1 2002-03-12 Richard Henderson <rth@redhat.com>
3 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
4 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
8 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
9 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
11 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
12 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
13 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
14 also. Don't set it if not flag_pic.
15 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
16 to be INVALID_REGNUM when not used.
18 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
20 * expmed.c (store_bit_field): Reset alias set for memory.
21 (extract_bit_field): Same.
23 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25 * c-common.c (c_tree_code_type, c_tree_code_length,
26 c_tree_code_name, add_c_tree_codes): Delete.
27 * c-common.h (add_c_tree_codes): Delete.
28 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
30 * c-objc-common.c (c_objc_common_init): Don't call
31 add_c_tree_codes, instead set lang_unsafe_for_reeval.
32 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
33 objc_tree_code_name, add_objc_tree_codes): Delete.
34 (objc_init): Don't call add_objc_tree_codes.
35 * objc/objc-lang.c (tree_code_type, tree_code_length,
36 tree_code_name): Define.
37 * toplev.c (lang_independent_init): Don't set
38 tree_code_length[IDENTIFIER_NODE].
39 * tree.c (tree_code_type, tree_code_length, tree_code_name):
40 Delete definitions, moved to language front-ends.
41 * tree.def (IDENTIFIER_NODE): Hardwire the length.
42 * tree.h (tree_code_type, tree_code_length, tree_code_name):
44 (tree_code_length): Change type to unsigned char.
46 2002-03-12 Richard Henderson <rth@redhat.com>
48 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
49 internal visibility change.
51 2002-03-12 Bob Wilson <bob.wilson@acm.org>
53 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
54 validize_mem() instead of change_address to avoid clobbering
57 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
59 * c-lex.h (position_after_whitespace): Remove.
61 2002-03-12 Jakub Jelinek <jakub@redhat.com>
63 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
64 (lex_string): Use unsigned char pointers.
66 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
68 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
69 is not a valid memory_operand.
71 2002-03-12 Bob Wilson <bob.wilson@acm.org>
73 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
74 * config/xtensa/lib1funcs.asm: Fix copyright to include
75 special case for libgcc files.
76 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
78 (__umodsi3): Likewise.
80 * config/xtensa/lib2funcs.S: Fix copyright to include
81 special case for libgcc files.
83 2002-03-12 Tom Rix <trix@redhat.com>
85 * collect2.c (resolve_lib_name): Move outside of
86 OBJECT_FORMAT_COFF ifdef.
87 (ignore_library): Same.
89 2002-03-12 Bob Wilson <bob.wilson@acm.org>
91 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
93 2002-03-12 Bob Wilson <bob.wilson@acm.org>
95 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
96 to function_section before writing out the constant pool.
98 2002-03-12 David Edelsohn <edelsohn@gnu.org>
100 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
102 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
104 2002-03-12 Alan Modra <amodra@bigpond.net.au>
106 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
110 (cmpsi splitter): Likewise.
111 (modsi3): Fail if <= 0.
112 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
113 redundant test when HOST_BITS_PER_WIDE_INT != 32.
114 (reg_or_sub_cint64_operand): Likewise.
115 (num_insns_constant_wide): Optimize sign extension.
116 (rs6000_legitimize_address): Likewise.
118 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
120 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
121 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
123 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
125 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
128 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
130 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
131 scratch register to DImode / TImode.
132 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
133 register used does not overlap the target.
135 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
137 * Makefile.in (debug.o): Depend on debug.h.
138 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
139 * debug.c (do_nothing_debug_hooks): Likewise.
140 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
141 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
142 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
143 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
144 * dwarfout.c (dwarf_debug_hooks): Likewise.
145 * integrate.c (output_inline_function): Likewise.
146 * objc/objc-act.c (synth_module_prologue): Likewise.
147 * sdbout.c (sdb_debug_hooks): Likewise.
148 * toplev.c (debug_hooks): Likewise.
149 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
151 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
153 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
154 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
155 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
156 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
157 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
158 * defaults.h (POINTER_SIZE): Define.
159 * doc/tm.texi (POINTER_SIZE): Document default.
161 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
163 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
165 2002-03-11 Richard Henderson <rth@redhat.com>
167 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
168 if rebuild_label_notes_after_reload.
170 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
172 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
173 emit pic register load if "internal" visibility.
174 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
175 (cris_expand_builtin_va_arg): Do all computations on trees.
177 2002-03-11 Richard Henderson <rth@redhat.com>
179 * rtlanal.c: Include recog.h.
180 (keep_with_call_p): Fix thinko.
181 * Makefile.in (rtlanal.o): Update dependencies.
183 2002-03-11 Chris Meyer <cmeyer@gatan.com>
185 * genflags.c (gen_insn): Use IS_VSPACE.
186 * genoutput.c (output_insn_data): Likewise.
187 (process_template): Likewise.
189 2002-03-11 Richard Henderson <rth@redhat.com>
191 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
193 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
195 * Makefile.in: Update.
196 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
197 Update documentation.
198 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
199 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
201 2002-03-11 Zack Weinberg <zack@codesourcery.com>
203 * Makefile.in: Give texi2pod its input file as a command line
204 argument, not on stdin.
206 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
207 Daniel Berlin <dan@dberlin.org>
209 C++ alias analysis improvement.
210 * alias.c (record_component_aliases): Record aliases for base
213 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
215 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
217 2002-03-11 Douglas B Rupp <rupp@gnat.com>
219 * toplev.c (vms_fopen): Remove, not needed.
221 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
223 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
225 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
226 for FP, already done later.
228 * toplev.c (debug_args): Add entry for VMS_DEBUG.
229 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
231 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
233 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
234 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
235 LARGEST_EXPONENT_IS_NORMAL for the given mode.
236 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
237 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
238 (ediv, emul, eldexp, esqrt): Likewise.
239 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
240 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
241 (saturate): New function.
242 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
243 (make_nan): Use a saturation value instead of a NaN if
244 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
245 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
246 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
247 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
248 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
249 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
251 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
252 (ROUND_TOWARDS_ZERO): Document.
254 2002-03-11 Andreas Jaeger <aj@suse.de>
256 * cfg.c (dump_flow_info): Remove unused variable.
258 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
260 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
261 computations on trees.
263 2002-03-10 Richard Henderson <rth@redhat.com>
266 * reload.c (copy_replacements_1): New.
267 (copy_replacements): Use it to recurse through the rtx.
269 2002-03-10 Richard Henderson <rth@redhat.com>
271 * loop.c (strength_reduce): Compute number of iterations as
272 unsigned HOST_WIDE_INT.
274 2002-03-10 Richard Henderson <rth@redhat.com>
276 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
277 to move away from the end of the block.
279 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
282 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
284 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
286 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
288 * attribs.c (decl_attributes): Fix signed/unsigned warning.
290 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
292 * config/mmix/mmix.c: Improve comments.
293 (mmix_target_asm_function_prologue): Drop variable
294 empty_stack_frame. Don't allocate unused slot above fp.
295 (mmix_target_asm_function_epilogue): Mirror prologue changes.
296 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
297 brace in first column.
298 (enum reg_class): Ditto.
299 (FIRST_PARM_OFFSET): Now 0.
300 (USER_LABEL_PREFIX): Remove #if 0:d definition.
302 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
304 * combine.c (make_extraction): Fix error in last change.
306 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
308 * c4x.c (c4x_fp_reglist): Const-ify.
309 * cris.c (cris_print_operand): Likewise.
310 * i386.c (ix86_va_arg): Likewise.
311 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
312 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
313 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
314 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
315 * mcore.h (regno_reg_class): Likewise.
316 * mips.c (gen_int_relational): Likewise.
317 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
318 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
319 * pdp11.c (move_costs): Likewise.
320 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
321 * s390.c (s390_branch_condition_mnemonic, regclass_map):
323 * s390.h (regclass_map): Likewise.
324 * sh.c (shift_amounts): Likewise.
325 * sh.md (rotlsi3): Likewise.
327 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
329 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
330 (ne0+5): Use new clobber to generate proper shift pattern.
331 Patch by Michael Matz <matz@kde.org>.
333 2002-03-09 Andreas Schwab <schwab@suse.de>
335 * gcc.c (validate_all_switches): Also handle `%W{...}'.
337 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
339 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
341 2002-03-09 Jakub Jelinek <jakub@redhat.com>
344 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
345 even for non-representable constants.
347 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
349 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
350 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
351 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
352 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
353 (pop_function_context): Compute MAY_SHARE parameter for
355 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
356 (gen_mem_addressof): Call fixup_var_refs with new parm.
358 * combine.c (make_extraction): Don't make extension of CONST_INT.
360 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
362 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
364 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
365 but getting fixed-size structs passed in registers regardless of
366 padding in o32 and o64 ABIs.
368 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
369 offset before loading address of argument passed by transparent
372 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
374 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
376 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
378 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
379 marker such that registers after it are saved.
381 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
383 * sparc.c (arith_4096_operand): Fix error in last change.
385 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
387 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
390 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
392 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
395 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
397 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
399 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
401 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
402 removed; fix return value.
403 * combine.c (combine_instructions): Dirtify blocks where we failed to
404 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
405 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
407 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
409 * gcse.c (insert_insn_end_bb): Fix typo in last change.
411 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
413 * recog.c (peephole2_optimize): Re-distribute EH edges.
415 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
417 * expr.c (expand_expr): Use unsave lang hook.
418 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
419 (LANG_HOOKS_INITIALIZER): Update.
420 * langhooks.h (struct lang_hooks): New hook unsave.
421 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
422 (unsave_expr_1): Remove unused lang_unsave_expr_now.
423 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
424 (unsave_expr_now): Remove.
425 * tree.h (unsave_expr_now, lang_unsave,
426 lang_unsave_expr_now): Remove.
429 2002-03-08 Andreas Jaeger <aj@suse.de>
431 * flow.c (propagate_block_delete_insn): Remove unused variable.
433 2002-03-08 Kazu Hirata <kazu@hxi.com>
435 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
436 insn length for memory load/store.
438 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
440 * doc/install.texi (--with-libiconv-prefix): Document.
442 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
444 * doc/sourcebuild.texi: Fix typo.
446 2002-03-08 Jakub Jelinek <jakub@redhat.com>
449 * builtins.c (std_expand_builtin_va_arg): Do all computations on
452 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
454 * rtl.c (copy_most_rtx): Move from here ...
455 * emit-rtl.c (copy_most_rtx): ... to here.
457 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
459 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
460 SUBTARGET_CPP_SIZE_SPEC.
461 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
463 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
465 2002-03-07 Matt Hiller <hiller@redhat.com>
467 * gensupport.c (first_dir_md_include): Renamed from include;
468 change all references.
469 (last_dir_md_include): Renamed from last_include; change all
471 (init_md_reader): Unconditionally initialize base_dir whether or
472 not filename is a relative path.
474 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
476 * config/fp-bit.c (_unord_f2): Compile it in even if
477 US_SOFTWARE_GOFAST is enabled.
479 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
480 NULL_RTX. Set all HFmode operations as NULL_RTX.
481 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
482 NULL_RTX, try reversing the comparison and the operands.
484 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
486 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
487 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
490 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
492 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
494 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
496 * basic-block.h (fixup_abnormal_edges): Declare.
497 * reload1.c (fixup_abnormal_edges): New function.
498 * reg-stack.c (convert_regs): Use it.
500 * gcse.c (insert_insn_end_bb): Handle trapping insns.
502 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
504 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
506 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
507 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
508 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
509 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
510 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
511 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
512 unless x and y could be infinite.
513 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
514 Check that the common type of both arguments is a real, even for
515 targets without unordered comparisons. Allow an integer argument
516 to be compared against a real.
517 (expand_tree_builtin): Use expand_unordered_cmp.
518 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
519 * cse.c (fold_rtx): Likewise. Fix indentation.
520 * fold-const.c (fold_real_zero_addition_p): New.
521 (fold): Use it, and the new HONOR_... macros.
522 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
523 * jump.c (reversed_comparison_code_parts): After searching for
524 the true comparison mode, use HONOR_NANS to decide whether it
525 can be safely reversed.
526 (reverse_condition_maybe_unordered): Remove IEEE check.
527 * simplify-rtx.c (simplify_binary_operation): Use the new macros
528 to decide which simplifications are valid. Allow the following
529 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
530 and (a - -b) to (a + b).
531 (simplify_relational_operation): Use HONOR_NANS.
532 * doc/tm.texi: Document the MODE_HAS_... macros.
534 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
536 * combine.c (simplify_comparison): If simplifying a logical shift
537 right and compare with constant, force the comparison to unsigned.
539 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
541 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
543 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
545 (alt_reg_names): Remove % for vrsave.
547 2002-03-06 Richard Henderson <rth@redhat.com>
550 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
551 if used indicates we've already emitted one copy of an operand.
552 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
553 (gen_split): Supply a non-null used.
555 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
557 * reload1.c (reload): Unshare all rtl after reload is done.
559 * simplify-rtx.c (simplify_plus_minus): Do not abort,
560 but simply fail if the expression is too complex to simplify.
561 (simplify_gen_binary): Handle simplify_plus_minus failures.
563 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
565 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
566 consistently call delete_trivially_dead_insns after CSE and GCSE;
567 fix DFI_life dumping; do jump threading after liveness; do crossjumping
568 after liveness2; update comment in last crossjumping.
569 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
571 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
573 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
574 after completing fast dead code elimination.
576 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
579 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
581 * version.c: Fix misplaced leading blanks on first line.
583 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
585 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
587 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
589 * cfgcleanup.c (mentions_nonequal_regs): New function.
590 (thread_jump): Use it.
591 * toplev.c (rest_of_compilation): Run jump threading after
594 2002-03-06 Jakub Jelinek <jakub@redhat.com>
596 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
599 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
601 * predict.c (estimate_bb_frequencies): Do not reload the
602 frequencies from notes.
604 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
606 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
607 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
609 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
610 delete_noop_moves): Return indeger.
611 * flow.c (ndead): New variable.
612 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
613 BB argument; update callers.
614 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
615 (life_analysis): Do not call purge_all_dead_edges.
616 (update_life_info): Return number of deleted insns; print statistics.
617 (update_life_info_in_dirty_blocks): likewise.
618 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
619 return number of insns deleted.
621 * cse.c: Include timevar.h
622 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
623 iterate until stabilizes; print statistics; return number of killed
625 * Makefile.in: (cse.o): Add timevar.h dependency
626 * rtl.h (delete_trivially_dead_insns): New.
627 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
628 * toplev.c (rest_of_compilation): Update callers.
630 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
631 (try_optimize_cfg): Do not update liveness.
632 (cleanup-cfg): Loop until try_optimize_cfg and dead code
633 removal stabilizes; use delete_trivially_dead_insns.
635 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
637 2002-03-05 Zack Weinberg <zack@codesourcery.com>
639 * cppmain.c (setup_callbacks): Disable #pragma and #ident
640 callbacks when processing assembly language.
642 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
644 * pa.h (ASM_FILE_END): Define.
645 * som.h (ASM_FILE_END): Delete.
647 * pa.c (function_arg): Don't pass floats in general registers in
648 indirect calls if TARGET_ELF32.
650 2002-03-05 Richard Henderson <rth@redhat.com>
652 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
654 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
656 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
658 2002-03-05 Jakub Jelinek <jakub@redhat.com>
660 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
661 -r command line. Don't hide any symbols if not building
664 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
666 * cfg.c (dump_flow_info): Warn about profile mismatches.
667 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
668 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
670 2002-03-05 Jakub Jelinek <jakub@redhat.com>
672 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
673 wide volatile memory by parts.
675 2002-03-05 Jakub Jelinek <jakub@redhat.com>
677 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
680 2002-03-05 Richard Henderson <rth@redhat.com>
682 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
684 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
686 * toplev.c (documented_lang_options): Document more
687 language-specific options.
688 * doc/invoke.texi (Warning Options): Correct documentation for
689 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
690 * c-decl.c (c_decode_option): Use a table to handle warning options.
692 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
694 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
695 parameter to mmix_encode_section_info.
696 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
697 relocatably. Always produce ELF, not mmo if linking relocatably.
698 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
699 first is non-zero, don't add symbol prefix.
700 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
701 prototype accordingly.
703 2002-03-04 Krister Walfridsson <cato@df.lth.se>
705 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
707 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
709 * configure.in: Increase required makeinfo version to 4.1.
710 * configure: Regenerate.
712 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
714 * .cvsignore: Remove *.info* and genrtl*; these files are generated
717 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
719 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
720 * doc/invoke.texi: Fix @math uses.
722 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
724 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
727 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
729 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
730 (powerpc-*-eabisimaltivec*): Same.
732 * config/rs6000/t-ppcendian: New.
734 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
736 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
737 nonimmediate_src_operand and nonimmediate_lsrc_operand to
738 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
740 2002-03-03 Richard Henderson <rth@redhat.com>
742 * toplev.c (rest_of_decl_compilation): Revert last two changes.
744 2002-03-03 Zack Weinberg <zack@codesourcery.com>
746 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
747 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
748 tree.c, config/m68k/m68k.c:
749 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
750 REAL_ARITHMETIC blocks unconditional. Delete some further
751 #ifdef blocks predicated on REAL_ARITHMETIC.
752 * flags.h, toplev.c: Delete remaining references to
755 * doc/invoke.texi: Remove documentation of -fpretend-float.
756 * doc/tm.texi: Describe the various REAL_* macros as provided by
757 real.h, not by the target configuration files.
759 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
760 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
761 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
762 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
763 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
764 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
765 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
766 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
767 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
768 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
769 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
770 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
771 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
772 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
773 config/xtensa/xtensa.h:
774 Do not define, undefine, or mention in comments any of
775 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
776 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
777 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
778 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
779 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
780 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
781 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
782 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
783 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
785 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
787 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
788 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
789 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
790 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
791 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
792 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
794 * defaults.h (BITS_PER_WORD): Define.
795 * doc/tm.texi (BITS_PER_WORD): Document default value.
797 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
798 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
799 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
801 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
803 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
804 lieu of explicit sizeof/sizeof.
805 * i386.c (override_options, ix86_init_mmx_sse_builtins,
806 ix86_expand_builtin): Likewise.
807 * mips.c (mips_add_gc_roots): Likewise.
808 * mmix.c (mmix_output_condition): Likewise.
809 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
810 altivec_init_builtins): Likewise.
811 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
812 * cppexp.c (Nsuff, parse_number): Likewise.
813 * cppinit.c (builtin_array_end): Likewise.
814 * gcc.c (n_default_compilers, process_command): Likewise.
815 * genpreds.c (output_predicate_decls): Likewise.
816 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
817 * lcm.c (N_ENTITIES): Likewise.
818 * stor-layout.c (set_sizetype): Likewise.
820 2002-03-03 Richard Henderson <rth@redhat.com>
822 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
825 2002-03-03 Richard Henderson <rth@redhat.com>
827 * c-decl.c (start_decl): Initialized variables are not common.
829 2002-03-02 Per Bothner <per@bothner.com>
831 * gcc.c (option_map): Suport new --bootclasspath option.
832 --CLASSPATH is now just an alias for --classpath.
834 2002-03-02 Richard Henderson <rth@redhat.com>
836 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
837 load if "internal" visibility.
838 * doc/extend.texi: Document visibility meanings.
840 2002-03-02 Richard Henderson <rth@redhat.com>
842 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
843 to functions as well.
845 2002-03-02 Richard Henderson <rth@redhat.com>
847 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
848 (handle_visibility_attribute): Don't call assemble_visibility.
849 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
850 without asmspec. Invoke assemble_alias when needed.
851 * varasm.c (maybe_assemble_visibility): New.
852 (assemble_start_function, assemble_variable, assemble_alias): Use it.
854 2002-03-02 Richard Henderson <rth@redhat.com>
856 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
857 invoke ENCODE_SECTION_INFO with first call flag.
859 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
860 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
861 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
862 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
863 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
864 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
865 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
866 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
867 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
868 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
869 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
870 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
871 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
872 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
873 config/mcore/mcore-protos.h, config/mcore/mcore.c,
874 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
875 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
876 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
877 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
878 config/sh/sh.h, config/sparc/sparc.h,
879 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
880 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
881 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
882 FIRST argument. As needed, examine it and do nothing.
884 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
885 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
886 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
888 * config/arm/t-pe (pe.o): Add dependencies.
890 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
892 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
893 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
894 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
895 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
896 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
897 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
898 * defaults.h (BITS_PER_UNIT): Define.
899 * doc/tm.texi (BITS_PER_UNIT): Document default value.
901 2002-03-02 Kazu Hirata <kazu@hxi.com>
903 * config/h8300/h8300-protos.h: Add a prototype for
904 compute_a_shift_length.
905 * config/h8300/h8300.c (h8300_asm_insn_count): New.
906 (compute_a_shift_length): Likewise.
907 (h8300_adjust_insn_length): Do not adjust insn length of shift
909 * config/h8300/h8300.md (anonymous shift patterns): Use
910 compute_a_shift_length.
912 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
914 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
917 * emit-rtl.c (offset_address): Call update_temp_slot_address.
919 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
921 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
922 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
923 * flags.h (flag_zero_initialized_in_bss): Declare.
924 * toplev.c (flag_zero_initialized_in_bss): New flag.
925 (lang_independent_options): Add flag_zero_initialized_in_bss.
926 * tree.c (initializer_zerop): New function.
927 * tree.h (initializer_zerop): Declare.
928 * varasm.c (assemble_variable): If we can emit bss, put zero
929 initializers in the bss section.
931 2002-03-02 Alan Modra <amodra@bigpond.net.au>
933 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
934 like more than one symbol per .weak directive.
936 2002-03-01 Richard Henderson <rth@redhat.com>
938 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
939 adjust argument_pointer by pretend_args_size.
940 (ia64_va_start): Adjust va_start address by -pretend_args_size.
942 2002-03-01 Kazu Hirata <kazu@hxi.com>
944 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
946 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
948 * toplev.c (rest_of_compilation): Delete dead jumptables before
950 * flow.c (delete_dead_jumptables): Make global.
951 * rtl.h (delete_dead_jumptables): Declare.
953 2002-03-01 David Edelsohn <edelsohn@gnu.org>
955 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
956 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
957 * config/rs6000/xcoff.h (COLLET_EXPORT_LIST): Delete.
959 2002-03-01 Kazu Hirata <kazu@hxi.com>
961 * config/h8300/h8300-protos.h: Fix formatting.
962 * config/h8300/h8300.c: Likewise.
963 * config/h8300/h8300.h: Likewise.
965 2002-03-01 Kazu Hirata <kazu@hxi.com>
967 * config/h8300/h8300.c (print_operand): Support 16-bit
969 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
971 2002-02-28 Richard Henderson <rth@redhat.com>
973 * expmed.c (store_bit_field): Prevent generation of CONCATs;
974 pun complex values as integers; use gen_lowpart instead of
976 (extract_bit_field): Likewise.
978 2002-03-01 Alan Modra <amodra@bigpond.net.au>
979 David Edelsohn <edelsohn@gnu.org>
981 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
982 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
983 (SUPPORTS_WEAK): Likewise.
984 * output.h (add_weak): Add tree param.
985 * varasm.c (add_weak): Likewise. Save decl.
986 (struct weak_syms): Add decl field.
987 (mark_weak_decls): New function.
988 (init_varasm_once): ggc_add_root mark_weak_decls.
989 (assemble_start_function): Use ASM_WEAKEN_DECL.
990 (assemble_variable): Likewise.
991 (assemble_alias): Likewise.
992 (declare_weak): Pass decl to add_weak.
993 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
994 (remove_from_pending_weak_list): Declare and define for
996 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
997 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
998 * defaults.h (SUPPORTS_WEAK): Likewise.
999 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1000 .weak for code sym. Do emit .size for descriptor sym.
1001 (ASM_DECLARE_FUNCTION_SIZE): Define.
1002 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1003 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1004 .lglobl unless TARGET_XCOFF. Formatting fixes.
1005 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1007 (HANDLE_PRAGMA_WEAK): Remove.
1008 (ASM_WEAKEN_LABEL): Remove.
1009 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1011 2002-03-01 Jason Merrill <jason@redhat.com>
1013 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1014 (TARGET_EXPR_CLEANUP): New macro.
1016 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1018 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1019 to take ptr_extend into account as third type of extension.
1020 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1021 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1022 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1023 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1024 * calls.c (precompute_arguments): Use new macro.
1025 (expand_call): Ditto.
1026 * combine.c (nonzero_bits): Ditto.
1027 (record_promoted_value): Ditto.
1028 * expr.c (store_expr): Ditto.
1029 (expand_expr): Ditto.
1030 * function.c (assign_parms): Ditto.
1032 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1034 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1035 override -shared and -shared-libgcc.
1037 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1039 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1041 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1044 2002-02-28 Richard Henderson <rth@redhat.com>
1046 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1047 4 cycle latency from MM producers.
1048 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1050 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1052 * mklibgcc.in: Don't use GNU make extension.
1054 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1056 * c-parse.in (STATIC): New terminal.
1057 (scspec): New non-terminal. Update productions accordingly.
1058 (program): Remove bogus ifc / end ifc.
1059 (array_declarator): Simplify production using STATIC.
1061 2002-02-28 Jim Meyering <meyering@lucent.com>
1063 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1064 \a still means TARGET_BELL.
1066 2002-02-28 Richard Henderson <rth@redhat.com>
1068 * haifa-sched.c (sched_emit_insn): New.
1069 (schedule_block): Use last_scheduled_insn to track last insn.
1070 * sched-int.h (sched_emit_insn): Prototype.
1071 * config/ia64/ia64.c (last_issued): Remove.
1072 (ia64_variable_issue): Don't set it.
1073 (nop_cycles_until): Use sched_emit_insn.
1075 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1077 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1080 2002-02-28 Kazu Hirata <kazu@hxi.com>
1082 * config/h8300/h8300.c: Fix formatting.
1083 * config/h8300/h8300.h: Likewise.
1085 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1087 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1088 which may overwrite the high byte of the frame pointer.
1090 2002-02-28 Bo Thorsen <bo@suse.de>
1092 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1093 (STARTFILE_SPEC): Add 64 bit files.
1094 (ENDFILE_SPEC): Likewise.
1096 2002-02-28 Jason Merrill <jason@redhat.com>
1098 * c-decl.c (finish_function): Only warn about missing return
1099 statement with -Wreturn-type.
1101 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1103 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1105 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1106 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1108 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1110 * basic-block.h (BB_REACHABLE): Renumber.
1111 (BB_DIRTY, BB_NEW): New flags.
1112 (clear_bb_flags): Declare.
1113 (update_life_info_in_dirty_blocks): Declare.
1114 * cfg.c (clear_bb_flags): New function.
1115 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1116 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1117 reorder_insns, emit_insn_after): Mark block as dirty.
1118 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1119 (update_life_info_in_dirty_blocks): New function.
1120 * recog.c (apply_change_group): Dirtify block.
1122 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1124 * gcse.c (delete_null_pointer_checks): Likewise.
1126 * toplev.c (dump_file_index): Move cse2 after bp,
1128 (dump_file_info): Similary.
1129 (rest_of_compilation): Avoid most of CFG rebuilds;
1130 do first if converision after null pointer checks, do cse2
1131 after branch prediction; avoid full liveness rebuild after
1132 initializing subregs.
1133 * invoke.texi (-d options): Document -du, renumber.
1135 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1136 (notice_new_block): Do not set BB_UPDATE_LIFE.
1137 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1138 merge_blocks_move_successor_nojumps, merge_blocks,
1139 try_crossjump_to_edge): Likewise.
1140 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1141 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1142 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1143 (merge_of_block): Do not use life_data_ok.
1144 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1145 (if_convert): Use BB_DIRTY mechanizm to update life.
1146 * lcm.c (optimize_mode_switching): Update
1147 update_life_info_in_dirty_blocks
1149 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1151 * Makefile.in (integrate.o): Update.
1152 * c-decl.c (copy_lang_decl): Rename.
1153 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1154 * integrate.c: Include langhooks.h.
1155 (copy_decl_for_inlining): Update to use langhook.
1156 * langhooks-def.h (lhd_do_nothing_t,
1157 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1158 (LANG_HOOKS_INITIALIZER): Update.
1159 * langhooks.c (lhd_do_nothing_t): New.
1160 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1161 * tree.h (copy_lang_decl): Remove.
1163 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1165 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1167 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1168 POST_DEC, and POST_MODIFY.
1170 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1172 * c-typeck.c (digest_init): Remove unused parameter; all
1175 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1177 * expmed.c (expand_shift): Correctly test for low part of a
1180 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1182 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1183 insn UIDs with insn addresses.
1185 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1187 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1188 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1189 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1190 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1191 gcc.c, toplev.c: Delete code implementing -traditional mode.
1193 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1194 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1195 Document removal of -traditional mode for compilation, and
1196 remove documentation only relevant to that mode.
1198 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1199 config/convex/convex.h, config/d30v/d30v.h,
1200 config/i386/dgux.h, config/i386/osf1elf.h,
1201 config/i386/osfelf.h, config/i386/osfrose.h,
1202 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1203 config/m68k/hp310.h, config/m88k/dgux.h,
1204 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1205 config/m88k/m88k.h, config/m88k/openbsd.h,
1206 config/mips/abi64.h, config/mips/osfrose.h,
1207 config/mips/svr4-5.h, config/mips/svr4-t.h,
1208 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1209 config/stormy16/stormy16.h: Remove all references to
1210 -traditional from target specs. Delete all mention of the
1211 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1212 delete a couple of commented-out definitions of
1213 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1216 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1217 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1219 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1221 * mklibgcc.in: Don't use \n in a line subject to
1222 interpretation by echo.
1224 2002-02-27 Graham Stott <grahams@redhat.com>
1226 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1229 * loop.c (prescan_loop): Handle PARALLEL.
1231 * unroll.c (loop_iterations): Return 0 if the add_val for
1234 * final.c (output_operand_lossage): Constify PFX_STR.
1236 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1238 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1240 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1241 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
1243 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
1245 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1247 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
1249 * cpplex.c (_cpp_lex_token): Handle directives in macro
1251 * cpplib.c (_cpp_handle_directive): Save and restore state
1252 if parsing macro args when entering a directive.
1253 * cppmacro.c (collect_args): No need to handle directives
1255 (enter_macro_context, replace_args): Use the original macro
1256 definition in case it was redefined whilst collecting arguments.
1260 2002-02-26 David Edelsohn <edelsohn@gnu.org>
1262 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
1263 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
1264 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
1266 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
1267 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
1268 (load_toc_v4_PIC_2): Same.
1270 2002-02-26 Alan Modra <amodra@bigpond.net.au>
1272 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
1274 2002-02-26 Richard Henderson <rth@redhat.com>
1276 * config/alpha/alpha.md (ashldi_se): Re-enable.
1278 2002-02-26 Richard Henderson <rth@redhat.com>
1280 * config/alpha/alpha.c (alpha_encode_section_info): Examine
1281 MODULE_LOCAL_P; improve commentary.
1283 2002-02-26 Zack Weinberg <zack@codesourcery.com>
1285 * doc/cpp.texi: Clarify documentation of relationship between
1288 2002-02-26 Kazu Hirata <kazu@hxi.com>
1290 * config/h8300/h8300-protos.h: Update the prototype for
1291 compute_logical_op_length. Add the prototype for
1292 compute_logical_op_cc.
1293 * config/h8300/h8300.c (compute_logical_op_length): Figure out
1295 (compute_logical_op_cc): New.
1296 * config/h8300/h8300.md: Combine all the logical op patterns
1297 in HImode and SImode. Use compute_logical_op_cc.
1299 2002-02-26 Kelley Cook <kelleycook@comcast.net>
1301 * config/i386/i386.c (print_operand): Don't append ATT-style
1302 length suffixs to x87 opcodes when in Intel mode.
1304 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
1306 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
1307 (init_emit_once): Update calls.
1308 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
1309 (init_syntax_once): Prototype.
1311 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1313 * pa-linux.h (LIB_SPEC): Update definition.
1314 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
1316 2002-02-26 Richard Henderson <rth@redhat.com>
1318 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
1319 if we emitted a stop bit.
1321 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1323 * configure.in (libgcc_visibility): Substitute.
1324 * configure: Rebuilt.
1325 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
1326 defined symbols .hidden.
1328 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1330 * attribs.c (c_common_attribute_table): Add visibility.
1331 (handle_visibility_attribute): New function.
1332 * varasm.c (assemble_visibility): New function.
1333 * output.h (assemble_visibility): Add prototype.
1334 * tree.h (MODULE_LOCAL_P): Define.
1335 * crtstuff.c (__dso_handle): Use visibility attribute.
1336 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
1337 for MODULE_LOCAL_P symbols too.
1338 * config/ia64/ia64.c (ia64_encode_section_info): Handle
1339 MODULE_LOCAL_P symbols the same way as local symbols.
1340 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
1341 into .sdata/.sbss by the user.
1342 * doc/extend.texi (Function Attributes): Document visibility
1345 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1348 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
1349 STRING_CST initializer spanning the whole variable without
1351 If expand_expr returned MEM, don't use it.
1353 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
1355 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
1356 generate a die for the lexical block.
1358 2002-02-26 Kazu Hirata <kazu@hxi.com>
1360 * config/h8300/h8300-protos.h: Add a prototype for
1361 compute_logical_op_length.
1362 * config/h8300/h8300.c (compute_logical_op_length): New.
1363 * config/h8300/h8300.md (anonymous logical patterns): Use
1364 compute_logical_op_length for length.
1366 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1368 * dwarf2out.c (modified_type_die): Do not call type_main_variant
1370 (gen_type_die): Same.
1372 * attribs.c (handle_vector_size_attribute): Set debug information.
1374 2002-02-26 Daniel Egger <degger@fhm.edu>
1376 * config/rs6000/rs6000.md: Swap define_insn attributes to
1377 fix incorrect generation of merge high instructions instead
1380 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1382 * c-typeck.c (really_start_incremental_init): Use
1383 bitsize_zero_node for vectors.
1385 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1387 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
1388 ("*set_vrsave_internal"): Same.
1390 2002-02-25 Richard Henderson <rth@redhat.com>
1392 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
1393 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
1395 2002-02-25 Jakub Jelinek <jakub@redhat.com>
1398 * config/i386/i386.c (ix86_return_pops_args): Only pop
1399 fake structure return argument if it was passed on the stack.
1401 2002-02-25 Jason Merrill <jason@redhat.com>
1403 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
1406 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1408 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
1409 link with shared_name only.
1410 * doc/invoke.texi (Link Options): Document new behavior.
1412 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1414 * c-typeck.c (push_init_level): Handle vectors.
1416 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1418 * config/sparc/sparc.c (const64_high_operand): Zero-extend
1419 operands of SPARC_SETHI_P.
1420 (input_operand): Likewise.
1421 (sparc_emit_set_const32): Likewise.
1422 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
1423 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
1424 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
1425 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
1426 (movdi_insn_sp64_vis): Likewise.
1427 (movdi split, movdf split): Use SETHI32.
1428 * doc/md.texi: Document SPARC constraints L, M and N.
1430 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1432 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
1433 ("*set_vrsave_internal"): use mfspr for Darwin.
1435 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
1436 gen_get_vrsave_internal.
1438 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1440 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
1442 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
1444 * cpplex.c (cpp_interpret_charconst): Get signedness or
1445 otherwise of wide character constants correct.
1446 * cppexp.c (lex): Get signedness of wide charconsts correct.
1448 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1450 * optabs.c (widen_operand): Only call convert_modes for
1451 promoted SUBREG if signedness matches.
1452 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
1454 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1456 * cpplib.c (glue_header_name): Use local buffer to build up
1459 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1461 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
1463 2002-02-23 Kazu Hirata <kazu@hxi.com>
1465 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
1466 H8/300[HS] separately.
1467 * config/h8300/h8300.md: Remove the early clobber constraint
1468 from bit field patterns.
1470 2002-02-23 Kazu Hirata <kazu@hxi.com>
1472 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
1474 (mulhisi3): Likewise.
1475 (umulqisi3): Likewise.
1476 (umulhisi3): Likewise.
1478 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1480 * cppinit.c (output_deps): Correct test for stdout output.
1481 (init_dependency_output): Cure warning.
1483 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1485 * expr.c (store_expr): When converting expression to promoted
1486 equivalent type, allow using SUBREG_REG of TARGET as the target
1487 of the expansion of EXP.
1488 * loop.c (basic_induction_var, case SUBREG): Always look inside.
1489 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
1490 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
1491 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
1492 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
1494 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
1496 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
1497 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
1498 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
1500 2002-02-23 Jakub Jelinek <jakub@redhat.com>
1502 PR optimization/5747
1503 * loop.c (scan_loop): Update reg info if move_movables created new
1506 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1508 * gcc.c (init_gcc_spec): Revert last change.
1510 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1512 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
1513 gpc_reg_operand constraint.
1515 2002-02-23 Alan Modra <amodra@bigpond.net.au>
1517 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
1518 Simplify comparison of `low'.
1519 (add_operand): Fix formatting.
1520 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
1521 (mask_operand): Disallow mask to wrap in 64-bit mode.
1522 (rs6000_stack_info): Remove redundant test setting push_p.
1523 (output_toc): Fix formatting.
1524 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
1525 cc_reg_not_cr0_operand constraint.
1526 (booldi3, boolcdi3 splitters): Same.
1528 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
1530 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
1532 2002-02-22 David Edelsohn <edelsohn@gnu.org>
1534 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
1535 gcc invoked with -shared-libgcc.
1537 2002-02-22 Jakub Jelinek <jakub@redhat.com>
1540 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
1541 decl if any of elements was TREE_USED.
1543 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
1545 * config/sparc/sol2.h: Don't include sys/mman.h.
1546 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
1547 (arith_4096_operand): Don't throw high bits away.
1548 (const64_operand): Take sign extension of CONST_INTs into account.
1549 (const64_high_operand, sparc_emit_set_const32): Likewise.
1550 (GEN_HIGHINT64): Likewise.
1551 (sparc_emit_set_const64_quick1): Likewise.
1552 (const64_is_2insns): Likewise.
1553 (print_operand): Use trunc_int_for_mode for sign extension.
1554 * config/sparc/sparc.h (SMALL_INT32): Likewise.
1555 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
1556 chars. Assume CONST_INT is already properly sign-extended.
1557 (movdi split): Sign-extend each SImode part.
1558 (andsi3 split): Don't mask high bits off, so that result
1559 remains properly sign-extend.
1560 (iorsi3 split): Likewise.
1561 (xorsi3 split): Likewise.
1563 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
1565 * fold-const.c (fold): Fix typo in comments.
1567 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1569 * Makefile.in (langhooks.o): Update dependencies.
1571 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1573 * langhooks.c: Include flags.h.
1575 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
1577 * testsuite/gcc.dg/attr-alwaysinline.c: New.
1579 * c-common.c (c_common_post_options): Set inline trees by
1582 * doc/extend.texi (Function Attributes): Document always_inline
1584 Update documentation about inlining when not optimizing.
1586 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
1588 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
1589 unless DECL_ALWAYS_INLINE.
1591 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
1592 unless DECL_ALWAYS_INLINE.
1593 (c_disregard_inline_limits): Disregard if always_inline set.
1595 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1596 Disregard if always_inline set.
1597 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
1598 unless DECL_ALWAYS_INLINE.
1600 * attribs.c (handle_always_inline_attribute): New.
1601 (c_common_attribute_table): Add always_inline.
1603 * config/rs6000/altivec.h: Add prototypes for builtins
1604 requiring the always_inline attribute.
1606 2002-02-21 Eric Christopher <echristo@redhat.com>
1608 * expmed.c (store_bit_field): Try to simplify the subreg
1609 before generating a new one when when the mode size of
1610 value is less than maxmode.
1612 2002-02-21 Richard Henderson <rth@redhat.com>
1614 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
1615 than gen_rtx_PLUS to form the sum.
1616 * explow.c (force_reg): Rearrange to not allocate new pseudo
1617 when force_operand returns a register.
1618 * expr.c (expand_assignment): Allow offset_rtx expansion to
1619 return a sum. Do not force addresses into registers.
1620 (expand_expr): Likewise.
1621 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
1622 to canonicalize arithmetic that didn't simpify.
1623 (simplify_plus_minus): New argument force; update
1624 all callers. Don't split CONST unless we can do something with it,
1625 and wouldn't lose the constness of the operands.
1627 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
1628 that we generated earlier.
1630 2002-02-21 Tom Tromey <tromey@redhat.com>
1632 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1633 (output_line_info): Use constant `1', with a long explanatory
1635 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
1637 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
1639 * jump.c (redirect_jump): If old label has no UID, don't try to
1642 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
1644 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
1645 If input is constant, do shifts at compile time.
1647 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
1649 * doc/extend.texi: Fix some more overfull hboxes.
1651 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1653 PR optimization/4994
1654 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
1657 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1660 * expr.h (expand_and): Add mode argument.
1661 * expmed.c (expand_and): Add mode argument.
1662 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
1663 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
1664 * except.c (expand_builtin_extract_return_addr): Likewise.
1665 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1666 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
1667 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
1668 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
1669 * config/c4x/c4x.md: Use GEN_INT (x) instead of
1670 gen_rtx (CONST_INT, VOIDmode, x).
1672 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1675 * stmt.c (warn_if_unused_value): Move side effects test once more.
1677 2002-02-20 Torbjorn Granlund <tege@swox.com>
1679 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
1680 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
1682 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
1684 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
1685 SUBREG or ZERO_EXTEND.
1687 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
1689 * sh.h (current_function_anonymous_args): Remove.
1690 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
1691 of current_function_varargs and current_function_stdarg is set.
1692 * sh.c (sh_expand_prologue): Check current_function_varargs /
1693 current_function_stdarg / TARGET_SH5 instead of
1694 current_function_anonymous_args.
1696 * sh64.h (TARGET_VERSION): Define.
1698 2002-02-20 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
1701 VRSAVE_REGNO on TARGET_ALTIVEC.
1703 2002-02-20 Alan Modra <amodra@bigpond.net.au>
1705 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
1706 bits of SImode const_int.
1707 (includes_rshift_p): Likewise.
1708 (print_operand): Call mask_operand and mask64_operand with correct
1710 (rs6000_output_function_epilogue): Pad traceback table to word.
1711 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
1712 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
1713 mask64_operand with correct mode.
1714 (FUNCTION_ARG_REGNO_P): Correct parentheses.
1716 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1719 * varasm.c (get_pool_constant_mark): New.
1720 * rtl.h (get_pool_constant_mark): Add prototype.
1721 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
1722 be represented if it has not been output.
1724 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
1726 * combine.c (do_SUBST): Sanity check substitutions of
1727 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
1728 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
1729 CONST_INT into its operand.
1730 (known_cond): Likewise, for ZERO_EXTEND.
1731 * simplify-rtx.c (simplify_unary_operation): Fix condition to
1732 allow for simplification of wide modes. Reject CONST_INTs in
1733 ZERO_EXTEND when their actual mode is not given.
1735 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
1737 * c-decl.c (pushdecl): If no global declaration is found for an
1738 extern declaration in block scope, try a limbo one.
1740 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1743 * c-common.c (pointer_int_sum): Moved from...
1744 * c-typeck.c (pointer_int_sum): ...here.
1745 * c-common.h (pointer_int_sum): Add prototype.
1747 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1750 * c-decl.c (duplicate_decls): Return 0 if issued error about
1753 2002-02-20 Roger Sayle <roger@eyesopen.com>
1754 Jakub Jelinek <jakub@redhat.com>
1757 * tree.c (host_integerp): Ensure that the constant integer is
1758 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
1759 when pos is zero or non-zero respectively. Clarify comment.
1760 * c-format.c (check_format_info_recurse): Fix host_integerp
1761 usage; the pos argument should be zero when assigning to a
1762 signed HOST_WIDE_INT.
1764 2002-02-20 Richard Henderson <rth@redhat.com>
1766 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
1767 of the operand, rather than assuming TImode.
1768 (ix86_expand_binop_builtin): Cope with commutative patterns
1769 using nonimmediate_operand for both operands.
1770 (ix86_expand_timode_binop_builtin): Likewise.
1771 (ix86_expand_store_builtin): Validate operand 1.
1772 (ix86_expand_unop1_builtin): Likewise.
1774 2002-02-20 Philip Blundell <philb@gnu.org>
1777 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
1779 2002-02-20 Richard Henderson <rth@redhat.com>
1782 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
1784 2002-02-20 Tom Tromey <tromey@redhat.com>
1786 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1787 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1788 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1789 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1790 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
1793 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
1795 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
1796 for (const_int 0) in X not just INTVAL.
1798 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
1800 * doc/extend.texi: Avoid or reduce overfull hboxes.
1802 2002-02-20 Diego Novillo <dnovillo@redhat.com>
1804 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
1805 operations if the field does not start at a mode boundary.
1807 2001-02-20 Joel Sherrill <joel@OARcorp.com>
1809 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
1810 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
1811 Also done for -Acpu and -Amachine.
1813 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1815 * cppinit.c (init_dependency_output): Take deps output file
1816 from -o if none given with -MF. Suppress normal output.
1817 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
1818 * doc/cpp.texi, doc/invoke.texi: Update.
1820 2002-02-19 Zack Weinberg <zack@codesourcery.com>
1822 * toplev.c (output_quoted_string): Write unprintable
1823 characters with octal escapes.
1825 2002-02-19 David Edelsohn <edelsohn@gnu.org>
1827 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
1828 really_call_used[VRSAVE_REGNO] if not Altivec.
1830 2002-02-19 Alan Modra <amodra@bigpond.net.au>
1832 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
1834 (constant_pool_expr_1): Fix formatting.
1835 (rs6000_legitimize_reload_address): Likewise.
1837 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1839 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
1840 now that we have one.
1842 2002-02-19 Zack Weinberg <zack@codesourcery.com>
1844 * tree.h (struct tree_common): Remove aux. Add unused_0 at
1845 end of first block of bitfields (which was only seven bits);
1846 rename dummy to unused_1; remove comment which is no longer true.
1848 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
1850 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
1852 2002-02-19 Philip Blundell <pb@nexus.co.uk>
1855 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
1859 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
1860 arm_is_longcall_p rather than inspecting call-type cookie
1862 (call_value_insn) [TARGET_THUMB]: Likewise.
1864 2002-02-19 Graham Stott <grahams@redhat.com>
1866 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
1868 2002-02-19 David Edelsohn <edelsohn@gnu.org>
1870 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
1871 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
1872 (FP_SAVE_INLINE): Delete.
1874 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
1875 * config/rs6000/eabi.asm: Remove ABI save restore routines.
1876 * config/rs6000/t-ppccomm: Build crtsavres.o.
1877 * config/rs6000/crtsavres.asm: New file.
1879 2002-02-19 Philip Blundell <philb@gnu.org>
1881 * config/arm/arm.c (use_return_insn): Don't reject interrupt
1883 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
1884 (output_return_instruction): Allow interrupt functions to return with
1885 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
1886 (arm_expand_prologue): Subtract 4 before stacking LR in an
1889 2002-02-19 Philip Blundell <pb@nexus.co.uk>
1891 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
1892 decl, not just FUNCTION_DECL.
1893 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
1894 (arm_assemble_integer): Likewise.
1895 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
1898 2002-02-19 matthew green <mrg@eterna.com.au>
1900 * config.gcc (sparc-*-netbsdelf*): Enable target.
1901 (sparc64-*-netbsd*): New target.
1902 * config/sparc/netbsd-elf.h: New file.
1903 * config/sparc/t-netbsd64: New file.
1905 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
1907 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
1909 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
1911 * doc/invoke.texi: explicitly list the style guidelines that
1912 -Weffc++ checks for.
1914 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
1916 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
1918 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1921 * gcc.c (cpp_unique_options): Treat -o as indicating object file
1922 only if not -E. If -E, pass -o through to the preprocessor.
1924 2002-02-19 Kazu Hirata <kazu@hxi.com>
1926 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
1927 register number with an appropriate macro.
1929 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1931 * doc/rtl.texi (Constants): Close @code tag.
1933 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
1935 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
1936 ("mmx_uavgv4hi3"): Same.
1937 ("pmulhrwv4hi3"): Same.
1939 * tree-inline.c (walk_tree): Handle vectors.
1941 * c-common.c (constant_expression_warning): Handle vectors.
1942 (overflow_warning): Same.
1944 * sched-deps.c (sched_analyze_2): Handle vectors.
1946 * rtlanal.c (rtx_unstable_p): Handle vectors.
1947 (rtx_varies_p): Same.
1948 (count_occurrences): Same.
1949 (regs_set_between_p): Same.
1950 (modified_between_p): Same.
1951 (modified_in_p): Same.
1952 (volatile_insn_p): Same.
1953 (volatile_refs_p): Same.
1954 (side_effects_p): Same.
1956 (inequality_comparisons_p): Same.
1957 (replace_regs): Same.
1958 (computed_jump_p_1): Same.
1960 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
1962 (inner_mode_array): New.
1963 (copy_rtx): Handle vectors.
1964 (copy_most_rtx): Same.
1965 (rtx_equal_p): Same.
1966 (get_mode_alignment): Adjust for vectors.
1968 * resource.c (mark_referenced_resources): Handle vectors.
1969 (mark_set_resources): Same.
1971 * reload1.c (eliminate_regs): Handle vectors.
1972 (elimination_effects): Same.
1973 (scan_paradoxical_subregs): Same.
1975 * reload.c (subst_reg_equivs): Handle vectors.
1977 * regrename.c (scan_rtx): Handle vectors.
1979 * regclass.c (reg_scan_mark_refs): Handle vectors.
1981 * recog.c (find_single_use_1): Handle vectors.
1983 * local-alloc.c (equiv_init_varies_p): Handle vectors.
1984 (contains_replace_regs): Same.
1985 (memref_referenced_p): Same.
1987 * integrate.c (copy_rtx_and_substitute): Handle vectors.
1988 (subst_constants): Same.
1990 * genattrtab.c (attr_copy_rtx): Handle vectors.
1991 (encode_units_mask): Same.
1992 (clear_struct_flag): Same.
1993 (count_sub_rtxs): Same.
1995 * gcse.c (want_to_gcse_p): Handle vectors.
1996 (oprs_unchanged_p): Same.
1997 (hash_expr_1): Same.
1998 (oprs_not_set_p): Same.
1999 (expr_killed_p): Same.
2000 (compute_transp): Same.
2001 (store_ops_ok): Same.
2003 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2005 (fixup_var_refs_1): Same.
2006 (instantiate_virtual_regs_1): Same.
2008 * fold-const.c (operand_equal_p): Handle vectors.
2010 (rtl_expr_nonnegative_p): Same.
2012 * flow.c (mark_used_regs): Handle vectors.
2014 * df.c (df_uses_record): Handle vectors.
2016 * cselib.c (cselib_subst_to_values): Handle vectors.
2017 (cselib_mem_conflict_p): Same.
2020 * cse.c (canon_reg): Handle vectors.
2022 (cse_process_notes): Same.
2023 (count_reg_usage): Same.
2026 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2028 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2030 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2031 (gen_rtx): Handle CONST_VECTOR.
2032 (gen_const_vector_0): New.
2033 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2034 (reset_used_flags): Same.
2035 (copy_insn_1): Same.
2036 (initializer_constant_valid_p): Handle VECTOR_CST.
2038 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2040 * doc/rtl.texi (Constants): Document const_vector.
2041 (CONST0_RTX): Update for vectors.
2042 (RTL sharing): Same.
2044 * print-tree.c (print_node): Add case for VECTOR_CST.
2046 * tree.h (TREE_VECTOR_CST_ELTS): New.
2047 (struct tree_vector): New.
2048 (union tree_node): Add vector node.
2049 (build_vector): Add prototype.
2051 * tree.def (VECTOR_CST): New.
2053 * tree.c (build_vector): New.
2055 * expmed.c (make_tree): Handle CONST_VECTOR.
2057 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2058 (CONST_VECTOR_ELT): New.
2059 (CONST_VECTOR_NUNITS): New.
2061 * machmode.h (GET_MODE_INNER): New.
2062 (DEF_MACHMODE): Accept 8th arg.
2064 * machmode.def: Add 8th argument for vector inner mode.
2065 Add inner vector modes for vectors.
2067 * rtl.def (VEC_CONST): Remove.
2068 (CONST_VECTOR): New.
2070 * expr.c (clear_storage): Allow vectors.
2071 (is_zeros_p): Handle VECTOR_CST.
2073 * varasm.c (output_constant_pool): Handle vectors.
2074 (rtx_const): Add veclo and vechi fields.
2075 (kind): Add RTX_VECTOR.
2076 (decode_rtx_const): Add case for vector.
2078 * config/rs6000/rs6000-protos.h: Add zero_constant.
2080 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2081 constants. Force easy vector constants into memory.
2082 (easy_vector_constant): New.
2083 (emit_easy_vector_constant): New.
2084 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2087 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2089 ("altivec_lvxl"): Same.
2090 (altivec_lvebx): Same.
2091 (altivec_lvehx): Same.
2092 (altivec_lvewx): Same.
2093 ("*movv4si_const0"): New.
2094 ("*movv4sf_const0"): New.
2095 ("*movv8hi_const0"): New.
2096 ("*movv16qi_const0"): New.
2098 2002-02-18 Kazu Hirata <kazu@hxi.com>
2100 * config/h8300/h8300.c (notice_update_cc): Use
2103 2002-02-18 Kazu Hirata <kazu@hxi.com>
2105 * config/h8300/h8300.md (divmod patterns): Change the
2106 constraints for operands[1] to register_operand.
2108 2002-02-18 Kazu Hirata <kazu@hxi.com>
2110 * config/h8300/h8300-protos.h: Remove the prototype for
2112 * config/h8300/h8300.c (p_operand): Remove.
2113 * config/h8300/h8300.md: Replace p_operand with
2116 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2118 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2120 (output_return_instruction): Allow use of LDR to unstack
2121 return addresss even for interrupt handlers or when
2122 interworking. If compiling for ARMv5, use interworking-safe
2123 return instructions by default. Remove duplicated code and
2124 lengthy "strcat" sequences.
2126 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2128 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2129 (LINK_EH_SPEC): Define.
2130 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2132 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2134 * config/s390/s390.c (s390_emit_prologue): Do not set the
2135 frame_related flag for call-clobbered registers.
2137 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2139 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2140 (construct_container): Fix handling of SSE operands.
2141 (ix86_expand_builtin): Fix handling of 64bit pointers.
2142 (mmx_maskmovq_rex): New pattern.
2144 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2146 * regrename.c (kill_set_value): Handle subregs properly.
2148 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2150 * objc/objc-act.c (handle_impent): Remove leading '*'
2151 from objc_class_name.
2153 2002-02-17 Richard Henderson <rth@redhat.com>
2155 * config/alpha/alpha.c (some_small_symbolic_operand,
2156 some_small_symbolic_operand_1, split_small_symbolic_operand,
2157 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2158 Handle small SYMBOL_REFs anywhere, not just inside memories.
2159 * config/alpha/alpha-protos.h: Update.
2160 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2161 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2163 2002-02-17 Roland McGrath <roland@frob.com>
2165 * config.gcc (powerpc-*-gnu-gnualtivec*,
2166 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2167 * config/rs6000/gnu.h: New file.
2168 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2169 Grok "gnu" in rs6000_abi_name.
2170 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2171 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2172 Grok -mcall-gnu analogous to -mcall-linux et al.
2173 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2174 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2175 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2177 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2180 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2183 2002-02-17 Philipp Thomas <pthomas@suse.de>
2185 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2186 ENDFILE_SPEC before (re)defining them.
2188 2002-02-17 Kazu Hirata <kazu@hxi.com>
2190 * config/h8300/h8300.c: Fix formatting.
2191 * config/h8300/h8300.h: Likewise.
2193 2002-02-17 Philipp Thomas <pthomas@suse.de>
2195 * doc/tm.texi: Explain why empty strings should not be
2196 marked for translation.
2198 2002-02-17 Philipp Thomas <pthomas@suse.de>
2200 * final.c (output_operand_lossage): Changed to accept
2201 printf style arguments. Change calls where necessary.
2202 * output.h (output_operand_lossage): Change declaration
2203 accordingly. Update copyright.
2204 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2205 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2206 Update copyright date where necessary.
2208 * config/i386/i386.c (print_operand): Likewise. Remove use of
2211 * config/cris/cris.c (cris_operand_lossage): Likewise.
2212 Rename parameter so that exgettext recognizes it as
2213 translatable message.
2214 (LOSE_AND_RETURN): Rename parameter to msgid.
2216 2002-02-17 Kazu Hirata <kazu@hxi.com>
2218 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2219 hard coded register number with an appropriate macro.
2220 (HARD_REGNO_MODE_OK): Likewise.
2221 (ARG_POINTER_REGNUM): Likewise.
2222 (STATIC_CHAIN_REGNUM): Likewise.
2223 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2224 * config/h8300/h8300.md (define_constants): Define more
2227 2002-02-17 Philipp Thomas <pthomas@suse.de>
2229 * config/i386/i386.h: Don't mark empty strings for translation.
2231 2002-02-16 H.J. Lu <hjl@gnu.org>
2233 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2235 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2237 * cppinit.c (merge_include_chains): Check for brack being
2238 NULL before attempting to merge it with qtail.
2240 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2242 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
2245 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2247 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
2249 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2251 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
2252 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
2253 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
2255 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2257 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
2258 now only if !TARGET_FIX.
2259 (*movsi_nt_vms_fix): New pattern.
2261 2002-02-16 Douglas B Rupp <rupp@gnat.com>
2263 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
2264 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
2265 (alpha_sa_mask, alpha_sa_size): Reflect above change.
2266 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
2267 (alpha_start_function, alpha_expand_epilogue): Likewise.
2268 (unicosmk_gen_dsib): Likewise.
2270 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2272 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
2274 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
2276 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
2277 check_and_change_labels, s390_final_chunkify): Delete.
2278 (s390_split_branches, s390_chunkify_pool): New functions.
2279 (s390_function_prologue): Call them.
2281 * config/s390/s390.h (S390_REL_MAX): Delete.
2282 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
2284 * config/s390/s390.md (cjump, icjump, jump): Fix length
2285 attribute calculation.
2288 2002-02-15 David Edelsohn <edelsohn@gnu.org>
2290 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
2291 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
2293 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
2295 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
2296 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
2297 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
2299 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2301 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
2303 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2305 * reload.c (find_dummy_reload): Check that an output register
2306 is valid for its mode.
2308 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
2310 * combine.c (known_cond): After replacing the REG of a SUBREG, try
2313 * function.c (assign_parms): Demote promoted argument passed by
2314 transparent reference.
2316 2001-02-14 Joel Sherrill <joel@OARcorp.com>
2318 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
2319 -Acpu() and -Amachine() to eliminate warnings.
2321 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2323 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
2325 2002-02-14 Kazu Hirata <kazu@hxi.com>
2327 * config/h8300/h8300-protos.h: Update the prototype for
2329 * config/h8300/h8300.c (const_costs): Treat SET as a little
2330 more expensive operation.
2331 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
2332 reference to const_costs.
2334 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
2336 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
2338 2002-02-14 Jakub Jelinek <jakub@redhat.com>
2341 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
2342 use arguments from newtype.
2344 2002-02-13 Eric Christopher <echristo@redhat.com>
2346 * config/mips/mips.c (override_options): Add check for march/mipsX
2347 on the same command line. Fix error message in cpu processing.
2348 Remove architecture and ISA checks.
2350 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2352 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
2354 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
2356 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2358 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
2360 ("*movv8hi_internal1"): Same.
2361 ("*movv16qi_internal1"): Same.
2362 ("*movv4sf_internal1"): Same.
2364 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
2365 not push_reload for altivec modes.
2367 2002-02-13 Joel Sherrill <joel@OARcorp.com>
2369 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
2370 all RTEMS targets including removal of #includes from config/*/rtems*.h
2371 file and adding them to tm_file setting. Added xm_defines=POSIX to
2373 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
2374 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
2375 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
2376 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
2377 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
2378 config/m68k/rtemself.h: Ditto.
2379 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
2380 config/mips/rtems64.h: Ditto.
2381 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
2382 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
2384 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
2385 config/sparc/rtemself.h: Ditto.
2386 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
2387 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
2388 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
2390 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
2391 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
2392 target made more similar to i386-elf.
2393 * config/i386/t-rtems-i386: Added soft float support and multilibs.
2394 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
2395 be similar to config/m68k/t-m68kelf.
2396 * gthr-rtems.h: Encapsulate with extern "C" for C++.
2398 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
2400 * regmove.c (kill_value): Handle subregs.
2402 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
2404 * i386.md (mul patterns): Allow memory operand to be first;
2405 add expanders where needed; fix constraints.
2406 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
2407 Allow memory operand to be the first.
2409 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
2412 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2415 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
2418 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2420 PR optimization/5547:
2421 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
2422 all valid IA-32 address modes involving non-scaled %ebx and
2423 GOT/GOTOFF as displacement.
2425 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
2427 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
2428 after emitting ltorg insns.
2430 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
2431 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
2432 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
2433 *abssf2): Fix "op_type" attribute.
2435 2002-02-13 Douglas B Rupp <rupp@gnat.com>
2437 * mkconfig.sh: Avoid using a subshell redirect.
2438 ($output.T): Change to $(output)T.
2439 (ENABLE_NLS): Remove unneeded undef.
2441 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
2442 * config/alpha/x-vms (libsubdir): Define.
2444 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
2445 register frame procedures. Optimize retrieving context.
2447 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
2448 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
2449 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
2451 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2453 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
2454 Make same change as for find_base_value.
2456 2002-02-13 Kazu Hirata <kazu@hxi.com>
2458 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
2459 of QImode and SImode.
2461 2002-02-13 Kazu Hirata <kazu@hxi.com>
2463 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
2464 length computation of movsi.
2465 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
2467 2002-02-13 Kazu Hirata <kazu@hxi.com>
2469 * config/h8300/h8300.md (subqi3): Tighten the predicate for
2470 operands[2] to register_operand.
2472 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
2474 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
2476 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
2478 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
2479 for altivec_lvx* and altivec_stvx*.
2480 ("*movv4si_internal"): Add constraint for loading from GPRs.
2481 ("*movv8hi_internal1"): Same.
2482 ("*movv16qi_internal1"): Same.
2483 ("*movv4sf_internal1"): Same.
2485 * config/rs6000/rs6000.c (altivec_register_operand): New.
2487 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
2488 altivec_register_operand.
2490 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
2492 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
2495 2002-02-13 Stan Shebs <shebs@apple.com>
2497 * c-typeck.c (digest_init): Handle vectors.
2498 (really_start_incremental_init): Same.
2499 (pop_init_level): Same.
2500 (process_init_element): Same.
2502 * varasm.c (output_constant): Same.
2504 * expr.c (clear_storage): Same.
2505 (store_constructor): Same.
2507 2002-02-12 Eric Christopher <echristo@redhat.com>
2509 * explow.c (hard_function_value): Add comment explaining
2510 signed/unsigned comparison.
2512 2002-02-12 Jakub Jelinek <jakub@redhat.com>
2514 * jump.c (never_reached_warning): Add finish argument.
2515 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
2516 real insn after end.
2517 * rtl.h (never_reached_warning): Adjust prototype.
2518 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
2519 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
2520 never_reached_warning.
2522 2002-02-12 Graham Stott <grahams@redhat.com>
2524 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
2526 2002-02-12 Kazu Hirata <kazu@hxi.com>
2528 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
2529 logical shifts on H8/300.
2530 (shift_alg_si): Improve several shifts on H8/300.
2531 (get_shift_alg): Likewise.
2533 2002-02-12 Graham Stott <grahams@redhat.com>
2535 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
2537 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2539 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
2540 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
2542 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
2544 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
2545 non-CONST_INT through default_assemble_integer.
2546 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
2547 <case 8>: Abort for CONST_DOUBLE.
2549 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2551 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
2553 * config/pa/pa-linux.h (LIB_SPEC): Delete.
2554 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2556 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
2558 * config/stormy16/stormy16.md (zero_extendqihi2): New.
2560 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
2562 * regrename.c (regrename_optimize): Don't accept a
2563 part-clobbered register if the replaced register is not part
2566 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
2567 take padding into account when computing the argument value.
2569 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
2571 * combine.c (try_combine): Apply substitutions in
2572 CALL_INSN_FUNCTION_USAGE too.
2574 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
2576 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
2577 __builtin_altivec_abs*.
2580 * config/rs6000/rs6000.h (rs6000_builtins): Add
2581 ALTIVEC_BUILTIN_ABS*.
2583 * config/rs6000/altivec.h: Use const char for builtins expecting
2585 (vec_abs): New versions for C and C++.
2588 2002-02-10 Kazu Hirata <kazu@hxi.com>
2590 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
2593 2002-02-10 Kazu Hirata <kazu@hxi.com>
2595 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
2596 constant definition from h8300.md.
2597 (FRAME_POINTER_REGNUM): Likewise.
2598 * config/h8300/h8300.md (define_constants): Add FP_REG.
2600 2002-02-10 Kazu Hirata <kazu@hxi.com>
2602 * config/h8300/h8300.c (print_operand): Remove redundant code.
2604 2002-02-10 Kazu Hirata <kazu@hxi.com>
2606 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
2607 * config/h8300/h8300.c (byte_reg): Make it static.
2609 2002-02-10 Richard Henderson <rth@redhat.com>
2612 * c-typeck.c (incomplete_type_error): Handle flexible array members.
2614 2002-02-10 Richard Henderson <rth@redhat.com>
2617 * tree.c (append_random_chars): Don't abort if main_input_filename
2620 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
2622 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
2624 2002-02-10 Kazu Hirata <kazu@hxi.com>
2626 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
2627 (pushhi1): Likewise.
2629 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
2631 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
2632 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
2634 2002-02-09 David O'Brien <obrien@FreeBSD.org>
2636 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
2638 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
2640 2002-02-09 Kazu Hirata <kazu@hxi.com>
2642 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
2643 a half of an SImode register on H8/300.
2645 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
2647 * i386.md (movdi_2): Add missing '!'.
2649 2002-02-09 Kazu Hirata <kazu@hxi.com>
2651 * config/h8300/h8300.h: Fix formatting. Remove commented-out
2654 2002-02-09 Kazu Hirata <kazu@hxi.com>
2656 * config/h8300/h8300.md (length): Correct the distance valid
2657 for the short branch.
2659 2002-02-09 Kazu Hirata <kazu@hxi.com>
2661 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
2663 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
2665 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
2666 registers in SImode.
2667 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
2670 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
2673 Contribute sh64-elf.
2674 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
2675 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
2676 (sh_cannot_modify_jumps_p): New function.
2677 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
2678 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
2679 (sh_ms_bitfield_layout_p): New function.
2680 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
2681 Zack Weinberg <zack@codesourcery.com>
2682 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
2683 expand_simple_binop instead of expand_binop.
2684 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
2685 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
2686 use of .quad and .uaquad.
2687 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
2688 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
2689 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2690 * config/sh/sh.md (movdi_const, movdi_const_32bit,
2691 movdi_const_16bit): Make sure all CONSTs have modes.
2692 (sym2PIC): Ditto, but by adjusting all callers.
2693 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
2694 if the prologue calls the SHmedia argument decoder or register
2696 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2697 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
2698 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2699 (sh_expand_epilogue): Don't emit USE of return target register.
2700 (prepare_move_operands): Legitimize DImode PIC addresses.
2701 (sh_media_register_for_return): Skip tr0, used to initialize the
2703 (sh_expand_prologue): Remove explicit USE of return register.
2704 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
2705 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
2706 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
2707 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
2708 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
2710 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
2711 (MOVI_SHORI_BASE_OPERAND_P): New.
2712 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
2713 (EXTRA_CONSTRAINT_T): Define in terms of them.
2714 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
2715 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
2716 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
2717 alternatives supporting TARGET_REGS.
2718 (UNSPEC_GOTPLT): New constant.
2719 (movdi split): Move incrementing of LABEL_NUSES...
2720 (movdi_const, movdi_const_32bit): Here. Use
2721 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
2722 (movdi_const_16bit): New.
2723 (call, call_value) [flag_pic]: Use GOTPLT.
2724 (call_pop, call_value_pop): New expands.
2725 (call_pop_compact, call_pop_rettramp): New insns.
2726 (call_value_pop_compact, call_value_pop_rettramp): New insns.
2727 (sibcall) [flag_pic]: Use GOT.
2728 (builtint_setjmp_receiver): Remove bogus, unused expand.
2729 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
2730 (*pt, *ptb, ptrel): New insns.
2731 (sym2GOT): Handle DImode GOT.
2732 (sym2GOTPLT, symGOTPLT2reg): New expands.
2733 (sym2PIC): New expand.
2734 (shcompact_return_tramp): Use GOTPLT to return trampoline.
2735 (shcompact_return_tramp_i): Use return register explicitly.
2736 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
2737 disable flag_reorder_blocks.
2738 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
2739 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
2740 clobbers, for clarity.
2741 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
2742 restoring of r0 in macl as MAYBE_DEAD.
2743 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
2744 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
2745 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
2746 alter_subreg all over.
2747 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
2748 reload, instead of emitting instructions that would require
2750 (casesi_load_media): Add missing modes.
2751 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
2752 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
2753 as used if the argument decoder is called.
2754 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2755 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
2756 Pmode, then extend it to DImode if necessary.
2757 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
2758 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
2759 constants in FPU-enabled SHmedia, let them be loaded from memory.
2760 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2761 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
2762 Adjust whitespace in assembly output templates.
2763 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
2764 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
2765 mode of if_then_else.
2766 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
2767 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
2769 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
2770 Joern Rennecke <amylaar@redhat.com>
2771 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
2772 (SUBTARGET_CPP_PTR_SPEC): New.
2773 (SUBTARGET_CPP_SPEC): Remove.
2774 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
2775 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
2776 Fix typo in previous checkin.
2777 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
2778 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
2779 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
2780 Alexandre Oliva <aoliva@redhat.com>
2781 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
2782 what single FP register can hold for SHmedia target.
2783 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
2784 Alexandre Oliva <aoliva@redhat.com>
2785 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
2786 Do not split into SUBREG.
2787 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
2788 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
2789 and added new functions as specified in SH5 ABI r9.
2790 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
2791 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
2793 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2794 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
2795 gen_consttable_4 and gen_consttable_8. Emit multiple labels
2796 and consttable_window_ends.
2797 2001-06-03 Graham Stott <grahams@redhat,com>
2798 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
2799 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
2800 * config/sh/sh.c (print_operand): Handle floating-point pair,
2801 vector and matrix registers.
2802 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
2803 vector modes into account.
2804 * config/sh/sh.md (movv2sf): Split move between registers into
2806 (movv4sf, movv16sf): Introduce insns that get split only after
2808 * config/sh/shmedia.h: Fix Copyright dates.
2809 * config/sh/ushmedia.h: Likewise. Move loop counter
2810 declarations into conditionals that uses them.
2811 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
2813 * config/sh/sshmedia.h: Fix Copyright dates.
2814 (sh_media_PUTCFG): Fix constraints.
2815 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2816 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
2817 ptrmemfunc_vbit_in_delta for SH5.
2818 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
2819 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
2820 * invoke.texi: Likewise.
2821 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2822 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
2823 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
2824 GCC_pop_shmedia_regs_nofpu): New global symbols.
2825 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
2826 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
2827 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
2828 compact function with nonlocal labels.
2829 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
2830 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
2831 (initial_elimination_offset): Account for their stack space.
2832 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
2833 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
2834 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
2835 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
2836 least one of the operands to be a register.
2837 (movv2sf): Likewise. Renamed to movv2sf_i.
2838 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
2839 prepare_move_operands() before emitting SHmedia insns.
2840 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
2841 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
2842 Don't save nor initialize r12. Don't mis-align the stack.
2843 Pad the code with a nop.
2844 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
2846 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
2847 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
2848 [__SHMEDIA__]: Implement.
2849 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
2850 * config/sh/sh.md: Set latency of `pt' closer to reality.
2851 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
2852 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
2853 Set move, load and store type attributes.
2854 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
2855 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
2857 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
2858 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
2859 * config/sh/sh.c (sh_media_register_for_return): New function.
2860 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
2861 branch-target register.
2862 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
2863 * config/sh/sh.md (return_media_i): Use any call-clobbered
2864 branch-target register.
2865 (return_media): If r18 wasn't copied in the prologue, copy it
2867 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
2868 Clear class FP0_REGS.
2869 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
2871 2001-03-08 DJ Delorie <dj@redhat.com>
2872 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
2873 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2874 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
2875 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2876 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
2877 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
2878 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
2879 return value correctly for call_cookie.
2880 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2881 * config/sh/crt1.asm (start): Modified so as to call
2882 ___setup_argv_and_call_main.
2883 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
2884 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
2886 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
2887 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
2888 (STRIP_NAME_ENCODING): Use it.
2889 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
2890 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
2891 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
2892 prepare_scc_operands().
2893 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
2894 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
2895 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
2896 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
2897 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
2898 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
2899 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
2900 used in shcompact_incoming_args.
2901 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
2903 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
2905 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
2907 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2908 Simplify. Adjust. Add sanity check.
2909 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
2911 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
2913 (udivsi3, divsi3): Use them.
2914 (force_mode_for_call): New insn.
2915 (call, call_value, sibcall_value): Emit it before SHcompact
2917 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
2918 * config/sh/sh.md (call, call_value, sibcall): Make sure the
2919 call cookie is non-NULL before taking its value.
2920 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
2921 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
2922 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
2923 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
2925 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
2926 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
2927 temporary for stack adjusts. Use MACL and MACH to pass
2928 arguments to shcompact_incoming_args.
2929 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
2931 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
2932 (nested_trampoline): Load static chain address into r1.
2933 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
2934 2001-01-07 Alexandre Oliva <aoliva@redhat.com
2935 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
2936 fp_arith_reg_operand().
2937 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
2938 * config/sh/sh.md (casesi): Sign-extend the first two operands,
2939 and use signed compares for them.
2940 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
2941 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
2942 ones properly aligned.
2943 (find_barrier): Account for extra alignment needed for 8-byte wide
2945 (machine_dependent_reorg): Require a label for the second 4-byte
2946 constant after an 8-byte one.
2947 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
2949 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
2950 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
2951 last_float when switching float modes.
2952 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
2953 auto-increment for general-purpose registers.
2954 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
2956 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
2958 * config/sh/sh.c (sh_builtin_saveregs): Support using all
2959 registers for varargs.
2960 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
2961 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
2962 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
2963 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
2964 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
2965 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
2966 call_cookie accordingly.
2967 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
2968 (SHCOMPACT_BYREF): Likewise.
2969 (SHCOMPACT_FORCE_ON_STACK): New macro.
2970 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
2971 (sh_builtin_saveregs): Likewise.
2972 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
2973 shcompact_incoming_args): Use new shift values. Support
2974 sequences of consecutive and non-consecutive pushes/pops.
2975 * config/sh/sh.md (return): Don't explicitly use PR_REG.
2976 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
2977 * config/sh/sh.h (TEXT_SECTION): Define.
2978 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
2979 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
2980 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
2981 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
2982 return values on FPU-enabled SHmedia.
2983 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
2984 FPU-enabled SHmedia.
2985 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
2986 value is returned in a non-FP reg and is not returned by
2988 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
2990 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
2991 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
2992 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
2993 quad-aligned to be passed by callee-copy reference.
2994 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
2995 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
2996 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
2997 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
2998 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
2999 copying low-numbered FP regs to r7 and r8.
3000 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3001 FP regs to general-purpose regs only if the copy was passed on the
3003 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3004 copying FP reg to r9.
3005 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3006 copy FP regs to general-purpose regs only in outgoing calls.
3007 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3008 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3010 * config/sh/sh.h (struct sh_args): Document all fields.
3011 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3012 passed partially on the stack should not consider making
3014 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3015 stack_regs only for incoming calls. When passing FP args,
3016 make sure there are FP regs available before modifying
3018 (SHCOMPACT_BYREF): Pass double args in general-purpose
3019 registers by reference.
3020 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3021 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3022 attempt to generate sibcalls if the caller got any arguments
3024 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3025 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3026 to 8-byte boundaries.
3027 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3028 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3029 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3030 stored in the stack.
3031 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3032 for the offsets to have the ISA bit set.
3033 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3034 invocation. Use beq instead of bgt to mark end of sequence of
3036 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3037 bgt to mark end of sequence of stores.
3038 * config/sh/sh.c (arith_operand): Don't check whether
3039 CONST_OK_FOR_J for now.
3040 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3041 instead of long for conversion.
3042 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3043 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3044 before passing it to fprintf.
3045 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3046 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3047 Call set_fpscr before reading/writing SR.
3048 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3050 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3052 (FMOVD_WORKS): Define on SH5 with FPU.
3053 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3055 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3057 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3058 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3060 (ia_main_table): Ditto.
3061 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3062 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3063 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3064 the definitions from sh.h.
3065 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3067 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3068 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3069 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3070 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3071 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3072 Increment LABEL_NUSES.
3074 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3076 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3078 * config/sh/elf.h (SIZE_TYPE): Likewise.
3079 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3080 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3081 shcompact_incoming_args): Load switch table addresses using
3083 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3084 (NO_BUILTIN_SIZE_TYPE): Define.
3085 (SIZE_TYPE): Don't define.
3086 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3087 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3088 definition of __SH5__=32 for -m5-compact-nofpu.
3089 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3091 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3092 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3093 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3094 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3095 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3096 (INSN_LENGTH_ALIGNMENT): Likewise.
3097 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3098 * config/sh/sh.md (call, call_value, sibcall): Simplify
3099 copying of non-branch-target register.
3100 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3101 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3102 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3103 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3104 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3105 floating-point values as structs.
3106 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3107 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3108 general-purpose register.
3109 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3110 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3111 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3112 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3113 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3114 (ENCODE_SECTION_INFO): Enclose variables and constants in
3116 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3117 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3118 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3119 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3120 only for LABEL_REFs. For SYMBOL_REFs, prepend
3121 SH_DATALABEL_ENCODING to the symbol name.
3122 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3124 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3125 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3127 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3128 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3129 (DATALABEL_REF_P): Don't require CONST.
3130 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3132 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3133 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3135 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3136 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3137 Use shallow_copy_rtx and PUT_MODE to change the mode of
3138 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3139 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3140 on SHmedia using GENERAL_REGs.
3141 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3142 bltu_media_i): Fix reversion of conditions.
3143 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3144 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3145 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3146 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3147 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3148 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3149 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3150 (GCC_nested_trampoline): Likewise.
3151 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3152 * config/sh/sh.c (gen_datalabel_ref): Define.
3153 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3154 (INITIALIZE_TRAMPOLINE): Likewise.
3155 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3156 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3157 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3158 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3159 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3160 (ic_invalidate): Adjust for SH5.
3161 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3162 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3164 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3165 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3166 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3167 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3168 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3169 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3170 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3171 * config/sh/sh.c (target_reg_operand): Match only target-branch
3172 registers and pseudos that aren't virtual registers.
3173 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3174 Copy operands that don't match target_reg_operand to pseudos.
3175 (call_media, call_value_media, sibcall_media): Use
3176 target_reg_operand instead of target_operand.
3177 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3178 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3179 * config/sh/sh.c (target_reg_operand): Match hardware registers
3180 other than branch-target registers.
3181 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3182 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3183 (fpscr_values) [SH5 == 32]: Define.
3184 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3185 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3186 Handle function addresses coming in SUBREGs.
3187 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3188 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3189 shcompact_return_trampoline): Use datalabel where appropriate.
3190 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3191 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3192 general-purpose register to copy one branch-target register to
3194 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3195 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3196 SYMBOL_REFs with VOIDmode.
3197 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3198 bltu_media_i): New insns.
3199 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3200 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3201 (INIT_CUMULATIVE_ARGS): Likewise.
3202 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3203 * machmode.def (V16SFmode): New mode.
3204 * c-common.c (type_for_mode): Support V2SF and V16SF.
3205 * tree.c (build_common_tree_nodes_2): Likewise.
3206 * tree.h (tree_index): Likewise.
3207 * calls.c (emit_call_1): Take args_so_far. Adjust all
3208 callers. Introduce CALL_POPS_ARGS.
3209 * tm.texi (CALL_POPS_ARGS): Document.
3210 * config/sh/crt1.asm: Implement in SHmedia mode.
3211 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3212 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3213 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3214 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3215 Implement divsi and udivsi in SHmedia mode. Introduce
3216 SHcompact trampolines.
3217 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3219 (regno_reg_class): Rewrite.
3220 (fp_reg_names): Remove.
3221 (sh_register_names, sh_additional_register_names): New.
3222 (print_operand): Added `u'. Support SUBREGs in addresses.
3223 Add parentheses around shifted CONSTs.
3224 (output_file_start): Output .mode and .abi directives.
3225 (shiftcosts, addsubcosts, multcosts): Adjust.
3226 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3227 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3228 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3229 bytes, not registers. Take into account the need for the
3230 SHcompact incoming args trampoline. Adjust all callers.
3231 (sh_expand_prologue): Take stack_regs into account. Call
3232 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3233 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3234 stack aligned as per SH5 ABI.
3235 (sh_builtin_saveregs): Support SH5 ABI.
3236 (sh_build_va_list, sh_va_start): Likewise.
3237 (initial_elimination_offset): Take alignment into account.
3238 Compute location of PR according to the SH5 stack frame.
3239 (arith_reg_operand): Reject branch-target registers.
3240 (shmedia_6bit_operand): New.
3241 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3242 (target_reg_operand): Match DImode only. Accept SUBREGs.
3243 (target_operand): New.
3244 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
3245 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
3246 SIBCALL_REGS for SHmedia.
3247 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
3248 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
3249 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
3250 (TARGET_SWITCHES): New SH5 flags.
3251 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
3252 VALID_REGISTER_P to disable unsupported registers.
3253 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
3254 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
3255 (FUNCTION_ARG_PADDING): Define.
3256 (FASTEST_ALIGNMENT): Adjust.
3257 (SH_REGISTER_NAMES_INITIALIZER): New.
3258 (sh_register_names): Declare.
3259 (DEBUG_REGISTER_NAMES): Define.
3260 (REGISTER_NAMES): Define based on sh_register_names.
3261 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
3262 (sh_additional_register_names): Declare.
3263 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
3264 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
3265 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
3266 (REGISTER_NATURAL_MODE): Define.
3267 (FIRST_PSEUDO_REGISTER): Adjust.
3268 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
3269 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
3270 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
3271 (VECTOR_MODE_SUPPORTED_P): Define.
3272 (REG_CLASS_CONTENTS): Adjust.
3273 (SMALL_REGISTER_CLASSES): Adjust.
3274 (REG_ALLOC_ORDER): Adjust.
3275 (INDEX_REG_CLASS): Adjust.
3276 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
3277 (CONST_OK_FOR_LETTER_P): Adjust.
3278 (PREFERRED_RELOAD_CLASS): Adjust.
3279 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
3280 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
3281 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
3282 (FIRST_FP_PARM_REG): Adjust.
3283 (CALL_POPS_ARGS): Define.
3284 (FUNCTION_ARG_REGNO_P): Adjust.
3285 (struct sh_args): New fields.
3286 (GET_SH_ARG_CLASS): Adjust.
3287 (INIT_CUMULATIVE_ARGS): Adjust.
3288 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
3289 (FUNCTION_ARG_ADVANCE): Adjust.
3290 (FUNCTION_ARG): Adjust.
3291 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
3292 (FUNCTION_ARG_CALLEE_COPIES): Define.
3293 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
3294 (STRICT_ARGUMENT_NAMING): Define.
3295 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
3296 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
3297 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
3298 (SETUP_INCOMING_VARARGS): Adjust.
3299 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
3300 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
3301 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
3302 (SUBREG_OK_FOR_INDEX_P): Adjust.
3303 (EXTRA_CONSTRAINT_S): Update.
3304 (EXTRA_CONSTRAINT_T): New.
3305 (EXTRA_CONSTRAINT): Adjust.
3306 (GO_IF_LEGITIMATE_INDEX): Adjust.
3307 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
3308 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
3310 (MAX_MOVE_MAX): Define.
3312 (CONST_COSTS): Adjust.
3313 (REGISTER_MOVE_COST): Adjust.
3314 (BRANCH_COST): Adjust.
3315 (TEXT_SECTION_ASM_OP): Adjust.
3316 (DBX_REGISTER_NUMBER): Adjust.
3317 (ASM_OUTPUT_DOUBLE_INT): New.
3318 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3319 (PREDICATE_CODES): Adjust.
3320 (PROMOTE_MODE): Adjust.
3321 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
3322 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
3323 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
3324 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
3325 (DR0_REG, DR2_REG, DR4_REG): Renumber.
3326 (TR0_REG, TR1_REG, TR2_REG): New.
3327 (XD0_REG): Renumber.
3328 (UNSPEC_COMPACT_ARGS): New.
3329 (type): Added pt and ptabs.
3330 (length): Default to 4 on SHmedia. Default pt length to 12
3331 and 20 on SHmedia32 and SHmedia64, respectively.
3332 (pt): New function unit.
3333 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
3334 Add whitespace between operands of SHmedia instructions.
3336 (adddi3_media, addsi3_media): Adjust constraints.
3337 (subsi3) [SHmedia]: Force operand 1 into a register.
3338 (udivsi3_i1_media, udivsi3_i4_media): New.
3339 (udivsi3): Support SHmedia.
3340 (divsi3_i1_media, divsi3_i4_media): New.
3341 (divsi3): Support SHmedia.
3342 (anddi3, iordi3, xordi3): Adjust constraints.
3343 (zero_extendhidi2, zero_extendqidi2): New.
3344 (extendsidi2, extendhidi2, extendqidi2): New.
3345 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
3346 (pop_e, pop_fpul, pop_4): Likewise.
3347 (movsi_media): Support FP and BT registers.
3348 (movsi_media_nofpu): New. Adjust splits to DImode.
3349 (lduw, ldub): Renamed to zero_extend* above.
3350 (movqi_media): Fix typo.
3351 (movdi_media): Support FP and BT registers.
3352 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
3353 (movdi_const_32bit): New.
3354 (shori_media): Require immediate operand. Use `u' for output.
3355 (movdf_media, movsf_media): Simplified.
3356 (movdf_media_nofpu, movsf_media_nofpu): New.
3357 (movdf, movsf): Adjust
3358 (movv2sf, movv2sf, movv16sf): New.
3359 (beq_media, beq_media_i): Adjust constraints. Don't use
3360 scratch BT register.
3361 (bne_media, bne_media_i): Likewise.
3362 (bgt_media, bgt_media_i): Likewise.
3363 (bge_media, bge_media_i): Likewise.
3364 (bgtu_media, bgtu_media_i): Likewise.
3365 (bgeu_media, bgeu_media_i): Likewise.
3366 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
3367 bunordered): Emit jump insn. Force operands to registers when
3369 (jump_media, jump): Simplify.
3370 (call_compact, call_compact_rettramp): New.
3371 (call_value_compact, call_value_compact_rettramp): New.
3372 (call_media, call_value_media): Simplify.
3373 (sibcall_compact, sibcall_media): New.
3374 (call, call_value): Adjust for SHmedia and SHcompact.
3375 (sibcall, sibcall_value, untyped_call): Likewise.
3376 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
3377 (indirect_jump): Adjust for SHmedia.
3378 (casesi_jump_media): New.
3379 (nop): Re-enable for SHmedia.
3380 (call_site): Restrict to SH1.
3381 (casesi): Adjust for SHmedia.
3382 (casesi_shift_media, casesi_load_media): New.
3383 (return): Explicitly use PR register. Call return trampoline
3385 (return_i): Explicitly use PR register.
3386 (shcompact_return_tramp, shcompact_return_tramp_i): New.
3387 (return_media): Adjust.
3388 (shcompact_incoming_args): New.
3390 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3391 (movstrsi): Disable on SH5.
3392 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
3393 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
3394 (subsf3, subsf3_media): Likewise.
3395 (mulsf3, mulsf3_media, mac_media): Likewise.
3396 (divsf3, divsf3_media): Likewise.
3397 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
3398 (floatsisf2, fux_truncsfsi2): Likewise.
3399 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
3401 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
3402 (cmpunsf_media, cmpsf): Likewise.
3403 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
3404 (abssf2, abssf2_media): Likewise.
3405 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
3406 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
3407 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
3408 (floatsidf2, fix_truncdfsi2): Likewise.
3409 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
3411 (cmpeqdf_media, cmpgtdf_media): Likewise.
3412 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
3413 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
3414 (absdf2, absdf2_media): Likewise.
3415 (extendsfdf2, extendsfdf2_media): Likewise.
3416 (truncsfdf2, truncsfdf2_media): Likewise.
3417 * config/sh/sh64.h: New file.
3418 * config/sh/t-sh64: New file.
3419 * config/sh/shmedia.h: New file.
3420 * config/sh/ushmedia.h: New file.
3421 * config/sh/sshmedia.h: New file.
3422 * configure.in: Added sh64-*-elf.
3423 * configure: Rebuilt.
3424 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
3425 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
3426 (reg_class_from_letter): Use `b' for TARGET_REGS.
3427 (print_operand): Support `%M', `%m', `AND' and
3428 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
3429 (andcosts): Adjust for SHmedia.
3430 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
3432 (target_reg_operand): New function.
3433 * config/sh/sh-protos.h (target_reg_operand): Declare.
3434 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
3435 FP registers on SH5.
3436 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
3438 (TARGET_REGISTER_P): New macro.
3439 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
3440 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
3441 (EXTRA_CONSTRAINT_S): New macro.
3442 (EXTRA_CONSTRAINT): Adjust.
3443 (FLOAT_TYPE_SIZE): Define to 32.
3444 (Pmode): DImode on SHmedia.
3445 (CONST_COSTS): Adjust for SHmedia literals.
3446 (PREDICATE_CODES): Added target_reg_operand.
3447 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
3448 * config/sh/sh.md: Remove all attrs from SHmedia insns.
3449 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
3450 (cmpdi): Accept SHmedia.
3451 (movdicc_false, movdicc_true): New insns.
3452 (movdicc): New expand.
3453 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
3455 (addsi3_media): Match `S' constraint.
3456 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
3457 (negdi2): Expand for SHmedia.
3458 (one_cmpldi2): New expand.
3459 (zero_extendsidi2): Change from expand to insn.
3460 (extendsidi2): Add constraints.
3461 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
3462 LD/ST address. Fix SI immediate loading split.
3463 (movhi_media, movqi_media, lduw, ldub): New insns.
3464 (movhi, movqi): Accept SHmedia.
3465 (shori_media, movdi_media): Relax input constraints. Split
3467 (movdf_media, movsf_media): New insn. New split to movdi.
3468 (movdf, movsf): Match on SHmedia.
3469 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
3470 bgeu_media): New insns and splits. New insns with `_i' suffix.
3471 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
3472 (bunordered): New expand.
3473 (jump_compact): Renamed from `jump'.
3474 (jump_media): New insn.
3476 (call_media, call_value_media): New insns.
3477 (call, call_value): Adjust.
3478 (indirect_jump_compact): Renamed from `indirect_jump'.
3479 (indirect_jump_media): New insn.
3480 (indirect_jump): New expand.
3481 (untyped_call, return): Accept SHmedia.
3482 (return_media): New insn.
3483 (prologue, epilogue, blockage): Accept SHmedia.
3484 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3485 (sunordered): New expand.
3486 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
3487 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
3488 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
3489 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
3490 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
3491 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
3492 abssf2_media): New insns.
3493 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
3494 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
3495 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
3496 floatdidf2, floatsidf2_media, fix_truncdfdi2,
3497 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
3498 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
3499 absdf2_media): New insns.
3500 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
3501 (extendsfdf2_media, truncdfsf2_media): New insns.
3502 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
3503 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
3504 * config/sh/sh.h (CONST_OK_FOR_J): Document.
3505 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
3506 * config/sh/sh.md (adddi3): New expand.
3507 (adddi3_media, adddi3z_media): New insns.
3508 (adddi3_compact): Renamed from adddi3.
3509 (addsi3_media): Use add.l r63 to add constant zero.
3510 (subdi3): New expand.
3511 (subdi3_media): New insn.
3512 (subdi3_compact): Renamed from subdi3.
3513 (mulsidi3): New expand.
3514 (mulsidi3_media): New insn.
3515 (mulsidi3_compact): Renamed from mulsidi3.
3516 (umulsidi3): New expand.
3517 (umulsidi3_media): New insn.
3518 (umulsidi3_compact): Renamed from umulsidi3.
3519 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
3520 (ashlsi3, ashrsi3, lshrsi3): Use them.
3521 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
3522 (ashldi3, ashrdi3, lshrdi3): Use them.
3523 (zero_extendsidi2): New expand.
3524 (extendsidi2): New insn.
3525 (movsi_media): New insn. Split to movdi to load constants.
3526 (movsi): Enable for shmedia.
3527 (movdi_media): New insn. Use shori_media to load wide constants.
3528 (short_media): New insn.
3529 (movdi): Enable for shmedia.
3530 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
3531 * config/sh/sh.h (CPP_SPEC): Added `m5'.
3532 (SUBTARGET_CPP_SPEC): Added `!m5'.
3533 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
3534 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
3535 to all other SH variants.
3536 (TARGET_DEFAULT): Set to SH1_BIT.
3537 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
3538 (BITS_PER_WORD): Raise to 64 on shmedia.
3539 (MAX_BITS_PER_WORD): Change to 64.
3540 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
3541 (INT_TYPE_SIZE): Keep as 32.
3542 (UNITS_PER_WORD): Raise to 8 on shmedia.
3543 (MIN_UNITS_PER_WORD): Keep as 4.
3544 (POINTER_SIZE): Raise to 64 on shmedia.
3545 (CONST_OK_FOR_J): New macro.
3546 (CONST_OK_FOR_LETTER_P): Use it.
3547 (processor_type): Add PROCESSOR_SH5.
3548 * config/sh/sh.md: Conditionalize all expands, insns and
3549 splits to TARGET_SH1.
3551 (addsi3_compact): Renamed from...
3552 (addsi3): Now an expand.
3553 (addsi3_media, subsi3_media): New insns.
3554 (subsi3): Don't negate constants with SHmedia.
3556 * hooks.c: New file.
3557 * hooks.h: New file.
3558 * Makefile.in (HOOKS_H): New.
3559 (TARGET_DEF_H): Added $(HOOKS_H).
3560 (OBJS): Added hooks.o.
3561 (cfgcleanup.o, bb-reorder.o): Added target.h.
3562 (hooks.o): Added dependencies.
3563 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
3564 (TARGET_INITIALIZER): this.
3565 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
3566 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
3567 * bb-reorder.c: Include target.h.
3568 (reorder_basic_blocks): Skip if cannot modify jumps.
3569 * cfgcleanup.c: Include target.h.
3570 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
3572 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3574 * config/mips/mips.md (casesi_internal, casesi_internal_di):
3575 Protect jump delay slot instructions with .set noreorder and
3578 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3580 * config/mips/mips.md (casesi_internal_di): Calculate
3581 the index into the target offset table correctly.
3583 2002-02-08 Richard Henderson <rth@redhat.com>
3585 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
3586 * final.c (output_addr_const): Accept and discard SUBREG.
3587 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
3588 mark them unknown instead.
3589 (simplify_subtraction): Handle RTX_UNKNOWN.
3590 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
3592 2002-02-08 David Edelsohn <edelsohn@gnu.org>
3594 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
3596 2002-02-08 Richard Henderson <rth@redhat.com>
3598 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
3600 2002-02-08 Andreas Jaeger <aj@suse.de>
3602 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
3603 * config/i386/t-linux64: New file.
3605 2002-02-08 Jakub Jelinek <jakub@redhat.com>
3607 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
3608 * c-parse.in (compstmt): Clear last_expr_type.
3610 2002-02-07 Richard Henderson <rth@redhat.com>
3612 * loop.c (strength_reduce): Sink final_value when not
3615 2002-02-07 David O'Brien <obrien@FreeBSD.org>
3617 * config/sparc/freebsd.h: Fix mismatched spec {.
3619 2002-02-07 Richard Henderson <rth@redhat.com>
3621 * cfgrtl.c: Include recog.h and insn-config.h.
3622 (keep_with_call_p): Fix general_operand invocation.
3623 * Makefile.in (cfgrtl.o): Update dependencies.
3625 2002-02-07 Kazu Hirata <kazu@hxi.com>
3627 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
3628 comment. Accept HImode only if TARGET_H8300.
3630 2002-02-07 Eric Christopher <echristo@redhat.com>
3632 * config/mips/crtn.asm: Cleanup #ifdefs.
3634 2002-02-07 Eric Christopher <echristo@redhat.com>
3636 * config/mips/crti.asm: Add changes for mips16. mips16 uses
3637 register 7 as RA instead of $31.
3638 * config/mips/crtn.asm: Ditto.
3639 * config/mips/mips.c (mips_move_2words): Add case for
3640 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
3641 (compute_frame_size): Fix typo.
3642 (save_restore_insns): Ditto. Make documentation about using
3643 register $7 as return register more precise.
3644 (mips_expand_epilogue): Fix comment. Add code to work around not
3645 being able to add to the stack pointer directly.
3646 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
3647 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
3650 2002-02-07 Tom Rix <trix@redhat.com>
3652 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
3653 immediates in ldu and stdu DS opcode field.
3654 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
3655 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
3656 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
3658 2002-02-07 Jeff Sturm <jsturm@one-point.com>
3660 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
3661 offset for stack bias.
3663 2002-02-07 H.J. Lu <hjl@gnu.org>
3665 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
3667 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
3669 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
3671 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
3673 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
3674 * i386.c (x86_order_regs_for_local_alloc): New global function.
3675 * i386.h (REG_ALLOC_ORDER): CLeanup.
3676 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
3678 2002-02-07 Richard Henderson <rth@redhat.com>
3680 PR optimization/2463
3681 * alias.c (find_base_value): Recall base values for fixed hard regs.
3682 * loop.c (loop_regs_update): Don't use single_set on non-insns.
3684 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
3686 * config/mips/mips.md (define_delay) [mips16]: Adjust required
3689 2002-02-06 Richard Henderson <rth@redhat.com>
3692 * stmt.c (resolve_operand_name_1): Take more care with mixed
3693 named and unnamed operands.
3695 2002-02-06 Janis Johnson <janis187@us.ibm.com>
3696 Jan Hubicka <jh@suse.cz>
3698 * loop.c (remove_constant_addition): Avoid clobbering a shared
3701 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
3703 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
3704 * config/s390/t-linux64: New file.
3705 * config/s390/libgcc-glibc.ver: New file.
3707 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
3709 * config/s390/linux64.h: Delete file.
3710 * config/s390/s390x.h: New file.
3711 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
3712 as target header file.
3713 * config/s390/linux.h (TARGET_VERSION): Define depending on
3714 DEFAULT_TARGET_64BIT.
3715 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
3716 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
3717 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
3718 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
3719 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
3720 (EXTRA_SPEC): New define.
3721 * config/s390/s390.h (TARGET_VERSION): Define depending on
3722 DEFAULT_TARGET_64BIT.
3723 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
3725 2002-02-06 Jason Merrill <jason@redhat.com>
3727 * c-decl.c (finish_function): Warn about a non-void function with
3728 no return statement and no abnormal exit.
3729 (current_function_returns_abnormally): New variable.
3730 (start_function): Clear it.
3731 (struct c_language_function): Add returns_abnormally.
3732 (push_c_function_context): Save it.
3733 (pop_c_function_context): Restore it.
3734 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
3735 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
3736 an explicit return type.
3737 * c-tree.h: Declare current_function_returns_abnormally.
3738 (C_FUNCTION_IMPLICIT_INT): New macro.
3739 * c-typeck.c (build_function_call): Set it.
3740 (c_expand_return): Set current_function_returns_value even if the
3743 2002-02-06 Jakub Jelinek <jakub@redhat.com>
3746 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
3747 unsafe for reevaluation.
3749 2002-02-06 Jakub Jelinek <jakub@redhat.com>
3752 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
3753 EXPR_STMT, but COMPOUND_STMT, recurse into it.
3755 2002-02-06 Richard Henderson <rth@redhat.com>
3757 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
3758 be a general_operand. Dest for function value must be a pseudo.
3760 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
3762 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
3763 as SYMBOL_REFs from the constant pool.
3765 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
3767 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
3768 passed by invisible reference.
3770 2002-02-05 Richard Henderson <rth@redhat.com>
3772 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
3774 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
3776 Implement using "base addresses" in insn operands as default.
3777 * config/mmix/mmix.c (mmix_conditional_register_usage): if
3778 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
3779 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
3780 used to read the rtx value.
3781 (mmix_target_asm_function_epilogue): Fix spacing.
3782 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
3783 (mmix_legitimate_address): Ditto.
3784 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
3785 should be loaded with a GETA insn. Don't allocate needless extra
3786 char for nul termination and fix misleading comment.
3787 (mmix_print_operand_address): Handle constants if
3788 TARGET_BASE_ADDRESSES.
3789 (mmix_output_register_setting): Use base addressing if
3790 TARGET_BASE_ADDRESSES and the number of insns is 3.
3791 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
3792 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
3793 to use R as constraint, add LDA to match s.
3794 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
3795 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
3796 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
3797 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
3798 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
3799 order with other fixed registers.
3800 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
3801 other parameter/call-clobbered registers.
3802 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
3803 -mbase-addresses, -mno-base-addresses.
3804 (MMIX Options): Ditto.
3806 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3808 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
3810 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
3812 * config/rs6000/altivec.h: Change elem to _S_elem.
3814 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
3816 * config/netbsd.h (WCHAR_TYPE): Define.
3817 (WCHAR_TYPE_SIZE): Ditto.
3819 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
3820 (WCHAR_UNSIGNED): Ditto.
3821 (WCHAR_TYPE_SIZE): Ditto.
3823 * config/arm/netbsd.h: Likewise.
3824 * config/i386/netbsd-elf.h: Likewise.
3825 * config/i386/netbsd.h: Likewise.
3826 * config/m68k/netbsd-elf.h: Likewise.
3827 * config/m68k/netbsd.h: Likewise.
3828 * config/ns32k/netbsd.h: Likewise.
3829 * config/sparc/netbsd.h: Likewise.
3830 * config/vax/netbsd.: Likewise.
3832 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3834 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
3835 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
3836 (TARGET_INITIALIZER): this.
3837 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
3838 (BITFIELD_NBYTES_LIMITED): Markup fix.
3839 * tree.h (default_ms_bitfield_layout_p): Declare.
3840 (record_layout_info): Added prev_field.
3841 * tree.c (default_ms_bitfield_layout_p): New fn.
3842 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
3843 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
3844 * stor-layout.c: Include target.h.
3845 (start_record_layout): Initialize prev_field.
3846 (place_field): Handle MS bit-field layout, and disregard
3847 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
3848 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
3849 * Makefile.in (stor-layout.o): Adjust dependencies.
3851 2002-02-05 Jason Merrill <jason@redhat.com>
3853 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
3855 2002-02-05 Andreas Jaeger <aj@suse.de>
3857 * crtstuff.c: Fix comments.
3859 2002-02-05 Richard Henderson <rth@redhat.com>
3862 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
3863 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
3866 * config/mips/mips.c (function_arg): Handle TImode.
3867 (function_arg_advance): Likewise.
3869 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
3871 * config/rs6000/altivec.h (vec_step_help): Rename to
3874 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
3876 * config/rs6000/altivec.h: Fix typos.
3878 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
3880 * config/arm/netbsd.h: Correct a comment.
3882 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
3884 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
3885 building void typed builtins.
3887 * config/rs6000/altivec.h (vec_ld*): Fix typos.
3888 (vec_step): Implement for C++.
3890 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3892 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
3894 2002-02-04 Richard Henderson <rth@redhat.com>
3896 * combine.c (nonzero_bits): Re-introduce special case for
3897 sp/fp/ap wrt REGNO_POINTER_ALIGN.
3899 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
3901 * doc/extend.texi: Warn about unsupported usage of altivec
3904 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
3905 (altivec_predicate_*): New.
3907 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
3908 Add C++ version of vec_*() functions.
3910 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
3911 (bdesc_2arg): Remove altivec predicates.
3912 (altivec_expand_builtin): Handle predicates.
3913 (altivec_init_builtins): Handle predicates.
3914 (altivec_expand_predicate_builtin): New.
3916 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3918 * pa.c (DO_FRAME_NOTES): Move forward.
3919 (store_reg): Revise handling of frame notes.
3920 (load_reg): Likewise.
3921 (set_reg_plus_d): Likewise.
3922 (hppa_expand_prologue): Likewise.
3923 (hppa_expand_epilogue): Likewise.
3925 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3927 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
3929 2002-02-04 Jakub Jelinek <jakub@redhat.com>
3931 PR c/4475, c++/3780:
3932 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
3933 * c-common.h (SWITCH_TYPE): Define.
3934 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
3935 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
3936 Rename spareness variable to sparseness.
3937 (expand_end_case_type): Renamed from expand_end_case, use orig_type
3938 if non-NULL instead of TREE_TYPE (orig_index).
3939 * tree.h (expand_end_case_type): Renamed from expand_end_case.
3940 (expand_end_case): Define using expand_end_case_type.
3941 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
3942 to expand_end_case_type.
3943 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
3945 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3947 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
3948 (BIGGEST_ALIGNMENT): Change to 128.
3950 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3952 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
3954 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3956 * pa.md (call_internal_reg_64bit): Remove unused variable.
3958 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
3960 * config/arm/arm.h (machine_function): Add uses_anonymous_args
3962 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
3963 * config/arm/arm.c (current_function_anonymous_args): Delete,
3964 replace uses with cfun->machine->uses_anonymous_args.
3965 (arm_reorg): Do not reset uses_anonymous_args.
3967 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
3968 any geenral register.
3970 2001-02-04 Bernd Schmidt <bernds@redhat.com>
3972 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
3975 2002-02-04 Richard Henderson <rth@redhat.com>
3977 * combine.c (force_to_mode): Remove STACK_BIAS code.
3978 (nonzero_bits): Likewise. Replace sp/fp special case with
3979 REGNO_POINTER_ALIGN.
3981 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
3982 (HARD_FRAME_POINTER_REGNUM): New.
3983 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
3984 (FIXED_REGS, CALL_USED_REGS): Update.
3985 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
3986 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
3987 (HARD_REGNO_NREGS): Update for SFP.
3988 (STACK_POINTER_OFFSET): Include bias here ...
3989 (FIRST_PARM_OFFSET): ... not here.
3990 (STACK_BIAS): Remove.
3991 (INIT_EXPANDERS): New.
3992 (STARTING_FRAME_OFFSET): Do not include bias.
3993 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
3994 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
3995 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
3996 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
3997 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
3998 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
3999 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4000 (MUST_SAVE_REGISTER): Likewise.
4001 (sparc_flat_function_prologue): Likewise.
4002 (sparc_flat_function_epilogue): Likewise.
4003 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4004 (sparc_init_modes): SFP is GENERAL_REGS.
4005 (sparc_builtin_saveregs): SFP does not have bias applied.
4007 2002-02-04 Richard Henderson <rth@redhat.com>
4009 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4010 current_function_is_thunk.
4011 (alpha_sa_mask): Distinguish between current_function_is_thunk
4012 called from ASM_OUTPUT_MI_THUNK and not.
4013 (alpha_does_function_need_gp): Thunks always need gp.
4014 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4015 (alpha_output_mi_thunk_osf): New.
4016 * config/alpha/alpha-protos.h: Update.
4017 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4019 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4021 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4022 function types, not when they're taken away.
4024 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4026 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4027 CODE_LABEL and jump table when replacing a table jump with a
4030 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4032 * config/s390/s390-protos.h (legitimize_la_operand,
4033 s390_secondary_input_reload_class, s390_plus_operand,
4034 s390_expand_plus_operand): Add prototypes.
4036 config/s390/s390.c (s390_secondary_input_reload_class,
4037 s390_plus_operand, s390_expand_plus_operand): New functions.
4039 (struct s390_address): New member 'pointer'.
4040 (s390_decompose_address): Compute it.
4041 (legitimate_la_operand_p): Use it.
4042 (legitimize_la_operand): New function.
4043 (movti, movdi, movdf splitters): Call it.
4045 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4046 (PREDICATE_CODES): Add s390_plus_operand.
4048 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4049 (la_ccclobber): Allow GENERAL_REGS as output operand.
4051 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4052 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4053 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4055 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4057 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4058 register names for regular asm () construct.
4060 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4062 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4065 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4067 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4070 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4072 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4073 constant pool to be identical by string address and index.
4075 2002-02-04 Anthony Green <green@redhat.com>
4077 * output.h (SECTION_OVERRIDE): Define.
4078 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4080 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4082 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4083 by existing arm*-*-netbsd* (a.out) target.
4084 (ns32k-*-netbsdelf*): Likewise.
4085 (sparc-*-netbsdelf*): Likewise.
4086 (vax-*-netbsdelf*): Likewise.
4088 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4090 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4091 headers and libobjc headers.
4093 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4095 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4096 (_mingw.h): Remove duplicate include.
4098 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4100 * config.gcc: Set cpu_type to m68k for 68010, as well.
4101 (m68010-*-netbsdelf*): New...
4102 (m68k*-*-netbsdelf*): ...targets.
4103 * config/m68k/netbsd-elf.h: New file.
4105 2002-02-02 Kazu Hirata <kazu@hxi.com>
4107 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4109 2002-02-02 Kazu Hirata <kazu@hxi.com>
4111 * config/h8300/h8300.c (h8_push_ops): Move inside
4113 (h8_pop_ops): Likewise.
4114 (h8_move_ops): Likewise.
4116 2002-02-02 Kazu Hirata <kazu@hxi.com>
4118 * config/h8300/h8300.c (os_task): Make it static.
4119 (monitor): Likewise.
4120 (pragma_saveall): Likewise.
4122 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4124 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4125 constant is a valid sign-extension for Pmode.
4127 2002-02-02 Kazu Hirata <kazu@hxi.com>
4129 * config/h8300/h8300.c: Fix formatting.
4131 2002-02-02 Kazu Hirata <kazu@hxi.com>
4133 * config/h8300/h8300.md: Fix formatting.
4135 2002-02-02 Kazu Hirata <kazu@hxi.com>
4137 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4138 predicates of operands[1]. Split the patterns for each
4141 2002-02-02 Kazu Hirata <kazu@hxi.com>
4143 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4144 of operands[1] to register_operand.
4146 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4148 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4149 * cpphash.c (_cpp_init_hashtable): Similarly.
4150 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4151 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4152 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4153 (cpp_handle_option): Handle the new options.
4154 * cpplex.c (cpp_interpret_charconst): Use new flag.
4155 * cpplib.h (struct cpp_options): New member signed_char.
4156 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4157 (cpp_options): Handle -fsigned-char and -funsigned-char.
4158 (static_specs): Remove signed_char_spec.
4159 (do_spec1): Don't handle %c.
4160 * system.h: Poison SIGNED_CHAR_SPEC.
4161 * tradcif.y (yylex): Use flag_signed_char.
4162 * tradcpp.h (flag_signed_char): New.
4163 * tradcpp.c (flag_signed_char): New.
4164 (main): Handle new command-line options.
4165 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4167 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4168 * avr/avr.h: Remove old comments.
4169 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4170 (CC1_SPEC): Pass -fsigned-char if -mic*.
4171 (SIGNED_CHAR_SPEC): Remove.
4173 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4175 2002-02-01 Eric Christopher <echristo@redhat.com>
4177 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4178 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4179 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4180 (ASM_OUTPUT_REG_POP): Ditto.
4182 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4184 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4187 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4189 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4191 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4194 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4197 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4199 * cfganal.c: Include tm_p.h.
4200 (keep_with_call_p): Fix the test that determines if a register holds
4201 the return value of a call.
4203 2002-02-01 DJ Delorie <dj@redhat.com>
4205 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4206 we are given conflicting registers, switch to the other one we
4207 had allocated for us.
4208 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4209 as TImode so we know when the "other" register is available.
4211 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4213 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4216 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4218 * cfganal.c (keep_with_call_p): New function.
4219 (flow_call_edges_add): Prevent splitting a block between a call and
4220 a single-set instruction that should be kept in the same block.
4222 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4224 * doc/install.texi (avr): Update outdated URL.
4226 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4228 * config/stormy16/stormy16.md (pushqi): New.
4232 (movhi): Remove stack operands.
4234 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4235 nonimmediate_nonstack_operand.
4236 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4238 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4241 2002-01-31 Jason Merrill <jason@redhat.com>
4243 * Makefile.in (c-parse.c): Handle .output file.
4244 * objc/Make-lang.in (objc-parse.c): Likewise.
4246 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
4248 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
4249 the -me[lb] option is given. Don't output the default flag
4252 2002-01-31 Zack Weinberg <zack@codesourcery.com>
4254 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
4255 the primary source file; this has not been done yet.
4256 * c-decl.c (c_expand_body): Reset input_filename from
4257 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
4259 2002-01-31 Kazu Hirata <kazu@hxi.com>
4261 * rtlanal.c (subreg_regno_offset): Do not use
4262 SUBREG_REGNO_OFFSET.
4263 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
4264 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
4266 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4268 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
4269 version rather than GNATS version in --version output.
4271 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
4273 * ifcvt.c (noce_process_if_block): Make a copy of the destination
4274 when copying back from a temporary.
4276 2002-01-30 Richard Henderson <rth@redhat.com>
4278 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
4279 and new_dest are the same.
4281 2002-01-30 Richard Henderson <rth@redhat.com>
4284 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
4285 * rtl.c (note_insn_name): Update.
4286 * emit-rtl.c (remove_unnecessary_notes): Kill it.
4287 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
4288 to perform loop rotation.
4289 (expand_exit_loop_top_cond): New.
4290 * tree.h (expand_exit_loop_top_cond): Declare it.
4291 * c-semantics.c (genrtl_while_stmt): Use it.
4292 (genrtl_for_stmt): Likewise.
4294 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
4296 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
4297 arguments to 64-bit boundaries on 64-bit ABIs.
4299 2002-01-30 Steve Ellcey <sje@cup.hp.com>
4301 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
4303 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4305 * c-decl.c (grokdeclarator): Handle type being a typedef for an
4308 2002-01-30 David O'Brien <obrien@FreeBSD.org>
4310 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
4311 * config/sparc/sparc_bi.h: Remove file.
4312 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
4314 2002-01-30 Richard Henderson <rth@redhat.com>
4316 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
4318 2002-01-30 Zack Weinberg <zack@codesourcery.com>
4320 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
4322 2002-01-30 Jason Merrill <jason@redhat.com>
4324 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
4325 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
4326 (reg_save): Use DW_CFA_offset_extended_sf instead.
4328 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
4330 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4332 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
4335 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
4337 * rs6000.md ("*call_value_local32"): Remove constraints.
4338 ("*call_value_local64"): Same.
4339 ("*call_value_indirect_nonlocal_aix32"): Same.
4340 ("*call_value_nonlocal_aix32"): Same.
4341 ("*call_value_indirect_nonlocal_aix64"): Same.
4342 ("*call_value_nonlocal_aix64"): Same.
4343 ("*call_value_nonlocal_sysv"): Same.
4345 2002-01-29 Richard Henderson <rth@redhat.com>
4347 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
4349 2002-01-29 Richard Henderson <rth@redhat.com>
4351 * expr.c (force_operand): Ignore flag_pic for detecting pic
4353 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
4354 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
4355 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
4356 instead of open-coded loop.
4357 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
4358 be fixed when in use.
4360 2002-01-29 Richard Henderson <rth@redhat.com>
4362 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
4363 * sched-rgn.c (propagate_deps): Update them.
4364 * sched-deps.c (sched_analyze_insn): Update them. Flush the
4365 clobbers list when either gets too long.
4367 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4369 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
4370 and INDEX_REGS the same as GENERAL_REGS.
4371 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4373 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4375 * tree.c (build_nonstandard_integer_type): Correct prototype.
4377 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
4379 * config/s390/s390.md (movstrsico, movstrdix_64,
4380 movstrsix_31): Remove, replace by ...
4381 (movstrdi_short, movstrsi_short, movstrdi_long,
4382 movstrsi_long): ... these. New.
4383 (movstrdi, movstrsi): Adapt.
4385 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
4386 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
4387 Remove unnecessary CC clobber.
4388 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
4389 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
4391 (divmoddi4): Don't partially initialize TImode register.
4393 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
4395 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
4397 2002-01-29 Richard Henderson <rth@redhat.com>
4399 * flow.c (print_rtl_and_abort): Remove.
4400 (print_rtl_and_abort_fcn): Remove.
4401 (verify_local_live_at_start): Use dump_bb instead.
4402 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
4403 (verify_wide_reg_1): Return 2 on mode test failure.
4405 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4407 PR c/3325, c/3326, c/2511, c/3347
4408 * c-decl.c (enum_decl_context): Remove BITFIELD.
4409 (grokdeclarator): Take bitfield width as an input.
4410 Ensure bitfields are given the correct type. Perform
4411 bitfield width validation with build_bitfield_integer_type
4412 rather than waiting for finish_struct.
4413 (grok_typename, grok_typename_in_parm_context, start_decl,
4414 push_parmdecl, grokfield, start_function): Update calls to
4416 (build_bitfield_integer_type): New function.
4417 (finish_struct): Move bitfield validation to grokdeclarator
4418 and build_bitfield_integer_type.
4419 * tree.c (build_nonstandard_integer_type): New function.
4420 * tree.h (build_nonstandard_integer_type): New prototype.
4422 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
4424 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4427 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
4428 don't ignore unrecognized -W* options.
4429 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
4430 * cpplib.h (cpp_handle_option): Adjust prototype.
4431 * c-decl.c (c_decode_options): Pass 0 as last argument to
4435 * gcc.c (cpp_unique_options): Split from cpp_options.
4436 (cpp_options): Source cpp_unique_options.
4437 (default_compilers): Use cpp_unique_options instead of cpp_options
4438 when used together with cc1_options.
4439 (static_specs): Add cpp_unique_options.
4440 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
4441 when used together with cc1_options.
4443 2002-01-29 Kazu Hirata <kazu@hxi.com>
4445 * config/h8300/h8300-protos.h: Update the prototype of
4447 * config/h8300/h8300.c (output_a_shift): Remove an unused
4448 argument 'insn'. Remove redundant code.
4449 * config/h8300/h8300.md: Adust to the new prototype of
4452 2002-01-29 Kazu Hirata <kazu@hxi.com>
4454 * config/h8300/h8300-protos.h: Update the prototypes of
4455 emit_a_rotate and expand_a_rotate.
4456 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
4457 first argument to 'enum rtx_code'.
4458 (expand_a_rotate): Likewise.
4460 2002-01-28 Kazu Hirata <kazu@hxi.com>
4462 * config/h8300/h8300-protos.h: Update the prototype of
4464 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
4466 * config/h8300/h8300.md: Adjust to the new prototype.
4468 2002-01-28 Kazu Hirata <kazu@hxi.com>
4470 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
4473 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4475 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
4476 is a fixed register before returning pic_offset_table_rtx.
4477 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
4478 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
4480 2002-01-28 Jason Merrill <jason@redhat.com>
4482 * dwarf2.h: Sync with src version.
4484 2002-01-28 Paul Koning <pkoning@equallogic.com>
4486 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
4488 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
4489 * doc/extend.texi (__builtin_prefetch): Update documentation:
4490 first argument is now const void ptr.
4492 2002-01-28 Kazu Hirata <kazu@hxi.com>
4494 * config/h8300/h8300-protos.h: Remove an unused prototype.
4496 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
4498 * toplev.c (lang_independent_init): Round up identifier size.
4500 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4502 * config.gcc: Revert previous change.
4504 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
4506 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
4508 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4510 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
4511 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
4512 other non-elf netbsd config frags.
4513 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
4514 collect2 will does that.
4515 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
4516 shared-lib frobbing will work.
4518 2002-01-28 Kazu Hirata <kazu@hxi.com>
4520 * config/h8300/h8300.h: Fix formatting.
4521 * config/h8300/h8300.md: Likewise.
4523 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
4525 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
4526 the old, removed AAA_standards fix.
4527 * fixinc/fixincl.x: Rebuilt.
4529 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
4531 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
4532 atexit call in crtbegin, hooked in after call to frame_dummy;
4533 register EH before registering __fini__start.
4535 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
4537 * config/rs6000/altivec.h: Remove spurious semicolons.
4539 2002-01-27 Kazu Hirata <kazu@hxi.com>
4541 * config/h8300/h8300.md: Replace dead bit extraction patterns
4542 with ones that work.
4544 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4546 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
4547 if not STRICT_ALIGNMENT.
4548 * rtl.h (MEM_ALIGN): Likewise.
4550 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
4552 * doc/invoke.texi (-fdump-translation-unit): Revert this
4553 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
4555 2002-01-27 Kazu Hirata <kazu@hxi.com>
4557 * config/h8300/h8300.md (define_constants): New.
4558 (anonymous patterns) Use defined constants appropriately.
4560 2002-01-27 Kazu Hirata <kazu@hxi.com>
4562 * config/h8300/h8300.c (function_arg): Remove redundant code.
4564 2002-01-26 Richard Henderson <rth@redhat.com>
4566 * sched-deps.c (reg_pending_uses_head): New.
4567 (reg_pending_barrier): Rename from reg_pending_sets_all.
4568 (find_insn_list): Don't mark inline.
4569 (find_insn_mem_list): Remove.
4570 (add_dependence_list, add_dependence_list_and_free): New.
4571 (flush_pending_lists): Replace only_write param with separate
4572 for_read and for_write parameters. Update all callers. Use
4573 add_dependence_list_and_free.
4574 (sched_analyze_1): Do not add reg dependencies here; just set
4575 the pending bits. Use add_dependence_list.
4576 (sched_analyze_2): Likewise.
4577 (sched_analyze_insn): Replace schedule_barrier_found with
4578 reg_pending_barrier. Add all dependencies for pending reg
4579 uses, sets, and clobbers.
4580 (sched_analyze): Don't add reg dependencies for calls, just
4581 set pending bits. Use regs_invalidated_by_call. Treat
4582 sched_before_next_call as a normal list, not a fake insn.
4583 (init_deps): No funny init for sched_before_next_call.
4584 (free_deps): Free pending mems lists. Don't zero reg_last.
4585 (init_deps_global): Init reg_pending_uses.
4586 (finish_deps_global): Free it.
4587 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
4588 (find_insn_mem_list): Remove.
4589 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
4590 (propagate_deps): Use them. Zero temp mem lists.
4592 2002-01-26 Richard Henderson <rth@redhat.com>
4594 * Makefile.in (CRTSTUFF_CFLAGS): New.
4595 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
4596 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
4597 crtstuff.c instead of alpha assembly version.
4598 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
4599 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
4600 not FORCE_{INIT,FINI}_SECTION_ALIGN.
4601 (__do_global_dtors_aux): Mark used.
4602 (frame_dummy, __do_global_ctors_aux): Mark used.
4603 (fini_dummy, init_dummy): Remove.
4605 * config/alpha/crtbegin.asm: Remove file.
4606 * config/alpha/crtend.asm: Remove file.
4607 * config/alpha/t-crtbe: Remove file.
4608 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
4609 (LINK_EH_SPEC): New.
4611 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
4612 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
4613 calling constructors.
4614 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
4616 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
4617 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
4618 CRT_END_INIT_DUMMY hack.
4619 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
4620 FORCE_{INIT,FINI}_SECTION_ALIGN.
4622 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
4623 FORCE_{INIT,FINI}_SECTION_ALIGN.
4625 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
4626 invocation sequence.
4627 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
4629 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
4630 (FORCE_CODE_SECTION_ALIGN): New.
4632 2002-01-26 Richard Henderson <rth@redhat.com>
4634 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
4636 2002-01-26 Richard Henderson <rth@redhat.com>
4638 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
4639 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
4641 2002-01-26 Kazu Hirata <kazu@hxi.com>
4643 * config/h8300/h8300.md: Remove bit extraction patterns that
4644 cannot be triggered.
4645 Restrict each bit extraction pattern to a variant on which the
4648 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
4650 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
4652 2002-01-26 Kazu Hirata <kazu@hxi.com>
4654 * config/h8300/h8300.md: Remove bit test patterns that cannot
4656 Restrict each bit test pattern to a variant on which the
4659 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4661 * builtins.c (expand_builtin_strncat): Remove redundant check for
4664 2002-01-25 David O'Brien <obrien@FreeBSD.org>
4666 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
4668 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
4671 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
4673 * dbxout.c (dbxout_init): Use assemble_name rather than just
4674 stripping off the first character.
4675 (dbxout_source_file): Likewise.
4677 2002-01-25 DJ Delorie <dj@redhat.com>
4679 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
4680 using rtx_equal_p, not by comparing pointers.
4682 2002-01-25 Steve Ellcey <sje@cup.hp.com>
4684 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
4685 for PIC_OFFSET_TABLE_REGNUM.
4686 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
4688 2002-01-25 David O'Brien <obrien@FreeBSD.org>
4690 * config.gcc (x86_64-*-freebsd*): New target.
4691 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
4693 (i[34567]86-*-freebsd*): Don't include svr4.h.
4694 * config/i386/freebsd64.h: New file.
4696 2002-01-25 Douglas B Rupp <rupp@gnat.com>
4698 * config/alpha/x-vms (version): Make static.
4700 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
4701 in previous checkin.
4703 * Makefile.in (install-headers-cp): New target.
4704 * config.gcc (alpha-dec-*vms*): Install headers with
4707 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
4709 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
4712 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4714 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
4715 of compare_tree_int.
4716 (expand_builtin_strncat): Likewise.
4717 * c-decl.c (finish_struct): Use tree_low_cst.
4718 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
4719 * tree.c (compare_tree_int): Likewise.
4721 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
4723 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
4724 adjustments even if they are implemented by more than two insns.
4726 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
4728 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
4729 * df.h (struct ref): Kill B.
4730 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
4732 * basic-block.h (PROP_EQUAL_NOTES): New flag.
4733 * flow.c (propagate_one_insn): Use it.
4734 (mark_used_regs): Handle NIL.
4736 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
4738 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
4741 2002-01-25 David Edelsohn <edelsohn@gnu.org>
4743 * rs6000.md (prefetch): Make address V4SI mode so that the address
4744 is restricted to legitimate form for instruction.
4746 2002-01-25 Bob Wilson <bob.wilson@acm.org>
4748 * doc/install.texi (xtensa-*-elf): New target.
4749 (xtensa-*-linux*): New target.
4750 * doc/contrib.texi: Add myself.
4752 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
4754 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
4755 purpose register to hold an SImode (or smaller) value.
4757 2002-01-25 Jakub Jelinek <jakub@redhat.com>
4759 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
4761 * crtstuff.c: Likewise.
4763 2002-01-25 Kazu Hirata <kazu@hxi.com>
4765 * config/h8300/h8300.md (negation patterns): Tighten
4766 predicates to register_operand.
4768 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
4770 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
4773 * builtins.c (expand_builtin_prefetch): Same.
4775 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4777 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
4780 2002-01-24 Kazu Hirata <kazu@hxi.com>
4782 * config/h8300/h8300.c (print_operand): Remove support for
4783 operand character 'A'.
4784 * config/h8300/h8300.md (three anonymous patterns): Replace
4785 operand character 'A' with either 'T' or 'S'.
4787 2002-01-24 Kazu Hirata <kazu@hxi.com>
4789 * config/h8300/h8300.c (print_operand): Remove support for
4790 operand character 'U'.
4792 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
4794 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
4796 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
4798 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
4799 values to be assigned to the stack pointer.
4801 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
4803 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
4804 to const_double needs to be done right for big-endian systems.
4806 2002-01-24 Jason Merrill <jason@redhat.com>
4809 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
4810 to can_throw_internal.
4812 2002-01-23 Richard Henderson <rth@redhat.com>
4814 * fold-const.c (fold): Change UINT_MAX test to check vs precision
4815 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
4817 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4819 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
4820 (symGOT2reg): Use them, then set as GOT value as unchanging.
4821 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
4822 as a temporary, if possible.
4823 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
4824 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
4826 2002-01-23 Kazu Hirata <kazu@hxi.com>
4828 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
4829 accept to accept 0x80 as operands[2].
4831 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4833 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
4835 2002-01-23 Richard Henderson <rth@redhat.com>
4837 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
4839 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
4841 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
4842 (parmlist_or_identifiers_1): Verify that only a parmlist follows
4845 2002-01-23 Richard Henderson <rth@redhat.com>
4847 * expr.c (move_by_pieces_1): Extend size before negation.
4849 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
4850 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
4851 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
4852 * config/m68k/t-m68kelf: Likewise.
4854 2002-01-23 Bob Wilson <bob.wilson@acm.org>
4856 * config/xtensa/elf.h: New file.
4857 * config/xtensa/lib1funcs.asm: New file.
4858 * config/xtensa/lib2funcs.S: New file.
4859 * config/xtensa/linux.h: New file.
4860 * config/xtensa/t-xtensa: New file.
4861 * config/xtensa/xtensa-config.h: New file.
4862 * config/xtensa/xtensa-protos.h: New file.
4863 * config/xtensa/xtensa.c: New file.
4864 * config/xtensa/xtensa.h: New file.
4865 * config/xtensa/xtensa.md: New file.
4866 * config.gcc (xtensa-*-elf*): New target.
4867 (xtensa-*-linux*): New target.
4868 * cse.c (canon_hash): Compare rtx pointers instead of register
4869 numbers. This is required for the Xtensa port.
4870 * integrate.c (copy_insn_list): Handle case where the static
4871 chain is in memory and the memory address has to be copied to
4873 * doc/invoke.texi (Option Summary): Add Xtensa options.
4874 (Xtensa Options): New node.
4875 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
4877 2002-01-23 Zack Weinberg <zack@codesourcery.com>
4879 * diagnostic.c (internal_error): Do ICE suppression only
4880 when ENABLE_CHECKING is not defined.
4882 * c-typeck.c (require_complete_type): Return error_mark_node
4883 if type is error_mark_node.
4885 2002-01-23 Janis Johnson <janis187@us.ibm.com>
4887 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
4888 -Os and issue a warning.
4890 2002-01-23 Zack Weinberg <zack@codesourcery.com>
4892 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
4893 current (lack of) need for host configuration by hand.
4895 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
4896 references. Documentation of some target macros moved from
4897 hostconfig.texi to tm.texi.
4899 2002-01-23 Will Cohen <wcohen@redhat.com>
4901 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
4904 2002-01-23 Kazu Hirata <kazu@hxi.com>
4906 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
4909 2002-01-23 Jason Merrill <jason@redhat.com>
4911 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
4913 * function.c (assign_parms): Don't put args of inline functions
4914 into registers when not optimizing.
4916 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
4918 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
4919 (prologue_use): New pattern.
4920 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
4921 preference to gen_rtx_USE.
4922 (thumb_expand_prologue): Use gen_prologue_use in preference to
4924 (thumb_expand_epilogue): Use gen_prologue_use in preference to
4927 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
4929 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
4931 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4934 * doc/extend.texi: Correct documentation of __alignof__.
4936 2002-01-22 Zack Weinberg <zack@codesourcery.com>
4938 * params.h: Rename arguments of DEFPARAM so that it will be
4939 recognized as a translation keyword.
4941 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
4943 * extend.texi: Document altivec functions.
4944 Fix N-bit adjectives in X86 builtin documentation.
4946 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
4948 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
4949 auto_inc_dec values.
4951 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
4953 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
4955 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
4957 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
4959 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
4961 2002-01-22 Richard Henderson <rth@redhat.com>
4963 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
4964 copy_insn not copy_rtx.
4966 2002-01-23 Alan Modra <amodra@bigpond.net.au>
4968 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
4969 "nonzero" as that might add "1" bits. Ensure "constop" is
4970 properly sign extened.
4971 (force_to_mode): Tweak for sign extended constop.
4973 2002-01-22 Richard Henderson <rth@redhat.com>
4975 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
4976 for_each_rtx instead of assuming we're already looking at the MEM.
4977 (split_small_symbolic_mem_operand): Likewise.
4978 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4979 * config/alpha/alpha.md (small symbolic memory splitters): Update.
4981 2002-01-22 Richard Henderson <rth@redhat.com>
4983 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
4984 sequence number for the literal.
4985 (divmoddi_internal_er): Likewise.
4987 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
4990 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
4991 in LIBICONV variable.
4992 * configure: Regenerated.
4994 2002-01-22 Krister Walfridsson <cato@df.lth.se>
4996 * dependence.c (build_def_use): Remove array_idx.
4998 * dwarfout.c (last_filename): Remove.
4999 (output_compile_unit_die): Remove last_filename.
5001 2002-01-22 Roger Sayle <roger@eyesopen.com>
5002 Richard Henderson <rth@redhat.com>
5005 * fold-const.c (fold): Optimize unsigned comparisons against
5006 UINT_MAX (and similar unsigned constants).
5008 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5010 * Makefile.in (loop.o): Depend on OPTABS_H.
5011 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5012 against the predicate.
5015 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5016 for the address operand.
5018 2002-01-22 Richard Henderson <rth@redhat.com>
5020 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5022 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5025 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5028 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5030 * config.gcc (x86_64-*-netbsd*): New target.
5031 * config/i386/netbsd64.h: New file.
5033 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5035 * regrename.c (kill_value): Fix typo.
5037 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5039 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5041 * config/rs6000/rs6000.h: Same.
5043 * function.c (instantiate_virtual_regs): Remove
5044 STARTING_FRAME_PHASE.
5045 (assign_stack_local_1): Same.
5046 Calculate frame phase.
5048 2002-01-22 Nick Clifton <nickc@redhat.com>
5050 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5051 variable declaration to outer scope in order to simplify
5053 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5054 arm_hard_regno_mode_ok.
5055 * config/arm/arm-protos.h: Add a prototype for
5056 arm_hard_regno_mode_ok.
5057 * config/arm/arm.c (soft_df_operand): Remove now redundant
5058 check for DImode values using IP_REGNUM.
5059 (nonimmediate_soft_df_operand): Remove now redundant check for
5060 DImode values using IP_REGNUM.
5061 (arm_hard_regno_mode_ok): New function. New check: make sure
5062 that DImode values are not stored in IP_REGNUM.
5064 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5066 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5068 2002-01-22 Jason Merrill <jason@redhat.com>
5070 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5071 consistency if this COMPOUND_STMT is scoped.
5073 2002-01-22 Kazu Hirata <kazu@hxi.com>
5075 * predict.c: Fix formatting.
5076 * print-tree.c: Likewise.
5077 * protoize.c: Likewise.
5080 * sbitmap.h: Likewise.
5082 * sched-deps.c: Likewise.
5083 * sched-vis.c: Likewise.
5084 * sdbout.c: Likewise.
5085 * sibcall.c: Likewise.
5087 * ssa-ccp.c: Likewise.
5088 * ssa-dce.c: Likewise.
5090 * stor-layout.c: Likewise.
5091 * system.h: Likewise.
5093 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5095 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5096 if fits in bounds of base type.
5098 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5099 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5100 (add_bound_info, default): If can't find a context, make a
5102 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5104 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5106 * c-typeck.c (parser_build_binary_op): If result from
5107 build_binary_op is ERROR_MARK just return error_mark_node without
5110 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5112 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5113 Split a.out-specific bits into...
5114 * config/netbsd-aout.h: ...this.
5115 * config/netbsd-elf.h: New file.
5116 * config/alpha/netbsd-elf.h: Remove.
5117 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5118 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5119 (STARTFILE_SPEC): Remove redundant definition.
5120 (ENDFILE_SPEC): Likewise.
5121 (LINK_SPEC): Likewise.
5122 (CPP_SPEC): Likewise.
5123 (ASM_SPEC): Likewise.
5124 (LIB_SPEC): Likewise.
5125 (SWITCH_TAKES_ARG): Likewise.
5126 (TARGET_MEM_FUNCTIONS): Likewise.
5127 (CPP_PREDEFINES): Redefine.
5128 (ASM_FINAL_SPEC): Remove redefinition.
5129 (ASM_COMMENT_START): Redefine.
5130 (FUNCTION_PROFILER): Define.
5131 (TARGET_VERSION): Redefine.
5132 Comment and formatting cleanup.
5133 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5134 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5135 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5136 big- or little-endian.
5137 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5138 * config.gcc (*-*-netbsd*): Add definitions common to all
5140 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5141 gnu_ld definitions. Add netbsd-elf.h to and remove
5142 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5143 tmake_file, and don't lose previous tmake_file contents.
5144 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5145 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5146 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5147 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5148 (mipsel-*-netbsd*): Rename this to...
5149 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5150 mips/little.h to tm_file for mips*el-*.
5151 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5152 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5153 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5155 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5157 * pa-protos.h (reg_before_reload_operand): New function prototype.
5158 * pa.c (reg_before_reload_operand): New function implementation.
5159 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5162 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5164 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5166 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5168 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5169 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5170 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5171 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5172 (ENDFILE_SPEC): Undefine.
5173 (STARTFILE_SPEC): Redefine for PA.
5175 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5177 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5179 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5181 * config.gcc: Add entries to supported PowerPC --with-cpu
5184 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5186 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5187 true for 64-bit mode only SSE registers in 32-bit mode.
5189 2002-01-21 Kazu Hirata <kazu@hxi.com>
5191 * unwind-dw2.c: Fix formatting.
5192 * unwind-dw2-fde.c: Likewise.
5193 * unwind-dw2-fde.h: Likewise.
5194 * unwind-pe.h: Likewise.
5195 * varasm.c: Likewise.
5196 * varray.h: Likewise.
5198 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5200 Remove workaround for register stack overwrite bug in mmix.
5201 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5202 support for TARGET_REG_STACK_FILL_BUG.
5203 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5204 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5206 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5207 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5208 -mno-reg-stack-fill-bug-workaround.
5209 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5210 machine member has_call_without_parameters.
5211 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5212 -mreg-stack-fill-bug-workaround and
5213 -mno-reg-stack-fill-bug-workaround.
5214 (MMIX Options): Ditto.
5216 2002-01-21 Kazu Hirata <kazu@hxi.com>
5218 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5220 Remove redundant code.
5222 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5224 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5225 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5226 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5227 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5228 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5229 out target macro definitions and non-target-specific comments
5230 mostly taken from old versions of the manual.
5232 2002-01-20 Kazu Hirata <kazu@hxi.com>
5234 * config/h8300/h8300.h: Fix comment formatting.
5235 * config/ia64/aix.h: Likewise.
5236 * config/ia64/ia64-protos.h: Likewise.
5237 * config/ia64/ia64.c: Likewise.
5238 * config/ia64/ia64.h: Likewise.
5239 * config/ia64/ia64intrin.h: Likewise.
5240 * config/ia64/linux.h: Likewise.
5241 * config/ia64/unwind-aix.c: Likewise.
5242 * config/ia64/unwind-ia64.c: Likewise.
5244 2002-01-20 Kazu Hirata <kazu@hxi.com>
5246 * config/h8300/h8300.c: Revise comments about shift code.
5248 2002-01-20 Kazu Hirata <kazu@hxi.com>
5250 * config/h8300/h8300.c (function_arg): Update a comment.
5252 2002-01-20 Kazu Hirata <kazu@hxi.com>
5254 * config/h8300/h8300.md: Update the comments at the beginning
5257 2002-01-20 Kazu Hirata <kazu@hxi.com>
5259 * config/i370/i370.c: Fix comment formatting.
5260 * config/i370/i370.h: Likewise.
5261 * config/i370/i370.md: Likewise.
5262 * config/i370/linux.h: Likewise.
5264 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5266 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
5268 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
5269 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
5272 2002-01-20 Graham Stott <grahams@redhat.com>
5274 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
5276 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5278 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
5280 2002-01-19 Tom Rix <trix@redhat.com>
5282 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
5284 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
5286 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
5288 * function.c (assign_stack_local_1): Adjust x_frame_offset with
5289 STARTING_FRAME_PHASE.
5290 (STARTING_FRAME_PHASE): New.
5291 (instantiate_virtual_regs): Check saneness of
5292 STARTING_FRAME_PHASE.
5294 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
5296 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5298 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
5300 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
5302 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
5303 be used for bootstrapping GCC 3.0.
5305 2002-01-18 Kazu Hirata <kazu@hxi.com>
5307 * config/h8300/h8300.md: Fix an insn length.
5309 2002-01-18 Kazu Hirata <kazu@hxi.com>
5311 * bitmap.h: Fix comment formatting.
5312 * combine.c: Likewise.
5313 * cppfiles.c: Likewise.
5314 * c-pragma.h: Likewise.
5315 * c-typeck.c: Likewise.
5317 * dwarf2out.c: Likewise.
5318 * function.c: Likewise.
5320 * genattrtab.c: Likewise.
5321 * gthr-win32.h: Likewise.
5322 * haifa-sched.c: Likewise.
5323 * predict.c: Likewise.
5324 * rtlanal.c: Likewise.
5326 * unwind-dw2-fde.h: Likewise.
5327 * unwind-pe.h: Likewise.
5328 * vmsdbgout.c: Likewise.
5330 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5332 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
5333 if type_required and passed decl.
5335 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
5337 * config.gcc (cpu_type): Include altivec.h in powerpc
5341 * config/rs6000/altivec.h: New.
5343 2002-01-17 David Edelsohn <edelsohn@gnu.org>
5345 * doc/install.texi (*-ibm-aix*): Update assembler and exception
5346 handling information.
5347 * doc/trouble.texi (Interoperation): Add libstdc++ information
5349 (Misunderstandings): Add template instantiation and static template
5350 member information for AIX.
5352 2002-01-17 Jason Merrill <jason@redhat.com>
5354 * dbxout.c (dbxout_type): Support const and volatile.
5356 * except.c (add_partial_entry): Remove backwards compatibility code.
5357 (end_protect_partials): Likewise.
5359 2002-01-17 Jakub Jelinek <jakub@redhat.com>
5361 * config/ia64/ia64.md (prologue_use): New.
5362 * config/ia64/ia64.c (ia64_expand_prologue): Use
5363 gen_prologue_use instead of gen_rtx_USE.
5364 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
5365 as CODE_FOR_pred_rel_mutex.
5366 (ia64_sched_reorder2): Likewise.
5368 2002-01-16 Eric Christopher <echristo@redhat.com>
5370 * config/mips/r3900.h: Reformat.
5371 (SUBTARGET_CPP_SIZE_SPEC): Remove.
5372 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5373 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
5374 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
5375 * config/mips/t-elf: Remove mips3 multilib.
5377 2002-01-16 H.J. Lu <hjl@gnu.org>
5379 * config/mips/linux.h: Include "mips/abi64.h".
5381 2002-01-16 H.J. Lu <hjl@gnu.org>
5383 * config/mips/t-linux: New.
5385 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
5387 * config/mips/linux.h: Don't include "gofast.h".
5388 (INIT_SUBTARGET_OPTABS): Removed.
5390 2002-01-16 Kazu Hirata <kazu@hxi.com>
5392 * config/h8300/h8300-protos.h: Replace emit_a_shift with
5394 * config/h8300/h8300.c: Likewise.
5395 * config/h8300/h8300.md: Likewise.
5397 2002-01-16 Kazu Hirata <kazu@hxi.com>
5399 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
5400 spaces after an opcode name.
5401 (pushqi1_h8300hs): Likewise.
5402 (pushhi1_h8300hs): Likewise.
5404 2002-01-16 Kazu Hirata <kazu@hxi.com>
5406 * doc/extend.texi: Replace "option" with "attribute"
5409 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5411 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
5412 (and:DI () (const_int -8)).
5413 (split_small_symbolic_mem_operand): Split
5414 (mem (and:DI () (const_int -8)).
5416 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5419 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
5420 same way as TYPE_IMUL.
5421 (ultrasparc_sched_reorder): Likewise.
5422 * config/sparc/sparc.md (type): Add comment to update
5423 ultrasparc_sched_reorder when making changes.
5425 2002-01-16 Kazu Hirata <kazu@hxi.com>
5427 * doc/invoke.texi: Change the dump file name of block
5428 reordering pass from 28.bbro to 29.bbro.
5431 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
5433 * i386.md (minsf splitter): Fix pasto.
5435 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5437 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
5438 to frame pointer initialisation instruction.
5439 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
5440 initialisation instruction.
5441 (soft_df_operand): Do not accept the IP register.
5442 (nonimmediate_soft_df_operand): Do not accept the IP register.
5444 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5447 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
5448 MASK_V8 being both set.
5450 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
5452 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
5453 insn for GOT register; add REG_MAYBE_DEAD notes instead.
5454 config/s390/s390.md (call, call_value): Add GOT register to
5455 CALL_INSN_FUNCTION_USAGE where needed.
5456 (call_exp, call_value_exp): New.
5458 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5460 * config/arm/arm.c: General formatting tidy up.
5462 2002-01-16 Graham Stott <grahams@redhat.com>
5464 * calls.c (try_to_integrate): Use "(size_t)" intermediate
5465 cast and when casting an integer literal to "rtx" pointer.
5466 (expand_call): Likewise.
5467 * flow.c (try_pre_increment): Likewise.
5468 (find_use_as_address): Likewise.
5469 * integrate.c (expand_iline_function): Likewise.
5470 * regmove.c (try_auto_increment): Likewise.
5472 2002-01-16 Graham Stott <grahams@redhat.com>
5474 * sched-rgn.c (passed): Use sbitmap_free.
5477 (in_queue): Likewise.
5478 (in_stack): Likewise.
5480 2002-01-15 Eric Christopher <echristo@redhat.com>
5482 * flow.c (propagate_one_insn): Change to use fatal_insn.
5484 2002-01-15 Kazu Hirata <kazu@hxi.com>
5486 * expmed.c (extract_fixed_bit_field): Remove unused code.
5487 * system.h: Poison SLOW_ZERO_EXTEND.
5488 * doc/tm.texi: Remove.
5489 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
5490 * config/arm/arm.h: Likewise.
5491 * config/avr/avr.h: Likewise.
5492 * config/clipper/clipper.h: Likewise.
5493 * config/convex/convex.h: Likewise.
5494 * config/d30v/d30v.h: Likewise.
5495 * config/dsp16xx/dsp16xx.h: Likewise.
5496 * config/elxsi/elxsi.h: Likewise.
5497 * config/fr30/fr30.h: Likewise.
5498 * config/h8300/h8300.h: Likewise.
5499 * config/i370/i370.h: Likewise.
5500 * config/i386/i386.h: Likewise.
5501 * config/m68k/m68k.h: Likewise.
5502 * config/mips/mips.h: Likewise.
5503 * config/ns32k/ns32k.h: Likewise.
5504 * config/pdp11/pdp11.h: Likewise.
5505 * config/pj/pj.h: Likewise.
5506 * config/s390/s390.h: Likewise.
5507 * config/sh/sh.h: Likewise.
5508 * config/stormy16/stormy16.h: Likewise.
5509 * config/v850/v850.h: Likewise.
5510 * config/vax/vax.h: Likewise.
5511 * config/we32k/we32k.h: Likewise.
5513 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5515 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
5516 (altivec_lvsl): Change constraint to b.
5517 (altivec_lvsr): Same.
5518 (altivec_lvebx): Same.
5519 (altivec_lvehx): Same.
5520 (altivec_lvewx): Same.
5521 (altivec_lvxl): Same.
5522 (altivec_lvx): Same.
5523 (altivec_stvx): Add parallel.
5524 (altivec_stvxl): Same.
5525 (altivec_stvehx): Same.
5526 (altivec_stvebx): Same.
5527 (altivec_stvebx): Same.
5529 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5531 * config.gcc: Change altivec.h to altivec-defs.h.
5533 * config/rs6000/altivec.h: Delete.
5535 * config/rs6000/altivec-defs.h: Add.
5537 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5539 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
5542 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
5543 less than or equal to eight bytes.
5545 * vax.md (andsi3): Remove constraints and change SET destination
5546 operand type to nonimmediate_operand.
5547 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
5548 when it is a CONST_INT.
5550 2002-01-15 Jason Merrill <jason@redhat.com>
5552 * c-common.def (FILE_STMT): New code.
5553 * c-common.c (statement_code_p): It's a statement.
5554 * c-common.h (stmt_tree_s): Add x_last_filename.
5555 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
5556 (last_expr_filename): New macro.
5557 * c-semantics.c (begin_stmt_tree): Initialize it.
5558 (add_stmt): If the filename changed, also insert a
5560 (expand_stmt): Handle seeing one.
5562 2002-01-15 Eric Christopher <echristo@redhat.com>
5564 * flow.c (propagate_one_insn): Add error message and print out
5567 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5569 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
5570 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
5571 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
5572 TRAMPOLINE_ALIGNMENT.
5573 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
5575 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
5576 PCC_BITFIELD_TYPE_MATTERS.
5577 * config/interix.h (STDC_VALUE): Remove. Use
5578 STDC_0_IN_SYSTEM_HEADERS.
5579 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
5580 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
5581 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
5583 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
5585 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
5586 not work on this platform currently.
5588 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5590 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
5591 readonly_warning in _().
5593 2002-01-15 Douglas B Rupp <rupp@gnat.com>
5595 * gcc.c (delete_if_ordinary): Backout previous change.
5597 2002-01-15 Kazu Hirata <kazu@hxi.com>
5599 * config/h8300/h8300.c (print_operand): Remove support for
5600 unused operand characters.
5602 * read-rtl.c: Fix formatting.
5604 * recog.c: Likewise.
5605 * regclass.c: Likewise.
5606 * regmove.c: Likewise.
5607 * reg-stack.c: Likewise.
5608 * reload1.c: Likewise.
5609 * rtlanal.c: Likewise.
5611 2002-01-15 Kazu Hirata <kazu@hxi.com>
5613 * config/i386/i386.c: Fix formatting.
5615 2002-01-15 Jakub Jelinek <jakub@redhat.com>
5617 * c-typeck.c (process_init_element): Don't save_expr
5618 COMPOUND_LITERAL_EXPR if just its initializer will be used.
5620 2002-01-15 David Edelsohn <edelsohn@gnu.org>
5622 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
5623 emit optional traceback table if optimize_size or TARGET_ELF.
5624 * config/rs6000/rs6000.md (prefetch): New.
5626 2002-01-15 Andreas Jaeger <aj@suse.de>
5628 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
5630 2002-01-15 Kazu Hirata <kazu@hxi.com>
5632 * mips-tfile.c: Fix formatting.
5634 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
5636 * unroll.c (final_reg_note_copy): Fix previous commit.
5638 2002-01-14 Kazu Hirata <kazu@hxi.com>
5640 * config/h8300/h8300-protos.h: Remove the prototype for
5642 * config/h8300/h8300.c (eq_operator): Remove.
5644 2002-01-14 Richard Henderson <rth@redhat.com>
5646 * config/i386/i386.md (prefetch): Tidy.
5647 (prefetch_3dnow): Fix locality operand.
5649 2002-01-14 Richard Henderson <rth@redhat.com>
5651 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
5652 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
5654 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
5656 * reload1.c (reload_combine): Pass reg_sum replacement through
5657 copy_rtx in loop performing multiple changes.
5659 2002-01-14 Jakub Jelinek <jakub@redhat.com>
5661 * except.c (remove_unreachable_regions): New.
5662 (free_eh_status): Clear exception_handler_labels.
5663 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
5664 (find_exception_handler_labels): Don't add the same label more than
5666 (remove_exception_handler_label): Don't die if
5667 find_exception_handler_labels hasn't been called for the current
5670 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
5672 * toplev.c (rest_of_compilation): Rebuild jump labels after
5675 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5677 * doc/extend.texi: Move documentation of X86 built-in functions
5679 * doc/invoke.texi: From here.
5680 * doc/sourcebuild.texi: Document location of documentation for
5681 machine built-in functions.
5683 2002-01-13 Christopher Faylor <cgf@redhat.com>
5685 * cppfiles.c (TEST_THRESHOLD): New macro.
5686 (SHOULD_MMAP): Ditto.
5687 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
5690 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
5692 * unroll.c (final_reg_note_copy): Properly handle
5694 (unroll_loops): Fix LOOP_CONDITION heuristics.
5696 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
5698 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
5699 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
5701 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
5703 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
5706 2002-01-14 Tom Rix <trix@redhat.com>
5708 * config/rs6000/rs6000.md: Fix typo with sradi.
5710 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
5712 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
5713 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
5714 (clrstrdi, clrstrsi): Adapt callers.
5716 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
5718 (movti splitter): Never use register 0 as base register.
5720 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5722 * combine.c (simplify_shift_const): Always generate new rtx
5723 for shift expression instead of reusing given expression.
5725 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5727 * config/alpha/alpha.c (alpha_expand_mov): Don't call
5728 alpha_legitimize_address unless mode is Pmode.
5730 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
5732 * doc/md.texi (Modifiers): Document the '*' constraint for the
5735 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
5736 * doc/extend.texi (Function Attributes): 'interrupt' is valid
5739 2002-01-13 Richard Henderson <rth@redhat.com>
5741 * reload.c (find_reloads): Use a hard reg destination as reload reg
5742 for an input reload of the source.
5744 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5746 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
5749 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
5751 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
5752 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
5754 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
5756 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5758 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
5760 2002-01-12 Tom Rix <trix@redhat.com>
5762 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
5765 2002-01-12 Richard Henderson <rth@redhat.com>
5767 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
5769 * doc/invoke.texi: Update Alpha options.
5771 * doc/invoke.texi: Update i386 built-in function lists.
5773 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
5775 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
5776 referencing outside.
5778 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5780 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
5781 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
5782 offsets, and change line folding.
5783 * optabs.c (expand_binop): Remove warnings.
5784 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
5786 2002-01-12 Graham Stott <grahams@redhat.com>
5788 * attribs.c (handle_deprecated_attribute): constify WHAT.
5789 * diagnostic.c (warn_deprecated_use): Add braces, fixes
5790 dangling else warning and constify WHAT.
5791 * except.h (struct function, struct inline_remap): Move
5792 struct tag forward defs before all prototypes.
5793 (duplicate_eh_regions): Whitespace.
5795 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
5797 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
5798 MODE_BASE_REG_CLASS.
5799 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
5801 2002-01-12 Richard Henderson <rth@redhat.com>
5803 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
5804 (ix86_expand_vector_move): New.
5805 (bdesc_2arg): Remove andps, andnps, orps, xorps.
5806 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
5807 Remove old prefetch builtins. Special case the logicals removed above.
5808 (ix86_expand_builtin): Likewise.
5809 (safe_vector_operand): Use V4SFmode, not TImode.
5810 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
5811 (ix86_expand_timode_binop_builtin): New.
5812 * config/i386/i386-protos.h: Update.
5813 * config/i386/i386.h (enum ix86_builtins): Update.
5814 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
5815 Use ix86_expand_vector_move in vector move expanders.
5816 (movti_internal, movti_rex64): Add xorps alternative.
5817 (sse_clrv4sf): Rename and adjust from sse_clrti.
5818 (prefetch): Don't work so hard.
5819 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
5820 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
5821 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
5823 2002-01-11 Richard Henderson <rth@redhat.com>
5825 * config/i386/mmintrin.h: New file.
5826 * config/i386/xmmintrin.h: New file.
5827 * config.gcc (i?86-*-*): Add extra_headers.
5828 * simplify-rtx.c (simplify_unary_operation): Handle saturating
5830 (simplify_binary_operation): Handle saturating arithmetic codes.
5831 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
5832 not the lowpart subreg.
5833 (ix86_expand_builtin): Return a TImode dummy register instead of 0
5835 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
5837 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5839 * conflict.c (conflict_graph_compute): Free regsets when finished.
5840 * ssa.c (compute_coalesced_reg_partition): Likewise.
5842 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5844 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
5845 every where we allocate a register.
5847 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5849 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
5850 * lcm.c (compute_earliest, compute_farthest): Likewise.
5852 2002-01-11 Janis Johnson <janis187@us.ibm.com>
5854 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
5856 2002-01-11 Janis Johnson <janis187@us.ibm.com>
5858 * doc/rtl.texi (Insns): Fix 2 typos.
5860 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
5862 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
5863 options. Use @table @gcctabopt for MMIX options. Add index
5864 entries for MMIX options. Start new paragraph with first
5865 heading of the machine-dependent options.
5867 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
5870 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
5871 * combine.c (force_to_mode): Same.
5872 * reload1.c (clear_reload_reg_in_use): Same.
5874 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
5876 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
5879 2002-01-11 Andreas Jaeger <aj@suse.de>,
5880 Brad Lucier <lucier@math.purdue.edu>
5882 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
5885 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
5887 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
5888 Protect with IN_LIBGCC.
5889 (LINK_EH_SPEC): Add required trailing space.
5891 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
5893 * c-tree.h: Move function declarations so that they are listed
5894 under the filename which contains them.
5895 (check_identifier, finish_decl_top_level,
5896 lookup_name_current_level_global, shadow_record_fields): Remove.
5898 2002-01-11 Andreas Jaeger <aj@suse.de>
5900 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
5903 2002-01-10 Richard Henderson <rth@redhat.com>
5905 * config/alpha/alpha.c (print_operand): Add 'J'.
5906 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
5907 new operand with the sequence number for the lituse. When splitting
5908 the insns, use gen_movdi_er_high_g and generate a sequence number.
5909 (gen_movdi_er_high_g): Print the sequence number if non-zero.
5911 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
5913 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
5914 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
5916 (altivec_expand_builtin): Same.
5917 (altivec_expand_stv_builtin): New.
5919 * config/rs6000/rs6000.h (rs6000_builtins): Same.
5921 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
5922 ("altivec_lvehx"): New.
5923 ("altivec_lvewx"): New.
5924 ("altivec_lvxl"): New.
5925 ("altivec_lvx"): New.
5926 ("altivec_stvx"): New.
5927 ("altivec_stvebx"): New.
5928 ("altivec_stvehx"): New.
5929 ("altivec_stvewx"): New.
5930 ("altivec_stvxl"): New.
5932 2002-01-10 Richard Henderson <rth@redhat.com>
5934 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
5935 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
5936 care not to delete instructions twice.
5938 2002-01-10 Zack Weinberg <zack@codesourcery.com>
5940 * toplev.c: Don't declare environ (it's not used anywhere).
5941 * configure.in: Don't check for declaration of environ.
5942 * config/i386/xm-mingw32.h: Don't #define environ.
5943 * config.in, configure: Regenerate.
5945 2002-01-10 Zack Weinberg <zack@codesourcery.com>
5947 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
5948 * configure: Regenerate.
5950 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
5951 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
5952 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
5954 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
5955 LIMITS_H_TEST here, not in m68k/x-next.
5956 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
5957 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
5959 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
5960 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
5961 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
5963 * config/i386/x-djgpp: Renamed i386/t-djgpp.
5964 * config/m88k/x-dolph: Renamed m88k/t-dolph.
5965 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
5966 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
5967 replacement of quadlib.asm with quadlib.c.
5969 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
5970 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
5971 config/rs6000/xm-beos.h: Delete file.
5973 * config.gcc: Update to match above changes.
5975 2002-01-10 Kazu Hirata <kazu@hxi.com>
5977 * config/h8300/h8300.h: Fix comment typos.
5978 * config/h8300/h8300.md: Likewise.
5979 * config/h8300/lib1funcs.asm: Likewise.
5981 2002-01-10 Dale Johannesen <dalej@apple.com>
5983 PR optimization/5269
5984 * unroll.c (precondition_loop_p): Make *increment be the correct
5985 sign when n_iterations known, to avoid confusing caller.
5987 2002-01-10 Kazu Hirata <kazu@hxi.com>
5989 * doc/extend.texi (deprecated): Fix a typo.
5991 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
5993 * basic-block.h (update_br_prob_note): Declare.
5994 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
5995 (try_forward_edges): Care negative frequencies and update note.
5996 (outgoing_edges_match): Tweek conditional merging heuristics.
5997 (try_crossjump_to_edge): use update_br_prob_note.
5998 * cfglayout.c (fixup_reorder_chain): Likewise.
5999 * cfrtl.c (update_br_prob_note): New.
6000 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6002 * i386.c (ix86_decompose_address): Return -1 if address contains
6004 (legitimate_address_p): Require ix86_decompose_address to return 1.
6006 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6007 (cprop_insn): Likewise.
6009 2002-01-10 Kazu Hirata <kazu@hxi.com>
6011 * toplev.c: Fix formatting.
6013 * tree-dump.c: Likewise.
6014 * unroll.c: Likewise.
6015 * unwind-dw2.c: Likewise.
6016 * unwind-dw2-fde.c: Likewise.
6017 * unwind-dw2-fde-glibc.c: Likewise.
6018 * unwind-sjlj.c: Likewise.
6020 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6022 * doc/invoke.texi: Document PDP-11 options.
6024 2002-01-10 Kazu Hirata <kazu@hxi.com>
6026 * config/h8300/h8300.h: Fix formatting.
6028 2002-01-10 Ira Ruben <ira@apple.com>
6030 Add __attribute__ ((deprecated)).
6031 * extend.texi: Document __attribute__ ((deprecated)).
6032 * invoke.texi: Document -Wno-deprecated-declarations.
6033 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6034 * testsuite/gcc.dg/deprecated.c: New C test.
6035 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6036 (c_common_attribute_table): Add "deprecated" entry.
6037 (handle_deprecated_attribute): New function.
6038 * c-decl.c (deprecated_states): New enum.
6039 deprecated_state: State of "deprecated" handling.
6040 (start_decl): Set deprecated_state based on attributes.
6041 (grokdeclarator): Test for deprecated uses, propagate attribute.
6042 * c-typeck.c (build_component_ref): Test for deprecated fields.
6043 (build_external_ref): Test for deprecated primaries.
6044 * diagnostic.c (warn_deprecated_use) New function to issue
6045 warnings about __attribute__ ((depricated)) references.
6046 * flags.h (warn_deprecated_decl): Extern declared for
6047 -W[no-]deprecated-declarations option.
6048 * print-tree.c (print_node): Show deprecated flag status.
6049 * toplev.c (warn_deprecated_decl): Defined.
6050 (W_options): Added "deprecated-declaration".
6051 * toplev.h (warn_deprecated_use): Extern declared.
6052 * tree.h (struct tree_common): Define deprecated_flag.
6053 (TREE_DEPRECATED): New macro to access flag.
6054 * cp/call.c (build_call): Test for deprecated calls.
6055 * cp/class.c (add_implicitly_declared_members): Set global
6056 flag to tell grokdeclarator to not issue deprecated warnings.
6057 * cp/cp-tree.h: Add extern for adding_implicit_members.
6058 * cp/decl.c (deprecated_states): New enum.
6059 (start_decl): Set deprecated_state based on attributes.
6060 (grokdeclarator): Test for deprecated uses, propagate attribute.
6061 * cp/lex.c (do_identifier): Test for deprecated primaries.
6062 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6064 2002-01-10 Ira Ruben <ira@apple.com>
6066 Fix to assign attributes to inline member functions.
6067 * cp/decl.c (start_method): Handle attrlist.
6069 2002-01-10 Kazu Hirata <kazu@hxi.com>
6071 * combine.c (expand_field_assignment): Use subreg_lsb().
6073 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6075 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6076 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6077 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6078 Recurse for any operand of AND as long as constant is non-zero.
6080 2002-01-10 Kazu Hirata <kazu@hxi.com>
6082 * config/h8300/h8300.md: Remove constraints from expanders.
6084 2002-01-10 Kazu Hirata <kazu@hxi.com>
6086 * varasm.c: Fix formatting.
6087 * varray.c: Likewise.
6088 * vmsdbgout.c: Likewise.
6089 * xcoffout.c: Likewise.
6091 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6093 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6094 update edge probabilities to match.
6096 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6098 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6100 * doc/languages.texi, doc/sourcebuild.texi: New files.
6101 * doc/configfiles.texi: Make a subsubsection. Update.
6102 * doc/configterms.texi: Add @node. Remove warning that this isn't
6103 instructions for building GCC.
6104 * doc/makefile.texi: Make a subsection.
6105 * doc/gccint.texi: Update.
6107 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6109 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6111 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6113 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6115 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6117 * optabs.c (expand_fix): Look for wider integer modes first.
6119 * i386.md (mov?f): Avoid the fake const double trick for medium
6121 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6122 (fop_df_4): Disable for SSE compilation.
6124 2002-01-10 Graham Stott <grahams@redhat.com>
6126 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6127 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6129 2002-01-10 Richard Henderson <rth@redhat.com>
6131 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6133 2002-01-10 Richard Henderson <rth@redhat.com>
6135 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6136 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6138 2002-01-10 Kazu Hirata <kazu@hxi.com>
6140 * combine.c (can_combine_p): Fix a comment typo.
6142 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6144 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6145 empty list correctly. Change loop index $t to $f for
6146 consistency with rest of Makefile.
6148 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6150 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6151 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6153 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6154 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6155 (altivec_init_builtins): Same.
6156 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6157 (altivec_expand_binop_builtin): Same.
6158 (altivec_expand_ternop_builtin): Same.
6161 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6162 ("altivec_vctuxs"): Fix typo.
6163 ("altivec_vnmsubfp"): Same.
6164 ("altivec_dssall"): New.
6165 ("altivec_mfvscr"): New.
6166 ("altivec_dss"): New.
6167 ("altivec_lvsl"): New.
6168 ("altivec_lvsr"): New.
6169 ("altivec_dstt"): New.
6170 ("altivec_dstst"): New.
6171 ("altivec_dststt"): New.
6172 ("altivec_dst"): New.
6174 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6175 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6177 2002-01-09 Richard Henderson <rth@redhat.com>
6179 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6181 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6183 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6185 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6187 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6189 2002-01-09 Kazu Hirata <kazu@hxi.com>
6191 * read-rtl.c: Fix formatting.
6193 * regclass.c: Likewise.
6194 * regrename.c: Likewise.
6195 * reg-stack.c: Likewise.
6196 * reload1.c: Likewise.
6197 * reload.c: Likewise.
6200 2002-01-09 Kazu Hirata <kazu@hxi.com>
6202 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6203 to extract items in the expr_list chain.
6205 2002-01-09 Richard Henderson <rth@redhat.com>
6207 * config/vax/vax.c (vax_rtx_cost): Never abort.
6209 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6211 2002-01-09 Jan Hubicka <jh@suse.cz>
6213 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6215 2002-01-09 Richard Henderson <rth@redhat.com>
6217 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6218 Unify code from various alternatives.
6220 2002-01-09 Richard Henderson <rth@redhat.com>
6222 * regrename.c (copy_value): Ignore the copy if the source register
6223 is present in the value chain with a narrower mode.
6225 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6227 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6228 for the c4x target. Also improve layout.
6230 2002-01-09 Richard Henderson <rth@redhat.com>
6232 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6233 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6234 to match insn patterns.
6236 2002-01-09 Richard Henderson <rth@redhat.com>
6238 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6239 (copyprop_hardreg_forward_1): Likewise.
6241 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6243 * pa.md (decrement_and_branch_until_zero): Change predicate for
6244 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
6246 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6248 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
6249 gets undefined. For Darwin.
6251 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6253 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
6255 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6257 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
6259 2002-01-08 Richard Henderson <rth@redhat.com>
6261 * regrename.c (copy_value): Ignore overlapping copies.
6263 2002-01-08 Richard Henderson <rth@redhat.com>
6265 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
6266 as needed to avoid shared structure.
6268 2002-01-08 Kazu Hirata <kazu@hxi.com>
6270 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
6273 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6275 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
6276 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
6277 documentation of obsolete macros.
6278 * system.h: Poison these macros.
6279 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
6280 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
6281 config/c4x/c4x.h, config/clipper/clipper.h,
6282 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
6283 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
6284 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
6285 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
6286 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6287 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
6288 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6289 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
6290 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
6291 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6292 config/sparc/sparc.h, config/stormy16/stormy16.h,
6293 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
6294 definitions and commented out definitions of obsolete macros.
6295 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
6296 of MAX_INT_TYPE_SIZE.
6298 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6300 * config/s390/s390.c (s390_preferred_reload_class): Never
6301 return ADDR_REGS if it isn't a subset of the given class.
6302 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
6303 FP_REGS, but all superclasses as well.
6305 * config/s390/s390.c (s390_function_profiler): Fix thinko.
6307 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
6308 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
6309 must not be a const_int.
6311 2002-01-08 Richard Henderson <rth@redhat.com>
6313 * Makefile.in (toplev.o): Depend on options.h.
6314 (gcc.o): Depend on specs.h.
6316 2002-01-08 Jakub Jelinek <jakub@redhat.com>
6318 * expr.c (store_expr): Convert VOIDmode constants back to target's
6321 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6323 * doc/invoke.texi: Markup gcc as @command. Refer to
6324 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
6325 of http://gcc.gnu.org/thanks.html.
6327 2002-01-08 Dale Johannesen <dalej@apple.com>
6329 * config/rs6000/rs6000.md: Add missing int register
6330 target case to movdf_low.
6332 2002-01-08 Zack Weinberg <zack@codesourcery.com>
6334 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
6335 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
6336 (cppinit.o): Depend on except.h.
6337 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
6338 s-specs): New rules.
6340 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
6341 Don't create specs.h/options.h/gencheck.h here. Remove
6342 unnecessary variable settings from last argument of AC_OUTPUT.
6343 * config.in, configure: Regenerate.
6344 * intl.c: Hardcode package name as "gcc".
6346 * cppinit.c: Include except.h.
6347 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
6349 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
6350 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
6351 (!)USING_SJLJ_EXCEPTIONS.
6352 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
6354 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6356 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
6357 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
6358 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
6359 documentation of obsolete macros.
6360 * system.h: Poison these macros.
6361 * config/d30v/d30v.h, config/ns32k/encore.h,
6362 config/stormy16/stormy16.h: Remove definitions and commented out
6363 definitions of obsolete macros.
6365 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
6367 * objc/objc-act.c (handle_class_ref): Mark the declaration of
6368 %sobjc_class_ref_%s as used - to prevent unwanted compiler
6371 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6373 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
6374 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
6375 to insn adjusting stack/frame pointer.
6376 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
6377 accept operands that cause the insn to be non-splittable.
6379 2002-01-08 Graham Stott <grahams@redhat.com>
6381 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
6382 (C_TYPE_FIELDS_VOLATILE): Likewise.
6383 (C_TYPE_BEING_DEFINED): Likewise.
6384 (C_IS_RESERVED_WORD): Likewise.
6385 (C_TYPE_VARIABLE_SIZE): Likewise.
6386 (C_DECL_VARIABLE_SIZE): Likewise.
6387 (C_MISSING_PROTOTYPE_WARNED): Likewise.
6388 (C_SET_EXP_ORIGINAL_CODE): Likewise.
6389 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
6391 (C_DECL_ANTICIPATED): Likewise.
6392 (c_build_type_variant): Add parenthesis.
6394 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6396 * gcc.c (option_map): Remove --version.
6397 (process_command): Handle -fversion following the GNU Coding
6398 Standards. Partially addresses PR other/704.
6400 2002-01-08 Graham Stott <grahams@redhat.com>
6402 * combine.c (combine_instructions): Fix typo.
6404 2002-01-08 Graham Stott <grahams@redhat.com>
6406 * debug.h: Use "tree" and "rtx" throughout.
6408 * debug.c: Likewise.
6410 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
6412 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
6413 constant pool, use the pool's version of the symbol instead.
6415 2002-01-07 Richard Henderson <rth@redhat.com>
6417 * regrename.c (find_oldest_value_reg): Ignore the value chain if
6418 the original register was copied in a mode with a fewer number of
6419 hard registers than the desired mode.
6420 (copyprop_hardreg_forward_1): Likewise.
6421 (debug_value_data): Fix loop test.
6422 * toplev.c (parse_options_and_default_flags): Reenable
6423 -fcprop-registers at -O1.
6425 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6427 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
6428 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
6430 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
6433 * config/rs6000/rs6000.md: Add altivec predicate patterns.
6435 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6437 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
6438 (pa_output_function_prologue): Output local label at the beginning of
6439 the prologue when profiling.
6440 (hppa_profile_hook): Use the local label rather than the function label.
6441 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
6443 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6445 * config/rs6000/rs6000.c (print_operand): Remove extra space.
6446 (altivec_expand_unop_builtin): Fix thinko.
6447 (altivec_expand_binop_builtin): Same.
6448 (altivec_expand_ternop_builtin): Same.
6449 (altivec_expand_builtin): Same.
6451 2002-01-07 Richard Henderson <rth@redhat.com>
6453 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
6455 2002-01-07 Jason Merrill <jason@redhat.com>
6457 * unwind-dw2.c (execute_cfa_program): Use < again.
6459 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6461 * predict.c (combine_predictions_for_insn): Avoid division by zero.
6463 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6465 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
6466 Don't allow -1 - x -> ~x simplifications in the first pass.
6468 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6470 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
6472 (altivec_expand_binop_builtin): Same.
6473 (altivec_expand_unop_builtin): Same.
6474 (print_operand): Fix typo.
6475 (bdesc_1arg): Add vupk* variants.
6477 * rs6000.h (rs6000_builtins): Add vupk* enums.
6479 * rs6000.md: Add altivec_vupk* variants.
6481 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6483 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
6484 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
6485 and last update dates.
6487 2002-01-07 Janis Johnson <janis187@us.ibm.com>
6489 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
6491 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
6493 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
6494 * config/avr/avr.h (CPP_SPEC): Likewise.
6495 (LINK_SPEC): Likewise.
6496 (CRT_BINUTILS_SPECS): Likewise.
6497 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6498 * doc/invoke.texi (AVR Options): Document them.
6500 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
6502 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
6505 2002-01-07 Graham Stott <grahams@redhat.com>
6507 * config/i386/i386.h: Update copyright date.
6508 (HALF_PIC_PTR): Add parenthesis.
6509 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
6510 (CONSTANT_ALIGNMENT): Add parenthesis.
6511 (DATA_ALIGNMENT): Likewise.
6512 (LOCAL_ALIGNMENT): Likewise.
6513 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
6514 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
6515 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
6516 (HARD_REGNO_NREGS): Add paranethesis.
6517 (VALID_SSE_REG_MODE): Whitespace.
6518 (VALID_MMX_REG_MODE): Whitespace.
6519 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
6520 (ix86_hard_regno_mode_ok): Add parenthesis.
6521 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
6522 (RETURN_IN_MEMORY): Whitespace.
6523 (N_REG_CLASSES): Add parenthesis.
6524 (INTEGER_CLASS_P): Add parenthesis and wrap.
6525 (FLOAT_CLASS_P): Likewise.
6526 (SSE_CLASS_P): Likewise.
6527 (MMX_CLASS_P): Likewise.
6528 (MAYBE_INTEGER_CLASS_P): Likewise.
6529 (MAYBE_FLOAT_CLASS_P): Likewise.
6530 (MAYBE_SSE_CLASS_P): Likewise.
6531 (MAYBE_MMX_CLASS_P): Likewise.
6532 (Q_CLASS_P): Likewise.
6533 (GENERAL_REGNO_P): Uppercase macro parameter.
6534 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
6535 (FP_REGNO_P): Likewise.
6536 (ANY_FP_REGNO_P): Uppercase macro parameter.
6537 (SSE_REGNO_P): Likewise.
6538 (SSE_REGNO): Likewise.
6539 (SSE_REG_P): Likewise.
6540 (SSE_FLOAT_MODE_P): Likewise.
6541 (MMX_REGNO_P): Likewise.
6542 (MMX_REG_P):Likewise.
6543 (STACK_REG_P): Likewise.
6544 (NON_STACK_REG_P): Likewise.
6545 (STACK_TOP_P): Likewise.
6546 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
6547 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
6548 (SECONDARY_MEMORY_NEEDED): Likewise.
6549 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
6550 (MD_ASM_CLOBBERS): Whitespace and wrap.
6551 (MUST_PASS_IN_STACK): Whitespace and wrap.
6552 (RETURN_POPS_ARGS): Add parenthesis.
6553 (INIT_CUMULATIVE_ARGS): Likewise.
6554 (FUNCTION_ARG): Likewise.
6555 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
6556 (SETUP_INCOMING_VARARGS): Likewise.
6557 (BUILD_VA_LIST_TYPE): Add parenthesis.
6558 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
6560 (EXPAND_BUILTIN_VA_ARG): Likewise.
6561 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
6562 (INITIALIZE_TRAMPOLINE): Add parenthesis.
6563 (INITIAL_ELIMINATION_OFFSET): Likewise.
6564 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
6565 (REGNO_OK_FOR_BASE_P): Likewise.
6566 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
6567 (REGNO_OK_FOR_DIREG_P): Likewise.
6568 (REG_OK_FOR_INDEX_P): Whitespace.
6569 (REG_OK_FOR_BASE_P): Whitespace.
6570 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
6572 (FIND_BASE_TERM): Fix typo.
6573 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
6574 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
6575 (SYMBOLIC_CONST; Whitespace.
6576 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
6577 (ENCODE_SECTION_INFO): Whitespace.
6578 (FINALIZE_PIC): Remove do { ... } while (0).
6579 (PROMOTE_MODE): Wrap in do { ... } while (0).
6580 (CONST_COSTS): Whitespace.
6581 (RTX_COSTS): Add paramethesis, whitespace and wrap.
6582 (REGISTER_MOVE_COST): Add parenthesis.
6583 (MEMORY_MOVE_COST): Likewise.
6584 (EXTRA_CC_MODES): Whitespace.
6585 (SELECT_CC_MODE): Add parenthesis and whitespace.
6586 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
6587 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
6588 (ASM_OUTPUT_LABEL): Add paramethesis.
6589 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
6590 (ASM_OUTPUT_REG_POP): Likewise.
6591 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
6592 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6594 * config/i386/i386.c: Update copyright.
6595 (CHECK_STACK_LIMIT): Add parenthesis.
6596 (AT_BP): Uppercase macro parameter.
6597 (x86_64_int_parameter_registers): Constify.
6598 (x86_64_int_return_registers): Likewise.
6599 (ix86_compare_op0): Use rtx.
6600 (construct_container): Constify INTREG parameter.
6601 (function_arg): Use rtx.
6603 * diagnostic.h: Update copyright date.
6604 (output_buffer_state): Add parenthesis.
6605 (output_buffer_format_args): Likewise.
6607 * combine.c (combine_instructions): Replace XEXP (links, 0)
6610 2002-01-06 H.J. Lu <hjl@gnu.org>
6612 * cfgcleanup.c (thread_jump): Fix 2 typos.
6614 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
6616 * config.gcc: Add support for --enable-altivec.
6618 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6620 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
6622 2002-01-06 Jakub Jelinek <jakub@redhat.com>
6624 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
6625 __objc_class_name_*.
6627 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6629 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
6631 2002-01-06 Richard Henderson <rth@redhat.com>
6633 * reorg.c (emit_delay_sequence): Remove death notes, not merely
6634 nop them out. Increment label reference count for REG_LABEL.
6635 (fill_slots_from_thread): Frob label reference count around
6636 delete_related_insns.
6638 2002-01-05 Richard Henderson <rth@redhat.com>
6640 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
6643 2002-01-05 Richard Henderson <rth@redhat.com>
6645 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
6646 * integrate.c (output_inline_function): Likewise.
6647 * toplev.c (rest_of_compilation): Do it here instead. Move call
6648 to remove_unnecessary_notes after emitting abstract instance.
6649 Force an emitted nested function to have its parent emited as well.
6650 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
6652 (rtl_for_decl_location): Do not look at reload data structures
6653 before reload has run.
6655 2002-01-05 Kazu Hirata <kazu@hxi.com>
6657 * cse.c: Fix formatting.
6658 * dwarf2asm.c: Likewise.
6659 * dwarf2out.c: Likewise.
6660 * explow.c: Likewise.
6661 * expmed.c: Likewise.
6662 * function.c: Likewise.
6664 * gencheck.c: Likewise.
6665 * genrecog.c: Likewise.
6666 * ggc-common.c: Likewise.
6667 * ggc-page.c: Likewise.
6668 * global.c: Likewise.
6670 2002-01-05 Kazu Hirata <kazu@hxi.com>
6672 * combine.c: Fix formatting.
6674 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
6677 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
6679 2002-01-05 David Edelsohn <edelsohn@gnu.org>
6681 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
6682 as 1 for __powerpc64__ as well.
6684 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
6686 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
6689 2002-01-05 Daniel Berlin <dan@dberlin.org>
6691 * lcm.c: Revert change, due to performance regression it causes on
6692 SPEC because it's slightly more conservative (sigh, I hate
6695 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
6697 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
6699 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6701 * doc/cppinternals.texi: Update.
6703 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
6705 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
6706 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
6708 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
6709 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
6710 kludge for pre-october-14th mmix versions to handle new-found bug
6711 with PUSHJ/PUSHGO and the register stack.
6712 * config/mmix/mmix.h (struct machine_function): Rename member
6713 has_call_value_without_parameters to has_call_without_parameters.
6714 All referers changed.
6715 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
6716 TARGET_MASK_BRANCH_PREDICT): New macros.
6717 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
6718 -mno-reg-stack-fill-bug-workaround.
6719 * config/mmix/mmix.md ("call"): Set struct machine member
6720 has_call_without_parameters.
6722 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
6724 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
6726 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
6728 * cfgcleanup.c: Include tm_p.h
6729 (mark_effect): Fix handling of hard register; fix handling of SET
6731 2002-01-04 Kazu Hirata <kazu@hxi.com>
6733 * config/h8300/h8300.md (anonymous patterns): Check that
6734 operands are registers before using REGNO on them.
6736 2002-01-03 Roland McGrath <roland@frob.com>
6738 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
6740 2002-01-04 Jakub Jelinek <jakub@redhat.com>
6742 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
6743 * c-common.h (genrtl_expr_stmt_value): Likewise.
6744 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
6745 (expand_expr_stmt_value): Add maybe_last argument.
6746 Don't warn about statement with no effect if it is the last statement
6747 in expression statement.
6748 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
6749 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
6750 expand_expr_stmt_value.
6751 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
6752 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
6753 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
6754 as maybe_last to expand_expr_stmt_value.
6756 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
6758 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
6759 be passed in, do not build it.
6760 (c_begin_if_stmt): New function.
6761 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
6762 * c-common.h (c_expand_start_cond): Update prototype.
6763 (c_begin_if_stmt): Prototype new function.
6764 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
6765 * c-parse.in (if_prefix): Use c_begin_if_stmt,
6766 c_begin_while_stmt and c_finish_while_stmt_cond.
6768 2002-01-04 William Cohen <wcohen@redhat.com>
6770 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
6771 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
6772 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
6773 * config/pa/som.h (ASM_FILE_START): Likewise.
6775 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
6777 * lcm.c: Include df.h.
6778 Add available_transfer_function prototype.
6779 (compute_available): Rework to use iterative dataflow framework.
6780 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
6781 with bb_info in df.h
6782 (available_transfer_function): New function.
6784 * Makefile.in (lcm.o): add df.h to dependencies.
6786 2002-01-04 Richard Henderson <rth@redhat.com>
6788 * config/alpha/alpha.c (some_operand): Accept HIGH.
6789 (input_operand): Likewise; accept simple references to globals.
6790 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
6791 (alpha_const_double_ok_for_letter_p): Likewise.
6792 (alpha_extra_constraint): Likewise.
6793 (alpha_preferred_reload_class): Likewise. Do not force
6794 symbolic constants to memory.
6795 (alpha_legitimate_address_p): Accept simple references
6796 to small_symbolic_operand.
6797 (alpha_legitimize_address): New arg scratch. Be prepared to be
6798 called when no_new_pseudos. Emit simple symbolic references.
6799 Split integers into low, high, and rest.
6800 (alpha_expand_mov): Use alpha_legitimize_address.
6801 (some_small_symbolic_mem_operand): New.
6802 (split_small_symbolic_mem_operand): New.
6803 * config/alpha/alpha-protos.h: Update.
6804 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
6805 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6806 (EXTRA_CONSTRAINT): Likewise.
6807 (PREFERRED_RELOAD_CLASS): Likewise.
6808 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
6809 (PREDICATE_CODES): Update.
6810 * config/alpha/alpha.md: New post-reload splitters to convert
6811 simplfied symbolic operands to the form that references $29.
6812 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
6813 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
6815 2002-01-03 Richard Henderson <rth@redhat.com>
6817 * local-alloc.c (function_invariant_p): Update commentary.
6819 2002-01-04 H.J. Lu <hjl@gnu.org>
6821 * toplev.c (rest_of_compilation): Fix a typo when calling
6824 2002-01-03 Kazu Hirata <kazu@hxi.com>
6826 * c-common.c: Fix formatting.
6827 * diagnostic.c: Likewise.
6828 * doloop.c: Likewise.
6829 * dwarf2out.c: Likewise.
6831 2002-01-03 Kazu Hirata <kazu@hxi.com>
6833 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
6834 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
6836 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
6838 * cpperror.c: Update comments and copyright.
6839 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
6840 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
6842 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6844 * collect2.c (main): Use strcmp when testing for "-shared".
6846 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
6848 * cppmacro.c: Don't include intl.h. Update comments.
6849 (new_number_token): Allocate enough buffer for 64-bit unsigned
6850 integers; update prototype.
6851 * cppmain.c: Update comments.
6853 2002-01-03 William Cohen <wcohen@redhat.com>
6855 * function.h (struct function): Add profile.
6856 (current_function_profile): New.
6857 doc/extend.texi: Update documentation.
6858 * final.c (final_start_function): Use current_function_profile
6859 instead of profile_flag.
6860 (profile_after_prologue): Likewise.
6861 * function.c (expand_function_start): Likewise.
6862 (expand_function_start): Likewise.
6863 * config/alpha/alpha.c (direct_call_operand):
6864 (alpha_does_function_need_gp): Likewise.
6865 (alpha_expand_prologue): Likewise.
6866 * config/arm/arm.c (arm_expand_prologue): Likewise.
6867 thumb_expand_prologue: Likewise.
6868 * config/d30v/d30v.c (d30v_stack_info): Likewise.
6869 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
6870 (fr30_expand_prologue): Likewise.
6871 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6872 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
6873 * config/i386/i386.h (FINALIZE_PIC): Likewise.
6874 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6875 * config/i960/i960.c (i960_output_function_prologue): Likewise.
6876 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
6877 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
6878 (m32r_expand_prologue): Likewise.
6879 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
6880 (m88k_expand_prologue): Likewise.
6881 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
6882 * config/mips/mips.c (compute_frame_size): Likewise.
6883 (mips_expand_prologue): Likewise.
6884 (mips_can_use_return_insn): Likewise.
6885 * config/pa/elf.h (ASM_FILE_START): Likewise.
6886 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
6887 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
6888 * config/pa/som.h (ASM_FILE_START): Likewise.
6889 * config/romp/romp.c (romp_using_r14): Likewise.
6890 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
6891 (rs6000_stack_info): Likewise.
6892 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6893 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
6894 * config/v850/v850.c (compute_register_save_size): Likewise.
6896 2002-01-03 Jakub Jelinek <jakub@redhat.com>
6898 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
6899 gen_lowpart_common fails, use gen_lowpart_SUBREG.
6901 2002-01-03 Turly O'Connor <turly@apple.com>
6903 * darwin.c (machopic_output_possible_stub_label): Don't generate
6904 stub routines for pseudo-stubs which we've just defined.
6906 2002-01-03 Kazu Hirata <kazu@hxi.com>
6908 * builtins.c: Fix formatting.
6909 * c-typeck.c: Likewise.
6910 * combine.c: Likewise.
6914 2002-01-03 Andreas Schwab <schwab@suse.de>
6916 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
6917 and return true if _cpp_push_next_buffer pushed a new include
6919 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
6920 _cpp_pop_file_buffer did not push a new file.
6921 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
6923 2002-01-02 Eric Christopher <echristo@redhat.com>
6925 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
6926 FIND_REG_INC_NOTE call. Update copyright.
6927 * loop.c (canonicalize_condition): Ditto.
6928 * reorg.c (delete_scheduled_jump): Ditto.
6930 2002-01-03 Kazu Hirata <kazu@hxi.com>
6932 * gcse.c: Fix formatting.
6934 2002-01-03 Graham Stott <grahams@redhat.com>
6936 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
6937 forward defs for struct tags rtx_def, union_tree, rtvec_def
6938 also output corresponding typedefs for rtx, tree, and rtvec.
6940 * system.h: Move forward defs for struct tags rtx_def, union_tree,
6941 rtvec_def along with corresponding typedefs for rtx, tree, and
6942 rtvec to config.h, hconfig.h, tconfig.h.
6944 2002-01-03 Graham Stott <grahams@redhat.com>
6946 * tree.h: Update copyright date.
6947 (IS_EXPR_CODE_CLASS): Add parenthesis.
6948 (TREE_SET_CODE): Add whitespace.
6949 (TREE_CHECK): Add parenthesis.
6950 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
6951 (CST_OR_CONSTRUCTOR_CHECK):
6952 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
6953 (TREE_SYMBOL_REFERENCED): Whitespace.
6954 (INT_CST_LT): Likewise.
6955 (INT_CST_LT_UNSIGNED): Likewise.
6956 (tree_real_cst): Unwrap comment.
6957 (tree_string): Likewise.
6958 (tree_complex): Likewise.
6959 (IDENTIFIER_POINTER): correct cast.
6960 (SAVE_EXPR_CONTEXT): Whitespace.
6961 (EXPR_WFL_FILENAME_NODE): Likewise.
6962 (EXPR_WFL_FILENAME): Remove parenthesis.
6963 (DECL_ORIGIN): Add parenthesis.
6964 (DECL_FROM_INLINE): Use NULL_TREE.
6965 (build_int_2): Whitespace.
6966 (build_type_variant): Add parenthesis.
6968 * gcc/jcf-parse.c: Update copyright date.
6969 (yyparse): Constify resource_filename.
6971 2002-01-03 Graham Stott <grahams@redhat.com>
6973 * rtl.h: Update copyright date.
6974 (RTL_CHECK1): Wrap long line.
6975 (RTL_CHECK2): Likewise.
6976 (RTL_CHECKC1): Wrap long line and whitespace.
6977 (RTL_CHECKC2): Likewise.
6978 (XWINT): Whitespace.
6984 (XBITMAP): Likewise.
6995 (X0BITMAP): Likewise.
6997 (X0BBDEF): Likewise.
6998 (X0ADVFLAGS): Likewise.
6999 (X0CSELIB): Likewise.
7000 (X0MEMATTR): Likewise.
7008 (XCBITMAP): Likewise.
7010 (XCBBDEF): Likewise.
7011 (XCADVFLAGS): Likewise.
7012 (XCCSELIB): Likewise.
7014 (INSN_UID): Likewise.
7015 (PREV_INSN): Likewise.
7016 (PATTERN): Likewise.
7017 (INSN_CODE): Likewise.
7018 (PUT_REG_NOTE_KIND): Likewise.
7019 (CODE_LABEL_NUMBER): Likewise.
7020 (NOTE_SOURCE_FILE): Likewise.
7021 (NOTE_BLOCK): Likewise.
7022 (NOTE_EH_HANDLER): Likewise.
7023 (NOTE_RANGE_INFO): Likewise.
7024 (NOTE_LIVE_INFO): Likewise.
7025 (NOTE_BASIC_BLOCK): Likewise.
7026 (NOTE_EXPECTED_VALUE): Likewise.
7027 (NOTE_LINE_NUMBER): Likewise.
7028 (LABEL_NAME): Likewise.
7029 (LABEL_NUSES): Likewise.
7030 (LABEL_ALTERNATE_NAME): Likewise.
7031 (ADDRESSOF_DECL): Likewise.
7032 (JUMP_LABEL): Likewise.
7033 (LABEL_NEXTREF): Likewise.
7035 (ORIGINAL_REGNO: Likewise.
7036 (HARD_REGISTER_NUM_P): Add parenthesis.
7037 (SUBREG_REG): Whitespace.
7038 (SUBREG_BYTE): Likewise.
7039 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7040 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7041 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7042 (ASM_OPERANDS_INPUT_VEC): Likewise.
7043 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7044 (ASM_OPERANDS_INPUT): Likewise.
7045 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7046 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7047 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7048 (ASM_OPERANDS_INPUT_MODE): Likewise.
7049 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7050 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7051 (MEM_SET_IN_STRUCT_P): Minor reformat.
7052 (TRAP_CONDITION): Whitespace.
7053 (TRAP_CODE): Likewise.
7054 (COND_EXEC_TEST): Likewise.
7055 (COND_EXEC_CODE): Likewise.
7056 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7057 (PHI_NODE_P): Add parenthesis.
7058 (plus_constant): Whitespace and add parenthesis.
7060 2002-01-03 Kazu Hirata <kazu@hxi.com>
7062 * config/avr/avr.c: Fix comment typos.
7063 * config/c4x/c4x.md: Likewise.
7064 * config/dsp16xx/dsp16xx.h: Likewise.
7065 * config/dsp16xx/dsp16xx.md: Likewise.
7066 * config/i386/i386.md: Likewise.
7067 * config/ia64/ia64.c: Likewise.
7068 * config/m32r/m32r.h: Likewise.
7069 * config/m68hc11/m68hc11.md: Likewise.
7070 * config/mmix/mmix.c: Likewise.
7071 * config/mn10200/mn10200.c: Likewise.
7072 * config/romp/romp.c: Likewise.
7073 * config/sh/sh.c: Likewise.
7074 * config/stormy16/stormy16.c: Likewise.
7075 * config/stormy16/stormy16.h: Likewise.
7076 * config/stormy16/stormy16.md: Likewise.
7078 2002-01-03 Graham Stott <grahams@redhat.com>
7080 * loop.h: Update copyright date.
7081 (LOOP_MOVABLES): Fix typo.
7082 (LOOP_REGS): Likewise.
7083 (LOOP_IVS): Likewise.
7085 2002-01-03 Graham Stott <grahams@redhat.com>
7087 * cppinit.c: Update copyright date.
7088 Don't include output.h
7089 * Makefile.in: Update copyright date.
7092 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7095 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7096 (-pthread) Add to RS/6000 options.
7098 2002-01-02 Kazu Hirata <kazu@hxi.com>
7100 * except.c: Fix comment typos.
7102 * varasm.c: Likewise.
7103 * doc/tm.texi: Fix a typo.
7105 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7107 * c-typeck.c (output_init_element): Allow initializing static storage
7108 duration objects with compound literals.
7110 2002-01-02 Richard Henderson <rth@redhat.com>
7112 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7115 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7117 * gcc.c (default_compilers): Const-ify.
7118 * mips-tdump.c (stab_names): Likewise.
7119 * mips-tfile.c (map_coff_types, map_coff_storage,
7120 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7121 pseudo_ops_t, pseudo_ops): Likewise.
7122 * protoize.c (default_include): Likewise
7124 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7125 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7126 Add array size in declaration.
7127 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7128 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7129 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7130 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7131 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7132 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7133 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7134 emtens, make_nan): Const-ify.
7135 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7136 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7138 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7140 * config.gcc (ia64-*-*): Set extra_headers.
7141 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7142 * config/alpha/t-osf: Remove.
7143 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7145 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7147 * config/rs6000/t-aix43: Revert previous change.
7149 2002-01-02 Jason Merrill <jason@redhat.com>
7151 * c-decl.c (c_expand_body): Call outlining_inline_function when
7152 emitting an inline function out of line.
7154 2002-01-02 Richard Henderson <rth@redhat.com>
7156 * dwarf2out.c (limbo_die_node): Add created_for member.
7157 (new_die): New argument created_for. Update all callers.
7158 (mark_limbo_die_list): New.
7159 (dwarf2out_init): Register limbo_die_list as a root.
7160 (dwarf2out_finish): Force insert limbo dies into their function
7163 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7166 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7168 2002-01-02 Kazu Hirata <kazu@hxi.com>
7170 * config/h8300/fixunssfsi.c: Update copyright.
7173 * config/h8300/h8300.c: Update copyright.
7176 2002-01-02 Kazu Hirata <kazu@hxi.com>
7178 * config/romp/romp.c: Fix comment formatting.
7179 * config/romp/romp.h: Likewise.
7180 * config/romp/romp.md: Likewise.
7181 * config/s390/s390.c: Likewise.
7182 * config/stormy16/stormy16.c: Likewise.
7183 * config/stormy16/stormy16.h: Likewise.
7185 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7187 * c-common.h (genrtl_expr_stmt_value): Declare.
7188 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7189 (genrtl_goto_stmt_value): ... this new function. Pass new
7190 argument down to expand_expr_stmt_value, taking
7191 TREE_ADDRESSABLE into account.
7192 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7193 STMT_EXPR as addressable, i.e., one whose result we want.
7194 * expr.c (expand_expr): Don't save expression statement value
7195 of labeled_blocks or loop_exprs.
7196 * stmt.c (expand_expr_stmt): Redirect to...
7197 (expand_expr_stmt_value): ... this new function. Use new
7198 argument to tell whether to save expression value.
7199 (expand_end_stmt_expr): Reset last_expr_type and
7200 last_expr_value if we don't have either.
7201 * tree-inline.c (declare_return_variable): Mark its use
7202 statement as addressable.
7203 * tree.h: Document new use of TREE_ADDRESSABLE.
7204 (expand_expr_stmt_value): Declare.
7206 2002-01-01 Tom Rix <trix@redhat.com>
7208 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7209 rs6000_emit_allocate_stack.
7211 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7213 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7214 ${srcdir}/ginclude/ to every entry in extra_headers.
7215 * configure: Regenerate.
7216 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7217 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7218 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7219 * ginclude/proto.h: Rename to config/convex/proto.h.
7221 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7223 * attribs.c (handle_vector_size_attribute): Use host_integerp
7224 and tree_int_cst; remove warnings.
7225 * caller-save.c (insert_restore): Add cast to get rid of warning.
7226 (insert_save): Likewise.
7227 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7228 * regmove.c (find_matches): Add temporary var to kill a warning.
7230 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7232 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7233 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7234 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7235 (vms-dwarf2eh.o): Add Makefile rule.
7236 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7237 * config/alpha/vms-dwarf2eh.asm: New file.
7239 * gcc.c (delete_if_ordinary): Delete all versions.
7241 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
7243 * config/mmix/mmix.md: Update FIXME to not mention
7245 (MMIX_rJ_REGNUM): New define_constants constant.
7246 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
7247 "*movdicc_real"): Adjust contraints formatting.
7248 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
7249 for branch prediction.
7250 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
7252 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
7253 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
7254 number. Delete related FIXMEs.
7255 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
7256 from number to MMIX_rJ_REGNUM.
7257 (TARGET_MASK_BRANCH_PREDICT): New.
7258 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
7259 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
7260 value. Add -mbranch-predict and -mno-branch-predict.
7261 (TARGET_VERSION): Drop date.
7262 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
7263 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
7264 for finding out global symbols.
7265 (mmix_asm_output_labelref): Revert condition for global symbol.
7266 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
7267 (mmix_print_operand_punct_valid_p): A '+' is valid.
7269 See ChangeLog.6 for earlier changes.