2240 READONLY_DATA_SECTION_ASM_OP.
2241 * config/i386/interix.c, config/i386/winnt.c
2242 (i386_pe_unique_section): Always use .rdata prefix.
2243 * config/pa/som.h (readonly_data): Always switch to read-only section.
2244 (READONLY_DATA_SECTION): Predicate on flag_pic.
2245 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
2246 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
2247 (READONLY_DATA_SECTION): Update.
2249 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
2251 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
2252 is used without -Wformat.
2253 * c-common.h (warn_format_zero_length): Declare extern.
2254 * c-decl.c (warn_options): Add "format-zero-length".
2255 * c-format.c (warn_format_zero_length): Declare.
2256 (set_Wformat): Set warn_format_zero_length for -Wformat.
2257 (check_format_info): Only warn about zero-length formats if
2258 warn_format_zero_length is true. Include the format type
2259 name in the warning message.
2260 * doc/invoke.texi: Document -Wformat-zero-length.
2261 * testsuite/gcc.dg/format/zero-length-1.c: New test.
2263 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
2265 * timevar.c: Fix formatting.
2266 * tlink.c: Likewise.
2267 * toplev.c: Likewise.
2268 * tree-dump.c: Likewise.
2269 * tree-inline.c: Likewise.
2271 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2273 * cppinit.c (cpp_post_options): If preprocessed, turn off
2274 traditional. If traditional, turn off column numbers.
2275 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
2276 * cpptrad.c (handle_newline): Update line_base.
2277 (skip_comment): Handle -Wcomment.
2279 2002-05-17 Zack Weinberg <zack@codesourcery.com>
2281 * cppinit.c (struct builtin): Remove unused fields.
2282 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2283 (operator_array): New - was second half of builtin_array.
2284 (init_builtins): Simplify loop over builtin_array/operator_array.
2286 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2288 * defaults.h (UNIQUE_SECTION): Remove.
2289 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2291 2002-05-17 Richard Henderson <rth@redhat.com>
2293 * expr.c (init_expr_once): Don't use start/end_sequence.
2294 Use rtx_alloc instead of emit_insn.
2295 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2296 (lang_independent_init): ... not here.
2298 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2300 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2302 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2304 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2305 for fixed registers, possibly used for global register variables.
2306 (initial_elimination_offset, avr_output_function_prologue,
2307 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2309 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2311 * Makefile.in: Update for cpptrad.c.
2312 * cpphash.h (struct cpp_buffer): New members for buffer
2314 (struct cpp_reader): New members for traditional output.
2315 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2316 * cppinit.c (cpp_create_reader): Set trad_line.
2317 (cpp_destroy): Free trad_out_base if used.
2318 (cpp_read_main_file): Overlay an empty buffer if traditional.
2319 (cpp_finish_options): Don't do builtins.
2320 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2321 (cpp_handle_option): Handle it.
2322 * cpplex.c (continue_after_nul): New.
2323 (_cpp_lex_direct): Use handle_nul.
2324 * cpplib.h (struct cpp_options): New traditional option.
2325 * cpptrad.c: New file.
2327 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2329 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2330 and set the options flag.
2331 * cppinit.c (lang_flags): Remove objc.
2332 (lang_defaults): Remove OBJC and OBJCXX.
2334 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2335 (cpp_handle_option): Remove -+ and -lang-objc++.
2336 For ObjC, just set a flag.
2337 (print_help): Update.
2338 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2340 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2342 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2343 bootstrap with -mips3.
2345 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2347 * final.c: Fix formatting.
2348 * fix-header.c: Likewise.
2350 * fold-const.c: Likewise.
2351 * function.c: Likewise.
2353 2002-05-17 David S. Miller <davem@redhat.com>
2355 PR c/6689, PR optimization/6615
2356 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2357 and make it a pointer to rtx. Update comments.
2358 (update_equiv_regs): When scanning for equivalences, record
2359 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2360 it while making the equiv replacements.
2362 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2364 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2366 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2368 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2369 when encoding visibility into SYMBOL_REF_FLAG.
2371 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2373 * expr.c (force_operand): Fix reversed move.
2375 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2377 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2378 that can be ignored.
2380 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2382 * doc/install.texi (Final install): Recommend to install into a
2383 "clean" target directory.
2385 2002-05-17 Richard Henderson <rth@redhat.com>
2387 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2388 for code blocks. Tidy whitespace.
2390 2002-05-17 Richard Henderson <rth@redhat.com>
2392 * hooks.c (hook_tree_bool_false): New.
2393 * hooks.h: Declare it.
2394 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2395 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2396 * target.h (select_section, unique_section): New.
2397 (in_small_data_p): New.
2398 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2399 (variable_section, output_constant_def_contents): Likewise.
2400 (default_select_section, default_unique_section): New.
2401 (categorize_decl_for_section, default_elf_select_section): New.
2402 * output.h: Declare them.
2404 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2405 (TARGET_ASM_SELECT_SECTION): New.
2406 (SELECT_SECTION): Move ...
2407 * config/darwin.c (machopic_select_section): ... here.
2408 * config/darwin-protos.h: Update.
2410 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2411 (SELECT_SECTION): Move ...
2412 * config/nextstep.c (nextstep_select_section): ... here.
2413 * config/nextstep-protos.h: Update.
2415 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2416 (TARGET_ASM_SELECT_SECTION): New.
2417 * config/svr3.h (SELECT_SECTION): Remove.
2419 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2420 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2421 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2422 (alpha_encode_section_info): Use it.
2423 * config/alpha/alpha-protos.h: Update.
2424 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2425 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2426 (TARGET_ASM_SELECT_SECTION): New.
2427 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2429 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2430 (TARGET_ASM_UNIQUE_SECTION): New.
2432 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2433 (avr_unique_section): Rename from unique_section; make static.
2434 * config/avr/avr-protos.h: Update.
2435 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2437 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2439 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2440 (TARGET_ASM_UNIQUE_SECTION): New.
2441 * config/i386/i386-interix.h: Likewise.
2442 * config/i386/win32.h: Likewise.
2443 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2444 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2445 * config/i386/sco5.h (SELECT_SECTION): Remove.
2446 (TARGET_ASM_SELECT_SECTION): New.
2447 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2449 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2450 instead of SELECT_SECTION.
2451 * config/m68k/dpx2.h: Likewise.
2452 * config/rs6000/lynx.h: Likewise.
2454 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2455 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2456 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2457 (ia64_in_small_data_p): New.
2458 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2459 (ia64_aix_select_section, ia64_aix_unique_section): New.
2460 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2461 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2463 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2464 (TARGET_ASM_SELECT_SECTION): New.
2465 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2466 * config/m32r/m32r-protos.h: Update.
2468 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2469 (SELECT_SECTION): Move ...
2470 * config/m88k/m88k.c (m88k_select_section): ... here.
2472 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2473 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2474 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2475 (mcore_unique_section): Make static.
2476 * config/mcore/mcore-protos.h: Update.
2478 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2479 (TARGET_ASM_UNIQUE_SECTION): New.
2480 * config/mips/elf64.h: Likewise.
2481 * config/mips/iris6gld.h: Likewise.
2482 * config/mips/linux.h: Likewise.
2483 * config/mips/mips-protos.h: Update.
2484 * config/mips/mips.c (mips_select_section): Add align argument.
2485 * config/mips/mips.h (SELECT_SECTION): Remove.
2486 (TARGET_ASM_SELECT_SECTION): New.
2488 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2489 * config/mmix/mmix.c (mmix_select_section): Remove.
2490 (mmix_unique_section): Remove.
2491 * config/mmix/mmix-protos.h: Update.
2493 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2494 (SELECT_SECTION): Move ...
2495 * config/pa/pa.c (pa_select_section): ... here.
2496 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2498 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2499 from rs6000_select_section and make static.
2500 (rs6000_elf_unique_section): Similarly.
2501 (rs6000_xcoff_select_section): From xcoff.h.
2502 (rs6000_xcoff_unique_section): Likewise.
2503 * config/rs6000/rs6000-protos.h: Update.
2504 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2505 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2506 * config/rs6000/xcoff.h: Likewise.
2508 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2509 (SELECT_SECTION): Move ...
2510 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2512 * config/v850/v850.h (SELECT_SECTION): Move ...
2513 * config/v850/v850.c (v850_select_section): ... here.
2514 (TARGET_ASM_SELECT_SECTION): New.
2516 * config/vax/vms.h (SELECT_SECTION): Move ...
2517 * config/vax/vax.c (vms_select_section): ... here.
2518 (TARGET_ASM_SELECT_SECTION): New.
2520 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2521 for the target hooks.
2523 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2525 * config/arm/arm.c (emit_multi_reg_push): Do not set
2526 RTX_FRAME_RELATED_P on the SEQUENCE.
2528 2002-05-16 Richard Henderson <rth@redhat.com>
2530 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2531 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2533 2002-05-16 Richard Henderson <rth@redhat.com>
2535 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2537 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2539 2002-05-16 Richard Henderson <rth@redhat.com>
2541 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2542 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2543 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
2544 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
2545 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
2546 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
2547 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
2548 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
2549 Revert "Basic block renumbering removal", and two followup patches.
2551 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2553 * lcm.c (optimize_mode_switching): Revert previous change.
2555 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2557 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
2558 with only extant block numbers.
2560 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2562 * lcm.c (optimize_mode_switching): Fix typo.
2564 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2566 * flow.c (calculate_global_regs_live): Queue blocks in program order.
2568 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2570 * doc/install.texi (Configuration): Document PWDCMD.
2572 2002-05-16 Dale Johannesen <dalej@apple.com>
2574 * combine.c (cant_combine_insn_p): Reenable combinations
2575 involving hard regs unless CLASS_LIKELY_SPILLED_P.
2577 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2579 * c-common.c (cb_register_builtins): Handle more built-ins
2580 here rather than in gcc.c specs.
2581 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
2582 (cpp_options): Pass -O flags even when only preprocessing.
2583 * toplev.c (set_fast_math_flags): New prototype.
2584 (fast_math_flags_set_p): New.
2585 (set_no_fast_math_flags): Remove.
2586 (decode_f_option): Update.
2587 * toplev.h (set_fast_math_flags): Update.
2588 (fast_math_flags_set_p): New.
2589 (set_no_fast_math_flags): Remove.
2591 * c4x/c4x.c (c4x_override_options): Update.
2593 2002-05-16 Zack Weinberg <zack@codesourcery.com>
2595 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
2596 Default-define here.
2597 (builtin_define_with_value): Can now wrap the expansion in
2598 quotation marks if such is wanted.
2599 (cb_register_builtins): Update calls to builtin_define_with_value.
2600 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
2602 (c_common_init): Set options->stdc_0_in_system_headers.
2603 * c-lex.h: Update prototype of builtin_define_with_value.
2604 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
2605 and REGISTER_PREFIX.
2607 * cppinit.c (VERS, ULP, C, X): Kill.
2608 (builtin_array): Remove entries for __VERSION__,
2609 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
2610 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
2612 (init_builtins): Kill off a bunch of now-dead code.
2613 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
2614 -fno-leading-underscore.
2615 (cpp_handle_option): Remove code to set user_label_prefix.
2616 (cpp_post_options): Likewise.
2618 * cpplib.h (struct cpp_options): Remove user_label_prefix.
2619 (stdc_0_in_system_headers): New.
2620 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
2621 stdc_0_in_system_headers) too to decide the value of __STDC__.
2623 * tradcpp.c (user_label_prefix): Kill.
2624 (main): Remove code handling -f(no-)leading-underscore.
2625 (initialize_builtins): Don't define __REGISTER_PREFIX__
2626 or __USER_LABEL_PREFIX__.
2627 (install_value): Wrap compound statement in dummy loop so the
2628 macro works properly in an if statement.
2631 2002-05-16 Janis Johnson <janis187@us.ibm.com>
2633 * loop.h (struct loop_info): Add member has_prefetch.
2634 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
2635 (prescan_loop): Initialize has_prefetch.
2636 (struct prefetch_info): Change prefetch_in_loop and
2637 prefetch_before_loop from bit fields to ints.
2638 (emit_prefetch_instructions): Several small fixes.
2639 (check_dbra_loop): Don't reverse loop that uses prefetch.
2641 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2643 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
2644 * configure.in: Likewise.
2645 * fixinc/check.tpl: Likewise.
2646 * fixinc/fixinc.dgux: Likewise.
2647 * fixinc/fixinc.svr4: Likewise.
2648 * fixinc/fixinc.winnt: Likewise.
2649 * fixinc/fixincl.sh: Likewise.
2650 * fixproto: Likewise.
2651 * configure: Regenerate.
2653 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2655 Basic block renumbering removal:
2656 * basic_block.h (struct basic_block_def): Renamed index to sindex,
2657 added prev_bb and next_bb fields.
2658 (n_basic_blocks): Renamed to num_basic_blocks.
2659 (last_basic_block): New, index of last basic block.
2660 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2661 traversing basic block chain.
2662 (BLOCK_NUM): index -> sindex.
2663 (create_basic_block_structure, create_basic_block): Declaration changed.
2664 (debug_num2bb): Declare.
2665 (expunge_block_nocompact): Declaration removed.
2666 (link_block, unlink_block, compact_blocks): Declare.
2667 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
2668 * cfg.c (entry_exit_blocks): Initialize new fields.
2669 (clear_edges, alloc_block, expunge_block, cached_make_edge,
2670 redirect_edge_pred, dump_flow_info, dump_edge_info,
2671 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
2672 free_aux_for_edges): Modified.
2673 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
2674 (expunge_block_nocompact): Removed.
2675 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
2676 find_unreachable_blocks, create_edge_list, print_edge_list,
2677 verify_edge_list, flow_edge_list_print, remove_fake_successors,
2678 remove_fake_edges, flow_reverse_top_sort_order_compute,
2679 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2680 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
2681 flow_dfs_compute_reverse_execute): Modified.
2682 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
2683 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
2685 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2686 merge_blocks_move_predecessor_nojumps,
2687 merge_blocks_move_successor_nojumps, merge_blocks,
2688 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
2689 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
2690 * cfglayout.c (skip_insns_after_block, label_for_bb,
2691 record_effective_endpoints, scope_to_insns_finalize,
2692 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
2693 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
2694 cfg_layout_duplicate_bb): Modified.
2695 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
2696 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2697 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
2698 flow_loops_find, flow_loop_outside_edge_p): Modified.
2699 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2700 flow_delete_block, compute_bb_for_insn, split_block,
2701 try_redirect_by_replacing_jump, redirect_edge_and_branch,
2702 force_nonfallthru_and_redirect, tidy_fallthru_edge,
2703 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
2704 commit_edge_insertions, commit_edge_insertions_watch_calls,
2705 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2706 purge_all_dead_edges): Modified.
2707 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
2708 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2709 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
2711 * conflict.c (conflict_graph_compute): Modified.
2712 * df.c (FOR_ALL_BBS): Removed.
2713 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
2714 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
2715 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
2716 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
2717 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2718 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
2719 * final.c (compute_alignments, final_scan_insn): Modified.
2720 * flow.c (verify_local_live_at_start, update_life_info,
2721 update_life_info_in_dirty_blocks, free_basic_block_vars,
2722 delete_noop_moves, calculate_global_regs_live,
2723 initialize_uninitialized_subregs, allocate_bb_life_data,
2724 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
2725 mark_used_reg, count_or_remove_death_notes): Modified.
2726 * function.c (thread_prologue_and_epilogue_insns): Modified.
2727 * gcse.c (struct null_pointer_info): Change typo of current_block
2729 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
2730 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
2731 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
2732 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
2733 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
2734 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
2735 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
2736 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
2737 pre_delete, one_pre_gcse_pass, compute_transpout,
2738 invalidate_nonnull_info, delete_null_pointer_checks_1,
2739 free_code_hoist_mem, compute_code_hoist_vbeinout,
2740 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2741 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
2742 compute_store_table, build_store_vectors, insert_insn_start_bb,
2743 insert_store, replace_store_insn, free_store_memory, store_motion):
2745 * global.c (global_alloc, global_conflicts, mark_elimination,
2746 build_insn_chain): Modified.
2747 * graph.c (print_rtl_graph_with_bb): Modified.
2748 * haifa-sched.c (sched_init): Modified.
2749 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2750 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
2751 if_convert): Modified.
2752 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
2753 compute_insert_delete, pre_edge_lcm, compute_available,
2754 compute_farthest, compute_nearerout, compute_rev_insert_delete,
2755 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
2757 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
2758 * loop.c (loop_dump_aux): Modified.
2759 * predict.c (combine_predictions_for_insn, estimate_probability,
2760 last_basic_block_p, process_note_prediction, process_note_predictions,
2761 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
2762 expensive_function_p, estimate_bb_frequencies,
2763 compute_function_frequency): Modified.
2764 * print-rtl.c (print_rtx): Modified.
2765 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
2766 get_exec_counts, compute_branch_probabilities, compute_checksum,
2767 branch_prob, find_spanning_tree): Modified.
2768 * recog.c (split_all_insns, peephole2_optimize): Modified.
2769 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
2770 convert_regs_1, convert_regs_2, convert_regs): Modified.
2771 * regclass.c (scan_one_insn, regclass): Modified.
2772 * regmove.c (mark_flags_life_zones, regmove_optimize,
2773 combine_stack_adjustments): Modified.
2774 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
2775 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
2776 * reorg.c (dbr_schedule): Modified.
2777 * resource.c (find_basic_block, init_resource_info): Modified.
2778 * sbitmap.c (sbitmap_intersection_of_succs,
2779 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2780 sbitmap_union_of_preds): Modified.
2781 * sched-deps.c (init_dependency_caches): Modified.
2782 * sched-ebb.c (schedule_ebbs): Modified.
2783 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
2784 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
2785 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
2786 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
2787 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
2788 ssa_const_prop): Modified.
2789 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
2790 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
2791 * ssa.c (remove_phi_alternative, find_evaluations,
2792 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
2793 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
2794 make_regs_equivalent_over_bad_edges,
2795 make_equivalent_phi_alternatives_equival,
2796 compute_conservative_reg_partition,
2797 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
2798 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
2801 2002-05-16 Mark Mitchell <mark@codesourcery.com>
2803 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
2805 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
2807 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
2808 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2809 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
2810 calling CONSTANT_POOL_ADDRESS_P.
2811 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
2812 to decide whether to define __arm__ or __thumb.
2813 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
2814 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2816 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2818 * config/arc/arc.h (CPP_PREDEFINES): Remove.
2820 (TARGET_CPU_CPP_BUILTINS): New.
2822 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2824 * cpphash.h (cpp_macro): Move here, and make expansion a union.
2825 * cppmacro.c (cpp_macro): Remove.
2826 (enter_macro_context, replace_args, warn_of_redefinition,
2827 _cpp_create_definition, cpp_macro_definition): Update.
2829 2002-05-16 Jason Merrill <jason@redhat.com>
2831 * config/mips/mips.c (mips_output_external): Don't do sdata
2832 optimization for a variable with DECL_COMDAT set.
2834 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2836 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
2837 Cleanups for accepting modifiers on pointers.
2838 Fix predicate typos.
2839 Allow long pointers as well as int pointers.
2841 2002-05-15 Richard Henderson <rth@redhat.com>
2843 * varasm.c (merge_weak): Remove special case for extern and common.
2845 2002-05-15 Matt Hiller <hiller@redhat.com>
2847 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
2849 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
2850 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
2851 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
2852 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
2853 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
2854 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
2856 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2858 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
2860 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2862 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
2863 ("altivec_mfvscr"): Read from VSCR.
2865 Add vscr sets for the following insns: altivec_vctuxs,
2866 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
2867 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
2868 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
2869 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
2870 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
2871 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
2872 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
2873 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
2874 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
2875 altivec_vsum2sws, altivec_vsumsws.
2877 * config/rs6000/rs6000.h: Add VSCR fixed register.
2878 (CALL_REALLY_USED_REGISTERS): Add vscr.
2879 (CALL_USED_REGISTERS): Same.
2880 (FIXED_REGISTERS): Same.
2881 (REG_ALLOC_ORDER): Same.
2882 (reg_class): Add VSCR_REGS.
2883 (REG_CLASS_NAMES): Same.
2884 (REG_CLASS_CONTENTS): Same.
2886 (REGISTER_NAMES): Add vscr.
2887 (DEBUG_REGISTER_NAMES): Same.
2888 (ADDITIONAL_REGISTER_NAMES): Same.
2889 (FIRST_PSEUDO_REGISTER): Increment.
2890 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
2892 2002-05-15 Jakub Jelinek <jakub@redhat.com>
2894 * fold-const.c (fold): Fix a typo.
2896 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
2898 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
2899 comparison against the highest or lowest integer value before
2900 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
2901 transformation and that of an unsigned comparison against 0
2904 2002-05-15 Richard Henderson <rth@redhat.com>
2906 * varasm.c (merge_weak): Error for any weakening after definition.
2907 Adjust weakening after use warning to catch more cases.
2908 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
2909 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
2911 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
2913 * invoke.texi (-malign-double): Re-add lost warning.
2915 * i386-protos.h (x86_output_mi_thunk): Declare.
2916 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
2917 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
2919 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
2920 when flag_asynchronous_unwind_tables is set.
2922 * flags.h (flag_reorder_functions): Declare.
2923 * function.c (prepare_function_start): Initialize frequnecy.
2924 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
2925 * Makefile.in (predict.o): Add dependency on target.h and params.h
2926 * defaults.h (HOT_TEXT_SECTION_NAME,
2927 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
2928 * predict.c (choose_function_section): New function.
2929 (estimate_bb_frequencies): Use it.
2930 * toplev.c (flag_reorder_functions): New global variable.
2931 (lang_independent_options): New.
2932 (parse_options_and_default_flags): Set.
2933 * varasm.c (assemble_start_function): Bypass functdion alignment
2934 for never executed functions.
2935 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
2936 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
2937 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2940 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
2942 * predict.c: Inlude profile.h
2943 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
2944 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
2945 Use the information about maximal counter in the program.
2947 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
2949 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
2950 probably_never_executed_bb_p): New functions.
2951 * cfgcleanup.c (outgoing_edges_match): Use them.
2952 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
2953 (maybe_hot_bb_p, probably_cold_bb_p,
2954 probably_never_executed_bb_p): New functions.
2956 * function.h (function): Add new field function_frequency.
2957 * predict.c (compute_function_frequency): New function.
2958 (estimate_probability): Call it.
2960 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2962 PR optimization/5172, optimization/5200
2963 * gcse.c (gcse_main): Disable store_motion.
2965 2002-05-14 Zack Weinberg <zack@codesourcery.com>
2967 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
2968 (c_common_nodes_and_builtins): Use it.
2969 (builtin_define_with_value): New function.
2970 (cb_register_builtins): Define __SIZE_TYPE__,
2971 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
2972 using builtin_define_with_value. Use consistent notation when
2973 defining __GXX_WEAK__.
2974 (WCHAR_TYPE_SIZE): Don't redefine.
2975 (combine_strings): Don't use WCHAR_TYPE_SIZE.
2977 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
2978 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
2979 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
2980 * tradcpp.c (initialize_builtins): Likewise.
2981 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
2983 * c-lex.h (builtin_define_with_value): Prototype.
2984 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
2985 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
2986 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
2988 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
2989 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
2990 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
2991 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
2992 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
2993 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
2994 config/sparc/sol2-bi.h, config/sparc/sparc.h:
2995 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
2996 to __SIZE_TYPE__ etc from all spec strings. When this makes
2997 extra specs empty, delete them.
2999 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3001 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
3002 for PA8000 or generating dwarf2 call frame information.
3003 (output_call): Remove DO_FRAME_NOTES check from return pointer
3005 (following_call): Return 0 when scheduling for PA8000 or generating
3006 dwarf2 call frame information. Revise comment.
3008 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3011 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
3012 and __IEEE_FP_INEXACT as appropriate.
3013 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
3014 (CPP_SPEC): Remove ieee defines.
3015 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
3017 2002-05-14 Richard Henderson <rth@redhat.com>
3019 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
3020 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
3022 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3024 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
3026 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
3027 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
3028 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
3029 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
3030 (EXTRA_SPECS): Update.
3031 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3032 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
3033 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
3034 define TARGET_OS_CPP_BUILTINS if necessary.
3036 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3038 * gcc.c (cpp_options): Must pass -m* and -f* options
3039 to the front end even when only preprocessing.
3040 (cc1_options): Remove redundant -lang-c.
3041 * tradcpp.c (main): Ignore -m options.
3043 * lang-specs.h: Similarly.
3045 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
3047 * genautomata.c (transform_3): Add code for transformation
3048 `(A,B,...)+C -> A+C,B,...'.
3050 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
3052 * final.c (end_final): Do not output profile_arcs constructor, when
3053 no functions are instrumented.
3055 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
3057 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
3059 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3061 * doc/install.texi: Remove special markup originally required for
3062 HTML generation with texi2html.
3064 2002-05-14 Andreas Schwab <schwab@suse.de>
3066 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
3068 (UNIQUE_SECTION): Define to get small data correctly.
3070 * varasm.c (resolve_unique_section): Add third parameter
3071 flag_function_or_data_sections and use it instead of
3072 flag_function_sections.
3073 (assemble_start_function): Pass flag_function_sections.
3074 (asm_emit_uninitialised): Pass flag_data_sections.
3075 (assemble_variable): Likewise.
3077 2002-05-14 Richard Henderson <rth@redhat.com>
3079 * config/i386/i386.md: Use define_constants for unspec numbers.
3080 * config/i386/i386.c: Likewise.
3082 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3084 * doc/contrib.texi: Update my entry.
3086 2002-05-13 Mark Mitchell <mark@codesourcery.com>
3088 * fixinc/inclhack.def (winidss_valist): Limit applicability.
3089 * fixinc/fixincl.x: Regenerated.
3090 * fixinc/tests/base/math.h: Update.
3091 * fixinc/tests/base/testing.h: Likewise.
3093 2002-05-13 Zack Weinberg <zack@codesourcery.com>
3095 * genattr.c (gen_attr): Don't emit a comma after the last
3098 2002-05-13 Richard Henderson <rth@redhat.com>
3100 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
3102 * recog.c (peephole2_optimize): Likewise.
3104 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
3106 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
3109 2002-05-13 Jeffrey A Law (law@redhat.com)
3111 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
3112 Update prototype and callers.
3113 (propagate_one_insn): Stack pointer adjustments kill MEMs on
3114 the mem_set_list which reference the stack pointer, as do
3115 calls to constant functions as they may clobber outgoing
3118 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
3120 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
3121 (ia32_multipass_dfa_lookahead): New function.
3123 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3125 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
3126 (translate_options): Remove 'V'.
3127 (process_command): Similarly.
3129 * invoke.texi: Remove documentation of 'V'.
3131 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
3133 * config/s390/linux.h: Revert 2002-04-22 changes.
3135 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
3137 * config/fr30/fr30.md: Only allow splits of immediate loads
3138 if the destination is a register.
3140 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3142 * Makefile.in (c-common.o, cppinit.o): Update.
3143 * c-common.c: Include except.h.
3144 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
3145 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
3146 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
3147 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
3148 CPP_PREDEFINES): Handle here.
3150 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
3151 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
3152 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
3153 TARGET_OS_CPP_BUILTINS.
3154 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
3155 (CPP_SPEC, EXTRA_SPECS): Update.
3156 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
3157 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
3158 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
3159 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
3160 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
3162 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
3163 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
3165 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3167 * emit-rtl.c (global_rtl): Update comment.
3168 (const_double_htab, const_double_htab_hash,
3169 const_double_htab_hash, lookup_const_double): New.
3170 (const_int_htab_hash, const_int_htab_eq): Remove const
3171 qualifiers, which cause tons of warnings with RTL checking on.
3172 (gen_rtx_CONST_DOUBLE): Deleted.
3173 (const_double_from_real_value): New function - bears some
3174 resemblance to the former immed_real_const_1.
3175 (immed_double_const): Moved here from varasm.c and
3177 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
3178 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
3179 (gen_rtx): Use immed_double_const.
3180 (init_emit_once): Initialize the const_double_htab. Use
3181 REAL_VALUE_FROM_INT where possible. Can now use
3182 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
3183 * varasm.c (struct varasm_status): Remove x_const_double_chain.
3184 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
3185 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
3186 (init_varasm_status, mark_varasm_status): Don't touch
3187 x_const_double_chain.
3189 * output.h: Delete prototype for clear_const_double_mem.
3190 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
3191 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
3192 const_double_from_real_value, not immed_real_const_1, and use
3193 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
3195 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
3196 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
3197 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
3198 (gen_rtx_REG): Second arg is unsigned.
3200 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
3201 (excluded_rtx): New, return true for CONST_DOUBLE.
3202 (genmacro): Write nothing for excluded codes.
3203 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
3204 * expr.c (expand_expr): Likewise.
3205 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
3207 * toplev.c (rest_of_compilation): Don't call
3208 clear_const_double_mem.
3210 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
3211 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
3212 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
3213 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
3214 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
3215 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
3216 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
3217 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
3219 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3221 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
3223 2002-05-12 Tom Tromey <tromey@redhat.com>
3225 * tree.h (copy_node): Don't mention TREE_PERMANENT.
3227 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3229 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
3230 (scan_comma_elt): New function. Accepts whitespace in comma lists.
3231 * gensupport.h: Prototype new routines.
3232 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
3234 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
3235 (next_comma_elt): Use scan_comma_elt.
3237 * config/i386/i386.md: Use new attribute notation to break up
3238 long lines in define_attr forms.
3240 2002-05-12 Richard Henderson <rth@redhat.com>
3242 * expr.c (compress_float_constant): New.
3243 (emit_move_insn): Use it.
3244 (float_extend_from_mem): New.
3245 (init_expr_once): Initialize it.
3246 * real.c (exact_real_truncate): New.
3248 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
3249 dropped into memory; penalize for size.
3250 (RTX_COSTS): FLOAT_EXTEND is free.
3251 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
3252 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
3254 2002-05-12 Richard Henderson <rth@redhat.com>
3256 * profile.h (profile_info): Add missing extern to declaration.
3257 * profile.c (profile_info): Define it.
3259 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3261 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
3262 used for DImode and TImode.
3264 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3266 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
3269 2002-05-11 Zack Weinberg <zack@codesourcery.com>
3271 * config/rs6000/rs6000.c (rs6000_default_long_calls,
3272 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
3273 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
3274 (rs6000_override_options): Handle -m(no-)longcall.
3275 (init_cumulative_args, output_mi_thunk): Check for both
3276 longcall and shortcall attributes on the function.
3277 (rs6000_attribute_table): Add "shortcall".
3278 (rs6000_handle_longcall_attribute): Update comment.
3279 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
3280 altivec_expand_ternop_builtin): Add default clauses to switches
3281 to silence warnings.
3283 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3284 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3285 (TARGET_OPTIONS): Add longcall and no-longcall.
3287 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3288 call_value_nonlocal_sysv): Split by alternatives. One pair
3289 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3290 the call cookie. The other pair accepts only LR/CTR and has
3293 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3294 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3296 * config/rs6000/rs6000-c.c: New file.
3297 * config/rs6000/t-rs6000-c-rule: New file.
3298 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3299 Prototype rs6000_pragma_longcall.
3301 * doc/extend.texi: Document shortcall attribute.
3302 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3304 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3306 * reorg.c (dbr_schedule): Remove unnecessary test.
3308 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3310 * i386.md (testsi to testqi spliters): New.
3312 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3314 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3316 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3318 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3319 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3320 that can be made fallthru.
3322 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3324 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3325 (cfg_layout_initialize): Use it.
3327 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3329 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3330 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3331 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3333 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3335 * dbxout.c: Fix formatting.
3336 * dependence.c: Likewise.
3338 * diagnostic.c: Likewise.
3339 * doloop.c: Likewise.
3340 * dominance.c: Likewise.
3341 * doschk.c: Likewise.
3342 * dwarf2asm.c: Likewise.
3343 * dwarf2out.c: Likewise.
3344 * dwarfout.c: Likewise.
3346 2002-05-10 Richard Henderson <rth@redhat.com>
3348 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3349 Convert integers constants as needed. Replace "nwords" field with
3351 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3352 * function.h: Fix typo in comment.
3353 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3355 2002-05-10 Roger Sayle <roger@eyesopen.com>
3357 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3358 into the equivalent (signed char)c > 0.
3360 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3362 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3363 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3364 (struct prefetch_info): Fix spelling of member bytes_accessed.
3365 (emit_prefetch_instructions): Make dump messages more regular;
3366 restructure code to add more dump messages; use new macros for
3367 heuristics. (There are no code generation changes in any of this).
3369 2002-05-10 David S. Miller <davem@redhat.com>
3371 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3372 (struct rtx_def): Update unchanging flag comment.
3373 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3374 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3375 to be handled to INSN too.
3376 (dbr_schedule): Likewise.
3377 * resource.c (next_insn_no_annul): Likewise.
3379 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3382 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3384 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3385 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3386 (possibly) work around broken /bin/sh.
3388 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3390 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3391 . as N64/N32 libgcc_s.so subdirs.
3393 2002-05-10 David S. Miller <davem@redhat.com>
3395 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3397 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3399 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3401 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3402 * doc/rtl.texi: Document these macros more accurately.
3403 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3404 JUMP_INSNs and CALL_INSNs.
3405 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3406 or INSN_FROM_TARGET_P if the code is appropriate.
3408 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3410 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3411 before using SYMBOL_REF_FLAG (addr).
3413 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3414 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3415 Make non-static. Update all callers.
3416 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3417 New insns to clear/set/test a single bit in I/O address space.
3419 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3421 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3423 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3425 * Makefile.in: Update.
3426 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3427 builtin_define_std): New.
3428 (c_common_init): Register CPP builtins callback.
3429 * c-common.h (flag_iso, flag_undef): New.
3430 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3431 * c-lex.c: Don't include target.h.
3432 (cb_register_builtins): Move to c-common.c.
3433 (init_c_lex): Don't register hook here.
3434 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3435 (cpp_define, cpp_assert): Remove.
3436 * gcc.c (cc1_options): Pass -undef to front end.
3437 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3438 (TARGET_INITIALIZER): Update.
3439 * target.h (struct cpp_reader): Don't predeclare.
3440 (struct gcc_target): Remove cpp builtin hook.
3441 * tree.c (default_register_cpp_builtins): Remove.
3445 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3447 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3449 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3451 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3452 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3454 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3456 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3457 * config/sparc/libgcc-sparc-glibc.ver: New file.
3458 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3459 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3461 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3464 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3465 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3466 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3468 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3469 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3470 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3471 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3473 2002-05-09 Richard Henderson <rth@redhat.com>
3475 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3476 * config/ia64/ia64.c: Likewise.
3478 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3480 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3481 (save_restore_insns): Likewise.
3482 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3483 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3485 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3487 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3488 * i386.md: Move scheduling information into new files.
3490 * i386.md (type attribute): Add "rotate" for rotate insns.
3491 (rotate insns): Set type to "rotate".
3492 (various attributes and function units): Treat rotate like shift.
3493 (pent_pair attribute): Only rotates by one bit position are
3495 (sbb insns): Explicitly set pent_pair attribute on a couple
3496 that were missing it.
3498 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3500 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3501 make sure that buffer starts on odd word address.
3502 (sh_va_arg): Skip odd fp registers when reading a double precision
3505 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3507 * tree.h (preserve_data, object_permanent_p, type_precision):
3510 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3512 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3513 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3515 * cpp.texi: Update for removal of obsolete features.
3517 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3518 Jeffrey A Law (law@redhat.com)
3520 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3521 the DFA interface for Pentium processors.
3522 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3523 (attr_pent_pair, ix86_pent_find_pair): Remove.
3524 (ix86_sched_reorder_pentium): Remove.
3525 (ix86_sched_reorder): Remove reordering for Pentium.
3526 * i386.md (Pentium scheduling): Rewrite using DFA description.
3528 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3530 * cfganal.c (can_fallthru): Fix fast path.
3531 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3532 with edges to the next block.
3534 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3535 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3537 * final.c (end_final): Use C trees to output data structures for profiling.
3539 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3540 (profile.o): New dependency profile.h
3541 (final.o): New dependency profile.h
3542 * profile.h: New file. New global structure profile_info.
3543 * final.h (count_edges_instrumented_now): Declare.
3544 (current_function_cfg_checksum): Declare.
3545 (function_list): New structure.
3546 (functions_head, functions_tail): New static variables.
3547 (end_final): Emits more data, removed some -ax stuff.
3548 (final): Stores function names and chcksums.
3549 * gcov-io.h (__write_gcov_string): New function.
3550 (__read_gcov_string): New function.
3551 * gcov.c (read_profile): New function.
3552 (create_program_flow_graph): Uses read_profile instead of reading
3554 (read_files): Removed da_file checking, it's done by read_profile now.
3555 * libgcc2.c (bb_function_info): New structure.
3556 (bb): New field in structure, removed some -ax stuff.
3557 (__bb_exit_func): Changed structure of da_file.
3558 * profile.c (count_edges_instrumented_now): New global variable.
3559 (current_function_cfg_checksum): New global variable.
3560 (max_counter_in_program): New global variable.
3561 (get_exec_counts): New function.
3562 (compute_checksum): New function.
3563 (instrument_edges): Sets count_edges_instrumented_now.
3564 (compute_branch_probabilities): Uses get_exec_counts instead of
3566 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
3567 (init_branch_prob): Removed da_file checking, done in get_exec_counts
3569 (end_branch_prob): Removed da_file checking, done in get_exec_counts
3571 * gcov.texi: Updated information about gcov file format.
3573 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
3575 * sbitmap.c: Fix formatting.
3577 * scan-decls.c: Likewise.
3578 * sched-deps.c: Likewise.
3579 * sched-ebb.c: Likewise.
3580 * sched-rgn.c: Likewise.
3581 * sched-vis.c: Likewise.
3582 * sdbout.c: Likewise.
3583 * sibcall.c: Likewise.
3584 * simplify-rtx.c: Likewise.
3586 * ssa-ccp.c: Likewise.
3587 * ssa-dce.c: Likewise.
3589 * stor-layout.c: Likewise.
3590 * stringpool.c: Likewise.
3592 2002-05-09 David S. Miller <davem@redhat.com>
3594 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
3596 2002-05-07 David S. Miller <davem@redhat.com>
3598 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
3599 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
3600 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
3601 library implementation clobbers the output before the inputs
3602 are fully consumed, use stack temporary for the output.
3604 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
3606 * config/netbsd.h (CPP_SPEC): Remove.
3607 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
3608 * config/i386/netbsd.h (CPP_SPEC): Define.
3609 * config/ns32k/netbsd.h (CPP_SPEC): Define.
3610 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
3611 * config/sparc/netbsd.h (CPP_SPEC): Define.
3612 * config/vax/netbsd.h (CPP_SPEC): Define.
3614 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3616 * read-rtl.c: Fix formatting.
3618 * recog.c: Likewise.
3619 * regclass.c: Likewise.
3620 * regmove.c: Likewise.
3621 * reg-stack.c: Likewise.
3622 * reload1.c: Likewise.
3623 * reload.c: Likewise.
3624 * resource.c: Likewise.
3625 * rtlanal.c: Likewise.
3627 * rtl-error.c: Likewise.
3629 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3631 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
3632 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
3634 2002-05-08 Bernd Schmidt <bernds@redhat.com>
3636 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
3637 use __SSE2__ macro instead.
3638 * config/i386/xmmintrin.h: Likewise.
3640 2002-05-08 Janis Johnson <janis187@us.ibm.com>
3642 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
3643 and use it in all invocations of these macros. Clean up comments.
3644 * rtl.c (rtl_check_failed_flag): Add an argument for the name
3645 of the flag access macro whose check failed.
3646 * doc/rtl.texi (Flags): Document additional flag uses.
3648 2002-05-08 Robert Spier <rspier@pobox.com>
3649 Neil Booth <neil@daikokuya.demon.co.uk>
3651 PR preprocessor/6521
3652 * cppfiles.c (handle_missing_header): Don't do anything
3653 different for <> includes.
3655 * cppopts.texi: Update documentation for -MG.
3657 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
3659 * cpplex.c (cpp_interpret_charconst): Truncate as well as
3662 * cpp.texi: Clarify multichar charconst valuation.
3664 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3666 * doc/invoke.texi: Document -mwindiss option.
3668 2002-05-08 Jason Merrill <jason@redhat.com>
3670 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
3672 * dwarf2out.c (gen_type_die): Abort on broken recursion.
3675 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
3678 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
3680 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
3681 little-endian multilibs to override arm/thumb multilibs.
3682 Do not build hardware floating point multilibs, nor apcs-26
3683 multilibs for the Thumb.
3685 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3688 * varasm.c (mark_weak): New function.
3689 (merge_weak): Use it. Do not call declare_weak.
3690 (declare_weak): Use merge_weak.
3692 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3694 * cse.c (dead_libcall_p): Update counts.
3695 (delete_trivially_dead_insns): Update call of dead_libcall_p.
3697 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3699 * cfglayout.c (function_tail_eff_head): Rename to ...
3700 (function_footer): ... this one.
3701 (unlink_insn_chain): New functions.
3702 (label_for_bb): Only call block_label and emit debug message.
3703 (record_effective_endpoints): Actually unlink the headers and footers.
3704 (fixup_reorder_cahin): Re-insert the unlinked sequences.
3705 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
3706 * cfglayout.h (struct reorder_block_def): New fields footer/header;
3707 remove eff_head/eff_end.
3708 * rtl.h (set_first_insn): Declare.
3709 * emit-rtl.c (set_first_insn): New function.
3711 * cfglayout.c (fixup_reorder_chain): Dump duplicated
3712 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3713 cfg_layout_duplicate_bb): New global function.
3714 (duplicate_insn_chain): New static function.
3715 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3716 cfg_layout_duplicate_bb): Declare.
3717 (struct reorder_block_def): Add "original" field.
3718 * emit-rtl.c (emit_copy_of_insn_after): New function.
3719 * rtl.h (emit_copy_of_insn_after): Declare.
3721 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
3722 (fixup_reorder_chain): properly handle edges to exit block.
3724 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3725 Jan Hubicka <jh@suse.cz>
3727 * basic-block.h (note_prediction_to_br_prob): declare.
3728 * c-semantics.c: Inlucde predit.h
3729 (expand_stmt): predict GOTO_STMT as not taken.
3730 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
3731 (cleanup_cfg): Do not free tail_recursion_list.
3732 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
3733 (flow_delete_block): Kill predictions past end of basic block.
3734 * output.h (delete_unreachable_blocks): Declare.
3735 * predict.c (predicted_by_p, process_note_predictions,
3736 process_note_prediction, last_block_p): New function.
3737 (estimate_probability): Bypass loop on PRED_CONTINUE;
3738 do not handle noreturn heuristics; kill PRED_RETURN; add
3740 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
3741 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
3742 * predict.h (IS_TAKEN): New constant.
3743 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
3744 * rtl.c (NOTE_INSN_PREDICTION): New.
3745 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
3747 (insn_note): add NOTE_INSN_PREDICTION.
3748 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
3749 CFG; free tail_recursion_label_list.
3750 * stmt.c: Include predict.h;
3751 (return_prediction): New.
3752 (expand_value_return): Use it.
3753 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
3755 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
3757 * config/mips/mips.md: Name the unspecs with define_constant.
3758 (*HILO_delay): Rename to 'hilo_delay' (no star).
3759 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
3760 (reload_outdi, reload_outsi): Likewise.
3762 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
3764 * toplev.c: Fix formatting.
3766 2002-05-07 Janis Johnson <janis187@us.ibm.com>
3768 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
3769 * configure.in (ac_rtlflag_checking): New.
3770 * doc/install.texi (--enable-checking): Document RTL flag checking.
3772 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3774 * c-common.c (c_common_init): Set options->unsigned_wchar.
3775 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
3776 group target dependencies.
3777 (init_builtins, cpp_handle_option): Update.
3778 * cpplex.c (cpp_interpret_charconst): Update.
3779 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
3780 signed_char to unsigned_char, group target dependencies.
3781 * defaults.h (WCHAR_UNSIGNED): Remove.
3782 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
3784 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
3785 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
3786 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
3787 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
3788 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
3790 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
3792 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3794 * fixinc/inclhack.def (windiss_math1): New fix.
3795 (windiss_math2): Likewise.
3796 (windiss_valist): Likewise.
3797 * fixinc/fixincl.x: Regenerated.
3799 2002-05-07 Andreas Jaeger <aj@suse.de>
3801 * genautomata.c (output_internal_min_issue_delay_func): Add
3802 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
3803 (output_internal_trans_func): Likewise.
3805 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
3807 * pa.c (hppa_profile_hook): Use force_reg to get the address
3808 of the profile hook into an appropriate pseudo register.
3810 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3812 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
3813 (LINK_START_SPEC): Handle it.
3814 (LINK_OS_SPEC): Likewise.
3815 (CPP_SPEC): Likewise.
3816 (STARTFILE_SPEC): Likewise.
3817 (LIB_SPEC): Likewise.
3818 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
3820 (CRTSAVRES_DEFAULT_SPEC): New macro.
3821 (LIB_WINDISS_SPEC): New macro.
3822 (CPP_OS_WINDISS_SPEC): Likewise.
3823 (STARTFILE_WINDISS_SPEC): Likewise.
3824 (ENDFILE_WINDISS_SPEC): Likewise.
3825 (LINK_START_WINDISS_SPEC): Likewise.
3826 (LINK_OS_WINDISS_SPEC): Likewise.
3827 * config/rs6000/windiss.h: New file.
3829 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
3831 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
3833 2002-05-06 David S. Miller <davem@redhat.com>
3835 * config/sparc/sparc.md (shift insns): Do not mask off
3836 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
3839 2002-05-06 Richard Henderson <rth@redhat.com>
3842 * expr.c (highest_pow2_factor_for_type): New.
3843 (expand_assignment): Use it.
3845 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
3847 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
3849 ("altivec_mfvscr"): Same.
3851 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3853 * rtl.h (struct rtx_def): Update comments.
3854 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
3855 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
3856 RTL_FLAG_CHECK macros with list of expected RTL codes.
3857 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
3858 (rtl_check_failed_flag): New.
3859 * reload1.c (reload): Use REG macro before changing rtx to MEM.
3860 (reload_cse_noop_set_p): Check rtx code before using access macro.
3861 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
3862 before using access macro.
3864 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3866 * doc/rtl.texi (Flags): Update to reflect current usage.
3868 2002-05-06 Roger Sayle <roger@eyesopen.com>
3871 * fold-const.c (sign_bit_p): New function.
3872 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
3873 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
3874 Reapply fold when converting (A & C) == C into (A & C) != 0.
3875 (fold_binary_op_with_conditional_arg): Fix typo in comment.
3877 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3879 * c-common.c (warn_multichar): New.
3880 (c_common_init): Set CPP's warn_multichar.
3881 * c-common.h (warn_multichar): New.
3882 * c-decl.c (warn_multichar): Remove.
3883 * c-lex.c (lex_charconst): Update.
3884 * c-tree.h (warn_multichar): Remove.
3885 * cppexp.c (eval_token): Sign-extend charconst value.
3886 * cppinit.c (cpp_create_reader): Set warn_multichar.
3887 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
3888 each character. Update prototype. Sign-extend the result.
3889 * cpplib.h: Fix conditions.
3890 (struct cpp_options): Add new warning flag.
3891 (cpp_interpret_charconst): Update prototype.
3893 * cpp.texi: Update documentation.
3895 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
3897 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
3898 Fix typo in usage of allof instead of unit.
3900 2002-05-06 Richard Henderson <rth@redhat.com>
3902 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
3903 and any jump or call for IN.
3905 2002-05-06 Bernd Schmidt <bernds@redhat.com>
3907 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
3909 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
3911 2002-05-06 Roger Sayle <roger@eyesopen.com>
3913 * fold-const.c (lshift-double): Cast the high word to an unsigned
3914 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
3915 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
3916 avoid compiler warning. (fold): Remove redundant code from
3917 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
3919 2002-05-06 Jeff Law <law@redhat.com>
3921 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
3922 * pa.c (pa_adjust_cost): Remove all true dependency cost
3923 adjustments. Also remove support for non-DFA scheduling.
3924 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
3925 to adjust true dependency costs. Update various comments.
3926 (7100lc, 7200, 7300 scheduling): Simplify by combining the
3927 FP ALU & MPY units into a single unit.
3929 2002-05-06 Catherine Moore <clm@redhat.com>
3931 * config/v850/v850.c (compute_register_save_size): Make sure
3932 to count all of the registers that will be saved.
3934 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3936 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
3938 2002-05-06 David S. Miller <davem@redhat.com>
3940 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
3941 allow result to overlap input operands in memory.
3943 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3946 * cpp.texi: Update multichar charconst docs.
3948 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3950 * cpplex.c (cpp_interpret_charconst): Sign-extend each
3951 character. Don't ignore excess characters. Treat
3952 multicharacter character constants as signed.
3953 (cpp_parse_escape): Clarify diagnostic.
3955 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3957 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
3958 use add instead of shift.
3959 (ashldi3_sp64): Likewise.
3960 (ashlsi3_const1, ashldi3_const1): Remove.
3961 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
3962 * config/sparc/sparc.c (const1_operand): New.
3964 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
3966 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
3968 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3971 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
3973 2002-05-05 Richard Henderson <rth@redhat.com>
3975 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
3976 memory latency adjustments.
3977 (alpha_variable_issue): Remove.
3978 (alpha_use_dfa_pipeline_interface): New.
3979 (alpha_multipass_dfa_lookahead): New.
3980 * config/alpha/alpha.md: Remove define_function_unit scheduling;
3981 include new dfa scheduling.
3982 (attr type): Add none.
3984 * config/alpha/ev4.md: New.
3985 * config/alpha/ev5.md: New.
3986 * config/alpha/ev6.md: New.
3988 2002-05-05 David S. Miller <davem@redhat.com>
3990 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
3992 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
3994 * cse.c: Fix formatting.
3995 * emit-rtl.c: Likewise.
3997 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3999 * genautomata.c (initiate_states): Add additional guard to
4000 initialize `units_array'.
4002 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4004 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
4005 process_unit_to_form_the_same_automaton_unit_lists,
4006 form_the_same_automaton_unit_lists
4007 check_unit_distributions_to_automata): New prototypes and
4009 (check_automata): Rename it into `check_automata_insn_issues'.
4010 (unit_decl): New fields `the_same_automaton_unit' and
4011 `the_same_automaton_message_reported_p'.
4012 (unit_decl_t): New typedef.
4013 (the_same_automaton_lists): New gloval variable.
4014 (unit_regexp, unit_set_el, units_array, units_cmp,
4015 output_get_cpu_unit_code_func): Use the typedef.
4016 (evaluate_max_reserv_cycles): Increment
4017 `description->max_insn_reserv_cycles'.
4018 (initiate_states): Don't increment `max_cycles_num'.
4019 (transform_insn_regexps): Move code around transformation of
4020 regexps from `generate'.
4021 (generate): Remove call of `transform_insn_regexps'.
4022 (expand_automata): Call `transform_insn_regexps' and
4023 `check_unit_distributions_to_automata'. Check errors before
4026 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
4027 automaton `ultrasparc3_1'.
4029 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4031 * c-common.c (c_common_init): Set up CPP arithmetic.
4032 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
4033 something reasonable for the host.
4034 (sanity_checks): Add checks.
4035 (cpp_read_main_file): Call sanity_checks() from here...
4036 (cpp_post_options): ... not here.
4037 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
4038 * cpplib.h (struct cpp_options): New member int_precision.
4040 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4042 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
4044 2002-05-04 David S. Miller <davem@redhat.com>
4046 * config/sparc/linux.h, config/sparc/linux64.h
4047 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
4049 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
4051 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
4053 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
4056 2002-05-05 Tim Josling <tej@melbpc.org.au>
4058 * treelang; New directory for new sample language treelang.
4060 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4062 * Makefile.in (c-lex.o): Update.
4063 * c-lex.c: Include target.h.
4064 (cb_register_builtins): New.
4065 (init_c_lex): Set builtins callback.
4066 * c-lex.h (cpp_define, cpp_assert): New prototypes.
4067 * cppinit.c (init_builtins): Use callback, including for
4069 * cpplib.h (struct cpp_callbacks): New member.
4070 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
4071 (TARGET_INITIALIZER): Update.
4072 * target.h (struct gcc_target): New hook.
4073 * tree.c (default_register_cpp_builtins): New.
4074 * tree.h (default_register_cpp_builtins): New.
4076 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
4078 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4080 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
4081 (cpp_post_options): Move sanity checks to...
4082 (sanity_checks): New.
4083 * cpplex.c (maybe_read_ucs): Fix prototype.
4084 (parse_string, cpp_parse_escape): Cast for %c format specifier.
4085 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
4088 2002-05-04 Bernd Schmidt <bernds@redhat.com>
4090 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
4091 builtins. Use V2DI patterns instead of TI for logical operations.
4092 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
4093 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
4094 (ix86_expand_builtins): Change the pattern used for movntdq.
4095 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
4096 sse2_nandv2di3): New patterns.
4097 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
4099 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
4100 (cvtdq2pd): Correct mode on operand 1.
4101 (sse2_umulsidi3): Describe without unspec.
4102 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
4104 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
4105 (ashlv2di3): Likewise, from sse2_ashlv2di3.
4106 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
4107 ashlv4si3, ashlv2di3): Use SImode for shift count.
4108 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
4109 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
4111 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
4113 (__m128i, __m128d): New macros.
4114 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
4115 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
4116 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
4117 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
4118 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
4119 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
4120 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
4121 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
4122 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
4123 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
4124 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
4125 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
4126 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
4127 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
4128 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
4129 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
4130 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
4131 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
4132 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
4133 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
4134 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
4135 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
4136 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
4137 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
4138 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
4139 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
4140 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
4141 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
4142 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
4143 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4144 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
4145 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
4146 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
4147 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
4148 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
4149 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
4150 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
4152 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
4153 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
4155 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
4157 * dwarf2out.c: Fix formatting.
4158 * varasm.c: Likewise.
4160 2002-05-04 David Edelsohn <edelsohn@gnu.org>
4163 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
4164 clobber and use result as temporary value.
4166 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4168 * expr.c (force_operand): Use expand_simple_* to handle more
4171 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4173 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
4175 (lex_charconst): Update for change in prototype of
4176 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
4178 * cpphash.h (BITS_PER_CPPCHAR_T): New.
4179 * cppinit.c (cpp_create_reader): Initialize them for no
4180 change in semantics.
4181 (cpp_post_options): Add sanity checks.
4182 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
4183 and truncation issues. Calculate in type cppchar_t.
4184 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
4185 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
4186 run-time dependent precision correctly. Return whether the
4187 result is signed or not.
4188 * cpplib.c (dequote_string): Use cppchar_t; update.
4189 * cpplib.h (cppchar_signed_t): New.
4190 struct cpp_options): New precision members.
4191 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
4192 * cppexp.c (eval_token): Update.
4194 2002-05-03 David S. Miller <davem@redhat.com>
4196 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
4197 * config/sparc/sparc.c (sparc_rtx_costs): New function
4198 implementing RTX_COSTS and CONST_COSTS.
4199 * config/sparc/sparc.h (CONST_COSTS): Delete.
4200 (RTX_COSTS_CASES): Define.
4201 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
4204 * config/sparc/sparc.md (DFA schedulers): Split out...
4205 * config/sparc/cypress.md, config/sparc/hypersparc.md,
4206 config/sparc/sparclet.md, config/sparc/supersparc.md,
4207 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
4209 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4210 checks on it, always defined for Sparc.
4212 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
4213 Tweak, and add more detailed comments.
4215 2002-05-03 Zack Weinberg <zack@codesourcery.com>
4217 * Re-apply patch accidentally reverted with
4218 DFA scheduler merge: remove all rules and variables to slurp
4219 source files out of libiberty and rebuild them with HOST_CC.
4220 ($(HOST_PREFIX_1)varray.o): New rule.
4221 (genattrtab rule): Word wrap.
4223 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4225 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
4226 (CPP_SUBTARGET_SPEC): Define.
4227 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
4228 cpp_subtarget specs.
4229 (CPP_SPEC): Redefine to include %(cpp_subtarget).
4231 2002-05-03 David S. Miller <davem@redhat.com>
4233 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
4234 * target.h (struct gcc_target): Delete cycle_display member.
4236 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
4237 (rtx_needs_barrier): Delete reference to cycle_display unspec.
4238 (ia64_sched_reorder2): Mention need for cycle display handling
4239 once such notes exist.
4241 2002-05-03 Richard Henderson <rth@redhat.com>
4243 * real.c (etoasc): Strip most trailing zeros for clarity.
4244 * sched-vis.c: Include real.h.
4245 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
4246 * Makefile.in (sched-vis.o): Add real.h.
4248 2002-05-03 David S. Miller <davem@redhat.com>
4250 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
4253 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
4255 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
4256 when we get an out of range literal.
4257 (altivec_expand_ternop_builtin): Same.
4258 (altivec_expand_unop_builtin): Same.
4259 (altivec_expand_builtin): Same, for dss.
4260 (altivec_expand_builtin): Use trees instead of rtl when
4261 determining literal argument validity.
4263 2002-05-03 David S. Miller <davem@redhat.com>
4265 Delete cycle display scheduling hook.
4266 * config/ia64/ia64.c (ia64_cycle_display,
4267 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
4268 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
4269 and use emit_insn_before instead of ia64_emit_insn_before.
4270 * config/ia64/ia64.md (unspec usage): Delete cycle display.
4271 (cycle_display): Delete insn pattern.
4272 * config/sparc/sparc.md (unspec usage): Delete cycle display.
4273 (cycle_display): Delete insn pattern.
4274 * config/sparc/sparc.c (sparc_cycle_display,
4275 TARGET_SCHED_CYCLE_DISPLAY): Delete.
4276 * doc/md.texi (cycle_display): Don't mention.
4277 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
4279 2002-05-03 Richard Henderson <rth@redhat.com>
4281 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
4282 * recog.h: Declare them.
4284 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4285 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4286 * config/sparc/sparc-protos.h: Update.
4288 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4290 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4291 -D__arch64__. Add -D_LP64.
4292 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4294 (CPP_ARCH64_SPEC): Likewise.
4295 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4296 (NO_BUILTIN_SIZE_TYPE): Undef.
4298 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4300 * genautomata.c (min_issue_delay_pass_states): Change return type
4302 (min_issue_delay_pass_states): Change the algorithm.
4303 (min_issue_delay): Set up min_insn_issue_delay for the state.
4304 (output_min_issue_delay_table): Interchange the nested loops and
4305 and initiate min_insn_issue_delay for states.
4307 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4309 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4312 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4314 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4317 2002-05-03 Richard Henderson <rth@redhat.com>
4320 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4321 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4322 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4323 code before JUMP, not EARLIEST.
4325 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4327 * c-format.c (check_format_info_main): Don't check for presence of
4328 parameter for * width until after operand number has been read,
4329 and only check for it if format parameters are available.
4332 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4334 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4335 (LINK_SPEC): Undef before defining.
4337 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4339 PR preprocessor/6489
4340 * tradcpp.c (fixup_newlines): New.
4341 (main, finclude): Use it.
4343 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4345 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4346 * config/mips/mips.c (mips_unique_section): Strip encoding from
4349 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4351 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4354 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4356 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4357 (Specific): Removed buildstats references.
4358 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4359 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4360 Accomodate Solaris versions beyond 8.
4361 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4362 (Specific, *-*-solaris2.8): Removed, obsolete.
4364 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4367 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4368 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4369 fill leaf_reg_remap with identity.
4370 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4372 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4374 * config/h8300/crti.asm: Remove trailing spaces.
4375 * config/h8300/h8300.c: Likewise.
4376 * config/h8300/lib1funcs.asm: Likewise.
4378 2002-05-02 Jason Merrill <jason@redhat.com>
4380 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4381 * c-decl.c (c_init_decl_processing): Use it.
4382 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4383 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4384 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4386 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4388 * regrename.c: Fix formatting.
4391 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4393 * i386.md (attribute memory): Handle compares properly.
4395 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4397 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4400 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4402 * function.c: Fix formatting.
4404 2002-05-02 Jan Hubicka <jh@suse.cz>
4406 * haifa-sched.c (schedule_insn): Print table of instructions and
4408 (sched_block): Do not print ready list at verbosity level 1.
4409 * sched-vis.c (print_insn): Make global.
4410 * sched-ebb.c (ebb_print_insn): Rename from...
4411 (print_insn): ... this one.
4412 * sched-int.h (print_insn): Declare
4414 2002-05-02 Richard Henderson <rth@redhat.com>
4416 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4417 emitted by cycle_display.
4419 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4421 * doc/install.texi (*-*-freebsd*): Update to latest status.
4423 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4426 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4427 * config/float-sparc.h: Assume 128-bit long double if
4428 __LONG_DOUBLE_128__ is defined.
4430 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4432 * genattrtab.c (write_function_unit_info): Add a dummy element
4433 when num_units == 0.
4435 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4437 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4438 TYPE_MODE (double_type_node) instead of DFmode.
4440 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4442 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4444 * toplev.c (rest_of_compilation): Revert Richard's patch.
4446 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4448 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4450 2002-05-02 Catherine Moore <clm@redhat.com>
4452 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4454 2002-05-02 Kazu Hirata <kazu@hxi.com>
4456 * combine.c: Fix comment typos.
4458 * genautomata.c: Likewise.
4462 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4464 * doc/install.texi: State GNAT version requirements.
4466 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4468 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4469 of the frame pointer or arg pointer register which strict register
4470 checking is not enabled.
4472 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4474 * gcc.dg/altivec-8.c: New.
4476 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4477 PRE_INC and PRE_DEC for altivec modes.
4479 2002-05-01 Bruce Korb <bkorb@gnu.org>
4481 * fixinc/check.tpl(set-writable): make sure the function exists first
4482 * fixinc/inclhack.def(alpha_assert): fix test_text
4483 * fixinc/tests/base/assert.h: add in missing result
4485 2002-05-01 Jeff Law <law@redhat.com>
4487 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4490 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4492 * dbxout.c (dbxout_type): Emit size information for range types,
4493 as well, but only when using GDB extensions.
4495 2002-05-01 Richard Henderson <rth@redhat.com>
4497 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4498 target-independent gnu binutils date test.
4500 2002-05-01 Richard Henderson <rth@redhat.com>
4502 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4503 info before expunging the block.
4505 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4507 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4508 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4509 -M -or -MM is in effect.
4511 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4513 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4514 A29k configurations.
4515 * doc/install.texi: Update to match.
4517 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4520 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4521 for duplicates. Always loop over whole list.
4523 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4525 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4527 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4529 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4532 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4534 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4536 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4538 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4539 (nabs_nopower): Same.
4540 (floatdisf2): New pattern.
4541 (absdi2): Convert to define_insn_and_split.
4546 (fix_trunctfdi2): Same.
4547 (fix_trunctfsi2): Same.
4549 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
4551 * doc/install.texi: Update Texinfo version requirement
4554 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4556 PR target/6512, PR target/5628
4557 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
4558 when memory is not aligned.
4559 (movdf_insn_v9only_vis): Likewise.
4560 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
4561 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
4562 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
4564 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
4566 * gcc.dg/altivec-7.c: New.
4568 * config/rs6000/altivec.h: Cleanup.
4570 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
4572 * doc/invoke.texi (Option Summary): Add -mvrsave=.
4573 (RS/6000 and PowerPC Options): Document -mvrsave=.
4575 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
4576 (rs6000_altivec_vrsave_string): Same.
4577 (rs6000_override_options): Call rs6000_parse_vrsave_option.
4578 (rs6000_parse_vrsave_option): New.
4579 (rs6000_stack_info): Only generate vrsave instructions when
4580 TARGET_ALTIVEC_VRSAVE.
4582 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
4583 (rs6000_altivec_vrsave_string): Define extern.
4584 (rs6000_altivec_vrsave): Same.
4585 (TARGET_ALTIVEC_VRSAVE): New.
4587 2002-04-30 Richard Henderson <rth@redhat.com>
4590 * toplev.c (rest_of_compilation): Don't run cross-jump before
4593 2002-04-30 Tom Rix <trix@redhat.com>
4595 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4596 check which_alternative.
4598 2002-04-30 Kazu Hirata <kazu@hxi.com>
4600 * cpplex.c: Fix comment formatting.
4601 * function.c: Likewise.
4602 * integrate.c: Likewise.
4603 * regrename.c: Likewise.
4604 * sibcall.c: Likewise.
4605 * simplify-rtx.c: Likewise.
4606 * tree-inline.c: Likewise.
4608 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4610 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
4611 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
4612 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
4613 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
4614 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
4615 * pa/x-ada: New file. Define ADA_CFLAGS.
4617 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
4619 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
4620 from MMIX_LAST_REGISTER_FILE_REGNUM.
4621 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
4622 (struct machine_function): New member highest_saved_stack_register
4623 previously static variable in mmix.c.
4624 (MACHINE_DEPENDENT_REORG): Define.
4625 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
4626 (MMIX_OUTPUT_REGNO): New.
4627 (mmix_target_asm_function_prologue): Move calculation of last used
4628 saved-stack-register into...
4629 (mmix_machine_dependent_reorg): New function. Update to also handle
4631 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
4632 register names, simplify somewhat by new variable regno.
4633 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
4635 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
4636 emitting register names.
4637 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
4638 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
4640 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
4643 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
4645 2002-04-30 Richard Henderson <rth@redhat.com>
4647 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4648 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
4649 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
4650 emit_tfmode_cvt): New.
4651 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
4652 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
4653 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
4654 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
4655 * config/sparc/sparc-protos.h: Update.
4657 2002-04-30 Janis Johnson <janis187@us.ibm.com>
4659 * install.texi (Final install): Add to the list of info to include
4660 in a report of a successful bootstrap, and add link to 3.1 list.
4662 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
4664 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
4665 (mode): Add vector modes
4666 (i387): Kill attribute.
4667 (unit): New attribute.
4668 (length_immediate): Grok new types.
4669 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
4670 (modrm): Use "unit".
4671 (memory): Handle MMX/SSE properly.
4672 (scheduling descriptions): Kill uses of fop1.
4673 (sse, mmx, fp patterns): Set type and mode properly.
4675 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
4677 * pa.c (override_options): Default to PA8000 scheduling.
4678 * doc/invoke.texi (HP-PA options): Mention newly added 7300
4679 scheduling parameter.
4681 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
4682 handling of double precision multiplies.
4684 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
4685 fpdiv and fpsqrt instructions.
4686 (7200 & 7300 scheduling): Fix typo in handling of
4687 store-load and store-store penalties.
4689 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4691 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
4692 mips. Add two missing commas.
4694 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
4696 * doc/contrib.texi (Contributors): Update Paolo Carlini's
4697 and Benjamin Kosnik's entries.
4699 2002-04-29 David S. Miller <davem@redhat.com>
4701 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
4702 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
4703 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
4704 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4706 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4708 * combine.c (find_split_point): Use gen_int_mode.
4710 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
4712 Merging code from dfa-branch:
4714 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
4716 * genautomata.c (output_reserv_sets): Fix typo.
4718 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
4720 * genautomata.c (output_reserv_sets): Remove
4721 next_cycle_output_flag.
4723 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
4725 * sched-rgn.c (init_ready_list): Make the DFA code handle
4726 USE/CLOBBER insns in the same way as the traditional
4728 (new_ready): Similarly..
4730 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
4732 * haifa-sched.c (schedule_block): Change the DFA state only after
4735 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
4737 * pa.c (hppa_use_dfa_pipeline_interface): New function.
4738 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
4739 (override_options): Add PA7300 scheduling support.
4740 (pa_adjust_cost): Update various comments. Properly
4741 handle anti and output dependencies when using the
4743 (pa_issue_rate): Add PA7300 scheduling support.
4744 (pa_can_combine_p): Call extract_insn before calling
4745 constrain_operands (taken from mainline tree).
4746 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
4747 * pa.md (cpu attr): Add 7300. Rewrite pipeline
4748 descriptions using DFA descriptions. Add PA7300
4751 2002-03-30 David S. Miller <davem@redhat.com>
4753 Add UltraSPARC-III DFA scheduling support.
4754 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
4755 Update FP conditional move on register insn patterns to use it, as
4757 (define_attr cpu): Add ultrasparc3.
4758 (define_attr us3load_type): New, update integer load patterns to
4759 set it, as appropriate.
4760 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
4761 (rest): Add UltraSPARC3 scheduling description.
4762 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
4763 (PROCESSOR_ULTRASPARC3): New.
4764 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
4765 ({ASM,CPP}_CPU_SPEC): Likewise.
4766 (REGISTER_MOVE_COST): Likewise.
4767 (RTX_COSTS): Likewise.
4768 * config/sparc/sparc.c (sparc_override_options,
4769 sparc_initialize_trampoline, sparc64_initialize_trampoline,
4770 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4771 sparc_issue_rate): Likewise.
4772 * config/sparc/sol2.h: Likewise.
4773 * config/sparc/sol2-sld-64.h: Likewise.
4774 * config/sparc/linux64.h: Likewise.
4776 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
4778 * doc/md.texi: Add comments about usage the latency time for the
4779 different dependencies and about case when two or more conditions
4780 in different define_insn_reservations returns TRUE for an insn.
4782 * doc/md.texi: Add reference for automaton based pipeline
4785 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
4787 * doc/passes.texi: Add missed information about genattrtab.
4789 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
4791 * genautomata.c (output_automata_list_transition_code): Check
4792 automata_list on NULL.
4794 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
4796 * genautomata.c (output_insn_code_cases,
4797 output_automata_list_min_issue_delay_code,
4798 output_automata_list_transition_code,
4799 output_automata_list_state_alts_code): Comment the functions.
4801 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
4803 * genautomata.c (automata_list_el_t): New typedef.
4804 (get_free_automata_list_el,free_automata_list_el,
4805 free_automata_list, automata_list_hash, automata_list_eq_p,
4806 initiate_automata_lists, automata_list_start, automata_list_add,
4807 automata_list_finish, finish_automata_lists,
4808 output_insn_code_cases, output_automata_list_min_issue_delay_code,
4809 output_automata_list_transition_code,
4810 output_automata_list_state_alts_code, add_automaton_state,
4811 form_important_insn_automata_lists): New functions and prototypes.
4812 (insn_reserv_decl): Add members important_automata_list and
4814 (ainsn): Add members important_p.
4815 (automata_list_el): New structure.
4816 (first_free_automata_list_el, current_automata_list,
4817 automata_list_table): New global variables.
4818 (create_ainsns): Initiate member important_p.
4819 (output_internal_min_issue_delay_func): Generate the switch and
4820 call output_insn_code_cases.
4821 (output_internal_trans_func, output_internal_state_alts_func):
4823 (generate): Call initiate_automata_lists.
4824 (automaton_states): New global variable.
4825 (expand_automata): Call form_important_insn_automata_lists.
4826 (write_automata): Call finish_automata_lists.
4828 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
4830 * genautomata.c (add_excls, add_presence_absence): Check that
4831 cpu units in the sets belong the same automaton.
4833 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
4834 about that cpu units in the sets belong the same automaton.
4836 * doc/md.texi: Ditto.
4838 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
4839 Nitin Gupta <niting@noida.hcltech.com>
4841 * config/sh/sh.c (sh_use_dfa_interface): New function.
4843 (sh_issue_rate): New Function.
4844 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
4845 TARGET_SCHED_ISSUE_RATE: define.
4847 * config/sh/sh.md: Add DFA based pipeline description for SH4.
4849 (define_attr insn_class): New attribute used for DFA
4851 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
4852 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
4853 cmpeqdi_t): Likewise.
4855 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
4856 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
4858 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
4860 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4862 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
4865 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4867 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
4868 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
4870 (output_dfa_start_func): Initiate new variable insn_codes_length,
4871 (write_automata): Output definition of the new variable.
4873 2001-10-02 David S. Miller <davem@redhat.com>
4875 * haifa-sched.c (advance_one_cycle): New function.
4876 (schedule_block): Use it.
4877 (queue_to_ready): Use it, and also make sure to advance the DFA
4878 state on all stall cycles, not just those where insn_queue links
4881 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
4883 * haifa-sched.c (max_issue): Remove last_p argument. Only return
4884 non-zero if the highest-priority instruction could be scheduled.
4885 (choose_ready): Remove last argument from max_issue call.
4887 2001-09-28 David S. Miller <davem@redhat.com>
4889 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
4890 ultrasparc and 3 for other multi-issue sparcs.
4892 2001-09-27 David S. Miller <davem@redhat.com>
4894 * config/sparc/sparc.md (cycle_display): New pattern.
4895 * config/sparc/sparc.c (sparc_cycle_display): New.
4896 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
4898 2001-09-25 David S. Miller <davem@redhat.com>
4900 Convert all of Sparc scheduling to DFA
4901 * config/sparc/sparc.md: Kill all define_function_unit
4902 directives and replace with DFA equivalent.
4903 * config/sparc/sparc.c (ultrasparc_adjust_cost,
4904 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
4905 ultra_fpmode_conflict_exists, ultra_find_type,
4906 ultra_build_types_avail, ultra_flush_pipeline,
4907 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
4908 ultrasparc_variable_issue, ultrasparc_sched_init,
4909 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
4910 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
4911 ultra_cur_hist, ultra_cycles_elapsed): Kill.
4912 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4913 ultrasparc_store_bypass_p): New.
4914 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
4917 2001-09-24 David S. Miller <davem@redhat.com>
4919 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
4920 ready->vec[foo] not ready[foo].
4922 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4924 * doc/md.texi: Correct examples for define_insn_reservations
4927 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4929 * genautomata.c (create_automata): Print message about creation of
4931 (generate): Remove printing meease about creation of
4934 2001-09-05 David S. Miller <davem@redhat.com>
4936 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4937 * config/sparc/linux64.h: Likewise.
4939 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
4941 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
4942 schedule_block, sched_init, sched_finish): Add missed calls of
4943 use_dfa_pipeline_interface.
4945 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
4948 * sched-vis.c (get_visual_tbl_length): Ditto.
4950 2001-08-27 Richard Henderson <rth@redhat.com>
4952 * genattr.c (main): Emit state_t even when not doing scheduling.
4954 2001-08-27 Richard Henderson <rth@redhat.com>
4956 * genautomata.c (expand_automata): Always create a description.
4958 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4960 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4961 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4962 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4965 * genattr.c (main): New variable num_insn_reservations. Increase
4966 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4967 pipeline hazard recognizer interface.
4969 * genattrtab.h: New file.
4971 * genattrtab.c: Include genattrtab.h.
4972 (attr_printf, check_attr_test, make_internal_attr,
4973 make_numeric_value): Move protypes into genattrtab.h. Define them
4975 (num_dfa_decls): New global variable.
4976 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4977 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4978 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4979 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4981 * genautomata.c: New file.
4983 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4985 * sched-int.h: (curr_state): Add the external definition for
4986 automaton pipeline interface.
4987 (haifa_insn_data): Add comments for members blockage and units.
4989 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4990 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4991 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4992 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4993 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4994 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4995 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4997 (TARGET_SCHED): Use the new macros.
4999 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5000 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5001 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5002 dfa_bubble): New members in gcc_target.sched.
5004 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5005 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5006 (insn_queue): Redefine it as pointer to array.
5007 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5009 (max_insn_queue_index_macro_value): New variable.
5010 (curr_state, dfa_state_size, ready_try): New varaibles for
5011 automaton interface.
5012 (ready_element, ready_remove, max_issue): New function prototypes
5013 for automaton interface.
5014 (choose_ready): New function prototype.
5015 (insn_unit, blockage_range): Add comments.
5016 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5017 FUNCTION_UNITS_SIZE == 0.
5018 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5019 actual_hazard, potential_hazard): Add comments.
5020 (insn_cost): Use cost -1 as undefined value. Remove
5021 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5023 (ready_element, ready_remove): New functions for automaton
5025 (schedule_insn): Add new code for automaton pipeline interface.
5026 (queue_to_ready): Add new code for automaton pipeline interface.
5027 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5028 (debug_ready_list): Print newline when the queue is empty.
5029 (max_issue): New function for automaton pipeline interface.
5030 (choose_ready): New function.
5031 (schedule_block): Add new code for automaton pipeline interface.
5032 Print ready list before scheduling each insn.
5033 (sched_init): Add new code for automaton pipeline interface.
5034 Initiate insn cost by -1.
5035 (sched_finish): Free the current automaton state and finalize
5036 automaton pipeline interface.
5038 * sched-rgn.c: Include target.h.
5039 (init_ready_list, new_ready, debug_dependencies): Add new code for
5040 automaton pipeline interface.
5042 * sched-vis.c: Include target.h.
5043 (get_visual_tbl_length): Add code for automaton interface.
5044 (target_units, print_block_visualization): Add comments.
5046 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5047 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5048 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5049 (getruntime.o, genautomata.o): New entries.
5050 (genattrtab.o): Add new dependency file genattrtab.h.
5051 (genattrtab): Add new dependencies. Link it with `libm.a'.
5052 (getruntime.o, hashtab.o): New entries for canadian cross.
5054 * doc/md.texi: Description of automaton based model.
5056 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5058 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5059 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5060 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5061 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5062 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5063 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5064 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5066 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5067 MAX_DFA_ISSUE_RATE): New macro descriptions.
5069 * doc/contrib.texi: Add dfa based scheduler contribution.
5071 * doc/gcc.texi: Add more information about genattrtab.
5073 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5075 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
5076 adjust_address_nv call.
5078 2002-04-29 Janis Johnson <janis187@us.ibm.com>
5080 * doc/install.texi (Testing): Provide additional information, and
5081 a stronger encouragement, for running the testsuites.
5083 2002-04-29 DJ Delorie <dj@redhat.com>
5085 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
5086 given in upper case.
5088 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5090 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
5091 Solaris 2 <widec.h> if missing.
5092 * fixinc/fixincl.x: Regenerate.
5093 * fixinc/tests/base/widec.h: New file.
5095 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
5097 * toplev.c (f_options): Add "profile" switch so that
5098 -fno-profile can be used to disable -p.
5100 2002-04-29 Bernd Schmidt <bernds@redhat.com>
5102 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
5104 * tree.c (build_common_tree_nodes_2): Likewise.
5105 * tree.h (enum tree_index): Likewise.
5106 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
5108 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
5110 (init_mmx_sse_builtins): Initialize SSE2 builtins.
5111 (ix86_expand_builtin): Add support for SSE2 builtins.
5112 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
5113 (VALID_SSE_REG_MODE): Use it.
5114 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
5115 (enum ix86_builtins): Add SSE2 builtins.
5116 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
5117 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
5118 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
5119 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
5120 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
5121 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
5122 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
5123 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
5124 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
5125 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
5126 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
5127 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
5128 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
5129 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5130 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
5131 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
5132 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
5133 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
5134 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
5135 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
5136 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
5137 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
5138 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
5139 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
5140 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
5141 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
5142 lfence_insn): New patterns.
5143 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
5144 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
5146 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
5148 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
5150 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5152 * doc/contrib.texi (Contributors): Add Paolo Carlini and
5154 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
5155 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
5156 and CPU instead of cpu.
5158 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5160 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
5162 (lang_independent_options): Add -fif-conversion, -fif-conversion2
5163 (rest_of_compilation): Do if conversion only when asked for.
5164 (parse_options_and_default_flags): Set new variables to 1 for -O1
5165 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
5167 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5169 * i386.c (dbx64_register_map): Fix typo.
5171 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5173 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
5174 real_one_half, real_bb_freq_max): New static variables.
5175 (debug_profile_bbauxs): Kill.
5176 (process_note_predictions): Kill unused variable.
5177 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
5179 (propagate_freq): Use REAL_ARITHMETICS.
5180 (estimate_bb_frequencies): Likevise; init new static variables.
5181 * Makefile.in (predict.o): Add dependency on real.h
5183 2002-04-28 David S. Miller <davem@redhat.com>
5186 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
5187 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
5188 several {reads,writes} instead.
5189 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
5192 2002-04-27 David S. Miller <davem@redhat.com>
5195 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
5198 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
5199 including signal.h and sys/ucontext.h, not needed.
5201 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
5203 * varasm.c (output_constant_def): Correct test for not calling
5204 ENCODE_SECTION_INFO for INTEGER_CST.
5206 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
5208 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
5209 keep most cases as function eval_token.
5210 (eval_token): New function.
5211 (_cpp_parse_expr): Read token here for improved diagnostics.
5212 Don't use op_as_text. Detect bad ':' here.
5213 (reduce): Don't detect bad ':' here.
5214 (op_as_text): Remove.
5215 * cpphash.h (_cpp_test_assertion): Change prototype.
5216 * cpplib.c (_cpp_test_assertion): Change prototype.
5218 2002-04-28 Richard Henderson <rth@redhat.com>
5221 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
5222 (ggc_mark_rtx_children): New.
5224 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5227 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
5228 after call peepholes for UltraSPARC.
5229 (call + jump 64-bit peepholes): Remove.
5231 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5234 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
5235 result as temporary value.
5237 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5240 * toplev.c (rest_of_compilation): Only run regrename and copy
5241 propagation if optimizing.
5243 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5245 PR optimization/6475
5246 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
5247 register of REGNO_DECL (i).
5248 * Makefile.in (reload1.o): Add $(TREE_H).
5250 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
5252 * cppexp.c (lex): Update to use state.skip_eval.
5253 (struct op): Remove prio and flags members.
5254 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
5255 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
5256 (LEFT_ASSOC): New macro.
5257 (optab): New table of operator priorities and flags.
5259 (_cpp_parse_expr): Clean up logic. Return bool. Use a
5260 malloc-ed parser stack.
5261 (reduce): New; reduce the operator stack.
5262 (_cpp_expand_op_stack): Expand the operator stack as necessary.
5263 * cpphash.h (struct op): Predeclare.
5264 (struct cpp_reader): New members op_stack, op_limit.
5265 (struct lexer_state): New member skip_eval.
5266 (_cpp_parse_expr): Update.
5267 (_cpp_expand_op_stack): New.
5268 * cpplib.c (do_if): Update.
5269 * cppinit.c (cpp_create_reader): Create op stack.
5270 (cpp_destroy): And destroy it.
5271 * cpplib.h (CPP_LAST_CPP_OP): Correct.
5272 (TTYPE_TABLE): Correct.
5274 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5277 * c-decl.c (duplicate_decls): Call merge_weak.
5278 * c-pragma.c (apply_pragma_weak): Warn about misuse.
5279 * output.h (merge_weak): Prototype merge_weak.
5280 * varasm.c (merge_weak): New function.
5281 (declare_weak): Make sure we don't give an error on VAR_DECLs.
5282 Mark RTL with SYMBOL_REF_WEAK.
5284 2002-04-27 Kurt Garloff <garloff@suse.de>
5286 * tree-inline.c (inlinable_function_p): Improve heuristics
5287 by using a smoother function to cut down allowable inlinable size.
5288 * param.def: Add parameters max-inline-insns-single,
5289 max-inline-slope, min-inline-insns that determine the exact
5290 shape of the above function.
5291 * param.h: Likewise.
5293 2002-04-26 Richard Henderson <rth@redhat.com>
5295 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5296 (yyoverflow): Re-add. Set them.
5297 (free_parser_stacks): New.
5298 * c-common.h: Declare it.
5299 * c-lex.c (c_common_parse_file): Call it.
5301 2002-04-26 Richard Henderson <rth@redhat.com>
5303 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5304 for fallthru search.
5306 2002-04-26 Eric Christopher <echristo@redhat.com>
5308 PR optimization/3700
5309 * config/mips/mips.c (mips_issue_rate): Define. New function.
5310 (TARGET_SCHED_ISSUE_RATE): Use.
5312 2002-04-25 David S. Miller <davem@redhat.com>
5315 * reorg.c (optimize_skip): Do not allow exception causing
5316 instructions to be considered for delay slots.
5317 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5318 (relax_delay_slots): Do not try to consider exception causing
5319 instructions as redundant.
5321 2002-04-26 Richard Henderson <rth@redhat.com>
5324 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5326 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5329 * config/i386/i386.md (untyped_call): Return the value in a float
5330 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5333 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5335 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5336 in unsigned-ness correctly.
5338 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5340 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5341 portable runtime model.
5343 2002-04-26 Richard Henderson <rth@redhat.com>
5345 * c-parse.in (yyoverflow): Revert.
5347 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5348 Richard Henderson <rth@redhat.com>
5350 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5351 result as temporary value.
5353 2002-04-26 Richard Henderson <rth@redhat.com>
5356 * c-common.c (fix_string_type): Split out of ...
5357 (combine_strings): ... here. Take a varray, not a tree list.
5358 (c_expand_builtin_printf): Use fix_string_type.
5359 * c-common.h: Update decls.
5360 * c-parse.in (string): Remove. Update all uses to use STRING
5361 instead, and not call combine_strings.
5364 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5365 (build_asm_stmt): Likewise.
5366 * objc/objc-act.c (my_build_string): Use fix_string_type.
5367 (build_objc_string_object): Build varray for combine_strings.
5369 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5371 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5374 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5376 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5377 (HAVE_NO_R_OPERAND): Remove.
5378 (HAVE_VALUE): Remove.
5379 (op_to_prio): Update.
5380 (UNARY): Don't alter flags.
5381 (_cpp_parse_expr): want_value used to indicate whether
5382 a number or unary operator is expected next. Distinguish
5383 unary and binary +/-.
5384 (op_as_text): Update for unary operators.
5386 2002-04-25 Richard Henderson <rth@redhat.com>
5389 * c-parse.in (yyoverflow): New.
5391 2002-04-25 Richard Henderson <rth@redhat.com>
5394 * c-common.c (shorten_compare): Simplfy conditions leading to
5395 the generation of a warning.
5397 2002-04-25 Richard Henderson <rth@redhat.com>
5400 * expmed.c (extract_bit_field): Fall through to generic code rather
5401 than aborting on subreg special case.
5403 2002-04-25 David S. Miller <davem@redhat.com>
5405 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5406 for DECL being NULL.
5408 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5410 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5412 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5414 * c-decl.c (grokdeclarator): Remove outdated ??? note
5415 on invalid declaration of flexible array members.
5417 2002-04-25 Richard Henderson <rth@redhat.com>
5419 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5421 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5423 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5424 needed by the compiler, even if they are used as global regs.
5426 2002-04-25 Matt Hiller <hiller@redhat.com>
5428 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5430 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5431 of the corresponding functions.
5432 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5435 2002-04-25 Matt Hiller <hiller@redhat.com>
5437 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5439 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5440 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5441 registers, adjust comment accordingly.
5442 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5443 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5444 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5445 for coprocessor registers.
5446 (ADDITIONAL_REGISTER_NAMES): Include
5447 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5449 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5450 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5451 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5452 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5453 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5455 (mips_char_to_class): Adjust comment to include coprocessor
5458 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5460 (mips_reg_names, mips_regno_to_class): Include coprocessor
5462 (mips_sw_reg_names): Ditto, make non-static.
5463 (mips_move_1word): Handle moves to and from coprocessor registers.
5464 (mips_move_2words): Handle moves to and from coprocessor
5466 (mips_class_max_nregs, mips_register_move_cost): Handle
5467 coprocessor register classes.
5468 (override_options): Initialize mips_char_to_class and
5469 mips_hard_regno_mode_ok properly for coprocessor registers.
5471 * config/mips/mips.md (movdi_internal, movdi_internal2,
5472 movsi_internal1, movsi_internal2): Add constraint-sets for
5473 coprocessor registers.
5474 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5475 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5477 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5478 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5480 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5481 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5483 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5484 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5487 * doc/tm.texi: Document feature.
5489 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5491 * integrate.c (function_attribute_inlinable_p): Simplify.
5492 Check the table pointer is not NULL.
5494 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5496 * doc/c-tree.texi: Fix typo in introduction.
5498 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5500 * c-common.h (c_common_parse_file): Update.
5501 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5502 * c-lex.c (YYDEBUG): Get from c-lex.h.
5503 (c_common_parse_file): Update.
5504 * c-lex.h (YYDEBUG, yydebug): New.
5505 * c-parse.in (YYDEBUG): Get from c-lex.h.
5506 (c_set_yydebug): Remove.
5507 * c-tree.h (c_set_yydebug): Remove.
5508 * langhooks-def.h (lhd_do_nothing_i): New.
5509 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5510 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5511 * langhooks.c (lhd_do_nothing_i): New.
5512 (lhd_set_yydebug): Remove.
5513 * langhooks.h (struct lang_hooks): Update.
5514 * toplev.c (set_yydebug): New.
5515 (compile_file): Update call to parse_file hook.
5516 (decode_d_option): Update.
5518 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5520 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5522 * loop.c (load_mems): Don't change the interface of called functions.
5524 * calls.c (expand_call): Take current_function_pretend_args_size
5525 into account when setting argblock for sibcalls.
5527 2002-04-24 Matt Hiller <hiller@redhat.com>
5529 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5532 * cpplex.c (skip_line_comment): Process comment one multibyte
5533 character at a time rather than one char at a time, if
5535 (parse_string): Process string one multibyte character at a time
5536 rather than one char at a time, if appropriate.
5537 * c-lex.c (lex_string): Lex and copy multibyte strings
5539 * cpplib.h (cppchar_t): Change to unsigned.
5541 2002-04-24 Richard Henderson <rth@redhat.com>
5544 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
5547 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
5549 * sh.c (sh_va_arg): If argument was passed by reference,
5550 dereference the pointer.
5552 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5554 * sh.md (divsi3_i4_media): Use match_operand for input values
5555 rather than hard registers.
5556 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
5557 unnecessarily through hard registers. Keep copies of pseudo
5558 registers outside of the libcall sequence.
5560 * sh.md (casesi_shift_media): Add modes.
5562 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
5565 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
5567 * attribs.c (c_common_attribute_table): Move table and handlers
5569 (format_attribute_table, lang_attribute_table,
5570 lang_attribute_common): Remove.
5571 (init_attributes): Replace NULL pointers with pointers to the
5573 (handle_packed_attribute, handle_nocommon_attribute,
5574 handle_common_attribute, handle_noreturn_attribute,
5575 handle_noinline_attribute, handle_always_inline_attribute,
5576 handle_used_attribute, handle_unused_attribute,
5577 handle_const_attribute, handle_transparent_union_attribute,
5578 handle_constructor_attribute, handle_destructor_attribute,
5579 handle_mode_attribute, handle_section_attribute,
5580 handle_aligned_attribute, handle_weak_attribute,
5581 handle_alias_attribute, handle_visibility_attribute,
5582 handle_no_instrument_function_attribute, handle_malloc_attribute,
5583 handle_no_limit_stack_attribute, handle_pure_attribute,
5584 handle_deprecated_attribute, handle_vector_size_attribute,
5585 vector_size_helper): Move to c-common.c.
5586 * c-common.c (c_common_attribute_table,
5587 handle_packed_attribute, handle_nocommon_attribute,
5588 handle_common_attribute, handle_noreturn_attribute,
5589 handle_noinline_attribute, handle_always_inline_attribute,
5590 handle_used_attribute, handle_unused_attribute,
5591 handle_const_attribute, handle_transparent_union_attribute,
5592 handle_constructor_attribute, handle_destructor_attribute,
5593 handle_mode_attribute, handle_section_attribute,
5594 handle_aligned_attribute, handle_weak_attribute,
5595 handle_alias_attribute, handle_visibility_attribute,
5596 handle_no_instrument_function_attribute, handle_malloc_attribute,
5597 handle_no_limit_stack_attribute, handle_pure_attribute,
5598 handle_deprecated_attribute, handle_vector_size_attribute,
5599 vector_size_helper): Move from attribs.c.
5600 * c-common.h (c_common_attribute_table,
5601 c_common_format_attribute_table): New.
5602 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5603 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5604 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
5605 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
5606 (LANG_HOOKS_INITIALIZER): Update.
5607 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
5608 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
5609 * target.h: Update comment.
5610 * tree.c (default_target_attribute_table): Remove.
5611 * tree.h (default_target_attribute_table, format_attribute_table,
5612 lang_attribute_table, lang_attribute_common): Remove.
5614 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5615 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5617 2002-04-24 Jason Merrill <jason@redhat.com>
5619 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
5620 * dwarf2out.c (dwarf_attr_name): Support it.
5621 (gen_array_type_die): Emit it.
5622 (lookup_type_die): No special handling for VECTOR_TYPE.
5623 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
5625 2002-04-24 Richard Henderson <rth@redhat.com>
5627 * config/mips/mips.md (movdi_usd): Renumber.
5629 2002-04-24 David S. Miller <davem@redhat.com>
5632 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
5633 32-bit Sparc and current_function_returns_struct is true.
5635 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5637 * loop.c (canonicalize_condition): Use gen_int_mode.
5639 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
5641 * config/rs6000/altivec.h: Cleanup file. Add non individual
5663 (vec_vcmpequb): New.
5664 (vec_vcmpequh): New.
5665 (vec_vcmpequw): New.
5666 (vec_vcmpeqfp): New.
5667 (vec_vcmpgefp): New.
5668 (vec_vcmpgtub): New.
5669 (vec_vcmpgtsb): New.
5670 (vec_vcmpgtuh): New.
5671 (vec_vcmpgtsh): New.
5672 (vec_vcmpgtuw): New.
5673 (vec_vcmpgtsw): New.
5674 (vec_vcmpgtfp): New.
5675 (vec_vcmpgefp): New.
5680 (vec_vexptefp): New.
5685 (vec_lde): Add vector float variant.
5690 (vec_vmhaddshs): New.
5712 (vec_vmladduhm): New.
5713 (vec_vmhraddshs): New.
5715 (vec_vmsummbm): New.
5716 (vec_vmsumuhm): New.
5717 (vec_vmsumshm): New.
5718 (vec_vmsumuhs): New.
5719 (vec_vmsumshs): New.
5728 (vec_vnmsubfp): New.
5746 (vec_vrsqrtefp): New.
5757 (vec_vspltisb): New.
5758 (vec_vspltish): New.
5759 (vec_vspltisw): New.
5784 (vec_vsum4ubs): New.
5785 (vec_vsum4sbs): New.
5786 (vec_vsum4shs): New.
5787 (vec_vsum2sws): New.
5798 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
5801 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
5802 added literals from substracted literals.
5803 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
5804 (fold) [associate]: Preserve MINUS_EXPR if needed.
5806 2002-04-23 Zack Weinberg <zack@codesourcery.com>
5808 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
5811 2002-04-23 Tom Tromey <tromey@redhat.com>
5813 * gcc.c: Added --resource. For PR java/6314.
5815 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5817 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
5818 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
5821 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5823 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
5825 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5827 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
5829 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
5830 (ix86_expand_clrstr): Fix typo.
5831 * loop.c (gen_load_of_final_value): New.
5832 (loop_givs_rescan, strength_reduce, check_dbra_loop):
5835 2002-04-23 Roger Sayle <roger@eyesopen.com>
5837 * builtins.c (builtin_memset_gen_str): New function.
5838 (expand_builtin_memset): Optimize the case of constant length, but
5841 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
5843 * config/rs6000/altivec.h (vec_step): Remove extraneous
5845 (vec_ctu): Cast return.
5847 2002-04-23 Alan Modra <amodra@bigpond.net.au>
5850 * function.h: (struct function): Add profile_label_no field.
5851 (current_function_profile_label_no): Define.
5852 * function.c: (profile_label_no): New static var.
5853 (expand_function_start): Increment it, and copy to
5854 current_function_profile_label_no.
5855 * output.h (profile_label_no): Delete.
5856 * final.c (profile_label_no): Delete.
5857 (profile_function): Use current_function_profile_label_no.
5858 (final_end_function): Don't increment profile_label_no here.
5859 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
5860 profile_label_no with current_function_profile_label_no.
5861 * config/pa/pa.c (current_function_number): Delete.
5862 (pa_output_function_prologue): Don't output profile label here.
5863 (hppa_profile_hook): Use label_no param rather than
5864 current_function_number.
5865 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
5866 * config/pa/pa.h: .. here.
5867 (FUNCTION_PROFILER): Output profile label here.
5869 2002-04-22 Eric Christopher <echristo@redhat.com>
5871 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
5872 patch of 2002-04-09 due to binutils issues.
5873 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
5875 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5877 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
5878 constraint to 'o' for m=r and r=m alternatives.
5879 ("*movv8hi_internal1"): Same.
5880 ("*movv16qi_internal1"): Same.
5881 ("*movv4sf_internal1"): Same.
5883 2002-04-22 Janis Johnson <janis187@us.ibm.com>
5885 * rtl.h (RTX_FLAG): New macro.
5886 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
5887 * final.c (alter_subreg): Use macro to access rtx flag.
5888 * integrate.c (copy_rtx_and_substitute): Use new access macro.
5889 * print-rtl.c (print_rtx): Use new access macro.
5891 * cse.c (insert): Check rtx code before accessing flag.
5893 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
5894 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
5895 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
5896 convert_const_symbol_ref, make_canonical, make_alternative_compare,
5897 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
5898 simplify_test_exp, optimize_attrs, simplify_by_exploding,
5899 find_and_mark_used_attributes, unmark_used_attributes,
5900 add_values_to_cover, simplify_with_current_value,
5901 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
5902 copy_rtx_unchanging, main): Use new access macros.
5904 2002-04-22 Tom Rix <trix@redhat.com>
5906 * expmed.c (init_expmed): Generate shifted constant once.
5908 2002-04-22 Zack Weinberg <zack@codesourcery.com>
5910 * c-lex.c (lex_charconst): Call convert to get constant in
5911 proper type; don't just smash the type field.
5914 * config.gcc: Add list of obsolete configurations. Disallow
5915 building these without --enable-obsolete.
5916 * doc/install.texi: Document --enable-obsolete and obsoletion
5917 policy. Mention obsoletion of individual targets in
5920 2002-04-22 Richard Henderson <rth@redhat.com>
5922 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
5924 2002-04-22 Mark Mitchell <mark@codesourcery.com>
5927 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
5928 (walk_fixup_memory_subreg): Likewise.
5929 (fixup_var_refs_insn): Adjust accordingly.
5930 (fixup_var_refs_1): Likewise.
5932 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
5934 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
5935 LIBPATH_ARCH64_SPEC): Define.
5936 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
5937 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
5938 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
5939 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
5941 2002-04-22 Joel Sherrill <joel@OARcorp.com>
5943 * gthr-rtems.h: Correct prototypes to remove warnings.
5945 2002-04-22 Richard Henderson <rth@redhat.com>
5948 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
5950 * gcse.c (free_insn_expr_list_list): New.
5951 (clear_modify_mem_tables): Use it. Fix bit set usage.
5952 (canon_list_insert): Use EXPR_LISTs for expressions.
5953 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
5955 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
5957 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
5958 file change and include code to _cpp_pop_buffer.
5959 * cpphash.h (struct pending_option): Predeclare.
5960 (struct cpp_reader): New member next_include_file.
5961 (_cpp_pop_file_buffer): Update.
5962 (_cpp_push_next_buffer): Update, rename.
5963 * cppinit.c (cpp_destroy): Free include chain and pending here.
5964 (cpp_finish_options): Simplify.
5965 (_cpp_push_next_buffer): Rename and clean up.
5966 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
5968 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
5970 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5972 * config/rs6000/altivec.h (vec_xor): Add variant for both args
5973 being vector signed int.
5975 (vec_xor): Add variant for both args being vector signed char.
5976 Remove redundant variant.
5979 2002-04-21 David S. Miller <davem@redhat.com>
5981 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
5982 compare mode in output RTL.
5984 2002-04-22 David Edelsohn <edelsohn@gnu.org>
5986 * config/rs6000/rs6000.c (rs6000_override_options): Correct
5987 style and formatting of previous patch.
5989 2002-04-22 Alan Modra <amodra@bigpond.net.au>
5991 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
5992 flag_pic for ABI_AIX.
5994 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5996 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
5997 * cppfiles.c (read_include_file): Similarly.
5998 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
5999 uxstrdup ustrchr, ufputs): Similarly.
6000 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
6001 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
6002 cpp_ideq, parse_identifier, parse_number): Similarly.
6003 * cpplib.c (struct directive, dequote_string, D, run_directive,
6004 cpp_push_buffer): Similarly.
6005 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
6006 _cpp_create_definition, check_trad_stringification,
6007 cpp_macro_definition): Similarly.
6009 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6011 * cppmacro.c (funlike_invocation_p): Don't step back
6014 2002-04-21 David Edelsohn <edelsohn@gnu.org>
6016 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
6019 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
6021 * doc/invoke.texi: Remove Chill references.
6022 * doc/gcc.texi: Update last modified date.
6024 2002-04-20 Kazu Hirata <kazu@hxi.com>
6026 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
6027 push and pop. Replace add.l with add.w.
6029 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6031 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
6032 multiply instructions for H8/300H case.
6034 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6036 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
6037 Bum three instructions from each routine.
6039 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
6041 * Makefile.in: Update.
6042 * decl.c (push_c_function_context, pop_c_function_context,
6043 mark_c_function_context): Rename for consistency.
6044 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
6045 * c-tree.h (push_c_function_context, pop_c_function_context,
6046 mark_c_function_context): Rename for consistency.
6047 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6048 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6049 * function.c (init_lang_status, save_lang_status,
6050 restore_lang_status, mark_lang_status, free_lang_status):
6051 Move to langhooks.h.
6052 (push_function_context_to, pop_function_context_from,
6053 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
6055 * function.h (init_lang_status, save_lang_status,
6056 restore_lang_status, mark_lang_status, free_lang_status):
6057 Move to langhooks.h.
6058 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
6059 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
6060 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
6061 LANG_HOOKS_FUNCTION_INITIALIZER): New.
6062 (LANG_HOOKS_INITIALIZER): Update.
6063 (lhd_do_nothing_f): New.
6064 * langhooks.h (struct lang_hooks_for_functions): New.
6065 (struct lang_hooks): New hooks.
6066 * langhooks.c (lhd_do_nothing_f): New.
6068 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6069 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6071 2002-04-19 David S. Miller <davem@redhat.com>
6073 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6074 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
6076 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6078 PR optimization/3756
6079 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
6080 x = ((int) y < 0) ? cst1 : cst2.
6082 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6085 * function.c: Reapply patch for c/6358.
6086 (expand_function_end): Copy decl_rtl's mode, not
6087 current_function_return_rtx mode.
6089 2002-04-19 Joel Sherrill <joel@OARcorp.com>
6091 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
6094 2002-04-19 Tom Tromey <tromey@redhat.com>
6096 * doc/install.texi (Specific): Update status of Solaris 2.8.
6099 2002-04-19 Andreas Schwab <schwab@suse.de>
6101 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
6102 (PUT_REAL): Restore old definition.
6104 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6105 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6107 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
6108 binutils 2.11.2 and higher generate smaller binaries than Sun's
6111 2002-04-19 Mark Mitchell <mark@codesourcery.com>
6114 * toplev.c (rest_of_compilation): Do not defer functions for which
6115 TREE_SYMBOL_REFERENCED has already been set.
6117 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
6119 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
6122 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
6124 * builtins.c: Include langhooks.h.
6125 (lang_type_promotes_to): Remove.
6126 (expand_builtin_va_arg): Use new hook.
6127 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
6128 (simple_type_promotes_to): Move to c-typeck.c.
6129 * c-common.h (simple_type_promotes_to): Remove.
6130 * c-decl.c (duplicate_decls, grokdeclarator): Update.
6131 * c-format.c: Include langhooks.h.
6132 (check_format_types): Update.
6133 * c-tree.h (c_type_promotes_to): New.
6134 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
6135 (type_lists_compatible_p): Update.
6136 * langhooks-def.h (lhd_type_promotes_to): New.
6137 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
6138 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6139 * langhooks.c (lhd_type_promotes_to): New.
6140 * langhooks.h (struct lang_hooks_for_types): New hook.
6141 * tree.h (lang_type_promotes_to): Remove.
6143 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
6145 2002-04-18 Richard Henderson <rth@redhat.com>
6147 * function.c: Revert patch for c/6358.
6149 2002-04-18 Richard Henderson <rth@redhat.com>
6151 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
6152 blocks. Handle multiple references to the TRAP block. Handle
6153 non-adjacent THEN and OTHER blocks.
6155 2002-04-18 Richard Henderson <rth@redhat.com>
6157 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
6158 crash with no type for by-mode libcalls.
6160 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
6162 2002-04-18 Bob Wilson <bob.wilson@acm.org>
6164 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
6165 __xtensa_nonlocal_goto): Use a syscall instructions to flush
6166 the register windows.
6168 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6170 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
6171 appropriate. Document need for extended precision even when
6172 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
6173 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
6174 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
6175 instead of relying on later syntax error when REAL_WIDTH > 5.
6176 * real.c: Define NE based only on whether or not we have a
6177 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
6178 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
6179 define GET_REAL and PUT_REAL as simple memcpy operations; no
6180 need to byteswap or round.
6181 Use #error instead of #ifdef-ing out the entire file, for
6182 prompt error detection.
6184 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
6186 2002-04-18 David S. Miller <davem@redhat.com>
6188 * config/sparc/sparc.h (BRANCH_COST): Define.
6190 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
6193 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
6195 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
6196 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
6197 propagate_block calls after relaxation loop using new variable
6198 stabilized_prop_flags.
6200 2002-04-18 Richard Henderson <rth@redhat.com>
6202 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
6203 (ia64_va_arg): Expect variable sized types by reference.
6204 * config/ia64/ia64-protos.h: Update.
6205 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
6206 ia64_function_arg_pass_by_reference.
6208 2002-04-18 Richard Henderson <rth@redhat.com>
6210 * ifcvt.c: Include except.h.
6211 (block_has_only_trap): Break out from find_cond_trap.
6212 (find_cond_trap): Use it. Always delete the trap block.
6213 (merge_if_block): Allow then block null. Be less simplistic about
6214 what insns can end a block.
6215 * Makefile.in (ifcvt.o): Depend on except.h.
6217 * config/ia64/ia64.md (trap, conditional_trap): New.
6219 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6222 * function.c (assign_parms): Assign hard current_function_return_rtx
6224 (expand_function_end): ...not here.
6226 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
6228 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6229 * c-tree.h (c_incomplete_type_error): New.
6230 * c-typeck.c (require_complete_type, build_component_ref): Update.
6231 (incomplete_type_error): Rename.
6232 * langhooks-def.h (lhd_incomplete_type_error): New.
6233 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
6234 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6235 * langhooks.c (lhd_incomplete_type_error): New.
6236 * langhooks.h (struct lang_hooks_for_types): New hook.
6237 * tree.c (size_in_bytes): Use new hook.
6238 * tree.h (incomplete_type_error): Remove.
6240 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6242 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6244 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
6245 TARGET_FLOAT_FORMAT blocks.
6247 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6249 * doc/install.texi (Downloading the source): Do not mention Chill
6250 any longer, but mention Ada.
6251 (Configuration): Do not mention Chill any longer.
6253 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
6255 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
6257 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
6259 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
6262 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6264 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
6265 instead of unsigned_type.
6267 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
6269 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
6270 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
6273 2002-04-18 Bernd Schmidt <bernds@redhat.com>
6275 * attribs.c (vector_type_node_list): New static variable.
6276 (handle_vector_size_attribute): Use it to avoid generating a
6277 new type node each time we are called.
6279 * combine.c (subst): Avoid trying to make a vector mode subreg of
6280 an integer constant.
6281 (gen_lowpart_for_combine): Likewise.
6283 2002-04-18 Roger Sayle <roger@eyesopen.com>
6284 Jakub Jelinek <jakub@redhat.com>
6286 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6287 for integer constant c (if x has unsigned type or sign bit is not
6288 set in c). This folds the zero/sign extension into the bit-wise and
6291 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6294 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6297 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6299 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6301 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6303 * gcc.c (read_specs): Detect and fail if an attempt is made to
6304 rename a spec string to an already existing string.
6306 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6308 * config/s390/s390.c (legitimize_pic_address): Do not generate
6309 illegal address constant without CONST.
6311 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6313 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6314 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6316 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6318 PR optimization/6305
6319 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6320 to make sure previous reloads are taken into account. Generate
6321 better code if one operand is an in-range immediate constant.
6323 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6325 * doc/install.texi (Building): libgcj requires GNU make.
6327 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6330 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6331 even if hard quad and register is not floating.
6332 (movtf reg<-mem split): Disallow splitting if hard quad and
6333 register is floating.
6334 (movtf mem<-reg split): Likewise.
6335 * config/sparc/sparc.c (fp_register_operand): New predicate.
6336 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6338 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6340 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6341 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6342 (unprotoize.o): Ditto. Build from protoize.c. Define
6343 UNPROTOIZE on command line.
6344 * protoize.c: Include cppdefault.h. Delete include_defaults.
6345 (in_system_include_dir): Use cpp_include_defaults (defined in
6347 * unprotoize.c: Delete file.
6349 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6351 * config/rs6000/altivec.h (vec_ld): Add array variants.
6355 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6356 Aldy Hernandez <aldyh@redhat.com>
6358 * config/rs6000/altivec.h: Define __ALTIVEC__.
6365 Add parentheses to all macro arguments.
6367 2002-04-16 Richard Henderson <rth@redhat.com>
6370 * except.c (remove_eh_handler): Insert inner regions at beginning
6371 of sibling chain. Refactor expressions.
6373 2002-04-16 Richard Henderson <rth@redhat.com>
6375 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6376 * config/sparc/sol2-gas-bi.h: New file.
6377 * config.gcc (sparc*-solaris): Add it as needed.
6378 * configure.in (AS_SPARC64_FLAG): Remove check.
6379 * config.in, configure: Regenerate.
6381 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6383 2002-04-16 Richard Henderson <rth@redhat.com>
6385 * config/mips/mips.c (override_options): Don't override N32 for
6389 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6390 (HILO_delay): Set can_delay false.
6392 2002-04-16 Dale Johannesen <dalej@apple.com>
6394 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6395 instruction addresses.
6396 (rs6000_output_function_epilogue): Likewise.
6398 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6400 * c-parse.in (poplevel, compstmt_start,
6401 compstmt_primary_start): Add ending ';', in accordance
6404 2002-04-16 Richard Henderson <rth@redhat.com>
6406 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6407 Adjust tm_file order to get TARGET_DEFAULT set properly.
6408 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6409 * doc/install.texi (sparc-solaris): Update.
6411 2002-04-16 Dale Johannesen <dalej@apple.com>
6413 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6414 comparison operands do not match each other or if modes of
6415 conditions do not match result.
6417 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6420 * config/s390/s390.md (mulsidi3): Set both subregs of the
6423 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6425 * config/rs6000/altivec.h (vec_addc): Type check.
6427 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6430 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6432 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6434 2002-04-15 Richard Henderson <rth@redhat.com>
6436 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6437 call_really_used_regs too.
6439 2002-04-15 Richard Henderson <rth@redhat.com>
6441 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6443 2002-04-15 David S. Miller <davem@redhat.com>
6445 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6448 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6451 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6452 CONST_VECTOR is { 0, ... 0 }.
6454 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6456 * doc/install.texi (Installing GCC: Configuration): Clarify
6457 the only supported ways to configure gcc.
6459 2002-04-15 Roland McGrath <roland@frob.com>
6461 * config.gcc (alpha*-*-gnu*): New target configuration.
6462 * config/alpha/gnu.h: New file for it.
6463 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6465 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6467 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6468 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6469 * tree.h (expand_start_stmt_expr): Update prototype.
6470 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6471 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6472 on the STMT_EXPR created for the inline function.
6474 2002-04-15 Richard Henderson <rth@redhat.com>
6476 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6477 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6478 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6479 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6480 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6481 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6482 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6483 Define __gnu_linux__, not gnu_linux.
6484 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6486 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6488 Remove Chill front end.
6489 * gcc.c (default_compilers): Remove Chill entries.
6490 * ch: Remove directory.
6491 * doc/frontends.texi: Remove information about Chill.
6492 * doc/sourcebuild.texi: Likewise.
6493 * doc/standards.texi: Likewise.
6495 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6497 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6498 (LONGLONG_STANDALONE): Define.
6500 2002-04-15 David S. Miller <davem@redhat.com>
6502 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6503 Call emit_library_call with LCT_NORMAL.
6504 (sparc_initialize_trampoline): Use LCT_foo instead of
6505 magic constant in emit_library_call invocations.
6506 (sparc64_initialize_trampoline): Likewise.
6507 (sparc_profile_hook): Likewise.
6508 * config/sparc/sparc.md: Likewise.
6510 * config/sparc/sparc.c (sparc_extra_constraint_check):
6511 Fix type of argument 'c'.
6512 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6515 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6517 * diagnostic.h (output_buffer_state): Redefine.
6518 (output_format_decoder): New macro.
6519 (output_prefixing_rule): Likewise.
6520 (output_line_cutoff): Likewise.
6521 (diagnostic_format_decoder): Adjust.
6522 (diagnostic_prefixing_rule): Likewise.
6523 (diagnostic_line_cutoff): Likewise.
6524 (diagnostic_state): Likewise.
6525 (diagnostic_kind_count): Likewise.
6526 (diagnostic_buffer): Now a macro.
6528 * diagnostic.c (diagnostic_buffer): Remove definition.
6529 (output_is_line_wrapping): Adjust.
6530 (set_real_maximum_length): Likewise.
6531 (output_set_maximum_length): Likewise.
6532 (init_output_buffer): Likewise.
6533 (lhd_print_error_function): Likewise.
6534 (output_do_verbatim): Likewise.
6536 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6538 * cpperror.c (print_location): Don't print include chain
6540 (cpp_begin_message): Update to use DL_ macros.
6541 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6542 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6543 cpp_notice, cpp_notice_from_errno): Remove.
6544 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6547 * cppexp.c (CPP_ICE): Remove.
6548 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
6549 lex, integer_overflow, _cpp_parse_expr): Update.
6550 * cppfiles.c (read_include_file, find_include_file,
6551 handle_missing_header, _cpp_read_file, remap_filename): Update.
6552 * cpphash.h (enum error_type): Remove.
6553 (_cpp_begin_message): Update.
6554 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
6555 cpp_handle_option, cpp_post_options): Update.
6556 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
6557 skip_whitespace, parse_identifier, parse_slow, parse_string,
6558 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
6559 cpp_interpret_charconst): Update.
6560 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
6561 lex_macro_node, do_undef, glue_header_name, parse_include,
6562 do_include_common, read_flag, do_line, do_linemarker, do_ident,
6563 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
6564 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
6565 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
6566 _cpp_pop_buffer, do_diagnostic): Update.
6567 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
6568 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
6569 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6570 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6571 cpp_notice, cpp_notice_from_errno): Remove.
6572 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6575 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
6576 collect_args, enter_macro_context, save_parameter, parse_params,
6577 _cpp_create_definition, check_trad_stringification,
6578 cpp_macro_definition): Update.
6579 * cppmain.c (cpp_preprocess_file): Update.
6580 * fix-header.c (read_scan_file): Update.
6582 2002-04-14 Andreas Schwab <schwab@suse.de>
6584 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
6586 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6588 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
6590 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6592 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
6595 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
6597 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
6599 2002-04-13 Joel Sherrill <joel@OARcorp.com>
6601 * config/sparc/t-elf: Enable v8 multilibs. Impacts
6602 sparc-elf and sparc-rtems targets.
6604 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6606 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
6607 defined, and __gnu_hurd__ wherever __GNU__ is defined.
6608 * arm/linux-elf.h: Likewise.
6609 * cris/aout.h: Likewise.
6610 * cris/linux.h: Likewise.
6611 * i370/linux.h: Likewise.
6612 * i386/gnu.h: Likewise.
6613 * i386/linux-aout.h: Likewise.
6614 * i386/linux-oldld.h: Likewise.
6615 * i386/linux.h: Likewise.
6616 * i386/linux64.h: Likewise.
6617 * ia64/linux.h: Likewise.
6618 * m68k/linux-aout.h: Likewise.
6619 * m68k/linux.h: Likewise.
6620 * mips/linux.h: Likewise.
6621 * pa/pa-linux.h: Likewise.
6622 * pj/linux.h: Likewise.
6623 * rs6000/sysv4.h: Likewise.
6624 * s390/linux.h: Likewise.
6625 * sh/linux.h: Likewise.
6626 * sparc/linux-aout.h: Likewise.
6627 * sparc/linux.h: Likewise.
6628 * sparc/linux64.h: Likewise.
6629 * xtensa/linux.h: Likewise.
6631 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
6633 * stmt.c (check_unique_operand_names): Expect operand names to
6634 be strings rather than identifiers. Use simple_cst_equal to
6636 (resolve_operand_name_1): Make same identifier to string change here.
6637 * c-parse.in (asm_operand): Convert a named operand into a string.
6638 * cp/parse.y (asm_operand): Likewise.
6640 2002-04-13 Andreas Schwab <schwab@suse.de>
6642 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
6644 2002-04-12 Mark Mitchell <mark@codesourcery.com>
6646 Revert these changes:
6648 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6651 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6653 2002-04-12 Richard Henderson <rth@redhat.com>
6655 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
6656 (sparc*-*-solaris): Clean up header files.
6657 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
6658 and plan on generating 64-bit code.
6659 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
6660 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
6661 * config/sparc/sol2-sld-64.h: Rename ...
6662 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
6663 for AS_SPARC64_FLAG not defined.
6664 * config/sparc/sol2-gld-bi.h: New.
6665 * config/sparc/sol2-sld.h: Remove.
6666 * config/sparc/sol26-sld.h: New.
6667 * config/sparc/sol2.h: Tidy comments.
6668 * doc/install.texi: Document sparc-solaris configury changes.
6670 2002-04-12 Richard Henderson <rth@redhat.com>
6672 * recog.c (offsettable_address_p): Match the logic in adjust_address.
6674 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
6675 in 64-bit mode only. Use only for 32-bit or MEDLOW.
6677 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6679 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
6681 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
6683 * pa.c (pa_can_combine_p): Call extract_insn before calling
6686 2002-04-12 Douglas B Rupp <rupp@gnat.com>
6688 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
6689 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
6690 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6691 (CPP_PREDEFINES): Handle __declspec.
6692 * config/i386/t-interix (USER_H): Remove.
6694 2002-04-12 DJ Delorie <dj@redhat.com>
6696 * integrate.c (compare_blocks): Make comparisons safe for when
6697 sizeof(int) < sizeof(char *).
6698 (find_block): Likewise.
6700 2002-04-12 Jan Hubicka <jh@suse.cz>
6701 David Edelsohn <edelsohn@gnu.org>
6703 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
6705 (symbol_ref_operand): New.
6706 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
6707 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
6709 2002-04-12 Andreas Schwab <schwab@suse.de>
6711 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
6712 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
6713 overrides the definition in config/svr4.h.
6715 2002-04-12 Eric Norum <eric.norum@usask.ca>
6717 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
6718 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
6719 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
6720 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
6721 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
6722 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
6723 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
6724 definitions to config/rtems.h and make the targets more similar.
6726 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6728 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
6729 POINTERS_EXTEND_UNSIGNED.
6730 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
6731 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
6733 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
6736 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
6738 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
6739 depends on TARGET_SHMEDIA, not TARGET_SH5.
6741 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
6743 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
6744 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
6746 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6748 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
6751 2002-04-12 Andreas Schwab <schwab@suse.de>
6753 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
6755 2002-04-12 Richard Henderson <rth@redhat.com>
6758 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
6760 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
6761 modes spanning multiple hard regs.
6763 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
6765 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6767 * pa.c (pa_output_function_prologue): Don't accumulate the total
6768 number of code bytes when using TARGET_64BIT, or gas, SOM and not
6769 the portable runtime.
6770 (output_deferred_plabels): Handle 64bit plabels.
6771 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
6772 generating pic code using the GAS assembler for object formats that
6773 are not SOM (ie., ELF32 and ELF64).
6774 (output_millicode_call): Check attribute type if attribute length is 28.
6775 Likewise use $PIC_pcrel$0. Only call get_attr_length and
6776 dbr_sequence_length once.
6777 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
6778 dbr_sequence_length once.
6779 * pa.h (TARGET_SOM): Define if not defined.
6780 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
6781 with GAS and not SOM.
6782 (jump, call_internal_reg, call_value_internal_reg): Likewise.
6783 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
6785 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6787 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
6788 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
6789 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
6790 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
6791 elfos.h and dbxelf.h values are fine now.
6792 * config/i386/freebsd.h, config/alpha/freebsd.h
6793 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
6795 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6797 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
6798 or set Acpu or Amachine. Reformat.
6799 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6801 (LINK_SPEC): Do not need to undef.
6802 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
6803 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
6804 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6806 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
6807 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
6808 (LINK_SPEC): Do not need to undef.
6809 (DONT_USE_BUILTIN_SETJMP): Do not define.
6810 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
6811 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
6812 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
6813 Remove trailing spaces.
6814 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
6815 __ELF__, or set Acpu or Amachine. Reformat.
6816 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6819 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6821 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
6822 all other *-*-freebsd* targets.
6824 2002-04-11 Richard Henderson <rth@redhat.com>
6826 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
6828 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6830 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
6831 Include {cpu}/{cpu}.h thru tm_file.
6832 (alpha*-*-linux*ecoff): Remove target.
6833 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
6834 (LINK_SPEC): Remove, is not OS independent.
6835 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
6836 (LINK_SPEC): Do not need to #undef any longer.
6837 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
6839 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
6841 (LINK_SPEC): Moved here from alpha/elf.h.
6842 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
6844 * config/alpha/linux-ecoff.h: Remove.
6845 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
6846 (CPP_SPEC): Define _POSIX_SOURCE as needed.
6847 (CPP_SUBTARGET_SPEC): Do not define.
6848 (LINK_SPEC): Do not need to #undef any longer.
6849 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
6850 * config/alpha/vms.h: Likewise.
6852 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
6854 * doc/extend.texi: Remove old claim that typedefs cannot have
6855 an alignment attribute.
6857 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6859 PR optimization/6177
6860 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
6861 bitpos is 0 and bitsize CONCAT size.
6863 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6866 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
6868 2002-04-10 David O'Brien <obrien@FreeBSD.org>
6870 * config/alpha/freebsd.h: Minor reformatting.
6871 (CPP_SPEC): Define ELF and add cpp_subtarget.
6872 (ASM_SPEC): No longer needed.
6874 2002-04-11 Richard Henderson <rth@redhat.com>
6876 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
6877 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
6878 (dimode mem/zero splitter): New.
6880 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
6882 * config/cris/cris.c (cris_override_options): Tweak error message
6883 for PIC not implemented.
6885 * config/cris/cris.h: Tweak comments related to parameter-passing.
6887 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
6889 2002-04-10 Richard Henderson <rth@redhat.com>
6891 * except.c (add_ehl_entry): Allow duplicates after landing pad
6894 2002-04-10 David Edelsohn <edelsohn@gnu.org>
6896 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
6898 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
6900 * c-decl.c (c_init_decl_processing): Move generation of
6901 decls for g77_integer_type_node and friends from here ...
6902 * c-common.c (c_common_nodes_and_builtins): ... to here.
6904 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
6906 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
6907 is only used as frame pointer when frame_pointer_needed is true.
6909 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
6912 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
6913 for the fact that the pool entry uses two words.
6914 (movdf_hard_insn): Similarly. Also, ADR instruction can span
6916 (movdf_soft_insn): Similarly.
6917 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
6918 for the fact that the pool entry uses three words.
6920 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
6922 * config/mips/mips.c (mips_va_arg): When using the struct version
6923 of the EABI va_list, allow arguments in the register save area to
6924 take up less room than a stack argument.
6926 2002-04-10 Richard Henderson <rth@redhat.com>
6928 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
6929 if EXPAND_INITIALIZER.
6931 2002-04-09 Richard Henderson <rth@redhat.com>
6933 * config/alpha/alpha.md (movdi_er_maybe_g): New.
6934 * config/alpha/alpha.c (alpha_expand_mov): Use it.
6936 2002-04-10 Alan Modra <amodra@bigpond.net.au>
6938 PR optimization/6233
6939 * rtlanal.c (pure_call_p): New function.
6940 * rtl.h (pure_call_p): Declare.
6941 * loop.c (prescan_loop): Use it to set has_nonconst_call.
6942 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
6944 2002-04-09 Eric Christopher <echristo@redhat.com>
6946 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
6947 information to .comm directive.
6949 2002-04-09 Richard Henderson <rth@redhat.com>
6952 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
6954 2002-04-09 Richard Henderson <rth@redhat.com>
6956 * basic-block.h (flow_delete_block_noexpunge): Declare.
6957 (expunge_block_nocompact): Declare.
6958 * cfg.c (expunge_block_nocompact): Split out from ...
6959 (expunge_block): ... here.
6960 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
6961 (flow_delete_block_noexpunge): Split out from ...
6962 (flow_delete_block): ... here.
6963 * cfgcleanup.c (delete_unreachable_blocks): Compact while
6964 removing dead blocks.
6965 * except.c (exception_handler_labels): Remove.
6966 (exception_handler_label_map): New.
6967 (struct eh_region): Add aka member.
6968 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
6969 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
6970 (for_each_eh_label, for_each_eh_label_1): New.
6971 (init_eh): Register exception_handler_label_map.
6972 (free_eh_status): Use free_region.
6973 (find_exception_handler_labels): Use the map, not the list.
6974 (remove_exception_handler_label): Likewise.
6975 (maybe_remove_eh_handler): Likewise.
6976 (remove_eh_handler): Use the region aka bitmap.
6977 * except.h (exception_handler_labels): Remove.
6978 (for_each_eh_label): Declare.
6979 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
6980 * loop.c (invalidate_loops_containing_label): New.
6981 (find_and_verify_loops): Use it. Use for_each_eh_label.
6982 * sched-rgn.c (is_cfg_nonregular): Use
6983 current_function_has_exception_handlers.
6985 2002-04-09 Richard Henderson <rth@redhat.com>
6987 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
6988 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
6989 Do not return changed status.
6990 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
6991 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
6992 New functions that do return changed status.
6993 * sbitmap.h: Update decls.
6994 * gcse.c, lcm.c: Use _cg functions as needed.
6996 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6998 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
6999 (sh64-*-elf*, sh-*-rtemself*): Likewise.
7000 * config/sh/embed_bb.c: New file.
7001 * config/sh/embed-elf.h: New file.
7002 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
7003 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
7004 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7006 (SUBTARGET_CPP_PTR_SPEC): Don't define.
7007 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
7008 Add subtarget_asm_endian_spec.
7009 (ASM_SPEC): Use subtarget_asm_endian_spec.
7010 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
7011 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
7012 (WCHAR_UNSIGNED): Define.
7013 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
7014 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7015 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
7017 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
7018 (sh_adjust_cost): Likewise.
7019 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7021 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
7022 (WCHAR_TYPE_SIZE): Likewise.
7023 (ASM_SPEC): Use subtarget_asm_endian_spec.
7024 (SH_ELF_WCHAR_TYPE): #undef/ #define.
7025 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
7026 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
7027 (MAX_WCHAR_TYPE_SIZE): Don't #define .
7028 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
7029 (USER_LABEL_PREFIX): Don't #undef /#define .
7030 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7031 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
7032 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
7033 (ASM_SPEC): Likewise.
7034 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
7035 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
7036 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
7037 (LIB2FUNCS_EXTRA): Define.
7038 * t-sh64 (LIB2FUNCS_EXTRA): Define.
7039 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
7040 (LIB1ASMFUNCS_CACHE): Define.
7041 (LIB2FUNCS_EXTRA): Redefine empty.
7043 2002-04-08 Richard Henderson <rth@redhat.com>
7045 * reorg.c (get_branch_condition): Use reversed_comparison_code.
7047 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7049 * config/m68hc11/larith.asm (__map_data_section): Fix condition
7050 and optimize for size.
7051 (__do_global_ctors): Fix pointer comparison.
7052 (__do_global_dtors): Likewise.
7054 2002-04-09 David S. Miller <davem@redhat.com>
7056 * config/sparc/sparc.c (sparc_extra_constraint_check): New
7057 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
7058 allow reloading pseudos.
7059 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
7060 * config/sparc/sparc-protos.h: Declare it.
7062 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
7063 unsigned comparison warning.
7064 (output_restore_regs): Mark leaf_function as unused.
7066 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7068 * expr.c (is_aligning_offset): New function.
7069 (expand_expr, case COMPONENT_EXPR): Call it.
7071 2002-04-08 David S. Miller <davem@redhat.com>
7074 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
7076 Make init_priority work on Sparc when using GNU ld.
7077 * config/sparc/linux.h, config/sparc/linux64.h,
7078 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
7079 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
7080 * config/sparc/sol2-gld.h: New file to do the same.
7081 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
7082 sparc/sol2-gld.h to tm_file.
7084 PR optimization/4328
7085 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
7086 * doc/md.texi: Document it.
7087 * config/sparc/sparc.md (movdi_insn_sp64_novis,
7088 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
7089 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
7090 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
7091 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
7093 2002-04-08 Andreas Jaeger <aj@suse.de>
7095 * stmt.c (expand_asm_operands): Revert last patch from Richard
7098 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7100 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
7101 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
7103 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7105 * doc/contrib.texi (Contributors): Add David O'Brien.
7107 2002-04-08 Alan Modra <amodra@bigpond.net.au>
7109 * configure.in (auto-build.h): Use target_alias and build_alias
7110 when running configure.
7111 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
7112 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
7113 * configure: Regenerate.
7115 2002-04-07 David S. Miller <davem@redhat.com>
7117 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
7119 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7122 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
7123 generating 32-bit pic code.
7125 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
7127 * cppinit.c (cpp_create_reader): Initialize
7128 discard_comments_in_macro_exp.
7129 (COMMAND_LINE_OPTIONS): Add "-CC" option.
7130 (cpp_handle_option): Handle "-CC" option.
7131 * cpplex.c (save_comment): If saving a C++ comment in
7132 a directive, convert it to a C comment.
7133 (_cpp_lex_direct): Pass second comment start character to
7134 save_comment to indicate comment type.
7135 * cpplib.c (_cpp_handle_directive): If processing
7136 a "#define" directive and discard_comments_in_macro_exp
7137 is false, re-enable saving of comments.
7138 (lex_macro_node): If discard_comments_in_macro_exp is false,
7139 discard any comments before the macro identifier.
7140 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
7142 * cppmacro.c (cpp_get_token): If expanding a macro while
7143 processing a directive, discard any comments we might encounter.
7144 (parse_params): If discard_comments_in_macro_exp is false,
7145 ignore comments in the macro parameter list.
7146 * gcc.c (cpp_unique_options): Add "-CC" option.
7147 (option_map): Map "--comments-in-macros" to "-CC".
7148 * doc/cppopts.texi: Document "-CC" option.
7149 * f/lang-specs.h: Add "-CC" option.
7150 * testsuite/gcc.dg/cpp/maccom1.c: New test.
7151 * testsuite/gcc.dg/cpp/maccom2.c: New test.
7152 * testsuite/gcc.dg/cpp/maccom3.c: New test.
7153 * testsuite/gcc.dg/cpp/maccom4.c: New test.
7154 * testsuite/gcc.dg/cpp/maccom5.c: New test.
7155 * testsuite/gcc.dg/cpp/maccom6.c: New test.
7157 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
7160 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
7162 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7165 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7168 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
7169 RTX_UNCHANGING_P for the functions arguments when a tail call
7172 2002-04-06 Jason Merrill <jason@redhat.com>
7174 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
7175 (parse_options_and_default_flags): Set them appropriately.
7176 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
7178 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
7180 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
7183 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
7186 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
7187 types come in by-reference. Fix typo in comment.
7189 2002-04-05 David S. Miller <davem@redhat.com>
7191 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
7192 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
7193 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
7194 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
7196 2002-04-05 David S. Miller <davem@redhat.com>
7198 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
7199 are not going to emit return instructions, emit at least a nop
7200 for the sake of sane backtraces.
7202 2002-04-05 Richard Henderson <rth@redhat.com>
7204 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
7206 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
7208 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
7210 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
7212 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
7213 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
7214 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
7216 2002-04-05 Andreas Schwab <schwab@suse.de>
7218 * c-convert.c: Include c-common.h.
7219 * Makefile.in (c-convert.o): Updated.
7221 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7223 * mklibgcc.in: Use separate libgcc.map for each multilib.
7224 * Makefile.in (distclean): Don't remove libgcc.map here.
7226 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7228 * Makefile.in (s-mlib): Handle --disable-multilib by separate
7229 genmultilib invocation.
7231 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
7233 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
7234 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
7235 to num_gprs for symmetry.
7236 * config/mips/mips.c: Adjust accordingly.
7238 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
7240 * c-common.c (truthvalue_conversion): Rename, update.
7241 * c-common.h (c_common_truthvalue_conversion): New.
7242 * c-convert.c (convert): Update.
7243 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7244 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
7245 * c-typeck.c (build_binary_op, build_unary_op,
7246 build_conditional_expr): Update.
7247 * fold-const.c (constant_boolean_node, fold): Use langhook.
7248 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
7249 * langhooks.h (struct lang_hooks): New hook.
7250 * stmt.c (expand_decl_cleanup): Use langhook.
7251 * tree.h (truthvalue_conversion): Remove.
7253 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7255 2002-04-05 Alan Modra <amodra@bigpond.net.au>
7257 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
7258 Add rules to make null object file.
7260 2002-04-04 Jim Blandy <jimb@redhat.com>
7262 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
7263 macro formal parameter names.
7265 2002-04-04 David S. Miller <davem@redhat.com>
7267 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
7269 2002-04-04 Richard Henderson <rth@redhat.com>
7272 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
7273 Support copies into and out of memory. Don't accept allows_reg
7274 and allows_mem as gospel.
7276 2002-04-04 Richard Henderson <rth@redhat.com>
7279 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
7280 (write_dependence_p): Likewise.
7282 2002-04-04 Richard Henderson <rth@redhat.com>
7284 * predict.c (estimate_bb_frequencies): Do frequency calculation
7285 with a volatile temporary.
7287 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7289 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7291 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7294 * final.c (final_start_function): Don't bump profile_label_no here...
7295 (final_end_function): ...but here.
7297 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7299 * config/sparc/sparc.md (pic): New attribute.
7300 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7302 (split after do_builtin_setjmp_setup): New.
7304 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7307 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7310 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7312 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7313 UNITS_PER_WORD for zero sized aggregates.
7315 2002-04-03 David S. Miller <davem@redhat.com>
7317 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7318 one-character spec for this, just use %(link_gcc_c_sequence).
7320 2002-04-03 David S. Miller <davem@redhat.com>
7322 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7325 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7327 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7328 (DWARF_FRAME_RETURN_COLUMN): Move.
7329 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7330 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7331 * pa.c (except.h, predict.h): Include.
7333 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7334 (output_ascii): Add cast.
7335 (store_reg_modify): Revise to add frame notes.
7336 (set_reg_plus_d): Likewise.
7337 (compute_frame_size): Include space for eh data registers in frame if
7338 the current function calls eh_return.
7339 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7340 function calls eh_return. Save eh data registers if the current
7341 function calls eh_return. Fix code to add frame notes. Emit
7342 blockage to prevent insns with frame notes being scheduled in the
7343 delay slot of calls.
7344 (hppa_expand_epilogue): Restore eh data registers and do final stack
7345 adjustment if the current function calls eh_return. Don't add frame
7347 (output_call): Revise for change in length of call insn. Don't do
7348 return pointer adjustment for an unconditional jump in the delay slot
7349 of a call when using frame notes.
7350 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7351 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7352 (ARG_POINTER_CFA_OFFSET): Define.
7353 * pa.md (return_external_pic): New pattern.
7354 (prologue): Correct formatting. Use return_external_pic if current
7355 function calls eh_return.
7356 (call_internal_symref, call_value_internal_symref,
7357 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7358 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7360 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7362 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7363 list of targets to check using "nop" insn.
7364 * configure: Rebuilt.
7366 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7368 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7370 2002-04-03 David S. Miller <davem@redhat.com>
7372 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7373 library sequence passed to the linker.
7374 (LINK_COMMAND_SPEC): Use it.
7375 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7376 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7377 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7379 2002-04-03 Jason Merrill <jason@redhat.com>
7381 * except.c (struct eh_status): Remove protect_list.
7382 (begin_protect_partials, end_protect_partials): Remove.
7383 (add_partial_entry): Remove.
7384 * except.h: Remove prototypes.
7386 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7387 expand_decl_cleanup_eh.
7390 * tree.h (CLEANUP_EH_ONLY): New macro.
7391 * stmt.c (expand_decl_cleanup_eh): New fn.
7392 (expand_cleanups): Check CLEANUP_EH_ONLY.
7393 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7394 Use expand_decl_cleanup_eh.
7395 (expand_stmt): Adjust.
7396 * c-common.h: Adjust prototype.
7398 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7400 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7401 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7402 (cris_target_asm_function_epilogue): Ditto.
7403 (cris_initial_frame_pointer_offset): Ditto.
7404 (cris_simple_epilogue): Ditto.
7405 (cris_expand_builtin_va_arg): Variable-size types come in
7408 2002-04-03 David S. Miller <davem@redhat.com>
7410 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7412 (set_fast_math): Correct 'fsr' type.
7414 2002-04-03 Richard Henderson <rth@redhat.com>
7417 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7418 * toplev.c (check_global_declarations): Use it.
7419 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7420 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7421 (LANG_HOOKS_DECLS): Add it.
7422 * langhooks.c (lhd_warn_unused_global_decl): New.
7423 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7424 * c-objc-common.c (c_warn_unused_global_decl): New.
7425 * c-tree.h (c_warn_unused_global_decl): Declare.
7426 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7428 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7430 * langhooks-def.h (lhd_set_decl_assembler_name,
7431 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7432 (LANG_HOOKS_INITIALIZER): Update.
7433 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7434 * langhooks.h (struct lang_hooks): New hook.
7435 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7436 (lang_set_decl_assembler_name): Remove.
7437 (init_obstacks): Don't set hook.
7438 (decl_assembler_name): New function.
7439 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7440 (decl_assembler_name): New.
7441 (lang_set_decl_assembler_name): Remove.
7443 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7445 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7446 works properly with .hidden symbols.
7447 * configure: Rebuilt.
7448 * config.in: Rebuilt.
7449 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7450 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7451 properly with .hidden symbols.
7453 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7456 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7459 2002-04-03 Richard Henderson <rth@redhat.com>
7462 * sched-rgn.c (sets_likely_spilled): New.
7463 (sets_likely_spilled_1): New.
7464 (add_branch_dependences): Use it.
7466 2002-04-02 Richard Henderson <rth@redhat.com>
7469 * loop.h (LOOP_FIRST_PASS): New.
7470 * loop.c (strength_reduce): Mind it when deciding to unroll.
7471 * toplev.c (rest_of_compilation): Set it.
7473 2002-04-02 David S. Miller <davem@redhat.com>
7475 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7476 mems_ok_for_ldd_peep when the order of the loads being examined
7478 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7479 existing comment to increase comprehension of this situation.
7481 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7483 * config/sh/sh.md: Don't use union real_extract.
7485 2002-04-02 Richard Henderson <rth@redhat.com>
7487 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7489 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7491 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7492 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7493 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7494 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7495 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7496 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7497 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7498 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7499 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7500 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7501 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7502 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7503 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7504 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7505 Include as many configury headers via tm_file as possible. This
7506 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7507 * config/openbsd-oldgas.h: New file.
7508 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7509 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7510 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7511 config/i386/i386-coff.h, config/i386/i386-interix.h,
7512 config/i386/iscdbx.h, config/i386/linux-aout.h,
7513 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7514 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7515 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7516 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7517 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7518 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7519 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7520 config/i386/vxi386.h: Do not directly include configury headers.
7521 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7522 Directly include configury headers that are no longer automatically
7523 included by the above headers.
7524 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7525 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7526 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7527 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7528 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7529 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7530 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7531 (TARGET_VERSION): Define.
7532 * config/i386/beos-elf.h, config/i386/freebsd.h,
7533 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7534 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7535 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7536 config/i386/sco5.h, config/i386/sysv4.h
7537 (TARGET_VERSION): Do not need to protect.
7538 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7539 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7540 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7541 config/i386/i386-interix.h, config/i386/linux-aout.h,
7542 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7543 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
7544 (YES_UNDERSCORES): Do not define - not needed.
7545 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
7546 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7547 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
7548 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
7549 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7550 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
7551 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
7552 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
7554 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
7555 Richard Henderson <rth@redhat.com>
7558 * function.c (assign_temp): Accept either type or decl argument.
7559 Detect variables whose size is too large to fit into an integer.
7560 * stmt.c (expand_decl): Pass the decl, not the type.
7562 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7564 * protoize.c: Match include directory usage with cppdefault.c.
7566 2002-04-03 Jeffrey A Law (law@redhat.com)
7567 Hans-Peter Nilsson <hp@bitrange.com>
7569 * combine.c (simplify_comparison): Avoid narrowing a comparison
7570 with a paradoxical subreg when doing so would drop signficant bits.
7572 2002-04-02 Steve Ellcey <sje@cup.hp.com>
7574 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
7575 if POINTERS_EXTEND_UNSIGNED is defined.
7577 2002-04-02 Richard Henderson <rth@redhat.com>
7580 * local-alloc.c (contains_replace_regs): LO_SUM may contain
7583 2002-04-02 Richard Henderson <rth@redhat.com>
7585 * doc/standards.texi: Document required freestanding libc entry points.
7587 2002-04-02 Alan Modra <amodra@bigpond.net.au>
7589 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
7590 associated splitter. Remove MQ constraint.
7591 (ctrdi_internal4): Correct CCmode clobber.
7593 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7595 * milli64.S ($$dyncall): New function.
7596 * t-linux (LIB1ASMFUNCS): Revise module list.
7597 (LIB1ASMSRC): Use pa/milli64.S.
7599 2002-04-02 Richard Henderson <rth@redhat.com>
7601 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
7602 rename solaris_sys_varargs_h.
7604 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7606 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
7607 the same mode as its component.
7609 2002-04-02 Richard Henderson <rth@redhat.com>
7612 * final.c (this_is_asm_operands): Export.
7613 * output.h (this_is_asm_operands): Declare.
7614 * config/i386/i386.c (print_operand): Error odd asm operands.
7616 2002-04-02 Richard Henderson <rth@redhat.com>
7619 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
7621 2002-04-01 Richard Henderson <rth@redhat.com>
7624 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
7625 * fixinc/fixincl.x: Rebuild.
7627 2002-04-01 Richard Henderson <rth@redhat.com>
7629 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
7630 (atomic_alloc, atomic_free): New.
7631 (SIZE, MASK_FOR, PTR_IN): New.
7632 (emergency_reg_state, emergency_reg_state_free): New.
7633 (emergency_labeled_state, emergency_labeled_state_free): New.
7634 (reg_state_alloced, labeled_state_alloced): New.
7635 (alloc_reg_state, free_reg_state): New.
7636 (alloc_label_state, free_label_state, free_label_states): New.
7637 (push, pop, dup_state_stack, free_state_stack): Use them.
7638 (desc_label_state): Likewise.
7639 (uw_frame_state_for): Free label states and state stack.
7640 (uw_update_reg_address): Eliminate warnings.
7642 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
7644 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
7645 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
7647 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7649 * c-decl.c (grokdeclarator): Update.
7650 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7651 * c-tree.h (c_mark_addressable): New.
7652 * c-typeck.c (default_function_array_conversion, build_unary_op,
7653 build_array_ref, convert_for_assignment): Update.
7654 (mark_addressable): Rename.
7655 * calls.c (try_to_integrate, expand_call): Use langhook.
7656 * expr.c (expand_expr): Use langhook.
7657 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
7658 * langhooks.h (struct lang_hooks): New hook.
7659 * stmt.c (expand_asm_operands): Use langhook.
7660 * tree.h (mark_addressable): Remove.
7662 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7664 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7666 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
7669 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7671 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
7672 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
7674 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7676 * c-common.c (unsigned_conversion_warning, convert_and_check,
7677 unsigned_type, signed_type, shorten_compare,
7678 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
7679 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
7680 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
7682 * c-decl.c (grokdeclarator): Update.
7683 * c-format.c (check_format_types): Update.
7684 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7685 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7686 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
7687 * convert.c (convert_to_integer): Use new hooks.
7688 * expmed.c (make_tree): Use new hooks.
7689 * expr.c (store_expr): Use new hooks.
7690 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
7691 all_ones_mask_p, unextend, fold): Use new hooks.
7692 * langhooks.h (struct lang_hooks_for_types): New hooks.
7693 * tree.h (signed_or_unsigned_type, signed_type,
7694 unsigned_type): Remove.
7696 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7697 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7699 2002-03-31 Richard Henderson <rth@redhat.com>
7701 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
7702 (desc_frgr_mem): Fix reference to f16-f31.
7704 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7706 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7707 RTVEC_ELT): Const-ify.
7708 * varray.h (VARRAY_CHECK): Const-ify.
7709 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
7710 ggc_mark_rtvec, ggc_mark): Const-ify.
7712 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7714 * diagnostic.c: Include langhooks-def.h.
7715 * Makefile.in (diagnostic.o): Update.
7717 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7719 * c-common.c (c_unsafe_for_reeval): Rename.
7720 * c-common.h (c_unsafe_for_reeval): Rename.
7721 * c-decl.c (finish_incomplete_decl): Rename.
7722 (c_init_decl_processing): Don't set langhook.
7723 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7724 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7725 * c-objc-common.c (c_objc_common_init): Don't set langhook.
7726 * c-tree.h (finish_incomplete_decl): Rename.
7727 * langhooks-def.h (lhd_unsafe_for_reeval): New.
7728 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
7729 (LANG_HOOKS_INITIALIZER): Update.
7730 * langhooks.c (lhd_unsafe_For_reeval): New.
7731 * langhooks.h (struct langhooks): New hooks.
7732 * toplev.c (incomplete_decl_finalize_hook): Remove.
7733 (wrapup_global_declarations): Update.
7734 * tree.c (lang_unsafe_for_reeval): Remove.
7735 (unsafe_for_reeval): Update.
7736 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
7739 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7740 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7742 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7744 * diagnostic.c (print_error_function): Remove.
7745 (default_print_error_function): Rename.
7746 (report_error_function): Update.
7747 * diagnostic.h (print_error_function): Remove.
7748 (default_print_error_function): Remove.
7749 * langhooks-def.h (struct diagnostic_context): Predeclare.
7750 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
7751 (LANG_HOOKS_INITIALIZER): Update.
7752 * langhooks.h (struct diagnostic context): Predeclare.
7753 (struct lang_hooks): New hook.
7755 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7757 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
7758 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
7760 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
7761 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
7762 of PIC_OFFSET_TABLE_REGNUM thruout.
7763 * config/rs6000/rs6000.md: Likewise.
7764 * config/rs6000/darwin.h: Likewise.
7766 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7768 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
7769 unsigned HOST_WIDE_INT, not unsigned int.
7771 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7773 PR middle-end/6096, middle-end/6098, middle-end/6099
7774 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
7776 (fill_slots_from_thread): Likewise.
7778 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7780 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
7781 floating fields in float regs.
7782 (function_arg_record_value_2): Likewise.
7784 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7786 * config/mmix/mmix.md (define_constants): Remove misleading
7787 FIXME. Add MMIX_fp_rO_OFFSET.
7788 ("nonlocal_goto_receiver"): Don't have stack-frame address of
7789 saved rO as part of the pattern. Remove FIXME.
7790 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
7791 here, at output-time.
7793 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7796 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
7798 (output_v9branch): Likewise.
7800 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7802 * gcc.c: Revert previous patch for now.
7803 * config/i386/djgpp.h: Likewise.
7805 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7807 * config/mmix/crti.asm (_init): Register _fini with atexit.
7808 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
7810 2002-03-31 Richard Henderson <rth@redhat.com>
7813 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
7814 (ASM_OUTPUT_DEF_FROM_DECLS): New.
7816 2002-03-31 Richard Henderson <rth@redhat.com>
7818 * libgcc2.c (__bb_exit_func): Make static.
7820 * config/alpha/alpha.md (trap): New.
7822 2002-03-31 Richard Henderson <rth@redhat.com>
7824 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
7825 promoted argument types; build trap.
7826 (expand_builtin_trap): New.
7827 (expand_builtin): Use it.
7828 * stmt.c (expand_nl_goto_receivers): Likewise.
7829 * expr.h (expand_builtin_trap): Declare.
7830 * libfuncs.h (LTI_abort, abort_libfunc): New.
7831 * optabs.c (init_optabs): Init abort_libfunc.
7833 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7835 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
7836 (LINK_COMMAND_SPEC): ... from here.
7837 (init_gcc_specs): Duplicate it here too, omitting
7838 shared_name in the second copy.
7839 (init_spec): Test for duplicate
7840 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
7842 2002-03-30 David S. Miller <davem@redhat.com>
7844 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7845 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
7847 2002-03-30 Roger Sayle <roger@eyesopen.com>
7848 Richard Henderson <rth@redhat.com>
7850 * regmove.c (combine_stack_adjustments_for_block): Avoid
7851 emitting a stack adjustment of zero bytes. Let delete_insn
7854 2002-03-30 Richard Henderson <rth@redhat.com>
7856 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
7857 (sparc_emitting_epilogue): New.
7858 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
7859 * config/sparc/sparc-protos.h: Update.
7860 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
7861 (TARGET_SWITCHES): Update.
7862 * config/sparc/sparc.md (return): Remove.
7863 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
7864 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
7865 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
7866 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7867 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
7868 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
7869 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
7870 Remove MASK_EPILOGUE.
7871 * doc/invoke.texi: Update.
7873 2002-03-30 Daniel Berlin <dan@dberlin.org>
7875 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
7876 CPP will start the file for us.
7878 2002-03-30 Richard Henderson <rth@redhat.com>
7881 * config/ia64/ia64.c (group_barrier_needed_p): Special case
7882 prologue_allocate_stack.
7883 (ia64_single_set): Use insn codes for recognition of special
7884 cases, not rtl matching.
7885 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
7887 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
7889 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
7891 2002-03-30 Richard Henderson <rth@redhat.com>
7894 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
7895 or -fomit-frame-pointer with profiling.
7896 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7897 (FUNCTION_PROFILER): Do nothing.
7898 (PROFILE_HOOK): New.
7899 * config/sparc/sparc.c (sparc_override_options): Don't check
7900 code models for profiling.
7901 (sparc_function_profiler): Remove.
7902 (sparc_profile_hook): New.
7903 * config/sparc/sparc-protos.h: Update.
7905 2002-03-30 Jakub Jelinek <jakub@redhat.com>
7907 PR optimization/6086
7908 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
7909 of SUBREG of volatile MEM or because the MEM was mode dependent,
7910 return CLOBBER instead of unmodified SUBREG.
7912 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
7914 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
7915 when not optimizing.
7917 * toplev.c (rest_of_compilation): Cann mark_constant_function
7918 only when optimizing.
7920 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
7923 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
7924 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
7925 (try_optimize_cfg): clear all AUX fields.
7927 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
7928 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
7929 (ix86_address_cost): Be prepared for SUBREGed registers.
7930 (legitimate_address_p): Accept SUBREGed registers.
7932 2002-03-29 Richard Henderson <rth@redhat.com>
7935 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
7937 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7939 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
7940 for aggregate and TFmode types.
7942 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7944 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
7946 2002-03-29 Richard Henderson <rth@redhat.com>
7949 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
7950 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
7952 2002-03-29 Richard Henderson <rth@redhat.com>
7955 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
7956 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
7957 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
7958 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
7960 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
7962 2002-03-29 Dale Johannesen <dalej@apple.com>
7964 * loop.c (combine_movables): Do allow combination of pseudos.
7966 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
7968 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
7969 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
7970 No functional change except ...
7971 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
7972 * doc/install.texi (*-*-freebsd*): Document port configuration.
7974 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7976 * Makefile.in (convert.o, calls.o, expmed.o): Update.
7977 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
7979 * builtin-types.def (BT_PTRMODE): Update.
7980 * c-common.c (type_for_size): Rename c_common_type_for_size.
7981 (type_for_mode): Similarly.
7982 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
7984 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
7985 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
7986 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
7988 * c-typeck.c (common_type, comptypes, default_conversion):
7990 * calls.c: Include langhooks.h.
7991 (emit_library_call_value_1): Use new hooks. Avoid redundant
7993 * convert.c: Include langhooks.h
7994 (convert_to_pointer, convert_to_integer): Use new hooks.
7995 * except.c (init_eh): Similarly.
7996 * expmed.c: Include langhooks.h.
7997 (expand_mult_add): Use new hooks.
7998 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
7999 try_casesi): Similarly.
8000 * fold-const.c (optimize_bit_field_compare, make_range,
8001 decode_field_reference, fold_truthop, fold): Similarly.
8002 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
8003 put_var_into_stack): Similarly.
8004 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
8005 LANG_HOOKS_TYPE_FOR_SIZE): New.
8006 (LANG_HOOKS_TYPES_INITIALIZER): Update.
8007 * langhooks.h (lang_hooks_for_types): New hooks.
8008 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
8009 * tree.c (get_unwidened, get_narrower): Similarly.
8010 * tree.h (type_for_mode, type_for_size): Remove.
8011 * varasm.c (force_const_mem): Use new hooks.
8012 * utils2.c (nonbinary_modular_operation): Update.
8014 * objc-act.c (handle_impent): Update.
8015 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
8018 2002-03-29 Steve Ellcey <sje@cup.hp.com>
8020 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
8021 * config/ia64/ia64.c (basereg_operand): New.
8022 * config/ia64/ia64-protos.h (basereg_operand): Declare.
8023 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8025 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8027 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
8028 unwind information when frame_pointer_needed.
8029 (mmix_assemble_integer): Tweak wording in comment.
8031 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8033 * Makefile.in (except.o): Update.
8034 * except.c: Include langhooks.h.
8035 (init_eh): Use langhook.
8036 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
8037 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
8038 (LANG_HOOKS_INITIALIZER): Update.
8039 * langhooks.h (lang_hooks_for_types): New.
8040 (struct lang_hooks): Add it.
8041 * tree.c (make_lang_type_fn, make_lang_type): Remove.
8042 * tree.h (make_lang_type_fn, make_lang_type): Remove.
8044 * alpha/alpha.c: Include langhooks.h.
8045 (alpha_build_va_list): Use langhook.
8046 * d30v/d30v.c: Include langhooks.h.
8047 (d30v_build_va_list): Use langhook.
8048 * i386/i386.c: Include langhooks.h.
8049 (ix86_build_va_list): Use langhook.
8050 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
8051 * s390/s390.c: Include langhooks.h.
8052 (s390_build_va_list): Use langhook.
8053 * stormy16/stormy16.c: Include langhooks.h.
8054 (stormy16_build_va_list): Use langhook.
8056 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8059 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
8061 (length): Compute variable length for branches/calls/jumps here.
8062 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
8063 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
8064 define branch_type attribute.
8065 (divsi3_sp32): Maximum length is 6 not 7.
8066 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
8067 call_address_untyped_struct_value_sp32,
8068 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
8069 * config/sparc/sparc.c (empty_delay_slot): New function.
8070 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
8071 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
8073 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8075 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
8076 nonzero_bits if not needed.
8077 (nonzero_bits) [XOR]: Likewise.
8078 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
8079 reg_last_set_mode and mode are both MODE_INT, but not equal.
8080 (record_value_for_reg): Compute reg_last_set_nonzero_bits
8081 in nonzero_bits_mode for MODE_INT modes.
8083 2002-03-28 Richard Henderson <rth@redhat.com>
8086 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
8087 to GAS. Correct drift between alternatives.
8089 2002-03-28 Richard Henderson <rth@redhat.com>
8092 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
8094 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
8096 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
8097 emulation to the linker.
8099 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
8101 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
8102 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8104 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
8106 * combine.c (simplify_and_const_int): Make sure to apply mask
8107 when force_to_mode returns a constant integer. PR3311.
8109 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8111 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
8113 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8115 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
8116 and Objective-C Dialect Options.
8118 2002-03-28 Richard Henderson <rth@redhat.com>
8120 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
8121 comparison should be done vs !=0 not >0 return code. Tidy cases.
8123 2002-03-28 Richard Henderson <rth@redhat.com>
8125 * c-decl.c (finish_function): New arg can_defer_p. Pass it
8126 on to c_expand_body.
8127 * c-tree.h (finish_function): Update decl.
8128 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
8130 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
8132 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
8134 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
8136 * rtlanal.c: Include flags.h
8137 (may_trap_p): Do not mark FP operations if trapping
8138 if !flag_trapping_math
8139 * Makefile.in (rtlanal.o): Add dependency on flag.h
8140 * ifcvt.c (noce_operand_ok): Avoid the lameness.
8142 2002-03-27 Zack Weinberg <zack@codesourcery.com>
8144 * mips.md: Use dconst1, not 1.0, as first argument of
8145 REAL_VALUE_LDEXP. Don't use union real_extract.
8147 2002-03-28 Alan Modra <amodra@bigpond.net.au>
8149 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
8150 rather than $target. Heed program_prefix and
8151 program_transform_name. Search for gas in cross-compiler case too.
8152 "test -x" rather than "test -f".
8153 (gcc_cv_ld): Likewise.
8154 (gcc_cv_nm): Heed program_prefix and program_transform_name.
8155 (gcc_cv_objdump): Likewise.
8156 * configure: Regenerate.
8158 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8160 * Makefile.in (attribs.o): Update.
8161 * attribs.c: Include langhooks.h.
8162 (decl_attributes): Use langhook.
8163 * c-decl.c (insert_default_attributes): Rename.
8164 * c-tree.h (c_insert_default_attributes): New.
8165 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
8166 (LANG_HOOKS_INITIALIZER): Update.
8167 * langhooks.h (struct lang_hooks): New hook.
8168 * tree.h (insert_default_attributes): Remove.
8170 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
8172 2002-03-27 Andreas Schwab <schwab@suse.de>
8174 * config/i386/i386.c (classify_argument): Also check for
8177 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8179 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
8182 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
8184 * i960.md (ret): Set PC.
8185 (nonlocal_goto): Fix expander.
8186 * builtins.c (epxand_builin_longjmp): Check that we've emitted
8189 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
8191 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
8194 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8196 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
8197 assigning to BLOCK_FOR_INSN directly.
8199 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
8201 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
8203 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8205 * c-common.c (c_expand_expr): Fix prototype.
8206 * c-common.h (c_expand_expr): Always declare, update.
8207 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8208 * c-objc-common.c (c_objc_common_init): No global hook.
8209 * expr.c (expand_expr): Use langhook.
8210 * expr.h (enum expand_modifier): Conditionally declare.
8211 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
8212 (LANG_HOOKS_INITIALIZER): Update.
8213 * langhooks.c (lhd_expand_expr): New.
8214 * langhooks.h (struct lang_hooks): New hook.
8215 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
8216 (lang_independent_init): Don't default hook.
8218 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8220 2002-03-27 Richard Henderson <rth@redhat.com>
8223 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
8224 TARGET_CONST_GP. Simplify conditions.
8226 2002-03-27 Richard Henderson <rth@redhat.com>
8228 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8229 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
8230 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
8232 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
8234 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
8235 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
8236 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
8237 Remove unnecessary masks.
8238 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
8239 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
8240 -mwindows, -mdll switches and their negations.
8242 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8244 * gcc-common.c (lang_mark_false_label_stack): Remove.
8245 * ggc.h (lang_mark_false_label_stack): Similarly.
8247 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8249 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
8251 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
8252 or __rtems_ is defined.
8254 2002-03-26 Richard Henderson <rth@redhat.com>
8256 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
8257 if a non-trivial load was emitted.
8258 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
8259 in high+extra+low case.
8261 2002-03-26 Richard Henderson <rth@redhat.com>
8263 * config.gcc (sparc*-solaris): Use float_format=sparc.
8265 2002-03-26 Richard Henderson <rth@redhat.com>
8267 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8268 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
8269 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
8270 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
8271 (WINT_TYPE_SIZE): Fix at 32.
8273 2002-03-26 Richard Henderson <rth@redhat.com>
8275 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
8276 until after eh landing pad generation.
8277 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
8278 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
8280 2002-03-26 Richard Henderson <rth@redhat.com>
8282 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8284 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8286 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8287 and warning switches.
8288 (cc1_options): Likewise.
8290 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8292 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8293 Restore more of the signal context. Set no_reg_stack_frame.
8294 * config/ia64/unwind-ia64.c (unw_state_record):
8295 Add no_reg_stack_frame, comments.
8296 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8297 (uw_update_context): Adjust bsp when unwinding from leaf,
8298 but not signal frame.
8300 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8302 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8304 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8306 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8308 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8311 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8312 "Add a pool_range attribute", which was lost during the ARM/Thumb
8315 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8317 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8318 a register into the MAC16 accumulator.
8320 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8322 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8323 (Warning Options): Document -Wswitch-enum.
8324 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8326 (warn_switch_enum): Define variables.
8327 * flags.h (warn_switch_enum): Declare variables.
8328 * stmt.c (expand_end_case_type): When warn_switch_enum /
8329 -Wswitch-enum, perform switch checks.
8332 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8334 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8335 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8336 (reload_muladdsi_compare0_scratch): Delete.
8338 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8340 * doc/install.texi (*-*-freebsd*): Update.
8342 2002-03-26 Richard Henderson <rth@redhat.com>
8344 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8345 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8347 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8348 types from the normal argument frame.
8350 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8351 variable sized objects by reference.
8352 (sparc_va_arg): Receive them by reference too.
8354 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8356 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8357 code to not restoring global registers.
8359 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8361 * Makefile.in (ggc-common.o): Update.
8362 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8363 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8364 * c-tree.h (c_mark_tree): New.
8365 * ggc-common.c: Include langhooks.h.
8366 (gcc_mark_trees): Use new langhook.
8367 * ggc-callbacks.c: Delete file.
8368 * ggc.h (lang_mark_tree): Remove.
8369 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8370 (LANG_HOOKS_INITIALIZER): Update.
8371 * langhooks.h (struct lang_hooks): New hook.
8373 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8375 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8377 * doc/cpp.texi: Exclude entire Top node from printed manual.
8378 Move option index after directive index. Insert page breaks
8379 before GFDL and concept index. Index environment variables
8380 with command line options.
8381 * doc/cppenv.texi: Use @vtable for environment variable list.
8382 Add paragraph explaining semantics of empty elements in path
8383 variables. Exclude a cross-reference to Fishkill from the
8384 manpage. Remove an unnecessary cross-reference of the entry
8385 right above the referer. Don't use @anchor in text that goes
8387 * doc/cppopts.texi: Cross-reference the environment variables
8388 section, not the specific environment variable, for consistency.
8390 2002-03-25 Richard Henderson <rth@redhat.com>
8392 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8393 anywhere in the block. Don't refer to insns that have been
8394 removed from the chain. Iterate backward through the new insns.
8395 Don't refer to edges that have been removed.
8397 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8399 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8400 test for overflow of constant.
8402 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8405 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8406 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8407 these patterns on arm_archv4.
8409 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8411 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8414 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8416 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8417 float_handled, float_handler, float_signal, set_float_handler,
8418 and do_float_handler. Set handler for SIGFPE to crash_signal.
8419 * toplev.h: Don't prototype do_float_handler.
8421 * c-lex.c: Fold parse_float into lex_number. Make warning
8422 about portability of hex float constants more informative, and
8423 don't issue it on top of a syntax error.
8424 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8426 * real.h: Define REAL_VALUE_ABS here...
8427 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8428 simplify_unary_real, simplify_binary_real, and
8429 simplify_binary_is2orm1 into their callers.
8430 * tree.c: Fold build_real_from_int_cst_1 into caller.
8432 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8434 * tsystem.h: Include float.h here...
8435 * libgcc2.c: ... not here.
8437 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8439 Fixes for: PR bootstrap/3591, target/5676
8440 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8441 defined. Do not disable exceptions or rtti.
8442 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8443 mcore.h. Disable exceptions and rtti, since they are not
8446 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8448 * c-decl.c (maybe_build_cleanup): Remove.
8449 * expr.c (expand_expr): Use langhook.
8450 * langhooks-def.h (lhd_return_null_tree,
8451 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8452 (LANGHOOKS_INITIALIZER): Update.
8453 * langhooks.c (lhd_return_null_tree): New.
8454 * langhooks.h (struct lang_hooks): New hook.
8455 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8456 * tree.h (maybe_build_cleanup): Remove.
8458 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8460 * regrename.c (build_def_use): Move recog_memoized
8461 before extract_insn.
8463 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8466 * expr.c (emit_group_store): Handle storing into CONCAT.
8468 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8470 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8471 corresponding MATCH_DUP.
8473 2002-03-24 Richard Henderson <rth@redhat.com>
8475 * unroll.c (unroll_loop): Zero label_map.
8477 * gcse.c: Include except.h.
8478 * Makefile.in (gcse.o): Update.
8480 2002-03-24 Richard Henderson <rth@redhat.com>
8482 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8483 Do resolve_unique_section before shared data clause.
8485 2002-03-24 Richard Henderson <rth@redhat.com>
8487 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8489 2002-03-24 Richard Henderson <rth@redhat.com>
8491 * recog.c (peephole2_optimize): Split blocks when EH insns are
8492 generated in the middle of a block. Do global life update if
8495 2002-03-24 Richard Henderson <rth@redhat.com>
8497 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8499 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8502 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8503 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8504 (init_dependency_output): Don't make no_output decision here.
8506 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8508 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8509 warn_switch. Update description.
8510 (expand_end_case_type): Call check_for_full_enumeration_handling
8513 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8515 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8516 (m68hc11_split_move): Call it to see if the source and destination
8517 operands use the same direction auto inc/dec mode, otherwise make the
8518 source an offsetable memory operand and generate an add.
8520 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8522 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8523 register for operand 2.
8524 ("*subsi3_zero_extendqi"): Likewise.
8525 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8526 bits so that it is compatible with a pop.
8527 ("*andhi3_gen"): Likewise.
8528 ("xorhi3"): Likewise.
8530 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8532 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8534 (cpp_post_options): ... not here.
8536 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8537 Aldy Hernandez <aldyh@redhat.com>
8539 Removal of separate preprocessor cpp0.
8541 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8542 cpp0, install-common): Update.
8543 * c-common.c (flag_preprocess_only): New.
8544 (c_common_init): Preprocess for -E.
8545 * c-common.h (flag_preprocess_only): New.
8546 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
8547 * c-objc-common.c (c_init_decl_processing): Exit quickly
8548 for NULL return from c_common_init.
8549 * cpplib.h (cpp_preprocess_file): New.
8550 * cppmain.c (main, general_init, pfile, progname): Remove.
8551 (do_preprocessing): Rename cpp_preprocess_file, don't call
8552 cpp_finish. Don't close stdout here.
8553 (setup_callbacks): Update prototype.
8554 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
8556 * tradcpp.c (main): Ignore -quiet.
8558 * lang-specs.h (default_compilers): Preprocess with cc1obj.
8560 2002-03-24 Richard Henderson <rth@redhat.com>
8562 PR optimization/5742
8563 * machmode.def: Add inner mode field to complex modes.
8564 * config/mips/mips.c (mips_function_value): Always define. Add
8565 new argument to handle libcalls.
8566 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8567 (FUNCTION_VALUE): Likewise.
8568 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
8569 * config/mips/mips-protos.h: Update.
8571 2002-03-23 Richard Henderson <rth@redhat.com>
8573 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
8574 * config/sparc/sparc-protos.h: Update.
8575 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
8577 2002-03-23 Richard Henderson <rth@redhat.com>
8579 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
8580 _start or _init begins the text segment.
8582 2002-03-23 David Edelsohn <edelsohn@gnu.org>
8584 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
8585 not HOST_WIDEST_INT.
8586 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
8588 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
8591 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
8592 operand argument to output_return_instruction.
8593 * arm.c (arm_print_operand, case 'd'): If the operand is
8594 const_true_rtx then just return.
8595 (arm_print_operand, case 'D'): If the operand is const_true_rtx
8598 2002-03-23 Andrew Cagney <ac131313@redhat.com>
8600 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
8601 (Warning Options): Document -Wswitch-default.
8602 * toplev.c (W_options): Add -Wswitch-default. Update comment on
8604 (warn_switch_default): Define variable.
8605 (warn_switch): Update comment.
8606 * flags.h (warn_switch_default): Declare variable.
8607 (warn_switch): Update comment.
8608 * stmt.c (expand_end_case): Check for and, when
8609 warn_switch_no_default, warn of a missing default case.
8611 2002-03-23 Alan Modra <amodra@bigpond.net.au>
8613 * real.h (N): Special case 128 bit doubles.
8615 * combine.c (simplify_comparison): When widening modes, ignore
8616 sign extension on CONST_INTs.
8618 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8620 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
8621 passed to adjust_address. Fix comment formatting.
8624 2002-03-22 Zack Weinberg <zack@codesourcery.com>
8626 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
8627 Always make REAL_VALUE_TYPE a struct containing an array of
8628 HOST_WIDE_INT, not a double. Tidy up the code deciding how
8629 big it is. Don't declare or use union real_extract.
8631 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
8632 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
8633 (print_operand), config/arm/arm.c (output_move_double),
8634 config/arm/arm.md (consttable_4, consttable_8),
8635 config/romp/romp.c (output_fpops), config/s390/s390.h
8636 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
8637 (xtensa_output_literal): Don't use union real_extract.
8639 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
8640 (sfmode_constant_to_ulong), config/ns32k/merlin.h
8641 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
8642 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
8643 (PRINT_OPERAND): Don't use local version of union
8646 * config/convex/convex.c (check_float_value), config/vax/vax.c
8647 (vax_float_literal), config/m88k/m88k.md (divdf3),
8648 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
8649 config/pdp11/pdp11.c (output_move_quad): Don't do host
8650 arithmetic on target floating point quantities.
8652 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
8653 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
8655 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
8656 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
8658 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
8659 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
8661 * print-rtl.c (print_rtx): Disable code which needs
8662 floating-point emulator.
8663 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
8664 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
8665 depending on HOST_FLOAT_FORMAT to be defined properly.
8667 * config/1750a/1750a.c (get_double, float_label): Delete.
8668 (print_operand): Delete huge commented-out chunk. Use
8669 REAL_VALUE_TO_DECIMAL.
8670 * config/1750a/1750a-protos.h: Delete prototypes of deleted
8672 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
8674 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
8675 Use REAL_VALUE_TO_DECIMAL as ELF version does.
8676 * config/m88k/m88k.c (real_power_of_2_operand,
8677 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
8678 real_extract out of the union; run the input through
8679 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
8680 from that into the union.
8681 * config/pdp11/pdp11.c (output_move_double): Rearrange
8682 parentheses to make automatic indenter happy.
8684 * doc/tm.texi (Cross-compilation): Rename node to "Floating
8685 Point" and rewrite to describe current situation. Also adjust
8686 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
8688 * doc/rtl.texi: Adjust cross reference.
8690 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8692 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
8693 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
8694 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
8695 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
8696 prevent use of sp as a reload register.
8697 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
8698 non_acc_reg_operand.
8699 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
8700 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
8701 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8702 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
8704 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8706 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
8707 * cpplex.c (unterminated): Delete.
8708 (parse_string): No string literal may extend over multiple
8709 lines. Suppress the error when preprocessing assembly.
8710 * cppmain.c (scan_translation_unit): Strings are single-line.
8712 * doc/cpp.texi: Update to match.
8714 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8716 PR optimization/5854
8717 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
8719 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
8720 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
8721 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
8722 const0 if scratch register was not allocated.
8723 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
8724 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
8726 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
8727 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
8728 with GEN_INT (...) everywhere. Remove constraints in define_split
8730 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
8731 require scratch register for setting 0 into regs/non-pushable memory.
8733 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8735 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
8736 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
8738 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
8740 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
8741 * cppinit.c (cpp_create_reader): On by default.
8742 (cpp_handle_option): Handle -W[no-]endif-labels.
8743 (cpp_post_options): Also enable if -pedantic.
8744 * cpplib.c (do_else): Use it.
8745 (do_endif): Likewise.
8746 * doc/cppopts.texi: Document new option.
8747 * doc/invoke.texi: Document new option.
8749 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
8751 * config/i386/i386.c, config/i386/i386.md: Change all occurences
8752 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
8754 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8756 * flow.c (calculate_global_regs_live): Clear aux fields of
8759 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8761 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
8762 REG or MEM subregs, pass rtx * instead of rtx to it.
8763 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
8764 rtx * instead of rtx to alter_subreg.
8765 * config/m32r/m32r.c (gen_split_move_double): Likewise.
8766 * config/pj/pj.c (pj_output_rval): Likewise.
8768 2002-03-22 Richard Henderson <rth@redhat.com>
8771 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
8772 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
8773 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
8774 (ia64_expand_prologue): Look at int_regs, not words, for number
8775 of incomming int regs.
8777 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
8779 * expr.c (expand_expr): A RESULT_DECL is part of a call.
8781 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
8783 * toplev.c (flag_loop_optimize, flag_crossjumping):
8784 New static variables.
8785 (rest_of_compilation): Conditionalize crossjumping and
8787 (parse_options_and_default_flags): Default loop_optimize and
8789 (lang_independent_options): Add -fcrossjumping and -floop-optimize
8790 * invoke.texi (crossjumping, loop-optimize): Document.
8792 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8794 * real.c (eiisneg): Move outside #ifdef NANS.
8796 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
8798 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
8799 frequencies match; avoid match on different loop depths.
8800 (try_crossjump_to_bb): Kill tests that no longer brings time
8802 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
8804 (split_edge): Likewise.
8806 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
8809 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
8810 * cfgrtl.c: Include insn-config.h
8811 (split_block) Dirtify block in presence of conditional execution
8813 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8815 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
8816 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
8817 (function_arg): Constify CUMULATIVE_ARGS.
8818 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
8819 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
8820 (UNITS_PER_DOUBLE): New macro.
8821 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
8822 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
8823 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
8824 fp_regs and stack_words.
8825 (EABI_FLOAT_VARARGS_P): New macro.
8826 * config/mips/mips.c (struct mips_arg_info): New.
8827 (mips_arg_info): New function.
8828 (function_arg_advance): Use it. Add adjustment instructions here
8829 rather than in function_arg.
8830 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
8831 for VOIDmode at the beginning of the function.
8832 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
8833 (function_arg_pass_by_reference): Likewise.
8834 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
8835 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
8836 (mips_va_start): Likewise. Use the new stack_words field of
8837 CUMULATIVE_ARGS to set up overflow area. Reformat.
8838 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
8839 doubles and other types, aligning the overflow pointer for non-doubles
8840 too. Remove some code duplication. Replace hard-coded constants.
8842 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8844 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
8845 (CLASS_UNITS): Undefine.
8846 (CLASS_MAX_NREGS): Use FP_INC.
8847 * config/mips/mips.c (compute_frame_size): Likewise.
8848 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
8850 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8852 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
8853 prototype, and handle lexing numbers and identifiers.
8854 (parse_identifier): Update to new form of parse_slow.
8855 (parse_number): Fast path only, use parse_slow otherwise.
8856 (_cpp_lex_direct): Update calls to parse_number.
8858 2002-03-21 DJ Delorie <dj@redhat.com>
8860 * bb-reorder.c (make_reorder_chain_1): Protect against
8861 when redundant edges are omitted.
8862 * predict.c (dump_prediction): Likewise.
8864 2002-03-21 Richard Henderson <rth@redhat.com>
8867 * fixinc/inclhack.def (solaris_stdio_tag): New.
8868 * fixinc/fixincl.x: Regenerate.
8870 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8873 * c-typeck.c (process_init_element): Flag non-static
8874 initialization of a flexible array member as illegal.
8876 2002-03-22 Alan Modra <amodra@bigpond.net.au>
8878 * config/rs6000/t-linux64: New.
8879 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
8880 t-ppccomm. Use t-rs6000 and t-linux64.
8881 (powerpc64-*-gnu* <tmake_file>): Likewise.
8882 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
8883 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
8884 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
8886 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
8888 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
8889 flag_really_no_inline instead of optimize == 0.
8891 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
8893 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
8895 * flags.h (flag_really_no_inline): New.
8897 * c-common.c (c_common_post_options): Initialize
8898 flag_really_no_inline.
8900 * toplev.c (flag_really_no_inline): New.
8902 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8904 * config/avr/avr.md (length): Fix length computation for
8905 conditional branches.
8907 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
8909 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
8910 sdbout.o, profile.o): Update.
8911 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
8913 * c-common.h (gettags): Move here from tree.h.
8914 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
8915 insert_block, getdecls, kept_level_p, global_bindings_p): New.
8916 * dbxout.c (dbxout_init): Use getdecls langhook.
8917 * expr.c (expand_expr): Use insert_block langhook.
8918 * fold-const.c: Include langhooks.h.
8919 (fold_range_test, fold_binary_op_with_conditional_arg,
8920 fold): Use global_bindings_p langhook.
8921 * integrate.c (expand_inline_function): Use insert_block langhook.
8922 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
8923 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
8924 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
8925 LANG_HOOKS_GETDECLS): New.
8926 (LANG_HOOKS_INITIALIZER): Update.
8927 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
8929 * langhooks.h (struct lang_hooks_for_decls): New.
8930 (struct lang_hooks): Update.
8931 * profile.c: Include langhooks.h.
8932 (output_func_start_profiler): Use new langhooks.
8933 * sdbout.c: Include langhooks.h.
8934 (sdbout_init, sdbout_finish): Use getdecls langhook.
8935 * stmt.c: Include langhooks.h.
8936 (expand_fixup, fixup_gotos): Use new langhooks.
8937 * stor-layout.c: Include langhooks.h.
8938 (variable_size): Use global_bindings_p langhook.
8939 * toplev.c (compile_file): Use getdecls langhook.
8940 * tree-inline.c (remap_block): Use insert_block langhook.
8941 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
8942 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
8944 2002-03-21 Richard Henderson <rth@redhat.com>
8946 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
8947 constants in .data when -fpic.
8949 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8951 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
8954 2002-03-21 Tom Tromey <tromey@redhat.com>
8956 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
8958 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8960 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
8962 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
8964 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8965 Richard Henderson <rth@redhat.com>
8968 * c-common.c (c_expand_expr): Preserve result of a statement
8969 expression if needed.
8971 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8974 * genrecog.c (maybe_both_true_mode): Remove.
8975 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
8976 * machmode.def (Pmode): Likewise.
8978 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
8980 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
8981 (nonlocal_mentioned_p_1): New function.
8982 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
8983 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
8984 (mark_constant_function): Recognize pure functions.
8985 * rtl.h (global_reg_mentioned_p): New prototype.
8986 * rtlanal.c (global_reg_mentioned_p,
8987 global_reg_mentioned_p_1): New function.
8989 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8991 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
8993 * fixinc/fixincl.x: Regenerate.
8995 2002-03-20 Jason Merrill <jason@redhat.com>
8997 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
8999 2002-03-20 Michael Meissner <meissner@redhat.com>
9001 * doc/invoke.texi (Optimize Options): Document that -O2 sets
9004 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9006 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9007 ".literal_position" directive before the constant pool.
9009 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9011 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
9012 Add Craig Rodrigues.
9013 Add Brad Lucier to testers.
9015 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9018 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
9020 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
9021 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
9022 instead of insn_extract.
9024 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9027 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
9029 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
9030 stmt if some case has been output.
9032 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9035 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
9036 movsfcc_1, movdfcc_1): Add %O2.
9037 * config/i386/i386.c (print_operand): Handle %ON.
9038 Print . before float condition codes in Sun as cmov syntax.
9039 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
9040 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
9043 2002-03-20 Philip Blundell <pb@nexus.co.uk>
9045 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
9046 return instruction if PC was popped.
9048 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9050 * config/xtensa/xtensa.md: Remove unused type attributes.
9051 (adddi_carry, subddi_carry): Change type attribute to "multi".
9053 2002-03-19 Dale Johannesen <dalej@apple.com>
9055 PR optimization/5999, middle-end/5731
9056 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
9057 multiplications by reciprocals.
9059 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
9061 * Makefile.in: Update.
9062 * c-common.c: Include langhooks.h.
9063 (inline_forbidden_p): Use new hook.
9064 * diagnostic.c: Include langhooks.h.
9065 (format_with_decl, announce_function,
9066 default_print_error_function): Use new hook.
9067 * dwarf2out.c (dwarf2_name): Use new hook.
9068 * function.c: Include langhooks.h.
9069 (init_function_start): Use new hook.
9070 * langhooks-def.h (lhd_decl_printable_name): New.
9071 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
9072 (LANGHOOKS_INITIALIZER): Update.
9073 * langhooks.c (lhd_decl_printable_name): New.
9074 * langhooks.h (struct lang_hooks): New hook.
9075 * toplev.c (decl_name, decl_printable_name): Remove.
9076 (open_dump_file): Use new hook.
9077 (process_options): Remove old hook.
9078 * tree.h (decl_printable_name): Remove.
9080 * objc-act.c (objc_init): Remove old hook.
9081 (objc_printable_name): Export.
9082 * objc-act.h (objc_printable_name): New.
9083 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
9085 2002-03-19 Jim Blandy <jimb@redhat.com>
9087 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
9088 the start_source_file debug hook, not the current line number.
9090 2002-03-19 Richard Henderson <rth@redhat.com>
9092 * flow.c (EH_USES): Provide default.
9093 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
9094 * doc/tm.texi (EH_USES): New.
9096 * config/ia64/ia64.c (ia64_eh_uses): New.
9097 * config/ia64/ia64-protos.h: Update.
9098 * config/ia64/ia64.h (EH_USES): New.
9100 2002-03-19 Richard Henderson <rth@redhat.com>
9102 * varasm.c (output_constant_def): Fix stupid typo.
9104 2002-03-19 Richard Henderson <rth@redhat.com>
9107 * except.c (current_function_has_exception_handlers): New.
9108 * except.h: Declare it.
9109 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
9110 Combine tests that disable all sibcalls for the function.
9112 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
9114 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
9117 2002-03-19 Richard Henderson <rth@redhat.com>
9120 * config/ia64/ia64.c: Revert 2002-03-01 patch.
9121 * config/ia64/ia64.h (INIT_EXPANDERS): New.
9123 2002-03-19 Jim Blandy <jimb@redhat.com>
9125 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
9126 name, even if the replacement list contains no tokens, as required
9129 2002-03-19 Jason Merrill <jason@redhat.com>
9131 * varasm.c (globalize_decl): Get the name from the RTL, not
9132 DECL_ASSEMBLER_NAME.
9134 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
9136 2002-03-19 Bob Wilson <bob.wilson@acm.org>
9138 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
9139 subdi_carry): Define.
9141 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9143 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
9144 about -fpic/-fPIC if extra_warnings set.
9146 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9148 * expr.c (expand_expr): Sign-extend CONST_INT generated from
9149 TREE_STRING_POINTER.
9150 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
9152 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9154 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
9155 in favor of SP if FRAME_POINTER_REQUIRED is false.
9157 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
9159 * emit-rtl.c (gen_int_mode): New function.
9160 * rtl.h: Prototype for it.
9161 * combine.c (make_extraction, simplify_comparison), expmed.c
9162 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
9163 (convert_modes, store_field), optabs.c (expand_fix),
9164 simplify-rtx.c (neg_const_int, simplify_unary_real),
9166 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
9167 Use it instead of GEN_INT (trunc_int_for_mode (...)).
9169 2002-03-19 Jakub Jelinek <jakub@redhat.com>
9172 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
9173 convert_parm_for_inlining.
9174 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9176 * langhooks-def.h: Likewise.
9177 * objc/objc-lang.c: Likewise.
9178 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
9180 * tree-inline.c (initialize_inlined_parameters):
9181 Call convert_parm_for_inlining lang hook if needed.
9182 * c-typeck.c (c_convert_parm_for_inlining): New function.
9183 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
9185 2002-03-18 Mark Mitchell <mark@codesourcery.com>
9187 * calls.c (precompute_arguments): Do not assume that temporaries
9188 can be destroyed after expanding the argument.
9189 (expand_call): Likewise.
9191 2002-03-15 Eric Christopher <echristo@redhat.com>
9193 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
9194 Fix register preference on last change.
9195 * config/mips/mips.c (mips_return_in_memory): New function.
9196 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
9197 * config/mips/mips-protos.h: Declare.
9198 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
9199 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
9201 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
9203 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
9205 (anddi3, iorsi3): Likewise.
9207 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
9208 use %gprel for symbols that are going to be placed in linkonce
9211 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
9212 RETURN_ADDRESS_POINTER_REGNUM to $ra.
9213 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
9214 not needed. Disregard leaf_function_p().
9215 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
9216 mips16 frame pointer.
9217 * config/mips/mips.md (store ra): Only to small SP offsets.
9218 2001-08-22 Graham Stott <grahams@redhat.com>
9219 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
9220 return a REG rtx for the return address register.
9222 2002-03-18 Bob Wilson <bob.wilson@acm.org>
9224 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
9225 constant-pool addresses as "mode-dependent".
9226 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
9228 2002-03-18 Jakub Jelinek <jakub@redhat.com>
9231 * expr.c (emit_group_load): Use extract_bit_field if
9232 needed for CONCAT arguments.
9234 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
9237 * arm.md (tablejump): Make this a define_expand. For PIC add the
9238 offset to the base of the table.
9239 (thumb_tablejump): Matcher for Thumb tablejump insn.
9240 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
9241 as the difference of two labels.
9242 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9243 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
9245 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9246 * arm.c (get_jump_table_size): If the table is not in the text
9247 section, return zero.
9249 2002-03-18 Bernd Schmidt <bernds@redhat.com>
9251 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
9253 (arm_reload_out_hi): Use gen_lowpart instead of
9254 gen_rtx_SUBREG to access QImode components.
9255 * config/arm/arm.md: Disable zero_extend split for QImode
9256 subregs in BIG_ENDIAN mode.
9257 (storehi_bigend): Match use of least significant byte.
9258 (storeinthi): Remove extraneous SUBREG.
9259 Add missing construction of operands[2].
9260 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
9261 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
9262 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
9264 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
9266 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
9269 2002-03-17 Richard Henderson <rth@redhat.com>
9271 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
9274 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9276 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
9277 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
9279 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9283 * predict.c (estimate_bb_frequencies): Delete unused variables.
9285 2002-03-17 Richard Henderson <rth@redhat.com>
9287 * config/ia64/ia64.c (ia64_attribute_table): Move before
9288 targetm definition. Make static.
9290 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9292 * c-common.h (yyparse, c_common_parse_file): New.
9293 * c-lang.c: Include c-common.h.
9294 (LANG_HOOKS_PARSE_FILE): Redefine.
9295 * c-lex.c: Include c-common.h.
9296 (yyparse): Rename c_common_parse_file. Call yyparse.
9297 * c-parse.in (yyparse): Remove macro.
9298 * c-tree.h (yyparse_1): Remove.
9299 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9300 (LANG_HOOKS_INITIALIZER): Update.
9301 * langhooks.h (struct lang_hoooks): New hook parse_file.
9302 * toplev.c (compile_file): Use parse_file hook.
9303 * tree.h (yyparse): Remove.
9304 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9306 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9308 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9309 float_truncate, not fix.
9310 ("*truncdfsf2_real"): Ditto.
9311 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9313 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9315 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9317 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9318 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9319 where appropriate. Make the second reference to
9320 leaf_function_p a function call, as intended. Reindented.
9322 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9323 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9325 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9326 add register to non-constant into sp.
9328 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9329 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9330 (mips16_gp_pseudo_rtx): Lose.
9331 (INIT_EXPANDERS): Deleted.
9332 * config/mips/mips.c (mips_init_machine_status): New.
9333 (mips_free_machine_status): New.
9334 (mips_mark_machine_status): New.
9335 (override_options): Set them.
9336 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9337 (struct machine_function): ... new. Replaced all references.
9338 (mips_add_gc_roots): Don't mark them.
9339 (embedded_pic_fnaddr_reg): New, extracted from...
9340 (embedded_pic_offset): ... here.
9341 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9344 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9346 * cppinit.c: Revert -MD removal.
9348 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9350 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9351 soft registers by default for 68HC12.
9352 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9353 when compiling with -fomit-frame-pointer.
9354 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9355 (expand_epilogue): Likewise.
9356 (m68hc11_gen_rotate): Use exg when rotating by 8.
9358 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9360 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9361 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9362 (splits): Remove unused add splits.
9363 ("*addhi3_68hc12"): Tune constraints.
9364 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9365 constant fits in 8-bits and D is dead use abx/aby instructions.
9366 ("*addhi3"): Remove extern declaration of ix_reg.
9367 ("*subsi3"): Optimize and provide new split.
9368 ("subhi3"): Cleanup.
9369 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9370 (arith splits): For 68hc12 save the address register on the stack
9371 and do the arithmetic operation with a pop.
9373 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9375 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9376 allocating QImode in address registers.
9377 ("*movqi_m68hc11"): Likewise.
9379 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9381 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9383 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9385 * cppinit.c (print_help): Display -MD and -MMD.
9386 Don't display usage string. Update assertion syntax and
9388 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9389 (cpp_handle_option): Update.
9391 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9393 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9394 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9395 and define it so that regardless of target CPU size,
9396 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9397 of "int" rather than "long."
9399 2002-03-15 Richard Henderson <rth@redhat.com>
9401 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9404 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9406 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9407 ("tstqi" split): Avoid using memory for tstqi on address register.
9408 (splits): Remove constraints.
9409 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9410 ("cmpdf", "cmpsf"): Remove since not used.
9411 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9412 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9414 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9416 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9417 ("neghi2"): Tighten constraints.
9418 ("one_cmplsi2"): Optimize and simplify split.
9419 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9421 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9423 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9424 and split of AND operation to clear the upper bits.
9425 ("*logicalsi3_zextqi"): Likewise.
9426 ("*logicallhi3_zexthi_ashift8"): Likewise.
9427 ("*logicalsi3_silshr16"): Likewise.
9428 ("logicalsi3_silshl16"): Likewise.
9429 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9431 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9433 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9434 (m68hc11_indirect_p): New function.
9435 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9436 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9438 (asm_print_register): Likewise.
9439 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9440 (m68hc11_indirect_p): Declare.
9441 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9442 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9443 (TARGET_SWITCHES): New option -mrelax.
9444 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9446 ("iorsi3", "xorsi3"): Likewise.
9447 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9448 ("*andhi3_mem"): New to handle destination in memory with bclr
9449 and a scratch register.
9450 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9451 ("*andhi3_const"): New when operand2 is constant.
9452 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9453 ("*andhi3_gen"): Cleanup of the old "andhi3".
9454 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9455 ("xorqi3"): Update constraints.
9457 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9459 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9460 for reg_equiv_memory_loc when the operand is a register that does
9461 not get a hard register (stack location).
9462 (tst_operand): After reload, accept all memory operand.
9463 (symbolic_memory_operand): Fix detection of symbolic references.
9464 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9465 accept symbols and any constant.
9467 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9469 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9470 note on the insn that sets the soft frame register.
9471 (must_parenthesize): ix and iy are also reserved names.
9472 (print_operand_address): One more place where parenthesis are required
9473 to avoid confusion with register names.
9474 (m68hc11_gen_movhi): Allow push of stack pointer.
9475 (m68hc11_check_z_replacement): Fix handling of parallel with a
9477 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9478 the replacement register is.
9479 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9480 and D8_REGS classes.
9481 (MODES_TIEABLE_P): All modes are tieable except QImode.
9483 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9485 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9486 (___subdi3): Likewise.
9487 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9488 (__map_data_section): Optimize 68hc11 case.
9490 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9492 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9493 than a shift to avoid adding a register with itself.
9494 (m68hc11_memory_move_cost): Take into account NO_REGS.
9495 (m68hc11_register_move_cost): Update and use memory move cost
9497 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9498 it gives more opportunities to cse to optimize.
9499 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9500 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9502 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9504 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9505 * c-common.def (CLEANUP_STMT): New tree node.
9506 * c-common.h (CLEANUP_DECL): New macro.
9507 (CLEANUP_EXPR): Likewise.
9508 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9509 * expr.c (expand_expr): Tidy.
9510 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9511 * tree-inline.c (initialize_inlined_parameters): Clean up
9512 new local variables.
9514 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9517 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9518 before movrXX only, use reg_overlap_mentioned_p.
9519 Only special case NE if just one insn can be generated.
9521 2002-03-15 Jason Merrill <jason@redhat.com>
9523 * varasm.c (assemble_variable): Call resolve_unique_section before
9524 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9527 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9530 * arm.md (split pattern for thumb shiftable immediates): Add comment
9531 explaining non-obvious test.
9533 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9536 * arm.md (movaddr, movaddr_insn): Delete.
9538 2002-03-15 Jason Merrill <jason@redhat.com>
9540 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9541 -fkeep-static-consts doesn't apply to comdats.
9543 2002-03-14 Richard Henderson <rth@redhat.com>
9545 * c-decl.c: Include c-pragma.h.
9546 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
9547 (finish_function): Tidy.
9548 * c-pragma.c: Include c-common.h.
9549 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
9550 (handle_pragma_weak): Use them.
9551 (init_pragma): Register pending_weaks.
9552 * c-pragma.h (maybe_apply_pragma_weak): Declare.
9553 * print-tree.c (print_node): Print DECL_WEAK.
9554 * varasm.c (mark_weak_decls): Remove.
9555 (remove_from_pending_weak_list): Remove.
9557 (asm_emit_uninitialised): Call globalize_decl for weak commons.
9558 (weak_decls): Make a tree_list.
9559 (declare_weak): Cons weak_decls directly.
9560 (globalize_decl): Remove weak_decls elements directly.
9561 (weak_finish): Simplify weak_decls walk. Don't weaken unused
9562 symbols. Don't pretend to handle aliases.
9563 (init_varasm_once): Update weak_decls registry.
9564 * Makefile.in: Update dependencies.
9566 2002-03-14 Richard Henderson <rth@redhat.com>
9569 * config/ia64/ia64.c: Include tm_p.h last.
9570 (gen_nop_type): Remove duplicate definition.
9571 (cycle_end_fill_slots): Set sched_data for second L slot.
9572 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
9573 (nop_cycles_until): Fix typos.
9575 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9577 PR optimization/5891
9578 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
9580 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
9582 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
9583 descriptors correctly.
9585 2002-03-14 Michael Meissner <meissner@redhat.com>
9587 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
9588 100, allowing MAX_UNROLLED_INSNS to be overridden.
9590 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
9593 * unroll.c (params.h): Include.
9594 (MAX_UNROLLED_INSNS): Delete, now in params.h.
9596 * doc/invoke.texi (--param max-unroll-insns): Document.
9598 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
9600 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9602 * arm.md: Fix warnings about constraints in peepholes and splits.
9604 2002-03-14 Zack Weinberg <zack@codesourcery.com>
9606 * cpphash.h (struct lexer_state): Remove line_extension member.
9607 * cpplib.c (dequote_string, do_linemarker): New functions.
9608 (linemarker_dir): New data object.
9609 (DIRECTIVE_TABLE): No longer need to interpret #line in
9610 preprocessed source. Delete obsolete comment about return
9612 (end_directive, directive_diagnostics, _cpp_handle_directive):
9613 Don't muck with line_extension.
9614 (directive_diagnostics): No need to issue warnings for
9616 (_cpp_handle_directive): Issue warnings for linemarkers here,
9617 when appropriate. Dispatch linemarkers to do_linemarker, not
9619 (do_line): Code to handle linemarkers split out to do_linemarker.
9620 Convert escape sequences in filename argument, both places.
9622 * cppmacro.c (quote_string): Rename cpp_quote_string and
9623 export. All callers changed.
9624 * cpplib.h (cpp_quote_string): Prototype.
9625 * cppmain.c (print_line): Call cpp_quote_string on to_file
9628 * doc/cpp.texi: Document that escapes are now interpreted in
9629 #line and in linemarkers, and that non-printing characters are
9630 converted to octal escapes when linemarkers are generated.
9632 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
9634 * emit-rtl.c (try_split): Use delete_insns.
9635 * recog.c (split_all_insns): Fix terminating condition.
9637 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9638 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9641 * arm.c (arm_output_epilogue): Fix floating-point register save
9642 adjustment when using a frame pointer.
9644 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
9646 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
9647 * config/mips/mips.c (compute_frame_size): Retrofit them here.
9648 (save_restore_insns, mips_expand_epilogue): And here.
9649 (build_mips16_call_stub): And here.
9650 (mips_function_value): Use the new macros to decide whether a single
9651 or complex float can be returned in floating-point registers. Return
9652 a parallel rtx in the complex case.
9654 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
9656 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
9657 call after liveness analysis.
9659 * recog.c (split_insn): Use delete_insn_and_edges.
9661 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
9662 instructions to have branch prediction notes.
9663 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
9665 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
9667 * configure.in: Don't pass -Wno-long-long to a ADA compiler
9668 that doesn't support it.
9669 * configure: Regenerate.
9671 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9674 * config/sparc/sparc.md (normal_branch, inverted_branch,
9675 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9676 inverted_fp_branch): Adjust calls to output_cbranch.
9677 Set length attribute.
9678 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
9679 output_v9branch. Set length attribute.
9680 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
9682 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
9683 (output_cbranch): Likewise. Handle far branches.
9684 (output_v9branch): Handle far branches.
9685 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
9687 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
9688 noov_compare64_op predicates.
9690 2002-03-13 Jason Merrill <jason@redhat.com>
9692 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
9693 into the function and constify it.
9694 * gthr-dce.h, gthr-solaris.h: Likewise.
9696 2002-03-13 David Edelsohn <edelsohn@gnu.org>
9698 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
9699 * config/rs6000/rs6000.c (rs6000_va_arg): Use
9700 std_expand_builtin_va_arg if not ABI_V4.
9702 2002-03-13 Jason Merrill <jason@redhat.com>
9704 * varasm.c (globalize_decl): New fn.
9705 (assemble_start_function): Use it.
9706 (asm_emit_uninitialized): Use it.
9707 (assemble_alias): Use it.
9708 (assemble_variable): Use it.
9710 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
9712 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
9713 2002-03-12 internal visibility change.
9714 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
9715 visibility into SYMBOL_REF_FLAG.
9717 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
9719 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
9720 VOIDmode operand. Add compile-time optimization for constant results.
9722 2002-03-12 Jason Merrill <jason@redhat.com>
9724 * c-typeck.c (convert_for_assignment): Don't allow conversions
9725 between pointers and references. Only allow lvalues to convert to
9728 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
9730 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
9731 before prologue, to avoid scheduling problems.
9733 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9735 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9736 (ELIMINABLE_REGS): Add sfp->sp.
9737 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
9739 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9741 PR optimization/5892
9742 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
9744 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9746 * loop.c (basic_induction_var): Don't call convert_modes if mode
9747 classes are different.
9749 2002-03-12 Richard Henderson <rth@redhat.com>
9751 PR optimization/5901
9752 * function.c (reposition_prologue_and_epilogue_notes): Position
9753 the markers after/before the last/first insn not deleted.
9755 2002-03-12 Richard Henderson <rth@redhat.com>
9757 PR optimization/5878
9758 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
9759 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
9760 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
9762 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
9763 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
9764 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
9766 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
9767 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
9768 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
9769 also. Don't set it if not flag_pic.
9770 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
9771 to be INVALID_REGNUM when not used.
9773 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
9775 * expmed.c (store_bit_field): Reset alias set for memory.
9776 (extract_bit_field): Same.
9778 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9780 * c-common.c (c_tree_code_type, c_tree_code_length,
9781 c_tree_code_name, add_c_tree_codes): Delete.
9782 * c-common.h (add_c_tree_codes): Delete.
9783 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
9785 * c-objc-common.c (c_objc_common_init): Don't call
9786 add_c_tree_codes, instead set lang_unsafe_for_reeval.
9787 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9788 objc_tree_code_name, add_objc_tree_codes): Delete.
9789 (objc_init): Don't call add_objc_tree_codes.
9790 * objc/objc-lang.c (tree_code_type, tree_code_length,
9791 tree_code_name): Define.
9792 * toplev.c (lang_independent_init): Don't set
9793 tree_code_length[IDENTIFIER_NODE].
9794 * tree.c (tree_code_type, tree_code_length, tree_code_name):
9795 Delete definitions, moved to language front-ends.
9796 * tree.def (IDENTIFIER_NODE): Hardwire the length.
9797 * tree.h (tree_code_type, tree_code_length, tree_code_name):
9799 (tree_code_length): Change type to unsigned char.
9801 2002-03-12 Richard Henderson <rth@redhat.com>
9803 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
9804 internal visibility change.
9806 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9808 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
9809 validize_mem() instead of change_address to avoid clobbering
9812 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
9814 * c-lex.h (position_after_whitespace): Remove.
9816 2002-03-12 Jakub Jelinek <jakub@redhat.com>
9818 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
9819 (lex_string): Use unsigned char pointers.
9821 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9823 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
9824 is not a valid memory_operand.
9826 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9828 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
9829 * config/xtensa/lib1funcs.asm: Fix copyright to include
9830 special case for libgcc files.
9831 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
9832 (__divsi3): Likewise.
9833 (__umodsi3): Likewise.
9834 (__modsi3): Likewise.
9835 * config/xtensa/lib2funcs.S: Fix copyright to include
9836 special case for libgcc files.
9838 2002-03-12 Tom Rix <trix@redhat.com>
9840 * collect2.c (resolve_lib_name): Move outside of
9841 OBJECT_FORMAT_COFF ifdef.
9842 (ignore_library): Same.
9844 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9846 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
9848 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9850 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
9851 to function_section before writing out the constant pool.
9853 2002-03-12 David Edelsohn <edelsohn@gnu.org>
9855 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
9857 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
9859 2002-03-12 Alan Modra <amodra@bigpond.net.au>
9861 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
9865 (cmpsi splitter): Likewise.
9866 (modsi3): Fail if <= 0.
9867 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
9868 redundant test when HOST_BITS_PER_WIDE_INT != 32.
9869 (reg_or_sub_cint64_operand): Likewise.
9870 (num_insns_constant_wide): Optimize sign extension.
9871 (rs6000_legitimize_address): Likewise.
9873 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9875 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9876 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9878 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9880 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
9881 address calculation.
9883 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9885 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
9886 scratch register to DImode / TImode.
9887 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
9888 register used does not overlap the target.
9890 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9892 * Makefile.in (debug.o): Depend on debug.h.
9893 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
9894 * debug.c (do_nothing_debug_hooks): Likewise.
9895 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
9896 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
9897 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
9898 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
9899 * dwarfout.c (dwarf_debug_hooks): Likewise.
9900 * integrate.c (output_inline_function): Likewise.
9901 * objc/objc-act.c (synth_module_prologue): Likewise.
9902 * sdbout.c (sdb_debug_hooks): Likewise.
9903 * toplev.c (debug_hooks): Likewise.
9904 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9906 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9908 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
9909 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
9910 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
9911 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
9912 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
9913 * defaults.h (POINTER_SIZE): Define.
9914 * doc/tm.texi (POINTER_SIZE): Document default.
9916 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9918 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
9920 2002-03-11 Richard Henderson <rth@redhat.com>
9922 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
9923 if rebuild_label_notes_after_reload.
9925 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
9927 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
9928 emit pic register load if "internal" visibility.
9929 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
9930 (cris_expand_builtin_va_arg): Do all computations on trees.
9932 2002-03-11 Richard Henderson <rth@redhat.com>
9934 * rtlanal.c: Include recog.h.
9935 (keep_with_call_p): Fix thinko.
9936 * Makefile.in (rtlanal.o): Update dependencies.
9938 2002-03-11 Chris Meyer <cmeyer@gatan.com>
9940 * genflags.c (gen_insn): Use IS_VSPACE.
9941 * genoutput.c (output_insn_data): Likewise.
9942 (process_template): Likewise.
9944 2002-03-11 Richard Henderson <rth@redhat.com>
9946 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
9948 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
9950 * Makefile.in: Update.
9951 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
9952 Update documentation.
9953 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
9954 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
9956 2002-03-11 Zack Weinberg <zack@codesourcery.com>
9958 * Makefile.in: Give texi2pod its input file as a command line
9959 argument, not on stdin.
9961 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
9962 Daniel Berlin <dan@dberlin.org>
9964 C++ alias analysis improvement.
9965 * alias.c (record_component_aliases): Record aliases for base
9968 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
9970 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
9972 2002-03-11 Douglas B Rupp <rupp@gnat.com>
9974 * toplev.c (vms_fopen): Remove, not needed.
9976 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
9978 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
9980 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
9981 for FP, already done later.
9983 * toplev.c (debug_args): Add entry for VMS_DEBUG.
9984 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
9986 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
9988 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
9989 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
9990 LARGEST_EXPONENT_IS_NORMAL for the given mode.
9991 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
9992 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
9993 (ediv, emul, eldexp, esqrt): Likewise.
9994 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
9995 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
9996 (saturate): New function.
9997 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
9998 (make_nan): Use a saturation value instead of a NaN if
9999 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
10000 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
10001 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
10002 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
10003 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
10004 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
10005 !ROUND_TOWARDS_ZERO.
10006 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
10007 (ROUND_TOWARDS_ZERO): Document.
10009 2002-03-11 Andreas Jaeger <aj@suse.de>
10011 * cfg.c (dump_flow_info): Remove unused variable.
10013 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
10015 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
10016 computations on trees.
10018 2002-03-10 Richard Henderson <rth@redhat.com>
10021 * reload.c (copy_replacements_1): New.
10022 (copy_replacements): Use it to recurse through the rtx.
10024 2002-03-10 Richard Henderson <rth@redhat.com>
10026 * loop.c (strength_reduce): Compute number of iterations as
10027 unsigned HOST_WIDE_INT.
10029 2002-03-10 Richard Henderson <rth@redhat.com>
10031 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
10032 to move away from the end of the block.
10034 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
10036 PR preprocessor/5899
10037 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
10039 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10041 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
10043 * attribs.c (decl_attributes): Fix signed/unsigned warning.
10045 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
10047 * config/mmix/mmix.c: Improve comments.
10048 (mmix_target_asm_function_prologue): Drop variable
10049 empty_stack_frame. Don't allocate unused slot above fp.
10050 (mmix_target_asm_function_epilogue): Mirror prologue changes.
10051 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
10052 brace in first column.
10053 (enum reg_class): Ditto.
10054 (FIRST_PARM_OFFSET): Now 0.
10055 (USER_LABEL_PREFIX): Remove #if 0:d definition.
10057 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10059 * combine.c (make_extraction): Fix error in last change.
10061 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10063 * c4x.c (c4x_fp_reglist): Const-ify.
10064 * cris.c (cris_print_operand): Likewise.
10065 * i386.c (ix86_va_arg): Likewise.
10066 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
10067 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
10068 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
10069 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
10070 * mcore.h (regno_reg_class): Likewise.
10071 * mips.c (gen_int_relational): Likewise.
10072 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
10073 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
10074 * pdp11.c (move_costs): Likewise.
10075 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
10076 * s390.c (s390_branch_condition_mnemonic, regclass_map):
10078 * s390.h (regclass_map): Likewise.
10079 * sh.c (shift_amounts): Likewise.
10080 * sh.md (rotlsi3): Likewise.
10082 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10084 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
10085 (ne0+5): Use new clobber to generate proper shift pattern.
10086 Patch by Michael Matz <matz@kde.org>.
10088 2002-03-09 Andreas Schwab <schwab@suse.de>
10090 * gcc.c (validate_all_switches): Also handle `%W{...}'.
10092 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10094 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
10096 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10099 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
10100 even for non-representable constants.
10102 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10104 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
10105 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
10106 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
10107 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
10108 (pop_function_context): Compute MAY_SHARE parameter for
10110 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
10111 (gen_mem_addressof): Call fixup_var_refs with new parm.
10113 * combine.c (make_extraction): Don't make extension of CONST_INT.
10115 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10117 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
10118 in o32 and o64 ABIs.
10119 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
10120 but getting fixed-size structs passed in registers regardless of
10121 padding in o32 and o64 ABIs.
10123 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
10124 offset before loading address of argument passed by transparent
10127 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10129 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
10131 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10133 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
10134 marker such that registers after it are saved.
10136 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10138 * sparc.c (arith_4096_operand): Fix error in last change.
10140 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10142 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
10143 defaults for MEABI.
10145 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10147 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
10150 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10152 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
10154 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
10156 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
10157 removed; fix return value.
10158 * combine.c (combine_instructions): Dirtify blocks where we failed to
10159 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
10160 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
10162 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10164 * gcse.c (insert_insn_end_bb): Fix typo in last change.
10166 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
10168 * recog.c (peephole2_optimize): Re-distribute EH edges.
10170 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
10172 * expr.c (expand_expr): Use unsave lang hook.
10173 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
10174 (LANG_HOOKS_INITIALIZER): Update.
10175 * langhooks.h (struct lang_hooks): New hook unsave.
10176 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
10177 (unsave_expr_1): Remove unused lang_unsave_expr_now.
10178 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
10179 (unsave_expr_now): Remove.
10180 * tree.h (unsave_expr_now, lang_unsave,
10181 lang_unsave_expr_now): Remove.
10184 2002-03-08 Andreas Jaeger <aj@suse.de>
10186 * flow.c (propagate_block_delete_insn): Remove unused variable.
10188 2002-03-08 Kazu Hirata <kazu@hxi.com>
10190 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
10191 insn length for memory load/store.
10193 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
10195 * doc/install.texi (--with-libiconv-prefix): Document.
10197 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
10199 * doc/sourcebuild.texi: Fix typo.
10201 2002-03-08 Jakub Jelinek <jakub@redhat.com>
10204 * builtins.c (std_expand_builtin_va_arg): Do all computations on
10207 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10209 * rtl.c (copy_most_rtx): Move from here ...
10210 * emit-rtl.c (copy_most_rtx): ... to here.
10212 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10214 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
10215 SUBTARGET_CPP_SIZE_SPEC.
10216 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
10218 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
10220 2002-03-07 Matt Hiller <hiller@redhat.com>
10222 * gensupport.c (first_dir_md_include): Renamed from include;
10223 change all references.
10224 (last_dir_md_include): Renamed from last_include; change all
10226 (init_md_reader): Unconditionally initialize base_dir whether or
10227 not filename is a relative path.
10229 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
10231 * config/fp-bit.c (_unord_f2): Compile it in even if
10232 US_SOFTWARE_GOFAST is enabled.
10234 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
10235 NULL_RTX. Set all HFmode operations as NULL_RTX.
10236 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
10237 NULL_RTX, try reversing the comparison and the operands.
10239 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10241 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
10242 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
10245 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
10247 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
10249 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10251 * basic-block.h (fixup_abnormal_edges): Declare.
10252 * reload1.c (fixup_abnormal_edges): New function.
10253 * reg-stack.c (convert_regs): Use it.
10255 * gcse.c (insert_insn_end_bb): Handle trapping insns.
10257 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
10259 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
10261 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
10262 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
10263 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
10264 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
10265 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
10266 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
10267 unless x and y could be infinite.
10268 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
10269 Check that the common type of both arguments is a real, even for
10270 targets without unordered comparisons. Allow an integer argument
10271 to be compared against a real.
10272 (expand_tree_builtin): Use expand_unordered_cmp.
10273 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
10274 * cse.c (fold_rtx): Likewise. Fix indentation.
10275 * fold-const.c (fold_real_zero_addition_p): New.
10276 (fold): Use it, and the new HONOR_... macros.
10277 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
10278 * jump.c (reversed_comparison_code_parts): After searching for
10279 the true comparison mode, use HONOR_NANS to decide whether it
10280 can be safely reversed.
10281 (reverse_condition_maybe_unordered): Remove IEEE check.
10282 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10283 to decide which simplifications are valid. Allow the following
10284 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10285 and (a - -b) to (a + b).
10286 (simplify_relational_operation): Use HONOR_NANS.
10287 * doc/tm.texi: Document the MODE_HAS_... macros.
10289 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10291 * combine.c (simplify_comparison): If simplifying a logical shift
10292 right and compare with constant, force the comparison to unsigned.
10294 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10296 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10298 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10300 (alt_reg_names): Remove % for vrsave.
10302 2002-03-06 Richard Henderson <rth@redhat.com>
10304 PR optimization/5844
10305 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10306 if used indicates we've already emitted one copy of an operand.
10307 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10308 (gen_split): Supply a non-null used.
10310 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10312 * reload1.c (reload): Unshare all rtl after reload is done.
10314 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10315 but simply fail if the expression is too complex to simplify.
10316 (simplify_gen_binary): Handle simplify_plus_minus failures.
10318 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10320 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10321 consistently call delete_trivially_dead_insns after CSE and GCSE;
10322 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10323 after liveness2; update comment in last crossjumping.
10324 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10326 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10328 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10329 after completing fast dead code elimination.
10331 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10334 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10336 * version.c: Fix misplaced leading blanks on first line.
10338 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10340 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10342 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10344 * cfgcleanup.c (mentions_nonequal_regs): New function.
10345 (thread_jump): Use it.
10346 * toplev.c (rest_of_compilation): Run jump threading after
10349 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10351 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10354 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10356 * predict.c (estimate_bb_frequencies): Do not reload the
10357 frequencies from notes.
10359 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10361 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10362 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10364 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10365 delete_noop_moves): Return indeger.
10366 * flow.c (ndead): New variable.
10367 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10368 BB argument; update callers.
10369 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10370 (life_analysis): Do not call purge_all_dead_edges.
10371 (update_life_info): Return number of deleted insns; print statistics.
10372 (update_life_info_in_dirty_blocks): likewise.
10373 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10374 return number of insns deleted.
10376 * cse.c: Include timevar.h
10377 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10378 iterate until stabilizes; print statistics; return number of killed
10380 * Makefile.in: (cse.o): Add timevar.h dependency
10381 * rtl.h (delete_trivially_dead_insns): New.
10382 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10383 * toplev.c (rest_of_compilation): Update callers.
10385 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10386 (try_optimize_cfg): Do not update liveness.
10387 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10388 removal stabilizes; use delete_trivially_dead_insns.
10390 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10392 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10394 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10395 callbacks when processing assembly language.
10397 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10399 * pa.h (ASM_FILE_END): Define.
10400 * som.h (ASM_FILE_END): Delete.
10402 * pa.c (function_arg): Don't pass floats in general registers in
10403 indirect calls if TARGET_ELF32.
10405 2002-03-05 Richard Henderson <rth@redhat.com>
10407 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10409 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10411 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10413 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10415 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10416 -r command line. Don't hide any symbols if not building
10419 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10421 * cfg.c (dump_flow_info): Warn about profile mismatches.
10422 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10423 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10425 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10427 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10428 wide volatile memory by parts.
10430 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10432 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10435 2002-03-05 Richard Henderson <rth@redhat.com>
10437 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10439 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10441 * toplev.c (documented_lang_options): Document more
10442 language-specific options.
10443 * doc/invoke.texi (Warning Options): Correct documentation for
10444 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10445 * c-decl.c (c_decode_option): Use a table to handle warning options.
10447 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10449 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10450 parameter to mmix_encode_section_info.
10451 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10452 relocatably. Always produce ELF, not mmo if linking relocatably.
10453 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10454 first is non-zero, don't add symbol prefix.
10455 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10456 prototype accordingly.
10458 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10460 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10462 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10464 * configure.in: Increase required makeinfo version to 4.1.
10465 * configure: Regenerate.
10467 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10469 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10472 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10474 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10475 * doc/invoke.texi: Fix @math uses.
10477 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10479 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10482 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10484 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10485 (powerpc-*-eabisimaltivec*): Same.
10487 * config/rs6000/t-ppcendian: New.
10489 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10491 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10492 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10493 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10495 2002-03-03 Richard Henderson <rth@redhat.com>
10497 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10499 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10501 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10502 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10503 tree.c, config/m68k/m68k.c:
10504 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10505 REAL_ARITHMETIC blocks unconditional. Delete some further
10506 #ifdef blocks predicated on REAL_ARITHMETIC.
10507 * flags.h, toplev.c: Delete remaining references to
10508 flag_pretend_float.
10510 * doc/invoke.texi: Remove documentation of -fpretend-float.
10511 * doc/tm.texi: Describe the various REAL_* macros as provided by
10512 real.h, not by the target configuration files.
10514 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10515 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10516 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10517 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10518 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10519 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10520 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10521 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10522 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10523 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10524 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10525 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10526 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10527 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10528 config/xtensa/xtensa.h:
10529 Do not define, undefine, or mention in comments any of
10530 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10531 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10532 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10533 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10534 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10535 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10536 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10537 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10538 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10540 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10542 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10543 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
10544 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
10545 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
10546 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
10547 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
10549 * defaults.h (BITS_PER_WORD): Define.
10550 * doc/tm.texi (BITS_PER_WORD): Document default value.
10552 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
10553 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
10554 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
10556 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10558 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
10559 lieu of explicit sizeof/sizeof.
10560 * i386.c (override_options, ix86_init_mmx_sse_builtins,
10561 ix86_expand_builtin): Likewise.
10562 * mips.c (mips_add_gc_roots): Likewise.
10563 * mmix.c (mmix_output_condition): Likewise.
10564 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
10565 altivec_init_builtins): Likewise.
10566 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
10567 * cppexp.c (Nsuff, parse_number): Likewise.
10568 * cppinit.c (builtin_array_end): Likewise.
10569 * gcc.c (n_default_compilers, process_command): Likewise.
10570 * genpreds.c (output_predicate_decls): Likewise.
10571 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
10572 * lcm.c (N_ENTITIES): Likewise.
10573 * stor-layout.c (set_sizetype): Likewise.
10575 2002-03-03 Richard Henderson <rth@redhat.com>
10577 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
10578 for types or labels.
10580 2002-03-03 Richard Henderson <rth@redhat.com>
10582 * c-decl.c (start_decl): Initialized variables are not common.
10584 2002-03-02 Per Bothner <per@bothner.com>
10586 * gcc.c (option_map): Suport new --bootclasspath option.
10587 --CLASSPATH is now just an alias for --classpath.
10589 2002-03-02 Richard Henderson <rth@redhat.com>
10591 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
10592 load if "internal" visibility.
10593 * doc/extend.texi: Document visibility meanings.
10595 2002-03-02 Richard Henderson <rth@redhat.com>
10597 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
10598 to functions as well.
10600 2002-03-02 Richard Henderson <rth@redhat.com>
10602 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
10603 (handle_visibility_attribute): Don't call assemble_visibility.
10604 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
10605 without asmspec. Invoke assemble_alias when needed.
10606 * varasm.c (maybe_assemble_visibility): New.
10607 (assemble_start_function, assemble_variable, assemble_alias): Use it.
10609 2002-03-02 Richard Henderson <rth@redhat.com>
10611 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
10612 invoke ENCODE_SECTION_INFO with first call flag.
10614 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
10615 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
10616 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
10617 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
10618 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10619 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10620 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
10621 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
10622 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
10623 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
10624 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
10625 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
10626 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10627 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
10628 config/mcore/mcore-protos.h, config/mcore/mcore.c,
10629 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
10630 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
10631 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
10632 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
10633 config/sh/sh.h, config/sparc/sparc.h,
10634 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
10635 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
10636 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
10637 FIRST argument. As needed, examine it and do nothing.
10639 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
10640 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10641 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
10643 * config/arm/t-pe (pe.o): Add dependencies.
10645 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10647 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
10648 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
10649 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
10650 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
10651 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
10652 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
10653 * defaults.h (BITS_PER_UNIT): Define.
10654 * doc/tm.texi (BITS_PER_UNIT): Document default value.
10656 2002-03-02 Kazu Hirata <kazu@hxi.com>
10658 * config/h8300/h8300-protos.h: Add a prototype for
10659 compute_a_shift_length.
10660 * config/h8300/h8300.c (h8300_asm_insn_count): New.
10661 (compute_a_shift_length): Likewise.
10662 (h8300_adjust_insn_length): Do not adjust insn length of shift
10664 * config/h8300/h8300.md (anonymous shift patterns): Use
10665 compute_a_shift_length.
10667 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10669 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
10670 trunc_int_for_mode.
10672 * emit-rtl.c (offset_address): Call update_temp_slot_address.
10674 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10676 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
10677 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
10678 * flags.h (flag_zero_initialized_in_bss): Declare.
10679 * toplev.c (flag_zero_initialized_in_bss): New flag.
10680 (lang_independent_options): Add flag_zero_initialized_in_bss.
10681 * tree.c (initializer_zerop): New function.
10682 * tree.h (initializer_zerop): Declare.
10683 * varasm.c (assemble_variable): If we can emit bss, put zero
10684 initializers in the bss section.
10686 2002-03-02 Alan Modra <amodra@bigpond.net.au>
10688 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
10689 like more than one symbol per .weak directive.
10691 2002-03-01 Richard Henderson <rth@redhat.com>
10693 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
10694 adjust argument_pointer by pretend_args_size.
10695 (ia64_va_start): Adjust va_start address by -pretend_args_size.
10697 2002-03-01 Kazu Hirata <kazu@hxi.com>
10699 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
10701 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
10703 * toplev.c (rest_of_compilation): Delete dead jumptables before
10705 * flow.c (delete_dead_jumptables): Make global.
10706 * rtl.h (delete_dead_jumptables): Declare.
10708 2002-03-01 David Edelsohn <edelsohn@gnu.org>
10710 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
10711 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
10712 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
10714 2002-03-01 Kazu Hirata <kazu@hxi.com>
10716 * config/h8300/h8300-protos.h: Fix formatting.
10717 * config/h8300/h8300.c: Likewise.
10718 * config/h8300/h8300.h: Likewise.
10720 2002-03-01 Kazu Hirata <kazu@hxi.com>
10722 * config/h8300/h8300.c (print_operand): Support 16-bit
10723 constant addresses.
10724 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
10726 2002-02-28 Richard Henderson <rth@redhat.com>
10728 * expmed.c (store_bit_field): Prevent generation of CONCATs;
10729 pun complex values as integers; use gen_lowpart instead of
10731 (extract_bit_field): Likewise.
10733 2002-03-01 Alan Modra <amodra@bigpond.net.au>
10734 David Edelsohn <edelsohn@gnu.org>
10736 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
10737 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
10738 (SUPPORTS_WEAK): Likewise.
10739 * output.h (add_weak): Add tree param.
10740 * varasm.c (add_weak): Likewise. Save decl.
10741 (struct weak_syms): Add decl field.
10742 (mark_weak_decls): New function.
10743 (init_varasm_once): ggc_add_root mark_weak_decls.
10744 (assemble_start_function): Use ASM_WEAKEN_DECL.
10745 (assemble_variable): Likewise.
10746 (assemble_alias): Likewise.
10747 (declare_weak): Pass decl to add_weak.
10748 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
10749 (remove_from_pending_weak_list): Declare and define for
10751 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
10752 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
10753 * defaults.h (SUPPORTS_WEAK): Likewise.
10754 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10755 .weak for code sym. Do emit .size for descriptor sym.
10756 (ASM_DECLARE_FUNCTION_SIZE): Define.
10757 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
10758 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
10759 .lglobl unless TARGET_XCOFF. Formatting fixes.
10760 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10761 .weak for code sym.
10762 (HANDLE_PRAGMA_WEAK): Remove.
10763 (ASM_WEAKEN_LABEL): Remove.
10764 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
10766 2002-03-01 Jason Merrill <jason@redhat.com>
10768 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
10769 (TARGET_EXPR_CLEANUP): New macro.
10771 2002-02-28 Steve Ellcey <sje@cup.hp.com>
10773 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
10774 to take ptr_extend into account as third type of extension.
10775 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
10776 fields used by SUBREG_PROMOTED_UNSIGNED_P.
10777 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
10778 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
10779 * calls.c (precompute_arguments): Use new macro.
10780 (expand_call): Ditto.
10781 * combine.c (nonzero_bits): Ditto.
10782 (record_promoted_value): Ditto.
10783 * expr.c (store_expr): Ditto.
10784 (expand_expr): Ditto.
10785 * function.c (assign_parms): Ditto.
10787 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
10789 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
10790 override -shared and -shared-libgcc.
10792 2002-02-28 David O'Brien <obrien@FreeBSD.org>
10794 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
10796 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
10799 2002-02-28 Richard Henderson <rth@redhat.com>
10801 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
10802 4 cycle latency from MM producers.
10803 (ia64_internal_sched_reorder): Likewise with pipeline flush.
10805 2002-02-28 Jakub Jelinek <jakub@redhat.com>
10807 * mklibgcc.in: Don't use GNU make extension.
10809 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10811 * c-parse.in (STATIC): New terminal.
10812 (scspec): New non-terminal. Update productions accordingly.
10813 (program): Remove bogus ifc / end ifc.
10814 (array_declarator): Simplify production using STATIC.
10816 2002-02-28 Jim Meyering <meyering@lucent.com>
10818 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
10819 \a still means TARGET_BELL.
10821 2002-02-28 Richard Henderson <rth@redhat.com>
10823 * haifa-sched.c (sched_emit_insn): New.
10824 (schedule_block): Use last_scheduled_insn to track last insn.
10825 * sched-int.h (sched_emit_insn): Prototype.
10826 * config/ia64/ia64.c (last_issued): Remove.
10827 (ia64_variable_issue): Don't set it.
10828 (nop_cycles_until): Use sched_emit_insn.
10830 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
10832 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
10833 extended constants.
10835 2002-02-28 Kazu Hirata <kazu@hxi.com>
10837 * config/h8300/h8300.c: Fix formatting.
10838 * config/h8300/h8300.h: Likewise.
10840 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
10842 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
10843 which may overwrite the high byte of the frame pointer.
10845 2002-02-28 Bo Thorsen <bo@suse.de>
10847 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
10848 (STARTFILE_SPEC): Add 64 bit files.
10849 (ENDFILE_SPEC): Likewise.
10851 2002-02-28 Jason Merrill <jason@redhat.com>
10853 * c-decl.c (finish_function): Only warn about missing return
10854 statement with -Wreturn-type.
10856 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
10858 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
10860 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
10861 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
10863 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
10865 * basic-block.h (BB_REACHABLE): Renumber.
10866 (BB_DIRTY, BB_NEW): New flags.
10867 (clear_bb_flags): Declare.
10868 (update_life_info_in_dirty_blocks): Declare.
10869 * cfg.c (clear_bb_flags): New function.
10870 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
10871 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
10872 reorder_insns, emit_insn_after): Mark block as dirty.
10873 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
10874 (update_life_info_in_dirty_blocks): New function.
10875 * recog.c (apply_change_group): Dirtify block.
10877 * cse.c (cse_insn): Reorder emitting of jump insn to keep
10879 * gcse.c (delete_null_pointer_checks): Likewise.
10881 * toplev.c (dump_file_index): Move cse2 after bp,
10883 (dump_file_info): Similary.
10884 (rest_of_compilation): Avoid most of CFG rebuilds;
10885 do first if converision after null pointer checks, do cse2
10886 after branch prediction; avoid full liveness rebuild after
10887 initializing subregs.
10888 * invoke.texi (-d options): Document -du, renumber.
10890 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
10891 (notice_new_block): Do not set BB_UPDATE_LIFE.
10892 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
10893 merge_blocks_move_successor_nojumps, merge_blocks,
10894 try_crossjump_to_edge): Likewise.
10895 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
10896 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
10897 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
10898 (merge_of_block): Do not use life_data_ok.
10899 (find_if_case_1): Do not use SET_UPDATE_LIFE.
10900 (if_convert): Use BB_DIRTY mechanizm to update life.
10901 * lcm.c (optimize_mode_switching): Update
10902 update_life_info_in_dirty_blocks
10904 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10906 * Makefile.in (integrate.o): Update.
10907 * c-decl.c (copy_lang_decl): Rename.
10908 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10909 * integrate.c: Include langhooks.h.
10910 (copy_decl_for_inlining): Update to use langhook.
10911 * langhooks-def.h (lhd_do_nothing_t,
10912 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
10913 (LANG_HOOKS_INITIALIZER): Update.
10914 * langhooks.c (lhd_do_nothing_t): New.
10915 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
10916 * tree.h (copy_lang_decl): Remove.
10918 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10920 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
10922 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
10923 POST_DEC, and POST_MODIFY.
10925 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10927 * c-typeck.c (digest_init): Remove unused parameter; all
10930 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
10932 * expmed.c (expand_shift): Correctly test for low part of a
10935 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
10937 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
10938 insn UIDs with insn addresses.
10940 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10942 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
10943 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
10944 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
10945 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
10946 gcc.c, toplev.c: Delete code implementing -traditional mode.
10948 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
10949 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
10950 Document removal of -traditional mode for compilation, and
10951 remove documentation only relevant to that mode.
10953 * config/nextstep.h, config/ptx4.h, config/svr4.h,
10954 config/convex/convex.h, config/d30v/d30v.h,
10955 config/i386/dgux.h, config/i386/osf1elf.h,
10956 config/i386/osfelf.h, config/i386/osfrose.h,
10957 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
10958 config/m68k/hp310.h, config/m88k/dgux.h,
10959 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
10960 config/m88k/m88k.h, config/m88k/openbsd.h,
10961 config/mips/abi64.h, config/mips/osfrose.h,
10962 config/mips/svr4-5.h, config/mips/svr4-t.h,
10963 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
10964 config/stormy16/stormy16.h: Remove all references to
10965 -traditional from target specs. Delete all mention of the
10966 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
10967 delete a couple of commented-out definitions of
10968 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
10971 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
10972 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
10974 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10976 * mklibgcc.in: Don't use \n in a line subject to
10977 interpretation by echo.
10979 2002-02-27 Graham Stott <grahams@redhat.com>
10981 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
10984 * loop.c (prescan_loop): Handle PARALLEL.
10986 * unroll.c (loop_iterations): Return 0 if the add_val for
10989 * final.c (output_operand_lossage): Constify PFX_STR.
10991 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
10993 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
10995 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
10996 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
10998 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
11000 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11002 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
11004 * cpplex.c (_cpp_lex_token): Handle directives in macro
11006 * cpplib.c (_cpp_handle_directive): Save and restore state
11007 if parsing macro args when entering a directive.
11008 * cppmacro.c (collect_args): No need to handle directives
11009 in macro arguments.
11010 (enter_macro_context, replace_args): Use the original macro
11011 definition in case it was redefined whilst collecting arguments.
11013 * cpp.texi: Update.
11015 2002-02-26 David Edelsohn <edelsohn@gnu.org>
11017 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
11018 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
11019 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
11021 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
11022 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
11023 (load_toc_v4_PIC_2): Same.
11025 2002-02-26 Alan Modra <amodra@bigpond.net.au>
11027 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
11029 2002-02-26 Richard Henderson <rth@redhat.com>
11031 * config/alpha/alpha.md (ashldi_se): Re-enable.
11033 2002-02-26 Richard Henderson <rth@redhat.com>
11035 * config/alpha/alpha.c (alpha_encode_section_info): Examine
11036 MODULE_LOCAL_P; improve commentary.
11038 2002-02-26 Zack Weinberg <zack@codesourcery.com>
11040 * doc/cpp.texi: Clarify documentation of relationship between
11041 #line and #include.
11043 2002-02-26 Kazu Hirata <kazu@hxi.com>
11045 * config/h8300/h8300-protos.h: Update the prototype for
11046 compute_logical_op_length. Add the prototype for
11047 compute_logical_op_cc.
11048 * config/h8300/h8300.c (compute_logical_op_length): Figure out
11049 code from operands.
11050 (compute_logical_op_cc): New.
11051 * config/h8300/h8300.md: Combine all the logical op patterns
11052 in HImode and SImode. Use compute_logical_op_cc.
11054 2002-02-26 Kelley Cook <kelleycook@comcast.net>
11056 * config/i386/i386.c (print_operand): Don't append ATT-style
11057 length suffixs to x87 opcodes when in Intel mode.
11059 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
11061 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
11062 (init_emit_once): Update calls.
11063 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
11064 (init_syntax_once): Prototype.
11066 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
11068 * pa-linux.h (LIB_SPEC): Update definition.
11069 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11071 2002-02-26 Richard Henderson <rth@redhat.com>
11073 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
11074 if we emitted a stop bit.
11076 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11078 * configure.in (libgcc_visibility): Substitute.
11079 * configure: Rebuilt.
11080 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
11081 defined symbols .hidden.
11083 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11085 * attribs.c (c_common_attribute_table): Add visibility.
11086 (handle_visibility_attribute): New function.
11087 * varasm.c (assemble_visibility): New function.
11088 * output.h (assemble_visibility): Add prototype.
11089 * tree.h (MODULE_LOCAL_P): Define.
11090 * crtstuff.c (__dso_handle): Use visibility attribute.
11091 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
11092 for MODULE_LOCAL_P symbols too.
11093 * config/ia64/ia64.c (ia64_encode_section_info): Handle
11094 MODULE_LOCAL_P symbols the same way as local symbols.
11095 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
11096 into .sdata/.sbss by the user.
11097 * doc/extend.texi (Function Attributes): Document visibility
11100 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11103 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
11104 STRING_CST initializer spanning the whole variable without
11106 If expand_expr returned MEM, don't use it.
11108 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
11110 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
11111 generate a die for the lexical block.
11113 2002-02-26 Kazu Hirata <kazu@hxi.com>
11115 * config/h8300/h8300-protos.h: Add a prototype for
11116 compute_logical_op_length.
11117 * config/h8300/h8300.c (compute_logical_op_length): New.
11118 * config/h8300/h8300.md (anonymous logical patterns): Use
11119 compute_logical_op_length for length.
11121 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11123 * dwarf2out.c (modified_type_die): Do not call type_main_variant
11125 (gen_type_die): Same.
11127 * attribs.c (handle_vector_size_attribute): Set debug information.
11129 2002-02-26 Daniel Egger <degger@fhm.edu>
11131 * config/rs6000/rs6000.md: Swap define_insn attributes to
11132 fix incorrect generation of merge high instructions instead
11135 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11137 * c-typeck.c (really_start_incremental_init): Use
11138 bitsize_zero_node for vectors.
11140 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11142 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
11143 ("*set_vrsave_internal"): Same.
11145 2002-02-25 Richard Henderson <rth@redhat.com>
11147 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
11148 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
11150 2002-02-25 Jakub Jelinek <jakub@redhat.com>
11153 * config/i386/i386.c (ix86_return_pops_args): Only pop
11154 fake structure return argument if it was passed on the stack.
11156 2002-02-25 Jason Merrill <jason@redhat.com>
11158 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
11161 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11163 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
11164 link with shared_name only.
11165 * doc/invoke.texi (Link Options): Document new behavior.
11167 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11169 * c-typeck.c (push_init_level): Handle vectors.
11171 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11173 * config/sparc/sparc.c (const64_high_operand): Zero-extend
11174 operands of SPARC_SETHI_P.
11175 (input_operand): Likewise.
11176 (sparc_emit_set_const32): Likewise.
11177 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
11178 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
11179 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
11180 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
11181 (movdi_insn_sp64_vis): Likewise.
11182 (movdi split, movdf split): Use SETHI32.
11183 * doc/md.texi: Document SPARC constraints L, M and N.
11185 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11187 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
11188 ("*set_vrsave_internal"): use mfspr for Darwin.
11190 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
11191 gen_get_vrsave_internal.
11193 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11195 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
11197 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
11199 * cpplex.c (cpp_interpret_charconst): Get signedness or
11200 otherwise of wide character constants correct.
11201 * cppexp.c (lex): Get signedness of wide charconsts correct.
11203 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11205 * optabs.c (widen_operand): Only call convert_modes for
11206 promoted SUBREG if signedness matches.
11207 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
11209 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11211 * cpplib.c (glue_header_name): Use local buffer to build up
11214 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11216 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
11218 2002-02-23 Kazu Hirata <kazu@hxi.com>
11220 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
11221 H8/300[HS] separately.
11222 * config/h8300/h8300.md: Remove the early clobber constraint
11223 from bit field patterns.
11225 2002-02-23 Kazu Hirata <kazu@hxi.com>
11227 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
11229 (mulhisi3): Likewise.
11230 (umulqisi3): Likewise.
11231 (umulhisi3): Likewise.
11233 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11235 * cppinit.c (output_deps): Correct test for stdout output.
11236 (init_dependency_output): Cure warning.
11238 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11240 * expr.c (store_expr): When converting expression to promoted
11241 equivalent type, allow using SUBREG_REG of TARGET as the target
11242 of the expansion of EXP.
11243 * loop.c (basic_induction_var, case SUBREG): Always look inside.
11244 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
11245 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
11246 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
11247 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
11249 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
11251 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
11252 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
11253 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
11255 2002-02-23 Jakub Jelinek <jakub@redhat.com>
11257 PR optimization/5747
11258 * loop.c (scan_loop): Update reg info if move_movables created new
11261 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11263 * gcc.c (init_gcc_spec): Revert last change.
11265 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11267 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
11268 gpc_reg_operand constraint.
11270 2002-02-23 Alan Modra <amodra@bigpond.net.au>
11272 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
11273 Simplify comparison of `low'.
11274 (add_operand): Fix formatting.
11275 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
11276 (mask_operand): Disallow mask to wrap in 64-bit mode.
11277 (rs6000_stack_info): Remove redundant test setting push_p.
11278 (output_toc): Fix formatting.
11279 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
11280 cc_reg_not_cr0_operand constraint.
11281 (booldi3, boolcdi3 splitters): Same.
11283 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11285 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11287 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11289 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11290 gcc invoked with -shared-libgcc.
11292 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11295 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11296 decl if any of elements was TREE_USED.
11298 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11300 * config/sparc/sol2.h: Don't include sys/mman.h.
11301 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11302 (arith_4096_operand): Don't throw high bits away.
11303 (const64_operand): Take sign extension of CONST_INTs into account.
11304 (const64_high_operand, sparc_emit_set_const32): Likewise.
11305 (GEN_HIGHINT64): Likewise.
11306 (sparc_emit_set_const64_quick1): Likewise.
11307 (const64_is_2insns): Likewise.
11308 (print_operand): Use trunc_int_for_mode for sign extension.
11309 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11310 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11311 chars. Assume CONST_INT is already properly sign-extended.
11312 (movdi split): Sign-extend each SImode part.
11313 (andsi3 split): Don't mask high bits off, so that result
11314 remains properly sign-extend.
11315 (iorsi3 split): Likewise.
11316 (xorsi3 split): Likewise.
11318 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11320 * fold-const.c (fold): Fix typo in comments.
11322 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11324 * Makefile.in (langhooks.o): Update dependencies.
11326 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11328 * langhooks.c: Include flags.h.
11330 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11332 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11334 * c-common.c (c_common_post_options): Set inline trees by
11337 * doc/extend.texi (Function Attributes): Document always_inline
11339 Update documentation about inlining when not optimizing.
11341 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11343 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11344 unless DECL_ALWAYS_INLINE.
11346 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11347 unless DECL_ALWAYS_INLINE.
11348 (c_disregard_inline_limits): Disregard if always_inline set.
11350 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11351 Disregard if always_inline set.
11352 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11353 unless DECL_ALWAYS_INLINE.
11355 * attribs.c (handle_always_inline_attribute): New.
11356 (c_common_attribute_table): Add always_inline.
11358 * config/rs6000/altivec.h: Add prototypes for builtins
11359 requiring the always_inline attribute.
11361 2002-02-21 Eric Christopher <echristo@redhat.com>
11363 * expmed.c (store_bit_field): Try to simplify the subreg
11364 before generating a new one when when the mode size of
11365 value is less than maxmode.
11367 2002-02-21 Richard Henderson <rth@redhat.com>
11369 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11370 than gen_rtx_PLUS to form the sum.
11371 * explow.c (force_reg): Rearrange to not allocate new pseudo
11372 when force_operand returns a register.
11373 * expr.c (expand_assignment): Allow offset_rtx expansion to
11374 return a sum. Do not force addresses into registers.
11375 (expand_expr): Likewise.
11376 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11377 to canonicalize arithmetic that didn't simpify.
11378 (simplify_plus_minus): New argument force; update
11379 all callers. Don't split CONST unless we can do something with it,
11380 and wouldn't lose the constness of the operands.
11382 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11383 that we generated earlier.
11385 2002-02-21 Tom Tromey <tromey@redhat.com>
11387 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11388 (output_line_info): Use constant `1', with a long explanatory
11390 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11392 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11394 * jump.c (redirect_jump): If old label has no UID, don't try to
11397 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11399 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11400 If input is constant, do shifts at compile time.
11402 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11404 * doc/extend.texi: Fix some more overfull hboxes.
11406 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11408 PR optimization/4994
11409 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11412 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11415 * expr.h (expand_and): Add mode argument.
11416 * expmed.c (expand_and): Add mode argument.
11417 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11418 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11419 * except.c (expand_builtin_extract_return_addr): Likewise.
11420 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11421 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11422 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11423 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11424 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11425 gen_rtx (CONST_INT, VOIDmode, x).
11427 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11430 * stmt.c (warn_if_unused_value): Move side effects test once more.
11432 2002-02-20 Torbjorn Granlund <tege@swox.com>
11434 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11435 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11437 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11439 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11440 SUBREG or ZERO_EXTEND.
11442 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11444 * sh.h (current_function_anonymous_args): Remove.
11445 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11446 of current_function_varargs and current_function_stdarg is set.
11447 * sh.c (sh_expand_prologue): Check current_function_varargs /
11448 current_function_stdarg / TARGET_SH5 instead of
11449 current_function_anonymous_args.
11451 * sh64.h (TARGET_VERSION): Define.
11453 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11455 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11456 VRSAVE_REGNO on TARGET_ALTIVEC.
11458 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11460 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11461 bits of SImode const_int.
11462 (includes_rshift_p): Likewise.
11463 (print_operand): Call mask_operand and mask64_operand with correct
11465 (rs6000_output_function_epilogue): Pad traceback table to word.
11466 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11467 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11468 mask64_operand with correct mode.
11469 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11471 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11474 * varasm.c (get_pool_constant_mark): New.
11475 * rtl.h (get_pool_constant_mark): Add prototype.
11476 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11477 be represented if it has not been output.
11479 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11481 * combine.c (do_SUBST): Sanity check substitutions of
11482 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11483 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11484 CONST_INT into its operand.
11485 (known_cond): Likewise, for ZERO_EXTEND.
11486 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11487 allow for simplification of wide modes. Reject CONST_INTs in
11488 ZERO_EXTEND when their actual mode is not given.
11490 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11492 * c-decl.c (pushdecl): If no global declaration is found for an
11493 extern declaration in block scope, try a limbo one.
11495 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11498 * c-common.c (pointer_int_sum): Moved from...
11499 * c-typeck.c (pointer_int_sum): ...here.
11500 * c-common.h (pointer_int_sum): Add prototype.
11502 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11505 * c-decl.c (duplicate_decls): Return 0 if issued error about
11508 2002-02-20 Roger Sayle <roger@eyesopen.com>
11509 Jakub Jelinek <jakub@redhat.com>
11512 * tree.c (host_integerp): Ensure that the constant integer is
11513 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11514 when pos is zero or non-zero respectively. Clarify comment.
11515 * c-format.c (check_format_info_recurse): Fix host_integerp
11516 usage; the pos argument should be zero when assigning to a
11517 signed HOST_WIDE_INT.
11519 2002-02-20 Richard Henderson <rth@redhat.com>
11521 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11522 of the operand, rather than assuming TImode.
11523 (ix86_expand_binop_builtin): Cope with commutative patterns
11524 using nonimmediate_operand for both operands.
11525 (ix86_expand_timode_binop_builtin): Likewise.
11526 (ix86_expand_store_builtin): Validate operand 1.
11527 (ix86_expand_unop1_builtin): Likewise.
11529 2002-02-20 Philip Blundell <philb@gnu.org>
11532 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11534 2002-02-20 Richard Henderson <rth@redhat.com>
11537 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11539 2002-02-20 Tom Tromey <tromey@redhat.com>
11541 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11542 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11543 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11544 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11545 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
11548 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
11550 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
11551 for (const_int 0) in X not just INTVAL.
11553 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
11555 * doc/extend.texi: Avoid or reduce overfull hboxes.
11557 2002-02-20 Diego Novillo <dnovillo@redhat.com>
11559 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
11560 operations if the field does not start at a mode boundary.
11562 2001-02-20 Joel Sherrill <joel@OARcorp.com>
11564 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
11565 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
11566 Also done for -Acpu and -Amachine.
11568 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
11570 * cppinit.c (init_dependency_output): Take deps output file
11571 from -o if none given with -MF. Suppress normal output.
11572 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
11573 * doc/cpp.texi, doc/invoke.texi: Update.
11575 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11577 * toplev.c (output_quoted_string): Write unprintable
11578 characters with octal escapes.
11580 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11582 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
11583 really_call_used[VRSAVE_REGNO] if not Altivec.
11585 2002-02-19 Alan Modra <amodra@bigpond.net.au>
11587 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
11589 (constant_pool_expr_1): Fix formatting.
11590 (rs6000_legitimize_reload_address): Likewise.
11592 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11594 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
11595 now that we have one.
11597 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11599 * tree.h (struct tree_common): Remove aux. Add unused_0 at
11600 end of first block of bitfields (which was only seven bits);
11601 rename dummy to unused_1; remove comment which is no longer true.
11603 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11605 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
11607 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11610 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
11614 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
11615 arm_is_longcall_p rather than inspecting call-type cookie
11617 (call_value_insn) [TARGET_THUMB]: Likewise.
11619 2002-02-19 Graham Stott <grahams@redhat.com>
11621 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
11623 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11625 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
11626 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
11627 (FP_SAVE_INLINE): Delete.
11629 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
11630 * config/rs6000/eabi.asm: Remove ABI save restore routines.
11631 * config/rs6000/t-ppccomm: Build crtsavres.o.
11632 * config/rs6000/crtsavres.asm: New file.
11634 2002-02-19 Philip Blundell <philb@gnu.org>
11636 * config/arm/arm.c (use_return_insn): Don't reject interrupt
11638 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
11639 (output_return_instruction): Allow interrupt functions to return with
11640 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
11641 (arm_expand_prologue): Subtract 4 before stacking LR in an
11642 interrupt function.
11644 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11646 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
11647 decl, not just FUNCTION_DECL.
11648 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
11649 (arm_assemble_integer): Likewise.
11650 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
11653 2002-02-19 matthew green <mrg@eterna.com.au>
11655 * config.gcc (sparc-*-netbsdelf*): Enable target.
11656 (sparc64-*-netbsd*): New target.
11657 * config/sparc/netbsd-elf.h: New file.
11658 * config/sparc/t-netbsd64: New file.
11660 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11662 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
11664 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
11666 * doc/invoke.texi: explicitly list the style guidelines that
11667 -Weffc++ checks for.
11669 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
11671 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
11673 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
11676 * gcc.c (cpp_unique_options): Treat -o as indicating object file
11677 only if not -E. If -E, pass -o through to the preprocessor.
11679 2002-02-19 Kazu Hirata <kazu@hxi.com>
11681 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
11682 register number with an appropriate macro.
11684 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11686 * doc/rtl.texi (Constants): Close @code tag.
11688 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
11690 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
11691 ("mmx_uavgv4hi3"): Same.
11692 ("pmulhrwv4hi3"): Same.
11694 * tree-inline.c (walk_tree): Handle vectors.
11696 * c-common.c (constant_expression_warning): Handle vectors.
11697 (overflow_warning): Same.
11699 * sched-deps.c (sched_analyze_2): Handle vectors.
11701 * rtlanal.c (rtx_unstable_p): Handle vectors.
11702 (rtx_varies_p): Same.
11703 (count_occurrences): Same.
11704 (regs_set_between_p): Same.
11705 (modified_between_p): Same.
11706 (modified_in_p): Same.
11707 (volatile_insn_p): Same.
11708 (volatile_refs_p): Same.
11709 (side_effects_p): Same.
11710 (may_trap_p): Same.
11711 (inequality_comparisons_p): Same.
11712 (replace_regs): Same.
11713 (computed_jump_p_1): Same.
11715 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
11717 (inner_mode_array): New.
11718 (copy_rtx): Handle vectors.
11719 (copy_most_rtx): Same.
11720 (rtx_equal_p): Same.
11721 (get_mode_alignment): Adjust for vectors.
11723 * resource.c (mark_referenced_resources): Handle vectors.
11724 (mark_set_resources): Same.
11726 * reload1.c (eliminate_regs): Handle vectors.
11727 (elimination_effects): Same.
11728 (scan_paradoxical_subregs): Same.
11730 * reload.c (subst_reg_equivs): Handle vectors.
11732 * regrename.c (scan_rtx): Handle vectors.
11734 * regclass.c (reg_scan_mark_refs): Handle vectors.
11736 * recog.c (find_single_use_1): Handle vectors.
11738 * local-alloc.c (equiv_init_varies_p): Handle vectors.
11739 (contains_replace_regs): Same.
11740 (memref_referenced_p): Same.
11742 * integrate.c (copy_rtx_and_substitute): Handle vectors.
11743 (subst_constants): Same.
11745 * genattrtab.c (attr_copy_rtx): Handle vectors.
11746 (encode_units_mask): Same.
11747 (clear_struct_flag): Same.
11748 (count_sub_rtxs): Same.
11750 * gcse.c (want_to_gcse_p): Handle vectors.
11751 (oprs_unchanged_p): Same.
11752 (hash_expr_1): Same.
11753 (oprs_not_set_p): Same.
11754 (expr_killed_p): Same.
11755 (compute_transp): Same.
11756 (store_ops_ok): Same.
11758 * function.c (purge_addressof_1): Do not allow paradoxical subregs
11760 (fixup_var_refs_1): Same.
11761 (instantiate_virtual_regs_1): Same.
11763 * fold-const.c (operand_equal_p): Handle vectors.
11765 (rtl_expr_nonnegative_p): Same.
11767 * flow.c (mark_used_regs): Handle vectors.
11769 * df.c (df_uses_record): Handle vectors.
11771 * cselib.c (cselib_subst_to_values): Handle vectors.
11772 (cselib_mem_conflict_p): Same.
11775 * cse.c (canon_reg): Handle vectors.
11777 (cse_process_notes): Same.
11778 (count_reg_usage): Same.
11779 (canon_hash): Same.
11781 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
11783 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
11785 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
11786 (gen_rtx): Handle CONST_VECTOR.
11787 (gen_const_vector_0): New.
11788 (copy_rtx_if_shared): CONST_VECTORs can be shared.
11789 (reset_used_flags): Same.
11790 (copy_insn_1): Same.
11791 (initializer_constant_valid_p): Handle VECTOR_CST.
11793 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
11795 * doc/rtl.texi (Constants): Document const_vector.
11796 (CONST0_RTX): Update for vectors.
11797 (RTL sharing): Same.
11799 * print-tree.c (print_node): Add case for VECTOR_CST.
11801 * tree.h (TREE_VECTOR_CST_ELTS): New.
11802 (struct tree_vector): New.
11803 (union tree_node): Add vector node.
11804 (build_vector): Add prototype.
11806 * tree.def (VECTOR_CST): New.
11808 * tree.c (build_vector): New.
11810 * expmed.c (make_tree): Handle CONST_VECTOR.
11812 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
11813 (CONST_VECTOR_ELT): New.
11814 (CONST_VECTOR_NUNITS): New.
11816 * machmode.h (GET_MODE_INNER): New.
11817 (DEF_MACHMODE): Accept 8th arg.
11819 * machmode.def: Add 8th argument for vector inner mode.
11820 Add inner vector modes for vectors.
11822 * rtl.def (VEC_CONST): Remove.
11823 (CONST_VECTOR): New.
11825 * expr.c (clear_storage): Allow vectors.
11826 (is_zeros_p): Handle VECTOR_CST.
11828 * varasm.c (output_constant_pool): Handle vectors.
11829 (rtx_const): Add veclo and vechi fields.
11830 (kind): Add RTX_VECTOR.
11831 (decode_rtx_const): Add case for vector.
11833 * config/rs6000/rs6000-protos.h: Add zero_constant.
11835 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
11836 constants. Force easy vector constants into memory.
11837 (easy_vector_constant): New.
11838 (emit_easy_vector_constant): New.
11839 (rs6000_legitimize_reload_address): Do not generate bad reloads on
11842 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
11844 ("altivec_lvxl"): Same.
11845 (altivec_lvebx): Same.
11846 (altivec_lvehx): Same.
11847 (altivec_lvewx): Same.
11848 ("*movv4si_const0"): New.
11849 ("*movv4sf_const0"): New.
11850 ("*movv8hi_const0"): New.
11851 ("*movv16qi_const0"): New.
11853 2002-02-18 Kazu Hirata <kazu@hxi.com>
11855 * config/h8300/h8300.c (notice_update_cc): Use
11858 2002-02-18 Kazu Hirata <kazu@hxi.com>
11860 * config/h8300/h8300.md (divmod patterns): Change the
11861 constraints for operands[1] to register_operand.
11863 2002-02-18 Kazu Hirata <kazu@hxi.com>
11865 * config/h8300/h8300-protos.h: Remove the prototype for
11867 * config/h8300/h8300.c (p_operand): Remove.
11868 * config/h8300/h8300.md: Replace p_operand with
11871 2002-02-18 Philip Blundell <pb@nexus.co.uk>
11873 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
11875 (output_return_instruction): Allow use of LDR to unstack
11876 return addresss even for interrupt handlers or when
11877 interworking. If compiling for ARMv5, use interworking-safe
11878 return instructions by default. Remove duplicated code and
11879 lengthy "strcat" sequences.
11881 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11883 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
11884 (LINK_EH_SPEC): Define.
11885 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
11887 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11889 * config/s390/s390.c (s390_emit_prologue): Do not set the
11890 frame_related flag for call-clobbered registers.
11892 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
11894 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
11895 (construct_container): Fix handling of SSE operands.
11896 (ix86_expand_builtin): Fix handling of 64bit pointers.
11897 (mmx_maskmovq_rex): New pattern.
11899 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
11901 * regrename.c (kill_set_value): Handle subregs properly.
11903 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
11905 * objc/objc-act.c (handle_impent): Remove leading '*'
11906 from objc_class_name.
11908 2002-02-17 Richard Henderson <rth@redhat.com>
11910 * config/alpha/alpha.c (some_small_symbolic_operand,
11911 some_small_symbolic_operand_1, split_small_symbolic_operand,
11912 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
11913 Handle small SYMBOL_REFs anywhere, not just inside memories.
11914 * config/alpha/alpha-protos.h: Update.
11915 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11916 * config/alpha/alpha.md (small symbolic operand splitter): Update.
11918 2002-02-17 Roland McGrath <roland@frob.com>
11920 * config.gcc (powerpc-*-gnu-gnualtivec*,
11921 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
11922 * config/rs6000/gnu.h: New file.
11923 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
11924 Grok "gnu" in rs6000_abi_name.
11925 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
11926 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
11927 Grok -mcall-gnu analogous to -mcall-linux et al.
11928 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11929 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
11930 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
11932 2002-02-17 Jakub Jelinek <jakub@redhat.com>
11935 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
11938 2002-02-17 Philipp Thomas <pthomas@suse.de>
11940 * config/cris/cris.h: Undefine STARTFILE_SPEC and
11941 ENDFILE_SPEC before (re)defining them.
11943 2002-02-17 Kazu Hirata <kazu@hxi.com>
11945 * config/h8300/h8300.c: Fix formatting.
11946 * config/h8300/h8300.h: Likewise.
11948 2002-02-17 Philipp Thomas <pthomas@suse.de>
11950 * doc/tm.texi: Explain why empty strings should not be
11951 marked for translation.
11953 2002-02-17 Philipp Thomas <pthomas@suse.de>
11955 * final.c (output_operand_lossage): Changed to accept
11956 printf style arguments. Change calls where necessary.
11957 * output.h (output_operand_lossage): Change declaration
11958 accordingly. Update copyright.
11959 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
11960 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
11961 Update copyright date where necessary.
11963 * config/i386/i386.c (print_operand): Likewise. Remove use of
11966 * config/cris/cris.c (cris_operand_lossage): Likewise.
11967 Rename parameter so that exgettext recognizes it as
11968 translatable message.
11969 (LOSE_AND_RETURN): Rename parameter to msgid.
11971 2002-02-17 Kazu Hirata <kazu@hxi.com>
11973 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
11974 hard coded register number with an appropriate macro.
11975 (HARD_REGNO_MODE_OK): Likewise.
11976 (ARG_POINTER_REGNUM): Likewise.
11977 (STATIC_CHAIN_REGNUM): Likewise.
11978 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
11979 * config/h8300/h8300.md (define_constants): Define more
11982 2002-02-17 Philipp Thomas <pthomas@suse.de>
11984 * config/i386/i386.h: Don't mark empty strings for translation.
11986 2002-02-16 H.J. Lu <hjl@gnu.org>
11988 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
11990 2002-02-16 Zack Weinberg <zack@codesourcery.com>
11992 * cppinit.c (merge_include_chains): Check for brack being
11993 NULL before attempting to merge it with qtail.
11995 2002-02-16 Andrew Cagney <ac131313@redhat.com>
11997 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
12000 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12002 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
12004 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12006 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
12007 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
12008 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
12010 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12012 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
12013 now only if !TARGET_FIX.
12014 (*movsi_nt_vms_fix): New pattern.
12016 2002-02-16 Douglas B Rupp <rupp@gnat.com>
12018 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
12019 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
12020 (alpha_sa_mask, alpha_sa_size): Reflect above change.
12021 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
12022 (alpha_start_function, alpha_expand_epilogue): Likewise.
12023 (unicosmk_gen_dsib): Likewise.
12025 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12027 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
12029 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
12031 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
12032 check_and_change_labels, s390_final_chunkify): Delete.
12033 (s390_split_branches, s390_chunkify_pool): New functions.
12034 (s390_function_prologue): Call them.
12036 * config/s390/s390.h (S390_REL_MAX): Delete.
12037 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
12039 * config/s390/s390.md (cjump, icjump, jump): Fix length
12040 attribute calculation.
12043 2002-02-15 David Edelsohn <edelsohn@gnu.org>
12045 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
12046 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
12048 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12050 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
12051 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
12052 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
12054 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12056 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
12058 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12060 * reload.c (find_dummy_reload): Check that an output register
12061 is valid for its mode.
12063 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
12065 * combine.c (known_cond): After replacing the REG of a SUBREG, try
12068 * function.c (assign_parms): Demote promoted argument passed by
12069 transparent reference.
12071 2001-02-14 Joel Sherrill <joel@OARcorp.com>
12073 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
12074 -Acpu() and -Amachine() to eliminate warnings.
12076 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12078 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
12080 2002-02-14 Kazu Hirata <kazu@hxi.com>
12082 * config/h8300/h8300-protos.h: Update the prototype for
12084 * config/h8300/h8300.c (const_costs): Treat SET as a little
12085 more expensive operation.
12086 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
12087 reference to const_costs.
12089 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
12091 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
12093 2002-02-14 Jakub Jelinek <jakub@redhat.com>
12096 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
12097 use arguments from newtype.
12099 2002-02-13 Eric Christopher <echristo@redhat.com>
12101 * config/mips/mips.c (override_options): Add check for march/mipsX
12102 on the same command line. Fix error message in cpu processing.
12103 Remove architecture and ISA checks.
12105 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12107 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
12109 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
12111 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12113 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
12115 ("*movv8hi_internal1"): Same.
12116 ("*movv16qi_internal1"): Same.
12117 ("*movv4sf_internal1"): Same.
12119 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
12120 not push_reload for altivec modes.
12122 2002-02-13 Joel Sherrill <joel@OARcorp.com>
12124 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
12125 all RTEMS targets including removal of #includes from config/*/rtems*.h
12126 file and adding them to tm_file setting. Added xm_defines=POSIX to
12128 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
12129 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
12130 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
12131 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
12132 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
12133 config/m68k/rtemself.h: Ditto.
12134 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
12135 config/mips/rtems64.h: Ditto.
12136 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
12137 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
12139 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
12140 config/sparc/rtemself.h: Ditto.
12141 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
12142 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
12143 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
12145 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
12146 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
12147 target made more similar to i386-elf.
12148 * config/i386/t-rtems-i386: Added soft float support and multilibs.
12149 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
12150 be similar to config/m68k/t-m68kelf.
12151 * gthr-rtems.h: Encapsulate with extern "C" for C++.
12153 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
12155 * regmove.c (kill_value): Handle subregs.
12157 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
12159 * i386.md (mul patterns): Allow memory operand to be first;
12160 add expanders where needed; fix constraints.
12161 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
12162 Allow memory operand to be the first.
12164 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
12167 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12170 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
12173 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12175 PR optimization/5547:
12176 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
12177 all valid IA-32 address modes involving non-scaled %ebx and
12178 GOT/GOTOFF as displacement.
12180 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
12182 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
12183 after emitting ltorg insns.
12185 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
12186 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
12187 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
12188 *abssf2): Fix "op_type" attribute.
12190 2002-02-13 Douglas B Rupp <rupp@gnat.com>
12192 * mkconfig.sh: Avoid using a subshell redirect.
12193 ($output.T): Change to $(output)T.
12194 (ENABLE_NLS): Remove unneeded undef.
12196 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
12197 * config/alpha/x-vms (libsubdir): Define.
12199 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
12200 register frame procedures. Optimize retrieving context.
12202 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
12203 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
12204 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
12206 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12208 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
12209 Make same change as for find_base_value.
12211 2002-02-13 Kazu Hirata <kazu@hxi.com>
12213 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
12214 of QImode and SImode.
12216 2002-02-13 Kazu Hirata <kazu@hxi.com>
12218 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
12219 length computation of movsi.
12220 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
12222 2002-02-13 Kazu Hirata <kazu@hxi.com>
12224 * config/h8300/h8300.md (subqi3): Tighten the predicate for
12225 operands[2] to register_operand.
12227 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
12229 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
12231 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
12233 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
12234 for altivec_lvx* and altivec_stvx*.
12235 ("*movv4si_internal"): Add constraint for loading from GPRs.
12236 ("*movv8hi_internal1"): Same.
12237 ("*movv16qi_internal1"): Same.
12238 ("*movv4sf_internal1"): Same.
12240 * config/rs6000/rs6000.c (altivec_register_operand): New.
12242 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12243 altivec_register_operand.
12245 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
12247 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
12250 2002-02-13 Stan Shebs <shebs@apple.com>
12252 * c-typeck.c (digest_init): Handle vectors.
12253 (really_start_incremental_init): Same.
12254 (pop_init_level): Same.
12255 (process_init_element): Same.
12257 * varasm.c (output_constant): Same.
12259 * expr.c (clear_storage): Same.
12260 (store_constructor): Same.
12262 2002-02-12 Eric Christopher <echristo@redhat.com>
12264 * explow.c (hard_function_value): Add comment explaining
12265 signed/unsigned comparison.
12267 2002-02-12 Jakub Jelinek <jakub@redhat.com>
12269 * jump.c (never_reached_warning): Add finish argument.
12270 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
12271 real insn after end.
12272 * rtl.h (never_reached_warning): Adjust prototype.
12273 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
12274 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
12275 never_reached_warning.
12277 2002-02-12 Graham Stott <grahams@redhat.com>
12279 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
12281 2002-02-12 Kazu Hirata <kazu@hxi.com>
12283 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12284 logical shifts on H8/300.
12285 (shift_alg_si): Improve several shifts on H8/300.
12286 (get_shift_alg): Likewise.
12288 2002-02-12 Graham Stott <grahams@redhat.com>
12290 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12292 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12294 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12295 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12297 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12299 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12300 non-CONST_INT through default_assemble_integer.
12301 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12302 <case 8>: Abort for CONST_DOUBLE.
12304 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12306 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12308 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12309 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12311 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12313 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12315 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12317 * regrename.c (regrename_optimize): Don't accept a
12318 part-clobbered register if the replaced register is not part
12321 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12322 take padding into account when computing the argument value.
12324 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12326 * combine.c (try_combine): Apply substitutions in
12327 CALL_INSN_FUNCTION_USAGE too.
12329 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12331 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12332 __builtin_altivec_abs*.
12335 * config/rs6000/rs6000.h (rs6000_builtins): Add
12336 ALTIVEC_BUILTIN_ABS*.
12338 * config/rs6000/altivec.h: Use const char for builtins expecting
12340 (vec_abs): New versions for C and C++.
12343 2002-02-10 Kazu Hirata <kazu@hxi.com>
12345 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12348 2002-02-10 Kazu Hirata <kazu@hxi.com>
12350 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12351 constant definition from h8300.md.
12352 (FRAME_POINTER_REGNUM): Likewise.
12353 * config/h8300/h8300.md (define_constants): Add FP_REG.
12355 2002-02-10 Kazu Hirata <kazu@hxi.com>
12357 * config/h8300/h8300.c (print_operand): Remove redundant code.
12359 2002-02-10 Kazu Hirata <kazu@hxi.com>
12361 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12362 * config/h8300/h8300.c (byte_reg): Make it static.
12364 2002-02-10 Richard Henderson <rth@redhat.com>
12367 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12369 2002-02-10 Richard Henderson <rth@redhat.com>
12372 * tree.c (append_random_chars): Don't abort if main_input_filename
12375 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12377 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12379 2002-02-10 Kazu Hirata <kazu@hxi.com>
12381 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12382 (pushhi1): Likewise.
12384 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12386 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12387 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12389 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12391 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12393 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12395 2002-02-09 Kazu Hirata <kazu@hxi.com>
12397 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12398 a half of an SImode register on H8/300.
12400 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12402 * i386.md (movdi_2): Add missing '!'.
12404 2002-02-09 Kazu Hirata <kazu@hxi.com>
12406 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12409 2002-02-09 Kazu Hirata <kazu@hxi.com>
12411 * config/h8300/h8300.md (length): Correct the distance valid
12412 for the short branch.
12414 2002-02-09 Kazu Hirata <kazu@hxi.com>
12416 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12418 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12420 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12421 registers in SImode.
12422 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12425 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12428 Contribute sh64-elf.
12429 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12430 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12431 (sh_cannot_modify_jumps_p): New function.
12432 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12433 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12434 (sh_ms_bitfield_layout_p): New function.
12435 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12436 Zack Weinberg <zack@codesourcery.com>
12437 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12438 expand_simple_binop instead of expand_binop.
12439 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12440 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12441 use of .quad and .uaquad.
12442 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12443 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12444 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12445 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12446 movdi_const_16bit): Make sure all CONSTs have modes.
12447 (sym2PIC): Ditto, but by adjusting all callers.
12448 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12449 if the prologue calls the SHmedia argument decoder or register
12451 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12452 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12453 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12454 (sh_expand_epilogue): Don't emit USE of return target register.
12455 (prepare_move_operands): Legitimize DImode PIC addresses.
12456 (sh_media_register_for_return): Skip tr0, used to initialize the
12458 (sh_expand_prologue): Remove explicit USE of return register.
12459 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12460 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12461 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12462 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12463 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12464 EXTRA_CONSTRAINT_T.
12465 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12466 (MOVI_SHORI_BASE_OPERAND_P): New.
12467 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12468 (EXTRA_CONSTRAINT_T): Define in terms of them.
12469 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12470 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12471 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12472 alternatives supporting TARGET_REGS.
12473 (UNSPEC_GOTPLT): New constant.
12474 (movdi split): Move incrementing of LABEL_NUSES...
12475 (movdi_const, movdi_const_32bit): Here. Use
12476 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12477 (movdi_const_16bit): New.
12478 (call, call_value) [flag_pic]: Use GOTPLT.
12479 (call_pop, call_value_pop): New expands.
12480 (call_pop_compact, call_pop_rettramp): New insns.
12481 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12482 (sibcall) [flag_pic]: Use GOT.
12483 (builtint_setjmp_receiver): Remove bogus, unused expand.
12484 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12485 (*pt, *ptb, ptrel): New insns.
12486 (sym2GOT): Handle DImode GOT.
12487 (sym2GOTPLT, symGOTPLT2reg): New expands.
12488 (sym2PIC): New expand.
12489 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12490 (shcompact_return_tramp_i): Use return register explicitly.
12491 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12492 disable flag_reorder_blocks.
12493 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12494 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12495 clobbers, for clarity.
12496 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12497 restoring of r0 in macl as MAYBE_DEAD.
12498 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12499 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12500 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12501 alter_subreg all over.
12502 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12503 reload, instead of emitting instructions that would require
12505 (casesi_load_media): Add missing modes.
12506 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12507 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12508 as used if the argument decoder is called.
12509 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12510 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12511 Pmode, then extend it to DImode if necessary.
12512 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12513 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12514 constants in FPU-enabled SHmedia, let them be loaded from memory.
12515 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12516 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12517 Adjust whitespace in assembly output templates.
12518 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12519 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12520 mode of if_then_else.
12521 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12522 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12524 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12525 Joern Rennecke <amylaar@redhat.com>
12526 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12527 (SUBTARGET_CPP_PTR_SPEC): New.
12528 (SUBTARGET_CPP_SPEC): Remove.
12529 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12530 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12531 Fix typo in previous checkin.
12532 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12533 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12534 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12535 Alexandre Oliva <aoliva@redhat.com>
12536 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12537 what single FP register can hold for SHmedia target.
12538 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12539 Alexandre Oliva <aoliva@redhat.com>
12540 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12541 Do not split into SUBREG.
12542 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12543 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
12544 and added new functions as specified in SH5 ABI r9.
12545 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
12546 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
12548 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
12549 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
12550 gen_consttable_4 and gen_consttable_8. Emit multiple labels
12551 and consttable_window_ends.
12552 2001-06-03 Graham Stott <grahams@redhat,com>
12553 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
12554 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
12555 * config/sh/sh.c (print_operand): Handle floating-point pair,
12556 vector and matrix registers.
12557 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
12558 vector modes into account.
12559 * config/sh/sh.md (movv2sf): Split move between registers into
12561 (movv4sf, movv16sf): Introduce insns that get split only after
12563 * config/sh/shmedia.h: Fix Copyright dates.
12564 * config/sh/ushmedia.h: Likewise. Move loop counter
12565 declarations into conditionals that uses them.
12566 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
12568 * config/sh/sshmedia.h: Fix Copyright dates.
12569 (sh_media_PUTCFG): Fix constraints.
12570 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
12571 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
12572 ptrmemfunc_vbit_in_delta for SH5.
12573 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
12574 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
12575 * invoke.texi: Likewise.
12576 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
12577 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
12578 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
12579 GCC_pop_shmedia_regs_nofpu): New global symbols.
12580 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
12581 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
12582 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
12583 compact function with nonlocal labels.
12584 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
12585 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
12586 (initial_elimination_offset): Account for their stack space.
12587 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
12588 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
12589 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
12590 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
12591 least one of the operands to be a register.
12592 (movv2sf): Likewise. Renamed to movv2sf_i.
12593 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
12594 prepare_move_operands() before emitting SHmedia insns.
12595 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
12596 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
12597 Don't save nor initialize r12. Don't mis-align the stack.
12598 Pad the code with a nop.
12599 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
12601 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
12602 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
12603 [__SHMEDIA__]: Implement.
12604 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
12605 * config/sh/sh.md: Set latency of `pt' closer to reality.
12606 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
12607 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
12608 Set move, load and store type attributes.
12609 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
12610 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
12612 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
12613 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
12614 * config/sh/sh.c (sh_media_register_for_return): New function.
12615 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
12616 branch-target register.
12617 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
12618 * config/sh/sh.md (return_media_i): Use any call-clobbered
12619 branch-target register.
12620 (return_media): If r18 wasn't copied in the prologue, copy it
12622 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
12623 Clear class FP0_REGS.
12624 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
12626 2001-03-08 DJ Delorie <dj@redhat.com>
12627 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
12628 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
12629 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
12630 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
12631 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
12632 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
12633 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
12634 return value correctly for call_cookie.
12635 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
12636 * config/sh/crt1.asm (start): Modified so as to call
12637 ___setup_argv_and_call_main.
12638 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
12639 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
12641 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
12642 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
12643 (STRIP_NAME_ENCODING): Use it.
12644 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
12645 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12646 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
12647 prepare_scc_operands().
12648 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
12649 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
12650 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
12651 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
12652 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12653 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
12654 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
12655 used in shcompact_incoming_args.
12656 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
12658 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
12660 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
12661 Adjust accordingly.
12662 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12663 Simplify. Adjust. Add sanity check.
12664 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
12666 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
12668 (udivsi3, divsi3): Use them.
12669 (force_mode_for_call): New insn.
12670 (call, call_value, sibcall_value): Emit it before SHcompact
12672 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12673 * config/sh/sh.md (call, call_value, sibcall): Make sure the
12674 call cookie is non-NULL before taking its value.
12675 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
12676 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
12677 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12678 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
12680 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
12681 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
12682 temporary for stack adjusts. Use MACL and MACH to pass
12683 arguments to shcompact_incoming_args.
12684 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
12686 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
12687 (nested_trampoline): Load static chain address into r1.
12688 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
12689 2001-01-07 Alexandre Oliva <aoliva@redhat.com
12690 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
12691 fp_arith_reg_operand().
12692 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
12693 * config/sh/sh.md (casesi): Sign-extend the first two operands,
12694 and use signed compares for them.
12695 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
12696 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
12697 ones properly aligned.
12698 (find_barrier): Account for extra alignment needed for 8-byte wide
12700 (machine_dependent_reorg): Require a label for the second 4-byte
12701 constant after an 8-byte one.
12702 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
12704 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12705 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
12706 last_float when switching float modes.
12707 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
12708 auto-increment for general-purpose registers.
12709 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
12711 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
12713 * config/sh/sh.c (sh_builtin_saveregs): Support using all
12714 registers for varargs.
12715 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12716 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
12717 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
12718 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
12719 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
12720 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
12721 call_cookie accordingly.
12722 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
12723 (SHCOMPACT_BYREF): Likewise.
12724 (SHCOMPACT_FORCE_ON_STACK): New macro.
12725 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
12726 (sh_builtin_saveregs): Likewise.
12727 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12728 shcompact_incoming_args): Use new shift values. Support
12729 sequences of consecutive and non-consecutive pushes/pops.
12730 * config/sh/sh.md (return): Don't explicitly use PR_REG.
12731 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
12732 * config/sh/sh.h (TEXT_SECTION): Define.
12733 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
12734 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12735 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
12736 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
12737 return values on FPU-enabled SHmedia.
12738 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
12739 FPU-enabled SHmedia.
12740 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
12741 value is returned in a non-FP reg and is not returned by
12743 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
12745 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
12746 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
12747 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
12748 quad-aligned to be passed by callee-copy reference.
12749 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12750 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
12751 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
12752 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
12753 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
12754 copying low-numbered FP regs to r7 and r8.
12755 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
12756 FP regs to general-purpose regs only if the copy was passed on the
12758 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
12759 copying FP reg to r9.
12760 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
12761 copy FP regs to general-purpose regs only in outgoing calls.
12762 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
12763 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
12765 * config/sh/sh.h (struct sh_args): Document all fields.
12766 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
12767 passed partially on the stack should not consider making
12769 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
12770 stack_regs only for incoming calls. When passing FP args,
12771 make sure there are FP regs available before modifying
12773 (SHCOMPACT_BYREF): Pass double args in general-purpose
12774 registers by reference.
12775 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
12776 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
12777 attempt to generate sibcalls if the caller got any arguments
12779 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
12780 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
12781 to 8-byte boundaries.
12782 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
12783 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
12784 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
12785 stored in the stack.
12786 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
12787 for the offsets to have the ISA bit set.
12788 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
12789 invocation. Use beq instead of bgt to mark end of sequence of
12791 (shcompact_incoming_args): Fix store of r2. Use beq instead of
12792 bgt to mark end of sequence of stores.
12793 * config/sh/sh.c (arith_operand): Don't check whether
12794 CONST_OK_FOR_J for now.
12795 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
12796 instead of long for conversion.
12797 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
12798 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
12799 before passing it to fprintf.
12800 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
12801 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
12802 Call set_fpscr before reading/writing SR.
12803 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
12805 * config/sh/lib1funcs.asm: Add `.align 2' directives before
12807 (FMOVD_WORKS): Define on SH5 with FPU.
12808 (set_fpscr): Define on SH5. Remove separate _fpscr_values
12810 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
12812 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
12813 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
12815 (ia_main_table): Ditto.
12816 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
12817 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
12818 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
12819 the definitions from sh.h.
12820 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
12822 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
12823 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
12824 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12825 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
12826 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
12827 Increment LABEL_NUSES.
12829 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
12831 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
12833 * config/sh/elf.h (SIZE_TYPE): Likewise.
12834 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12835 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12836 shcompact_incoming_args): Load switch table addresses using
12838 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12839 (NO_BUILTIN_SIZE_TYPE): Define.
12840 (SIZE_TYPE): Don't define.
12841 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12842 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
12843 definition of __SH5__=32 for -m5-compact-nofpu.
12844 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
12846 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
12847 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
12848 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
12849 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
12850 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
12851 (INSN_LENGTH_ALIGNMENT): Likewise.
12852 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12853 * config/sh/sh.md (call, call_value, sibcall): Simplify
12854 copying of non-branch-target register.
12855 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12856 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
12857 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
12858 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12859 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
12860 floating-point values as structs.
12861 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
12862 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
12863 general-purpose register.
12864 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
12865 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12866 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
12867 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
12868 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
12869 (ENCODE_SECTION_INFO): Enclose variables and constants in
12871 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
12872 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
12873 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
12874 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
12875 only for LABEL_REFs. For SYMBOL_REFs, prepend
12876 SH_DATALABEL_ENCODING to the symbol name.
12877 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
12879 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12880 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
12882 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
12883 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
12884 (DATALABEL_REF_P): Don't require CONST.
12885 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
12887 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
12888 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
12890 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12891 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
12892 Use shallow_copy_rtx and PUT_MODE to change the mode of
12893 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
12894 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
12895 on SHmedia using GENERAL_REGs.
12896 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12897 bltu_media_i): Fix reversion of conditions.
12898 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12899 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
12900 * config/sh/sh.c (output_far_jump): Save r13 in macl.
12901 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
12902 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
12903 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
12904 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
12905 (GCC_nested_trampoline): Likewise.
12906 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
12907 * config/sh/sh.c (gen_datalabel_ref): Define.
12908 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
12909 (INITIALIZE_TRAMPOLINE): Likewise.
12910 (TRAMPOLINE_ADJUST_ADDRESS): Define.
12911 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
12912 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
12913 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
12914 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
12915 (ic_invalidate): Adjust for SH5.
12916 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
12917 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
12918 _nested_trampoline.
12919 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
12920 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
12921 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
12922 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12923 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
12924 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
12925 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12926 * config/sh/sh.c (target_reg_operand): Match only target-branch
12927 registers and pseudos that aren't virtual registers.
12928 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12929 Copy operands that don't match target_reg_operand to pseudos.
12930 (call_media, call_value_media, sibcall_media): Use
12931 target_reg_operand instead of target_operand.
12932 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
12933 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
12934 * config/sh/sh.c (target_reg_operand): Match hardware registers
12935 other than branch-target registers.
12936 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
12937 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
12938 (fpscr_values) [SH5 == 32]: Define.
12939 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
12940 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12941 Handle function addresses coming in SUBREGs.
12942 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
12943 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12944 shcompact_return_trampoline): Use datalabel where appropriate.
12945 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
12946 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
12947 general-purpose register to copy one branch-target register to
12949 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12950 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
12951 SYMBOL_REFs with VOIDmode.
12952 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12953 bltu_media_i): New insns.
12954 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12955 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
12956 (INIT_CUMULATIVE_ARGS): Likewise.
12957 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
12958 * machmode.def (V16SFmode): New mode.
12959 * c-common.c (type_for_mode): Support V2SF and V16SF.
12960 * tree.c (build_common_tree_nodes_2): Likewise.
12961 * tree.h (tree_index): Likewise.
12962 * calls.c (emit_call_1): Take args_so_far. Adjust all
12963 callers. Introduce CALL_POPS_ARGS.
12964 * tm.texi (CALL_POPS_ARGS): Document.
12965 * config/sh/crt1.asm: Implement in SHmedia mode.
12966 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
12967 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
12968 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
12969 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
12970 Implement divsi and udivsi in SHmedia mode. Introduce
12971 SHcompact trampolines.
12972 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
12974 (regno_reg_class): Rewrite.
12975 (fp_reg_names): Remove.
12976 (sh_register_names, sh_additional_register_names): New.
12977 (print_operand): Added `u'. Support SUBREGs in addresses.
12978 Add parentheses around shifted CONSTs.
12979 (output_file_start): Output .mode and .abi directives.
12980 (shiftcosts, addsubcosts, multcosts): Adjust.
12981 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
12982 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
12983 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
12984 bytes, not registers. Take into account the need for the
12985 SHcompact incoming args trampoline. Adjust all callers.
12986 (sh_expand_prologue): Take stack_regs into account. Call
12987 incoming args trampoline. Keep stack aligned as per SH5 ABI.
12988 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
12989 stack aligned as per SH5 ABI.
12990 (sh_builtin_saveregs): Support SH5 ABI.
12991 (sh_build_va_list, sh_va_start): Likewise.
12992 (initial_elimination_offset): Take alignment into account.
12993 Compute location of PR according to the SH5 stack frame.
12994 (arith_reg_operand): Reject branch-target registers.
12995 (shmedia_6bit_operand): New.
12996 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
12997 (target_reg_operand): Match DImode only. Accept SUBREGs.
12998 (target_operand): New.
12999 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
13000 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
13001 SIBCALL_REGS for SHmedia.
13002 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
13003 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
13004 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
13005 (TARGET_SWITCHES): New SH5 flags.
13006 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
13007 VALID_REGISTER_P to disable unsupported registers.
13008 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
13009 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
13010 (FUNCTION_ARG_PADDING): Define.
13011 (FASTEST_ALIGNMENT): Adjust.
13012 (SH_REGISTER_NAMES_INITIALIZER): New.
13013 (sh_register_names): Declare.
13014 (DEBUG_REGISTER_NAMES): Define.
13015 (REGISTER_NAMES): Define based on sh_register_names.
13016 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
13017 (sh_additional_register_names): Declare.
13018 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
13019 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
13020 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
13021 (REGISTER_NATURAL_MODE): Define.
13022 (FIRST_PSEUDO_REGISTER): Adjust.
13023 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
13024 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
13025 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
13026 (VECTOR_MODE_SUPPORTED_P): Define.
13027 (REG_CLASS_CONTENTS): Adjust.
13028 (SMALL_REGISTER_CLASSES): Adjust.
13029 (REG_ALLOC_ORDER): Adjust.
13030 (INDEX_REG_CLASS): Adjust.
13031 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
13032 (CONST_OK_FOR_LETTER_P): Adjust.
13033 (PREFERRED_RELOAD_CLASS): Adjust.
13034 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
13035 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
13036 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
13037 (FIRST_FP_PARM_REG): Adjust.
13038 (CALL_POPS_ARGS): Define.
13039 (FUNCTION_ARG_REGNO_P): Adjust.
13040 (struct sh_args): New fields.
13041 (GET_SH_ARG_CLASS): Adjust.
13042 (INIT_CUMULATIVE_ARGS): Adjust.
13043 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
13044 (FUNCTION_ARG_ADVANCE): Adjust.
13045 (FUNCTION_ARG): Adjust.
13046 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
13047 (FUNCTION_ARG_CALLEE_COPIES): Define.
13048 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
13049 (STRICT_ARGUMENT_NAMING): Define.
13050 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
13051 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
13052 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
13053 (SETUP_INCOMING_VARARGS): Adjust.
13054 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
13055 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
13056 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
13057 (SUBREG_OK_FOR_INDEX_P): Adjust.
13058 (EXTRA_CONSTRAINT_S): Update.
13059 (EXTRA_CONSTRAINT_T): New.
13060 (EXTRA_CONSTRAINT): Adjust.
13061 (GO_IF_LEGITIMATE_INDEX): Adjust.
13062 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
13063 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
13064 (MOVE_MAX): Adjust.
13065 (MAX_MOVE_MAX): Define.
13067 (CONST_COSTS): Adjust.
13068 (REGISTER_MOVE_COST): Adjust.
13069 (BRANCH_COST): Adjust.
13070 (TEXT_SECTION_ASM_OP): Adjust.
13071 (DBX_REGISTER_NUMBER): Adjust.
13072 (ASM_OUTPUT_DOUBLE_INT): New.
13073 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
13074 (PREDICATE_CODES): Adjust.
13075 (PROMOTE_MODE): Adjust.
13076 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
13077 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
13078 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
13079 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
13080 (DR0_REG, DR2_REG, DR4_REG): Renumber.
13081 (TR0_REG, TR1_REG, TR2_REG): New.
13082 (XD0_REG): Renumber.
13083 (UNSPEC_COMPACT_ARGS): New.
13084 (type): Added pt and ptabs.
13085 (length): Default to 4 on SHmedia. Default pt length to 12
13086 and 20 on SHmedia32 and SHmedia64, respectively.
13087 (pt): New function unit.
13088 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
13089 Add whitespace between operands of SHmedia instructions.
13091 (adddi3_media, addsi3_media): Adjust constraints.
13092 (subsi3) [SHmedia]: Force operand 1 into a register.
13093 (udivsi3_i1_media, udivsi3_i4_media): New.
13094 (udivsi3): Support SHmedia.
13095 (divsi3_i1_media, divsi3_i4_media): New.
13096 (divsi3): Support SHmedia.
13097 (anddi3, iordi3, xordi3): Adjust constraints.
13098 (zero_extendhidi2, zero_extendqidi2): New.
13099 (extendsidi2, extendhidi2, extendqidi2): New.
13100 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
13101 (pop_e, pop_fpul, pop_4): Likewise.
13102 (movsi_media): Support FP and BT registers.
13103 (movsi_media_nofpu): New. Adjust splits to DImode.
13104 (lduw, ldub): Renamed to zero_extend* above.
13105 (movqi_media): Fix typo.
13106 (movdi_media): Support FP and BT registers.
13107 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
13108 (movdi_const_32bit): New.
13109 (shori_media): Require immediate operand. Use `u' for output.
13110 (movdf_media, movsf_media): Simplified.
13111 (movdf_media_nofpu, movsf_media_nofpu): New.
13112 (movdf, movsf): Adjust
13113 (movv2sf, movv2sf, movv16sf): New.
13114 (beq_media, beq_media_i): Adjust constraints. Don't use
13115 scratch BT register.
13116 (bne_media, bne_media_i): Likewise.
13117 (bgt_media, bgt_media_i): Likewise.
13118 (bge_media, bge_media_i): Likewise.
13119 (bgtu_media, bgtu_media_i): Likewise.
13120 (bgeu_media, bgeu_media_i): Likewise.
13121 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
13122 bunordered): Emit jump insn. Force operands to registers when
13124 (jump_media, jump): Simplify.
13125 (call_compact, call_compact_rettramp): New.
13126 (call_value_compact, call_value_compact_rettramp): New.
13127 (call_media, call_value_media): Simplify.
13128 (sibcall_compact, sibcall_media): New.
13129 (call, call_value): Adjust for SHmedia and SHcompact.
13130 (sibcall, sibcall_value, untyped_call): Likewise.
13131 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
13132 (indirect_jump): Adjust for SHmedia.
13133 (casesi_jump_media): New.
13134 (nop): Re-enable for SHmedia.
13135 (call_site): Restrict to SH1.
13136 (casesi): Adjust for SHmedia.
13137 (casesi_shift_media, casesi_load_media): New.
13138 (return): Explicitly use PR register. Call return trampoline
13140 (return_i): Explicitly use PR register.
13141 (shcompact_return_tramp, shcompact_return_tramp_i): New.
13142 (return_media): Adjust.
13143 (shcompact_incoming_args): New.
13144 (epilogue): Adjust.
13145 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13146 (movstrsi): Disable on SH5.
13147 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
13148 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
13149 (subsf3, subsf3_media): Likewise.
13150 (mulsf3, mulsf3_media, mac_media): Likewise.
13151 (divsf3, divsf3_media): Likewise.
13152 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
13153 (floatsisf2, fux_truncsfsi2): Likewise.
13154 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
13156 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
13157 (cmpunsf_media, cmpsf): Likewise.
13158 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
13159 (abssf2, abssf2_media): Likewise.
13160 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
13161 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
13162 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
13163 (floatsidf2, fix_truncdfsi2): Likewise.
13164 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
13166 (cmpeqdf_media, cmpgtdf_media): Likewise.
13167 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
13168 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
13169 (absdf2, absdf2_media): Likewise.
13170 (extendsfdf2, extendsfdf2_media): Likewise.
13171 (truncsfdf2, truncsfdf2_media): Likewise.
13172 * config/sh/sh64.h: New file.
13173 * config/sh/t-sh64: New file.
13174 * config/sh/shmedia.h: New file.
13175 * config/sh/ushmedia.h: New file.
13176 * config/sh/sshmedia.h: New file.
13177 * configure.in: Added sh64-*-elf.
13178 * configure: Rebuilt.
13179 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
13180 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
13181 (reg_class_from_letter): Use `b' for TARGET_REGS.
13182 (print_operand): Support `%M', `%m', `AND' and
13183 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
13184 (andcosts): Adjust for SHmedia.
13185 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
13187 (target_reg_operand): New function.
13188 * config/sh/sh-protos.h (target_reg_operand): Declare.
13189 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
13190 FP registers on SH5.
13191 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
13193 (TARGET_REGISTER_P): New macro.
13194 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
13195 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
13196 (EXTRA_CONSTRAINT_S): New macro.
13197 (EXTRA_CONSTRAINT): Adjust.
13198 (FLOAT_TYPE_SIZE): Define to 32.
13199 (Pmode): DImode on SHmedia.
13200 (CONST_COSTS): Adjust for SHmedia literals.
13201 (PREDICATE_CODES): Added target_reg_operand.
13202 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
13203 * config/sh/sh.md: Remove all attrs from SHmedia insns.
13204 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
13205 (cmpdi): Accept SHmedia.
13206 (movdicc_false, movdicc_true): New insns.
13207 (movdicc): New expand.
13208 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
13210 (addsi3_media): Match `S' constraint.
13211 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
13212 (negdi2): Expand for SHmedia.
13213 (one_cmpldi2): New expand.
13214 (zero_extendsidi2): Change from expand to insn.
13215 (extendsidi2): Add constraints.
13216 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
13217 LD/ST address. Fix SI immediate loading split.
13218 (movhi_media, movqi_media, lduw, ldub): New insns.
13219 (movhi, movqi): Accept SHmedia.
13220 (shori_media, movdi_media): Relax input constraints. Split
13221 symbolic constants.
13222 (movdf_media, movsf_media): New insn. New split to movdi.
13223 (movdf, movsf): Match on SHmedia.
13224 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
13225 bgeu_media): New insns and splits. New insns with `_i' suffix.
13226 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
13227 (bunordered): New expand.
13228 (jump_compact): Renamed from `jump'.
13229 (jump_media): New insn.
13230 (jump): New expand.
13231 (call_media, call_value_media): New insns.
13232 (call, call_value): Adjust.
13233 (indirect_jump_compact): Renamed from `indirect_jump'.
13234 (indirect_jump_media): New insn.
13235 (indirect_jump): New expand.
13236 (untyped_call, return): Accept SHmedia.
13237 (return_media): New insn.
13238 (prologue, epilogue, blockage): Accept SHmedia.
13239 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13240 (sunordered): New expand.
13241 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
13242 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
13243 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
13244 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
13245 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
13246 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
13247 abssf2_media): New insns.
13248 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
13249 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
13250 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
13251 floatdidf2, floatsidf2_media, fix_truncdfdi2,
13252 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
13253 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
13254 absdf2_media): New insns.
13255 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
13256 (extendsfdf2_media, truncdfsf2_media): New insns.
13257 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
13258 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
13259 * config/sh/sh.h (CONST_OK_FOR_J): Document.
13260 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
13261 * config/sh/sh.md (adddi3): New expand.
13262 (adddi3_media, adddi3z_media): New insns.
13263 (adddi3_compact): Renamed from adddi3.
13264 (addsi3_media): Use add.l r63 to add constant zero.
13265 (subdi3): New expand.
13266 (subdi3_media): New insn.
13267 (subdi3_compact): Renamed from subdi3.
13268 (mulsidi3): New expand.
13269 (mulsidi3_media): New insn.
13270 (mulsidi3_compact): Renamed from mulsidi3.
13271 (umulsidi3): New expand.
13272 (umulsidi3_media): New insn.
13273 (umulsidi3_compact): Renamed from umulsidi3.
13274 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
13275 (ashlsi3, ashrsi3, lshrsi3): Use them.
13276 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
13277 (ashldi3, ashrdi3, lshrdi3): Use them.
13278 (zero_extendsidi2): New expand.
13279 (extendsidi2): New insn.
13280 (movsi_media): New insn. Split to movdi to load constants.
13281 (movsi): Enable for shmedia.
13282 (movdi_media): New insn. Use shori_media to load wide constants.
13283 (short_media): New insn.
13284 (movdi): Enable for shmedia.
13285 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13286 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13287 (SUBTARGET_CPP_SPEC): Added `!m5'.
13288 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13289 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13290 to all other SH variants.
13291 (TARGET_DEFAULT): Set to SH1_BIT.
13292 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13293 (BITS_PER_WORD): Raise to 64 on shmedia.
13294 (MAX_BITS_PER_WORD): Change to 64.
13295 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13296 (INT_TYPE_SIZE): Keep as 32.
13297 (UNITS_PER_WORD): Raise to 8 on shmedia.
13298 (MIN_UNITS_PER_WORD): Keep as 4.
13299 (POINTER_SIZE): Raise to 64 on shmedia.
13300 (CONST_OK_FOR_J): New macro.
13301 (CONST_OK_FOR_LETTER_P): Use it.
13302 (processor_type): Add PROCESSOR_SH5.
13303 * config/sh/sh.md: Conditionalize all expands, insns and
13304 splits to TARGET_SH1.
13306 (addsi3_compact): Renamed from...
13307 (addsi3): Now an expand.
13308 (addsi3_media, subsi3_media): New insns.
13309 (subsi3): Don't negate constants with SHmedia.
13311 * hooks.c: New file.
13312 * hooks.h: New file.
13313 * Makefile.in (HOOKS_H): New.
13314 (TARGET_DEF_H): Added $(HOOKS_H).
13315 (OBJS): Added hooks.o.
13316 (cfgcleanup.o, bb-reorder.o): Added target.h.
13317 (hooks.o): Added dependencies.
13318 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13319 (TARGET_INITIALIZER): this.
13320 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13321 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13322 * bb-reorder.c: Include target.h.
13323 (reorder_basic_blocks): Skip if cannot modify jumps.
13324 * cfgcleanup.c: Include target.h.
13325 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13327 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13329 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13330 Protect jump delay slot instructions with .set noreorder and
13333 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13335 * config/mips/mips.md (casesi_internal_di): Calculate
13336 the index into the target offset table correctly.
13338 2002-02-08 Richard Henderson <rth@redhat.com>
13340 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13341 * final.c (output_addr_const): Accept and discard SUBREG.
13342 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13343 mark them unknown instead.
13344 (simplify_subtraction): Handle RTX_UNKNOWN.
13345 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13347 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13349 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13351 2002-02-08 Richard Henderson <rth@redhat.com>
13353 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13355 2002-02-08 Andreas Jaeger <aj@suse.de>
13357 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13358 * config/i386/t-linux64: New file.
13360 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13362 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13363 * c-parse.in (compstmt): Clear last_expr_type.
13365 2002-02-07 Richard Henderson <rth@redhat.com>
13367 * loop.c (strength_reduce): Sink final_value when not
13370 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13372 * config/sparc/freebsd.h: Fix mismatched spec {.
13374 2002-02-07 Richard Henderson <rth@redhat.com>
13376 * cfgrtl.c: Include recog.h and insn-config.h.
13377 (keep_with_call_p): Fix general_operand invocation.
13378 * Makefile.in (cfgrtl.o): Update dependencies.
13380 2002-02-07 Kazu Hirata <kazu@hxi.com>
13382 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13383 comment. Accept HImode only if TARGET_H8300.
13385 2002-02-07 Eric Christopher <echristo@redhat.com>
13387 * config/mips/crtn.asm: Cleanup #ifdefs.
13389 2002-02-07 Eric Christopher <echristo@redhat.com>
13391 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13392 register 7 as RA instead of $31.
13393 * config/mips/crtn.asm: Ditto.
13394 * config/mips/mips.c (mips_move_2words): Add case for
13395 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13396 (compute_frame_size): Fix typo.
13397 (save_restore_insns): Ditto. Make documentation about using
13398 register $7 as return register more precise.
13399 (mips_expand_epilogue): Fix comment. Add code to work around not
13400 being able to add to the stack pointer directly.
13401 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13402 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13405 2002-02-07 Tom Rix <trix@redhat.com>
13407 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13408 immediates in ldu and stdu DS opcode field.
13409 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13410 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13411 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13413 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13415 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13416 offset for stack bias.
13418 2002-02-07 H.J. Lu <hjl@gnu.org>
13420 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13422 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13424 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13426 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13428 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13429 * i386.c (x86_order_regs_for_local_alloc): New global function.
13430 * i386.h (REG_ALLOC_ORDER): CLeanup.
13431 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13433 2002-02-07 Richard Henderson <rth@redhat.com>
13435 PR optimization/2463
13436 * alias.c (find_base_value): Recall base values for fixed hard regs.
13437 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13439 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13441 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13444 2002-02-06 Richard Henderson <rth@redhat.com>
13447 * stmt.c (resolve_operand_name_1): Take more care with mixed
13448 named and unnamed operands.
13450 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13451 Jan Hubicka <jh@suse.cz>
13453 * loop.c (remove_constant_addition): Avoid clobbering a shared
13456 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13458 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13459 * config/s390/t-linux64: New file.
13460 * config/s390/libgcc-glibc.ver: New file.
13462 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13464 * config/s390/linux64.h: Delete file.
13465 * config/s390/s390x.h: New file.
13466 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13467 as target header file.
13468 * config/s390/linux.h (TARGET_VERSION): Define depending on
13469 DEFAULT_TARGET_64BIT.
13470 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13471 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13472 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13473 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13474 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13475 (EXTRA_SPEC): New define.
13476 * config/s390/s390.h (TARGET_VERSION): Define depending on
13477 DEFAULT_TARGET_64BIT.
13478 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13480 2002-02-06 Jason Merrill <jason@redhat.com>
13482 * c-decl.c (finish_function): Warn about a non-void function with
13483 no return statement and no abnormal exit.
13484 (current_function_returns_abnormally): New variable.
13485 (start_function): Clear it.
13486 (struct c_language_function): Add returns_abnormally.
13487 (push_c_function_context): Save it.
13488 (pop_c_function_context): Restore it.
13489 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13490 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13491 an explicit return type.
13492 * c-tree.h: Declare current_function_returns_abnormally.
13493 (C_FUNCTION_IMPLICIT_INT): New macro.
13494 * c-typeck.c (build_function_call): Set it.
13495 (c_expand_return): Set current_function_returns_value even if the
13496 value is erroneous.
13498 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13501 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13502 unsafe for reevaluation.
13504 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13507 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13508 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13510 2002-02-06 Richard Henderson <rth@redhat.com>
13512 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13513 be a general_operand. Dest for function value must be a pseudo.
13515 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13517 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13518 as SYMBOL_REFs from the constant pool.
13520 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13522 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13523 passed by invisible reference.
13525 2002-02-05 Richard Henderson <rth@redhat.com>
13527 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13529 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13531 Implement using "base addresses" in insn operands as default.
13532 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13533 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13534 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13535 used to read the rtx value.
13536 (mmix_target_asm_function_epilogue): Fix spacing.
13537 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13538 (mmix_legitimate_address): Ditto.
13539 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13540 should be loaded with a GETA insn. Don't allocate needless extra
13541 char for nul termination and fix misleading comment.
13542 (mmix_print_operand_address): Handle constants if
13543 TARGET_BASE_ADDRESSES.
13544 (mmix_output_register_setting): Use base addressing if
13545 TARGET_BASE_ADDRESSES and the number of insns is 3.
13546 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
13547 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
13548 to use R as constraint, add LDA to match s.
13549 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
13550 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
13551 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
13552 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
13553 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
13554 order with other fixed registers.
13555 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
13556 other parameter/call-clobbered registers.
13557 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
13558 -mbase-addresses, -mno-base-addresses.
13559 (MMIX Options): Ditto.
13561 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13563 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
13565 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
13567 * config/rs6000/altivec.h: Change elem to _S_elem.
13569 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13571 * config/netbsd.h (WCHAR_TYPE): Define.
13572 (WCHAR_TYPE_SIZE): Ditto.
13573 (WINT_TYPE): Ditto.
13574 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
13575 (WCHAR_UNSIGNED): Ditto.
13576 (WCHAR_TYPE_SIZE): Ditto.
13577 (WINT_TYPE): Ditto.
13578 * config/arm/netbsd.h: Likewise.
13579 * config/i386/netbsd-elf.h: Likewise.
13580 * config/i386/netbsd.h: Likewise.
13581 * config/m68k/netbsd-elf.h: Likewise.
13582 * config/m68k/netbsd.h: Likewise.
13583 * config/ns32k/netbsd.h: Likewise.
13584 * config/sparc/netbsd.h: Likewise.
13585 * config/vax/netbsd.: Likewise.
13587 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
13589 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
13590 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
13591 (TARGET_INITIALIZER): this.
13592 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
13593 (BITFIELD_NBYTES_LIMITED): Markup fix.
13594 * tree.h (default_ms_bitfield_layout_p): Declare.
13595 (record_layout_info): Added prev_field.
13596 * tree.c (default_ms_bitfield_layout_p): New fn.
13597 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
13598 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
13599 * stor-layout.c: Include target.h.
13600 (start_record_layout): Initialize prev_field.
13601 (place_field): Handle MS bit-field layout, and disregard
13602 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
13603 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
13604 * Makefile.in (stor-layout.o): Adjust dependencies.
13606 2002-02-05 Jason Merrill <jason@redhat.com>
13608 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
13610 2002-02-05 Andreas Jaeger <aj@suse.de>
13612 * crtstuff.c: Fix comments.
13614 2002-02-05 Richard Henderson <rth@redhat.com>
13617 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
13618 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
13621 * config/mips/mips.c (function_arg): Handle TImode.
13622 (function_arg_advance): Likewise.
13624 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13626 * config/rs6000/altivec.h (vec_step_help): Rename to
13629 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13631 * config/rs6000/altivec.h: Fix typos.
13633 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13635 * config/arm/netbsd.h: Correct a comment.
13637 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13639 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
13640 building void typed builtins.
13642 * config/rs6000/altivec.h (vec_ld*): Fix typos.
13643 (vec_step): Implement for C++.
13645 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13647 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
13649 2002-02-04 Richard Henderson <rth@redhat.com>
13651 * combine.c (nonzero_bits): Re-introduce special case for
13652 sp/fp/ap wrt REGNO_POINTER_ALIGN.
13654 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13656 * doc/extend.texi: Warn about unsupported usage of altivec
13659 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
13660 (altivec_predicate_*): New.
13662 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
13663 Add C++ version of vec_*() functions.
13665 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
13666 (bdesc_2arg): Remove altivec predicates.
13667 (altivec_expand_builtin): Handle predicates.
13668 (altivec_init_builtins): Handle predicates.
13669 (altivec_expand_predicate_builtin): New.
13671 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13673 * pa.c (DO_FRAME_NOTES): Move forward.
13674 (store_reg): Revise handling of frame notes.
13675 (load_reg): Likewise.
13676 (set_reg_plus_d): Likewise.
13677 (hppa_expand_prologue): Likewise.
13678 (hppa_expand_epilogue): Likewise.
13680 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13682 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
13684 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13686 PR c/4475, c++/3780:
13687 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
13688 * c-common.h (SWITCH_TYPE): Define.
13689 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
13690 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
13691 Rename spareness variable to sparseness.
13692 (expand_end_case_type): Renamed from expand_end_case, use orig_type
13693 if non-NULL instead of TREE_TYPE (orig_index).
13694 * tree.h (expand_end_case_type): Renamed from expand_end_case.
13695 (expand_end_case): Define using expand_end_case_type.
13696 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
13697 to expand_end_case_type.
13698 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
13700 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13702 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
13703 (BIGGEST_ALIGNMENT): Change to 128.
13705 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13707 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
13709 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13711 * pa.md (call_internal_reg_64bit): Remove unused variable.
13713 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
13715 * config/arm/arm.h (machine_function): Add uses_anonymous_args
13717 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
13718 * config/arm/arm.c (current_function_anonymous_args): Delete,
13719 replace uses with cfun->machine->uses_anonymous_args.
13720 (arm_reorg): Do not reset uses_anonymous_args.
13722 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
13723 any geenral register.
13725 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
13727 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
13730 2002-02-04 Richard Henderson <rth@redhat.com>
13732 * combine.c (force_to_mode): Remove STACK_BIAS code.
13733 (nonzero_bits): Likewise. Replace sp/fp special case with
13734 REGNO_POINTER_ALIGN.
13736 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
13737 (HARD_FRAME_POINTER_REGNUM): New.
13738 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
13739 (FIXED_REGS, CALL_USED_REGS): Update.
13740 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
13741 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
13742 (HARD_REGNO_NREGS): Update for SFP.
13743 (STACK_POINTER_OFFSET): Include bias here ...
13744 (FIRST_PARM_OFFSET): ... not here.
13745 (STACK_BIAS): Remove.
13746 (INIT_EXPANDERS): New.
13747 (STARTING_FRAME_OFFSET): Do not include bias.
13748 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
13749 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
13750 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
13751 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
13752 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
13753 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
13754 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
13755 (MUST_SAVE_REGISTER): Likewise.
13756 (sparc_flat_function_prologue): Likewise.
13757 (sparc_flat_function_epilogue): Likewise.
13758 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
13759 (sparc_init_modes): SFP is GENERAL_REGS.
13760 (sparc_builtin_saveregs): SFP does not have bias applied.
13762 2002-02-04 Richard Henderson <rth@redhat.com>
13764 * config/alpha/alpha.c (current_function_is_thunk): Don't check
13765 current_function_is_thunk.
13766 (alpha_sa_mask): Distinguish between current_function_is_thunk
13767 called from ASM_OUTPUT_MI_THUNK and not.
13768 (alpha_does_function_need_gp): Thunks always need gp.
13769 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
13770 (alpha_output_mi_thunk_osf): New.
13771 * config/alpha/alpha-protos.h: Update.
13772 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
13774 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
13776 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
13777 function types, not when they're taken away.
13779 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
13781 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
13782 CODE_LABEL and jump table when replacing a table jump with a
13785 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13787 * config/s390/s390-protos.h (legitimize_la_operand,
13788 s390_secondary_input_reload_class, s390_plus_operand,
13789 s390_expand_plus_operand): Add prototypes.
13791 config/s390/s390.c (s390_secondary_input_reload_class,
13792 s390_plus_operand, s390_expand_plus_operand): New functions.
13794 (struct s390_address): New member 'pointer'.
13795 (s390_decompose_address): Compute it.
13796 (legitimate_la_operand_p): Use it.
13797 (legitimize_la_operand): New function.
13798 (movti, movdi, movdf splitters): Call it.
13800 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
13801 (PREDICATE_CODES): Add s390_plus_operand.
13803 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
13804 (la_ccclobber): Allow GENERAL_REGS as output operand.
13806 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
13807 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
13808 (*la_64, *la_31, reload_indi, reload_insi): ... these.
13810 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13812 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
13813 register names for regular asm () construct.
13815 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13817 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
13820 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13822 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
13825 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
13827 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
13828 constant pool to be identical by string address and index.
13830 2002-02-04 Anthony Green <green@redhat.com>
13832 * output.h (SECTION_OVERRIDE): Define.
13833 * varasm.c (named_section): Obey SECTION_OVERRIDE.
13835 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13837 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
13838 by existing arm*-*-netbsd* (a.out) target.
13839 (ns32k-*-netbsdelf*): Likewise.
13840 (sparc-*-netbsdelf*): Likewise.
13841 (vax-*-netbsdelf*): Likewise.
13843 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
13845 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
13846 headers and libobjc headers.
13848 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
13850 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
13851 (_mingw.h): Remove duplicate include.
13853 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13855 * config.gcc: Set cpu_type to m68k for 68010, as well.
13856 (m68010-*-netbsdelf*): New...
13857 (m68k*-*-netbsdelf*): ...targets.
13858 * config/m68k/netbsd-elf.h: New file.
13860 2002-02-02 Kazu Hirata <kazu@hxi.com>
13862 * config/h8300/h8300.c (hand_list): Move inside function_arg.
13864 2002-02-02 Kazu Hirata <kazu@hxi.com>
13866 * config/h8300/h8300.c (h8_push_ops): Move inside
13868 (h8_pop_ops): Likewise.
13869 (h8_move_ops): Likewise.
13871 2002-02-02 Kazu Hirata <kazu@hxi.com>
13873 * config/h8300/h8300.c (os_task): Make it static.
13874 (monitor): Likewise.
13875 (pragma_saveall): Likewise.
13877 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
13879 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
13880 constant is a valid sign-extension for Pmode.
13882 2002-02-02 Kazu Hirata <kazu@hxi.com>
13884 * config/h8300/h8300.c: Fix formatting.
13886 2002-02-02 Kazu Hirata <kazu@hxi.com>
13888 * config/h8300/h8300.md: Fix formatting.
13890 2002-02-02 Kazu Hirata <kazu@hxi.com>
13892 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
13893 predicates of operands[1]. Split the patterns for each
13896 2002-02-02 Kazu Hirata <kazu@hxi.com>
13898 * config/h8300/h8300.md (xor patterns): Tighten the predicates
13899 of operands[1] to register_operand.
13901 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13903 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
13904 * cpphash.c (_cpp_init_hashtable): Similarly.
13905 * cppinit.c (cpp_create_reader): Default the signed_char flag.
13906 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
13907 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
13908 (cpp_handle_option): Handle the new options.
13909 * cpplex.c (cpp_interpret_charconst): Use new flag.
13910 * cpplib.h (struct cpp_options): New member signed_char.
13911 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
13912 (cpp_options): Handle -fsigned-char and -funsigned-char.
13913 (static_specs): Remove signed_char_spec.
13914 (do_spec1): Don't handle %c.
13915 * system.h: Poison SIGNED_CHAR_SPEC.
13916 * tradcif.y (yylex): Use flag_signed_char.
13917 * tradcpp.h (flag_signed_char): New.
13918 * tradcpp.c (flag_signed_char): New.
13919 (main): Handle new command-line options.
13920 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
13922 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
13923 * avr/avr.h: Remove old comments.
13924 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
13925 (CC1_SPEC): Pass -fsigned-char if -mic*.
13926 (SIGNED_CHAR_SPEC): Remove.
13928 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
13930 2002-02-01 Eric Christopher <echristo@redhat.com>
13932 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
13933 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
13934 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
13935 (ASM_OUTPUT_REG_POP): Ditto.
13937 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13939 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
13942 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13944 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
13946 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13949 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
13952 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13954 * cfganal.c: Include tm_p.h.
13955 (keep_with_call_p): Fix the test that determines if a register holds
13956 the return value of a call.
13958 2002-02-01 DJ Delorie <dj@redhat.com>
13960 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
13961 we are given conflicting registers, switch to the other one we
13962 had allocated for us.
13963 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
13964 as TImode so we know when the "other" register is available.
13966 2002-02-01 David O'Brien <obrien@FreeBSD.org>
13968 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
13971 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13973 * cfganal.c (keep_with_call_p): New function.
13974 (flow_call_edges_add): Prevent splitting a block between a call and
13975 a single-set instruction that should be kept in the same block.
13977 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
13979 * doc/install.texi (avr): Update outdated URL.
13981 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
13983 * config/stormy16/stormy16.md (pushqi): New.
13987 (movhi): Remove stack operands.
13989 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
13990 nonimmediate_nonstack_operand.
13991 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
13993 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
13996 2002-01-31 Jason Merrill <jason@redhat.com>
13998 * Makefile.in (c-parse.c): Handle .output file.
13999 * objc/Make-lang.in (objc-parse.c): Likewise.
14001 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
14003 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
14004 the -me[lb] option is given. Don't output the default flag
14007 2002-01-31 Zack Weinberg <zack@codesourcery.com>
14009 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
14010 the primary source file; this has not been done yet.
14011 * c-decl.c (c_expand_body): Reset input_filename from
14012 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
14014 2002-01-31 Kazu Hirata <kazu@hxi.com>
14016 * rtlanal.c (subreg_regno_offset): Do not use
14017 SUBREG_REGNO_OFFSET.
14018 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
14019 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
14021 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14023 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
14024 version rather than GNATS version in --version output.
14026 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
14028 * ifcvt.c (noce_process_if_block): Make a copy of the destination
14029 when copying back from a temporary.
14031 2002-01-30 Richard Henderson <rth@redhat.com>
14033 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
14034 and new_dest are the same.
14036 2002-01-30 Richard Henderson <rth@redhat.com>
14039 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
14040 * rtl.c (note_insn_name): Update.
14041 * emit-rtl.c (remove_unnecessary_notes): Kill it.
14042 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
14043 to perform loop rotation.
14044 (expand_exit_loop_top_cond): New.
14045 * tree.h (expand_exit_loop_top_cond): Declare it.
14046 * c-semantics.c (genrtl_while_stmt): Use it.
14047 (genrtl_for_stmt): Likewise.
14049 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
14051 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
14052 arguments to 64-bit boundaries on 64-bit ABIs.
14054 2002-01-30 Steve Ellcey <sje@cup.hp.com>
14056 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
14058 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14060 * c-decl.c (grokdeclarator): Handle type being a typedef for an
14063 2002-01-30 David O'Brien <obrien@FreeBSD.org>
14065 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
14066 * config/sparc/sparc_bi.h: Remove file.
14067 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
14069 2002-01-30 Richard Henderson <rth@redhat.com>
14071 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
14073 2002-01-30 Zack Weinberg <zack@codesourcery.com>
14075 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
14077 2002-01-30 Jason Merrill <jason@redhat.com>
14079 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
14080 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
14081 (reg_save): Use DW_CFA_offset_extended_sf instead.
14083 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
14085 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14087 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
14090 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
14092 * rs6000.md ("*call_value_local32"): Remove constraints.
14093 ("*call_value_local64"): Same.
14094 ("*call_value_indirect_nonlocal_aix32"): Same.
14095 ("*call_value_nonlocal_aix32"): Same.
14096 ("*call_value_indirect_nonlocal_aix64"): Same.
14097 ("*call_value_nonlocal_aix64"): Same.
14098 ("*call_value_nonlocal_sysv"): Same.
14100 2002-01-29 Richard Henderson <rth@redhat.com>
14102 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
14104 2002-01-29 Richard Henderson <rth@redhat.com>
14106 * expr.c (force_operand): Ignore flag_pic for detecting pic
14108 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
14109 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
14110 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
14111 instead of open-coded loop.
14112 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
14113 be fixed when in use.
14115 2002-01-29 Richard Henderson <rth@redhat.com>
14117 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
14118 * sched-rgn.c (propagate_deps): Update them.
14119 * sched-deps.c (sched_analyze_insn): Update them. Flush the
14120 clobbers list when either gets too long.
14122 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14124 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
14125 and INDEX_REGS the same as GENERAL_REGS.
14126 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
14128 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14130 * tree.c (build_nonstandard_integer_type): Correct prototype.
14132 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
14134 * config/s390/s390.md (movstrsico, movstrdix_64,
14135 movstrsix_31): Remove, replace by ...
14136 (movstrdi_short, movstrsi_short, movstrdi_long,
14137 movstrsi_long): ... these. New.
14138 (movstrdi, movstrsi): Adapt.
14140 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
14141 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
14142 Remove unnecessary CC clobber.
14143 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
14144 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
14146 (divmoddi4): Don't partially initialize TImode register.
14148 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
14150 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
14152 2002-01-29 Richard Henderson <rth@redhat.com>
14154 * flow.c (print_rtl_and_abort): Remove.
14155 (print_rtl_and_abort_fcn): Remove.
14156 (verify_local_live_at_start): Use dump_bb instead.
14157 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
14158 (verify_wide_reg_1): Return 2 on mode test failure.
14160 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14162 PR c/3325, c/3326, c/2511, c/3347
14163 * c-decl.c (enum_decl_context): Remove BITFIELD.
14164 (grokdeclarator): Take bitfield width as an input.
14165 Ensure bitfields are given the correct type. Perform
14166 bitfield width validation with build_bitfield_integer_type
14167 rather than waiting for finish_struct.
14168 (grok_typename, grok_typename_in_parm_context, start_decl,
14169 push_parmdecl, grokfield, start_function): Update calls to
14171 (build_bitfield_integer_type): New function.
14172 (finish_struct): Move bitfield validation to grokdeclarator
14173 and build_bitfield_integer_type.
14174 * tree.c (build_nonstandard_integer_type): New function.
14175 * tree.h (build_nonstandard_integer_type): New prototype.
14177 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
14179 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14182 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
14183 don't ignore unrecognized -W* options.
14184 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
14185 * cpplib.h (cpp_handle_option): Adjust prototype.
14186 * c-decl.c (c_decode_options): Pass 0 as last argument to
14190 * gcc.c (cpp_unique_options): Split from cpp_options.
14191 (cpp_options): Source cpp_unique_options.
14192 (default_compilers): Use cpp_unique_options instead of cpp_options
14193 when used together with cc1_options.
14194 (static_specs): Add cpp_unique_options.
14195 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
14196 when used together with cc1_options.
14198 2002-01-29 Kazu Hirata <kazu@hxi.com>
14200 * config/h8300/h8300-protos.h: Update the prototype of
14202 * config/h8300/h8300.c (output_a_shift): Remove an unused
14203 argument 'insn'. Remove redundant code.
14204 * config/h8300/h8300.md: Adust to the new prototype of
14207 2002-01-29 Kazu Hirata <kazu@hxi.com>
14209 * config/h8300/h8300-protos.h: Update the prototypes of
14210 emit_a_rotate and expand_a_rotate.
14211 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
14212 first argument to 'enum rtx_code'.
14213 (expand_a_rotate): Likewise.
14215 2002-01-28 Kazu Hirata <kazu@hxi.com>
14217 * config/h8300/h8300-protos.h: Update the prototype of
14219 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
14221 * config/h8300/h8300.md: Adjust to the new prototype.
14223 2002-01-28 Kazu Hirata <kazu@hxi.com>
14225 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
14228 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
14230 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
14231 is a fixed register before returning pic_offset_table_rtx.
14232 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
14233 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
14235 2002-01-28 Jason Merrill <jason@redhat.com>
14237 * dwarf2.h: Sync with src version.
14239 2002-01-28 Paul Koning <pkoning@equallogic.com>
14241 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
14242 BT_FN_VOID_PTR_VAR.
14243 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
14244 * doc/extend.texi (__builtin_prefetch): Update documentation:
14245 first argument is now const void ptr.
14247 2002-01-28 Kazu Hirata <kazu@hxi.com>
14249 * config/h8300/h8300-protos.h: Remove an unused prototype.
14251 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
14253 * toplev.c (lang_independent_init): Round up identifier size.
14255 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14257 * config.gcc: Revert previous change.
14259 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
14261 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
14263 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14265 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
14266 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
14267 other non-elf netbsd config frags.
14268 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
14269 collect2 will does that.
14270 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
14271 shared-lib frobbing will work.
14273 2002-01-28 Kazu Hirata <kazu@hxi.com>
14275 * config/h8300/h8300.h: Fix formatting.
14276 * config/h8300/h8300.md: Likewise.
14278 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
14280 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
14281 the old, removed AAA_standards fix.
14282 * fixinc/fixincl.x: Rebuilt.
14284 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14286 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14287 atexit call in crtbegin, hooked in after call to frame_dummy;
14288 register EH before registering __fini__start.
14290 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14292 * config/rs6000/altivec.h: Remove spurious semicolons.
14294 2002-01-27 Kazu Hirata <kazu@hxi.com>
14296 * config/h8300/h8300.md: Replace dead bit extraction patterns
14297 with ones that work.
14299 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14301 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14302 if not STRICT_ALIGNMENT.
14303 * rtl.h (MEM_ALIGN): Likewise.
14305 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14307 * doc/invoke.texi (-fdump-translation-unit): Revert this
14308 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14310 2002-01-27 Kazu Hirata <kazu@hxi.com>
14312 * config/h8300/h8300.md (define_constants): New.
14313 (anonymous patterns) Use defined constants appropriately.
14315 2002-01-27 Kazu Hirata <kazu@hxi.com>
14317 * config/h8300/h8300.c (function_arg): Remove redundant code.
14319 2002-01-26 Richard Henderson <rth@redhat.com>
14321 * sched-deps.c (reg_pending_uses_head): New.
14322 (reg_pending_barrier): Rename from reg_pending_sets_all.
14323 (find_insn_list): Don't mark inline.
14324 (find_insn_mem_list): Remove.
14325 (add_dependence_list, add_dependence_list_and_free): New.
14326 (flush_pending_lists): Replace only_write param with separate
14327 for_read and for_write parameters. Update all callers. Use
14328 add_dependence_list_and_free.
14329 (sched_analyze_1): Do not add reg dependencies here; just set
14330 the pending bits. Use add_dependence_list.
14331 (sched_analyze_2): Likewise.
14332 (sched_analyze_insn): Replace schedule_barrier_found with
14333 reg_pending_barrier. Add all dependencies for pending reg
14334 uses, sets, and clobbers.
14335 (sched_analyze): Don't add reg dependencies for calls, just
14336 set pending bits. Use regs_invalidated_by_call. Treat
14337 sched_before_next_call as a normal list, not a fake insn.
14338 (init_deps): No funny init for sched_before_next_call.
14339 (free_deps): Free pending mems lists. Don't zero reg_last.
14340 (init_deps_global): Init reg_pending_uses.
14341 (finish_deps_global): Free it.
14342 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14343 (find_insn_mem_list): Remove.
14344 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14345 (propagate_deps): Use them. Zero temp mem lists.
14347 2002-01-26 Richard Henderson <rth@redhat.com>
14349 * Makefile.in (CRTSTUFF_CFLAGS): New.
14350 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14351 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14352 crtstuff.c instead of alpha assembly version.
14353 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14354 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14355 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14356 (__do_global_dtors_aux): Mark used.
14357 (frame_dummy, __do_global_ctors_aux): Mark used.
14358 (fini_dummy, init_dummy): Remove.
14360 * config/alpha/crtbegin.asm: Remove file.
14361 * config/alpha/crtend.asm: Remove file.
14362 * config/alpha/t-crtbe: Remove file.
14363 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14364 (LINK_EH_SPEC): New.
14366 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14367 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14368 calling constructors.
14369 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14371 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14372 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14373 CRT_END_INIT_DUMMY hack.
14374 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14375 FORCE_{INIT,FINI}_SECTION_ALIGN.
14377 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14378 FORCE_{INIT,FINI}_SECTION_ALIGN.
14380 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14381 invocation sequence.
14382 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14384 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14385 (FORCE_CODE_SECTION_ALIGN): New.
14387 2002-01-26 Richard Henderson <rth@redhat.com>
14389 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14391 2002-01-26 Richard Henderson <rth@redhat.com>
14393 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14394 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14396 2002-01-26 Kazu Hirata <kazu@hxi.com>
14398 * config/h8300/h8300.md: Remove bit extraction patterns that
14399 cannot be triggered.
14400 Restrict each bit extraction pattern to a variant on which the
14403 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14405 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14407 2002-01-26 Kazu Hirata <kazu@hxi.com>
14409 * config/h8300/h8300.md: Remove bit test patterns that cannot
14411 Restrict each bit test pattern to a variant on which the
14414 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14416 * builtins.c (expand_builtin_strncat): Remove redundant check for
14419 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14421 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14423 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14426 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14428 * dbxout.c (dbxout_init): Use assemble_name rather than just
14429 stripping off the first character.
14430 (dbxout_source_file): Likewise.
14432 2002-01-25 DJ Delorie <dj@redhat.com>
14434 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14435 using rtx_equal_p, not by comparing pointers.
14437 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14439 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14440 for PIC_OFFSET_TABLE_REGNUM.
14441 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14443 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14445 * config.gcc (x86_64-*-freebsd*): New target.
14446 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14448 (i[34567]86-*-freebsd*): Don't include svr4.h.
14449 * config/i386/freebsd64.h: New file.
14451 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14453 * config/alpha/x-vms (version): Make static.
14455 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14456 in previous checkin.
14458 * Makefile.in (install-headers-cp): New target.
14459 * config.gcc (alpha-dec-*vms*): Install headers with
14462 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14464 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14467 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14469 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14470 of compare_tree_int.
14471 (expand_builtin_strncat): Likewise.
14472 * c-decl.c (finish_struct): Use tree_low_cst.
14473 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14474 * tree.c (compare_tree_int): Likewise.
14476 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14478 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14479 adjustments even if they are implemented by more than two insns.
14481 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14483 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14484 * df.h (struct ref): Kill B.
14485 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14487 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14488 * flow.c (propagate_one_insn): Use it.
14489 (mark_used_regs): Handle NIL.
14491 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14493 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14496 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14498 * rs6000.md (prefetch): Make address V4SI mode so that the address
14499 is restricted to legitimate form for instruction.
14501 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14503 * doc/install.texi (xtensa-*-elf): New target.
14504 (xtensa-*-linux*): New target.
14505 * doc/contrib.texi: Add myself.
14507 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14509 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14510 purpose register to hold an SImode (or smaller) value.
14512 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14514 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14516 * crtstuff.c: Likewise.
14518 2002-01-25 Kazu Hirata <kazu@hxi.com>
14520 * config/h8300/h8300.md (negation patterns): Tighten
14521 predicates to register_operand.
14523 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14525 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14528 * builtins.c (expand_builtin_prefetch): Same.
14530 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14532 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14535 2002-01-24 Kazu Hirata <kazu@hxi.com>
14537 * config/h8300/h8300.c (print_operand): Remove support for
14538 operand character 'A'.
14539 * config/h8300/h8300.md (three anonymous patterns): Replace
14540 operand character 'A' with either 'T' or 'S'.
14542 2002-01-24 Kazu Hirata <kazu@hxi.com>
14544 * config/h8300/h8300.c (print_operand): Remove support for
14545 operand character 'U'.
14547 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
14549 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
14551 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
14553 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
14554 values to be assigned to the stack pointer.
14556 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14558 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
14559 to const_double needs to be done right for big-endian systems.
14561 2002-01-24 Jason Merrill <jason@redhat.com>
14564 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
14565 to can_throw_internal.
14567 2002-01-23 Richard Henderson <rth@redhat.com>
14569 * fold-const.c (fold): Change UINT_MAX test to check vs precision
14570 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
14572 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14574 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
14575 (symGOT2reg): Use them, then set as GOT value as unchanging.
14576 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
14577 as a temporary, if possible.
14578 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
14579 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
14581 2002-01-23 Kazu Hirata <kazu@hxi.com>
14583 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
14584 accept to accept 0x80 as operands[2].
14586 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14588 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
14590 2002-01-23 Richard Henderson <rth@redhat.com>
14592 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
14594 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
14596 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
14597 (parmlist_or_identifiers_1): Verify that only a parmlist follows
14600 2002-01-23 Richard Henderson <rth@redhat.com>
14602 * expr.c (move_by_pieces_1): Extend size before negation.
14604 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
14605 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
14606 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
14607 * config/m68k/t-m68kelf: Likewise.
14609 2002-01-23 Bob Wilson <bob.wilson@acm.org>
14611 * config/xtensa/elf.h: New file.
14612 * config/xtensa/lib1funcs.asm: New file.
14613 * config/xtensa/lib2funcs.S: New file.
14614 * config/xtensa/linux.h: New file.
14615 * config/xtensa/t-xtensa: New file.
14616 * config/xtensa/xtensa-config.h: New file.
14617 * config/xtensa/xtensa-protos.h: New file.
14618 * config/xtensa/xtensa.c: New file.
14619 * config/xtensa/xtensa.h: New file.
14620 * config/xtensa/xtensa.md: New file.
14621 * config.gcc (xtensa-*-elf*): New target.
14622 (xtensa-*-linux*): New target.
14623 * cse.c (canon_hash): Compare rtx pointers instead of register
14624 numbers. This is required for the Xtensa port.
14625 * integrate.c (copy_insn_list): Handle case where the static
14626 chain is in memory and the memory address has to be copied to
14628 * doc/invoke.texi (Option Summary): Add Xtensa options.
14629 (Xtensa Options): New node.
14630 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
14632 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14634 * diagnostic.c (internal_error): Do ICE suppression only
14635 when ENABLE_CHECKING is not defined.
14637 * c-typeck.c (require_complete_type): Return error_mark_node
14638 if type is error_mark_node.
14640 2002-01-23 Janis Johnson <janis187@us.ibm.com>
14642 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
14643 -Os and issue a warning.
14645 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14647 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
14648 current (lack of) need for host configuration by hand.
14650 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
14651 references. Documentation of some target macros moved from
14652 hostconfig.texi to tm.texi.
14654 2002-01-23 Will Cohen <wcohen@redhat.com>
14656 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
14659 2002-01-23 Kazu Hirata <kazu@hxi.com>
14661 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
14664 2002-01-23 Jason Merrill <jason@redhat.com>
14666 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
14668 * function.c (assign_parms): Don't put args of inline functions
14669 into registers when not optimizing.
14671 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
14673 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
14674 (prologue_use): New pattern.
14675 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
14676 preference to gen_rtx_USE.
14677 (thumb_expand_prologue): Use gen_prologue_use in preference to
14679 (thumb_expand_epilogue): Use gen_prologue_use in preference to
14682 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
14684 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
14686 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
14689 * doc/extend.texi: Correct documentation of __alignof__.
14691 2002-01-22 Zack Weinberg <zack@codesourcery.com>
14693 * params.h: Rename arguments of DEFPARAM so that it will be
14694 recognized as a translation keyword.
14696 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14698 * extend.texi: Document altivec functions.
14699 Fix N-bit adjectives in X86 builtin documentation.
14701 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14703 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
14704 auto_inc_dec values.
14706 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
14708 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
14710 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
14712 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14714 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
14716 2002-01-22 Richard Henderson <rth@redhat.com>
14718 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
14719 copy_insn not copy_rtx.
14721 2002-01-23 Alan Modra <amodra@bigpond.net.au>
14723 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
14724 "nonzero" as that might add "1" bits. Ensure "constop" is
14725 properly sign extened.
14726 (force_to_mode): Tweak for sign extended constop.
14728 2002-01-22 Richard Henderson <rth@redhat.com>
14730 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
14731 for_each_rtx instead of assuming we're already looking at the MEM.
14732 (split_small_symbolic_mem_operand): Likewise.
14733 * config/alpha/alpha.h (PREDICATE_CODES): Update.
14734 * config/alpha/alpha.md (small symbolic memory splitters): Update.
14736 2002-01-22 Richard Henderson <rth@redhat.com>
14738 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
14739 sequence number for the literal.
14740 (divmoddi_internal_er): Likewise.
14742 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14745 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
14746 in LIBICONV variable.
14747 * configure: Regenerated.
14749 2002-01-22 Krister Walfridsson <cato@df.lth.se>
14751 * dependence.c (build_def_use): Remove array_idx.
14753 * dwarfout.c (last_filename): Remove.
14754 (output_compile_unit_die): Remove last_filename.
14756 2002-01-22 Roger Sayle <roger@eyesopen.com>
14757 Richard Henderson <rth@redhat.com>
14760 * fold-const.c (fold): Optimize unsigned comparisons against
14761 UINT_MAX (and similar unsigned constants).
14763 2002-01-22 Janis Johnson <janis187@us.ibm.com>
14765 * Makefile.in (loop.o): Depend on OPTABS_H.
14766 * loop.c (emit_prefetch_instructions): Check the prefetch operand
14767 against the predicate.
14770 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
14771 for the address operand.
14773 2002-01-22 Richard Henderson <rth@redhat.com>
14775 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
14777 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14780 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
14781 preprocessor flags.
14783 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
14785 * config.gcc (x86_64-*-netbsd*): New target.
14786 * config/i386/netbsd64.h: New file.
14788 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14790 * regrename.c (kill_value): Fix typo.
14792 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14794 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
14796 * config/rs6000/rs6000.h: Same.
14798 * function.c (instantiate_virtual_regs): Remove
14799 STARTING_FRAME_PHASE.
14800 (assign_stack_local_1): Same.
14801 Calculate frame phase.
14803 2002-01-22 Nick Clifton <nickc@redhat.com>
14805 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
14806 variable declaration to outer scope in order to simplify
14808 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
14809 arm_hard_regno_mode_ok.
14810 * config/arm/arm-protos.h: Add a prototype for
14811 arm_hard_regno_mode_ok.
14812 * config/arm/arm.c (soft_df_operand): Remove now redundant
14813 check for DImode values using IP_REGNUM.
14814 (nonimmediate_soft_df_operand): Remove now redundant check for
14815 DImode values using IP_REGNUM.
14816 (arm_hard_regno_mode_ok): New function. New check: make sure
14817 that DImode values are not stored in IP_REGNUM.
14819 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
14821 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
14823 2002-01-22 Jason Merrill <jason@redhat.com>
14825 * c-semantics.c (genrtl_compound_stmt): Only check nesting
14826 consistency if this COMPOUND_STMT is scoped.
14828 2002-01-22 Kazu Hirata <kazu@hxi.com>
14830 * predict.c: Fix formatting.
14831 * print-tree.c: Likewise.
14832 * protoize.c: Likewise.
14833 * real.h: Likewise.
14835 * sbitmap.h: Likewise.
14836 * scan.c: Likewise.
14837 * sched-deps.c: Likewise.
14838 * sched-vis.c: Likewise.
14839 * sdbout.c: Likewise.
14840 * sibcall.c: Likewise.
14842 * ssa-ccp.c: Likewise.
14843 * ssa-dce.c: Likewise.
14844 * stmt.c: Likewise.
14845 * stor-layout.c: Likewise.
14846 * system.h: Likewise.
14848 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14850 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
14851 if fits in bounds of base type.
14853 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
14854 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
14855 (add_bound_info, default): If can't find a context, make a
14857 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
14859 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
14861 * c-typeck.c (parser_build_binary_op): If result from
14862 build_binary_op is ERROR_MARK just return error_mark_node without
14863 further processing.
14865 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
14867 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
14868 Split a.out-specific bits into...
14869 * config/netbsd-aout.h: ...this.
14870 * config/netbsd-elf.h: New file.
14871 * config/alpha/netbsd-elf.h: Remove.
14872 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
14873 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
14874 (STARTFILE_SPEC): Remove redundant definition.
14875 (ENDFILE_SPEC): Likewise.
14876 (LINK_SPEC): Likewise.
14877 (CPP_SPEC): Likewise.
14878 (ASM_SPEC): Likewise.
14879 (LIB_SPEC): Likewise.
14880 (SWITCH_TAKES_ARG): Likewise.
14881 (TARGET_MEM_FUNCTIONS): Likewise.
14882 (CPP_PREDEFINES): Redefine.
14883 (ASM_FINAL_SPEC): Remove redefinition.
14884 (ASM_COMMENT_START): Redefine.
14885 (FUNCTION_PROFILER): Define.
14886 (TARGET_VERSION): Redefine.
14887 Comment and formatting cleanup.
14888 * config/i386/netbsd.h: Include <netbsd-aout.h>.
14889 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
14890 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
14891 big- or little-endian.
14892 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
14893 * config.gcc (*-*-netbsd*): Add definitions common to all
14895 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
14896 gnu_ld definitions. Add netbsd-elf.h to and remove
14897 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
14898 tmake_file, and don't lose previous tmake_file contents.
14899 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
14900 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
14901 gnu_ld definitions. Add netbsd-elf.h to tm_file.
14902 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
14903 (mipsel-*-netbsd*): Rename this to...
14904 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
14905 mips/little.h to tm_file for mips*el-*.
14906 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
14907 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
14908 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
14910 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14912 * pa-protos.h (reg_before_reload_operand): New function prototype.
14913 * pa.c (reg_before_reload_operand): New function implementation.
14914 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
14915 contraints to "*m".
14917 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14919 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
14921 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14923 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
14924 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
14925 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
14926 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
14927 (ENDFILE_SPEC): Undefine.
14928 (STARTFILE_SPEC): Redefine for PA.
14930 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14932 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
14934 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
14936 * config.gcc: Add entries to supported PowerPC --with-cpu
14939 2002-01-21 Jakub Jelinek <jakub@redhat.com>
14941 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
14942 true for 64-bit mode only SSE registers in 32-bit mode.
14944 2002-01-21 Kazu Hirata <kazu@hxi.com>
14946 * unwind-dw2.c: Fix formatting.
14947 * unwind-dw2-fde.c: Likewise.
14948 * unwind-dw2-fde.h: Likewise.
14949 * unwind-pe.h: Likewise.
14950 * varasm.c: Likewise.
14951 * varray.h: Likewise.
14953 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14955 Remove workaround for register stack overwrite bug in mmix.
14956 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
14957 support for TARGET_REG_STACK_FILL_BUG.
14958 * config/mmix/mmix.h: Remove member has_call_without_parameters.
14959 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
14961 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
14962 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
14963 -mno-reg-stack-fill-bug-workaround.
14964 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
14965 machine member has_call_without_parameters.
14966 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
14967 -mreg-stack-fill-bug-workaround and
14968 -mno-reg-stack-fill-bug-workaround.
14969 (MMIX Options): Ditto.
14971 2002-01-21 Kazu Hirata <kazu@hxi.com>
14973 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
14975 Remove redundant code.
14977 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
14979 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
14980 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
14981 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
14982 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
14983 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
14984 out target macro definitions and non-target-specific comments
14985 mostly taken from old versions of the manual.
14987 2002-01-20 Kazu Hirata <kazu@hxi.com>
14989 * config/h8300/h8300.h: Fix comment formatting.
14990 * config/ia64/aix.h: Likewise.
14991 * config/ia64/ia64-protos.h: Likewise.
14992 * config/ia64/ia64.c: Likewise.
14993 * config/ia64/ia64.h: Likewise.
14994 * config/ia64/ia64intrin.h: Likewise.
14995 * config/ia64/linux.h: Likewise.
14996 * config/ia64/unwind-aix.c: Likewise.
14997 * config/ia64/unwind-ia64.c: Likewise.
14999 2002-01-20 Kazu Hirata <kazu@hxi.com>
15001 * config/h8300/h8300.c: Revise comments about shift code.
15003 2002-01-20 Kazu Hirata <kazu@hxi.com>
15005 * config/h8300/h8300.c (function_arg): Update a comment.
15007 2002-01-20 Kazu Hirata <kazu@hxi.com>
15009 * config/h8300/h8300.md: Update the comments at the beginning
15012 2002-01-20 Kazu Hirata <kazu@hxi.com>
15014 * config/i370/i370.c: Fix comment formatting.
15015 * config/i370/i370.h: Likewise.
15016 * config/i370/i370.md: Likewise.
15017 * config/i370/linux.h: Likewise.
15019 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15021 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
15023 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
15024 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
15025 in incomplete case.
15027 2002-01-20 Graham Stott <grahams@redhat.com>
15029 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
15031 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
15033 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
15035 2002-01-19 Tom Rix <trix@redhat.com>
15037 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
15039 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
15041 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
15043 * function.c (assign_stack_local_1): Adjust x_frame_offset with
15044 STARTING_FRAME_PHASE.
15045 (STARTING_FRAME_PHASE): New.
15046 (instantiate_virtual_regs): Check saneness of
15047 STARTING_FRAME_PHASE.
15049 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
15051 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15053 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
15055 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
15057 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
15058 be used for bootstrapping GCC 3.0.
15060 2002-01-18 Kazu Hirata <kazu@hxi.com>
15062 * config/h8300/h8300.md: Fix an insn length.
15064 2002-01-18 Kazu Hirata <kazu@hxi.com>
15066 * bitmap.h: Fix comment formatting.
15067 * combine.c: Likewise.
15068 * cppfiles.c: Likewise.
15069 * c-pragma.h: Likewise.
15070 * c-typeck.c: Likewise.
15072 * dwarf2out.c: Likewise.
15073 * function.c: Likewise.
15075 * genattrtab.c: Likewise.
15076 * gthr-win32.h: Likewise.
15077 * haifa-sched.c: Likewise.
15078 * predict.c: Likewise.
15079 * rtlanal.c: Likewise.
15081 * unwind-dw2-fde.h: Likewise.
15082 * unwind-pe.h: Likewise.
15083 * vmsdbgout.c: Likewise.
15085 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15087 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
15088 if type_required and passed decl.
15090 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
15092 * config.gcc (cpu_type): Include altivec.h in powerpc
15096 * config/rs6000/altivec.h: New.
15098 2002-01-17 David Edelsohn <edelsohn@gnu.org>
15100 * doc/install.texi (*-ibm-aix*): Update assembler and exception
15101 handling information.
15102 * doc/trouble.texi (Interoperation): Add libstdc++ information
15104 (Misunderstandings): Add template instantiation and static template
15105 member information for AIX.
15107 2002-01-17 Jason Merrill <jason@redhat.com>
15109 * dbxout.c (dbxout_type): Support const and volatile.
15111 * except.c (add_partial_entry): Remove backwards compatibility code.
15112 (end_protect_partials): Likewise.
15114 2002-01-17 Jakub Jelinek <jakub@redhat.com>
15116 * config/ia64/ia64.md (prologue_use): New.
15117 * config/ia64/ia64.c (ia64_expand_prologue): Use
15118 gen_prologue_use instead of gen_rtx_USE.
15119 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
15120 as CODE_FOR_pred_rel_mutex.
15121 (ia64_sched_reorder2): Likewise.
15123 2002-01-16 Eric Christopher <echristo@redhat.com>
15125 * config/mips/r3900.h: Reformat.
15126 (SUBTARGET_CPP_SIZE_SPEC): Remove.
15127 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
15128 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
15129 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
15130 * config/mips/t-elf: Remove mips3 multilib.
15132 2002-01-16 H.J. Lu <hjl@gnu.org>
15134 * config/mips/linux.h: Include "mips/abi64.h".
15136 2002-01-16 H.J. Lu <hjl@gnu.org>
15138 * config/mips/t-linux: New.
15140 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
15142 * config/mips/linux.h: Don't include "gofast.h".
15143 (INIT_SUBTARGET_OPTABS): Removed.
15145 2002-01-16 Kazu Hirata <kazu@hxi.com>
15147 * config/h8300/h8300-protos.h: Replace emit_a_shift with
15149 * config/h8300/h8300.c: Likewise.
15150 * config/h8300/h8300.md: Likewise.
15152 2002-01-16 Kazu Hirata <kazu@hxi.com>
15154 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
15155 spaces after an opcode name.
15156 (pushqi1_h8300hs): Likewise.
15157 (pushhi1_h8300hs): Likewise.
15159 2002-01-16 Kazu Hirata <kazu@hxi.com>
15161 * doc/extend.texi: Replace "option" with "attribute"
15164 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15166 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
15167 (and:DI () (const_int -8)).
15168 (split_small_symbolic_mem_operand): Split
15169 (mem (and:DI () (const_int -8)).
15171 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15174 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
15175 same way as TYPE_IMUL.
15176 (ultrasparc_sched_reorder): Likewise.
15177 * config/sparc/sparc.md (type): Add comment to update
15178 ultrasparc_sched_reorder when making changes.
15180 2002-01-16 Kazu Hirata <kazu@hxi.com>
15182 * doc/invoke.texi: Change the dump file name of block
15183 reordering pass from 28.bbro to 29.bbro.
15184 Mention -dk option.
15186 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
15188 * i386.md (minsf splitter): Fix pasto.
15190 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15192 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
15193 to frame pointer initialisation instruction.
15194 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
15195 initialisation instruction.
15196 (soft_df_operand): Do not accept the IP register.
15197 (nonimmediate_soft_df_operand): Do not accept the IP register.
15199 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15202 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
15203 MASK_V8 being both set.
15205 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
15207 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
15208 insn for GOT register; add REG_MAYBE_DEAD notes instead.
15209 config/s390/s390.md (call, call_value): Add GOT register to
15210 CALL_INSN_FUNCTION_USAGE where needed.
15211 (call_exp, call_value_exp): New.
15213 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15215 * config/arm/arm.c: General formatting tidy up.
15217 2002-01-16 Graham Stott <grahams@redhat.com>
15219 * calls.c (try_to_integrate): Use "(size_t)" intermediate
15220 cast and when casting an integer literal to "rtx" pointer.
15221 (expand_call): Likewise.
15222 * flow.c (try_pre_increment): Likewise.
15223 (find_use_as_address): Likewise.
15224 * integrate.c (expand_iline_function): Likewise.
15225 * regmove.c (try_auto_increment): Likewise.
15227 2002-01-16 Graham Stott <grahams@redhat.com>
15229 * sched-rgn.c (passed): Use sbitmap_free.
15230 (header): Likewise.
15232 (in_queue): Likewise.
15233 (in_stack): Likewise.
15235 2002-01-15 Eric Christopher <echristo@redhat.com>
15237 * flow.c (propagate_one_insn): Change to use fatal_insn.
15239 2002-01-15 Kazu Hirata <kazu@hxi.com>
15241 * expmed.c (extract_fixed_bit_field): Remove unused code.
15242 * system.h: Poison SLOW_ZERO_EXTEND.
15243 * doc/tm.texi: Remove.
15244 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
15245 * config/arm/arm.h: Likewise.
15246 * config/avr/avr.h: Likewise.
15247 * config/clipper/clipper.h: Likewise.
15248 * config/convex/convex.h: Likewise.
15249 * config/d30v/d30v.h: Likewise.
15250 * config/dsp16xx/dsp16xx.h: Likewise.
15251 * config/elxsi/elxsi.h: Likewise.
15252 * config/fr30/fr30.h: Likewise.
15253 * config/h8300/h8300.h: Likewise.
15254 * config/i370/i370.h: Likewise.
15255 * config/i386/i386.h: Likewise.
15256 * config/m68k/m68k.h: Likewise.
15257 * config/mips/mips.h: Likewise.
15258 * config/ns32k/ns32k.h: Likewise.
15259 * config/pdp11/pdp11.h: Likewise.
15260 * config/pj/pj.h: Likewise.
15261 * config/s390/s390.h: Likewise.
15262 * config/sh/sh.h: Likewise.
15263 * config/stormy16/stormy16.h: Likewise.
15264 * config/v850/v850.h: Likewise.
15265 * config/vax/vax.h: Likewise.
15266 * config/we32k/we32k.h: Likewise.
15268 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15270 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
15271 (altivec_lvsl): Change constraint to b.
15272 (altivec_lvsr): Same.
15273 (altivec_lvebx): Same.
15274 (altivec_lvehx): Same.
15275 (altivec_lvewx): Same.
15276 (altivec_lvxl): Same.
15277 (altivec_lvx): Same.
15278 (altivec_stvx): Add parallel.
15279 (altivec_stvxl): Same.
15280 (altivec_stvehx): Same.
15281 (altivec_stvebx): Same.
15282 (altivec_stvebx): Same.
15284 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15286 * config.gcc: Change altivec.h to altivec-defs.h.
15288 * config/rs6000/altivec.h: Delete.
15290 * config/rs6000/altivec-defs.h: Add.
15292 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15294 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15297 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15298 less than or equal to eight bytes.
15300 * vax.md (andsi3): Remove constraints and change SET destination
15301 operand type to nonimmediate_operand.
15302 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15303 when it is a CONST_INT.
15305 2002-01-15 Jason Merrill <jason@redhat.com>
15307 * c-common.def (FILE_STMT): New code.
15308 * c-common.c (statement_code_p): It's a statement.
15309 * c-common.h (stmt_tree_s): Add x_last_filename.
15310 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15311 (last_expr_filename): New macro.
15312 * c-semantics.c (begin_stmt_tree): Initialize it.
15313 (add_stmt): If the filename changed, also insert a
15315 (expand_stmt): Handle seeing one.
15317 2002-01-15 Eric Christopher <echristo@redhat.com>
15319 * flow.c (propagate_one_insn): Add error message and print out
15320 insn for debugging.
15322 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15324 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15325 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15326 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15327 TRAMPOLINE_ALIGNMENT.
15328 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15330 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15331 PCC_BITFIELD_TYPE_MATTERS.
15332 * config/interix.h (STDC_VALUE): Remove. Use
15333 STDC_0_IN_SYSTEM_HEADERS.
15334 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15335 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15336 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15338 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15340 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15341 not work on this platform currently.
15343 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15345 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15346 readonly_warning in _().
15348 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15350 * gcc.c (delete_if_ordinary): Backout previous change.
15352 2002-01-15 Kazu Hirata <kazu@hxi.com>
15354 * config/h8300/h8300.c (print_operand): Remove support for
15355 unused operand characters.
15357 * read-rtl.c: Fix formatting.
15358 * real.c: Likewise.
15359 * recog.c: Likewise.
15360 * regclass.c: Likewise.
15361 * regmove.c: Likewise.
15362 * reg-stack.c: Likewise.
15363 * reload1.c: Likewise.
15364 * rtlanal.c: Likewise.
15366 2002-01-15 Kazu Hirata <kazu@hxi.com>
15368 * config/i386/i386.c: Fix formatting.
15370 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15372 * c-typeck.c (process_init_element): Don't save_expr
15373 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15375 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15377 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15378 emit optional traceback table if optimize_size or TARGET_ELF.
15379 * config/rs6000/rs6000.md (prefetch): New.
15381 2002-01-15 Andreas Jaeger <aj@suse.de>
15383 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15385 2002-01-15 Kazu Hirata <kazu@hxi.com>
15387 * mips-tfile.c: Fix formatting.
15389 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15391 * unroll.c (final_reg_note_copy): Fix previous commit.
15393 2002-01-14 Kazu Hirata <kazu@hxi.com>
15395 * config/h8300/h8300-protos.h: Remove the prototype for
15397 * config/h8300/h8300.c (eq_operator): Remove.
15399 2002-01-14 Richard Henderson <rth@redhat.com>
15401 * config/i386/i386.md (prefetch): Tidy.
15402 (prefetch_3dnow): Fix locality operand.
15404 2002-01-14 Richard Henderson <rth@redhat.com>
15406 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15407 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15409 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15411 * reload1.c (reload_combine): Pass reg_sum replacement through
15412 copy_rtx in loop performing multiple changes.
15414 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15416 * except.c (remove_unreachable_regions): New.
15417 (free_eh_status): Clear exception_handler_labels.
15418 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15419 (find_exception_handler_labels): Don't add the same label more than
15421 (remove_exception_handler_label): Don't die if
15422 find_exception_handler_labels hasn't been called for the current
15425 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15427 * toplev.c (rest_of_compilation): Rebuild jump labels after
15430 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15432 * doc/extend.texi: Move documentation of X86 built-in functions
15434 * doc/invoke.texi: From here.
15435 * doc/sourcebuild.texi: Document location of documentation for
15436 machine built-in functions.
15438 2002-01-13 Christopher Faylor <cgf@redhat.com>
15440 * cppfiles.c (TEST_THRESHOLD): New macro.
15441 (SHOULD_MMAP): Ditto.
15442 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15445 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15447 * unroll.c (final_reg_note_copy): Properly handle
15449 (unroll_loops): Fix LOOP_CONDITION heuristics.
15451 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15453 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15454 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15456 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15458 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15461 2002-01-14 Tom Rix <trix@redhat.com>
15463 * config/rs6000/rs6000.md: Fix typo with sradi.
15465 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15467 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15468 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15469 (clrstrdi, clrstrsi): Adapt callers.
15471 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15473 (movti splitter): Never use register 0 as base register.
15475 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15477 * combine.c (simplify_shift_const): Always generate new rtx
15478 for shift expression instead of reusing given expression.
15480 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15482 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15483 alpha_legitimize_address unless mode is Pmode.
15485 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15487 * doc/md.texi (Modifiers): Document the '*' constraint for the
15490 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15491 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15494 2002-01-13 Richard Henderson <rth@redhat.com>
15496 * reload.c (find_reloads): Use a hard reg destination as reload reg
15497 for an input reload of the source.
15499 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15501 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15504 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15506 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15507 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15509 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15511 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15513 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15515 2002-01-12 Tom Rix <trix@redhat.com>
15517 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15520 2002-01-12 Richard Henderson <rth@redhat.com>
15522 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15524 * doc/invoke.texi: Update Alpha options.
15526 * doc/invoke.texi: Update i386 built-in function lists.
15528 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15530 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15531 referencing outside.
15533 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15535 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15536 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15537 offsets, and change line folding.
15538 * optabs.c (expand_binop): Remove warnings.
15539 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15541 2002-01-12 Graham Stott <grahams@redhat.com>
15543 * attribs.c (handle_deprecated_attribute): constify WHAT.
15544 * diagnostic.c (warn_deprecated_use): Add braces, fixes
15545 dangling else warning and constify WHAT.
15546 * except.h (struct function, struct inline_remap): Move
15547 struct tag forward defs before all prototypes.
15548 (duplicate_eh_regions): Whitespace.
15550 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
15552 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15553 MODE_BASE_REG_CLASS.
15554 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
15556 2002-01-12 Richard Henderson <rth@redhat.com>
15558 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
15559 (ix86_expand_vector_move): New.
15560 (bdesc_2arg): Remove andps, andnps, orps, xorps.
15561 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
15562 Remove old prefetch builtins. Special case the logicals removed above.
15563 (ix86_expand_builtin): Likewise.
15564 (safe_vector_operand): Use V4SFmode, not TImode.
15565 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
15566 (ix86_expand_timode_binop_builtin): New.
15567 * config/i386/i386-protos.h: Update.
15568 * config/i386/i386.h (enum ix86_builtins): Update.
15569 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
15570 Use ix86_expand_vector_move in vector move expanders.
15571 (movti_internal, movti_rex64): Add xorps alternative.
15572 (sse_clrv4sf): Rename and adjust from sse_clrti.
15573 (prefetch): Don't work so hard.
15574 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
15575 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
15576 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
15578 2002-01-11 Richard Henderson <rth@redhat.com>
15580 * config/i386/mmintrin.h: New file.
15581 * config/i386/xmmintrin.h: New file.
15582 * config.gcc (i?86-*-*): Add extra_headers.
15583 * simplify-rtx.c (simplify_unary_operation): Handle saturating
15585 (simplify_binary_operation): Handle saturating arithmetic codes.
15586 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
15587 not the lowpart subreg.
15588 (ix86_expand_builtin): Return a TImode dummy register instead of 0
15590 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
15592 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15594 * conflict.c (conflict_graph_compute): Free regsets when finished.
15595 * ssa.c (compute_coalesced_reg_partition): Likewise.
15597 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15599 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
15600 every where we allocate a register.
15602 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15604 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
15605 * lcm.c (compute_earliest, compute_farthest): Likewise.
15607 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15609 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
15611 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15613 * doc/rtl.texi (Insns): Fix 2 typos.
15615 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
15617 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
15618 options. Use @table @gcctabopt for MMIX options. Add index
15619 entries for MMIX options. Start new paragraph with first
15620 heading of the machine-dependent options.
15622 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
15625 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
15626 * combine.c (force_to_mode): Same.
15627 * reload1.c (clear_reload_reg_in_use): Same.
15629 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
15631 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
15634 2002-01-11 Andreas Jaeger <aj@suse.de>,
15635 Brad Lucier <lucier@math.purdue.edu>
15637 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
15640 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
15642 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
15643 Protect with IN_LIBGCC.
15644 (LINK_EH_SPEC): Add required trailing space.
15646 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
15648 * c-tree.h: Move function declarations so that they are listed
15649 under the filename which contains them.
15650 (check_identifier, finish_decl_top_level,
15651 lookup_name_current_level_global, shadow_record_fields): Remove.
15653 2002-01-11 Andreas Jaeger <aj@suse.de>
15655 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
15658 2002-01-10 Richard Henderson <rth@redhat.com>
15660 * config/alpha/alpha.c (print_operand): Add 'J'.
15661 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
15662 new operand with the sequence number for the lituse. When splitting
15663 the insns, use gen_movdi_er_high_g and generate a sequence number.
15664 (gen_movdi_er_high_g): Print the sequence number if non-zero.
15666 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
15668 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
15669 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
15671 (altivec_expand_builtin): Same.
15672 (altivec_expand_stv_builtin): New.
15674 * config/rs6000/rs6000.h (rs6000_builtins): Same.
15676 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
15677 ("altivec_lvehx"): New.
15678 ("altivec_lvewx"): New.
15679 ("altivec_lvxl"): New.
15680 ("altivec_lvx"): New.
15681 ("altivec_stvx"): New.
15682 ("altivec_stvebx"): New.
15683 ("altivec_stvehx"): New.
15684 ("altivec_stvewx"): New.
15685 ("altivec_stvxl"): New.
15687 2002-01-10 Richard Henderson <rth@redhat.com>
15689 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
15690 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
15691 care not to delete instructions twice.
15693 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15695 * toplev.c: Don't declare environ (it's not used anywhere).
15696 * configure.in: Don't check for declaration of environ.
15697 * config/i386/xm-mingw32.h: Don't #define environ.
15698 * config.in, configure: Regenerate.
15700 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15702 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
15703 * configure: Regenerate.
15705 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
15706 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
15707 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
15709 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
15710 LIMITS_H_TEST here, not in m68k/x-next.
15711 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
15712 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
15714 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
15715 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
15716 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
15718 * config/i386/x-djgpp: Renamed i386/t-djgpp.
15719 * config/m88k/x-dolph: Renamed m88k/t-dolph.
15720 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
15721 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
15722 replacement of quadlib.asm with quadlib.c.
15724 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
15725 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
15726 config/rs6000/xm-beos.h: Delete file.
15728 * config.gcc: Update to match above changes.
15730 2002-01-10 Kazu Hirata <kazu@hxi.com>
15732 * config/h8300/h8300.h: Fix comment typos.
15733 * config/h8300/h8300.md: Likewise.
15734 * config/h8300/lib1funcs.asm: Likewise.
15736 2002-01-10 Dale Johannesen <dalej@apple.com>
15738 PR optimization/5269
15739 * unroll.c (precondition_loop_p): Make *increment be the correct
15740 sign when n_iterations known, to avoid confusing caller.
15742 2002-01-10 Kazu Hirata <kazu@hxi.com>
15744 * doc/extend.texi (deprecated): Fix a typo.
15746 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
15748 * basic-block.h (update_br_prob_note): Declare.
15749 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
15750 (try_forward_edges): Care negative frequencies and update note.
15751 (outgoing_edges_match): Tweek conditional merging heuristics.
15752 (try_crossjump_to_edge): use update_br_prob_note.
15753 * cfglayout.c (fixup_reorder_chain): Likewise.
15754 * cfrtl.c (update_br_prob_note): New.
15755 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
15757 * i386.c (ix86_decompose_address): Return -1 if address contains
15759 (legitimate_address_p): Require ix86_decompose_address to return 1.
15761 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
15762 (cprop_insn): Likewise.
15764 2002-01-10 Kazu Hirata <kazu@hxi.com>
15766 * toplev.c: Fix formatting.
15767 * tree.c: Likewise.
15768 * tree-dump.c: Likewise.
15769 * unroll.c: Likewise.
15770 * unwind-dw2.c: Likewise.
15771 * unwind-dw2-fde.c: Likewise.
15772 * unwind-dw2-fde-glibc.c: Likewise.
15773 * unwind-sjlj.c: Likewise.
15775 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15777 * doc/invoke.texi: Document PDP-11 options.
15779 2002-01-10 Kazu Hirata <kazu@hxi.com>
15781 * config/h8300/h8300.h: Fix formatting.
15783 2002-01-10 Ira Ruben <ira@apple.com>
15785 Add __attribute__ ((deprecated)).
15786 * extend.texi: Document __attribute__ ((deprecated)).
15787 * invoke.texi: Document -Wno-deprecated-declarations.
15788 * testsuite/g++.dg/other/deprecated.C: New C++ test.
15789 * testsuite/gcc.dg/deprecated.c: New C test.
15790 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
15791 (c_common_attribute_table): Add "deprecated" entry.
15792 (handle_deprecated_attribute): New function.
15793 * c-decl.c (deprecated_states): New enum.
15794 deprecated_state: State of "deprecated" handling.
15795 (start_decl): Set deprecated_state based on attributes.
15796 (grokdeclarator): Test for deprecated uses, propagate attribute.
15797 * c-typeck.c (build_component_ref): Test for deprecated fields.
15798 (build_external_ref): Test for deprecated primaries.
15799 * diagnostic.c (warn_deprecated_use) New function to issue
15800 warnings about __attribute__ ((depricated)) references.
15801 * flags.h (warn_deprecated_decl): Extern declared for
15802 -W[no-]deprecated-declarations option.
15803 * print-tree.c (print_node): Show deprecated flag status.
15804 * toplev.c (warn_deprecated_decl): Defined.
15805 (W_options): Added "deprecated-declaration".
15806 * toplev.h (warn_deprecated_use): Extern declared.
15807 * tree.h (struct tree_common): Define deprecated_flag.
15808 (TREE_DEPRECATED): New macro to access flag.
15809 * cp/call.c (build_call): Test for deprecated calls.
15810 * cp/class.c (add_implicitly_declared_members): Set global
15811 flag to tell grokdeclarator to not issue deprecated warnings.
15812 * cp/cp-tree.h: Add extern for adding_implicit_members.
15813 * cp/decl.c (deprecated_states): New enum.
15814 (start_decl): Set deprecated_state based on attributes.
15815 (grokdeclarator): Test for deprecated uses, propagate attribute.
15816 * cp/lex.c (do_identifier): Test for deprecated primaries.
15817 * cp/typeck.c (build_component_ref): Test for deprecated fields.
15819 2002-01-10 Ira Ruben <ira@apple.com>
15821 Fix to assign attributes to inline member functions.
15822 * cp/decl.c (start_method): Handle attrlist.
15824 2002-01-10 Kazu Hirata <kazu@hxi.com>
15826 * combine.c (expand_field_assignment): Use subreg_lsb().
15828 2002-01-10 David Edelsohn <edelsohn@gnu.org>
15830 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
15831 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
15832 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
15833 Recurse for any operand of AND as long as constant is non-zero.
15835 2002-01-10 Kazu Hirata <kazu@hxi.com>
15837 * config/h8300/h8300.md: Remove constraints from expanders.
15839 2002-01-10 Kazu Hirata <kazu@hxi.com>
15841 * varasm.c: Fix formatting.
15842 * varray.c: Likewise.
15843 * vmsdbgout.c: Likewise.
15844 * xcoffout.c: Likewise.
15846 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
15848 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
15849 update edge probabilities to match.
15851 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15853 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
15855 * doc/languages.texi, doc/sourcebuild.texi: New files.
15856 * doc/configfiles.texi: Make a subsubsection. Update.
15857 * doc/configterms.texi: Add @node. Remove warning that this isn't
15858 instructions for building GCC.
15859 * doc/makefile.texi: Make a subsection.
15860 * doc/gccint.texi: Update.
15862 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
15864 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
15866 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
15868 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
15870 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
15872 * optabs.c (expand_fix): Look for wider integer modes first.
15874 * i386.md (mov?f): Avoid the fake const double trick for medium
15876 (min?f*/max?f*): Prohibit memory operands for i387 variant.
15877 (fop_df_4): Disable for SSE compilation.
15879 2002-01-10 Graham Stott <grahams@redhat.com>
15881 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
15882 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
15884 2002-01-10 Richard Henderson <rth@redhat.com>
15886 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
15888 2002-01-10 Richard Henderson <rth@redhat.com>
15890 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
15891 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
15893 2002-01-10 Kazu Hirata <kazu@hxi.com>
15895 * combine.c (can_combine_p): Fix a comment typo.
15897 2002-01-09 Zack Weinberg <zack@codesourcery.com>
15899 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
15900 empty list correctly. Change loop index $t to $f for
15901 consistency with rest of Makefile.
15903 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
15905 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
15906 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15908 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
15909 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
15910 (altivec_init_builtins): Same.
15911 (altivec_expand_unop_builtin): Return NULL_RTX on error.
15912 (altivec_expand_binop_builtin): Same.
15913 (altivec_expand_ternop_builtin): Same.
15916 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
15917 ("altivec_vctuxs"): Fix typo.
15918 ("altivec_vnmsubfp"): Same.
15919 ("altivec_dssall"): New.
15920 ("altivec_mfvscr"): New.
15921 ("altivec_dss"): New.
15922 ("altivec_lvsl"): New.
15923 ("altivec_lvsr"): New.
15924 ("altivec_dstt"): New.
15925 ("altivec_dstst"): New.
15926 ("altivec_dststt"): New.
15927 ("altivec_dst"): New.
15929 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
15930 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15932 2002-01-09 Richard Henderson <rth@redhat.com>
15934 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
15936 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
15938 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
15940 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
15942 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
15944 2002-01-09 Kazu Hirata <kazu@hxi.com>
15946 * read-rtl.c: Fix formatting.
15947 * real.c: Likewise.
15948 * regclass.c: Likewise.
15949 * regrename.c: Likewise.
15950 * reg-stack.c: Likewise.
15951 * reload1.c: Likewise.
15952 * reload.c: Likewise.
15955 2002-01-09 Kazu Hirata <kazu@hxi.com>
15957 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
15958 to extract items in the expr_list chain.
15960 2002-01-09 Richard Henderson <rth@redhat.com>
15962 * config/vax/vax.c (vax_rtx_cost): Never abort.
15964 * config/vax/vax.h (REAL_ARITHMETIC): Define.
15966 2002-01-09 Jan Hubicka <jh@suse.cz>
15968 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
15970 2002-01-09 Richard Henderson <rth@redhat.com>
15972 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
15973 Unify code from various alternatives.
15975 2002-01-09 Richard Henderson <rth@redhat.com>
15977 * regrename.c (copy_value): Ignore the copy if the source register
15978 is present in the value chain with a narrower mode.
15980 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15982 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
15983 for the c4x target. Also improve layout.
15985 2002-01-09 Richard Henderson <rth@redhat.com>
15987 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
15988 * config/m32r/m32r.md (and ior xor splitters): Swap operands
15989 to match insn patterns.
15991 2002-01-09 Richard Henderson <rth@redhat.com>
15993 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
15994 (copyprop_hardreg_forward_1): Likewise.
15996 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
15998 * pa.md (decrement_and_branch_until_zero): Change predicate for
15999 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
16001 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16003 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
16004 gets undefined. For Darwin.
16006 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16008 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
16010 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16012 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
16014 2002-01-08 Richard Henderson <rth@redhat.com>
16016 * regrename.c (copy_value): Ignore overlapping copies.
16018 2002-01-08 Richard Henderson <rth@redhat.com>
16020 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
16021 as needed to avoid shared structure.
16023 2002-01-08 Kazu Hirata <kazu@hxi.com>
16025 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
16028 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16030 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
16031 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
16032 documentation of obsolete macros.
16033 * system.h: Poison these macros.
16034 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
16035 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
16036 config/c4x/c4x.h, config/clipper/clipper.h,
16037 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
16038 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
16039 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
16040 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
16041 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
16042 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
16043 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
16044 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
16045 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
16046 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
16047 config/sparc/sparc.h, config/stormy16/stormy16.h,
16048 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
16049 definitions and commented out definitions of obsolete macros.
16050 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
16051 of MAX_INT_TYPE_SIZE.
16053 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16055 * config/s390/s390.c (s390_preferred_reload_class): Never
16056 return ADDR_REGS if it isn't a subset of the given class.
16057 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
16058 FP_REGS, but all superclasses as well.
16060 * config/s390/s390.c (s390_function_profiler): Fix thinko.
16062 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
16063 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
16064 must not be a const_int.
16066 2002-01-08 Richard Henderson <rth@redhat.com>
16068 * Makefile.in (toplev.o): Depend on options.h.
16069 (gcc.o): Depend on specs.h.
16071 2002-01-08 Jakub Jelinek <jakub@redhat.com>
16073 * expr.c (store_expr): Convert VOIDmode constants back to target's
16076 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16078 * doc/invoke.texi: Markup gcc as @command. Refer to
16079 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
16080 of http://gcc.gnu.org/thanks.html.
16082 2002-01-08 Dale Johannesen <dalej@apple.com>
16084 * config/rs6000/rs6000.md: Add missing int register
16085 target case to movdf_low.
16087 2002-01-08 Zack Weinberg <zack@codesourcery.com>
16089 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
16090 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
16091 (cppinit.o): Depend on except.h.
16092 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
16093 s-specs): New rules.
16095 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
16096 Don't create specs.h/options.h/gencheck.h here. Remove
16097 unnecessary variable settings from last argument of AC_OUTPUT.
16098 * config.in, configure: Regenerate.
16099 * intl.c: Hardcode package name as "gcc".
16101 * cppinit.c: Include except.h.
16102 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
16104 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
16105 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
16106 (!)USING_SJLJ_EXCEPTIONS.
16107 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
16109 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16111 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
16112 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
16113 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
16114 documentation of obsolete macros.
16115 * system.h: Poison these macros.
16116 * config/d30v/d30v.h, config/ns32k/encore.h,
16117 config/stormy16/stormy16.h: Remove definitions and commented out
16118 definitions of obsolete macros.
16120 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
16122 * objc/objc-act.c (handle_class_ref): Mark the declaration of
16123 %sobjc_class_ref_%s as used - to prevent unwanted compiler
16126 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16128 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
16129 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
16130 to insn adjusting stack/frame pointer.
16131 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
16132 accept operands that cause the insn to be non-splittable.
16134 2002-01-08 Graham Stott <grahams@redhat.com>
16136 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
16137 (C_TYPE_FIELDS_VOLATILE): Likewise.
16138 (C_TYPE_BEING_DEFINED): Likewise.
16139 (C_IS_RESERVED_WORD): Likewise.
16140 (C_TYPE_VARIABLE_SIZE): Likewise.
16141 (C_DECL_VARIABLE_SIZE): Likewise.
16142 (C_MISSING_PROTOTYPE_WARNED): Likewise.
16143 (C_SET_EXP_ORIGINAL_CODE): Likewise.
16144 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
16146 (C_DECL_ANTICIPATED): Likewise.
16147 (c_build_type_variant): Add parenthesis.
16149 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16151 * gcc.c (option_map): Remove --version.
16152 (process_command): Handle -fversion following the GNU Coding
16153 Standards. Partially addresses PR other/704.
16155 2002-01-08 Graham Stott <grahams@redhat.com>
16157 * combine.c (combine_instructions): Fix typo.
16159 2002-01-08 Graham Stott <grahams@redhat.com>
16161 * debug.h: Use "tree" and "rtx" throughout.
16163 * debug.c: Likewise.
16165 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
16167 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
16168 constant pool, use the pool's version of the symbol instead.
16170 2002-01-07 Richard Henderson <rth@redhat.com>
16172 * regrename.c (find_oldest_value_reg): Ignore the value chain if
16173 the original register was copied in a mode with a fewer number of
16174 hard registers than the desired mode.
16175 (copyprop_hardreg_forward_1): Likewise.
16176 (debug_value_data): Fix loop test.
16177 * toplev.c (parse_options_and_default_flags): Reenable
16178 -fcprop-registers at -O1.
16180 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16182 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
16183 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
16185 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
16188 * config/rs6000/rs6000.md: Add altivec predicate patterns.
16190 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
16192 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
16193 (pa_output_function_prologue): Output local label at the beginning of
16194 the prologue when profiling.
16195 (hppa_profile_hook): Use the local label rather than the function label.
16196 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
16198 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16200 * config/rs6000/rs6000.c (print_operand): Remove extra space.
16201 (altivec_expand_unop_builtin): Fix thinko.
16202 (altivec_expand_binop_builtin): Same.
16203 (altivec_expand_ternop_builtin): Same.
16204 (altivec_expand_builtin): Same.
16206 2002-01-07 Richard Henderson <rth@redhat.com>
16208 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
16210 2002-01-07 Jason Merrill <jason@redhat.com>
16212 * unwind-dw2.c (execute_cfa_program): Use < again.
16214 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16216 * predict.c (combine_predictions_for_insn): Avoid division by zero.
16218 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16220 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
16221 Don't allow -1 - x -> ~x simplifications in the first pass.
16223 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16225 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
16227 (altivec_expand_binop_builtin): Same.
16228 (altivec_expand_unop_builtin): Same.
16229 (print_operand): Fix typo.
16230 (bdesc_1arg): Add vupk* variants.
16232 * rs6000.h (rs6000_builtins): Add vupk* enums.
16234 * rs6000.md: Add altivec_vupk* variants.
16236 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
16238 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
16239 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
16240 and last update dates.
16242 2002-01-07 Janis Johnson <janis187@us.ibm.com>
16244 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
16246 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
16248 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
16249 * config/avr/avr.h (CPP_SPEC): Likewise.
16250 (LINK_SPEC): Likewise.
16251 (CRT_BINUTILS_SPECS): Likewise.
16252 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16253 * doc/invoke.texi (AVR Options): Document them.
16255 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
16257 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
16260 2002-01-07 Graham Stott <grahams@redhat.com>
16262 * config/i386/i386.h: Update copyright date.
16263 (HALF_PIC_PTR): Add parenthesis.
16264 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
16265 (CONSTANT_ALIGNMENT): Add parenthesis.
16266 (DATA_ALIGNMENT): Likewise.
16267 (LOCAL_ALIGNMENT): Likewise.
16268 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
16269 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
16270 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
16271 (HARD_REGNO_NREGS): Add paranethesis.
16272 (VALID_SSE_REG_MODE): Whitespace.
16273 (VALID_MMX_REG_MODE): Whitespace.
16274 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
16275 (ix86_hard_regno_mode_ok): Add parenthesis.
16276 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
16277 (RETURN_IN_MEMORY): Whitespace.
16278 (N_REG_CLASSES): Add parenthesis.
16279 (INTEGER_CLASS_P): Add parenthesis and wrap.
16280 (FLOAT_CLASS_P): Likewise.
16281 (SSE_CLASS_P): Likewise.
16282 (MMX_CLASS_P): Likewise.
16283 (MAYBE_INTEGER_CLASS_P): Likewise.
16284 (MAYBE_FLOAT_CLASS_P): Likewise.
16285 (MAYBE_SSE_CLASS_P): Likewise.
16286 (MAYBE_MMX_CLASS_P): Likewise.
16287 (Q_CLASS_P): Likewise.
16288 (GENERAL_REGNO_P): Uppercase macro parameter.
16289 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16290 (FP_REGNO_P): Likewise.
16291 (ANY_FP_REGNO_P): Uppercase macro parameter.
16292 (SSE_REGNO_P): Likewise.
16293 (SSE_REGNO): Likewise.
16294 (SSE_REG_P): Likewise.
16295 (SSE_FLOAT_MODE_P): Likewise.
16296 (MMX_REGNO_P): Likewise.
16297 (MMX_REG_P):Likewise.
16298 (STACK_REG_P): Likewise.
16299 (NON_STACK_REG_P): Likewise.
16300 (STACK_TOP_P): Likewise.
16301 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16302 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16303 (SECONDARY_MEMORY_NEEDED): Likewise.
16304 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16305 (MD_ASM_CLOBBERS): Whitespace and wrap.
16306 (MUST_PASS_IN_STACK): Whitespace and wrap.
16307 (RETURN_POPS_ARGS): Add parenthesis.
16308 (INIT_CUMULATIVE_ARGS): Likewise.
16309 (FUNCTION_ARG): Likewise.
16310 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16311 (SETUP_INCOMING_VARARGS): Likewise.
16312 (BUILD_VA_LIST_TYPE): Add parenthesis.
16313 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16315 (EXPAND_BUILTIN_VA_ARG): Likewise.
16316 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16317 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16318 (INITIAL_ELIMINATION_OFFSET): Likewise.
16319 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16320 (REGNO_OK_FOR_BASE_P): Likewise.
16321 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16322 (REGNO_OK_FOR_DIREG_P): Likewise.
16323 (REG_OK_FOR_INDEX_P): Whitespace.
16324 (REG_OK_FOR_BASE_P): Whitespace.
16325 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16327 (FIND_BASE_TERM): Fix typo.
16328 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16329 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16330 (SYMBOLIC_CONST; Whitespace.
16331 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16332 (ENCODE_SECTION_INFO): Whitespace.
16333 (FINALIZE_PIC): Remove do { ... } while (0).
16334 (PROMOTE_MODE): Wrap in do { ... } while (0).
16335 (CONST_COSTS): Whitespace.
16336 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16337 (REGISTER_MOVE_COST): Add parenthesis.
16338 (MEMORY_MOVE_COST): Likewise.
16339 (EXTRA_CC_MODES): Whitespace.
16340 (SELECT_CC_MODE): Add parenthesis and whitespace.
16341 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16342 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16343 (ASM_OUTPUT_LABEL): Add paramethesis.
16344 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16345 (ASM_OUTPUT_REG_POP): Likewise.
16346 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16347 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16349 * config/i386/i386.c: Update copyright.
16350 (CHECK_STACK_LIMIT): Add parenthesis.
16351 (AT_BP): Uppercase macro parameter.
16352 (x86_64_int_parameter_registers): Constify.
16353 (x86_64_int_return_registers): Likewise.
16354 (ix86_compare_op0): Use rtx.
16355 (construct_container): Constify INTREG parameter.
16356 (function_arg): Use rtx.
16358 * diagnostic.h: Update copyright date.
16359 (output_buffer_state): Add parenthesis.
16360 (output_buffer_format_args): Likewise.
16362 * combine.c (combine_instructions): Replace XEXP (links, 0)
16365 2002-01-06 H.J. Lu <hjl@gnu.org>
16367 * cfgcleanup.c (thread_jump): Fix 2 typos.
16369 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16371 * config.gcc: Add support for --enable-altivec.
16373 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16375 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16377 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16379 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16380 __objc_class_name_*.
16382 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16384 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16386 2002-01-06 Richard Henderson <rth@redhat.com>
16388 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16389 nop them out. Increment label reference count for REG_LABEL.
16390 (fill_slots_from_thread): Frob label reference count around
16391 delete_related_insns.
16393 2002-01-05 Richard Henderson <rth@redhat.com>
16395 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16398 2002-01-05 Richard Henderson <rth@redhat.com>
16400 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16401 * integrate.c (output_inline_function): Likewise.
16402 * toplev.c (rest_of_compilation): Do it here instead. Move call
16403 to remove_unnecessary_notes after emitting abstract instance.
16404 Force an emitted nested function to have its parent emited as well.
16405 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16407 (rtl_for_decl_location): Do not look at reload data structures
16408 before reload has run.
16410 2002-01-05 Kazu Hirata <kazu@hxi.com>
16412 * cse.c: Fix formatting.
16413 * dwarf2asm.c: Likewise.
16414 * dwarf2out.c: Likewise.
16415 * explow.c: Likewise.
16416 * expmed.c: Likewise.
16417 * function.c: Likewise.
16418 * gcov.c: Likewise.
16419 * gencheck.c: Likewise.
16420 * genrecog.c: Likewise.
16421 * ggc-common.c: Likewise.
16422 * ggc-page.c: Likewise.
16423 * global.c: Likewise.
16425 2002-01-05 Kazu Hirata <kazu@hxi.com>
16427 * combine.c: Fix formatting.
16429 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16432 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16434 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16436 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16437 as 1 for __powerpc64__ as well.
16439 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16441 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16444 2002-01-05 Daniel Berlin <dan@dberlin.org>
16446 * lcm.c: Revert change, due to performance regression it causes on
16447 SPEC because it's slightly more conservative (sigh, I hate
16450 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16452 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16454 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16456 * doc/cppinternals.texi: Update.
16458 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16460 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16461 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16463 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16464 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16465 kludge for pre-october-14th mmix versions to handle new-found bug
16466 with PUSHJ/PUSHGO and the register stack.
16467 * config/mmix/mmix.h (struct machine_function): Rename member
16468 has_call_value_without_parameters to has_call_without_parameters.
16469 All referers changed.
16470 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16471 TARGET_MASK_BRANCH_PREDICT): New macros.
16472 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16473 -mno-reg-stack-fill-bug-workaround.
16474 * config/mmix/mmix.md ("call"): Set struct machine member
16475 has_call_without_parameters.
16477 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16479 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16481 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16483 * cfgcleanup.c: Include tm_p.h
16484 (mark_effect): Fix handling of hard register; fix handling of SET
16486 2002-01-04 Kazu Hirata <kazu@hxi.com>
16488 * config/h8300/h8300.md (anonymous patterns): Check that
16489 operands are registers before using REGNO on them.
16491 2002-01-03 Roland McGrath <roland@frob.com>
16493 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16495 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16497 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16498 * c-common.h (genrtl_expr_stmt_value): Likewise.
16499 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16500 (expand_expr_stmt_value): Add maybe_last argument.
16501 Don't warn about statement with no effect if it is the last statement
16502 in expression statement.
16503 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16504 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16505 expand_expr_stmt_value.
16506 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16507 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16508 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16509 as maybe_last to expand_expr_stmt_value.
16511 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16513 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16514 be passed in, do not build it.
16515 (c_begin_if_stmt): New function.
16516 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16517 * c-common.h (c_expand_start_cond): Update prototype.
16518 (c_begin_if_stmt): Prototype new function.
16519 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16520 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16521 c_begin_while_stmt and c_finish_while_stmt_cond.
16523 2002-01-04 William Cohen <wcohen@redhat.com>
16525 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16526 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16527 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16528 * config/pa/som.h (ASM_FILE_START): Likewise.
16530 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16532 * lcm.c: Include df.h.
16533 Add available_transfer_function prototype.
16534 (compute_available): Rework to use iterative dataflow framework.
16535 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16536 with bb_info in df.h
16537 (available_transfer_function): New function.
16539 * Makefile.in (lcm.o): add df.h to dependencies.
16541 2002-01-04 Richard Henderson <rth@redhat.com>
16543 * config/alpha/alpha.c (some_operand): Accept HIGH.
16544 (input_operand): Likewise; accept simple references to globals.
16545 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
16546 (alpha_const_double_ok_for_letter_p): Likewise.
16547 (alpha_extra_constraint): Likewise.
16548 (alpha_preferred_reload_class): Likewise. Do not force
16549 symbolic constants to memory.
16550 (alpha_legitimate_address_p): Accept simple references
16551 to small_symbolic_operand.
16552 (alpha_legitimize_address): New arg scratch. Be prepared to be
16553 called when no_new_pseudos. Emit simple symbolic references.
16554 Split integers into low, high, and rest.
16555 (alpha_expand_mov): Use alpha_legitimize_address.
16556 (some_small_symbolic_mem_operand): New.
16557 (split_small_symbolic_mem_operand): New.
16558 * config/alpha/alpha-protos.h: Update.
16559 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
16560 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16561 (EXTRA_CONSTRAINT): Likewise.
16562 (PREFERRED_RELOAD_CLASS): Likewise.
16563 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
16564 (PREDICATE_CODES): Update.
16565 * config/alpha/alpha.md: New post-reload splitters to convert
16566 simplfied symbolic operands to the form that references $29.
16567 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
16568 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
16570 2002-01-03 Richard Henderson <rth@redhat.com>
16572 * local-alloc.c (function_invariant_p): Update commentary.
16574 2002-01-04 H.J. Lu <hjl@gnu.org>
16576 * toplev.c (rest_of_compilation): Fix a typo when calling
16579 2002-01-03 Kazu Hirata <kazu@hxi.com>
16581 * c-common.c: Fix formatting.
16582 * diagnostic.c: Likewise.
16583 * doloop.c: Likewise.
16584 * dwarf2out.c: Likewise.
16586 2002-01-03 Kazu Hirata <kazu@hxi.com>
16588 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
16589 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
16591 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16593 * cpperror.c: Update comments and copyright.
16594 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
16595 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
16597 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
16599 * collect2.c (main): Use strcmp when testing for "-shared".
16601 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16603 * cppmacro.c: Don't include intl.h. Update comments.
16604 (new_number_token): Allocate enough buffer for 64-bit unsigned
16605 integers; update prototype.
16606 * cppmain.c: Update comments.
16608 2002-01-03 William Cohen <wcohen@redhat.com>
16610 * function.h (struct function): Add profile.
16611 (current_function_profile): New.
16612 doc/extend.texi: Update documentation.
16613 * final.c (final_start_function): Use current_function_profile
16614 instead of profile_flag.
16615 (profile_after_prologue): Likewise.
16616 * function.c (expand_function_start): Likewise.
16617 (expand_function_start): Likewise.
16618 * config/alpha/alpha.c (direct_call_operand):
16619 (alpha_does_function_need_gp): Likewise.
16620 (alpha_expand_prologue): Likewise.
16621 * config/arm/arm.c (arm_expand_prologue): Likewise.
16622 thumb_expand_prologue: Likewise.
16623 * config/d30v/d30v.c (d30v_stack_info): Likewise.
16624 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
16625 (fr30_expand_prologue): Likewise.
16626 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
16627 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
16628 * config/i386/i386.h (FINALIZE_PIC): Likewise.
16629 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16630 * config/i960/i960.c (i960_output_function_prologue): Likewise.
16631 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
16632 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
16633 (m32r_expand_prologue): Likewise.
16634 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
16635 (m88k_expand_prologue): Likewise.
16636 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
16637 * config/mips/mips.c (compute_frame_size): Likewise.
16638 (mips_expand_prologue): Likewise.
16639 (mips_can_use_return_insn): Likewise.
16640 * config/pa/elf.h (ASM_FILE_START): Likewise.
16641 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16642 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16643 * config/pa/som.h (ASM_FILE_START): Likewise.
16644 * config/romp/romp.c (romp_using_r14): Likewise.
16645 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
16646 (rs6000_stack_info): Likewise.
16647 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16648 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
16649 * config/v850/v850.c (compute_register_save_size): Likewise.
16651 2002-01-03 Jakub Jelinek <jakub@redhat.com>
16653 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
16654 gen_lowpart_common fails, use gen_lowpart_SUBREG.
16656 2002-01-03 Turly O'Connor <turly@apple.com>
16658 * darwin.c (machopic_output_possible_stub_label): Don't generate
16659 stub routines for pseudo-stubs which we've just defined.
16661 2002-01-03 Kazu Hirata <kazu@hxi.com>
16663 * builtins.c: Fix formatting.
16664 * c-typeck.c: Likewise.
16665 * combine.c: Likewise.
16666 * expr.c: Likewise.
16667 * loop.c: Likewise.
16669 2002-01-03 Andreas Schwab <schwab@suse.de>
16671 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
16672 and return true if _cpp_push_next_buffer pushed a new include
16674 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
16675 _cpp_pop_file_buffer did not push a new file.
16676 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
16678 2002-01-02 Eric Christopher <echristo@redhat.com>
16680 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
16681 FIND_REG_INC_NOTE call. Update copyright.
16682 * loop.c (canonicalize_condition): Ditto.
16683 * reorg.c (delete_scheduled_jump): Ditto.
16685 2002-01-03 Kazu Hirata <kazu@hxi.com>
16687 * gcse.c: Fix formatting.
16689 2002-01-03 Graham Stott <grahams@redhat.com>
16691 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
16692 forward defs for struct tags rtx_def, union_tree, rtvec_def
16693 also output corresponding typedefs for rtx, tree, and rtvec.
16695 * system.h: Move forward defs for struct tags rtx_def, union_tree,
16696 rtvec_def along with corresponding typedefs for rtx, tree, and
16697 rtvec to config.h, hconfig.h, tconfig.h.
16699 2002-01-03 Graham Stott <grahams@redhat.com>
16701 * tree.h: Update copyright date.
16702 (IS_EXPR_CODE_CLASS): Add parenthesis.
16703 (TREE_SET_CODE): Add whitespace.
16704 (TREE_CHECK): Add parenthesis.
16705 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
16706 (CST_OR_CONSTRUCTOR_CHECK):
16707 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
16708 (TREE_SYMBOL_REFERENCED): Whitespace.
16709 (INT_CST_LT): Likewise.
16710 (INT_CST_LT_UNSIGNED): Likewise.
16711 (tree_real_cst): Unwrap comment.
16712 (tree_string): Likewise.
16713 (tree_complex): Likewise.
16714 (IDENTIFIER_POINTER): correct cast.
16715 (SAVE_EXPR_CONTEXT): Whitespace.
16716 (EXPR_WFL_FILENAME_NODE): Likewise.
16717 (EXPR_WFL_FILENAME): Remove parenthesis.
16718 (DECL_ORIGIN): Add parenthesis.
16719 (DECL_FROM_INLINE): Use NULL_TREE.
16720 (build_int_2): Whitespace.
16721 (build_type_variant): Add parenthesis.
16723 * gcc/jcf-parse.c: Update copyright date.
16724 (yyparse): Constify resource_filename.
16726 2002-01-03 Graham Stott <grahams@redhat.com>
16728 * rtl.h: Update copyright date.
16729 (RTL_CHECK1): Wrap long line.
16730 (RTL_CHECK2): Likewise.
16731 (RTL_CHECKC1): Wrap long line and whitespace.
16732 (RTL_CHECKC2): Likewise.
16733 (XWINT): Whitespace.
16739 (XBITMAP): Likewise.
16741 (XBBDEF): Likewise.
16743 (X0WINT): Likewise.
16745 (X0UINT): Likewise.
16749 (X0MODE): Likewise.
16750 (X0BITMAP): Likewise.
16751 (X0TREE): Likewise.
16752 (X0BBDEF): Likewise.
16753 (X0ADVFLAGS): Likewise.
16754 (X0CSELIB): Likewise.
16755 (X0MEMATTR): Likewise.
16756 (XCWINT): Likewise.
16758 (XCUINT): Likewise.
16762 (XCMODE): Likewise.
16763 (XCBITMAP): Likewise.
16764 (XCTREE): Likewise.
16765 (XCBBDEF): Likewise.
16766 (XCADVFLAGS): Likewise.
16767 (XCCSELIB): Likewise.
16768 (XC2EXP): Likewise.
16769 (INSN_UID): Likewise.
16770 (PREV_INSN): Likewise.
16771 (PATTERN): Likewise.
16772 (INSN_CODE): Likewise.
16773 (PUT_REG_NOTE_KIND): Likewise.
16774 (CODE_LABEL_NUMBER): Likewise.
16775 (NOTE_SOURCE_FILE): Likewise.
16776 (NOTE_BLOCK): Likewise.
16777 (NOTE_EH_HANDLER): Likewise.
16778 (NOTE_RANGE_INFO): Likewise.
16779 (NOTE_LIVE_INFO): Likewise.
16780 (NOTE_BASIC_BLOCK): Likewise.
16781 (NOTE_EXPECTED_VALUE): Likewise.
16782 (NOTE_LINE_NUMBER): Likewise.
16783 (LABEL_NAME): Likewise.
16784 (LABEL_NUSES): Likewise.
16785 (LABEL_ALTERNATE_NAME): Likewise.
16786 (ADDRESSOF_DECL): Likewise.
16787 (JUMP_LABEL): Likewise.
16788 (LABEL_NEXTREF): Likewise.
16790 (ORIGINAL_REGNO: Likewise.
16791 (HARD_REGISTER_NUM_P): Add parenthesis.
16792 (SUBREG_REG): Whitespace.
16793 (SUBREG_BYTE): Likewise.
16794 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
16795 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
16796 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
16797 (ASM_OPERANDS_INPUT_VEC): Likewise.
16798 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
16799 (ASM_OPERANDS_INPUT): Likewise.
16800 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
16801 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
16802 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
16803 (ASM_OPERANDS_INPUT_MODE): Likewise.
16804 (ASM_OPERANDS_SOURCE_FILE): Likewise.
16805 (ASM_OPERANDS_SOURCE_LINE): Likewise.
16806 (MEM_SET_IN_STRUCT_P): Minor reformat.
16807 (TRAP_CONDITION): Whitespace.
16808 (TRAP_CODE): Likewise.
16809 (COND_EXEC_TEST): Likewise.
16810 (COND_EXEC_CODE): Likewise.
16811 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
16812 (PHI_NODE_P): Add parenthesis.
16813 (plus_constant): Whitespace and add parenthesis.
16815 2002-01-03 Kazu Hirata <kazu@hxi.com>
16817 * config/avr/avr.c: Fix comment typos.
16818 * config/c4x/c4x.md: Likewise.
16819 * config/dsp16xx/dsp16xx.h: Likewise.
16820 * config/dsp16xx/dsp16xx.md: Likewise.
16821 * config/i386/i386.md: Likewise.
16822 * config/ia64/ia64.c: Likewise.
16823 * config/m32r/m32r.h: Likewise.
16824 * config/m68hc11/m68hc11.md: Likewise.
16825 * config/mmix/mmix.c: Likewise.
16826 * config/mn10200/mn10200.c: Likewise.
16827 * config/romp/romp.c: Likewise.
16828 * config/sh/sh.c: Likewise.
16829 * config/stormy16/stormy16.c: Likewise.
16830 * config/stormy16/stormy16.h: Likewise.
16831 * config/stormy16/stormy16.md: Likewise.
16833 2002-01-03 Graham Stott <grahams@redhat.com>
16835 * loop.h: Update copyright date.
16836 (LOOP_MOVABLES): Fix typo.
16837 (LOOP_REGS): Likewise.
16838 (LOOP_IVS): Likewise.
16840 2002-01-03 Graham Stott <grahams@redhat.com>
16842 * cppinit.c: Update copyright date.
16843 Don't include output.h
16844 * Makefile.in: Update copyright date.
16847 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
16850 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
16851 (-pthread) Add to RS/6000 options.
16853 2002-01-02 Kazu Hirata <kazu@hxi.com>
16855 * except.c: Fix comment typos.
16856 * loop.c: Likewise.
16857 * varasm.c: Likewise.
16858 * doc/tm.texi: Fix a typo.
16860 2002-01-02 Jakub Jelinek <jakub@redhat.com>
16862 * c-typeck.c (output_init_element): Allow initializing static storage
16863 duration objects with compound literals.
16865 2002-01-02 Richard Henderson <rth@redhat.com>
16867 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
16870 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16872 * gcc.c (default_compilers): Const-ify.
16873 * mips-tdump.c (stab_names): Likewise.
16874 * mips-tfile.c (map_coff_types, map_coff_storage,
16875 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
16876 pseudo_ops_t, pseudo_ops): Likewise.
16877 * protoize.c (default_include): Likewise
16879 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
16880 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
16881 Add array size in declaration.
16882 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
16883 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
16884 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
16885 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
16886 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
16887 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
16888 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
16889 emtens, make_nan): Const-ify.
16890 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
16891 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
16893 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
16895 * config.gcc (ia64-*-*): Set extra_headers.
16896 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
16897 * config/alpha/t-osf: Remove.
16898 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
16900 2002-01-02 David Edelsohn <edelsohn@gnu.org>
16902 * config/rs6000/t-aix43: Revert previous change.
16904 2002-01-02 Jason Merrill <jason@redhat.com>
16906 * c-decl.c (c_expand_body): Call outlining_inline_function when
16907 emitting an inline function out of line.
16909 2002-01-02 Richard Henderson <rth@redhat.com>
16911 * dwarf2out.c (limbo_die_node): Add created_for member.
16912 (new_die): New argument created_for. Update all callers.
16913 (mark_limbo_die_list): New.
16914 (dwarf2out_init): Register limbo_die_list as a root.
16915 (dwarf2out_finish): Force insert limbo dies into their function
16918 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
16921 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
16923 2002-01-02 Kazu Hirata <kazu@hxi.com>
16925 * config/h8300/fixunssfsi.c: Update copyright.
16928 * config/h8300/h8300.c: Update copyright.
16929 Eliminate warnings.
16931 2002-01-02 Kazu Hirata <kazu@hxi.com>
16933 * config/romp/romp.c: Fix comment formatting.
16934 * config/romp/romp.h: Likewise.
16935 * config/romp/romp.md: Likewise.
16936 * config/s390/s390.c: Likewise.
16937 * config/stormy16/stormy16.c: Likewise.
16938 * config/stormy16/stormy16.h: Likewise.
16940 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
16942 * c-common.h (genrtl_expr_stmt_value): Declare.
16943 * c-semantics.c (genrtl_goto_stmt): Redirect to...
16944 (genrtl_goto_stmt_value): ... this new function. Pass new
16945 argument down to expand_expr_stmt_value, taking
16946 TREE_ADDRESSABLE into account.
16947 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
16948 STMT_EXPR as addressable, i.e., one whose result we want.
16949 * expr.c (expand_expr): Don't save expression statement value
16950 of labeled_blocks or loop_exprs.
16951 * stmt.c (expand_expr_stmt): Redirect to...
16952 (expand_expr_stmt_value): ... this new function. Use new
16953 argument to tell whether to save expression value.
16954 (expand_end_stmt_expr): Reset last_expr_type and
16955 last_expr_value if we don't have either.
16956 * tree-inline.c (declare_return_variable): Mark its use
16957 statement as addressable.
16958 * tree.h: Document new use of TREE_ADDRESSABLE.
16959 (expand_expr_stmt_value): Declare.
16961 2002-01-01 Tom Rix <trix@redhat.com>
16963 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
16964 rs6000_emit_allocate_stack.
16966 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
16968 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
16969 ${srcdir}/ginclude/ to every entry in extra_headers.
16970 * configure: Regenerate.
16971 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
16972 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
16973 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
16974 * ginclude/proto.h: Rename to config/convex/proto.h.
16976 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16978 * attribs.c (handle_vector_size_attribute): Use host_integerp
16979 and tree_int_cst; remove warnings.
16980 * caller-save.c (insert_restore): Add cast to get rid of warning.
16981 (insert_save): Likewise.
16982 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
16983 * regmove.c (find_matches): Add temporary var to kill a warning.
16985 2002-01-01 Douglas B Rupp <rupp@gnat.com>
16987 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
16988 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
16989 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
16990 (vms-dwarf2eh.o): Add Makefile rule.
16991 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
16992 * config/alpha/vms-dwarf2eh.asm: New file.
16994 * gcc.c (delete_if_ordinary): Delete all versions.
16996 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
16998 * config/mmix/mmix.md: Update FIXME to not mention
17000 (MMIX_rJ_REGNUM): New define_constants constant.
17001 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
17002 "*movdicc_real"): Adjust contraints formatting.
17003 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
17004 for branch prediction.
17005 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
17007 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
17008 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
17009 number. Delete related FIXMEs.
17010 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
17011 from number to MMIX_rJ_REGNUM.
17012 (TARGET_MASK_BRANCH_PREDICT): New.
17013 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
17014 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
17015 value. Add -mbranch-predict and -mno-branch-predict.
17016 (TARGET_VERSION): Drop date.
17017 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
17018 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
17019 for finding out global symbols.
17020 (mmix_asm_output_labelref): Revert condition for global symbol.
17021 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
17022 (mmix_print_operand_punct_valid_p): A '+' is valid.
17024 See ChangeLog.6 for earlier changes.