1 2002-03-19 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4 about -fpic/-fPIC if extra_warnings set.
6 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8 * expr.c (expand_expr): Sign-extend CONST_INT generated from
11 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
14 in favor of SP if FRAME_POINTER_REQUIRED is false.
16 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
18 * emit-rtl.c (gen_int_mode): New function.
19 * rtl.h: Prototype for it.
20 * combine.c (make_extraction, simplify_comparison), expmed.c
21 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
22 (convert_modes, store_field), optabs.c (expand_fix),
23 simplify-rtx.c (neg_const_int, simplify_unary_real),
25 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
26 Use it instead of GEN_INT (trunc_int_for_mode (...)).
28 2002-03-19 Jakub Jelinek <jakub@redhat.com>
31 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
32 convert_parm_for_inlining.
33 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
35 * langhooks-def.h: Likewise.
36 * objc/objc-lang.c: Likewise.
37 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
39 * tree-inline.c (initialize_inlined_parameters):
40 Call convert_parm_for_inlining lang hook if needed.
41 * c-typeck.c (c_convert_parm_for_inlining): New function.
42 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
44 2002-03-18 Mark Mitchell <mark@codesourcery.com>
46 * calls.c (precompute_arguments): Do not assume that temporaries
47 can be destroyed after expanding the argument.
48 (expand_call): Likewise.
50 2002-03-15 Eric Christopher <echristo@redhat.com>
52 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
53 Fix register preference on last change.
54 * config/mips/mips.c (mips_return_in_memory): New function.
55 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
56 * config/mips/mips-protos.h: Declare.
57 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
58 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
60 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
62 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
64 (anddi3, iorsi3): Likewise.
66 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
67 use %gprel for symbols that are going to be placed in linkonce
70 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
71 RETURN_ADDRESS_POINTER_REGNUM to $ra.
72 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
73 not needed. Disregard leaf_function_p().
74 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
76 * config/mips/mips.md (store ra): Only to small SP offsets.
77 2001-08-22 Graham Stott <grahams@redhat.com>
78 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
79 return a REG rtx for the return address register.
81 2002-03-18 Bob Wilson <bob.wilson@acm.org>
83 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
84 constant-pool addresses as "mode-dependent".
85 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
87 2002-03-18 Jakub Jelinek <jakub@redhat.com>
90 * expr.c (emit_group_load): Use extract_bit_field if
91 needed for CONCAT arguments.
93 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
96 * arm.md (tablejump): Make this a define_expand. For PIC add the
97 offset to the base of the table.
98 (thumb_tablejump): Matcher for Thumb tablejump insn.
99 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
100 as the difference of two labels.
101 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
102 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
104 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
105 * arm.c (get_jump_table_size): If the table is not in the text
106 section, return zero.
108 2002-03-18 Bernd Schmidt <bernds@redhat.com>
110 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
112 (arm_reload_out_hi): Use gen_lowpart instead of
113 gen_rtx_SUBREG to access QImode components.
114 * config/arm/arm.md: Disable zero_extend split for QImode
115 subregs in BIG_ENDIAN mode.
116 (storehi_bigend): Match use of least significant byte.
117 (storeinthi): Remove extraneous SUBREG.
118 Add missing construction of operands[2].
119 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
120 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
121 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
123 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
125 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
128 2002-03-17 Richard Henderson <rth@redhat.com>
130 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
133 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
135 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
136 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
138 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
140 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
142 * predict.c (estimate_bb_frequencies): Delete unused variables.
144 2002-03-17 Richard Henderson <rth@redhat.com>
146 * config/ia64/ia64.c (ia64_attribute_table): Move before
147 targetm definition. Make static.
149 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
151 * c-common.h (yyparse, c_common_parse_file): New.
152 * c-lang.c: Include c-common.h.
153 (LANG_HOOKS_PARSE_FILE): Redefine.
154 * c-lex.c: Include c-common.h.
155 (yyparse): Rename c_common_parse_file. Call yyparse.
156 * c-parse.in (yyparse): Remove macro.
157 * c-tree.h (yyparse_1): Remove.
158 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
159 (LANG_HOOKS_INITIALIZER): Update.
160 * langhooks.h (struct lang_hoooks): New hook parse_file.
161 * toplev.c (compile_file): Use parse_file hook.
162 * tree.h (yyparse): Remove.
163 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
165 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
167 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
168 float_truncate, not fix.
169 ("*truncdfsf2_real"): Ditto.
170 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
172 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
174 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
176 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
177 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
178 where appropriate. Make the second reference to
179 leaf_function_p a function call, as intended. Reindented.
181 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
182 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
184 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
185 add register to non-constant into sp.
187 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
188 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
189 (mips16_gp_pseudo_rtx): Lose.
190 (INIT_EXPANDERS): Deleted.
191 * config/mips/mips.c (mips_init_machine_status): New.
192 (mips_free_machine_status): New.
193 (mips_mark_machine_status): New.
194 (override_options): Set them.
195 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
196 (struct machine_function): ... new. Replaced all references.
197 (mips_add_gc_roots): Don't mark them.
198 (embedded_pic_fnaddr_reg): New, extracted from...
199 (embedded_pic_offset): ... here.
200 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
203 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
205 * cppinit.c: Revert -MD removal.
207 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
209 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
210 soft registers by default for 68HC12.
211 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
212 when compiling with -fomit-frame-pointer.
213 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
214 (expand_epilogue): Likewise.
215 (m68hc11_gen_rotate): Use exg when rotating by 8.
217 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
219 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
220 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
221 (splits): Remove unused add splits.
222 ("*addhi3_68hc12"): Tune constraints.
223 ("addhi_sp"): Try to use X instead of Y in all cases and if the
224 constant fits in 8-bits and D is dead use abx/aby instructions.
225 ("*addhi3"): Remove extern declaration of ix_reg.
226 ("*subsi3"): Optimize and provide new split.
228 ("*subhi3_sp"): Avoid saving X if we know it is dead.
229 (arith splits): For 68hc12 save the address register on the stack
230 and do the arithmetic operation with a pop.
232 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
234 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
235 allocating QImode in address registers.
236 ("*movqi_m68hc11"): Likewise.
238 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
240 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
242 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
244 * cppinit.c (print_help): Display -MD and -MMD.
245 Don't display usage string. Update assertion syntax and
247 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
248 (cpp_handle_option): Update.
251 2002-03-15 Chris Demetriou <cgd@broadcom.com>
253 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
254 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
255 and define it so that regardless of target CPU size,
256 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
257 of "int" rather than "long."
259 2002-03-15 Richard Henderson <rth@redhat.com>
261 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
264 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
266 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
267 ("tstqi" split): Avoid using memory for tstqi on address register.
268 (splits): Remove constraints.
269 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
270 ("cmpdf", "cmpsf"): Remove since not used.
271 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
272 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
274 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
276 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
277 ("neghi2"): Tighten constraints.
278 ("one_cmplsi2"): Optimize and simplify split.
279 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
281 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
283 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
284 and split of AND operation to clear the upper bits.
285 ("*logicalsi3_zextqi"): Likewise.
286 ("*logicallhi3_zexthi_ashift8"): Likewise.
287 ("*logicalsi3_silshr16"): Likewise.
288 ("logicalsi3_silshl16"): Likewise.
289 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
291 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
293 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
294 (m68hc11_indirect_p): New function.
295 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
296 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
298 (asm_print_register): Likewise.
299 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
300 (m68hc11_indirect_p): Declare.
301 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
302 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
303 (TARGET_SWITCHES): New option -mrelax.
304 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
306 ("iorsi3", "xorsi3"): Likewise.
307 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
308 ("*andhi3_mem"): New to handle destination in memory with bclr
309 and a scratch register.
310 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
311 ("*andhi3_const"): New when operand2 is constant.
312 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
313 ("*andhi3_gen"): Cleanup of the old "andhi3".
314 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
315 ("xorqi3"): Update constraints.
317 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
319 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
320 for reg_equiv_memory_loc when the operand is a register that does
321 not get a hard register (stack location).
322 (tst_operand): After reload, accept all memory operand.
323 (symbolic_memory_operand): Fix detection of symbolic references.
324 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
325 accept symbols and any constant.
327 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
329 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
330 note on the insn that sets the soft frame register.
331 (must_parenthesize): ix and iy are also reserved names.
332 (print_operand_address): One more place where parenthesis are required
333 to avoid confusion with register names.
334 (m68hc11_gen_movhi): Allow push of stack pointer.
335 (m68hc11_check_z_replacement): Fix handling of parallel with a
337 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
338 the replacement register is.
339 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
341 (MODES_TIEABLE_P): All modes are tieable except QImode.
343 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
345 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
346 (___subdi3): Likewise.
347 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
348 (__map_data_section): Optimize 68hc11 case.
350 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
352 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
353 than a shift to avoid adding a register with itself.
354 (m68hc11_memory_move_cost): Take into account NO_REGS.
355 (m68hc11_register_move_cost): Update and use memory move cost
357 (m68hc11_address_cost): Make cost of valid offset not 0 so that
358 it gives more opportunities to cse to optimize.
359 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
360 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
362 2002-03-15 Mark Mitchell <mark@codesourcery.com>
364 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
365 * c-common.def (CLEANUP_STMT): New tree node.
366 * c-common.h (CLEANUP_DECL): New macro.
367 (CLEANUP_EXPR): Likewise.
368 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
369 * expr.c (expand_expr): Tidy.
370 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
371 * tree-inline.c (initialize_inlined_parameters): Clean up
374 2002-03-15 Jakub Jelinek <jakub@redhat.com>
377 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
378 before movrXX only, use reg_overlap_mentioned_p.
379 Only special case NE if just one insn can be generated.
381 2002-03-15 Jason Merrill <jason@redhat.com>
383 * varasm.c (assemble_variable): Call resolve_unique_section before
384 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
387 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
390 * arm.md (split pattern for thumb shiftable immediates): Add comment
391 explaining non-obvious test.
393 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
396 * arm.md (movaddr, movaddr_insn): Delete.
398 2002-03-15 Jason Merrill <jason@redhat.com>
400 * toplev.c (wrapup_global_declarations): Clarify variable handling.
401 -fkeep-static-consts doesn't apply to comdats.
403 2002-03-14 Richard Henderson <rth@redhat.com>
405 * c-decl.c: Include c-pragma.h.
406 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
407 (finish_function): Tidy.
408 * c-pragma.c: Include c-common.h.
409 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
410 (handle_pragma_weak): Use them.
411 (init_pragma): Register pending_weaks.
412 * c-pragma.h (maybe_apply_pragma_weak): Declare.
413 * print-tree.c (print_node): Print DECL_WEAK.
414 * varasm.c (mark_weak_decls): Remove.
415 (remove_from_pending_weak_list): Remove.
417 (asm_emit_uninitialised): Call globalize_decl for weak commons.
418 (weak_decls): Make a tree_list.
419 (declare_weak): Cons weak_decls directly.
420 (globalize_decl): Remove weak_decls elements directly.
421 (weak_finish): Simplify weak_decls walk. Don't weaken unused
422 symbols. Don't pretend to handle aliases.
423 (init_varasm_once): Update weak_decls registry.
424 * Makefile.in: Update dependencies.
426 2002-03-14 Richard Henderson <rth@redhat.com>
429 * config/ia64/ia64.c: Include tm_p.h last.
430 (gen_nop_type): Remove duplicate definition.
431 (cycle_end_fill_slots): Set sched_data for second L slot.
432 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
433 (nop_cycles_until): Fix typos.
435 2002-03-15 Jakub Jelinek <jakub@redhat.com>
438 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
440 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
442 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
443 descriptors correctly.
445 2002-03-14 Michael Meissner <meissner@redhat.com>
447 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
448 100, allowing MAX_UNROLLED_INSNS to be overridden.
450 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
453 * unroll.c (params.h): Include.
454 (MAX_UNROLLED_INSNS): Delete, now in params.h.
456 * doc/invoke.texi (--param max-unroll-insns): Document.
458 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
460 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
462 * arm.md: Fix warnings about constraints in peepholes and splits.
464 2002-03-14 Zack Weinberg <zack@codesourcery.com>
466 * cpphash.h (struct lexer_state): Remove line_extension member.
467 * cpplib.c (dequote_string, do_linemarker): New functions.
468 (linemarker_dir): New data object.
469 (DIRECTIVE_TABLE): No longer need to interpret #line in
470 preprocessed source. Delete obsolete comment about return
472 (end_directive, directive_diagnostics, _cpp_handle_directive):
473 Don't muck with line_extension.
474 (directive_diagnostics): No need to issue warnings for
476 (_cpp_handle_directive): Issue warnings for linemarkers here,
477 when appropriate. Dispatch linemarkers to do_linemarker, not
479 (do_line): Code to handle linemarkers split out to do_linemarker.
480 Convert escape sequences in filename argument, both places.
482 * cppmacro.c (quote_string): Rename cpp_quote_string and
483 export. All callers changed.
484 * cpplib.h (cpp_quote_string): Prototype.
485 * cppmain.c (print_line): Call cpp_quote_string on to_file
488 * doc/cpp.texi: Document that escapes are now interpreted in
489 #line and in linemarkers, and that non-printing characters are
490 converted to octal escapes when linemarkers are generated.
492 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
494 * emit-rtl.c (try_split): Use delete_insns.
495 * recog.c (split_all_insns): Fix terminating condition.
497 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
498 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
501 * arm.c (arm_output_epilogue): Fix floating-point register save
502 adjustment when using a frame pointer.
504 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
506 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
507 * config/mips/mips.c (compute_frame_size): Retrofit them here.
508 (save_restore_insns, mips_expand_epilogue): And here.
509 (build_mips16_call_stub): And here.
510 (mips_function_value): Use the new macros to decide whether a single
511 or complex float can be returned in floating-point registers. Return
512 a parallel rtx in the complex case.
514 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
516 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
517 call after liveness analysis.
519 * recog.c (split_insn): Use delete_insn_and_edges.
521 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
522 instructions to have branch prediction notes.
523 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
525 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
527 * configure.in: Don't pass -Wno-long-long to a ADA compiler
528 that doesn't support it.
529 * configure: Regenerate.
531 2002-03-13 Jakub Jelinek <jakub@redhat.com>
534 * config/sparc/sparc.md (normal_branch, inverted_branch,
535 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
536 inverted_fp_branch): Adjust calls to output_cbranch.
537 Set length attribute.
538 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
539 output_v9branch. Set length attribute.
540 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
542 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
543 (output_cbranch): Likewise. Handle far branches.
544 (output_v9branch): Handle far branches.
545 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
547 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
548 noov_compare64_op predicates.
550 2002-03-13 Jason Merrill <jason@redhat.com>
552 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
553 into the function and constify it.
554 * gthr-dce.h, gthr-solaris.h: Likewise.
556 2002-03-13 David Edelsohn <edelsohn@gnu.org>
558 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
559 * config/rs6000/rs6000.c (rs6000_va_arg): Use
560 std_expand_builtin_va_arg if not ABI_V4.
562 2002-03-13 Jason Merrill <jason@redhat.com>
564 * varasm.c (globalize_decl): New fn.
565 (assemble_start_function): Use it.
566 (asm_emit_uninitialized): Use it.
567 (assemble_alias): Use it.
568 (assemble_variable): Use it.
570 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
572 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
573 2002-03-12 internal visibility change.
574 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
575 visibility into SYMBOL_REF_FLAG.
577 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
579 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
580 VOIDmode operand. Add compile-time optimization for constant results.
582 2002-03-12 Jason Merrill <jason@redhat.com>
584 * c-typeck.c (convert_for_assignment): Don't allow conversions
585 between pointers and references. Only allow lvalues to convert to
588 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
590 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
591 before prologue, to avoid scheduling problems.
593 2002-03-13 Jakub Jelinek <jakub@redhat.com>
595 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
596 (ELIMINABLE_REGS): Add sfp->sp.
597 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
599 2002-03-13 Jakub Jelinek <jakub@redhat.com>
602 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
604 2002-03-13 Jakub Jelinek <jakub@redhat.com>
606 * loop.c (basic_induction_var): Don't call convert_modes if mode
607 classes are different.
609 2002-03-12 Richard Henderson <rth@redhat.com>
612 * function.c (reposition_prologue_and_epilogue_notes): Position
613 the markers after/before the last/first insn not deleted.
615 2002-03-12 Richard Henderson <rth@redhat.com>
618 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
619 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
620 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
622 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
623 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
624 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
626 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
627 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
628 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
629 also. Don't set it if not flag_pic.
630 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
631 to be INVALID_REGNUM when not used.
633 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
635 * expmed.c (store_bit_field): Reset alias set for memory.
636 (extract_bit_field): Same.
638 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
640 * c-common.c (c_tree_code_type, c_tree_code_length,
641 c_tree_code_name, add_c_tree_codes): Delete.
642 * c-common.h (add_c_tree_codes): Delete.
643 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
645 * c-objc-common.c (c_objc_common_init): Don't call
646 add_c_tree_codes, instead set lang_unsafe_for_reeval.
647 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
648 objc_tree_code_name, add_objc_tree_codes): Delete.
649 (objc_init): Don't call add_objc_tree_codes.
650 * objc/objc-lang.c (tree_code_type, tree_code_length,
651 tree_code_name): Define.
652 * toplev.c (lang_independent_init): Don't set
653 tree_code_length[IDENTIFIER_NODE].
654 * tree.c (tree_code_type, tree_code_length, tree_code_name):
655 Delete definitions, moved to language front-ends.
656 * tree.def (IDENTIFIER_NODE): Hardwire the length.
657 * tree.h (tree_code_type, tree_code_length, tree_code_name):
659 (tree_code_length): Change type to unsigned char.
661 2002-03-12 Richard Henderson <rth@redhat.com>
663 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
664 internal visibility change.
666 2002-03-12 Bob Wilson <bob.wilson@acm.org>
668 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
669 validize_mem() instead of change_address to avoid clobbering
672 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
674 * c-lex.h (position_after_whitespace): Remove.
676 2002-03-12 Jakub Jelinek <jakub@redhat.com>
678 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
679 (lex_string): Use unsigned char pointers.
681 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
683 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
684 is not a valid memory_operand.
686 2002-03-12 Bob Wilson <bob.wilson@acm.org>
688 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
689 * config/xtensa/lib1funcs.asm: Fix copyright to include
690 special case for libgcc files.
691 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
692 (__divsi3): Likewise.
693 (__umodsi3): Likewise.
694 (__modsi3): Likewise.
695 * config/xtensa/lib2funcs.S: Fix copyright to include
696 special case for libgcc files.
698 2002-03-12 Tom Rix <trix@redhat.com>
700 * collect2.c (resolve_lib_name): Move outside of
701 OBJECT_FORMAT_COFF ifdef.
702 (ignore_library): Same.
704 2002-03-12 Bob Wilson <bob.wilson@acm.org>
706 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
708 2002-03-12 Bob Wilson <bob.wilson@acm.org>
710 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
711 to function_section before writing out the constant pool.
713 2002-03-12 David Edelsohn <edelsohn@gnu.org>
715 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
717 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
719 2002-03-12 Alan Modra <amodra@bigpond.net.au>
721 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
725 (cmpsi splitter): Likewise.
726 (modsi3): Fail if <= 0.
727 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
728 redundant test when HOST_BITS_PER_WIDE_INT != 32.
729 (reg_or_sub_cint64_operand): Likewise.
730 (num_insns_constant_wide): Optimize sign extension.
731 (rs6000_legitimize_address): Likewise.
733 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
735 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
736 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
738 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
740 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
743 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
745 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
746 scratch register to DImode / TImode.
747 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
748 register used does not overlap the target.
750 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
752 * Makefile.in (debug.o): Depend on debug.h.
753 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
754 * debug.c (do_nothing_debug_hooks): Likewise.
755 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
756 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
757 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
758 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
759 * dwarfout.c (dwarf_debug_hooks): Likewise.
760 * integrate.c (output_inline_function): Likewise.
761 * objc/objc-act.c (synth_module_prologue): Likewise.
762 * sdbout.c (sdb_debug_hooks): Likewise.
763 * toplev.c (debug_hooks): Likewise.
764 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
766 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
768 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
769 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
770 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
771 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
772 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
773 * defaults.h (POINTER_SIZE): Define.
774 * doc/tm.texi (POINTER_SIZE): Document default.
776 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
778 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
780 2002-03-11 Richard Henderson <rth@redhat.com>
782 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
783 if rebuild_label_notes_after_reload.
785 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
787 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
788 emit pic register load if "internal" visibility.
789 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
790 (cris_expand_builtin_va_arg): Do all computations on trees.
792 2002-03-11 Richard Henderson <rth@redhat.com>
794 * rtlanal.c: Include recog.h.
795 (keep_with_call_p): Fix thinko.
796 * Makefile.in (rtlanal.o): Update dependencies.
798 2002-03-11 Chris Meyer <cmeyer@gatan.com>
800 * genflags.c (gen_insn): Use IS_VSPACE.
801 * genoutput.c (output_insn_data): Likewise.
802 (process_template): Likewise.
804 2002-03-11 Richard Henderson <rth@redhat.com>
806 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
808 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
810 * Makefile.in: Update.
811 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
812 Update documentation.
813 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
814 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
816 2002-03-11 Zack Weinberg <zack@codesourcery.com>
818 * Makefile.in: Give texi2pod its input file as a command line
819 argument, not on stdin.
821 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
822 Daniel Berlin <dan@dberlin.org>
824 C++ alias analysis improvement.
825 * alias.c (record_component_aliases): Record aliases for base
828 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
830 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
832 2002-03-11 Douglas B Rupp <rupp@gnat.com>
834 * toplev.c (vms_fopen): Remove, not needed.
836 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
838 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
840 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
841 for FP, already done later.
843 * toplev.c (debug_args): Add entry for VMS_DEBUG.
844 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
846 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
848 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
849 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
850 LARGEST_EXPONENT_IS_NORMAL for the given mode.
851 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
852 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
853 (ediv, emul, eldexp, esqrt): Likewise.
854 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
855 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
856 (saturate): New function.
857 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
858 (make_nan): Use a saturation value instead of a NaN if
859 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
860 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
861 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
862 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
863 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
864 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
866 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
867 (ROUND_TOWARDS_ZERO): Document.
869 2002-03-11 Andreas Jaeger <aj@suse.de>
871 * cfg.c (dump_flow_info): Remove unused variable.
873 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
875 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
876 computations on trees.
878 2002-03-10 Richard Henderson <rth@redhat.com>
881 * reload.c (copy_replacements_1): New.
882 (copy_replacements): Use it to recurse through the rtx.
884 2002-03-10 Richard Henderson <rth@redhat.com>
886 * loop.c (strength_reduce): Compute number of iterations as
887 unsigned HOST_WIDE_INT.
889 2002-03-10 Richard Henderson <rth@redhat.com>
891 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
892 to move away from the end of the block.
894 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
897 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
899 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
901 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
903 * attribs.c (decl_attributes): Fix signed/unsigned warning.
905 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
907 * config/mmix/mmix.c: Improve comments.
908 (mmix_target_asm_function_prologue): Drop variable
909 empty_stack_frame. Don't allocate unused slot above fp.
910 (mmix_target_asm_function_epilogue): Mirror prologue changes.
911 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
912 brace in first column.
913 (enum reg_class): Ditto.
914 (FIRST_PARM_OFFSET): Now 0.
915 (USER_LABEL_PREFIX): Remove #if 0:d definition.
917 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
919 * combine.c (make_extraction): Fix error in last change.
921 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
923 * c4x.c (c4x_fp_reglist): Const-ify.
924 * cris.c (cris_print_operand): Likewise.
925 * i386.c (ix86_va_arg): Likewise.
926 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
927 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
928 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
929 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
930 * mcore.h (regno_reg_class): Likewise.
931 * mips.c (gen_int_relational): Likewise.
932 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
933 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
934 * pdp11.c (move_costs): Likewise.
935 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
936 * s390.c (s390_branch_condition_mnemonic, regclass_map):
938 * s390.h (regclass_map): Likewise.
939 * sh.c (shift_amounts): Likewise.
940 * sh.md (rotlsi3): Likewise.
942 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
944 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
945 (ne0+5): Use new clobber to generate proper shift pattern.
946 Patch by Michael Matz <matz@kde.org>.
948 2002-03-09 Andreas Schwab <schwab@suse.de>
950 * gcc.c (validate_all_switches): Also handle `%W{...}'.
952 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
954 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
956 2002-03-09 Jakub Jelinek <jakub@redhat.com>
959 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
960 even for non-representable constants.
962 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
964 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
965 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
966 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
967 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
968 (pop_function_context): Compute MAY_SHARE parameter for
970 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
971 (gen_mem_addressof): Call fixup_var_refs with new parm.
973 * combine.c (make_extraction): Don't make extension of CONST_INT.
975 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
977 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
979 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
980 but getting fixed-size structs passed in registers regardless of
981 padding in o32 and o64 ABIs.
983 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
984 offset before loading address of argument passed by transparent
987 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
989 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
991 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
993 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
994 marker such that registers after it are saved.
996 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
998 * sparc.c (arith_4096_operand): Fix error in last change.
1000 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1002 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1005 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1007 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1010 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1012 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1014 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1016 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1017 removed; fix return value.
1018 * combine.c (combine_instructions): Dirtify blocks where we failed to
1019 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1020 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1022 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1024 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1026 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1028 * recog.c (peephole2_optimize): Re-distribute EH edges.
1030 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1032 * expr.c (expand_expr): Use unsave lang hook.
1033 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1034 (LANG_HOOKS_INITIALIZER): Update.
1035 * langhooks.h (struct lang_hooks): New hook unsave.
1036 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1037 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1038 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1039 (unsave_expr_now): Remove.
1040 * tree.h (unsave_expr_now, lang_unsave,
1041 lang_unsave_expr_now): Remove.
1044 2002-03-08 Andreas Jaeger <aj@suse.de>
1046 * flow.c (propagate_block_delete_insn): Remove unused variable.
1048 2002-03-08 Kazu Hirata <kazu@hxi.com>
1050 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1051 insn length for memory load/store.
1053 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1055 * doc/install.texi (--with-libiconv-prefix): Document.
1057 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1059 * doc/sourcebuild.texi: Fix typo.
1061 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1064 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1067 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1069 * rtl.c (copy_most_rtx): Move from here ...
1070 * emit-rtl.c (copy_most_rtx): ... to here.
1072 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1074 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1075 SUBTARGET_CPP_SIZE_SPEC.
1076 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1078 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1080 2002-03-07 Matt Hiller <hiller@redhat.com>
1082 * gensupport.c (first_dir_md_include): Renamed from include;
1083 change all references.
1084 (last_dir_md_include): Renamed from last_include; change all
1086 (init_md_reader): Unconditionally initialize base_dir whether or
1087 not filename is a relative path.
1089 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1091 * config/fp-bit.c (_unord_f2): Compile it in even if
1092 US_SOFTWARE_GOFAST is enabled.
1094 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1095 NULL_RTX. Set all HFmode operations as NULL_RTX.
1096 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1097 NULL_RTX, try reversing the comparison and the operands.
1099 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1101 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1102 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1105 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1107 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1109 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1111 * basic-block.h (fixup_abnormal_edges): Declare.
1112 * reload1.c (fixup_abnormal_edges): New function.
1113 * reg-stack.c (convert_regs): Use it.
1115 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1117 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1119 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1121 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1122 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1123 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1124 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1125 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1126 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1127 unless x and y could be infinite.
1128 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1129 Check that the common type of both arguments is a real, even for
1130 targets without unordered comparisons. Allow an integer argument
1131 to be compared against a real.
1132 (expand_tree_builtin): Use expand_unordered_cmp.
1133 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1134 * cse.c (fold_rtx): Likewise. Fix indentation.
1135 * fold-const.c (fold_real_zero_addition_p): New.
1136 (fold): Use it, and the new HONOR_... macros.
1137 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1138 * jump.c (reversed_comparison_code_parts): After searching for
1139 the true comparison mode, use HONOR_NANS to decide whether it
1140 can be safely reversed.
1141 (reverse_condition_maybe_unordered): Remove IEEE check.
1142 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1143 to decide which simplifications are valid. Allow the following
1144 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1145 and (a - -b) to (a + b).
1146 (simplify_relational_operation): Use HONOR_NANS.
1147 * doc/tm.texi: Document the MODE_HAS_... macros.
1149 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1151 * combine.c (simplify_comparison): If simplifying a logical shift
1152 right and compare with constant, force the comparison to unsigned.
1154 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1156 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1158 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1160 (alt_reg_names): Remove % for vrsave.
1162 2002-03-06 Richard Henderson <rth@redhat.com>
1164 PR optimization/5844
1165 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1166 if used indicates we've already emitted one copy of an operand.
1167 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1168 (gen_split): Supply a non-null used.
1170 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1172 * reload1.c (reload): Unshare all rtl after reload is done.
1174 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1175 but simply fail if the expression is too complex to simplify.
1176 (simplify_gen_binary): Handle simplify_plus_minus failures.
1178 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1180 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1181 consistently call delete_trivially_dead_insns after CSE and GCSE;
1182 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1183 after liveness2; update comment in last crossjumping.
1184 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1186 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1188 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1189 after completing fast dead code elimination.
1191 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1194 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1196 * version.c: Fix misplaced leading blanks on first line.
1198 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1200 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1202 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1204 * cfgcleanup.c (mentions_nonequal_regs): New function.
1205 (thread_jump): Use it.
1206 * toplev.c (rest_of_compilation): Run jump threading after
1209 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1211 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1214 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1216 * predict.c (estimate_bb_frequencies): Do not reload the
1217 frequencies from notes.
1219 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1221 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1222 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1224 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1225 delete_noop_moves): Return indeger.
1226 * flow.c (ndead): New variable.
1227 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1228 BB argument; update callers.
1229 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1230 (life_analysis): Do not call purge_all_dead_edges.
1231 (update_life_info): Return number of deleted insns; print statistics.
1232 (update_life_info_in_dirty_blocks): likewise.
1233 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1234 return number of insns deleted.
1236 * cse.c: Include timevar.h
1237 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1238 iterate until stabilizes; print statistics; return number of killed
1240 * Makefile.in: (cse.o): Add timevar.h dependency
1241 * rtl.h (delete_trivially_dead_insns): New.
1242 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1243 * toplev.c (rest_of_compilation): Update callers.
1245 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1246 (try_optimize_cfg): Do not update liveness.
1247 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1248 removal stabilizes; use delete_trivially_dead_insns.
1250 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1252 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1254 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1255 callbacks when processing assembly language.
1257 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1259 * pa.h (ASM_FILE_END): Define.
1260 * som.h (ASM_FILE_END): Delete.
1262 * pa.c (function_arg): Don't pass floats in general registers in
1263 indirect calls if TARGET_ELF32.
1265 2002-03-05 Richard Henderson <rth@redhat.com>
1267 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1269 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1271 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1273 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1275 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1276 -r command line. Don't hide any symbols if not building
1279 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1281 * cfg.c (dump_flow_info): Warn about profile mismatches.
1282 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1283 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1285 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1287 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1288 wide volatile memory by parts.
1290 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1292 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1295 2002-03-05 Richard Henderson <rth@redhat.com>
1297 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1299 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1301 * toplev.c (documented_lang_options): Document more
1302 language-specific options.
1303 * doc/invoke.texi (Warning Options): Correct documentation for
1304 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1305 * c-decl.c (c_decode_option): Use a table to handle warning options.
1307 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1309 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1310 parameter to mmix_encode_section_info.
1311 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1312 relocatably. Always produce ELF, not mmo if linking relocatably.
1313 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1314 first is non-zero, don't add symbol prefix.
1315 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1316 prototype accordingly.
1318 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1320 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1322 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1324 * configure.in: Increase required makeinfo version to 4.1.
1325 * configure: Regenerate.
1327 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1329 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1332 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1334 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1335 * doc/invoke.texi: Fix @math uses.
1337 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1339 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1342 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1344 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1345 (powerpc-*-eabisimaltivec*): Same.
1347 * config/rs6000/t-ppcendian: New.
1349 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1351 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1352 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1353 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1355 2002-03-03 Richard Henderson <rth@redhat.com>
1357 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1359 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1361 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1362 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1363 tree.c, config/m68k/m68k.c:
1364 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1365 REAL_ARITHMETIC blocks unconditional. Delete some further
1366 #ifdef blocks predicated on REAL_ARITHMETIC.
1367 * flags.h, toplev.c: Delete remaining references to
1370 * doc/invoke.texi: Remove documentation of -fpretend-float.
1371 * doc/tm.texi: Describe the various REAL_* macros as provided by
1372 real.h, not by the target configuration files.
1374 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1375 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1376 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1377 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1378 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1379 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1380 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1381 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1382 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1383 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1384 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1385 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1386 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1387 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1388 config/xtensa/xtensa.h:
1389 Do not define, undefine, or mention in comments any of
1390 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1391 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1392 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1393 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1394 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1395 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1396 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1397 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1398 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1400 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1402 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1403 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1404 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1405 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1406 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1407 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1409 * defaults.h (BITS_PER_WORD): Define.
1410 * doc/tm.texi (BITS_PER_WORD): Document default value.
1412 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1413 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1414 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1416 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1418 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1419 lieu of explicit sizeof/sizeof.
1420 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1421 ix86_expand_builtin): Likewise.
1422 * mips.c (mips_add_gc_roots): Likewise.
1423 * mmix.c (mmix_output_condition): Likewise.
1424 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1425 altivec_init_builtins): Likewise.
1426 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1427 * cppexp.c (Nsuff, parse_number): Likewise.
1428 * cppinit.c (builtin_array_end): Likewise.
1429 * gcc.c (n_default_compilers, process_command): Likewise.
1430 * genpreds.c (output_predicate_decls): Likewise.
1431 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1432 * lcm.c (N_ENTITIES): Likewise.
1433 * stor-layout.c (set_sizetype): Likewise.
1435 2002-03-03 Richard Henderson <rth@redhat.com>
1437 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1438 for types or labels.
1440 2002-03-03 Richard Henderson <rth@redhat.com>
1442 * c-decl.c (start_decl): Initialized variables are not common.
1444 2002-03-02 Per Bothner <per@bothner.com>
1446 * gcc.c (option_map): Suport new --bootclasspath option.
1447 --CLASSPATH is now just an alias for --classpath.
1449 2002-03-02 Richard Henderson <rth@redhat.com>
1451 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1452 load if "internal" visibility.
1453 * doc/extend.texi: Document visibility meanings.
1455 2002-03-02 Richard Henderson <rth@redhat.com>
1457 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1458 to functions as well.
1460 2002-03-02 Richard Henderson <rth@redhat.com>
1462 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1463 (handle_visibility_attribute): Don't call assemble_visibility.
1464 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1465 without asmspec. Invoke assemble_alias when needed.
1466 * varasm.c (maybe_assemble_visibility): New.
1467 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1469 2002-03-02 Richard Henderson <rth@redhat.com>
1471 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1472 invoke ENCODE_SECTION_INFO with first call flag.
1474 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1475 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1476 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1477 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1478 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1479 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1480 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1481 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1482 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1483 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1484 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1485 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1486 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1487 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1488 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1489 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1490 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1491 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1492 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1493 config/sh/sh.h, config/sparc/sparc.h,
1494 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1495 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1496 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1497 FIRST argument. As needed, examine it and do nothing.
1499 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1500 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1501 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1503 * config/arm/t-pe (pe.o): Add dependencies.
1505 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1507 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1508 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1509 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1510 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1511 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1512 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1513 * defaults.h (BITS_PER_UNIT): Define.
1514 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1516 2002-03-02 Kazu Hirata <kazu@hxi.com>
1518 * config/h8300/h8300-protos.h: Add a prototype for
1519 compute_a_shift_length.
1520 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1521 (compute_a_shift_length): Likewise.
1522 (h8300_adjust_insn_length): Do not adjust insn length of shift
1524 * config/h8300/h8300.md (anonymous shift patterns): Use
1525 compute_a_shift_length.
1527 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1529 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1532 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1534 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1536 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1537 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1538 * flags.h (flag_zero_initialized_in_bss): Declare.
1539 * toplev.c (flag_zero_initialized_in_bss): New flag.
1540 (lang_independent_options): Add flag_zero_initialized_in_bss.
1541 * tree.c (initializer_zerop): New function.
1542 * tree.h (initializer_zerop): Declare.
1543 * varasm.c (assemble_variable): If we can emit bss, put zero
1544 initializers in the bss section.
1546 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1548 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1549 like more than one symbol per .weak directive.
1551 2002-03-01 Richard Henderson <rth@redhat.com>
1553 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1554 adjust argument_pointer by pretend_args_size.
1555 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1557 2002-03-01 Kazu Hirata <kazu@hxi.com>
1559 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1561 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1563 * toplev.c (rest_of_compilation): Delete dead jumptables before
1565 * flow.c (delete_dead_jumptables): Make global.
1566 * rtl.h (delete_dead_jumptables): Declare.
1568 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1570 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1571 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1572 * config/rs6000/xcoff.h (COLLET_EXPORT_LIST): Delete.
1574 2002-03-01 Kazu Hirata <kazu@hxi.com>
1576 * config/h8300/h8300-protos.h: Fix formatting.
1577 * config/h8300/h8300.c: Likewise.
1578 * config/h8300/h8300.h: Likewise.
1580 2002-03-01 Kazu Hirata <kazu@hxi.com>
1582 * config/h8300/h8300.c (print_operand): Support 16-bit
1584 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1586 2002-02-28 Richard Henderson <rth@redhat.com>
1588 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1589 pun complex values as integers; use gen_lowpart instead of
1591 (extract_bit_field): Likewise.
1593 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1594 David Edelsohn <edelsohn@gnu.org>
1596 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1597 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1598 (SUPPORTS_WEAK): Likewise.
1599 * output.h (add_weak): Add tree param.
1600 * varasm.c (add_weak): Likewise. Save decl.
1601 (struct weak_syms): Add decl field.
1602 (mark_weak_decls): New function.
1603 (init_varasm_once): ggc_add_root mark_weak_decls.
1604 (assemble_start_function): Use ASM_WEAKEN_DECL.
1605 (assemble_variable): Likewise.
1606 (assemble_alias): Likewise.
1607 (declare_weak): Pass decl to add_weak.
1608 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1609 (remove_from_pending_weak_list): Declare and define for
1611 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1612 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1613 * defaults.h (SUPPORTS_WEAK): Likewise.
1614 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1615 .weak for code sym. Do emit .size for descriptor sym.
1616 (ASM_DECLARE_FUNCTION_SIZE): Define.
1617 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1618 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1619 .lglobl unless TARGET_XCOFF. Formatting fixes.
1620 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1622 (HANDLE_PRAGMA_WEAK): Remove.
1623 (ASM_WEAKEN_LABEL): Remove.
1624 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1626 2002-03-01 Jason Merrill <jason@redhat.com>
1628 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1629 (TARGET_EXPR_CLEANUP): New macro.
1631 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1633 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1634 to take ptr_extend into account as third type of extension.
1635 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1636 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1637 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1638 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1639 * calls.c (precompute_arguments): Use new macro.
1640 (expand_call): Ditto.
1641 * combine.c (nonzero_bits): Ditto.
1642 (record_promoted_value): Ditto.
1643 * expr.c (store_expr): Ditto.
1644 (expand_expr): Ditto.
1645 * function.c (assign_parms): Ditto.
1647 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1649 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1650 override -shared and -shared-libgcc.
1652 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1654 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1656 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1659 2002-02-28 Richard Henderson <rth@redhat.com>
1661 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1662 4 cycle latency from MM producers.
1663 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1665 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1667 * mklibgcc.in: Don't use GNU make extension.
1669 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1671 * c-parse.in (STATIC): New terminal.
1672 (scspec): New non-terminal. Update productions accordingly.
1673 (program): Remove bogus ifc / end ifc.
1674 (array_declarator): Simplify production using STATIC.
1676 2002-02-28 Jim Meyering <meyering@lucent.com>
1678 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1679 \a still means TARGET_BELL.
1681 2002-02-28 Richard Henderson <rth@redhat.com>
1683 * haifa-sched.c (sched_emit_insn): New.
1684 (schedule_block): Use last_scheduled_insn to track last insn.
1685 * sched-int.h (sched_emit_insn): Prototype.
1686 * config/ia64/ia64.c (last_issued): Remove.
1687 (ia64_variable_issue): Don't set it.
1688 (nop_cycles_until): Use sched_emit_insn.
1690 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1692 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1695 2002-02-28 Kazu Hirata <kazu@hxi.com>
1697 * config/h8300/h8300.c: Fix formatting.
1698 * config/h8300/h8300.h: Likewise.
1700 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1702 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1703 which may overwrite the high byte of the frame pointer.
1705 2002-02-28 Bo Thorsen <bo@suse.de>
1707 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1708 (STARTFILE_SPEC): Add 64 bit files.
1709 (ENDFILE_SPEC): Likewise.
1711 2002-02-28 Jason Merrill <jason@redhat.com>
1713 * c-decl.c (finish_function): Only warn about missing return
1714 statement with -Wreturn-type.
1716 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1718 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1720 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1721 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1723 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1725 * basic-block.h (BB_REACHABLE): Renumber.
1726 (BB_DIRTY, BB_NEW): New flags.
1727 (clear_bb_flags): Declare.
1728 (update_life_info_in_dirty_blocks): Declare.
1729 * cfg.c (clear_bb_flags): New function.
1730 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1731 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1732 reorder_insns, emit_insn_after): Mark block as dirty.
1733 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1734 (update_life_info_in_dirty_blocks): New function.
1735 * recog.c (apply_change_group): Dirtify block.
1737 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1739 * gcse.c (delete_null_pointer_checks): Likewise.
1741 * toplev.c (dump_file_index): Move cse2 after bp,
1743 (dump_file_info): Similary.
1744 (rest_of_compilation): Avoid most of CFG rebuilds;
1745 do first if converision after null pointer checks, do cse2
1746 after branch prediction; avoid full liveness rebuild after
1747 initializing subregs.
1748 * invoke.texi (-d options): Document -du, renumber.
1750 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1751 (notice_new_block): Do not set BB_UPDATE_LIFE.
1752 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1753 merge_blocks_move_successor_nojumps, merge_blocks,
1754 try_crossjump_to_edge): Likewise.
1755 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1756 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1757 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1758 (merge_of_block): Do not use life_data_ok.
1759 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1760 (if_convert): Use BB_DIRTY mechanizm to update life.
1761 * lcm.c (optimize_mode_switching): Update
1762 update_life_info_in_dirty_blocks
1764 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1766 * Makefile.in (integrate.o): Update.
1767 * c-decl.c (copy_lang_decl): Rename.
1768 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1769 * integrate.c: Include langhooks.h.
1770 (copy_decl_for_inlining): Update to use langhook.
1771 * langhooks-def.h (lhd_do_nothing_t,
1772 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1773 (LANG_HOOKS_INITIALIZER): Update.
1774 * langhooks.c (lhd_do_nothing_t): New.
1775 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1776 * tree.h (copy_lang_decl): Remove.
1778 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1780 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1782 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1783 POST_DEC, and POST_MODIFY.
1785 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1787 * c-typeck.c (digest_init): Remove unused parameter; all
1790 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1792 * expmed.c (expand_shift): Correctly test for low part of a
1795 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1797 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1798 insn UIDs with insn addresses.
1800 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1802 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1803 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1804 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1805 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1806 gcc.c, toplev.c: Delete code implementing -traditional mode.
1808 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1809 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1810 Document removal of -traditional mode for compilation, and
1811 remove documentation only relevant to that mode.
1813 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1814 config/convex/convex.h, config/d30v/d30v.h,
1815 config/i386/dgux.h, config/i386/osf1elf.h,
1816 config/i386/osfelf.h, config/i386/osfrose.h,
1817 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1818 config/m68k/hp310.h, config/m88k/dgux.h,
1819 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1820 config/m88k/m88k.h, config/m88k/openbsd.h,
1821 config/mips/abi64.h, config/mips/osfrose.h,
1822 config/mips/svr4-5.h, config/mips/svr4-t.h,
1823 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1824 config/stormy16/stormy16.h: Remove all references to
1825 -traditional from target specs. Delete all mention of the
1826 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1827 delete a couple of commented-out definitions of
1828 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1831 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1832 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1834 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1836 * mklibgcc.in: Don't use \n in a line subject to
1837 interpretation by echo.
1839 2002-02-27 Graham Stott <grahams@redhat.com>
1841 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1844 * loop.c (prescan_loop): Handle PARALLEL.
1846 * unroll.c (loop_iterations): Return 0 if the add_val for
1849 * final.c (output_operand_lossage): Constify PFX_STR.
1851 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1853 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1855 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1856 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
1858 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
1860 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1862 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
1864 * cpplex.c (_cpp_lex_token): Handle directives in macro
1866 * cpplib.c (_cpp_handle_directive): Save and restore state
1867 if parsing macro args when entering a directive.
1868 * cppmacro.c (collect_args): No need to handle directives
1870 (enter_macro_context, replace_args): Use the original macro
1871 definition in case it was redefined whilst collecting arguments.
1875 2002-02-26 David Edelsohn <edelsohn@gnu.org>
1877 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
1878 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
1879 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
1881 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
1882 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
1883 (load_toc_v4_PIC_2): Same.
1885 2002-02-26 Alan Modra <amodra@bigpond.net.au>
1887 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
1889 2002-02-26 Richard Henderson <rth@redhat.com>
1891 * config/alpha/alpha.md (ashldi_se): Re-enable.
1893 2002-02-26 Richard Henderson <rth@redhat.com>
1895 * config/alpha/alpha.c (alpha_encode_section_info): Examine
1896 MODULE_LOCAL_P; improve commentary.
1898 2002-02-26 Zack Weinberg <zack@codesourcery.com>
1900 * doc/cpp.texi: Clarify documentation of relationship between
1903 2002-02-26 Kazu Hirata <kazu@hxi.com>
1905 * config/h8300/h8300-protos.h: Update the prototype for
1906 compute_logical_op_length. Add the prototype for
1907 compute_logical_op_cc.
1908 * config/h8300/h8300.c (compute_logical_op_length): Figure out
1910 (compute_logical_op_cc): New.
1911 * config/h8300/h8300.md: Combine all the logical op patterns
1912 in HImode and SImode. Use compute_logical_op_cc.
1914 2002-02-26 Kelley Cook <kelleycook@comcast.net>
1916 * config/i386/i386.c (print_operand): Don't append ATT-style
1917 length suffixs to x87 opcodes when in Intel mode.
1919 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
1921 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
1922 (init_emit_once): Update calls.
1923 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
1924 (init_syntax_once): Prototype.
1926 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1928 * pa-linux.h (LIB_SPEC): Update definition.
1929 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
1931 2002-02-26 Richard Henderson <rth@redhat.com>
1933 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
1934 if we emitted a stop bit.
1936 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1938 * configure.in (libgcc_visibility): Substitute.
1939 * configure: Rebuilt.
1940 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
1941 defined symbols .hidden.
1943 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1945 * attribs.c (c_common_attribute_table): Add visibility.
1946 (handle_visibility_attribute): New function.
1947 * varasm.c (assemble_visibility): New function.
1948 * output.h (assemble_visibility): Add prototype.
1949 * tree.h (MODULE_LOCAL_P): Define.
1950 * crtstuff.c (__dso_handle): Use visibility attribute.
1951 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
1952 for MODULE_LOCAL_P symbols too.
1953 * config/ia64/ia64.c (ia64_encode_section_info): Handle
1954 MODULE_LOCAL_P symbols the same way as local symbols.
1955 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
1956 into .sdata/.sbss by the user.
1957 * doc/extend.texi (Function Attributes): Document visibility
1960 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1963 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
1964 STRING_CST initializer spanning the whole variable without
1966 If expand_expr returned MEM, don't use it.
1968 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
1970 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
1971 generate a die for the lexical block.
1973 2002-02-26 Kazu Hirata <kazu@hxi.com>
1975 * config/h8300/h8300-protos.h: Add a prototype for
1976 compute_logical_op_length.
1977 * config/h8300/h8300.c (compute_logical_op_length): New.
1978 * config/h8300/h8300.md (anonymous logical patterns): Use
1979 compute_logical_op_length for length.
1981 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1983 * dwarf2out.c (modified_type_die): Do not call type_main_variant
1985 (gen_type_die): Same.
1987 * attribs.c (handle_vector_size_attribute): Set debug information.
1989 2002-02-26 Daniel Egger <degger@fhm.edu>
1991 * config/rs6000/rs6000.md: Swap define_insn attributes to
1992 fix incorrect generation of merge high instructions instead
1995 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1997 * c-typeck.c (really_start_incremental_init): Use
1998 bitsize_zero_node for vectors.
2000 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2002 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2003 ("*set_vrsave_internal"): Same.
2005 2002-02-25 Richard Henderson <rth@redhat.com>
2007 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2008 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2010 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2013 * config/i386/i386.c (ix86_return_pops_args): Only pop
2014 fake structure return argument if it was passed on the stack.
2016 2002-02-25 Jason Merrill <jason@redhat.com>
2018 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2021 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2023 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2024 link with shared_name only.
2025 * doc/invoke.texi (Link Options): Document new behavior.
2027 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2029 * c-typeck.c (push_init_level): Handle vectors.
2031 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2033 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2034 operands of SPARC_SETHI_P.
2035 (input_operand): Likewise.
2036 (sparc_emit_set_const32): Likewise.
2037 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2038 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2039 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2040 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2041 (movdi_insn_sp64_vis): Likewise.
2042 (movdi split, movdf split): Use SETHI32.
2043 * doc/md.texi: Document SPARC constraints L, M and N.
2045 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2047 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2048 ("*set_vrsave_internal"): use mfspr for Darwin.
2050 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2051 gen_get_vrsave_internal.
2053 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2055 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2057 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2059 * cpplex.c (cpp_interpret_charconst): Get signedness or
2060 otherwise of wide character constants correct.
2061 * cppexp.c (lex): Get signedness of wide charconsts correct.
2063 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2065 * optabs.c (widen_operand): Only call convert_modes for
2066 promoted SUBREG if signedness matches.
2067 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2069 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2071 * cpplib.c (glue_header_name): Use local buffer to build up
2074 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2076 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2078 2002-02-23 Kazu Hirata <kazu@hxi.com>
2080 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2081 H8/300[HS] separately.
2082 * config/h8300/h8300.md: Remove the early clobber constraint
2083 from bit field patterns.
2085 2002-02-23 Kazu Hirata <kazu@hxi.com>
2087 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2089 (mulhisi3): Likewise.
2090 (umulqisi3): Likewise.
2091 (umulhisi3): Likewise.
2093 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2095 * cppinit.c (output_deps): Correct test for stdout output.
2096 (init_dependency_output): Cure warning.
2098 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2100 * expr.c (store_expr): When converting expression to promoted
2101 equivalent type, allow using SUBREG_REG of TARGET as the target
2102 of the expansion of EXP.
2103 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2104 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2105 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2106 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2107 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2109 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2111 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2112 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2113 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2115 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2117 PR optimization/5747
2118 * loop.c (scan_loop): Update reg info if move_movables created new
2121 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2123 * gcc.c (init_gcc_spec): Revert last change.
2125 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2127 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2128 gpc_reg_operand constraint.
2130 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2132 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2133 Simplify comparison of `low'.
2134 (add_operand): Fix formatting.
2135 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2136 (mask_operand): Disallow mask to wrap in 64-bit mode.
2137 (rs6000_stack_info): Remove redundant test setting push_p.
2138 (output_toc): Fix formatting.
2139 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2140 cc_reg_not_cr0_operand constraint.
2141 (booldi3, boolcdi3 splitters): Same.
2143 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2145 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2147 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2149 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2150 gcc invoked with -shared-libgcc.
2152 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2155 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2156 decl if any of elements was TREE_USED.
2158 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2160 * config/sparc/sol2.h: Don't include sys/mman.h.
2161 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2162 (arith_4096_operand): Don't throw high bits away.
2163 (const64_operand): Take sign extension of CONST_INTs into account.
2164 (const64_high_operand, sparc_emit_set_const32): Likewise.
2165 (GEN_HIGHINT64): Likewise.
2166 (sparc_emit_set_const64_quick1): Likewise.
2167 (const64_is_2insns): Likewise.
2168 (print_operand): Use trunc_int_for_mode for sign extension.
2169 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2170 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2171 chars. Assume CONST_INT is already properly sign-extended.
2172 (movdi split): Sign-extend each SImode part.
2173 (andsi3 split): Don't mask high bits off, so that result
2174 remains properly sign-extend.
2175 (iorsi3 split): Likewise.
2176 (xorsi3 split): Likewise.
2178 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2180 * fold-const.c (fold): Fix typo in comments.
2182 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2184 * Makefile.in (langhooks.o): Update dependencies.
2186 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2188 * langhooks.c: Include flags.h.
2190 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2192 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2194 * c-common.c (c_common_post_options): Set inline trees by
2197 * doc/extend.texi (Function Attributes): Document always_inline
2199 Update documentation about inlining when not optimizing.
2201 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2203 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2204 unless DECL_ALWAYS_INLINE.
2206 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2207 unless DECL_ALWAYS_INLINE.
2208 (c_disregard_inline_limits): Disregard if always_inline set.
2210 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2211 Disregard if always_inline set.
2212 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2213 unless DECL_ALWAYS_INLINE.
2215 * attribs.c (handle_always_inline_attribute): New.
2216 (c_common_attribute_table): Add always_inline.
2218 * config/rs6000/altivec.h: Add prototypes for builtins
2219 requiring the always_inline attribute.
2221 2002-02-21 Eric Christopher <echristo@redhat.com>
2223 * expmed.c (store_bit_field): Try to simplify the subreg
2224 before generating a new one when when the mode size of
2225 value is less than maxmode.
2227 2002-02-21 Richard Henderson <rth@redhat.com>
2229 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2230 than gen_rtx_PLUS to form the sum.
2231 * explow.c (force_reg): Rearrange to not allocate new pseudo
2232 when force_operand returns a register.
2233 * expr.c (expand_assignment): Allow offset_rtx expansion to
2234 return a sum. Do not force addresses into registers.
2235 (expand_expr): Likewise.
2236 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2237 to canonicalize arithmetic that didn't simpify.
2238 (simplify_plus_minus): New argument force; update
2239 all callers. Don't split CONST unless we can do something with it,
2240 and wouldn't lose the constness of the operands.
2242 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2243 that we generated earlier.
2245 2002-02-21 Tom Tromey <tromey@redhat.com>
2247 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2248 (output_line_info): Use constant `1', with a long explanatory
2250 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2252 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2254 * jump.c (redirect_jump): If old label has no UID, don't try to
2257 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2259 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2260 If input is constant, do shifts at compile time.
2262 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2264 * doc/extend.texi: Fix some more overfull hboxes.
2266 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2268 PR optimization/4994
2269 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2272 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2275 * expr.h (expand_and): Add mode argument.
2276 * expmed.c (expand_and): Add mode argument.
2277 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2278 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2279 * except.c (expand_builtin_extract_return_addr): Likewise.
2280 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2281 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2282 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2283 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2284 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2285 gen_rtx (CONST_INT, VOIDmode, x).
2287 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2290 * stmt.c (warn_if_unused_value): Move side effects test once more.
2292 2002-02-20 Torbjorn Granlund <tege@swox.com>
2294 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2295 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2297 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2299 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2300 SUBREG or ZERO_EXTEND.
2302 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2304 * sh.h (current_function_anonymous_args): Remove.
2305 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2306 of current_function_varargs and current_function_stdarg is set.
2307 * sh.c (sh_expand_prologue): Check current_function_varargs /
2308 current_function_stdarg / TARGET_SH5 instead of
2309 current_function_anonymous_args.
2311 * sh64.h (TARGET_VERSION): Define.
2313 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2315 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2316 VRSAVE_REGNO on TARGET_ALTIVEC.
2318 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2320 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2321 bits of SImode const_int.
2322 (includes_rshift_p): Likewise.
2323 (print_operand): Call mask_operand and mask64_operand with correct
2325 (rs6000_output_function_epilogue): Pad traceback table to word.
2326 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2327 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2328 mask64_operand with correct mode.
2329 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2331 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2334 * varasm.c (get_pool_constant_mark): New.
2335 * rtl.h (get_pool_constant_mark): Add prototype.
2336 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2337 be represented if it has not been output.
2339 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2341 * combine.c (do_SUBST): Sanity check substitutions of
2342 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2343 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2344 CONST_INT into its operand.
2345 (known_cond): Likewise, for ZERO_EXTEND.
2346 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2347 allow for simplification of wide modes. Reject CONST_INTs in
2348 ZERO_EXTEND when their actual mode is not given.
2350 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2352 * c-decl.c (pushdecl): If no global declaration is found for an
2353 extern declaration in block scope, try a limbo one.
2355 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2358 * c-common.c (pointer_int_sum): Moved from...
2359 * c-typeck.c (pointer_int_sum): ...here.
2360 * c-common.h (pointer_int_sum): Add prototype.
2362 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2365 * c-decl.c (duplicate_decls): Return 0 if issued error about
2368 2002-02-20 Roger Sayle <roger@eyesopen.com>
2369 Jakub Jelinek <jakub@redhat.com>
2372 * tree.c (host_integerp): Ensure that the constant integer is
2373 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2374 when pos is zero or non-zero respectively. Clarify comment.
2375 * c-format.c (check_format_info_recurse): Fix host_integerp
2376 usage; the pos argument should be zero when assigning to a
2377 signed HOST_WIDE_INT.
2379 2002-02-20 Richard Henderson <rth@redhat.com>
2381 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2382 of the operand, rather than assuming TImode.
2383 (ix86_expand_binop_builtin): Cope with commutative patterns
2384 using nonimmediate_operand for both operands.
2385 (ix86_expand_timode_binop_builtin): Likewise.
2386 (ix86_expand_store_builtin): Validate operand 1.
2387 (ix86_expand_unop1_builtin): Likewise.
2389 2002-02-20 Philip Blundell <philb@gnu.org>
2392 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2394 2002-02-20 Richard Henderson <rth@redhat.com>
2397 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2399 2002-02-20 Tom Tromey <tromey@redhat.com>
2401 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2402 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2403 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2404 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2405 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2408 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2410 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2411 for (const_int 0) in X not just INTVAL.
2413 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2415 * doc/extend.texi: Avoid or reduce overfull hboxes.
2417 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2419 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2420 operations if the field does not start at a mode boundary.
2422 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2424 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2425 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2426 Also done for -Acpu and -Amachine.
2428 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2430 * cppinit.c (init_dependency_output): Take deps output file
2431 from -o if none given with -MF. Suppress normal output.
2432 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2433 * doc/cpp.texi, doc/invoke.texi: Update.
2435 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2437 * toplev.c (output_quoted_string): Write unprintable
2438 characters with octal escapes.
2440 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2442 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2443 really_call_used[VRSAVE_REGNO] if not Altivec.
2445 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2447 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2449 (constant_pool_expr_1): Fix formatting.
2450 (rs6000_legitimize_reload_address): Likewise.
2452 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2454 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2455 now that we have one.
2457 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2459 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2460 end of first block of bitfields (which was only seven bits);
2461 rename dummy to unused_1; remove comment which is no longer true.
2463 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2465 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2467 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2470 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2474 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2475 arm_is_longcall_p rather than inspecting call-type cookie
2477 (call_value_insn) [TARGET_THUMB]: Likewise.
2479 2002-02-19 Graham Stott <grahams@redhat.com>
2481 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2483 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2485 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2486 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2487 (FP_SAVE_INLINE): Delete.
2489 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2490 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2491 * config/rs6000/t-ppccomm: Build crtsavres.o.
2492 * config/rs6000/crtsavres.asm: New file.
2494 2002-02-19 Philip Blundell <philb@gnu.org>
2496 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2498 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2499 (output_return_instruction): Allow interrupt functions to return with
2500 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2501 (arm_expand_prologue): Subtract 4 before stacking LR in an
2504 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2506 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2507 decl, not just FUNCTION_DECL.
2508 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2509 (arm_assemble_integer): Likewise.
2510 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2513 2002-02-19 matthew green <mrg@eterna.com.au>
2515 * config.gcc (sparc-*-netbsdelf*): Enable target.
2516 (sparc64-*-netbsd*): New target.
2517 * config/sparc/netbsd-elf.h: New file.
2518 * config/sparc/t-netbsd64: New file.
2520 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2522 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2524 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2526 * doc/invoke.texi: explicitly list the style guidelines that
2527 -Weffc++ checks for.
2529 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2531 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2533 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2536 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2537 only if not -E. If -E, pass -o through to the preprocessor.
2539 2002-02-19 Kazu Hirata <kazu@hxi.com>
2541 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2542 register number with an appropriate macro.
2544 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2546 * doc/rtl.texi (Constants): Close @code tag.
2548 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2550 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2551 ("mmx_uavgv4hi3"): Same.
2552 ("pmulhrwv4hi3"): Same.
2554 * tree-inline.c (walk_tree): Handle vectors.
2556 * c-common.c (constant_expression_warning): Handle vectors.
2557 (overflow_warning): Same.
2559 * sched-deps.c (sched_analyze_2): Handle vectors.
2561 * rtlanal.c (rtx_unstable_p): Handle vectors.
2562 (rtx_varies_p): Same.
2563 (count_occurrences): Same.
2564 (regs_set_between_p): Same.
2565 (modified_between_p): Same.
2566 (modified_in_p): Same.
2567 (volatile_insn_p): Same.
2568 (volatile_refs_p): Same.
2569 (side_effects_p): Same.
2571 (inequality_comparisons_p): Same.
2572 (replace_regs): Same.
2573 (computed_jump_p_1): Same.
2575 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2577 (inner_mode_array): New.
2578 (copy_rtx): Handle vectors.
2579 (copy_most_rtx): Same.
2580 (rtx_equal_p): Same.
2581 (get_mode_alignment): Adjust for vectors.
2583 * resource.c (mark_referenced_resources): Handle vectors.
2584 (mark_set_resources): Same.
2586 * reload1.c (eliminate_regs): Handle vectors.
2587 (elimination_effects): Same.
2588 (scan_paradoxical_subregs): Same.
2590 * reload.c (subst_reg_equivs): Handle vectors.
2592 * regrename.c (scan_rtx): Handle vectors.
2594 * regclass.c (reg_scan_mark_refs): Handle vectors.
2596 * recog.c (find_single_use_1): Handle vectors.
2598 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2599 (contains_replace_regs): Same.
2600 (memref_referenced_p): Same.
2602 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2603 (subst_constants): Same.
2605 * genattrtab.c (attr_copy_rtx): Handle vectors.
2606 (encode_units_mask): Same.
2607 (clear_struct_flag): Same.
2608 (count_sub_rtxs): Same.
2610 * gcse.c (want_to_gcse_p): Handle vectors.
2611 (oprs_unchanged_p): Same.
2612 (hash_expr_1): Same.
2613 (oprs_not_set_p): Same.
2614 (expr_killed_p): Same.
2615 (compute_transp): Same.
2616 (store_ops_ok): Same.
2618 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2620 (fixup_var_refs_1): Same.
2621 (instantiate_virtual_regs_1): Same.
2623 * fold-const.c (operand_equal_p): Handle vectors.
2625 (rtl_expr_nonnegative_p): Same.
2627 * flow.c (mark_used_regs): Handle vectors.
2629 * df.c (df_uses_record): Handle vectors.
2631 * cselib.c (cselib_subst_to_values): Handle vectors.
2632 (cselib_mem_conflict_p): Same.
2635 * cse.c (canon_reg): Handle vectors.
2637 (cse_process_notes): Same.
2638 (count_reg_usage): Same.
2641 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2643 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2645 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2646 (gen_rtx): Handle CONST_VECTOR.
2647 (gen_const_vector_0): New.
2648 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2649 (reset_used_flags): Same.
2650 (copy_insn_1): Same.
2651 (initializer_constant_valid_p): Handle VECTOR_CST.
2653 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2655 * doc/rtl.texi (Constants): Document const_vector.
2656 (CONST0_RTX): Update for vectors.
2657 (RTL sharing): Same.
2659 * print-tree.c (print_node): Add case for VECTOR_CST.
2661 * tree.h (TREE_VECTOR_CST_ELTS): New.
2662 (struct tree_vector): New.
2663 (union tree_node): Add vector node.
2664 (build_vector): Add prototype.
2666 * tree.def (VECTOR_CST): New.
2668 * tree.c (build_vector): New.
2670 * expmed.c (make_tree): Handle CONST_VECTOR.
2672 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2673 (CONST_VECTOR_ELT): New.
2674 (CONST_VECTOR_NUNITS): New.
2676 * machmode.h (GET_MODE_INNER): New.
2677 (DEF_MACHMODE): Accept 8th arg.
2679 * machmode.def: Add 8th argument for vector inner mode.
2680 Add inner vector modes for vectors.
2682 * rtl.def (VEC_CONST): Remove.
2683 (CONST_VECTOR): New.
2685 * expr.c (clear_storage): Allow vectors.
2686 (is_zeros_p): Handle VECTOR_CST.
2688 * varasm.c (output_constant_pool): Handle vectors.
2689 (rtx_const): Add veclo and vechi fields.
2690 (kind): Add RTX_VECTOR.
2691 (decode_rtx_const): Add case for vector.
2693 * config/rs6000/rs6000-protos.h: Add zero_constant.
2695 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2696 constants. Force easy vector constants into memory.
2697 (easy_vector_constant): New.
2698 (emit_easy_vector_constant): New.
2699 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2702 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2704 ("altivec_lvxl"): Same.
2705 (altivec_lvebx): Same.
2706 (altivec_lvehx): Same.
2707 (altivec_lvewx): Same.
2708 ("*movv4si_const0"): New.
2709 ("*movv4sf_const0"): New.
2710 ("*movv8hi_const0"): New.
2711 ("*movv16qi_const0"): New.
2713 2002-02-18 Kazu Hirata <kazu@hxi.com>
2715 * config/h8300/h8300.c (notice_update_cc): Use
2718 2002-02-18 Kazu Hirata <kazu@hxi.com>
2720 * config/h8300/h8300.md (divmod patterns): Change the
2721 constraints for operands[1] to register_operand.
2723 2002-02-18 Kazu Hirata <kazu@hxi.com>
2725 * config/h8300/h8300-protos.h: Remove the prototype for
2727 * config/h8300/h8300.c (p_operand): Remove.
2728 * config/h8300/h8300.md: Replace p_operand with
2731 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2733 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2735 (output_return_instruction): Allow use of LDR to unstack
2736 return addresss even for interrupt handlers or when
2737 interworking. If compiling for ARMv5, use interworking-safe
2738 return instructions by default. Remove duplicated code and
2739 lengthy "strcat" sequences.
2741 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2743 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2744 (LINK_EH_SPEC): Define.
2745 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2747 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2749 * config/s390/s390.c (s390_emit_prologue): Do not set the
2750 frame_related flag for call-clobbered registers.
2752 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2754 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2755 (construct_container): Fix handling of SSE operands.
2756 (ix86_expand_builtin): Fix handling of 64bit pointers.
2757 (mmx_maskmovq_rex): New pattern.
2759 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2761 * regrename.c (kill_set_value): Handle subregs properly.
2763 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2765 * objc/objc-act.c (handle_impent): Remove leading '*'
2766 from objc_class_name.
2768 2002-02-17 Richard Henderson <rth@redhat.com>
2770 * config/alpha/alpha.c (some_small_symbolic_operand,
2771 some_small_symbolic_operand_1, split_small_symbolic_operand,
2772 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2773 Handle small SYMBOL_REFs anywhere, not just inside memories.
2774 * config/alpha/alpha-protos.h: Update.
2775 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2776 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2778 2002-02-17 Roland McGrath <roland@frob.com>
2780 * config.gcc (powerpc-*-gnu-gnualtivec*,
2781 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2782 * config/rs6000/gnu.h: New file.
2783 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2784 Grok "gnu" in rs6000_abi_name.
2785 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2786 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2787 Grok -mcall-gnu analogous to -mcall-linux et al.
2788 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2789 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2790 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2792 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2795 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2798 2002-02-17 Philipp Thomas <pthomas@suse.de>
2800 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2801 ENDFILE_SPEC before (re)defining them.
2803 2002-02-17 Kazu Hirata <kazu@hxi.com>
2805 * config/h8300/h8300.c: Fix formatting.
2806 * config/h8300/h8300.h: Likewise.
2808 2002-02-17 Philipp Thomas <pthomas@suse.de>
2810 * doc/tm.texi: Explain why empty strings should not be
2811 marked for translation.
2813 2002-02-17 Philipp Thomas <pthomas@suse.de>
2815 * final.c (output_operand_lossage): Changed to accept
2816 printf style arguments. Change calls where necessary.
2817 * output.h (output_operand_lossage): Change declaration
2818 accordingly. Update copyright.
2819 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2820 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2821 Update copyright date where necessary.
2823 * config/i386/i386.c (print_operand): Likewise. Remove use of
2826 * config/cris/cris.c (cris_operand_lossage): Likewise.
2827 Rename parameter so that exgettext recognizes it as
2828 translatable message.
2829 (LOSE_AND_RETURN): Rename parameter to msgid.
2831 2002-02-17 Kazu Hirata <kazu@hxi.com>
2833 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2834 hard coded register number with an appropriate macro.
2835 (HARD_REGNO_MODE_OK): Likewise.
2836 (ARG_POINTER_REGNUM): Likewise.
2837 (STATIC_CHAIN_REGNUM): Likewise.
2838 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2839 * config/h8300/h8300.md (define_constants): Define more
2842 2002-02-17 Philipp Thomas <pthomas@suse.de>
2844 * config/i386/i386.h: Don't mark empty strings for translation.
2846 2002-02-16 H.J. Lu <hjl@gnu.org>
2848 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2850 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2852 * cppinit.c (merge_include_chains): Check for brack being
2853 NULL before attempting to merge it with qtail.
2855 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2857 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
2860 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2862 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
2864 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2866 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
2867 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
2868 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
2870 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2872 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
2873 now only if !TARGET_FIX.
2874 (*movsi_nt_vms_fix): New pattern.
2876 2002-02-16 Douglas B Rupp <rupp@gnat.com>
2878 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
2879 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
2880 (alpha_sa_mask, alpha_sa_size): Reflect above change.
2881 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
2882 (alpha_start_function, alpha_expand_epilogue): Likewise.
2883 (unicosmk_gen_dsib): Likewise.
2885 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2887 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
2889 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
2891 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
2892 check_and_change_labels, s390_final_chunkify): Delete.
2893 (s390_split_branches, s390_chunkify_pool): New functions.
2894 (s390_function_prologue): Call them.
2896 * config/s390/s390.h (S390_REL_MAX): Delete.
2897 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
2899 * config/s390/s390.md (cjump, icjump, jump): Fix length
2900 attribute calculation.
2903 2002-02-15 David Edelsohn <edelsohn@gnu.org>
2905 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
2906 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
2908 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
2910 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
2911 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
2912 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
2914 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2916 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
2918 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2920 * reload.c (find_dummy_reload): Check that an output register
2921 is valid for its mode.
2923 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
2925 * combine.c (known_cond): After replacing the REG of a SUBREG, try
2928 * function.c (assign_parms): Demote promoted argument passed by
2929 transparent reference.
2931 2001-02-14 Joel Sherrill <joel@OARcorp.com>
2933 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
2934 -Acpu() and -Amachine() to eliminate warnings.
2936 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2938 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
2940 2002-02-14 Kazu Hirata <kazu@hxi.com>
2942 * config/h8300/h8300-protos.h: Update the prototype for
2944 * config/h8300/h8300.c (const_costs): Treat SET as a little
2945 more expensive operation.
2946 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
2947 reference to const_costs.
2949 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
2951 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
2953 2002-02-14 Jakub Jelinek <jakub@redhat.com>
2956 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
2957 use arguments from newtype.
2959 2002-02-13 Eric Christopher <echristo@redhat.com>
2961 * config/mips/mips.c (override_options): Add check for march/mipsX
2962 on the same command line. Fix error message in cpu processing.
2963 Remove architecture and ISA checks.
2965 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2967 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
2969 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
2971 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2973 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
2975 ("*movv8hi_internal1"): Same.
2976 ("*movv16qi_internal1"): Same.
2977 ("*movv4sf_internal1"): Same.
2979 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
2980 not push_reload for altivec modes.
2982 2002-02-13 Joel Sherrill <joel@OARcorp.com>
2984 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
2985 all RTEMS targets including removal of #includes from config/*/rtems*.h
2986 file and adding them to tm_file setting. Added xm_defines=POSIX to
2988 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
2989 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
2990 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
2991 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
2992 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
2993 config/m68k/rtemself.h: Ditto.
2994 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
2995 config/mips/rtems64.h: Ditto.
2996 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
2997 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
2999 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3000 config/sparc/rtemself.h: Ditto.
3001 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3002 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3003 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3005 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3006 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3007 target made more similar to i386-elf.
3008 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3009 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3010 be similar to config/m68k/t-m68kelf.
3011 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3013 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3015 * regmove.c (kill_value): Handle subregs.
3017 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3019 * i386.md (mul patterns): Allow memory operand to be first;
3020 add expanders where needed; fix constraints.
3021 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3022 Allow memory operand to be the first.
3024 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3027 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3030 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3033 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3035 PR optimization/5547:
3036 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3037 all valid IA-32 address modes involving non-scaled %ebx and
3038 GOT/GOTOFF as displacement.
3040 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3042 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3043 after emitting ltorg insns.
3045 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3046 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3047 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3048 *abssf2): Fix "op_type" attribute.
3050 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3052 * mkconfig.sh: Avoid using a subshell redirect.
3053 ($output.T): Change to $(output)T.
3054 (ENABLE_NLS): Remove unneeded undef.
3056 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3057 * config/alpha/x-vms (libsubdir): Define.
3059 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3060 register frame procedures. Optimize retrieving context.
3062 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3063 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3064 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3066 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3068 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3069 Make same change as for find_base_value.
3071 2002-02-13 Kazu Hirata <kazu@hxi.com>
3073 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3074 of QImode and SImode.
3076 2002-02-13 Kazu Hirata <kazu@hxi.com>
3078 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3079 length computation of movsi.
3080 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3082 2002-02-13 Kazu Hirata <kazu@hxi.com>
3084 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3085 operands[2] to register_operand.
3087 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3089 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3091 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3093 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3094 for altivec_lvx* and altivec_stvx*.
3095 ("*movv4si_internal"): Add constraint for loading from GPRs.
3096 ("*movv8hi_internal1"): Same.
3097 ("*movv16qi_internal1"): Same.
3098 ("*movv4sf_internal1"): Same.
3100 * config/rs6000/rs6000.c (altivec_register_operand): New.
3102 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3103 altivec_register_operand.
3105 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3107 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3110 2002-02-13 Stan Shebs <shebs@apple.com>
3112 * c-typeck.c (digest_init): Handle vectors.
3113 (really_start_incremental_init): Same.
3114 (pop_init_level): Same.
3115 (process_init_element): Same.
3117 * varasm.c (output_constant): Same.
3119 * expr.c (clear_storage): Same.
3120 (store_constructor): Same.
3122 2002-02-12 Eric Christopher <echristo@redhat.com>
3124 * explow.c (hard_function_value): Add comment explaining
3125 signed/unsigned comparison.
3127 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3129 * jump.c (never_reached_warning): Add finish argument.
3130 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3131 real insn after end.
3132 * rtl.h (never_reached_warning): Adjust prototype.
3133 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3134 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3135 never_reached_warning.
3137 2002-02-12 Graham Stott <grahams@redhat.com>
3139 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3141 2002-02-12 Kazu Hirata <kazu@hxi.com>
3143 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3144 logical shifts on H8/300.
3145 (shift_alg_si): Improve several shifts on H8/300.
3146 (get_shift_alg): Likewise.
3148 2002-02-12 Graham Stott <grahams@redhat.com>
3150 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3152 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3154 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3155 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3157 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3159 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3160 non-CONST_INT through default_assemble_integer.
3161 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3162 <case 8>: Abort for CONST_DOUBLE.
3164 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3166 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3168 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3169 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3171 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3173 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3175 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3177 * regrename.c (regrename_optimize): Don't accept a
3178 part-clobbered register if the replaced register is not part
3181 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3182 take padding into account when computing the argument value.
3184 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3186 * combine.c (try_combine): Apply substitutions in
3187 CALL_INSN_FUNCTION_USAGE too.
3189 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3191 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3192 __builtin_altivec_abs*.
3195 * config/rs6000/rs6000.h (rs6000_builtins): Add
3196 ALTIVEC_BUILTIN_ABS*.
3198 * config/rs6000/altivec.h: Use const char for builtins expecting
3200 (vec_abs): New versions for C and C++.
3203 2002-02-10 Kazu Hirata <kazu@hxi.com>
3205 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3208 2002-02-10 Kazu Hirata <kazu@hxi.com>
3210 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3211 constant definition from h8300.md.
3212 (FRAME_POINTER_REGNUM): Likewise.
3213 * config/h8300/h8300.md (define_constants): Add FP_REG.
3215 2002-02-10 Kazu Hirata <kazu@hxi.com>
3217 * config/h8300/h8300.c (print_operand): Remove redundant code.
3219 2002-02-10 Kazu Hirata <kazu@hxi.com>
3221 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3222 * config/h8300/h8300.c (byte_reg): Make it static.
3224 2002-02-10 Richard Henderson <rth@redhat.com>
3227 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3229 2002-02-10 Richard Henderson <rth@redhat.com>
3232 * tree.c (append_random_chars): Don't abort if main_input_filename
3235 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3237 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3239 2002-02-10 Kazu Hirata <kazu@hxi.com>
3241 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3242 (pushhi1): Likewise.
3244 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3246 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3247 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3249 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3251 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3253 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3255 2002-02-09 Kazu Hirata <kazu@hxi.com>
3257 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3258 a half of an SImode register on H8/300.
3260 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3262 * i386.md (movdi_2): Add missing '!'.
3264 2002-02-09 Kazu Hirata <kazu@hxi.com>
3266 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3269 2002-02-09 Kazu Hirata <kazu@hxi.com>
3271 * config/h8300/h8300.md (length): Correct the distance valid
3272 for the short branch.
3274 2002-02-09 Kazu Hirata <kazu@hxi.com>
3276 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3278 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3280 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3281 registers in SImode.
3282 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3285 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3288 Contribute sh64-elf.
3289 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3290 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3291 (sh_cannot_modify_jumps_p): New function.
3292 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3293 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3294 (sh_ms_bitfield_layout_p): New function.
3295 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3296 Zack Weinberg <zack@codesourcery.com>
3297 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3298 expand_simple_binop instead of expand_binop.
3299 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3300 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3301 use of .quad and .uaquad.
3302 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3303 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3304 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3305 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3306 movdi_const_16bit): Make sure all CONSTs have modes.
3307 (sym2PIC): Ditto, but by adjusting all callers.
3308 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3309 if the prologue calls the SHmedia argument decoder or register
3311 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3312 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3313 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3314 (sh_expand_epilogue): Don't emit USE of return target register.
3315 (prepare_move_operands): Legitimize DImode PIC addresses.
3316 (sh_media_register_for_return): Skip tr0, used to initialize the
3318 (sh_expand_prologue): Remove explicit USE of return register.
3319 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3320 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3321 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3322 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3323 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3325 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3326 (MOVI_SHORI_BASE_OPERAND_P): New.
3327 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3328 (EXTRA_CONSTRAINT_T): Define in terms of them.
3329 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3330 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3331 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3332 alternatives supporting TARGET_REGS.
3333 (UNSPEC_GOTPLT): New constant.
3334 (movdi split): Move incrementing of LABEL_NUSES...
3335 (movdi_const, movdi_const_32bit): Here. Use
3336 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3337 (movdi_const_16bit): New.
3338 (call, call_value) [flag_pic]: Use GOTPLT.
3339 (call_pop, call_value_pop): New expands.
3340 (call_pop_compact, call_pop_rettramp): New insns.
3341 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3342 (sibcall) [flag_pic]: Use GOT.
3343 (builtint_setjmp_receiver): Remove bogus, unused expand.
3344 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3345 (*pt, *ptb, ptrel): New insns.
3346 (sym2GOT): Handle DImode GOT.
3347 (sym2GOTPLT, symGOTPLT2reg): New expands.
3348 (sym2PIC): New expand.
3349 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3350 (shcompact_return_tramp_i): Use return register explicitly.
3351 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3352 disable flag_reorder_blocks.
3353 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3354 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3355 clobbers, for clarity.
3356 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3357 restoring of r0 in macl as MAYBE_DEAD.
3358 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3359 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3360 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3361 alter_subreg all over.
3362 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3363 reload, instead of emitting instructions that would require
3365 (casesi_load_media): Add missing modes.
3366 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3367 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3368 as used if the argument decoder is called.
3369 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3370 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3371 Pmode, then extend it to DImode if necessary.
3372 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3373 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3374 constants in FPU-enabled SHmedia, let them be loaded from memory.
3375 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3376 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3377 Adjust whitespace in assembly output templates.
3378 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3379 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3380 mode of if_then_else.
3381 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3382 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3384 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3385 Joern Rennecke <amylaar@redhat.com>
3386 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3387 (SUBTARGET_CPP_PTR_SPEC): New.
3388 (SUBTARGET_CPP_SPEC): Remove.
3389 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3390 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3391 Fix typo in previous checkin.
3392 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3393 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3394 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3395 Alexandre Oliva <aoliva@redhat.com>
3396 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3397 what single FP register can hold for SHmedia target.
3398 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3399 Alexandre Oliva <aoliva@redhat.com>
3400 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3401 Do not split into SUBREG.
3402 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3403 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3404 and added new functions as specified in SH5 ABI r9.
3405 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3406 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3408 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3409 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3410 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3411 and consttable_window_ends.
3412 2001-06-03 Graham Stott <grahams@redhat,com>
3413 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3414 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3415 * config/sh/sh.c (print_operand): Handle floating-point pair,
3416 vector and matrix registers.
3417 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3418 vector modes into account.
3419 * config/sh/sh.md (movv2sf): Split move between registers into
3421 (movv4sf, movv16sf): Introduce insns that get split only after
3423 * config/sh/shmedia.h: Fix Copyright dates.
3424 * config/sh/ushmedia.h: Likewise. Move loop counter
3425 declarations into conditionals that uses them.
3426 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3428 * config/sh/sshmedia.h: Fix Copyright dates.
3429 (sh_media_PUTCFG): Fix constraints.
3430 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3431 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3432 ptrmemfunc_vbit_in_delta for SH5.
3433 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3434 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3435 * invoke.texi: Likewise.
3436 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3437 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3438 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3439 GCC_pop_shmedia_regs_nofpu): New global symbols.
3440 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3441 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3442 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3443 compact function with nonlocal labels.
3444 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3445 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3446 (initial_elimination_offset): Account for their stack space.
3447 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3448 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3449 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3450 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3451 least one of the operands to be a register.
3452 (movv2sf): Likewise. Renamed to movv2sf_i.
3453 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3454 prepare_move_operands() before emitting SHmedia insns.
3455 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3456 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3457 Don't save nor initialize r12. Don't mis-align the stack.
3458 Pad the code with a nop.
3459 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3461 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3462 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3463 [__SHMEDIA__]: Implement.
3464 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3465 * config/sh/sh.md: Set latency of `pt' closer to reality.
3466 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3467 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3468 Set move, load and store type attributes.
3469 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3470 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3472 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3473 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3474 * config/sh/sh.c (sh_media_register_for_return): New function.
3475 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3476 branch-target register.
3477 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3478 * config/sh/sh.md (return_media_i): Use any call-clobbered
3479 branch-target register.
3480 (return_media): If r18 wasn't copied in the prologue, copy it
3482 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3483 Clear class FP0_REGS.
3484 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3486 2001-03-08 DJ Delorie <dj@redhat.com>
3487 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3488 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3489 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3490 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3491 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3492 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3493 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3494 return value correctly for call_cookie.
3495 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3496 * config/sh/crt1.asm (start): Modified so as to call
3497 ___setup_argv_and_call_main.
3498 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3499 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3501 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3502 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3503 (STRIP_NAME_ENCODING): Use it.
3504 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3505 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3506 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3507 prepare_scc_operands().
3508 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3509 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3510 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3511 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3512 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3513 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3514 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3515 used in shcompact_incoming_args.
3516 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3518 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3520 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3522 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3523 Simplify. Adjust. Add sanity check.
3524 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3526 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3528 (udivsi3, divsi3): Use them.
3529 (force_mode_for_call): New insn.
3530 (call, call_value, sibcall_value): Emit it before SHcompact
3532 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3533 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3534 call cookie is non-NULL before taking its value.
3535 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3536 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3537 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3538 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3540 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3541 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3542 temporary for stack adjusts. Use MACL and MACH to pass
3543 arguments to shcompact_incoming_args.
3544 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3546 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3547 (nested_trampoline): Load static chain address into r1.
3548 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3549 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3550 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3551 fp_arith_reg_operand().
3552 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3553 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3554 and use signed compares for them.
3555 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3556 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3557 ones properly aligned.
3558 (find_barrier): Account for extra alignment needed for 8-byte wide
3560 (machine_dependent_reorg): Require a label for the second 4-byte
3561 constant after an 8-byte one.
3562 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3564 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3565 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3566 last_float when switching float modes.
3567 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3568 auto-increment for general-purpose registers.
3569 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3571 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3573 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3574 registers for varargs.
3575 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3576 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3577 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3578 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3579 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3580 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3581 call_cookie accordingly.
3582 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3583 (SHCOMPACT_BYREF): Likewise.
3584 (SHCOMPACT_FORCE_ON_STACK): New macro.
3585 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3586 (sh_builtin_saveregs): Likewise.
3587 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3588 shcompact_incoming_args): Use new shift values. Support
3589 sequences of consecutive and non-consecutive pushes/pops.
3590 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3591 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3592 * config/sh/sh.h (TEXT_SECTION): Define.
3593 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3594 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3595 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3596 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3597 return values on FPU-enabled SHmedia.
3598 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3599 FPU-enabled SHmedia.
3600 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3601 value is returned in a non-FP reg and is not returned by
3603 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3605 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3606 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3607 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3608 quad-aligned to be passed by callee-copy reference.
3609 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3610 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3611 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3612 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3613 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3614 copying low-numbered FP regs to r7 and r8.
3615 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3616 FP regs to general-purpose regs only if the copy was passed on the
3618 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3619 copying FP reg to r9.
3620 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3621 copy FP regs to general-purpose regs only in outgoing calls.
3622 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3623 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3625 * config/sh/sh.h (struct sh_args): Document all fields.
3626 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3627 passed partially on the stack should not consider making
3629 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3630 stack_regs only for incoming calls. When passing FP args,
3631 make sure there are FP regs available before modifying
3633 (SHCOMPACT_BYREF): Pass double args in general-purpose
3634 registers by reference.
3635 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3636 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3637 attempt to generate sibcalls if the caller got any arguments
3639 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3640 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3641 to 8-byte boundaries.
3642 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3643 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3644 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3645 stored in the stack.
3646 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3647 for the offsets to have the ISA bit set.
3648 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3649 invocation. Use beq instead of bgt to mark end of sequence of
3651 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3652 bgt to mark end of sequence of stores.
3653 * config/sh/sh.c (arith_operand): Don't check whether
3654 CONST_OK_FOR_J for now.
3655 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3656 instead of long for conversion.
3657 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3658 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3659 before passing it to fprintf.
3660 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3661 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3662 Call set_fpscr before reading/writing SR.
3663 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3665 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3667 (FMOVD_WORKS): Define on SH5 with FPU.
3668 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3670 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3672 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3673 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3675 (ia_main_table): Ditto.
3676 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3677 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3678 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3679 the definitions from sh.h.
3680 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3682 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3683 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3684 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3685 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3686 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3687 Increment LABEL_NUSES.
3689 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3691 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3693 * config/sh/elf.h (SIZE_TYPE): Likewise.
3694 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3695 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3696 shcompact_incoming_args): Load switch table addresses using
3698 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3699 (NO_BUILTIN_SIZE_TYPE): Define.
3700 (SIZE_TYPE): Don't define.
3701 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3702 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3703 definition of __SH5__=32 for -m5-compact-nofpu.
3704 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3706 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3707 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3708 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3709 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3710 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3711 (INSN_LENGTH_ALIGNMENT): Likewise.
3712 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3713 * config/sh/sh.md (call, call_value, sibcall): Simplify
3714 copying of non-branch-target register.
3715 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3716 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3717 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3718 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3719 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3720 floating-point values as structs.
3721 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3722 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3723 general-purpose register.
3724 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3725 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3726 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3727 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3728 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3729 (ENCODE_SECTION_INFO): Enclose variables and constants in
3731 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3732 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3733 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3734 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3735 only for LABEL_REFs. For SYMBOL_REFs, prepend
3736 SH_DATALABEL_ENCODING to the symbol name.
3737 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3739 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3740 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3742 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3743 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3744 (DATALABEL_REF_P): Don't require CONST.
3745 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3747 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3748 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3750 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3751 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3752 Use shallow_copy_rtx and PUT_MODE to change the mode of
3753 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3754 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3755 on SHmedia using GENERAL_REGs.
3756 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3757 bltu_media_i): Fix reversion of conditions.
3758 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3759 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3760 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3761 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3762 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3763 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3764 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3765 (GCC_nested_trampoline): Likewise.
3766 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3767 * config/sh/sh.c (gen_datalabel_ref): Define.
3768 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3769 (INITIALIZE_TRAMPOLINE): Likewise.
3770 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3771 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3772 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3773 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3774 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3775 (ic_invalidate): Adjust for SH5.
3776 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3777 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3779 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3780 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3781 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3782 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3783 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3784 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3785 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3786 * config/sh/sh.c (target_reg_operand): Match only target-branch
3787 registers and pseudos that aren't virtual registers.
3788 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3789 Copy operands that don't match target_reg_operand to pseudos.
3790 (call_media, call_value_media, sibcall_media): Use
3791 target_reg_operand instead of target_operand.
3792 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3793 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3794 * config/sh/sh.c (target_reg_operand): Match hardware registers
3795 other than branch-target registers.
3796 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3797 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3798 (fpscr_values) [SH5 == 32]: Define.
3799 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3800 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3801 Handle function addresses coming in SUBREGs.
3802 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3803 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3804 shcompact_return_trampoline): Use datalabel where appropriate.
3805 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3806 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3807 general-purpose register to copy one branch-target register to
3809 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3810 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3811 SYMBOL_REFs with VOIDmode.
3812 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3813 bltu_media_i): New insns.
3814 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3815 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3816 (INIT_CUMULATIVE_ARGS): Likewise.
3817 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3818 * machmode.def (V16SFmode): New mode.
3819 * c-common.c (type_for_mode): Support V2SF and V16SF.
3820 * tree.c (build_common_tree_nodes_2): Likewise.
3821 * tree.h (tree_index): Likewise.
3822 * calls.c (emit_call_1): Take args_so_far. Adjust all
3823 callers. Introduce CALL_POPS_ARGS.
3824 * tm.texi (CALL_POPS_ARGS): Document.
3825 * config/sh/crt1.asm: Implement in SHmedia mode.
3826 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3827 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3828 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3829 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3830 Implement divsi and udivsi in SHmedia mode. Introduce
3831 SHcompact trampolines.
3832 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3834 (regno_reg_class): Rewrite.
3835 (fp_reg_names): Remove.
3836 (sh_register_names, sh_additional_register_names): New.
3837 (print_operand): Added `u'. Support SUBREGs in addresses.
3838 Add parentheses around shifted CONSTs.
3839 (output_file_start): Output .mode and .abi directives.
3840 (shiftcosts, addsubcosts, multcosts): Adjust.
3841 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3842 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3843 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3844 bytes, not registers. Take into account the need for the
3845 SHcompact incoming args trampoline. Adjust all callers.
3846 (sh_expand_prologue): Take stack_regs into account. Call
3847 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3848 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3849 stack aligned as per SH5 ABI.
3850 (sh_builtin_saveregs): Support SH5 ABI.
3851 (sh_build_va_list, sh_va_start): Likewise.
3852 (initial_elimination_offset): Take alignment into account.
3853 Compute location of PR according to the SH5 stack frame.
3854 (arith_reg_operand): Reject branch-target registers.
3855 (shmedia_6bit_operand): New.
3856 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3857 (target_reg_operand): Match DImode only. Accept SUBREGs.
3858 (target_operand): New.
3859 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
3860 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
3861 SIBCALL_REGS for SHmedia.
3862 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
3863 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
3864 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
3865 (TARGET_SWITCHES): New SH5 flags.
3866 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
3867 VALID_REGISTER_P to disable unsupported registers.
3868 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
3869 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
3870 (FUNCTION_ARG_PADDING): Define.
3871 (FASTEST_ALIGNMENT): Adjust.
3872 (SH_REGISTER_NAMES_INITIALIZER): New.
3873 (sh_register_names): Declare.
3874 (DEBUG_REGISTER_NAMES): Define.
3875 (REGISTER_NAMES): Define based on sh_register_names.
3876 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
3877 (sh_additional_register_names): Declare.
3878 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
3879 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
3880 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
3881 (REGISTER_NATURAL_MODE): Define.
3882 (FIRST_PSEUDO_REGISTER): Adjust.
3883 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
3884 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
3885 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
3886 (VECTOR_MODE_SUPPORTED_P): Define.
3887 (REG_CLASS_CONTENTS): Adjust.
3888 (SMALL_REGISTER_CLASSES): Adjust.
3889 (REG_ALLOC_ORDER): Adjust.
3890 (INDEX_REG_CLASS): Adjust.
3891 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
3892 (CONST_OK_FOR_LETTER_P): Adjust.
3893 (PREFERRED_RELOAD_CLASS): Adjust.
3894 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
3895 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
3896 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
3897 (FIRST_FP_PARM_REG): Adjust.
3898 (CALL_POPS_ARGS): Define.
3899 (FUNCTION_ARG_REGNO_P): Adjust.
3900 (struct sh_args): New fields.
3901 (GET_SH_ARG_CLASS): Adjust.
3902 (INIT_CUMULATIVE_ARGS): Adjust.
3903 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
3904 (FUNCTION_ARG_ADVANCE): Adjust.
3905 (FUNCTION_ARG): Adjust.
3906 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
3907 (FUNCTION_ARG_CALLEE_COPIES): Define.
3908 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
3909 (STRICT_ARGUMENT_NAMING): Define.
3910 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
3911 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
3912 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
3913 (SETUP_INCOMING_VARARGS): Adjust.
3914 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
3915 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
3916 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
3917 (SUBREG_OK_FOR_INDEX_P): Adjust.
3918 (EXTRA_CONSTRAINT_S): Update.
3919 (EXTRA_CONSTRAINT_T): New.
3920 (EXTRA_CONSTRAINT): Adjust.
3921 (GO_IF_LEGITIMATE_INDEX): Adjust.
3922 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
3923 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
3925 (MAX_MOVE_MAX): Define.
3927 (CONST_COSTS): Adjust.
3928 (REGISTER_MOVE_COST): Adjust.
3929 (BRANCH_COST): Adjust.
3930 (TEXT_SECTION_ASM_OP): Adjust.
3931 (DBX_REGISTER_NUMBER): Adjust.
3932 (ASM_OUTPUT_DOUBLE_INT): New.
3933 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3934 (PREDICATE_CODES): Adjust.
3935 (PROMOTE_MODE): Adjust.
3936 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
3937 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
3938 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
3939 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
3940 (DR0_REG, DR2_REG, DR4_REG): Renumber.
3941 (TR0_REG, TR1_REG, TR2_REG): New.
3942 (XD0_REG): Renumber.
3943 (UNSPEC_COMPACT_ARGS): New.
3944 (type): Added pt and ptabs.
3945 (length): Default to 4 on SHmedia. Default pt length to 12
3946 and 20 on SHmedia32 and SHmedia64, respectively.
3947 (pt): New function unit.
3948 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
3949 Add whitespace between operands of SHmedia instructions.
3951 (adddi3_media, addsi3_media): Adjust constraints.
3952 (subsi3) [SHmedia]: Force operand 1 into a register.
3953 (udivsi3_i1_media, udivsi3_i4_media): New.
3954 (udivsi3): Support SHmedia.
3955 (divsi3_i1_media, divsi3_i4_media): New.
3956 (divsi3): Support SHmedia.
3957 (anddi3, iordi3, xordi3): Adjust constraints.
3958 (zero_extendhidi2, zero_extendqidi2): New.
3959 (extendsidi2, extendhidi2, extendqidi2): New.
3960 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
3961 (pop_e, pop_fpul, pop_4): Likewise.
3962 (movsi_media): Support FP and BT registers.
3963 (movsi_media_nofpu): New. Adjust splits to DImode.
3964 (lduw, ldub): Renamed to zero_extend* above.
3965 (movqi_media): Fix typo.
3966 (movdi_media): Support FP and BT registers.
3967 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
3968 (movdi_const_32bit): New.
3969 (shori_media): Require immediate operand. Use `u' for output.
3970 (movdf_media, movsf_media): Simplified.
3971 (movdf_media_nofpu, movsf_media_nofpu): New.
3972 (movdf, movsf): Adjust
3973 (movv2sf, movv2sf, movv16sf): New.
3974 (beq_media, beq_media_i): Adjust constraints. Don't use
3975 scratch BT register.
3976 (bne_media, bne_media_i): Likewise.
3977 (bgt_media, bgt_media_i): Likewise.
3978 (bge_media, bge_media_i): Likewise.
3979 (bgtu_media, bgtu_media_i): Likewise.
3980 (bgeu_media, bgeu_media_i): Likewise.
3981 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
3982 bunordered): Emit jump insn. Force operands to registers when
3984 (jump_media, jump): Simplify.
3985 (call_compact, call_compact_rettramp): New.
3986 (call_value_compact, call_value_compact_rettramp): New.
3987 (call_media, call_value_media): Simplify.
3988 (sibcall_compact, sibcall_media): New.
3989 (call, call_value): Adjust for SHmedia and SHcompact.
3990 (sibcall, sibcall_value, untyped_call): Likewise.
3991 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
3992 (indirect_jump): Adjust for SHmedia.
3993 (casesi_jump_media): New.
3994 (nop): Re-enable for SHmedia.
3995 (call_site): Restrict to SH1.
3996 (casesi): Adjust for SHmedia.
3997 (casesi_shift_media, casesi_load_media): New.
3998 (return): Explicitly use PR register. Call return trampoline
4000 (return_i): Explicitly use PR register.
4001 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4002 (return_media): Adjust.
4003 (shcompact_incoming_args): New.
4005 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4006 (movstrsi): Disable on SH5.
4007 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4008 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4009 (subsf3, subsf3_media): Likewise.
4010 (mulsf3, mulsf3_media, mac_media): Likewise.
4011 (divsf3, divsf3_media): Likewise.
4012 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4013 (floatsisf2, fux_truncsfsi2): Likewise.
4014 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4016 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4017 (cmpunsf_media, cmpsf): Likewise.
4018 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4019 (abssf2, abssf2_media): Likewise.
4020 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4021 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4022 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4023 (floatsidf2, fix_truncdfsi2): Likewise.
4024 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4026 (cmpeqdf_media, cmpgtdf_media): Likewise.
4027 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4028 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4029 (absdf2, absdf2_media): Likewise.
4030 (extendsfdf2, extendsfdf2_media): Likewise.
4031 (truncsfdf2, truncsfdf2_media): Likewise.
4032 * config/sh/sh64.h: New file.
4033 * config/sh/t-sh64: New file.
4034 * config/sh/shmedia.h: New file.
4035 * config/sh/ushmedia.h: New file.
4036 * config/sh/sshmedia.h: New file.
4037 * configure.in: Added sh64-*-elf.
4038 * configure: Rebuilt.
4039 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4040 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4041 (reg_class_from_letter): Use `b' for TARGET_REGS.
4042 (print_operand): Support `%M', `%m', `AND' and
4043 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4044 (andcosts): Adjust for SHmedia.
4045 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4047 (target_reg_operand): New function.
4048 * config/sh/sh-protos.h (target_reg_operand): Declare.
4049 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4050 FP registers on SH5.
4051 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4053 (TARGET_REGISTER_P): New macro.
4054 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4055 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4056 (EXTRA_CONSTRAINT_S): New macro.
4057 (EXTRA_CONSTRAINT): Adjust.
4058 (FLOAT_TYPE_SIZE): Define to 32.
4059 (Pmode): DImode on SHmedia.
4060 (CONST_COSTS): Adjust for SHmedia literals.
4061 (PREDICATE_CODES): Added target_reg_operand.
4062 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4063 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4064 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4065 (cmpdi): Accept SHmedia.
4066 (movdicc_false, movdicc_true): New insns.
4067 (movdicc): New expand.
4068 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4070 (addsi3_media): Match `S' constraint.
4071 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4072 (negdi2): Expand for SHmedia.
4073 (one_cmpldi2): New expand.
4074 (zero_extendsidi2): Change from expand to insn.
4075 (extendsidi2): Add constraints.
4076 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4077 LD/ST address. Fix SI immediate loading split.
4078 (movhi_media, movqi_media, lduw, ldub): New insns.
4079 (movhi, movqi): Accept SHmedia.
4080 (shori_media, movdi_media): Relax input constraints. Split
4082 (movdf_media, movsf_media): New insn. New split to movdi.
4083 (movdf, movsf): Match on SHmedia.
4084 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4085 bgeu_media): New insns and splits. New insns with `_i' suffix.
4086 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4087 (bunordered): New expand.
4088 (jump_compact): Renamed from `jump'.
4089 (jump_media): New insn.
4091 (call_media, call_value_media): New insns.
4092 (call, call_value): Adjust.
4093 (indirect_jump_compact): Renamed from `indirect_jump'.
4094 (indirect_jump_media): New insn.
4095 (indirect_jump): New expand.
4096 (untyped_call, return): Accept SHmedia.
4097 (return_media): New insn.
4098 (prologue, epilogue, blockage): Accept SHmedia.
4099 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4100 (sunordered): New expand.
4101 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4102 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4103 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4104 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4105 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4106 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4107 abssf2_media): New insns.
4108 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4109 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4110 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4111 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4112 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4113 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4114 absdf2_media): New insns.
4115 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4116 (extendsfdf2_media, truncdfsf2_media): New insns.
4117 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4118 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4119 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4120 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4121 * config/sh/sh.md (adddi3): New expand.
4122 (adddi3_media, adddi3z_media): New insns.
4123 (adddi3_compact): Renamed from adddi3.
4124 (addsi3_media): Use add.l r63 to add constant zero.
4125 (subdi3): New expand.
4126 (subdi3_media): New insn.
4127 (subdi3_compact): Renamed from subdi3.
4128 (mulsidi3): New expand.
4129 (mulsidi3_media): New insn.
4130 (mulsidi3_compact): Renamed from mulsidi3.
4131 (umulsidi3): New expand.
4132 (umulsidi3_media): New insn.
4133 (umulsidi3_compact): Renamed from umulsidi3.
4134 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4135 (ashlsi3, ashrsi3, lshrsi3): Use them.
4136 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4137 (ashldi3, ashrdi3, lshrdi3): Use them.
4138 (zero_extendsidi2): New expand.
4139 (extendsidi2): New insn.
4140 (movsi_media): New insn. Split to movdi to load constants.
4141 (movsi): Enable for shmedia.
4142 (movdi_media): New insn. Use shori_media to load wide constants.
4143 (short_media): New insn.
4144 (movdi): Enable for shmedia.
4145 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4146 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4147 (SUBTARGET_CPP_SPEC): Added `!m5'.
4148 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4149 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4150 to all other SH variants.
4151 (TARGET_DEFAULT): Set to SH1_BIT.
4152 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4153 (BITS_PER_WORD): Raise to 64 on shmedia.
4154 (MAX_BITS_PER_WORD): Change to 64.
4155 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4156 (INT_TYPE_SIZE): Keep as 32.
4157 (UNITS_PER_WORD): Raise to 8 on shmedia.
4158 (MIN_UNITS_PER_WORD): Keep as 4.
4159 (POINTER_SIZE): Raise to 64 on shmedia.
4160 (CONST_OK_FOR_J): New macro.
4161 (CONST_OK_FOR_LETTER_P): Use it.
4162 (processor_type): Add PROCESSOR_SH5.
4163 * config/sh/sh.md: Conditionalize all expands, insns and
4164 splits to TARGET_SH1.
4166 (addsi3_compact): Renamed from...
4167 (addsi3): Now an expand.
4168 (addsi3_media, subsi3_media): New insns.
4169 (subsi3): Don't negate constants with SHmedia.
4171 * hooks.c: New file.
4172 * hooks.h: New file.
4173 * Makefile.in (HOOKS_H): New.
4174 (TARGET_DEF_H): Added $(HOOKS_H).
4175 (OBJS): Added hooks.o.
4176 (cfgcleanup.o, bb-reorder.o): Added target.h.
4177 (hooks.o): Added dependencies.
4178 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4179 (TARGET_INITIALIZER): this.
4180 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4181 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4182 * bb-reorder.c: Include target.h.
4183 (reorder_basic_blocks): Skip if cannot modify jumps.
4184 * cfgcleanup.c: Include target.h.
4185 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4187 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4189 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4190 Protect jump delay slot instructions with .set noreorder and
4193 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4195 * config/mips/mips.md (casesi_internal_di): Calculate
4196 the index into the target offset table correctly.
4198 2002-02-08 Richard Henderson <rth@redhat.com>
4200 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4201 * final.c (output_addr_const): Accept and discard SUBREG.
4202 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4203 mark them unknown instead.
4204 (simplify_subtraction): Handle RTX_UNKNOWN.
4205 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4207 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4209 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4211 2002-02-08 Richard Henderson <rth@redhat.com>
4213 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4215 2002-02-08 Andreas Jaeger <aj@suse.de>
4217 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4218 * config/i386/t-linux64: New file.
4220 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4222 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4223 * c-parse.in (compstmt): Clear last_expr_type.
4225 2002-02-07 Richard Henderson <rth@redhat.com>
4227 * loop.c (strength_reduce): Sink final_value when not
4230 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4232 * config/sparc/freebsd.h: Fix mismatched spec {.
4234 2002-02-07 Richard Henderson <rth@redhat.com>
4236 * cfgrtl.c: Include recog.h and insn-config.h.
4237 (keep_with_call_p): Fix general_operand invocation.
4238 * Makefile.in (cfgrtl.o): Update dependencies.
4240 2002-02-07 Kazu Hirata <kazu@hxi.com>
4242 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4243 comment. Accept HImode only if TARGET_H8300.
4245 2002-02-07 Eric Christopher <echristo@redhat.com>
4247 * config/mips/crtn.asm: Cleanup #ifdefs.
4249 2002-02-07 Eric Christopher <echristo@redhat.com>
4251 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4252 register 7 as RA instead of $31.
4253 * config/mips/crtn.asm: Ditto.
4254 * config/mips/mips.c (mips_move_2words): Add case for
4255 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4256 (compute_frame_size): Fix typo.
4257 (save_restore_insns): Ditto. Make documentation about using
4258 register $7 as return register more precise.
4259 (mips_expand_epilogue): Fix comment. Add code to work around not
4260 being able to add to the stack pointer directly.
4261 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4262 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4265 2002-02-07 Tom Rix <trix@redhat.com>
4267 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4268 immediates in ldu and stdu DS opcode field.
4269 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4270 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4271 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4273 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4275 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4276 offset for stack bias.
4278 2002-02-07 H.J. Lu <hjl@gnu.org>
4280 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4282 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4284 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4286 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4288 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4289 * i386.c (x86_order_regs_for_local_alloc): New global function.
4290 * i386.h (REG_ALLOC_ORDER): CLeanup.
4291 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4293 2002-02-07 Richard Henderson <rth@redhat.com>
4295 PR optimization/2463
4296 * alias.c (find_base_value): Recall base values for fixed hard regs.
4297 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4299 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4301 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4304 2002-02-06 Richard Henderson <rth@redhat.com>
4307 * stmt.c (resolve_operand_name_1): Take more care with mixed
4308 named and unnamed operands.
4310 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4311 Jan Hubicka <jh@suse.cz>
4313 * loop.c (remove_constant_addition): Avoid clobbering a shared
4316 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4318 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4319 * config/s390/t-linux64: New file.
4320 * config/s390/libgcc-glibc.ver: New file.
4322 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4324 * config/s390/linux64.h: Delete file.
4325 * config/s390/s390x.h: New file.
4326 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4327 as target header file.
4328 * config/s390/linux.h (TARGET_VERSION): Define depending on
4329 DEFAULT_TARGET_64BIT.
4330 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4331 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4332 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4333 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4334 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4335 (EXTRA_SPEC): New define.
4336 * config/s390/s390.h (TARGET_VERSION): Define depending on
4337 DEFAULT_TARGET_64BIT.
4338 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4340 2002-02-06 Jason Merrill <jason@redhat.com>
4342 * c-decl.c (finish_function): Warn about a non-void function with
4343 no return statement and no abnormal exit.
4344 (current_function_returns_abnormally): New variable.
4345 (start_function): Clear it.
4346 (struct c_language_function): Add returns_abnormally.
4347 (push_c_function_context): Save it.
4348 (pop_c_function_context): Restore it.
4349 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4350 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4351 an explicit return type.
4352 * c-tree.h: Declare current_function_returns_abnormally.
4353 (C_FUNCTION_IMPLICIT_INT): New macro.
4354 * c-typeck.c (build_function_call): Set it.
4355 (c_expand_return): Set current_function_returns_value even if the
4358 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4361 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4362 unsafe for reevaluation.
4364 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4367 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4368 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4370 2002-02-06 Richard Henderson <rth@redhat.com>
4372 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4373 be a general_operand. Dest for function value must be a pseudo.
4375 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4377 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4378 as SYMBOL_REFs from the constant pool.
4380 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4382 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4383 passed by invisible reference.
4385 2002-02-05 Richard Henderson <rth@redhat.com>
4387 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4389 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4391 Implement using "base addresses" in insn operands as default.
4392 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4393 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4394 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4395 used to read the rtx value.
4396 (mmix_target_asm_function_epilogue): Fix spacing.
4397 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4398 (mmix_legitimate_address): Ditto.
4399 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4400 should be loaded with a GETA insn. Don't allocate needless extra
4401 char for nul termination and fix misleading comment.
4402 (mmix_print_operand_address): Handle constants if
4403 TARGET_BASE_ADDRESSES.
4404 (mmix_output_register_setting): Use base addressing if
4405 TARGET_BASE_ADDRESSES and the number of insns is 3.
4406 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4407 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4408 to use R as constraint, add LDA to match s.
4409 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4410 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4411 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4412 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4413 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4414 order with other fixed registers.
4415 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4416 other parameter/call-clobbered registers.
4417 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4418 -mbase-addresses, -mno-base-addresses.
4419 (MMIX Options): Ditto.
4421 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4423 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4425 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4427 * config/rs6000/altivec.h: Change elem to _S_elem.
4429 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4431 * config/netbsd.h (WCHAR_TYPE): Define.
4432 (WCHAR_TYPE_SIZE): Ditto.
4434 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4435 (WCHAR_UNSIGNED): Ditto.
4436 (WCHAR_TYPE_SIZE): Ditto.
4438 * config/arm/netbsd.h: Likewise.
4439 * config/i386/netbsd-elf.h: Likewise.
4440 * config/i386/netbsd.h: Likewise.
4441 * config/m68k/netbsd-elf.h: Likewise.
4442 * config/m68k/netbsd.h: Likewise.
4443 * config/ns32k/netbsd.h: Likewise.
4444 * config/sparc/netbsd.h: Likewise.
4445 * config/vax/netbsd.: Likewise.
4447 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4449 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4450 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4451 (TARGET_INITIALIZER): this.
4452 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4453 (BITFIELD_NBYTES_LIMITED): Markup fix.
4454 * tree.h (default_ms_bitfield_layout_p): Declare.
4455 (record_layout_info): Added prev_field.
4456 * tree.c (default_ms_bitfield_layout_p): New fn.
4457 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4458 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4459 * stor-layout.c: Include target.h.
4460 (start_record_layout): Initialize prev_field.
4461 (place_field): Handle MS bit-field layout, and disregard
4462 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4463 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4464 * Makefile.in (stor-layout.o): Adjust dependencies.
4466 2002-02-05 Jason Merrill <jason@redhat.com>
4468 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4470 2002-02-05 Andreas Jaeger <aj@suse.de>
4472 * crtstuff.c: Fix comments.
4474 2002-02-05 Richard Henderson <rth@redhat.com>
4477 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4478 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4481 * config/mips/mips.c (function_arg): Handle TImode.
4482 (function_arg_advance): Likewise.
4484 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4486 * config/rs6000/altivec.h (vec_step_help): Rename to
4489 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4491 * config/rs6000/altivec.h: Fix typos.
4493 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4495 * config/arm/netbsd.h: Correct a comment.
4497 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4499 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4500 building void typed builtins.
4502 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4503 (vec_step): Implement for C++.
4505 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4507 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4509 2002-02-04 Richard Henderson <rth@redhat.com>
4511 * combine.c (nonzero_bits): Re-introduce special case for
4512 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4514 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4516 * doc/extend.texi: Warn about unsupported usage of altivec
4519 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4520 (altivec_predicate_*): New.
4522 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4523 Add C++ version of vec_*() functions.
4525 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4526 (bdesc_2arg): Remove altivec predicates.
4527 (altivec_expand_builtin): Handle predicates.
4528 (altivec_init_builtins): Handle predicates.
4529 (altivec_expand_predicate_builtin): New.
4531 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4533 * pa.c (DO_FRAME_NOTES): Move forward.
4534 (store_reg): Revise handling of frame notes.
4535 (load_reg): Likewise.
4536 (set_reg_plus_d): Likewise.
4537 (hppa_expand_prologue): Likewise.
4538 (hppa_expand_epilogue): Likewise.
4540 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4542 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4544 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4546 PR c/4475, c++/3780:
4547 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4548 * c-common.h (SWITCH_TYPE): Define.
4549 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4550 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4551 Rename spareness variable to sparseness.
4552 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4553 if non-NULL instead of TREE_TYPE (orig_index).
4554 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4555 (expand_end_case): Define using expand_end_case_type.
4556 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4557 to expand_end_case_type.
4558 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4560 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4562 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4563 (BIGGEST_ALIGNMENT): Change to 128.
4565 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4567 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4569 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4571 * pa.md (call_internal_reg_64bit): Remove unused variable.
4573 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4575 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4577 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4578 * config/arm/arm.c (current_function_anonymous_args): Delete,
4579 replace uses with cfun->machine->uses_anonymous_args.
4580 (arm_reorg): Do not reset uses_anonymous_args.
4582 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4583 any geenral register.
4585 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
4587 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4590 2002-02-04 Richard Henderson <rth@redhat.com>
4592 * combine.c (force_to_mode): Remove STACK_BIAS code.
4593 (nonzero_bits): Likewise. Replace sp/fp special case with
4594 REGNO_POINTER_ALIGN.
4596 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4597 (HARD_FRAME_POINTER_REGNUM): New.
4598 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4599 (FIXED_REGS, CALL_USED_REGS): Update.
4600 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4601 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4602 (HARD_REGNO_NREGS): Update for SFP.
4603 (STACK_POINTER_OFFSET): Include bias here ...
4604 (FIRST_PARM_OFFSET): ... not here.
4605 (STACK_BIAS): Remove.
4606 (INIT_EXPANDERS): New.
4607 (STARTING_FRAME_OFFSET): Do not include bias.
4608 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4609 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4610 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4611 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4612 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4613 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4614 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4615 (MUST_SAVE_REGISTER): Likewise.
4616 (sparc_flat_function_prologue): Likewise.
4617 (sparc_flat_function_epilogue): Likewise.
4618 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4619 (sparc_init_modes): SFP is GENERAL_REGS.
4620 (sparc_builtin_saveregs): SFP does not have bias applied.
4622 2002-02-04 Richard Henderson <rth@redhat.com>
4624 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4625 current_function_is_thunk.
4626 (alpha_sa_mask): Distinguish between current_function_is_thunk
4627 called from ASM_OUTPUT_MI_THUNK and not.
4628 (alpha_does_function_need_gp): Thunks always need gp.
4629 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4630 (alpha_output_mi_thunk_osf): New.
4631 * config/alpha/alpha-protos.h: Update.
4632 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4634 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4636 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4637 function types, not when they're taken away.
4639 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4641 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4642 CODE_LABEL and jump table when replacing a table jump with a
4645 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4647 * config/s390/s390-protos.h (legitimize_la_operand,
4648 s390_secondary_input_reload_class, s390_plus_operand,
4649 s390_expand_plus_operand): Add prototypes.
4651 config/s390/s390.c (s390_secondary_input_reload_class,
4652 s390_plus_operand, s390_expand_plus_operand): New functions.
4654 (struct s390_address): New member 'pointer'.
4655 (s390_decompose_address): Compute it.
4656 (legitimate_la_operand_p): Use it.
4657 (legitimize_la_operand): New function.
4658 (movti, movdi, movdf splitters): Call it.
4660 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4661 (PREDICATE_CODES): Add s390_plus_operand.
4663 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4664 (la_ccclobber): Allow GENERAL_REGS as output operand.
4666 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4667 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4668 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4670 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4672 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4673 register names for regular asm () construct.
4675 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4677 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4680 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4682 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4685 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4687 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4688 constant pool to be identical by string address and index.
4690 2002-02-04 Anthony Green <green@redhat.com>
4692 * output.h (SECTION_OVERRIDE): Define.
4693 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4695 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4697 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4698 by existing arm*-*-netbsd* (a.out) target.
4699 (ns32k-*-netbsdelf*): Likewise.
4700 (sparc-*-netbsdelf*): Likewise.
4701 (vax-*-netbsdelf*): Likewise.
4703 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4705 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4706 headers and libobjc headers.
4708 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4710 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4711 (_mingw.h): Remove duplicate include.
4713 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4715 * config.gcc: Set cpu_type to m68k for 68010, as well.
4716 (m68010-*-netbsdelf*): New...
4717 (m68k*-*-netbsdelf*): ...targets.
4718 * config/m68k/netbsd-elf.h: New file.
4720 2002-02-02 Kazu Hirata <kazu@hxi.com>
4722 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4724 2002-02-02 Kazu Hirata <kazu@hxi.com>
4726 * config/h8300/h8300.c (h8_push_ops): Move inside
4728 (h8_pop_ops): Likewise.
4729 (h8_move_ops): Likewise.
4731 2002-02-02 Kazu Hirata <kazu@hxi.com>
4733 * config/h8300/h8300.c (os_task): Make it static.
4734 (monitor): Likewise.
4735 (pragma_saveall): Likewise.
4737 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4739 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4740 constant is a valid sign-extension for Pmode.
4742 2002-02-02 Kazu Hirata <kazu@hxi.com>
4744 * config/h8300/h8300.c: Fix formatting.
4746 2002-02-02 Kazu Hirata <kazu@hxi.com>
4748 * config/h8300/h8300.md: Fix formatting.
4750 2002-02-02 Kazu Hirata <kazu@hxi.com>
4752 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4753 predicates of operands[1]. Split the patterns for each
4756 2002-02-02 Kazu Hirata <kazu@hxi.com>
4758 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4759 of operands[1] to register_operand.
4761 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4763 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4764 * cpphash.c (_cpp_init_hashtable): Similarly.
4765 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4766 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4767 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4768 (cpp_handle_option): Handle the new options.
4769 * cpplex.c (cpp_interpret_charconst): Use new flag.
4770 * cpplib.h (struct cpp_options): New member signed_char.
4771 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4772 (cpp_options): Handle -fsigned-char and -funsigned-char.
4773 (static_specs): Remove signed_char_spec.
4774 (do_spec1): Don't handle %c.
4775 * system.h: Poison SIGNED_CHAR_SPEC.
4776 * tradcif.y (yylex): Use flag_signed_char.
4777 * tradcpp.h (flag_signed_char): New.
4778 * tradcpp.c (flag_signed_char): New.
4779 (main): Handle new command-line options.
4780 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4782 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4783 * avr/avr.h: Remove old comments.
4784 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4785 (CC1_SPEC): Pass -fsigned-char if -mic*.
4786 (SIGNED_CHAR_SPEC): Remove.
4788 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4790 2002-02-01 Eric Christopher <echristo@redhat.com>
4792 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4793 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4794 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4795 (ASM_OUTPUT_REG_POP): Ditto.
4797 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4799 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4802 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4804 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4806 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4809 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4812 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4814 * cfganal.c: Include tm_p.h.
4815 (keep_with_call_p): Fix the test that determines if a register holds
4816 the return value of a call.
4818 2002-02-01 DJ Delorie <dj@redhat.com>
4820 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4821 we are given conflicting registers, switch to the other one we
4822 had allocated for us.
4823 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4824 as TImode so we know when the "other" register is available.
4826 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4828 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4831 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4833 * cfganal.c (keep_with_call_p): New function.
4834 (flow_call_edges_add): Prevent splitting a block between a call and
4835 a single-set instruction that should be kept in the same block.
4837 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4839 * doc/install.texi (avr): Update outdated URL.
4841 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4843 * config/stormy16/stormy16.md (pushqi): New.
4847 (movhi): Remove stack operands.
4849 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4850 nonimmediate_nonstack_operand.
4851 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4853 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4856 2002-01-31 Jason Merrill <jason@redhat.com>
4858 * Makefile.in (c-parse.c): Handle .output file.
4859 * objc/Make-lang.in (objc-parse.c): Likewise.
4861 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
4863 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
4864 the -me[lb] option is given. Don't output the default flag
4867 2002-01-31 Zack Weinberg <zack@codesourcery.com>
4869 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
4870 the primary source file; this has not been done yet.
4871 * c-decl.c (c_expand_body): Reset input_filename from
4872 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
4874 2002-01-31 Kazu Hirata <kazu@hxi.com>
4876 * rtlanal.c (subreg_regno_offset): Do not use
4877 SUBREG_REGNO_OFFSET.
4878 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
4879 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
4881 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4883 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
4884 version rather than GNATS version in --version output.
4886 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
4888 * ifcvt.c (noce_process_if_block): Make a copy of the destination
4889 when copying back from a temporary.
4891 2002-01-30 Richard Henderson <rth@redhat.com>
4893 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
4894 and new_dest are the same.
4896 2002-01-30 Richard Henderson <rth@redhat.com>
4899 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
4900 * rtl.c (note_insn_name): Update.
4901 * emit-rtl.c (remove_unnecessary_notes): Kill it.
4902 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
4903 to perform loop rotation.
4904 (expand_exit_loop_top_cond): New.
4905 * tree.h (expand_exit_loop_top_cond): Declare it.
4906 * c-semantics.c (genrtl_while_stmt): Use it.
4907 (genrtl_for_stmt): Likewise.
4909 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
4911 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
4912 arguments to 64-bit boundaries on 64-bit ABIs.
4914 2002-01-30 Steve Ellcey <sje@cup.hp.com>
4916 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
4918 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4920 * c-decl.c (grokdeclarator): Handle type being a typedef for an
4923 2002-01-30 David O'Brien <obrien@FreeBSD.org>
4925 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
4926 * config/sparc/sparc_bi.h: Remove file.
4927 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
4929 2002-01-30 Richard Henderson <rth@redhat.com>
4931 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
4933 2002-01-30 Zack Weinberg <zack@codesourcery.com>
4935 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
4937 2002-01-30 Jason Merrill <jason@redhat.com>
4939 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
4940 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
4941 (reg_save): Use DW_CFA_offset_extended_sf instead.
4943 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
4945 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4947 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
4950 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
4952 * rs6000.md ("*call_value_local32"): Remove constraints.
4953 ("*call_value_local64"): Same.
4954 ("*call_value_indirect_nonlocal_aix32"): Same.
4955 ("*call_value_nonlocal_aix32"): Same.
4956 ("*call_value_indirect_nonlocal_aix64"): Same.
4957 ("*call_value_nonlocal_aix64"): Same.
4958 ("*call_value_nonlocal_sysv"): Same.
4960 2002-01-29 Richard Henderson <rth@redhat.com>
4962 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
4964 2002-01-29 Richard Henderson <rth@redhat.com>
4966 * expr.c (force_operand): Ignore flag_pic for detecting pic
4968 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
4969 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
4970 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
4971 instead of open-coded loop.
4972 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
4973 be fixed when in use.
4975 2002-01-29 Richard Henderson <rth@redhat.com>
4977 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
4978 * sched-rgn.c (propagate_deps): Update them.
4979 * sched-deps.c (sched_analyze_insn): Update them. Flush the
4980 clobbers list when either gets too long.
4982 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4984 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
4985 and INDEX_REGS the same as GENERAL_REGS.
4986 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4988 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4990 * tree.c (build_nonstandard_integer_type): Correct prototype.
4992 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
4994 * config/s390/s390.md (movstrsico, movstrdix_64,
4995 movstrsix_31): Remove, replace by ...
4996 (movstrdi_short, movstrsi_short, movstrdi_long,
4997 movstrsi_long): ... these. New.
4998 (movstrdi, movstrsi): Adapt.
5000 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5001 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5002 Remove unnecessary CC clobber.
5003 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5004 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5006 (divmoddi4): Don't partially initialize TImode register.
5008 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5010 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5012 2002-01-29 Richard Henderson <rth@redhat.com>
5014 * flow.c (print_rtl_and_abort): Remove.
5015 (print_rtl_and_abort_fcn): Remove.
5016 (verify_local_live_at_start): Use dump_bb instead.
5017 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5018 (verify_wide_reg_1): Return 2 on mode test failure.
5020 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5022 PR c/3325, c/3326, c/2511, c/3347
5023 * c-decl.c (enum_decl_context): Remove BITFIELD.
5024 (grokdeclarator): Take bitfield width as an input.
5025 Ensure bitfields are given the correct type. Perform
5026 bitfield width validation with build_bitfield_integer_type
5027 rather than waiting for finish_struct.
5028 (grok_typename, grok_typename_in_parm_context, start_decl,
5029 push_parmdecl, grokfield, start_function): Update calls to
5031 (build_bitfield_integer_type): New function.
5032 (finish_struct): Move bitfield validation to grokdeclarator
5033 and build_bitfield_integer_type.
5034 * tree.c (build_nonstandard_integer_type): New function.
5035 * tree.h (build_nonstandard_integer_type): New prototype.
5037 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5039 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5042 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5043 don't ignore unrecognized -W* options.
5044 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5045 * cpplib.h (cpp_handle_option): Adjust prototype.
5046 * c-decl.c (c_decode_options): Pass 0 as last argument to
5050 * gcc.c (cpp_unique_options): Split from cpp_options.
5051 (cpp_options): Source cpp_unique_options.
5052 (default_compilers): Use cpp_unique_options instead of cpp_options
5053 when used together with cc1_options.
5054 (static_specs): Add cpp_unique_options.
5055 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5056 when used together with cc1_options.
5058 2002-01-29 Kazu Hirata <kazu@hxi.com>
5060 * config/h8300/h8300-protos.h: Update the prototype of
5062 * config/h8300/h8300.c (output_a_shift): Remove an unused
5063 argument 'insn'. Remove redundant code.
5064 * config/h8300/h8300.md: Adust to the new prototype of
5067 2002-01-29 Kazu Hirata <kazu@hxi.com>
5069 * config/h8300/h8300-protos.h: Update the prototypes of
5070 emit_a_rotate and expand_a_rotate.
5071 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5072 first argument to 'enum rtx_code'.
5073 (expand_a_rotate): Likewise.
5075 2002-01-28 Kazu Hirata <kazu@hxi.com>
5077 * config/h8300/h8300-protos.h: Update the prototype of
5079 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5081 * config/h8300/h8300.md: Adjust to the new prototype.
5083 2002-01-28 Kazu Hirata <kazu@hxi.com>
5085 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5088 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5090 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5091 is a fixed register before returning pic_offset_table_rtx.
5092 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5093 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5095 2002-01-28 Jason Merrill <jason@redhat.com>
5097 * dwarf2.h: Sync with src version.
5099 2002-01-28 Paul Koning <pkoning@equallogic.com>
5101 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5103 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5104 * doc/extend.texi (__builtin_prefetch): Update documentation:
5105 first argument is now const void ptr.
5107 2002-01-28 Kazu Hirata <kazu@hxi.com>
5109 * config/h8300/h8300-protos.h: Remove an unused prototype.
5111 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5113 * toplev.c (lang_independent_init): Round up identifier size.
5115 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5117 * config.gcc: Revert previous change.
5119 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5121 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5123 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5125 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5126 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5127 other non-elf netbsd config frags.
5128 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5129 collect2 will does that.
5130 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5131 shared-lib frobbing will work.
5133 2002-01-28 Kazu Hirata <kazu@hxi.com>
5135 * config/h8300/h8300.h: Fix formatting.
5136 * config/h8300/h8300.md: Likewise.
5138 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5140 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5141 the old, removed AAA_standards fix.
5142 * fixinc/fixincl.x: Rebuilt.
5144 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5146 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5147 atexit call in crtbegin, hooked in after call to frame_dummy;
5148 register EH before registering __fini__start.
5150 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5152 * config/rs6000/altivec.h: Remove spurious semicolons.
5154 2002-01-27 Kazu Hirata <kazu@hxi.com>
5156 * config/h8300/h8300.md: Replace dead bit extraction patterns
5157 with ones that work.
5159 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5161 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5162 if not STRICT_ALIGNMENT.
5163 * rtl.h (MEM_ALIGN): Likewise.
5165 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5167 * doc/invoke.texi (-fdump-translation-unit): Revert this
5168 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5170 2002-01-27 Kazu Hirata <kazu@hxi.com>
5172 * config/h8300/h8300.md (define_constants): New.
5173 (anonymous patterns) Use defined constants appropriately.
5175 2002-01-27 Kazu Hirata <kazu@hxi.com>
5177 * config/h8300/h8300.c (function_arg): Remove redundant code.
5179 2002-01-26 Richard Henderson <rth@redhat.com>
5181 * sched-deps.c (reg_pending_uses_head): New.
5182 (reg_pending_barrier): Rename from reg_pending_sets_all.
5183 (find_insn_list): Don't mark inline.
5184 (find_insn_mem_list): Remove.
5185 (add_dependence_list, add_dependence_list_and_free): New.
5186 (flush_pending_lists): Replace only_write param with separate
5187 for_read and for_write parameters. Update all callers. Use
5188 add_dependence_list_and_free.
5189 (sched_analyze_1): Do not add reg dependencies here; just set
5190 the pending bits. Use add_dependence_list.
5191 (sched_analyze_2): Likewise.
5192 (sched_analyze_insn): Replace schedule_barrier_found with
5193 reg_pending_barrier. Add all dependencies for pending reg
5194 uses, sets, and clobbers.
5195 (sched_analyze): Don't add reg dependencies for calls, just
5196 set pending bits. Use regs_invalidated_by_call. Treat
5197 sched_before_next_call as a normal list, not a fake insn.
5198 (init_deps): No funny init for sched_before_next_call.
5199 (free_deps): Free pending mems lists. Don't zero reg_last.
5200 (init_deps_global): Init reg_pending_uses.
5201 (finish_deps_global): Free it.
5202 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5203 (find_insn_mem_list): Remove.
5204 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5205 (propagate_deps): Use them. Zero temp mem lists.
5207 2002-01-26 Richard Henderson <rth@redhat.com>
5209 * Makefile.in (CRTSTUFF_CFLAGS): New.
5210 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5211 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5212 crtstuff.c instead of alpha assembly version.
5213 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5214 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5215 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5216 (__do_global_dtors_aux): Mark used.
5217 (frame_dummy, __do_global_ctors_aux): Mark used.
5218 (fini_dummy, init_dummy): Remove.
5220 * config/alpha/crtbegin.asm: Remove file.
5221 * config/alpha/crtend.asm: Remove file.
5222 * config/alpha/t-crtbe: Remove file.
5223 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5224 (LINK_EH_SPEC): New.
5226 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5227 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5228 calling constructors.
5229 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5231 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5232 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5233 CRT_END_INIT_DUMMY hack.
5234 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5235 FORCE_{INIT,FINI}_SECTION_ALIGN.
5237 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5238 FORCE_{INIT,FINI}_SECTION_ALIGN.
5240 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5241 invocation sequence.
5242 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5244 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5245 (FORCE_CODE_SECTION_ALIGN): New.
5247 2002-01-26 Richard Henderson <rth@redhat.com>
5249 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5251 2002-01-26 Richard Henderson <rth@redhat.com>
5253 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5254 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5256 2002-01-26 Kazu Hirata <kazu@hxi.com>
5258 * config/h8300/h8300.md: Remove bit extraction patterns that
5259 cannot be triggered.
5260 Restrict each bit extraction pattern to a variant on which the
5263 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5265 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5267 2002-01-26 Kazu Hirata <kazu@hxi.com>
5269 * config/h8300/h8300.md: Remove bit test patterns that cannot
5271 Restrict each bit test pattern to a variant on which the
5274 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5276 * builtins.c (expand_builtin_strncat): Remove redundant check for
5279 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5281 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5283 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5286 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5288 * dbxout.c (dbxout_init): Use assemble_name rather than just
5289 stripping off the first character.
5290 (dbxout_source_file): Likewise.
5292 2002-01-25 DJ Delorie <dj@redhat.com>
5294 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5295 using rtx_equal_p, not by comparing pointers.
5297 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5299 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5300 for PIC_OFFSET_TABLE_REGNUM.
5301 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5303 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5305 * config.gcc (x86_64-*-freebsd*): New target.
5306 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5308 (i[34567]86-*-freebsd*): Don't include svr4.h.
5309 * config/i386/freebsd64.h: New file.
5311 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5313 * config/alpha/x-vms (version): Make static.
5315 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5316 in previous checkin.
5318 * Makefile.in (install-headers-cp): New target.
5319 * config.gcc (alpha-dec-*vms*): Install headers with
5322 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5324 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5327 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5329 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5330 of compare_tree_int.
5331 (expand_builtin_strncat): Likewise.
5332 * c-decl.c (finish_struct): Use tree_low_cst.
5333 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5334 * tree.c (compare_tree_int): Likewise.
5336 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5338 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5339 adjustments even if they are implemented by more than two insns.
5341 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5343 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5344 * df.h (struct ref): Kill B.
5345 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5347 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5348 * flow.c (propagate_one_insn): Use it.
5349 (mark_used_regs): Handle NIL.
5351 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5353 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5356 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5358 * rs6000.md (prefetch): Make address V4SI mode so that the address
5359 is restricted to legitimate form for instruction.
5361 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5363 * doc/install.texi (xtensa-*-elf): New target.
5364 (xtensa-*-linux*): New target.
5365 * doc/contrib.texi: Add myself.
5367 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5369 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5370 purpose register to hold an SImode (or smaller) value.
5372 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5374 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5376 * crtstuff.c: Likewise.
5378 2002-01-25 Kazu Hirata <kazu@hxi.com>
5380 * config/h8300/h8300.md (negation patterns): Tighten
5381 predicates to register_operand.
5383 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5385 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5388 * builtins.c (expand_builtin_prefetch): Same.
5390 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5392 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5395 2002-01-24 Kazu Hirata <kazu@hxi.com>
5397 * config/h8300/h8300.c (print_operand): Remove support for
5398 operand character 'A'.
5399 * config/h8300/h8300.md (three anonymous patterns): Replace
5400 operand character 'A' with either 'T' or 'S'.
5402 2002-01-24 Kazu Hirata <kazu@hxi.com>
5404 * config/h8300/h8300.c (print_operand): Remove support for
5405 operand character 'U'.
5407 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5409 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5411 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5413 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5414 values to be assigned to the stack pointer.
5416 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5418 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5419 to const_double needs to be done right for big-endian systems.
5421 2002-01-24 Jason Merrill <jason@redhat.com>
5424 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5425 to can_throw_internal.
5427 2002-01-23 Richard Henderson <rth@redhat.com>
5429 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5430 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5432 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5434 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5435 (symGOT2reg): Use them, then set as GOT value as unchanging.
5436 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5437 as a temporary, if possible.
5438 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5439 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5441 2002-01-23 Kazu Hirata <kazu@hxi.com>
5443 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5444 accept to accept 0x80 as operands[2].
5446 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5448 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5450 2002-01-23 Richard Henderson <rth@redhat.com>
5452 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5454 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5456 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5457 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5460 2002-01-23 Richard Henderson <rth@redhat.com>
5462 * expr.c (move_by_pieces_1): Extend size before negation.
5464 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5465 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5466 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5467 * config/m68k/t-m68kelf: Likewise.
5469 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5471 * config/xtensa/elf.h: New file.
5472 * config/xtensa/lib1funcs.asm: New file.
5473 * config/xtensa/lib2funcs.S: New file.
5474 * config/xtensa/linux.h: New file.
5475 * config/xtensa/t-xtensa: New file.
5476 * config/xtensa/xtensa-config.h: New file.
5477 * config/xtensa/xtensa-protos.h: New file.
5478 * config/xtensa/xtensa.c: New file.
5479 * config/xtensa/xtensa.h: New file.
5480 * config/xtensa/xtensa.md: New file.
5481 * config.gcc (xtensa-*-elf*): New target.
5482 (xtensa-*-linux*): New target.
5483 * cse.c (canon_hash): Compare rtx pointers instead of register
5484 numbers. This is required for the Xtensa port.
5485 * integrate.c (copy_insn_list): Handle case where the static
5486 chain is in memory and the memory address has to be copied to
5488 * doc/invoke.texi (Option Summary): Add Xtensa options.
5489 (Xtensa Options): New node.
5490 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5492 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5494 * diagnostic.c (internal_error): Do ICE suppression only
5495 when ENABLE_CHECKING is not defined.
5497 * c-typeck.c (require_complete_type): Return error_mark_node
5498 if type is error_mark_node.
5500 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5502 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5503 -Os and issue a warning.
5505 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5507 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5508 current (lack of) need for host configuration by hand.
5510 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5511 references. Documentation of some target macros moved from
5512 hostconfig.texi to tm.texi.
5514 2002-01-23 Will Cohen <wcohen@redhat.com>
5516 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5519 2002-01-23 Kazu Hirata <kazu@hxi.com>
5521 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5524 2002-01-23 Jason Merrill <jason@redhat.com>
5526 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5528 * function.c (assign_parms): Don't put args of inline functions
5529 into registers when not optimizing.
5531 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5533 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5534 (prologue_use): New pattern.
5535 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5536 preference to gen_rtx_USE.
5537 (thumb_expand_prologue): Use gen_prologue_use in preference to
5539 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5542 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5544 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5546 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5549 * doc/extend.texi: Correct documentation of __alignof__.
5551 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5553 * params.h: Rename arguments of DEFPARAM so that it will be
5554 recognized as a translation keyword.
5556 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5558 * extend.texi: Document altivec functions.
5559 Fix N-bit adjectives in X86 builtin documentation.
5561 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5563 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5564 auto_inc_dec values.
5566 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5568 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5570 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5572 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5574 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5576 2002-01-22 Richard Henderson <rth@redhat.com>
5578 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5579 copy_insn not copy_rtx.
5581 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5583 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5584 "nonzero" as that might add "1" bits. Ensure "constop" is
5585 properly sign extened.
5586 (force_to_mode): Tweak for sign extended constop.
5588 2002-01-22 Richard Henderson <rth@redhat.com>
5590 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5591 for_each_rtx instead of assuming we're already looking at the MEM.
5592 (split_small_symbolic_mem_operand): Likewise.
5593 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5594 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5596 2002-01-22 Richard Henderson <rth@redhat.com>
5598 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5599 sequence number for the literal.
5600 (divmoddi_internal_er): Likewise.
5602 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5605 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5606 in LIBICONV variable.
5607 * configure: Regenerated.
5609 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5611 * dependence.c (build_def_use): Remove array_idx.
5613 * dwarfout.c (last_filename): Remove.
5614 (output_compile_unit_die): Remove last_filename.
5616 2002-01-22 Roger Sayle <roger@eyesopen.com>
5617 Richard Henderson <rth@redhat.com>
5620 * fold-const.c (fold): Optimize unsigned comparisons against
5621 UINT_MAX (and similar unsigned constants).
5623 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5625 * Makefile.in (loop.o): Depend on OPTABS_H.
5626 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5627 against the predicate.
5630 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5631 for the address operand.
5633 2002-01-22 Richard Henderson <rth@redhat.com>
5635 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5637 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5640 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5643 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5645 * config.gcc (x86_64-*-netbsd*): New target.
5646 * config/i386/netbsd64.h: New file.
5648 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5650 * regrename.c (kill_value): Fix typo.
5652 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5654 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5656 * config/rs6000/rs6000.h: Same.
5658 * function.c (instantiate_virtual_regs): Remove
5659 STARTING_FRAME_PHASE.
5660 (assign_stack_local_1): Same.
5661 Calculate frame phase.
5663 2002-01-22 Nick Clifton <nickc@redhat.com>
5665 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5666 variable declaration to outer scope in order to simplify
5668 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5669 arm_hard_regno_mode_ok.
5670 * config/arm/arm-protos.h: Add a prototype for
5671 arm_hard_regno_mode_ok.
5672 * config/arm/arm.c (soft_df_operand): Remove now redundant
5673 check for DImode values using IP_REGNUM.
5674 (nonimmediate_soft_df_operand): Remove now redundant check for
5675 DImode values using IP_REGNUM.
5676 (arm_hard_regno_mode_ok): New function. New check: make sure
5677 that DImode values are not stored in IP_REGNUM.
5679 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5681 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5683 2002-01-22 Jason Merrill <jason@redhat.com>
5685 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5686 consistency if this COMPOUND_STMT is scoped.
5688 2002-01-22 Kazu Hirata <kazu@hxi.com>
5690 * predict.c: Fix formatting.
5691 * print-tree.c: Likewise.
5692 * protoize.c: Likewise.
5695 * sbitmap.h: Likewise.
5697 * sched-deps.c: Likewise.
5698 * sched-vis.c: Likewise.
5699 * sdbout.c: Likewise.
5700 * sibcall.c: Likewise.
5702 * ssa-ccp.c: Likewise.
5703 * ssa-dce.c: Likewise.
5705 * stor-layout.c: Likewise.
5706 * system.h: Likewise.
5708 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5710 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5711 if fits in bounds of base type.
5713 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5714 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5715 (add_bound_info, default): If can't find a context, make a
5717 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5719 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5721 * c-typeck.c (parser_build_binary_op): If result from
5722 build_binary_op is ERROR_MARK just return error_mark_node without
5725 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5727 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5728 Split a.out-specific bits into...
5729 * config/netbsd-aout.h: ...this.
5730 * config/netbsd-elf.h: New file.
5731 * config/alpha/netbsd-elf.h: Remove.
5732 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5733 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5734 (STARTFILE_SPEC): Remove redundant definition.
5735 (ENDFILE_SPEC): Likewise.
5736 (LINK_SPEC): Likewise.
5737 (CPP_SPEC): Likewise.
5738 (ASM_SPEC): Likewise.
5739 (LIB_SPEC): Likewise.
5740 (SWITCH_TAKES_ARG): Likewise.
5741 (TARGET_MEM_FUNCTIONS): Likewise.
5742 (CPP_PREDEFINES): Redefine.
5743 (ASM_FINAL_SPEC): Remove redefinition.
5744 (ASM_COMMENT_START): Redefine.
5745 (FUNCTION_PROFILER): Define.
5746 (TARGET_VERSION): Redefine.
5747 Comment and formatting cleanup.
5748 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5749 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5750 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5751 big- or little-endian.
5752 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5753 * config.gcc (*-*-netbsd*): Add definitions common to all
5755 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5756 gnu_ld definitions. Add netbsd-elf.h to and remove
5757 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5758 tmake_file, and don't lose previous tmake_file contents.
5759 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5760 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5761 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5762 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5763 (mipsel-*-netbsd*): Rename this to...
5764 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5765 mips/little.h to tm_file for mips*el-*.
5766 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5767 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5768 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5770 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5772 * pa-protos.h (reg_before_reload_operand): New function prototype.
5773 * pa.c (reg_before_reload_operand): New function implementation.
5774 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5777 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5779 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5781 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5783 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5784 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5785 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5786 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5787 (ENDFILE_SPEC): Undefine.
5788 (STARTFILE_SPEC): Redefine for PA.
5790 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5792 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5794 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5796 * config.gcc: Add entries to supported PowerPC --with-cpu
5799 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5801 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5802 true for 64-bit mode only SSE registers in 32-bit mode.
5804 2002-01-21 Kazu Hirata <kazu@hxi.com>
5806 * unwind-dw2.c: Fix formatting.
5807 * unwind-dw2-fde.c: Likewise.
5808 * unwind-dw2-fde.h: Likewise.
5809 * unwind-pe.h: Likewise.
5810 * varasm.c: Likewise.
5811 * varray.h: Likewise.
5813 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5815 Remove workaround for register stack overwrite bug in mmix.
5816 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5817 support for TARGET_REG_STACK_FILL_BUG.
5818 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5819 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5821 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5822 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5823 -mno-reg-stack-fill-bug-workaround.
5824 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5825 machine member has_call_without_parameters.
5826 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5827 -mreg-stack-fill-bug-workaround and
5828 -mno-reg-stack-fill-bug-workaround.
5829 (MMIX Options): Ditto.
5831 2002-01-21 Kazu Hirata <kazu@hxi.com>
5833 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5835 Remove redundant code.
5837 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5839 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5840 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5841 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5842 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5843 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5844 out target macro definitions and non-target-specific comments
5845 mostly taken from old versions of the manual.
5847 2002-01-20 Kazu Hirata <kazu@hxi.com>
5849 * config/h8300/h8300.h: Fix comment formatting.
5850 * config/ia64/aix.h: Likewise.
5851 * config/ia64/ia64-protos.h: Likewise.
5852 * config/ia64/ia64.c: Likewise.
5853 * config/ia64/ia64.h: Likewise.
5854 * config/ia64/ia64intrin.h: Likewise.
5855 * config/ia64/linux.h: Likewise.
5856 * config/ia64/unwind-aix.c: Likewise.
5857 * config/ia64/unwind-ia64.c: Likewise.
5859 2002-01-20 Kazu Hirata <kazu@hxi.com>
5861 * config/h8300/h8300.c: Revise comments about shift code.
5863 2002-01-20 Kazu Hirata <kazu@hxi.com>
5865 * config/h8300/h8300.c (function_arg): Update a comment.
5867 2002-01-20 Kazu Hirata <kazu@hxi.com>
5869 * config/h8300/h8300.md: Update the comments at the beginning
5872 2002-01-20 Kazu Hirata <kazu@hxi.com>
5874 * config/i370/i370.c: Fix comment formatting.
5875 * config/i370/i370.h: Likewise.
5876 * config/i370/i370.md: Likewise.
5877 * config/i370/linux.h: Likewise.
5879 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5881 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
5883 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
5884 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
5887 2002-01-20 Graham Stott <grahams@redhat.com>
5889 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
5891 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5893 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
5895 2002-01-19 Tom Rix <trix@redhat.com>
5897 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
5899 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
5901 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
5903 * function.c (assign_stack_local_1): Adjust x_frame_offset with
5904 STARTING_FRAME_PHASE.
5905 (STARTING_FRAME_PHASE): New.
5906 (instantiate_virtual_regs): Check saneness of
5907 STARTING_FRAME_PHASE.
5909 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
5911 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5913 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
5915 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
5917 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
5918 be used for bootstrapping GCC 3.0.
5920 2002-01-18 Kazu Hirata <kazu@hxi.com>
5922 * config/h8300/h8300.md: Fix an insn length.
5924 2002-01-18 Kazu Hirata <kazu@hxi.com>
5926 * bitmap.h: Fix comment formatting.
5927 * combine.c: Likewise.
5928 * cppfiles.c: Likewise.
5929 * c-pragma.h: Likewise.
5930 * c-typeck.c: Likewise.
5932 * dwarf2out.c: Likewise.
5933 * function.c: Likewise.
5935 * genattrtab.c: Likewise.
5936 * gthr-win32.h: Likewise.
5937 * haifa-sched.c: Likewise.
5938 * predict.c: Likewise.
5939 * rtlanal.c: Likewise.
5941 * unwind-dw2-fde.h: Likewise.
5942 * unwind-pe.h: Likewise.
5943 * vmsdbgout.c: Likewise.
5945 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5947 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
5948 if type_required and passed decl.
5950 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
5952 * config.gcc (cpu_type): Include altivec.h in powerpc
5956 * config/rs6000/altivec.h: New.
5958 2002-01-17 David Edelsohn <edelsohn@gnu.org>
5960 * doc/install.texi (*-ibm-aix*): Update assembler and exception
5961 handling information.
5962 * doc/trouble.texi (Interoperation): Add libstdc++ information
5964 (Misunderstandings): Add template instantiation and static template
5965 member information for AIX.
5967 2002-01-17 Jason Merrill <jason@redhat.com>
5969 * dbxout.c (dbxout_type): Support const and volatile.
5971 * except.c (add_partial_entry): Remove backwards compatibility code.
5972 (end_protect_partials): Likewise.
5974 2002-01-17 Jakub Jelinek <jakub@redhat.com>
5976 * config/ia64/ia64.md (prologue_use): New.
5977 * config/ia64/ia64.c (ia64_expand_prologue): Use
5978 gen_prologue_use instead of gen_rtx_USE.
5979 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
5980 as CODE_FOR_pred_rel_mutex.
5981 (ia64_sched_reorder2): Likewise.
5983 2002-01-16 Eric Christopher <echristo@redhat.com>
5985 * config/mips/r3900.h: Reformat.
5986 (SUBTARGET_CPP_SIZE_SPEC): Remove.
5987 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5988 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
5989 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
5990 * config/mips/t-elf: Remove mips3 multilib.
5992 2002-01-16 H.J. Lu <hjl@gnu.org>
5994 * config/mips/linux.h: Include "mips/abi64.h".
5996 2002-01-16 H.J. Lu <hjl@gnu.org>
5998 * config/mips/t-linux: New.
6000 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6002 * config/mips/linux.h: Don't include "gofast.h".
6003 (INIT_SUBTARGET_OPTABS): Removed.
6005 2002-01-16 Kazu Hirata <kazu@hxi.com>
6007 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6009 * config/h8300/h8300.c: Likewise.
6010 * config/h8300/h8300.md: Likewise.
6012 2002-01-16 Kazu Hirata <kazu@hxi.com>
6014 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6015 spaces after an opcode name.
6016 (pushqi1_h8300hs): Likewise.
6017 (pushhi1_h8300hs): Likewise.
6019 2002-01-16 Kazu Hirata <kazu@hxi.com>
6021 * doc/extend.texi: Replace "option" with "attribute"
6024 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6026 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6027 (and:DI () (const_int -8)).
6028 (split_small_symbolic_mem_operand): Split
6029 (mem (and:DI () (const_int -8)).
6031 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6034 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6035 same way as TYPE_IMUL.
6036 (ultrasparc_sched_reorder): Likewise.
6037 * config/sparc/sparc.md (type): Add comment to update
6038 ultrasparc_sched_reorder when making changes.
6040 2002-01-16 Kazu Hirata <kazu@hxi.com>
6042 * doc/invoke.texi: Change the dump file name of block
6043 reordering pass from 28.bbro to 29.bbro.
6046 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6048 * i386.md (minsf splitter): Fix pasto.
6050 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6052 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6053 to frame pointer initialisation instruction.
6054 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6055 initialisation instruction.
6056 (soft_df_operand): Do not accept the IP register.
6057 (nonimmediate_soft_df_operand): Do not accept the IP register.
6059 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6062 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6063 MASK_V8 being both set.
6065 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6067 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6068 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6069 config/s390/s390.md (call, call_value): Add GOT register to
6070 CALL_INSN_FUNCTION_USAGE where needed.
6071 (call_exp, call_value_exp): New.
6073 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6075 * config/arm/arm.c: General formatting tidy up.
6077 2002-01-16 Graham Stott <grahams@redhat.com>
6079 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6080 cast and when casting an integer literal to "rtx" pointer.
6081 (expand_call): Likewise.
6082 * flow.c (try_pre_increment): Likewise.
6083 (find_use_as_address): Likewise.
6084 * integrate.c (expand_iline_function): Likewise.
6085 * regmove.c (try_auto_increment): Likewise.
6087 2002-01-16 Graham Stott <grahams@redhat.com>
6089 * sched-rgn.c (passed): Use sbitmap_free.
6092 (in_queue): Likewise.
6093 (in_stack): Likewise.
6095 2002-01-15 Eric Christopher <echristo@redhat.com>
6097 * flow.c (propagate_one_insn): Change to use fatal_insn.
6099 2002-01-15 Kazu Hirata <kazu@hxi.com>
6101 * expmed.c (extract_fixed_bit_field): Remove unused code.
6102 * system.h: Poison SLOW_ZERO_EXTEND.
6103 * doc/tm.texi: Remove.
6104 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6105 * config/arm/arm.h: Likewise.
6106 * config/avr/avr.h: Likewise.
6107 * config/clipper/clipper.h: Likewise.
6108 * config/convex/convex.h: Likewise.
6109 * config/d30v/d30v.h: Likewise.
6110 * config/dsp16xx/dsp16xx.h: Likewise.
6111 * config/elxsi/elxsi.h: Likewise.
6112 * config/fr30/fr30.h: Likewise.
6113 * config/h8300/h8300.h: Likewise.
6114 * config/i370/i370.h: Likewise.
6115 * config/i386/i386.h: Likewise.
6116 * config/m68k/m68k.h: Likewise.
6117 * config/mips/mips.h: Likewise.
6118 * config/ns32k/ns32k.h: Likewise.
6119 * config/pdp11/pdp11.h: Likewise.
6120 * config/pj/pj.h: Likewise.
6121 * config/s390/s390.h: Likewise.
6122 * config/sh/sh.h: Likewise.
6123 * config/stormy16/stormy16.h: Likewise.
6124 * config/v850/v850.h: Likewise.
6125 * config/vax/vax.h: Likewise.
6126 * config/we32k/we32k.h: Likewise.
6128 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6130 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6131 (altivec_lvsl): Change constraint to b.
6132 (altivec_lvsr): Same.
6133 (altivec_lvebx): Same.
6134 (altivec_lvehx): Same.
6135 (altivec_lvewx): Same.
6136 (altivec_lvxl): Same.
6137 (altivec_lvx): Same.
6138 (altivec_stvx): Add parallel.
6139 (altivec_stvxl): Same.
6140 (altivec_stvehx): Same.
6141 (altivec_stvebx): Same.
6142 (altivec_stvebx): Same.
6144 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6146 * config.gcc: Change altivec.h to altivec-defs.h.
6148 * config/rs6000/altivec.h: Delete.
6150 * config/rs6000/altivec-defs.h: Add.
6152 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6154 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6157 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6158 less than or equal to eight bytes.
6160 * vax.md (andsi3): Remove constraints and change SET destination
6161 operand type to nonimmediate_operand.
6162 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6163 when it is a CONST_INT.
6165 2002-01-15 Jason Merrill <jason@redhat.com>
6167 * c-common.def (FILE_STMT): New code.
6168 * c-common.c (statement_code_p): It's a statement.
6169 * c-common.h (stmt_tree_s): Add x_last_filename.
6170 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6171 (last_expr_filename): New macro.
6172 * c-semantics.c (begin_stmt_tree): Initialize it.
6173 (add_stmt): If the filename changed, also insert a
6175 (expand_stmt): Handle seeing one.
6177 2002-01-15 Eric Christopher <echristo@redhat.com>
6179 * flow.c (propagate_one_insn): Add error message and print out
6182 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6184 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6185 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6186 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6187 TRAMPOLINE_ALIGNMENT.
6188 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6190 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6191 PCC_BITFIELD_TYPE_MATTERS.
6192 * config/interix.h (STDC_VALUE): Remove. Use
6193 STDC_0_IN_SYSTEM_HEADERS.
6194 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6195 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6196 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6198 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6200 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6201 not work on this platform currently.
6203 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6205 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6206 readonly_warning in _().
6208 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6210 * gcc.c (delete_if_ordinary): Backout previous change.
6212 2002-01-15 Kazu Hirata <kazu@hxi.com>
6214 * config/h8300/h8300.c (print_operand): Remove support for
6215 unused operand characters.
6217 * read-rtl.c: Fix formatting.
6219 * recog.c: Likewise.
6220 * regclass.c: Likewise.
6221 * regmove.c: Likewise.
6222 * reg-stack.c: Likewise.
6223 * reload1.c: Likewise.
6224 * rtlanal.c: Likewise.
6226 2002-01-15 Kazu Hirata <kazu@hxi.com>
6228 * config/i386/i386.c: Fix formatting.
6230 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6232 * c-typeck.c (process_init_element): Don't save_expr
6233 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6235 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6237 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6238 emit optional traceback table if optimize_size or TARGET_ELF.
6239 * config/rs6000/rs6000.md (prefetch): New.
6241 2002-01-15 Andreas Jaeger <aj@suse.de>
6243 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6245 2002-01-15 Kazu Hirata <kazu@hxi.com>
6247 * mips-tfile.c: Fix formatting.
6249 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6251 * unroll.c (final_reg_note_copy): Fix previous commit.
6253 2002-01-14 Kazu Hirata <kazu@hxi.com>
6255 * config/h8300/h8300-protos.h: Remove the prototype for
6257 * config/h8300/h8300.c (eq_operator): Remove.
6259 2002-01-14 Richard Henderson <rth@redhat.com>
6261 * config/i386/i386.md (prefetch): Tidy.
6262 (prefetch_3dnow): Fix locality operand.
6264 2002-01-14 Richard Henderson <rth@redhat.com>
6266 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6267 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6269 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6271 * reload1.c (reload_combine): Pass reg_sum replacement through
6272 copy_rtx in loop performing multiple changes.
6274 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6276 * except.c (remove_unreachable_regions): New.
6277 (free_eh_status): Clear exception_handler_labels.
6278 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6279 (find_exception_handler_labels): Don't add the same label more than
6281 (remove_exception_handler_label): Don't die if
6282 find_exception_handler_labels hasn't been called for the current
6285 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6287 * toplev.c (rest_of_compilation): Rebuild jump labels after
6290 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6292 * doc/extend.texi: Move documentation of X86 built-in functions
6294 * doc/invoke.texi: From here.
6295 * doc/sourcebuild.texi: Document location of documentation for
6296 machine built-in functions.
6298 2002-01-13 Christopher Faylor <cgf@redhat.com>
6300 * cppfiles.c (TEST_THRESHOLD): New macro.
6301 (SHOULD_MMAP): Ditto.
6302 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6305 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6307 * unroll.c (final_reg_note_copy): Properly handle
6309 (unroll_loops): Fix LOOP_CONDITION heuristics.
6311 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6313 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6314 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6316 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6318 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6321 2002-01-14 Tom Rix <trix@redhat.com>
6323 * config/rs6000/rs6000.md: Fix typo with sradi.
6325 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6327 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6328 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6329 (clrstrdi, clrstrsi): Adapt callers.
6331 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6333 (movti splitter): Never use register 0 as base register.
6335 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6337 * combine.c (simplify_shift_const): Always generate new rtx
6338 for shift expression instead of reusing given expression.
6340 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6342 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6343 alpha_legitimize_address unless mode is Pmode.
6345 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6347 * doc/md.texi (Modifiers): Document the '*' constraint for the
6350 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6351 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6354 2002-01-13 Richard Henderson <rth@redhat.com>
6356 * reload.c (find_reloads): Use a hard reg destination as reload reg
6357 for an input reload of the source.
6359 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6361 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6364 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6366 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6367 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6369 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6371 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6373 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6375 2002-01-12 Tom Rix <trix@redhat.com>
6377 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6380 2002-01-12 Richard Henderson <rth@redhat.com>
6382 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6384 * doc/invoke.texi: Update Alpha options.
6386 * doc/invoke.texi: Update i386 built-in function lists.
6388 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6390 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6391 referencing outside.
6393 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6395 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6396 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6397 offsets, and change line folding.
6398 * optabs.c (expand_binop): Remove warnings.
6399 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6401 2002-01-12 Graham Stott <grahams@redhat.com>
6403 * attribs.c (handle_deprecated_attribute): constify WHAT.
6404 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6405 dangling else warning and constify WHAT.
6406 * except.h (struct function, struct inline_remap): Move
6407 struct tag forward defs before all prototypes.
6408 (duplicate_eh_regions): Whitespace.
6410 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6412 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6413 MODE_BASE_REG_CLASS.
6414 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6416 2002-01-12 Richard Henderson <rth@redhat.com>
6418 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6419 (ix86_expand_vector_move): New.
6420 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6421 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6422 Remove old prefetch builtins. Special case the logicals removed above.
6423 (ix86_expand_builtin): Likewise.
6424 (safe_vector_operand): Use V4SFmode, not TImode.
6425 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6426 (ix86_expand_timode_binop_builtin): New.
6427 * config/i386/i386-protos.h: Update.
6428 * config/i386/i386.h (enum ix86_builtins): Update.
6429 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6430 Use ix86_expand_vector_move in vector move expanders.
6431 (movti_internal, movti_rex64): Add xorps alternative.
6432 (sse_clrv4sf): Rename and adjust from sse_clrti.
6433 (prefetch): Don't work so hard.
6434 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6435 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6436 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6438 2002-01-11 Richard Henderson <rth@redhat.com>
6440 * config/i386/mmintrin.h: New file.
6441 * config/i386/xmmintrin.h: New file.
6442 * config.gcc (i?86-*-*): Add extra_headers.
6443 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6445 (simplify_binary_operation): Handle saturating arithmetic codes.
6446 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6447 not the lowpart subreg.
6448 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6450 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6452 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6454 * conflict.c (conflict_graph_compute): Free regsets when finished.
6455 * ssa.c (compute_coalesced_reg_partition): Likewise.
6457 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6459 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6460 every where we allocate a register.
6462 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6464 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6465 * lcm.c (compute_earliest, compute_farthest): Likewise.
6467 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6469 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6471 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6473 * doc/rtl.texi (Insns): Fix 2 typos.
6475 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6477 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6478 options. Use @table @gcctabopt for MMIX options. Add index
6479 entries for MMIX options. Start new paragraph with first
6480 heading of the machine-dependent options.
6482 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6485 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6486 * combine.c (force_to_mode): Same.
6487 * reload1.c (clear_reload_reg_in_use): Same.
6489 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6491 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6494 2002-01-11 Andreas Jaeger <aj@suse.de>,
6495 Brad Lucier <lucier@math.purdue.edu>
6497 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6500 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6502 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6503 Protect with IN_LIBGCC.
6504 (LINK_EH_SPEC): Add required trailing space.
6506 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6508 * c-tree.h: Move function declarations so that they are listed
6509 under the filename which contains them.
6510 (check_identifier, finish_decl_top_level,
6511 lookup_name_current_level_global, shadow_record_fields): Remove.
6513 2002-01-11 Andreas Jaeger <aj@suse.de>
6515 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6518 2002-01-10 Richard Henderson <rth@redhat.com>
6520 * config/alpha/alpha.c (print_operand): Add 'J'.
6521 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6522 new operand with the sequence number for the lituse. When splitting
6523 the insns, use gen_movdi_er_high_g and generate a sequence number.
6524 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6526 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6528 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6529 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6531 (altivec_expand_builtin): Same.
6532 (altivec_expand_stv_builtin): New.
6534 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6536 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6537 ("altivec_lvehx"): New.
6538 ("altivec_lvewx"): New.
6539 ("altivec_lvxl"): New.
6540 ("altivec_lvx"): New.
6541 ("altivec_stvx"): New.
6542 ("altivec_stvebx"): New.
6543 ("altivec_stvehx"): New.
6544 ("altivec_stvewx"): New.
6545 ("altivec_stvxl"): New.
6547 2002-01-10 Richard Henderson <rth@redhat.com>
6549 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6550 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6551 care not to delete instructions twice.
6553 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6555 * toplev.c: Don't declare environ (it's not used anywhere).
6556 * configure.in: Don't check for declaration of environ.
6557 * config/i386/xm-mingw32.h: Don't #define environ.
6558 * config.in, configure: Regenerate.
6560 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6562 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6563 * configure: Regenerate.
6565 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6566 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6567 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6569 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6570 LIMITS_H_TEST here, not in m68k/x-next.
6571 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6572 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6574 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6575 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6576 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6578 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6579 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6580 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6581 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6582 replacement of quadlib.asm with quadlib.c.
6584 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6585 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6586 config/rs6000/xm-beos.h: Delete file.
6588 * config.gcc: Update to match above changes.
6590 2002-01-10 Kazu Hirata <kazu@hxi.com>
6592 * config/h8300/h8300.h: Fix comment typos.
6593 * config/h8300/h8300.md: Likewise.
6594 * config/h8300/lib1funcs.asm: Likewise.
6596 2002-01-10 Dale Johannesen <dalej@apple.com>
6598 PR optimization/5269
6599 * unroll.c (precondition_loop_p): Make *increment be the correct
6600 sign when n_iterations known, to avoid confusing caller.
6602 2002-01-10 Kazu Hirata <kazu@hxi.com>
6604 * doc/extend.texi (deprecated): Fix a typo.
6606 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6608 * basic-block.h (update_br_prob_note): Declare.
6609 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6610 (try_forward_edges): Care negative frequencies and update note.
6611 (outgoing_edges_match): Tweek conditional merging heuristics.
6612 (try_crossjump_to_edge): use update_br_prob_note.
6613 * cfglayout.c (fixup_reorder_chain): Likewise.
6614 * cfrtl.c (update_br_prob_note): New.
6615 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6617 * i386.c (ix86_decompose_address): Return -1 if address contains
6619 (legitimate_address_p): Require ix86_decompose_address to return 1.
6621 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6622 (cprop_insn): Likewise.
6624 2002-01-10 Kazu Hirata <kazu@hxi.com>
6626 * toplev.c: Fix formatting.
6628 * tree-dump.c: Likewise.
6629 * unroll.c: Likewise.
6630 * unwind-dw2.c: Likewise.
6631 * unwind-dw2-fde.c: Likewise.
6632 * unwind-dw2-fde-glibc.c: Likewise.
6633 * unwind-sjlj.c: Likewise.
6635 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6637 * doc/invoke.texi: Document PDP-11 options.
6639 2002-01-10 Kazu Hirata <kazu@hxi.com>
6641 * config/h8300/h8300.h: Fix formatting.
6643 2002-01-10 Ira Ruben <ira@apple.com>
6645 Add __attribute__ ((deprecated)).
6646 * extend.texi: Document __attribute__ ((deprecated)).
6647 * invoke.texi: Document -Wno-deprecated-declarations.
6648 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6649 * testsuite/gcc.dg/deprecated.c: New C test.
6650 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6651 (c_common_attribute_table): Add "deprecated" entry.
6652 (handle_deprecated_attribute): New function.
6653 * c-decl.c (deprecated_states): New enum.
6654 deprecated_state: State of "deprecated" handling.
6655 (start_decl): Set deprecated_state based on attributes.
6656 (grokdeclarator): Test for deprecated uses, propagate attribute.
6657 * c-typeck.c (build_component_ref): Test for deprecated fields.
6658 (build_external_ref): Test for deprecated primaries.
6659 * diagnostic.c (warn_deprecated_use) New function to issue
6660 warnings about __attribute__ ((depricated)) references.
6661 * flags.h (warn_deprecated_decl): Extern declared for
6662 -W[no-]deprecated-declarations option.
6663 * print-tree.c (print_node): Show deprecated flag status.
6664 * toplev.c (warn_deprecated_decl): Defined.
6665 (W_options): Added "deprecated-declaration".
6666 * toplev.h (warn_deprecated_use): Extern declared.
6667 * tree.h (struct tree_common): Define deprecated_flag.
6668 (TREE_DEPRECATED): New macro to access flag.
6669 * cp/call.c (build_call): Test for deprecated calls.
6670 * cp/class.c (add_implicitly_declared_members): Set global
6671 flag to tell grokdeclarator to not issue deprecated warnings.
6672 * cp/cp-tree.h: Add extern for adding_implicit_members.
6673 * cp/decl.c (deprecated_states): New enum.
6674 (start_decl): Set deprecated_state based on attributes.
6675 (grokdeclarator): Test for deprecated uses, propagate attribute.
6676 * cp/lex.c (do_identifier): Test for deprecated primaries.
6677 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6679 2002-01-10 Ira Ruben <ira@apple.com>
6681 Fix to assign attributes to inline member functions.
6682 * cp/decl.c (start_method): Handle attrlist.
6684 2002-01-10 Kazu Hirata <kazu@hxi.com>
6686 * combine.c (expand_field_assignment): Use subreg_lsb().
6688 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6690 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6691 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6692 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6693 Recurse for any operand of AND as long as constant is non-zero.
6695 2002-01-10 Kazu Hirata <kazu@hxi.com>
6697 * config/h8300/h8300.md: Remove constraints from expanders.
6699 2002-01-10 Kazu Hirata <kazu@hxi.com>
6701 * varasm.c: Fix formatting.
6702 * varray.c: Likewise.
6703 * vmsdbgout.c: Likewise.
6704 * xcoffout.c: Likewise.
6706 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6708 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6709 update edge probabilities to match.
6711 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6713 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6715 * doc/languages.texi, doc/sourcebuild.texi: New files.
6716 * doc/configfiles.texi: Make a subsubsection. Update.
6717 * doc/configterms.texi: Add @node. Remove warning that this isn't
6718 instructions for building GCC.
6719 * doc/makefile.texi: Make a subsection.
6720 * doc/gccint.texi: Update.
6722 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6724 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6726 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6728 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6730 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6732 * optabs.c (expand_fix): Look for wider integer modes first.
6734 * i386.md (mov?f): Avoid the fake const double trick for medium
6736 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6737 (fop_df_4): Disable for SSE compilation.
6739 2002-01-10 Graham Stott <grahams@redhat.com>
6741 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6742 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6744 2002-01-10 Richard Henderson <rth@redhat.com>
6746 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6748 2002-01-10 Richard Henderson <rth@redhat.com>
6750 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6751 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6753 2002-01-10 Kazu Hirata <kazu@hxi.com>
6755 * combine.c (can_combine_p): Fix a comment typo.
6757 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6759 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6760 empty list correctly. Change loop index $t to $f for
6761 consistency with rest of Makefile.
6763 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6765 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6766 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6768 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6769 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6770 (altivec_init_builtins): Same.
6771 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6772 (altivec_expand_binop_builtin): Same.
6773 (altivec_expand_ternop_builtin): Same.
6776 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6777 ("altivec_vctuxs"): Fix typo.
6778 ("altivec_vnmsubfp"): Same.
6779 ("altivec_dssall"): New.
6780 ("altivec_mfvscr"): New.
6781 ("altivec_dss"): New.
6782 ("altivec_lvsl"): New.
6783 ("altivec_lvsr"): New.
6784 ("altivec_dstt"): New.
6785 ("altivec_dstst"): New.
6786 ("altivec_dststt"): New.
6787 ("altivec_dst"): New.
6789 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6790 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6792 2002-01-09 Richard Henderson <rth@redhat.com>
6794 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6796 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6798 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6800 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6802 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6804 2002-01-09 Kazu Hirata <kazu@hxi.com>
6806 * read-rtl.c: Fix formatting.
6808 * regclass.c: Likewise.
6809 * regrename.c: Likewise.
6810 * reg-stack.c: Likewise.
6811 * reload1.c: Likewise.
6812 * reload.c: Likewise.
6815 2002-01-09 Kazu Hirata <kazu@hxi.com>
6817 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6818 to extract items in the expr_list chain.
6820 2002-01-09 Richard Henderson <rth@redhat.com>
6822 * config/vax/vax.c (vax_rtx_cost): Never abort.
6824 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6826 2002-01-09 Jan Hubicka <jh@suse.cz>
6828 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6830 2002-01-09 Richard Henderson <rth@redhat.com>
6832 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6833 Unify code from various alternatives.
6835 2002-01-09 Richard Henderson <rth@redhat.com>
6837 * regrename.c (copy_value): Ignore the copy if the source register
6838 is present in the value chain with a narrower mode.
6840 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6842 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6843 for the c4x target. Also improve layout.
6845 2002-01-09 Richard Henderson <rth@redhat.com>
6847 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6848 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6849 to match insn patterns.
6851 2002-01-09 Richard Henderson <rth@redhat.com>
6853 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6854 (copyprop_hardreg_forward_1): Likewise.
6856 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6858 * pa.md (decrement_and_branch_until_zero): Change predicate for
6859 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
6861 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6863 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
6864 gets undefined. For Darwin.
6866 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6868 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
6870 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6872 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
6874 2002-01-08 Richard Henderson <rth@redhat.com>
6876 * regrename.c (copy_value): Ignore overlapping copies.
6878 2002-01-08 Richard Henderson <rth@redhat.com>
6880 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
6881 as needed to avoid shared structure.
6883 2002-01-08 Kazu Hirata <kazu@hxi.com>
6885 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
6888 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6890 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
6891 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
6892 documentation of obsolete macros.
6893 * system.h: Poison these macros.
6894 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
6895 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
6896 config/c4x/c4x.h, config/clipper/clipper.h,
6897 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
6898 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
6899 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
6900 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
6901 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6902 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
6903 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6904 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
6905 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
6906 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6907 config/sparc/sparc.h, config/stormy16/stormy16.h,
6908 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
6909 definitions and commented out definitions of obsolete macros.
6910 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
6911 of MAX_INT_TYPE_SIZE.
6913 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6915 * config/s390/s390.c (s390_preferred_reload_class): Never
6916 return ADDR_REGS if it isn't a subset of the given class.
6917 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
6918 FP_REGS, but all superclasses as well.
6920 * config/s390/s390.c (s390_function_profiler): Fix thinko.
6922 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
6923 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
6924 must not be a const_int.
6926 2002-01-08 Richard Henderson <rth@redhat.com>
6928 * Makefile.in (toplev.o): Depend on options.h.
6929 (gcc.o): Depend on specs.h.
6931 2002-01-08 Jakub Jelinek <jakub@redhat.com>
6933 * expr.c (store_expr): Convert VOIDmode constants back to target's
6936 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6938 * doc/invoke.texi: Markup gcc as @command. Refer to
6939 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
6940 of http://gcc.gnu.org/thanks.html.
6942 2002-01-08 Dale Johannesen <dalej@apple.com>
6944 * config/rs6000/rs6000.md: Add missing int register
6945 target case to movdf_low.
6947 2002-01-08 Zack Weinberg <zack@codesourcery.com>
6949 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
6950 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
6951 (cppinit.o): Depend on except.h.
6952 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
6953 s-specs): New rules.
6955 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
6956 Don't create specs.h/options.h/gencheck.h here. Remove
6957 unnecessary variable settings from last argument of AC_OUTPUT.
6958 * config.in, configure: Regenerate.
6959 * intl.c: Hardcode package name as "gcc".
6961 * cppinit.c: Include except.h.
6962 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
6964 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
6965 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
6966 (!)USING_SJLJ_EXCEPTIONS.
6967 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
6969 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6971 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
6972 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
6973 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
6974 documentation of obsolete macros.
6975 * system.h: Poison these macros.
6976 * config/d30v/d30v.h, config/ns32k/encore.h,
6977 config/stormy16/stormy16.h: Remove definitions and commented out
6978 definitions of obsolete macros.
6980 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
6982 * objc/objc-act.c (handle_class_ref): Mark the declaration of
6983 %sobjc_class_ref_%s as used - to prevent unwanted compiler
6986 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6988 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
6989 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
6990 to insn adjusting stack/frame pointer.
6991 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
6992 accept operands that cause the insn to be non-splittable.
6994 2002-01-08 Graham Stott <grahams@redhat.com>
6996 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
6997 (C_TYPE_FIELDS_VOLATILE): Likewise.
6998 (C_TYPE_BEING_DEFINED): Likewise.
6999 (C_IS_RESERVED_WORD): Likewise.
7000 (C_TYPE_VARIABLE_SIZE): Likewise.
7001 (C_DECL_VARIABLE_SIZE): Likewise.
7002 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7003 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7004 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7006 (C_DECL_ANTICIPATED): Likewise.
7007 (c_build_type_variant): Add parenthesis.
7009 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7011 * gcc.c (option_map): Remove --version.
7012 (process_command): Handle -fversion following the GNU Coding
7013 Standards. Partially addresses PR other/704.
7015 2002-01-08 Graham Stott <grahams@redhat.com>
7017 * combine.c (combine_instructions): Fix typo.
7019 2002-01-08 Graham Stott <grahams@redhat.com>
7021 * debug.h: Use "tree" and "rtx" throughout.
7023 * debug.c: Likewise.
7025 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7027 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7028 constant pool, use the pool's version of the symbol instead.
7030 2002-01-07 Richard Henderson <rth@redhat.com>
7032 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7033 the original register was copied in a mode with a fewer number of
7034 hard registers than the desired mode.
7035 (copyprop_hardreg_forward_1): Likewise.
7036 (debug_value_data): Fix loop test.
7037 * toplev.c (parse_options_and_default_flags): Reenable
7038 -fcprop-registers at -O1.
7040 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7042 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7043 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7045 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7048 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7050 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7052 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7053 (pa_output_function_prologue): Output local label at the beginning of
7054 the prologue when profiling.
7055 (hppa_profile_hook): Use the local label rather than the function label.
7056 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7058 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7060 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7061 (altivec_expand_unop_builtin): Fix thinko.
7062 (altivec_expand_binop_builtin): Same.
7063 (altivec_expand_ternop_builtin): Same.
7064 (altivec_expand_builtin): Same.
7066 2002-01-07 Richard Henderson <rth@redhat.com>
7068 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7070 2002-01-07 Jason Merrill <jason@redhat.com>
7072 * unwind-dw2.c (execute_cfa_program): Use < again.
7074 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7076 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7078 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7080 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7081 Don't allow -1 - x -> ~x simplifications in the first pass.
7083 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7085 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7087 (altivec_expand_binop_builtin): Same.
7088 (altivec_expand_unop_builtin): Same.
7089 (print_operand): Fix typo.
7090 (bdesc_1arg): Add vupk* variants.
7092 * rs6000.h (rs6000_builtins): Add vupk* enums.
7094 * rs6000.md: Add altivec_vupk* variants.
7096 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7098 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7099 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7100 and last update dates.
7102 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7104 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7106 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7108 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7109 * config/avr/avr.h (CPP_SPEC): Likewise.
7110 (LINK_SPEC): Likewise.
7111 (CRT_BINUTILS_SPECS): Likewise.
7112 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7113 * doc/invoke.texi (AVR Options): Document them.
7115 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7117 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7120 2002-01-07 Graham Stott <grahams@redhat.com>
7122 * config/i386/i386.h: Update copyright date.
7123 (HALF_PIC_PTR): Add parenthesis.
7124 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7125 (CONSTANT_ALIGNMENT): Add parenthesis.
7126 (DATA_ALIGNMENT): Likewise.
7127 (LOCAL_ALIGNMENT): Likewise.
7128 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7129 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7130 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7131 (HARD_REGNO_NREGS): Add paranethesis.
7132 (VALID_SSE_REG_MODE): Whitespace.
7133 (VALID_MMX_REG_MODE): Whitespace.
7134 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7135 (ix86_hard_regno_mode_ok): Add parenthesis.
7136 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7137 (RETURN_IN_MEMORY): Whitespace.
7138 (N_REG_CLASSES): Add parenthesis.
7139 (INTEGER_CLASS_P): Add parenthesis and wrap.
7140 (FLOAT_CLASS_P): Likewise.
7141 (SSE_CLASS_P): Likewise.
7142 (MMX_CLASS_P): Likewise.
7143 (MAYBE_INTEGER_CLASS_P): Likewise.
7144 (MAYBE_FLOAT_CLASS_P): Likewise.
7145 (MAYBE_SSE_CLASS_P): Likewise.
7146 (MAYBE_MMX_CLASS_P): Likewise.
7147 (Q_CLASS_P): Likewise.
7148 (GENERAL_REGNO_P): Uppercase macro parameter.
7149 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7150 (FP_REGNO_P): Likewise.
7151 (ANY_FP_REGNO_P): Uppercase macro parameter.
7152 (SSE_REGNO_P): Likewise.
7153 (SSE_REGNO): Likewise.
7154 (SSE_REG_P): Likewise.
7155 (SSE_FLOAT_MODE_P): Likewise.
7156 (MMX_REGNO_P): Likewise.
7157 (MMX_REG_P):Likewise.
7158 (STACK_REG_P): Likewise.
7159 (NON_STACK_REG_P): Likewise.
7160 (STACK_TOP_P): Likewise.
7161 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7162 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7163 (SECONDARY_MEMORY_NEEDED): Likewise.
7164 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7165 (MD_ASM_CLOBBERS): Whitespace and wrap.
7166 (MUST_PASS_IN_STACK): Whitespace and wrap.
7167 (RETURN_POPS_ARGS): Add parenthesis.
7168 (INIT_CUMULATIVE_ARGS): Likewise.
7169 (FUNCTION_ARG): Likewise.
7170 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7171 (SETUP_INCOMING_VARARGS): Likewise.
7172 (BUILD_VA_LIST_TYPE): Add parenthesis.
7173 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7175 (EXPAND_BUILTIN_VA_ARG): Likewise.
7176 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7177 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7178 (INITIAL_ELIMINATION_OFFSET): Likewise.
7179 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7180 (REGNO_OK_FOR_BASE_P): Likewise.
7181 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7182 (REGNO_OK_FOR_DIREG_P): Likewise.
7183 (REG_OK_FOR_INDEX_P): Whitespace.
7184 (REG_OK_FOR_BASE_P): Whitespace.
7185 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7187 (FIND_BASE_TERM): Fix typo.
7188 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7189 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7190 (SYMBOLIC_CONST; Whitespace.
7191 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7192 (ENCODE_SECTION_INFO): Whitespace.
7193 (FINALIZE_PIC): Remove do { ... } while (0).
7194 (PROMOTE_MODE): Wrap in do { ... } while (0).
7195 (CONST_COSTS): Whitespace.
7196 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7197 (REGISTER_MOVE_COST): Add parenthesis.
7198 (MEMORY_MOVE_COST): Likewise.
7199 (EXTRA_CC_MODES): Whitespace.
7200 (SELECT_CC_MODE): Add parenthesis and whitespace.
7201 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7202 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7203 (ASM_OUTPUT_LABEL): Add paramethesis.
7204 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7205 (ASM_OUTPUT_REG_POP): Likewise.
7206 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7207 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7209 * config/i386/i386.c: Update copyright.
7210 (CHECK_STACK_LIMIT): Add parenthesis.
7211 (AT_BP): Uppercase macro parameter.
7212 (x86_64_int_parameter_registers): Constify.
7213 (x86_64_int_return_registers): Likewise.
7214 (ix86_compare_op0): Use rtx.
7215 (construct_container): Constify INTREG parameter.
7216 (function_arg): Use rtx.
7218 * diagnostic.h: Update copyright date.
7219 (output_buffer_state): Add parenthesis.
7220 (output_buffer_format_args): Likewise.
7222 * combine.c (combine_instructions): Replace XEXP (links, 0)
7225 2002-01-06 H.J. Lu <hjl@gnu.org>
7227 * cfgcleanup.c (thread_jump): Fix 2 typos.
7229 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7231 * config.gcc: Add support for --enable-altivec.
7233 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7235 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7237 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7239 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7240 __objc_class_name_*.
7242 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7244 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7246 2002-01-06 Richard Henderson <rth@redhat.com>
7248 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7249 nop them out. Increment label reference count for REG_LABEL.
7250 (fill_slots_from_thread): Frob label reference count around
7251 delete_related_insns.
7253 2002-01-05 Richard Henderson <rth@redhat.com>
7255 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7258 2002-01-05 Richard Henderson <rth@redhat.com>
7260 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7261 * integrate.c (output_inline_function): Likewise.
7262 * toplev.c (rest_of_compilation): Do it here instead. Move call
7263 to remove_unnecessary_notes after emitting abstract instance.
7264 Force an emitted nested function to have its parent emited as well.
7265 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7267 (rtl_for_decl_location): Do not look at reload data structures
7268 before reload has run.
7270 2002-01-05 Kazu Hirata <kazu@hxi.com>
7272 * cse.c: Fix formatting.
7273 * dwarf2asm.c: Likewise.
7274 * dwarf2out.c: Likewise.
7275 * explow.c: Likewise.
7276 * expmed.c: Likewise.
7277 * function.c: Likewise.
7279 * gencheck.c: Likewise.
7280 * genrecog.c: Likewise.
7281 * ggc-common.c: Likewise.
7282 * ggc-page.c: Likewise.
7283 * global.c: Likewise.
7285 2002-01-05 Kazu Hirata <kazu@hxi.com>
7287 * combine.c: Fix formatting.
7289 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7292 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7294 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7296 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7297 as 1 for __powerpc64__ as well.
7299 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7301 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7304 2002-01-05 Daniel Berlin <dan@dberlin.org>
7306 * lcm.c: Revert change, due to performance regression it causes on
7307 SPEC because it's slightly more conservative (sigh, I hate
7310 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7312 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7314 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7316 * doc/cppinternals.texi: Update.
7318 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7320 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7321 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7323 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7324 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7325 kludge for pre-october-14th mmix versions to handle new-found bug
7326 with PUSHJ/PUSHGO and the register stack.
7327 * config/mmix/mmix.h (struct machine_function): Rename member
7328 has_call_value_without_parameters to has_call_without_parameters.
7329 All referers changed.
7330 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7331 TARGET_MASK_BRANCH_PREDICT): New macros.
7332 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7333 -mno-reg-stack-fill-bug-workaround.
7334 * config/mmix/mmix.md ("call"): Set struct machine member
7335 has_call_without_parameters.
7337 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7339 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7341 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7343 * cfgcleanup.c: Include tm_p.h
7344 (mark_effect): Fix handling of hard register; fix handling of SET
7346 2002-01-04 Kazu Hirata <kazu@hxi.com>
7348 * config/h8300/h8300.md (anonymous patterns): Check that
7349 operands are registers before using REGNO on them.
7351 2002-01-03 Roland McGrath <roland@frob.com>
7353 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7355 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7357 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7358 * c-common.h (genrtl_expr_stmt_value): Likewise.
7359 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7360 (expand_expr_stmt_value): Add maybe_last argument.
7361 Don't warn about statement with no effect if it is the last statement
7362 in expression statement.
7363 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7364 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7365 expand_expr_stmt_value.
7366 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7367 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7368 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7369 as maybe_last to expand_expr_stmt_value.
7371 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7373 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7374 be passed in, do not build it.
7375 (c_begin_if_stmt): New function.
7376 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7377 * c-common.h (c_expand_start_cond): Update prototype.
7378 (c_begin_if_stmt): Prototype new function.
7379 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7380 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7381 c_begin_while_stmt and c_finish_while_stmt_cond.
7383 2002-01-04 William Cohen <wcohen@redhat.com>
7385 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7386 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7387 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7388 * config/pa/som.h (ASM_FILE_START): Likewise.
7390 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7392 * lcm.c: Include df.h.
7393 Add available_transfer_function prototype.
7394 (compute_available): Rework to use iterative dataflow framework.
7395 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7396 with bb_info in df.h
7397 (available_transfer_function): New function.
7399 * Makefile.in (lcm.o): add df.h to dependencies.
7401 2002-01-04 Richard Henderson <rth@redhat.com>
7403 * config/alpha/alpha.c (some_operand): Accept HIGH.
7404 (input_operand): Likewise; accept simple references to globals.
7405 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7406 (alpha_const_double_ok_for_letter_p): Likewise.
7407 (alpha_extra_constraint): Likewise.
7408 (alpha_preferred_reload_class): Likewise. Do not force
7409 symbolic constants to memory.
7410 (alpha_legitimate_address_p): Accept simple references
7411 to small_symbolic_operand.
7412 (alpha_legitimize_address): New arg scratch. Be prepared to be
7413 called when no_new_pseudos. Emit simple symbolic references.
7414 Split integers into low, high, and rest.
7415 (alpha_expand_mov): Use alpha_legitimize_address.
7416 (some_small_symbolic_mem_operand): New.
7417 (split_small_symbolic_mem_operand): New.
7418 * config/alpha/alpha-protos.h: Update.
7419 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7420 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7421 (EXTRA_CONSTRAINT): Likewise.
7422 (PREFERRED_RELOAD_CLASS): Likewise.
7423 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7424 (PREDICATE_CODES): Update.
7425 * config/alpha/alpha.md: New post-reload splitters to convert
7426 simplfied symbolic operands to the form that references $29.
7427 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7428 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7430 2002-01-03 Richard Henderson <rth@redhat.com>
7432 * local-alloc.c (function_invariant_p): Update commentary.
7434 2002-01-04 H.J. Lu <hjl@gnu.org>
7436 * toplev.c (rest_of_compilation): Fix a typo when calling
7439 2002-01-03 Kazu Hirata <kazu@hxi.com>
7441 * c-common.c: Fix formatting.
7442 * diagnostic.c: Likewise.
7443 * doloop.c: Likewise.
7444 * dwarf2out.c: Likewise.
7446 2002-01-03 Kazu Hirata <kazu@hxi.com>
7448 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7449 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7451 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7453 * cpperror.c: Update comments and copyright.
7454 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7455 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7457 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7459 * collect2.c (main): Use strcmp when testing for "-shared".
7461 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7463 * cppmacro.c: Don't include intl.h. Update comments.
7464 (new_number_token): Allocate enough buffer for 64-bit unsigned
7465 integers; update prototype.
7466 * cppmain.c: Update comments.
7468 2002-01-03 William Cohen <wcohen@redhat.com>
7470 * function.h (struct function): Add profile.
7471 (current_function_profile): New.
7472 doc/extend.texi: Update documentation.
7473 * final.c (final_start_function): Use current_function_profile
7474 instead of profile_flag.
7475 (profile_after_prologue): Likewise.
7476 * function.c (expand_function_start): Likewise.
7477 (expand_function_start): Likewise.
7478 * config/alpha/alpha.c (direct_call_operand):
7479 (alpha_does_function_need_gp): Likewise.
7480 (alpha_expand_prologue): Likewise.
7481 * config/arm/arm.c (arm_expand_prologue): Likewise.
7482 thumb_expand_prologue: Likewise.
7483 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7484 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7485 (fr30_expand_prologue): Likewise.
7486 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7487 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7488 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7489 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7490 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7491 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7492 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7493 (m32r_expand_prologue): Likewise.
7494 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7495 (m88k_expand_prologue): Likewise.
7496 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7497 * config/mips/mips.c (compute_frame_size): Likewise.
7498 (mips_expand_prologue): Likewise.
7499 (mips_can_use_return_insn): Likewise.
7500 * config/pa/elf.h (ASM_FILE_START): Likewise.
7501 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7502 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7503 * config/pa/som.h (ASM_FILE_START): Likewise.
7504 * config/romp/romp.c (romp_using_r14): Likewise.
7505 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7506 (rs6000_stack_info): Likewise.
7507 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7508 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7509 * config/v850/v850.c (compute_register_save_size): Likewise.
7511 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7513 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7514 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7516 2002-01-03 Turly O'Connor <turly@apple.com>
7518 * darwin.c (machopic_output_possible_stub_label): Don't generate
7519 stub routines for pseudo-stubs which we've just defined.
7521 2002-01-03 Kazu Hirata <kazu@hxi.com>
7523 * builtins.c: Fix formatting.
7524 * c-typeck.c: Likewise.
7525 * combine.c: Likewise.
7529 2002-01-03 Andreas Schwab <schwab@suse.de>
7531 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7532 and return true if _cpp_push_next_buffer pushed a new include
7534 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7535 _cpp_pop_file_buffer did not push a new file.
7536 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7538 2002-01-02 Eric Christopher <echristo@redhat.com>
7540 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7541 FIND_REG_INC_NOTE call. Update copyright.
7542 * loop.c (canonicalize_condition): Ditto.
7543 * reorg.c (delete_scheduled_jump): Ditto.
7545 2002-01-03 Kazu Hirata <kazu@hxi.com>
7547 * gcse.c: Fix formatting.
7549 2002-01-03 Graham Stott <grahams@redhat.com>
7551 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7552 forward defs for struct tags rtx_def, union_tree, rtvec_def
7553 also output corresponding typedefs for rtx, tree, and rtvec.
7555 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7556 rtvec_def along with corresponding typedefs for rtx, tree, and
7557 rtvec to config.h, hconfig.h, tconfig.h.
7559 2002-01-03 Graham Stott <grahams@redhat.com>
7561 * tree.h: Update copyright date.
7562 (IS_EXPR_CODE_CLASS): Add parenthesis.
7563 (TREE_SET_CODE): Add whitespace.
7564 (TREE_CHECK): Add parenthesis.
7565 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7566 (CST_OR_CONSTRUCTOR_CHECK):
7567 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7568 (TREE_SYMBOL_REFERENCED): Whitespace.
7569 (INT_CST_LT): Likewise.
7570 (INT_CST_LT_UNSIGNED): Likewise.
7571 (tree_real_cst): Unwrap comment.
7572 (tree_string): Likewise.
7573 (tree_complex): Likewise.
7574 (IDENTIFIER_POINTER): correct cast.
7575 (SAVE_EXPR_CONTEXT): Whitespace.
7576 (EXPR_WFL_FILENAME_NODE): Likewise.
7577 (EXPR_WFL_FILENAME): Remove parenthesis.
7578 (DECL_ORIGIN): Add parenthesis.
7579 (DECL_FROM_INLINE): Use NULL_TREE.
7580 (build_int_2): Whitespace.
7581 (build_type_variant): Add parenthesis.
7583 * gcc/jcf-parse.c: Update copyright date.
7584 (yyparse): Constify resource_filename.
7586 2002-01-03 Graham Stott <grahams@redhat.com>
7588 * rtl.h: Update copyright date.
7589 (RTL_CHECK1): Wrap long line.
7590 (RTL_CHECK2): Likewise.
7591 (RTL_CHECKC1): Wrap long line and whitespace.
7592 (RTL_CHECKC2): Likewise.
7593 (XWINT): Whitespace.
7599 (XBITMAP): Likewise.
7610 (X0BITMAP): Likewise.
7612 (X0BBDEF): Likewise.
7613 (X0ADVFLAGS): Likewise.
7614 (X0CSELIB): Likewise.
7615 (X0MEMATTR): Likewise.
7623 (XCBITMAP): Likewise.
7625 (XCBBDEF): Likewise.
7626 (XCADVFLAGS): Likewise.
7627 (XCCSELIB): Likewise.
7629 (INSN_UID): Likewise.
7630 (PREV_INSN): Likewise.
7631 (PATTERN): Likewise.
7632 (INSN_CODE): Likewise.
7633 (PUT_REG_NOTE_KIND): Likewise.
7634 (CODE_LABEL_NUMBER): Likewise.
7635 (NOTE_SOURCE_FILE): Likewise.
7636 (NOTE_BLOCK): Likewise.
7637 (NOTE_EH_HANDLER): Likewise.
7638 (NOTE_RANGE_INFO): Likewise.
7639 (NOTE_LIVE_INFO): Likewise.
7640 (NOTE_BASIC_BLOCK): Likewise.
7641 (NOTE_EXPECTED_VALUE): Likewise.
7642 (NOTE_LINE_NUMBER): Likewise.
7643 (LABEL_NAME): Likewise.
7644 (LABEL_NUSES): Likewise.
7645 (LABEL_ALTERNATE_NAME): Likewise.
7646 (ADDRESSOF_DECL): Likewise.
7647 (JUMP_LABEL): Likewise.
7648 (LABEL_NEXTREF): Likewise.
7650 (ORIGINAL_REGNO: Likewise.
7651 (HARD_REGISTER_NUM_P): Add parenthesis.
7652 (SUBREG_REG): Whitespace.
7653 (SUBREG_BYTE): Likewise.
7654 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7655 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7656 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7657 (ASM_OPERANDS_INPUT_VEC): Likewise.
7658 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7659 (ASM_OPERANDS_INPUT): Likewise.
7660 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7661 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7662 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7663 (ASM_OPERANDS_INPUT_MODE): Likewise.
7664 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7665 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7666 (MEM_SET_IN_STRUCT_P): Minor reformat.
7667 (TRAP_CONDITION): Whitespace.
7668 (TRAP_CODE): Likewise.
7669 (COND_EXEC_TEST): Likewise.
7670 (COND_EXEC_CODE): Likewise.
7671 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7672 (PHI_NODE_P): Add parenthesis.
7673 (plus_constant): Whitespace and add parenthesis.
7675 2002-01-03 Kazu Hirata <kazu@hxi.com>
7677 * config/avr/avr.c: Fix comment typos.
7678 * config/c4x/c4x.md: Likewise.
7679 * config/dsp16xx/dsp16xx.h: Likewise.
7680 * config/dsp16xx/dsp16xx.md: Likewise.
7681 * config/i386/i386.md: Likewise.
7682 * config/ia64/ia64.c: Likewise.
7683 * config/m32r/m32r.h: Likewise.
7684 * config/m68hc11/m68hc11.md: Likewise.
7685 * config/mmix/mmix.c: Likewise.
7686 * config/mn10200/mn10200.c: Likewise.
7687 * config/romp/romp.c: Likewise.
7688 * config/sh/sh.c: Likewise.
7689 * config/stormy16/stormy16.c: Likewise.
7690 * config/stormy16/stormy16.h: Likewise.
7691 * config/stormy16/stormy16.md: Likewise.
7693 2002-01-03 Graham Stott <grahams@redhat.com>
7695 * loop.h: Update copyright date.
7696 (LOOP_MOVABLES): Fix typo.
7697 (LOOP_REGS): Likewise.
7698 (LOOP_IVS): Likewise.
7700 2002-01-03 Graham Stott <grahams@redhat.com>
7702 * cppinit.c: Update copyright date.
7703 Don't include output.h
7704 * Makefile.in: Update copyright date.
7707 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7710 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7711 (-pthread) Add to RS/6000 options.
7713 2002-01-02 Kazu Hirata <kazu@hxi.com>
7715 * except.c: Fix comment typos.
7717 * varasm.c: Likewise.
7718 * doc/tm.texi: Fix a typo.
7720 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7722 * c-typeck.c (output_init_element): Allow initializing static storage
7723 duration objects with compound literals.
7725 2002-01-02 Richard Henderson <rth@redhat.com>
7727 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7730 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7732 * gcc.c (default_compilers): Const-ify.
7733 * mips-tdump.c (stab_names): Likewise.
7734 * mips-tfile.c (map_coff_types, map_coff_storage,
7735 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7736 pseudo_ops_t, pseudo_ops): Likewise.
7737 * protoize.c (default_include): Likewise
7739 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7740 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7741 Add array size in declaration.
7742 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7743 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7744 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7745 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7746 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7747 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7748 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7749 emtens, make_nan): Const-ify.
7750 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7751 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7753 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7755 * config.gcc (ia64-*-*): Set extra_headers.
7756 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7757 * config/alpha/t-osf: Remove.
7758 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7760 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7762 * config/rs6000/t-aix43: Revert previous change.
7764 2002-01-02 Jason Merrill <jason@redhat.com>
7766 * c-decl.c (c_expand_body): Call outlining_inline_function when
7767 emitting an inline function out of line.
7769 2002-01-02 Richard Henderson <rth@redhat.com>
7771 * dwarf2out.c (limbo_die_node): Add created_for member.
7772 (new_die): New argument created_for. Update all callers.
7773 (mark_limbo_die_list): New.
7774 (dwarf2out_init): Register limbo_die_list as a root.
7775 (dwarf2out_finish): Force insert limbo dies into their function
7778 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7781 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7783 2002-01-02 Kazu Hirata <kazu@hxi.com>
7785 * config/h8300/fixunssfsi.c: Update copyright.
7788 * config/h8300/h8300.c: Update copyright.
7791 2002-01-02 Kazu Hirata <kazu@hxi.com>
7793 * config/romp/romp.c: Fix comment formatting.
7794 * config/romp/romp.h: Likewise.
7795 * config/romp/romp.md: Likewise.
7796 * config/s390/s390.c: Likewise.
7797 * config/stormy16/stormy16.c: Likewise.
7798 * config/stormy16/stormy16.h: Likewise.
7800 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7802 * c-common.h (genrtl_expr_stmt_value): Declare.
7803 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7804 (genrtl_goto_stmt_value): ... this new function. Pass new
7805 argument down to expand_expr_stmt_value, taking
7806 TREE_ADDRESSABLE into account.
7807 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7808 STMT_EXPR as addressable, i.e., one whose result we want.
7809 * expr.c (expand_expr): Don't save expression statement value
7810 of labeled_blocks or loop_exprs.
7811 * stmt.c (expand_expr_stmt): Redirect to...
7812 (expand_expr_stmt_value): ... this new function. Use new
7813 argument to tell whether to save expression value.
7814 (expand_end_stmt_expr): Reset last_expr_type and
7815 last_expr_value if we don't have either.
7816 * tree-inline.c (declare_return_variable): Mark its use
7817 statement as addressable.
7818 * tree.h: Document new use of TREE_ADDRESSABLE.
7819 (expand_expr_stmt_value): Declare.
7821 2002-01-01 Tom Rix <trix@redhat.com>
7823 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7824 rs6000_emit_allocate_stack.
7826 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7828 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7829 ${srcdir}/ginclude/ to every entry in extra_headers.
7830 * configure: Regenerate.
7831 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7832 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7833 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7834 * ginclude/proto.h: Rename to config/convex/proto.h.
7836 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7838 * attribs.c (handle_vector_size_attribute): Use host_integerp
7839 and tree_int_cst; remove warnings.
7840 * caller-save.c (insert_restore): Add cast to get rid of warning.
7841 (insert_save): Likewise.
7842 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7843 * regmove.c (find_matches): Add temporary var to kill a warning.
7845 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7847 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7848 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7849 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7850 (vms-dwarf2eh.o): Add Makefile rule.
7851 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7852 * config/alpha/vms-dwarf2eh.asm: New file.
7854 * gcc.c (delete_if_ordinary): Delete all versions.
7856 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
7858 * config/mmix/mmix.md: Update FIXME to not mention
7860 (MMIX_rJ_REGNUM): New define_constants constant.
7861 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
7862 "*movdicc_real"): Adjust contraints formatting.
7863 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
7864 for branch prediction.
7865 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
7867 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
7868 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
7869 number. Delete related FIXMEs.
7870 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
7871 from number to MMIX_rJ_REGNUM.
7872 (TARGET_MASK_BRANCH_PREDICT): New.
7873 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
7874 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
7875 value. Add -mbranch-predict and -mno-branch-predict.
7876 (TARGET_VERSION): Drop date.
7877 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
7878 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
7879 for finding out global symbols.
7880 (mmix_asm_output_labelref): Revert condition for global symbol.
7881 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
7882 (mmix_print_operand_punct_valid_p): A '+' is valid.
7884 See ChangeLog.6 for earlier changes.