1 2002-03-20 Jason Merrill <jason@redhat.com>
3 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
5 2002-03-20 Michael Meissner <meissner@redhat.com>
7 * doc/invoke.texi (Optimize Options): Document that -O2 sets
10 2002-03-20 Bob Wilson <bob.wilson@acm.org>
12 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
13 ".literal_position" directive before the constant pool.
15 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
19 Add Brad Lucier to testers.
21 2002-03-20 Jakub Jelinek <jakub@redhat.com>
24 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
26 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
27 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
28 instead of insn_extract.
30 2002-03-20 Jakub Jelinek <jakub@redhat.com>
33 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
35 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
36 stmt if some case has been output.
38 2002-03-20 Jakub Jelinek <jakub@redhat.com>
41 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
42 movsfcc_1, movdfcc_1): Add %O2.
43 * config/i386/i386.c (print_operand): Handle %ON.
44 Print . before float condition codes in Sun as cmov syntax.
45 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
46 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
49 2002-03-20 Philip Blundell <pb@nexus.co.uk>
51 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
52 return instruction if PC was popped.
54 2002-03-20 Bob Wilson <bob.wilson@acm.org>
56 * config/xtensa/xtensa.md: Remove unused type attributes.
57 (adddi_carry, subddi_carry): Change type attribute to "multi".
59 2002-03-19 Dale Johannesen <dalej@apple.com>
61 PR optimization/5999, middle-end/5731
62 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
63 multiplications by reciprocals.
65 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
67 * Makefile.in: Update.
68 * c-common.c: Include langhooks.h.
69 (inline_forbidden_p): Use new hook.
70 * diagnostic.c: Include langhooks.h.
71 (format_with_decl, announce_function,
72 default_print_error_function): Use new hook.
73 * dwarf2out.c (dwarf2_name): Use new hook.
74 * function.c: Include langhooks.h.
75 (init_function_start): Use new hook.
76 * langhooks-def.h (lhd_decl_printable_name): New.
77 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
78 (LANGHOOKS_INITIALIZER): Update.
79 * langhooks.c (lhd_decl_printable_name): New.
80 * langhooks.h (struct lang_hooks): New hook.
81 * toplev.c (decl_name, decl_printable_name): Remove.
82 (open_dump_file): Use new hook.
83 (process_options): Remove old hook.
84 * tree.h (decl_printable_name): Remove.
86 * objc-act.c (objc_init): Remove old hook.
87 (objc_printable_name): Export.
88 * objc-act.h (objc_printable_name): New.
89 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
91 2002-03-19 Jim Blandy <jimb@redhat.com>
93 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
94 the start_source_file debug hook, not the current line number.
96 2002-03-19 Richard Henderson <rth@redhat.com>
98 * flow.c (EH_USES): Provide default.
99 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
100 * doc/tm.texi (EH_USES): New.
102 * config/ia64/ia64.c (ia64_eh_uses): New.
103 * config/ia64/ia64-protos.h: Update.
104 * config/ia64/ia64.h (EH_USES): New.
106 2002-03-19 Richard Henderson <rth@redhat.com>
108 * varasm.c (output_constant_def): Fix stupid typo.
110 2002-03-19 Richard Henderson <rth@redhat.com>
113 * except.c (current_function_has_exception_handlers): New.
114 * except.h: Declare it.
115 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
116 Combine tests that disable all sibcalls for the function.
118 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
120 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
123 2002-03-19 Richard Henderson <rth@redhat.com>
126 * config/ia64/ia64.c: Revert 2002-03-01 patch.
127 * config/ia64/ia64.h (INIT_EXPANDERS): New.
129 2002-03-19 Jim Blandy <jimb@redhat.com>
131 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
132 name, even if the replacement list contains no tokens, as required
135 2002-03-19 Jason Merrill <jason@redhat.com>
137 * varasm.c (globalize_decl): Get the name from the RTL, not
140 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
142 2002-03-19 Bob Wilson <bob.wilson@acm.org>
144 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
145 subdi_carry): Define.
147 2002-03-19 David Edelsohn <edelsohn@gnu.org>
149 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
150 about -fpic/-fPIC if extra_warnings set.
152 2002-03-19 David Edelsohn <edelsohn@gnu.org>
154 * expr.c (expand_expr): Sign-extend CONST_INT generated from
156 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
158 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
160 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
161 in favor of SP if FRAME_POINTER_REQUIRED is false.
163 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
165 * emit-rtl.c (gen_int_mode): New function.
166 * rtl.h: Prototype for it.
167 * combine.c (make_extraction, simplify_comparison), expmed.c
168 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
169 (convert_modes, store_field), optabs.c (expand_fix),
170 simplify-rtx.c (neg_const_int, simplify_unary_real),
172 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
173 Use it instead of GEN_INT (trunc_int_for_mode (...)).
175 2002-03-19 Jakub Jelinek <jakub@redhat.com>
178 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
179 convert_parm_for_inlining.
180 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
182 * langhooks-def.h: Likewise.
183 * objc/objc-lang.c: Likewise.
184 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
186 * tree-inline.c (initialize_inlined_parameters):
187 Call convert_parm_for_inlining lang hook if needed.
188 * c-typeck.c (c_convert_parm_for_inlining): New function.
189 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
191 2002-03-18 Mark Mitchell <mark@codesourcery.com>
193 * calls.c (precompute_arguments): Do not assume that temporaries
194 can be destroyed after expanding the argument.
195 (expand_call): Likewise.
197 2002-03-15 Eric Christopher <echristo@redhat.com>
199 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
200 Fix register preference on last change.
201 * config/mips/mips.c (mips_return_in_memory): New function.
202 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
203 * config/mips/mips-protos.h: Declare.
204 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
205 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
207 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
209 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
211 (anddi3, iorsi3): Likewise.
213 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
214 use %gprel for symbols that are going to be placed in linkonce
217 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
218 RETURN_ADDRESS_POINTER_REGNUM to $ra.
219 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
220 not needed. Disregard leaf_function_p().
221 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
222 mips16 frame pointer.
223 * config/mips/mips.md (store ra): Only to small SP offsets.
224 2001-08-22 Graham Stott <grahams@redhat.com>
225 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
226 return a REG rtx for the return address register.
228 2002-03-18 Bob Wilson <bob.wilson@acm.org>
230 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
231 constant-pool addresses as "mode-dependent".
232 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
234 2002-03-18 Jakub Jelinek <jakub@redhat.com>
237 * expr.c (emit_group_load): Use extract_bit_field if
238 needed for CONCAT arguments.
240 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
243 * arm.md (tablejump): Make this a define_expand. For PIC add the
244 offset to the base of the table.
245 (thumb_tablejump): Matcher for Thumb tablejump insn.
246 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
247 as the difference of two labels.
248 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
249 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
251 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
252 * arm.c (get_jump_table_size): If the table is not in the text
253 section, return zero.
255 2002-03-18 Bernd Schmidt <bernds@redhat.com>
257 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
259 (arm_reload_out_hi): Use gen_lowpart instead of
260 gen_rtx_SUBREG to access QImode components.
261 * config/arm/arm.md: Disable zero_extend split for QImode
262 subregs in BIG_ENDIAN mode.
263 (storehi_bigend): Match use of least significant byte.
264 (storeinthi): Remove extraneous SUBREG.
265 Add missing construction of operands[2].
266 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
267 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
268 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
270 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
272 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
275 2002-03-17 Richard Henderson <rth@redhat.com>
277 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
280 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
282 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
283 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
285 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
287 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
289 * predict.c (estimate_bb_frequencies): Delete unused variables.
291 2002-03-17 Richard Henderson <rth@redhat.com>
293 * config/ia64/ia64.c (ia64_attribute_table): Move before
294 targetm definition. Make static.
296 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
298 * c-common.h (yyparse, c_common_parse_file): New.
299 * c-lang.c: Include c-common.h.
300 (LANG_HOOKS_PARSE_FILE): Redefine.
301 * c-lex.c: Include c-common.h.
302 (yyparse): Rename c_common_parse_file. Call yyparse.
303 * c-parse.in (yyparse): Remove macro.
304 * c-tree.h (yyparse_1): Remove.
305 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
306 (LANG_HOOKS_INITIALIZER): Update.
307 * langhooks.h (struct lang_hoooks): New hook parse_file.
308 * toplev.c (compile_file): Use parse_file hook.
309 * tree.h (yyparse): Remove.
310 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
312 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
314 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
315 float_truncate, not fix.
316 ("*truncdfsf2_real"): Ditto.
317 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
319 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
321 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
323 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
324 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
325 where appropriate. Make the second reference to
326 leaf_function_p a function call, as intended. Reindented.
328 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
329 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
331 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
332 add register to non-constant into sp.
334 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
335 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
336 (mips16_gp_pseudo_rtx): Lose.
337 (INIT_EXPANDERS): Deleted.
338 * config/mips/mips.c (mips_init_machine_status): New.
339 (mips_free_machine_status): New.
340 (mips_mark_machine_status): New.
341 (override_options): Set them.
342 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
343 (struct machine_function): ... new. Replaced all references.
344 (mips_add_gc_roots): Don't mark them.
345 (embedded_pic_fnaddr_reg): New, extracted from...
346 (embedded_pic_offset): ... here.
347 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
350 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
352 * cppinit.c: Revert -MD removal.
354 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
356 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
357 soft registers by default for 68HC12.
358 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
359 when compiling with -fomit-frame-pointer.
360 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
361 (expand_epilogue): Likewise.
362 (m68hc11_gen_rotate): Use exg when rotating by 8.
364 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
366 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
367 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
368 (splits): Remove unused add splits.
369 ("*addhi3_68hc12"): Tune constraints.
370 ("addhi_sp"): Try to use X instead of Y in all cases and if the
371 constant fits in 8-bits and D is dead use abx/aby instructions.
372 ("*addhi3"): Remove extern declaration of ix_reg.
373 ("*subsi3"): Optimize and provide new split.
375 ("*subhi3_sp"): Avoid saving X if we know it is dead.
376 (arith splits): For 68hc12 save the address register on the stack
377 and do the arithmetic operation with a pop.
379 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
381 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
382 allocating QImode in address registers.
383 ("*movqi_m68hc11"): Likewise.
385 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
387 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
389 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
391 * cppinit.c (print_help): Display -MD and -MMD.
392 Don't display usage string. Update assertion syntax and
394 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
395 (cpp_handle_option): Update.
397 2002-03-15 Chris Demetriou <cgd@broadcom.com>
399 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
400 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
401 and define it so that regardless of target CPU size,
402 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
403 of "int" rather than "long."
405 2002-03-15 Richard Henderson <rth@redhat.com>
407 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
410 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
412 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
413 ("tstqi" split): Avoid using memory for tstqi on address register.
414 (splits): Remove constraints.
415 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
416 ("cmpdf", "cmpsf"): Remove since not used.
417 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
418 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
420 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
422 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
423 ("neghi2"): Tighten constraints.
424 ("one_cmplsi2"): Optimize and simplify split.
425 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
427 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
429 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
430 and split of AND operation to clear the upper bits.
431 ("*logicalsi3_zextqi"): Likewise.
432 ("*logicallhi3_zexthi_ashift8"): Likewise.
433 ("*logicalsi3_silshr16"): Likewise.
434 ("logicalsi3_silshl16"): Likewise.
435 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
437 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
439 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
440 (m68hc11_indirect_p): New function.
441 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
442 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
444 (asm_print_register): Likewise.
445 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
446 (m68hc11_indirect_p): Declare.
447 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
448 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
449 (TARGET_SWITCHES): New option -mrelax.
450 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
452 ("iorsi3", "xorsi3"): Likewise.
453 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
454 ("*andhi3_mem"): New to handle destination in memory with bclr
455 and a scratch register.
456 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
457 ("*andhi3_const"): New when operand2 is constant.
458 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
459 ("*andhi3_gen"): Cleanup of the old "andhi3".
460 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
461 ("xorqi3"): Update constraints.
463 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
465 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
466 for reg_equiv_memory_loc when the operand is a register that does
467 not get a hard register (stack location).
468 (tst_operand): After reload, accept all memory operand.
469 (symbolic_memory_operand): Fix detection of symbolic references.
470 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
471 accept symbols and any constant.
473 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
475 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
476 note on the insn that sets the soft frame register.
477 (must_parenthesize): ix and iy are also reserved names.
478 (print_operand_address): One more place where parenthesis are required
479 to avoid confusion with register names.
480 (m68hc11_gen_movhi): Allow push of stack pointer.
481 (m68hc11_check_z_replacement): Fix handling of parallel with a
483 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
484 the replacement register is.
485 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
487 (MODES_TIEABLE_P): All modes are tieable except QImode.
489 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
491 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
492 (___subdi3): Likewise.
493 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
494 (__map_data_section): Optimize 68hc11 case.
496 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
498 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
499 than a shift to avoid adding a register with itself.
500 (m68hc11_memory_move_cost): Take into account NO_REGS.
501 (m68hc11_register_move_cost): Update and use memory move cost
503 (m68hc11_address_cost): Make cost of valid offset not 0 so that
504 it gives more opportunities to cse to optimize.
505 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
506 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
508 2002-03-15 Mark Mitchell <mark@codesourcery.com>
510 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
511 * c-common.def (CLEANUP_STMT): New tree node.
512 * c-common.h (CLEANUP_DECL): New macro.
513 (CLEANUP_EXPR): Likewise.
514 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
515 * expr.c (expand_expr): Tidy.
516 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
517 * tree-inline.c (initialize_inlined_parameters): Clean up
520 2002-03-15 Jakub Jelinek <jakub@redhat.com>
523 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
524 before movrXX only, use reg_overlap_mentioned_p.
525 Only special case NE if just one insn can be generated.
527 2002-03-15 Jason Merrill <jason@redhat.com>
529 * varasm.c (assemble_variable): Call resolve_unique_section before
530 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
533 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
536 * arm.md (split pattern for thumb shiftable immediates): Add comment
537 explaining non-obvious test.
539 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
542 * arm.md (movaddr, movaddr_insn): Delete.
544 2002-03-15 Jason Merrill <jason@redhat.com>
546 * toplev.c (wrapup_global_declarations): Clarify variable handling.
547 -fkeep-static-consts doesn't apply to comdats.
549 2002-03-14 Richard Henderson <rth@redhat.com>
551 * c-decl.c: Include c-pragma.h.
552 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
553 (finish_function): Tidy.
554 * c-pragma.c: Include c-common.h.
555 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
556 (handle_pragma_weak): Use them.
557 (init_pragma): Register pending_weaks.
558 * c-pragma.h (maybe_apply_pragma_weak): Declare.
559 * print-tree.c (print_node): Print DECL_WEAK.
560 * varasm.c (mark_weak_decls): Remove.
561 (remove_from_pending_weak_list): Remove.
563 (asm_emit_uninitialised): Call globalize_decl for weak commons.
564 (weak_decls): Make a tree_list.
565 (declare_weak): Cons weak_decls directly.
566 (globalize_decl): Remove weak_decls elements directly.
567 (weak_finish): Simplify weak_decls walk. Don't weaken unused
568 symbols. Don't pretend to handle aliases.
569 (init_varasm_once): Update weak_decls registry.
570 * Makefile.in: Update dependencies.
572 2002-03-14 Richard Henderson <rth@redhat.com>
575 * config/ia64/ia64.c: Include tm_p.h last.
576 (gen_nop_type): Remove duplicate definition.
577 (cycle_end_fill_slots): Set sched_data for second L slot.
578 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
579 (nop_cycles_until): Fix typos.
581 2002-03-15 Jakub Jelinek <jakub@redhat.com>
584 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
586 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
588 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
589 descriptors correctly.
591 2002-03-14 Michael Meissner <meissner@redhat.com>
593 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
594 100, allowing MAX_UNROLLED_INSNS to be overridden.
596 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
599 * unroll.c (params.h): Include.
600 (MAX_UNROLLED_INSNS): Delete, now in params.h.
602 * doc/invoke.texi (--param max-unroll-insns): Document.
604 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
606 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
608 * arm.md: Fix warnings about constraints in peepholes and splits.
610 2002-03-14 Zack Weinberg <zack@codesourcery.com>
612 * cpphash.h (struct lexer_state): Remove line_extension member.
613 * cpplib.c (dequote_string, do_linemarker): New functions.
614 (linemarker_dir): New data object.
615 (DIRECTIVE_TABLE): No longer need to interpret #line in
616 preprocessed source. Delete obsolete comment about return
618 (end_directive, directive_diagnostics, _cpp_handle_directive):
619 Don't muck with line_extension.
620 (directive_diagnostics): No need to issue warnings for
622 (_cpp_handle_directive): Issue warnings for linemarkers here,
623 when appropriate. Dispatch linemarkers to do_linemarker, not
625 (do_line): Code to handle linemarkers split out to do_linemarker.
626 Convert escape sequences in filename argument, both places.
628 * cppmacro.c (quote_string): Rename cpp_quote_string and
629 export. All callers changed.
630 * cpplib.h (cpp_quote_string): Prototype.
631 * cppmain.c (print_line): Call cpp_quote_string on to_file
634 * doc/cpp.texi: Document that escapes are now interpreted in
635 #line and in linemarkers, and that non-printing characters are
636 converted to octal escapes when linemarkers are generated.
638 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
640 * emit-rtl.c (try_split): Use delete_insns.
641 * recog.c (split_all_insns): Fix terminating condition.
643 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
644 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
647 * arm.c (arm_output_epilogue): Fix floating-point register save
648 adjustment when using a frame pointer.
650 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
652 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
653 * config/mips/mips.c (compute_frame_size): Retrofit them here.
654 (save_restore_insns, mips_expand_epilogue): And here.
655 (build_mips16_call_stub): And here.
656 (mips_function_value): Use the new macros to decide whether a single
657 or complex float can be returned in floating-point registers. Return
658 a parallel rtx in the complex case.
660 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
662 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
663 call after liveness analysis.
665 * recog.c (split_insn): Use delete_insn_and_edges.
667 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
668 instructions to have branch prediction notes.
669 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
671 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
673 * configure.in: Don't pass -Wno-long-long to a ADA compiler
674 that doesn't support it.
675 * configure: Regenerate.
677 2002-03-13 Jakub Jelinek <jakub@redhat.com>
680 * config/sparc/sparc.md (normal_branch, inverted_branch,
681 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
682 inverted_fp_branch): Adjust calls to output_cbranch.
683 Set length attribute.
684 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
685 output_v9branch. Set length attribute.
686 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
688 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
689 (output_cbranch): Likewise. Handle far branches.
690 (output_v9branch): Handle far branches.
691 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
693 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
694 noov_compare64_op predicates.
696 2002-03-13 Jason Merrill <jason@redhat.com>
698 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
699 into the function and constify it.
700 * gthr-dce.h, gthr-solaris.h: Likewise.
702 2002-03-13 David Edelsohn <edelsohn@gnu.org>
704 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
705 * config/rs6000/rs6000.c (rs6000_va_arg): Use
706 std_expand_builtin_va_arg if not ABI_V4.
708 2002-03-13 Jason Merrill <jason@redhat.com>
710 * varasm.c (globalize_decl): New fn.
711 (assemble_start_function): Use it.
712 (asm_emit_uninitialized): Use it.
713 (assemble_alias): Use it.
714 (assemble_variable): Use it.
716 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
718 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
719 2002-03-12 internal visibility change.
720 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
721 visibility into SYMBOL_REF_FLAG.
723 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
725 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
726 VOIDmode operand. Add compile-time optimization for constant results.
728 2002-03-12 Jason Merrill <jason@redhat.com>
730 * c-typeck.c (convert_for_assignment): Don't allow conversions
731 between pointers and references. Only allow lvalues to convert to
734 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
736 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
737 before prologue, to avoid scheduling problems.
739 2002-03-13 Jakub Jelinek <jakub@redhat.com>
741 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
742 (ELIMINABLE_REGS): Add sfp->sp.
743 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
745 2002-03-13 Jakub Jelinek <jakub@redhat.com>
748 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
750 2002-03-13 Jakub Jelinek <jakub@redhat.com>
752 * loop.c (basic_induction_var): Don't call convert_modes if mode
753 classes are different.
755 2002-03-12 Richard Henderson <rth@redhat.com>
758 * function.c (reposition_prologue_and_epilogue_notes): Position
759 the markers after/before the last/first insn not deleted.
761 2002-03-12 Richard Henderson <rth@redhat.com>
764 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
765 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
766 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
768 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
769 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
770 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
772 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
773 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
774 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
775 also. Don't set it if not flag_pic.
776 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
777 to be INVALID_REGNUM when not used.
779 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
781 * expmed.c (store_bit_field): Reset alias set for memory.
782 (extract_bit_field): Same.
784 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
786 * c-common.c (c_tree_code_type, c_tree_code_length,
787 c_tree_code_name, add_c_tree_codes): Delete.
788 * c-common.h (add_c_tree_codes): Delete.
789 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
791 * c-objc-common.c (c_objc_common_init): Don't call
792 add_c_tree_codes, instead set lang_unsafe_for_reeval.
793 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
794 objc_tree_code_name, add_objc_tree_codes): Delete.
795 (objc_init): Don't call add_objc_tree_codes.
796 * objc/objc-lang.c (tree_code_type, tree_code_length,
797 tree_code_name): Define.
798 * toplev.c (lang_independent_init): Don't set
799 tree_code_length[IDENTIFIER_NODE].
800 * tree.c (tree_code_type, tree_code_length, tree_code_name):
801 Delete definitions, moved to language front-ends.
802 * tree.def (IDENTIFIER_NODE): Hardwire the length.
803 * tree.h (tree_code_type, tree_code_length, tree_code_name):
805 (tree_code_length): Change type to unsigned char.
807 2002-03-12 Richard Henderson <rth@redhat.com>
809 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
810 internal visibility change.
812 2002-03-12 Bob Wilson <bob.wilson@acm.org>
814 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
815 validize_mem() instead of change_address to avoid clobbering
818 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
820 * c-lex.h (position_after_whitespace): Remove.
822 2002-03-12 Jakub Jelinek <jakub@redhat.com>
824 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
825 (lex_string): Use unsigned char pointers.
827 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
829 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
830 is not a valid memory_operand.
832 2002-03-12 Bob Wilson <bob.wilson@acm.org>
834 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
835 * config/xtensa/lib1funcs.asm: Fix copyright to include
836 special case for libgcc files.
837 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
838 (__divsi3): Likewise.
839 (__umodsi3): Likewise.
840 (__modsi3): Likewise.
841 * config/xtensa/lib2funcs.S: Fix copyright to include
842 special case for libgcc files.
844 2002-03-12 Tom Rix <trix@redhat.com>
846 * collect2.c (resolve_lib_name): Move outside of
847 OBJECT_FORMAT_COFF ifdef.
848 (ignore_library): Same.
850 2002-03-12 Bob Wilson <bob.wilson@acm.org>
852 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
854 2002-03-12 Bob Wilson <bob.wilson@acm.org>
856 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
857 to function_section before writing out the constant pool.
859 2002-03-12 David Edelsohn <edelsohn@gnu.org>
861 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
863 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
865 2002-03-12 Alan Modra <amodra@bigpond.net.au>
867 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
871 (cmpsi splitter): Likewise.
872 (modsi3): Fail if <= 0.
873 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
874 redundant test when HOST_BITS_PER_WIDE_INT != 32.
875 (reg_or_sub_cint64_operand): Likewise.
876 (num_insns_constant_wide): Optimize sign extension.
877 (rs6000_legitimize_address): Likewise.
879 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
881 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
882 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
884 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
886 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
889 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
891 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
892 scratch register to DImode / TImode.
893 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
894 register used does not overlap the target.
896 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
898 * Makefile.in (debug.o): Depend on debug.h.
899 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
900 * debug.c (do_nothing_debug_hooks): Likewise.
901 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
902 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
903 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
904 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
905 * dwarfout.c (dwarf_debug_hooks): Likewise.
906 * integrate.c (output_inline_function): Likewise.
907 * objc/objc-act.c (synth_module_prologue): Likewise.
908 * sdbout.c (sdb_debug_hooks): Likewise.
909 * toplev.c (debug_hooks): Likewise.
910 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
912 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
914 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
915 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
916 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
917 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
918 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
919 * defaults.h (POINTER_SIZE): Define.
920 * doc/tm.texi (POINTER_SIZE): Document default.
922 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
924 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
926 2002-03-11 Richard Henderson <rth@redhat.com>
928 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
929 if rebuild_label_notes_after_reload.
931 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
933 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
934 emit pic register load if "internal" visibility.
935 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
936 (cris_expand_builtin_va_arg): Do all computations on trees.
938 2002-03-11 Richard Henderson <rth@redhat.com>
940 * rtlanal.c: Include recog.h.
941 (keep_with_call_p): Fix thinko.
942 * Makefile.in (rtlanal.o): Update dependencies.
944 2002-03-11 Chris Meyer <cmeyer@gatan.com>
946 * genflags.c (gen_insn): Use IS_VSPACE.
947 * genoutput.c (output_insn_data): Likewise.
948 (process_template): Likewise.
950 2002-03-11 Richard Henderson <rth@redhat.com>
952 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
954 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
956 * Makefile.in: Update.
957 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
958 Update documentation.
959 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
960 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
962 2002-03-11 Zack Weinberg <zack@codesourcery.com>
964 * Makefile.in: Give texi2pod its input file as a command line
965 argument, not on stdin.
967 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
968 Daniel Berlin <dan@dberlin.org>
970 C++ alias analysis improvement.
971 * alias.c (record_component_aliases): Record aliases for base
974 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
976 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
978 2002-03-11 Douglas B Rupp <rupp@gnat.com>
980 * toplev.c (vms_fopen): Remove, not needed.
982 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
984 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
986 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
987 for FP, already done later.
989 * toplev.c (debug_args): Add entry for VMS_DEBUG.
990 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
992 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
994 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
995 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
996 LARGEST_EXPONENT_IS_NORMAL for the given mode.
997 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
998 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
999 (ediv, emul, eldexp, esqrt): Likewise.
1000 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1001 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1002 (saturate): New function.
1003 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1004 (make_nan): Use a saturation value instead of a NaN if
1005 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1006 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1007 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1008 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1009 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1010 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1011 !ROUND_TOWARDS_ZERO.
1012 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1013 (ROUND_TOWARDS_ZERO): Document.
1015 2002-03-11 Andreas Jaeger <aj@suse.de>
1017 * cfg.c (dump_flow_info): Remove unused variable.
1019 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1021 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1022 computations on trees.
1024 2002-03-10 Richard Henderson <rth@redhat.com>
1027 * reload.c (copy_replacements_1): New.
1028 (copy_replacements): Use it to recurse through the rtx.
1030 2002-03-10 Richard Henderson <rth@redhat.com>
1032 * loop.c (strength_reduce): Compute number of iterations as
1033 unsigned HOST_WIDE_INT.
1035 2002-03-10 Richard Henderson <rth@redhat.com>
1037 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1038 to move away from the end of the block.
1040 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1042 PR preprocessor/5899
1043 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1045 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1047 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1049 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1051 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1053 * config/mmix/mmix.c: Improve comments.
1054 (mmix_target_asm_function_prologue): Drop variable
1055 empty_stack_frame. Don't allocate unused slot above fp.
1056 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1057 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1058 brace in first column.
1059 (enum reg_class): Ditto.
1060 (FIRST_PARM_OFFSET): Now 0.
1061 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1063 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * combine.c (make_extraction): Fix error in last change.
1067 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1069 * c4x.c (c4x_fp_reglist): Const-ify.
1070 * cris.c (cris_print_operand): Likewise.
1071 * i386.c (ix86_va_arg): Likewise.
1072 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1073 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1074 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1075 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1076 * mcore.h (regno_reg_class): Likewise.
1077 * mips.c (gen_int_relational): Likewise.
1078 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1079 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1080 * pdp11.c (move_costs): Likewise.
1081 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1082 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1084 * s390.h (regclass_map): Likewise.
1085 * sh.c (shift_amounts): Likewise.
1086 * sh.md (rotlsi3): Likewise.
1088 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1090 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1091 (ne0+5): Use new clobber to generate proper shift pattern.
1092 Patch by Michael Matz <matz@kde.org>.
1094 2002-03-09 Andreas Schwab <schwab@suse.de>
1096 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1098 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1100 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1102 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1105 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1106 even for non-representable constants.
1108 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1110 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1111 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1112 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1113 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1114 (pop_function_context): Compute MAY_SHARE parameter for
1116 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1117 (gen_mem_addressof): Call fixup_var_refs with new parm.
1119 * combine.c (make_extraction): Don't make extension of CONST_INT.
1121 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1123 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1124 in o32 and o64 ABIs.
1125 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1126 but getting fixed-size structs passed in registers regardless of
1127 padding in o32 and o64 ABIs.
1129 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1130 offset before loading address of argument passed by transparent
1133 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1135 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1137 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1139 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1140 marker such that registers after it are saved.
1142 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1144 * sparc.c (arith_4096_operand): Fix error in last change.
1146 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1148 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1151 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1153 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1156 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1158 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1160 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1162 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1163 removed; fix return value.
1164 * combine.c (combine_instructions): Dirtify blocks where we failed to
1165 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1166 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1168 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1170 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1172 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1174 * recog.c (peephole2_optimize): Re-distribute EH edges.
1176 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1178 * expr.c (expand_expr): Use unsave lang hook.
1179 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1180 (LANG_HOOKS_INITIALIZER): Update.
1181 * langhooks.h (struct lang_hooks): New hook unsave.
1182 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1183 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1184 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1185 (unsave_expr_now): Remove.
1186 * tree.h (unsave_expr_now, lang_unsave,
1187 lang_unsave_expr_now): Remove.
1190 2002-03-08 Andreas Jaeger <aj@suse.de>
1192 * flow.c (propagate_block_delete_insn): Remove unused variable.
1194 2002-03-08 Kazu Hirata <kazu@hxi.com>
1196 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1197 insn length for memory load/store.
1199 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1201 * doc/install.texi (--with-libiconv-prefix): Document.
1203 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1205 * doc/sourcebuild.texi: Fix typo.
1207 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1210 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1213 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1215 * rtl.c (copy_most_rtx): Move from here ...
1216 * emit-rtl.c (copy_most_rtx): ... to here.
1218 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1220 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1221 SUBTARGET_CPP_SIZE_SPEC.
1222 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1224 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1226 2002-03-07 Matt Hiller <hiller@redhat.com>
1228 * gensupport.c (first_dir_md_include): Renamed from include;
1229 change all references.
1230 (last_dir_md_include): Renamed from last_include; change all
1232 (init_md_reader): Unconditionally initialize base_dir whether or
1233 not filename is a relative path.
1235 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1237 * config/fp-bit.c (_unord_f2): Compile it in even if
1238 US_SOFTWARE_GOFAST is enabled.
1240 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1241 NULL_RTX. Set all HFmode operations as NULL_RTX.
1242 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1243 NULL_RTX, try reversing the comparison and the operands.
1245 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1247 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1248 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1251 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1253 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1255 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1257 * basic-block.h (fixup_abnormal_edges): Declare.
1258 * reload1.c (fixup_abnormal_edges): New function.
1259 * reg-stack.c (convert_regs): Use it.
1261 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1263 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1265 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1267 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1268 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1269 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1270 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1271 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1272 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1273 unless x and y could be infinite.
1274 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1275 Check that the common type of both arguments is a real, even for
1276 targets without unordered comparisons. Allow an integer argument
1277 to be compared against a real.
1278 (expand_tree_builtin): Use expand_unordered_cmp.
1279 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1280 * cse.c (fold_rtx): Likewise. Fix indentation.
1281 * fold-const.c (fold_real_zero_addition_p): New.
1282 (fold): Use it, and the new HONOR_... macros.
1283 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1284 * jump.c (reversed_comparison_code_parts): After searching for
1285 the true comparison mode, use HONOR_NANS to decide whether it
1286 can be safely reversed.
1287 (reverse_condition_maybe_unordered): Remove IEEE check.
1288 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1289 to decide which simplifications are valid. Allow the following
1290 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1291 and (a - -b) to (a + b).
1292 (simplify_relational_operation): Use HONOR_NANS.
1293 * doc/tm.texi: Document the MODE_HAS_... macros.
1295 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1297 * combine.c (simplify_comparison): If simplifying a logical shift
1298 right and compare with constant, force the comparison to unsigned.
1300 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1302 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1304 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1306 (alt_reg_names): Remove % for vrsave.
1308 2002-03-06 Richard Henderson <rth@redhat.com>
1310 PR optimization/5844
1311 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1312 if used indicates we've already emitted one copy of an operand.
1313 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1314 (gen_split): Supply a non-null used.
1316 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1318 * reload1.c (reload): Unshare all rtl after reload is done.
1320 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1321 but simply fail if the expression is too complex to simplify.
1322 (simplify_gen_binary): Handle simplify_plus_minus failures.
1324 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1326 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1327 consistently call delete_trivially_dead_insns after CSE and GCSE;
1328 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1329 after liveness2; update comment in last crossjumping.
1330 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1332 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1334 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1335 after completing fast dead code elimination.
1337 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1340 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1342 * version.c: Fix misplaced leading blanks on first line.
1344 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1346 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1348 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1350 * cfgcleanup.c (mentions_nonequal_regs): New function.
1351 (thread_jump): Use it.
1352 * toplev.c (rest_of_compilation): Run jump threading after
1355 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1357 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1360 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1362 * predict.c (estimate_bb_frequencies): Do not reload the
1363 frequencies from notes.
1365 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1367 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1368 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1370 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1371 delete_noop_moves): Return indeger.
1372 * flow.c (ndead): New variable.
1373 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1374 BB argument; update callers.
1375 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1376 (life_analysis): Do not call purge_all_dead_edges.
1377 (update_life_info): Return number of deleted insns; print statistics.
1378 (update_life_info_in_dirty_blocks): likewise.
1379 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1380 return number of insns deleted.
1382 * cse.c: Include timevar.h
1383 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1384 iterate until stabilizes; print statistics; return number of killed
1386 * Makefile.in: (cse.o): Add timevar.h dependency
1387 * rtl.h (delete_trivially_dead_insns): New.
1388 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1389 * toplev.c (rest_of_compilation): Update callers.
1391 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1392 (try_optimize_cfg): Do not update liveness.
1393 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1394 removal stabilizes; use delete_trivially_dead_insns.
1396 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1398 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1400 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1401 callbacks when processing assembly language.
1403 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1405 * pa.h (ASM_FILE_END): Define.
1406 * som.h (ASM_FILE_END): Delete.
1408 * pa.c (function_arg): Don't pass floats in general registers in
1409 indirect calls if TARGET_ELF32.
1411 2002-03-05 Richard Henderson <rth@redhat.com>
1413 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1415 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1417 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1419 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1421 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1422 -r command line. Don't hide any symbols if not building
1425 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1427 * cfg.c (dump_flow_info): Warn about profile mismatches.
1428 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1429 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1431 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1433 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1434 wide volatile memory by parts.
1436 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1438 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1441 2002-03-05 Richard Henderson <rth@redhat.com>
1443 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1445 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1447 * toplev.c (documented_lang_options): Document more
1448 language-specific options.
1449 * doc/invoke.texi (Warning Options): Correct documentation for
1450 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1451 * c-decl.c (c_decode_option): Use a table to handle warning options.
1453 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1455 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1456 parameter to mmix_encode_section_info.
1457 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1458 relocatably. Always produce ELF, not mmo if linking relocatably.
1459 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1460 first is non-zero, don't add symbol prefix.
1461 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1462 prototype accordingly.
1464 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1466 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1468 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1470 * configure.in: Increase required makeinfo version to 4.1.
1471 * configure: Regenerate.
1473 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1475 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1478 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1480 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1481 * doc/invoke.texi: Fix @math uses.
1483 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1485 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1488 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1490 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1491 (powerpc-*-eabisimaltivec*): Same.
1493 * config/rs6000/t-ppcendian: New.
1495 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1497 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1498 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1499 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1501 2002-03-03 Richard Henderson <rth@redhat.com>
1503 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1505 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1507 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1508 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1509 tree.c, config/m68k/m68k.c:
1510 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1511 REAL_ARITHMETIC blocks unconditional. Delete some further
1512 #ifdef blocks predicated on REAL_ARITHMETIC.
1513 * flags.h, toplev.c: Delete remaining references to
1516 * doc/invoke.texi: Remove documentation of -fpretend-float.
1517 * doc/tm.texi: Describe the various REAL_* macros as provided by
1518 real.h, not by the target configuration files.
1520 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1521 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1522 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1523 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1524 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1525 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1526 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1527 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1528 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1529 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1530 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1531 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1532 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1533 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1534 config/xtensa/xtensa.h:
1535 Do not define, undefine, or mention in comments any of
1536 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1537 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1538 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1539 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1540 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1541 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1542 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1543 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1544 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1546 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1549 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1550 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1551 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1552 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1553 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1555 * defaults.h (BITS_PER_WORD): Define.
1556 * doc/tm.texi (BITS_PER_WORD): Document default value.
1558 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1559 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1560 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1562 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1564 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1565 lieu of explicit sizeof/sizeof.
1566 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1567 ix86_expand_builtin): Likewise.
1568 * mips.c (mips_add_gc_roots): Likewise.
1569 * mmix.c (mmix_output_condition): Likewise.
1570 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1571 altivec_init_builtins): Likewise.
1572 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1573 * cppexp.c (Nsuff, parse_number): Likewise.
1574 * cppinit.c (builtin_array_end): Likewise.
1575 * gcc.c (n_default_compilers, process_command): Likewise.
1576 * genpreds.c (output_predicate_decls): Likewise.
1577 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1578 * lcm.c (N_ENTITIES): Likewise.
1579 * stor-layout.c (set_sizetype): Likewise.
1581 2002-03-03 Richard Henderson <rth@redhat.com>
1583 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1584 for types or labels.
1586 2002-03-03 Richard Henderson <rth@redhat.com>
1588 * c-decl.c (start_decl): Initialized variables are not common.
1590 2002-03-02 Per Bothner <per@bothner.com>
1592 * gcc.c (option_map): Suport new --bootclasspath option.
1593 --CLASSPATH is now just an alias for --classpath.
1595 2002-03-02 Richard Henderson <rth@redhat.com>
1597 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1598 load if "internal" visibility.
1599 * doc/extend.texi: Document visibility meanings.
1601 2002-03-02 Richard Henderson <rth@redhat.com>
1603 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1604 to functions as well.
1606 2002-03-02 Richard Henderson <rth@redhat.com>
1608 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1609 (handle_visibility_attribute): Don't call assemble_visibility.
1610 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1611 without asmspec. Invoke assemble_alias when needed.
1612 * varasm.c (maybe_assemble_visibility): New.
1613 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1615 2002-03-02 Richard Henderson <rth@redhat.com>
1617 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1618 invoke ENCODE_SECTION_INFO with first call flag.
1620 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1621 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1622 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1623 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1624 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1625 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1626 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1627 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1628 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1629 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1630 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1631 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1632 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1633 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1634 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1635 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1636 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1637 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1638 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1639 config/sh/sh.h, config/sparc/sparc.h,
1640 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1641 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1642 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1643 FIRST argument. As needed, examine it and do nothing.
1645 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1646 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1647 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1649 * config/arm/t-pe (pe.o): Add dependencies.
1651 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1654 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1655 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1656 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1657 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1658 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1659 * defaults.h (BITS_PER_UNIT): Define.
1660 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1662 2002-03-02 Kazu Hirata <kazu@hxi.com>
1664 * config/h8300/h8300-protos.h: Add a prototype for
1665 compute_a_shift_length.
1666 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1667 (compute_a_shift_length): Likewise.
1668 (h8300_adjust_insn_length): Do not adjust insn length of shift
1670 * config/h8300/h8300.md (anonymous shift patterns): Use
1671 compute_a_shift_length.
1673 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1675 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1678 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1680 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1682 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1683 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1684 * flags.h (flag_zero_initialized_in_bss): Declare.
1685 * toplev.c (flag_zero_initialized_in_bss): New flag.
1686 (lang_independent_options): Add flag_zero_initialized_in_bss.
1687 * tree.c (initializer_zerop): New function.
1688 * tree.h (initializer_zerop): Declare.
1689 * varasm.c (assemble_variable): If we can emit bss, put zero
1690 initializers in the bss section.
1692 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1694 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1695 like more than one symbol per .weak directive.
1697 2002-03-01 Richard Henderson <rth@redhat.com>
1699 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1700 adjust argument_pointer by pretend_args_size.
1701 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1703 2002-03-01 Kazu Hirata <kazu@hxi.com>
1705 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1707 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1709 * toplev.c (rest_of_compilation): Delete dead jumptables before
1711 * flow.c (delete_dead_jumptables): Make global.
1712 * rtl.h (delete_dead_jumptables): Declare.
1714 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1716 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1717 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1718 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
1720 2002-03-01 Kazu Hirata <kazu@hxi.com>
1722 * config/h8300/h8300-protos.h: Fix formatting.
1723 * config/h8300/h8300.c: Likewise.
1724 * config/h8300/h8300.h: Likewise.
1726 2002-03-01 Kazu Hirata <kazu@hxi.com>
1728 * config/h8300/h8300.c (print_operand): Support 16-bit
1730 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1732 2002-02-28 Richard Henderson <rth@redhat.com>
1734 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1735 pun complex values as integers; use gen_lowpart instead of
1737 (extract_bit_field): Likewise.
1739 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1740 David Edelsohn <edelsohn@gnu.org>
1742 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1743 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1744 (SUPPORTS_WEAK): Likewise.
1745 * output.h (add_weak): Add tree param.
1746 * varasm.c (add_weak): Likewise. Save decl.
1747 (struct weak_syms): Add decl field.
1748 (mark_weak_decls): New function.
1749 (init_varasm_once): ggc_add_root mark_weak_decls.
1750 (assemble_start_function): Use ASM_WEAKEN_DECL.
1751 (assemble_variable): Likewise.
1752 (assemble_alias): Likewise.
1753 (declare_weak): Pass decl to add_weak.
1754 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1755 (remove_from_pending_weak_list): Declare and define for
1757 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1758 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1759 * defaults.h (SUPPORTS_WEAK): Likewise.
1760 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1761 .weak for code sym. Do emit .size for descriptor sym.
1762 (ASM_DECLARE_FUNCTION_SIZE): Define.
1763 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1764 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1765 .lglobl unless TARGET_XCOFF. Formatting fixes.
1766 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1768 (HANDLE_PRAGMA_WEAK): Remove.
1769 (ASM_WEAKEN_LABEL): Remove.
1770 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1772 2002-03-01 Jason Merrill <jason@redhat.com>
1774 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1775 (TARGET_EXPR_CLEANUP): New macro.
1777 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1779 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1780 to take ptr_extend into account as third type of extension.
1781 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1782 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1783 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1784 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1785 * calls.c (precompute_arguments): Use new macro.
1786 (expand_call): Ditto.
1787 * combine.c (nonzero_bits): Ditto.
1788 (record_promoted_value): Ditto.
1789 * expr.c (store_expr): Ditto.
1790 (expand_expr): Ditto.
1791 * function.c (assign_parms): Ditto.
1793 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1795 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1796 override -shared and -shared-libgcc.
1798 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1800 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1802 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1805 2002-02-28 Richard Henderson <rth@redhat.com>
1807 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1808 4 cycle latency from MM producers.
1809 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1811 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1813 * mklibgcc.in: Don't use GNU make extension.
1815 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1817 * c-parse.in (STATIC): New terminal.
1818 (scspec): New non-terminal. Update productions accordingly.
1819 (program): Remove bogus ifc / end ifc.
1820 (array_declarator): Simplify production using STATIC.
1822 2002-02-28 Jim Meyering <meyering@lucent.com>
1824 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1825 \a still means TARGET_BELL.
1827 2002-02-28 Richard Henderson <rth@redhat.com>
1829 * haifa-sched.c (sched_emit_insn): New.
1830 (schedule_block): Use last_scheduled_insn to track last insn.
1831 * sched-int.h (sched_emit_insn): Prototype.
1832 * config/ia64/ia64.c (last_issued): Remove.
1833 (ia64_variable_issue): Don't set it.
1834 (nop_cycles_until): Use sched_emit_insn.
1836 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1838 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1841 2002-02-28 Kazu Hirata <kazu@hxi.com>
1843 * config/h8300/h8300.c: Fix formatting.
1844 * config/h8300/h8300.h: Likewise.
1846 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1848 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1849 which may overwrite the high byte of the frame pointer.
1851 2002-02-28 Bo Thorsen <bo@suse.de>
1853 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1854 (STARTFILE_SPEC): Add 64 bit files.
1855 (ENDFILE_SPEC): Likewise.
1857 2002-02-28 Jason Merrill <jason@redhat.com>
1859 * c-decl.c (finish_function): Only warn about missing return
1860 statement with -Wreturn-type.
1862 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1864 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1866 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1867 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1869 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1871 * basic-block.h (BB_REACHABLE): Renumber.
1872 (BB_DIRTY, BB_NEW): New flags.
1873 (clear_bb_flags): Declare.
1874 (update_life_info_in_dirty_blocks): Declare.
1875 * cfg.c (clear_bb_flags): New function.
1876 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1877 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1878 reorder_insns, emit_insn_after): Mark block as dirty.
1879 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1880 (update_life_info_in_dirty_blocks): New function.
1881 * recog.c (apply_change_group): Dirtify block.
1883 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1885 * gcse.c (delete_null_pointer_checks): Likewise.
1887 * toplev.c (dump_file_index): Move cse2 after bp,
1889 (dump_file_info): Similary.
1890 (rest_of_compilation): Avoid most of CFG rebuilds;
1891 do first if converision after null pointer checks, do cse2
1892 after branch prediction; avoid full liveness rebuild after
1893 initializing subregs.
1894 * invoke.texi (-d options): Document -du, renumber.
1896 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1897 (notice_new_block): Do not set BB_UPDATE_LIFE.
1898 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1899 merge_blocks_move_successor_nojumps, merge_blocks,
1900 try_crossjump_to_edge): Likewise.
1901 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1902 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1903 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1904 (merge_of_block): Do not use life_data_ok.
1905 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1906 (if_convert): Use BB_DIRTY mechanizm to update life.
1907 * lcm.c (optimize_mode_switching): Update
1908 update_life_info_in_dirty_blocks
1910 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1912 * Makefile.in (integrate.o): Update.
1913 * c-decl.c (copy_lang_decl): Rename.
1914 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1915 * integrate.c: Include langhooks.h.
1916 (copy_decl_for_inlining): Update to use langhook.
1917 * langhooks-def.h (lhd_do_nothing_t,
1918 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1919 (LANG_HOOKS_INITIALIZER): Update.
1920 * langhooks.c (lhd_do_nothing_t): New.
1921 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1922 * tree.h (copy_lang_decl): Remove.
1924 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1926 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1928 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1929 POST_DEC, and POST_MODIFY.
1931 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1933 * c-typeck.c (digest_init): Remove unused parameter; all
1936 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1938 * expmed.c (expand_shift): Correctly test for low part of a
1941 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1943 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1944 insn UIDs with insn addresses.
1946 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1948 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1949 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1950 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1951 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1952 gcc.c, toplev.c: Delete code implementing -traditional mode.
1954 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1955 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1956 Document removal of -traditional mode for compilation, and
1957 remove documentation only relevant to that mode.
1959 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1960 config/convex/convex.h, config/d30v/d30v.h,
1961 config/i386/dgux.h, config/i386/osf1elf.h,
1962 config/i386/osfelf.h, config/i386/osfrose.h,
1963 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1964 config/m68k/hp310.h, config/m88k/dgux.h,
1965 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1966 config/m88k/m88k.h, config/m88k/openbsd.h,
1967 config/mips/abi64.h, config/mips/osfrose.h,
1968 config/mips/svr4-5.h, config/mips/svr4-t.h,
1969 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1970 config/stormy16/stormy16.h: Remove all references to
1971 -traditional from target specs. Delete all mention of the
1972 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1973 delete a couple of commented-out definitions of
1974 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1977 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1978 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1980 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1982 * mklibgcc.in: Don't use \n in a line subject to
1983 interpretation by echo.
1985 2002-02-27 Graham Stott <grahams@redhat.com>
1987 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1990 * loop.c (prescan_loop): Handle PARALLEL.
1992 * unroll.c (loop_iterations): Return 0 if the add_val for
1995 * final.c (output_operand_lossage): Constify PFX_STR.
1997 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1999 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2001 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2002 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2004 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2006 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2008 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2010 * cpplex.c (_cpp_lex_token): Handle directives in macro
2012 * cpplib.c (_cpp_handle_directive): Save and restore state
2013 if parsing macro args when entering a directive.
2014 * cppmacro.c (collect_args): No need to handle directives
2016 (enter_macro_context, replace_args): Use the original macro
2017 definition in case it was redefined whilst collecting arguments.
2021 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2023 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2024 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2025 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2027 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2028 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2029 (load_toc_v4_PIC_2): Same.
2031 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2033 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2035 2002-02-26 Richard Henderson <rth@redhat.com>
2037 * config/alpha/alpha.md (ashldi_se): Re-enable.
2039 2002-02-26 Richard Henderson <rth@redhat.com>
2041 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2042 MODULE_LOCAL_P; improve commentary.
2044 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2046 * doc/cpp.texi: Clarify documentation of relationship between
2049 2002-02-26 Kazu Hirata <kazu@hxi.com>
2051 * config/h8300/h8300-protos.h: Update the prototype for
2052 compute_logical_op_length. Add the prototype for
2053 compute_logical_op_cc.
2054 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2056 (compute_logical_op_cc): New.
2057 * config/h8300/h8300.md: Combine all the logical op patterns
2058 in HImode and SImode. Use compute_logical_op_cc.
2060 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2062 * config/i386/i386.c (print_operand): Don't append ATT-style
2063 length suffixs to x87 opcodes when in Intel mode.
2065 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2067 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2068 (init_emit_once): Update calls.
2069 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2070 (init_syntax_once): Prototype.
2072 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2074 * pa-linux.h (LIB_SPEC): Update definition.
2075 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2077 2002-02-26 Richard Henderson <rth@redhat.com>
2079 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2080 if we emitted a stop bit.
2082 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2084 * configure.in (libgcc_visibility): Substitute.
2085 * configure: Rebuilt.
2086 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2087 defined symbols .hidden.
2089 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2091 * attribs.c (c_common_attribute_table): Add visibility.
2092 (handle_visibility_attribute): New function.
2093 * varasm.c (assemble_visibility): New function.
2094 * output.h (assemble_visibility): Add prototype.
2095 * tree.h (MODULE_LOCAL_P): Define.
2096 * crtstuff.c (__dso_handle): Use visibility attribute.
2097 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2098 for MODULE_LOCAL_P symbols too.
2099 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2100 MODULE_LOCAL_P symbols the same way as local symbols.
2101 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2102 into .sdata/.sbss by the user.
2103 * doc/extend.texi (Function Attributes): Document visibility
2106 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2109 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2110 STRING_CST initializer spanning the whole variable without
2112 If expand_expr returned MEM, don't use it.
2114 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2116 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2117 generate a die for the lexical block.
2119 2002-02-26 Kazu Hirata <kazu@hxi.com>
2121 * config/h8300/h8300-protos.h: Add a prototype for
2122 compute_logical_op_length.
2123 * config/h8300/h8300.c (compute_logical_op_length): New.
2124 * config/h8300/h8300.md (anonymous logical patterns): Use
2125 compute_logical_op_length for length.
2127 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2129 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2131 (gen_type_die): Same.
2133 * attribs.c (handle_vector_size_attribute): Set debug information.
2135 2002-02-26 Daniel Egger <degger@fhm.edu>
2137 * config/rs6000/rs6000.md: Swap define_insn attributes to
2138 fix incorrect generation of merge high instructions instead
2141 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2143 * c-typeck.c (really_start_incremental_init): Use
2144 bitsize_zero_node for vectors.
2146 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2148 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2149 ("*set_vrsave_internal"): Same.
2151 2002-02-25 Richard Henderson <rth@redhat.com>
2153 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2154 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2156 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2159 * config/i386/i386.c (ix86_return_pops_args): Only pop
2160 fake structure return argument if it was passed on the stack.
2162 2002-02-25 Jason Merrill <jason@redhat.com>
2164 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2167 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2169 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2170 link with shared_name only.
2171 * doc/invoke.texi (Link Options): Document new behavior.
2173 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2175 * c-typeck.c (push_init_level): Handle vectors.
2177 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2179 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2180 operands of SPARC_SETHI_P.
2181 (input_operand): Likewise.
2182 (sparc_emit_set_const32): Likewise.
2183 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2184 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2185 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2186 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2187 (movdi_insn_sp64_vis): Likewise.
2188 (movdi split, movdf split): Use SETHI32.
2189 * doc/md.texi: Document SPARC constraints L, M and N.
2191 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2193 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2194 ("*set_vrsave_internal"): use mfspr for Darwin.
2196 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2197 gen_get_vrsave_internal.
2199 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2201 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2203 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2205 * cpplex.c (cpp_interpret_charconst): Get signedness or
2206 otherwise of wide character constants correct.
2207 * cppexp.c (lex): Get signedness of wide charconsts correct.
2209 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2211 * optabs.c (widen_operand): Only call convert_modes for
2212 promoted SUBREG if signedness matches.
2213 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2215 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2217 * cpplib.c (glue_header_name): Use local buffer to build up
2220 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2222 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2224 2002-02-23 Kazu Hirata <kazu@hxi.com>
2226 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2227 H8/300[HS] separately.
2228 * config/h8300/h8300.md: Remove the early clobber constraint
2229 from bit field patterns.
2231 2002-02-23 Kazu Hirata <kazu@hxi.com>
2233 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2235 (mulhisi3): Likewise.
2236 (umulqisi3): Likewise.
2237 (umulhisi3): Likewise.
2239 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2241 * cppinit.c (output_deps): Correct test for stdout output.
2242 (init_dependency_output): Cure warning.
2244 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2246 * expr.c (store_expr): When converting expression to promoted
2247 equivalent type, allow using SUBREG_REG of TARGET as the target
2248 of the expansion of EXP.
2249 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2250 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2251 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2252 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2253 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2255 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2257 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2258 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2259 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2261 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2263 PR optimization/5747
2264 * loop.c (scan_loop): Update reg info if move_movables created new
2267 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2269 * gcc.c (init_gcc_spec): Revert last change.
2271 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2273 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2274 gpc_reg_operand constraint.
2276 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2278 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2279 Simplify comparison of `low'.
2280 (add_operand): Fix formatting.
2281 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2282 (mask_operand): Disallow mask to wrap in 64-bit mode.
2283 (rs6000_stack_info): Remove redundant test setting push_p.
2284 (output_toc): Fix formatting.
2285 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2286 cc_reg_not_cr0_operand constraint.
2287 (booldi3, boolcdi3 splitters): Same.
2289 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2291 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2293 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2295 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2296 gcc invoked with -shared-libgcc.
2298 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2301 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2302 decl if any of elements was TREE_USED.
2304 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2306 * config/sparc/sol2.h: Don't include sys/mman.h.
2307 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2308 (arith_4096_operand): Don't throw high bits away.
2309 (const64_operand): Take sign extension of CONST_INTs into account.
2310 (const64_high_operand, sparc_emit_set_const32): Likewise.
2311 (GEN_HIGHINT64): Likewise.
2312 (sparc_emit_set_const64_quick1): Likewise.
2313 (const64_is_2insns): Likewise.
2314 (print_operand): Use trunc_int_for_mode for sign extension.
2315 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2316 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2317 chars. Assume CONST_INT is already properly sign-extended.
2318 (movdi split): Sign-extend each SImode part.
2319 (andsi3 split): Don't mask high bits off, so that result
2320 remains properly sign-extend.
2321 (iorsi3 split): Likewise.
2322 (xorsi3 split): Likewise.
2324 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2326 * fold-const.c (fold): Fix typo in comments.
2328 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2330 * Makefile.in (langhooks.o): Update dependencies.
2332 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2334 * langhooks.c: Include flags.h.
2336 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2338 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2340 * c-common.c (c_common_post_options): Set inline trees by
2343 * doc/extend.texi (Function Attributes): Document always_inline
2345 Update documentation about inlining when not optimizing.
2347 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2349 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2350 unless DECL_ALWAYS_INLINE.
2352 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2353 unless DECL_ALWAYS_INLINE.
2354 (c_disregard_inline_limits): Disregard if always_inline set.
2356 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2357 Disregard if always_inline set.
2358 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2359 unless DECL_ALWAYS_INLINE.
2361 * attribs.c (handle_always_inline_attribute): New.
2362 (c_common_attribute_table): Add always_inline.
2364 * config/rs6000/altivec.h: Add prototypes for builtins
2365 requiring the always_inline attribute.
2367 2002-02-21 Eric Christopher <echristo@redhat.com>
2369 * expmed.c (store_bit_field): Try to simplify the subreg
2370 before generating a new one when when the mode size of
2371 value is less than maxmode.
2373 2002-02-21 Richard Henderson <rth@redhat.com>
2375 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2376 than gen_rtx_PLUS to form the sum.
2377 * explow.c (force_reg): Rearrange to not allocate new pseudo
2378 when force_operand returns a register.
2379 * expr.c (expand_assignment): Allow offset_rtx expansion to
2380 return a sum. Do not force addresses into registers.
2381 (expand_expr): Likewise.
2382 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2383 to canonicalize arithmetic that didn't simpify.
2384 (simplify_plus_minus): New argument force; update
2385 all callers. Don't split CONST unless we can do something with it,
2386 and wouldn't lose the constness of the operands.
2388 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2389 that we generated earlier.
2391 2002-02-21 Tom Tromey <tromey@redhat.com>
2393 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2394 (output_line_info): Use constant `1', with a long explanatory
2396 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2398 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2400 * jump.c (redirect_jump): If old label has no UID, don't try to
2403 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2405 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2406 If input is constant, do shifts at compile time.
2408 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2410 * doc/extend.texi: Fix some more overfull hboxes.
2412 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2414 PR optimization/4994
2415 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2418 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2421 * expr.h (expand_and): Add mode argument.
2422 * expmed.c (expand_and): Add mode argument.
2423 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2424 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2425 * except.c (expand_builtin_extract_return_addr): Likewise.
2426 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2427 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2428 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2429 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2430 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2431 gen_rtx (CONST_INT, VOIDmode, x).
2433 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2436 * stmt.c (warn_if_unused_value): Move side effects test once more.
2438 2002-02-20 Torbjorn Granlund <tege@swox.com>
2440 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2441 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2443 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2445 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2446 SUBREG or ZERO_EXTEND.
2448 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2450 * sh.h (current_function_anonymous_args): Remove.
2451 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2452 of current_function_varargs and current_function_stdarg is set.
2453 * sh.c (sh_expand_prologue): Check current_function_varargs /
2454 current_function_stdarg / TARGET_SH5 instead of
2455 current_function_anonymous_args.
2457 * sh64.h (TARGET_VERSION): Define.
2459 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2461 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2462 VRSAVE_REGNO on TARGET_ALTIVEC.
2464 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2466 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2467 bits of SImode const_int.
2468 (includes_rshift_p): Likewise.
2469 (print_operand): Call mask_operand and mask64_operand with correct
2471 (rs6000_output_function_epilogue): Pad traceback table to word.
2472 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2473 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2474 mask64_operand with correct mode.
2475 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2477 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2480 * varasm.c (get_pool_constant_mark): New.
2481 * rtl.h (get_pool_constant_mark): Add prototype.
2482 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2483 be represented if it has not been output.
2485 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2487 * combine.c (do_SUBST): Sanity check substitutions of
2488 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2489 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2490 CONST_INT into its operand.
2491 (known_cond): Likewise, for ZERO_EXTEND.
2492 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2493 allow for simplification of wide modes. Reject CONST_INTs in
2494 ZERO_EXTEND when their actual mode is not given.
2496 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2498 * c-decl.c (pushdecl): If no global declaration is found for an
2499 extern declaration in block scope, try a limbo one.
2501 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2504 * c-common.c (pointer_int_sum): Moved from...
2505 * c-typeck.c (pointer_int_sum): ...here.
2506 * c-common.h (pointer_int_sum): Add prototype.
2508 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2511 * c-decl.c (duplicate_decls): Return 0 if issued error about
2514 2002-02-20 Roger Sayle <roger@eyesopen.com>
2515 Jakub Jelinek <jakub@redhat.com>
2518 * tree.c (host_integerp): Ensure that the constant integer is
2519 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2520 when pos is zero or non-zero respectively. Clarify comment.
2521 * c-format.c (check_format_info_recurse): Fix host_integerp
2522 usage; the pos argument should be zero when assigning to a
2523 signed HOST_WIDE_INT.
2525 2002-02-20 Richard Henderson <rth@redhat.com>
2527 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2528 of the operand, rather than assuming TImode.
2529 (ix86_expand_binop_builtin): Cope with commutative patterns
2530 using nonimmediate_operand for both operands.
2531 (ix86_expand_timode_binop_builtin): Likewise.
2532 (ix86_expand_store_builtin): Validate operand 1.
2533 (ix86_expand_unop1_builtin): Likewise.
2535 2002-02-20 Philip Blundell <philb@gnu.org>
2538 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2540 2002-02-20 Richard Henderson <rth@redhat.com>
2543 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2545 2002-02-20 Tom Tromey <tromey@redhat.com>
2547 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2548 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2549 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2550 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2551 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2554 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2556 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2557 for (const_int 0) in X not just INTVAL.
2559 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2561 * doc/extend.texi: Avoid or reduce overfull hboxes.
2563 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2565 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2566 operations if the field does not start at a mode boundary.
2568 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2570 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2571 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2572 Also done for -Acpu and -Amachine.
2574 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2576 * cppinit.c (init_dependency_output): Take deps output file
2577 from -o if none given with -MF. Suppress normal output.
2578 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2579 * doc/cpp.texi, doc/invoke.texi: Update.
2581 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2583 * toplev.c (output_quoted_string): Write unprintable
2584 characters with octal escapes.
2586 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2588 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2589 really_call_used[VRSAVE_REGNO] if not Altivec.
2591 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2593 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2595 (constant_pool_expr_1): Fix formatting.
2596 (rs6000_legitimize_reload_address): Likewise.
2598 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2600 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2601 now that we have one.
2603 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2605 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2606 end of first block of bitfields (which was only seven bits);
2607 rename dummy to unused_1; remove comment which is no longer true.
2609 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2611 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2613 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2616 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2620 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2621 arm_is_longcall_p rather than inspecting call-type cookie
2623 (call_value_insn) [TARGET_THUMB]: Likewise.
2625 2002-02-19 Graham Stott <grahams@redhat.com>
2627 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2629 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2631 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2632 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2633 (FP_SAVE_INLINE): Delete.
2635 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2636 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2637 * config/rs6000/t-ppccomm: Build crtsavres.o.
2638 * config/rs6000/crtsavres.asm: New file.
2640 2002-02-19 Philip Blundell <philb@gnu.org>
2642 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2644 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2645 (output_return_instruction): Allow interrupt functions to return with
2646 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2647 (arm_expand_prologue): Subtract 4 before stacking LR in an
2650 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2652 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2653 decl, not just FUNCTION_DECL.
2654 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2655 (arm_assemble_integer): Likewise.
2656 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2659 2002-02-19 matthew green <mrg@eterna.com.au>
2661 * config.gcc (sparc-*-netbsdelf*): Enable target.
2662 (sparc64-*-netbsd*): New target.
2663 * config/sparc/netbsd-elf.h: New file.
2664 * config/sparc/t-netbsd64: New file.
2666 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2668 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2670 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2672 * doc/invoke.texi: explicitly list the style guidelines that
2673 -Weffc++ checks for.
2675 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2677 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2679 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2682 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2683 only if not -E. If -E, pass -o through to the preprocessor.
2685 2002-02-19 Kazu Hirata <kazu@hxi.com>
2687 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2688 register number with an appropriate macro.
2690 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2692 * doc/rtl.texi (Constants): Close @code tag.
2694 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2696 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2697 ("mmx_uavgv4hi3"): Same.
2698 ("pmulhrwv4hi3"): Same.
2700 * tree-inline.c (walk_tree): Handle vectors.
2702 * c-common.c (constant_expression_warning): Handle vectors.
2703 (overflow_warning): Same.
2705 * sched-deps.c (sched_analyze_2): Handle vectors.
2707 * rtlanal.c (rtx_unstable_p): Handle vectors.
2708 (rtx_varies_p): Same.
2709 (count_occurrences): Same.
2710 (regs_set_between_p): Same.
2711 (modified_between_p): Same.
2712 (modified_in_p): Same.
2713 (volatile_insn_p): Same.
2714 (volatile_refs_p): Same.
2715 (side_effects_p): Same.
2717 (inequality_comparisons_p): Same.
2718 (replace_regs): Same.
2719 (computed_jump_p_1): Same.
2721 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2723 (inner_mode_array): New.
2724 (copy_rtx): Handle vectors.
2725 (copy_most_rtx): Same.
2726 (rtx_equal_p): Same.
2727 (get_mode_alignment): Adjust for vectors.
2729 * resource.c (mark_referenced_resources): Handle vectors.
2730 (mark_set_resources): Same.
2732 * reload1.c (eliminate_regs): Handle vectors.
2733 (elimination_effects): Same.
2734 (scan_paradoxical_subregs): Same.
2736 * reload.c (subst_reg_equivs): Handle vectors.
2738 * regrename.c (scan_rtx): Handle vectors.
2740 * regclass.c (reg_scan_mark_refs): Handle vectors.
2742 * recog.c (find_single_use_1): Handle vectors.
2744 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2745 (contains_replace_regs): Same.
2746 (memref_referenced_p): Same.
2748 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2749 (subst_constants): Same.
2751 * genattrtab.c (attr_copy_rtx): Handle vectors.
2752 (encode_units_mask): Same.
2753 (clear_struct_flag): Same.
2754 (count_sub_rtxs): Same.
2756 * gcse.c (want_to_gcse_p): Handle vectors.
2757 (oprs_unchanged_p): Same.
2758 (hash_expr_1): Same.
2759 (oprs_not_set_p): Same.
2760 (expr_killed_p): Same.
2761 (compute_transp): Same.
2762 (store_ops_ok): Same.
2764 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2766 (fixup_var_refs_1): Same.
2767 (instantiate_virtual_regs_1): Same.
2769 * fold-const.c (operand_equal_p): Handle vectors.
2771 (rtl_expr_nonnegative_p): Same.
2773 * flow.c (mark_used_regs): Handle vectors.
2775 * df.c (df_uses_record): Handle vectors.
2777 * cselib.c (cselib_subst_to_values): Handle vectors.
2778 (cselib_mem_conflict_p): Same.
2781 * cse.c (canon_reg): Handle vectors.
2783 (cse_process_notes): Same.
2784 (count_reg_usage): Same.
2787 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2789 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2791 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2792 (gen_rtx): Handle CONST_VECTOR.
2793 (gen_const_vector_0): New.
2794 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2795 (reset_used_flags): Same.
2796 (copy_insn_1): Same.
2797 (initializer_constant_valid_p): Handle VECTOR_CST.
2799 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2801 * doc/rtl.texi (Constants): Document const_vector.
2802 (CONST0_RTX): Update for vectors.
2803 (RTL sharing): Same.
2805 * print-tree.c (print_node): Add case for VECTOR_CST.
2807 * tree.h (TREE_VECTOR_CST_ELTS): New.
2808 (struct tree_vector): New.
2809 (union tree_node): Add vector node.
2810 (build_vector): Add prototype.
2812 * tree.def (VECTOR_CST): New.
2814 * tree.c (build_vector): New.
2816 * expmed.c (make_tree): Handle CONST_VECTOR.
2818 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2819 (CONST_VECTOR_ELT): New.
2820 (CONST_VECTOR_NUNITS): New.
2822 * machmode.h (GET_MODE_INNER): New.
2823 (DEF_MACHMODE): Accept 8th arg.
2825 * machmode.def: Add 8th argument for vector inner mode.
2826 Add inner vector modes for vectors.
2828 * rtl.def (VEC_CONST): Remove.
2829 (CONST_VECTOR): New.
2831 * expr.c (clear_storage): Allow vectors.
2832 (is_zeros_p): Handle VECTOR_CST.
2834 * varasm.c (output_constant_pool): Handle vectors.
2835 (rtx_const): Add veclo and vechi fields.
2836 (kind): Add RTX_VECTOR.
2837 (decode_rtx_const): Add case for vector.
2839 * config/rs6000/rs6000-protos.h: Add zero_constant.
2841 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2842 constants. Force easy vector constants into memory.
2843 (easy_vector_constant): New.
2844 (emit_easy_vector_constant): New.
2845 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2848 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2850 ("altivec_lvxl"): Same.
2851 (altivec_lvebx): Same.
2852 (altivec_lvehx): Same.
2853 (altivec_lvewx): Same.
2854 ("*movv4si_const0"): New.
2855 ("*movv4sf_const0"): New.
2856 ("*movv8hi_const0"): New.
2857 ("*movv16qi_const0"): New.
2859 2002-02-18 Kazu Hirata <kazu@hxi.com>
2861 * config/h8300/h8300.c (notice_update_cc): Use
2864 2002-02-18 Kazu Hirata <kazu@hxi.com>
2866 * config/h8300/h8300.md (divmod patterns): Change the
2867 constraints for operands[1] to register_operand.
2869 2002-02-18 Kazu Hirata <kazu@hxi.com>
2871 * config/h8300/h8300-protos.h: Remove the prototype for
2873 * config/h8300/h8300.c (p_operand): Remove.
2874 * config/h8300/h8300.md: Replace p_operand with
2877 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2879 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2881 (output_return_instruction): Allow use of LDR to unstack
2882 return addresss even for interrupt handlers or when
2883 interworking. If compiling for ARMv5, use interworking-safe
2884 return instructions by default. Remove duplicated code and
2885 lengthy "strcat" sequences.
2887 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2889 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2890 (LINK_EH_SPEC): Define.
2891 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2893 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2895 * config/s390/s390.c (s390_emit_prologue): Do not set the
2896 frame_related flag for call-clobbered registers.
2898 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2900 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2901 (construct_container): Fix handling of SSE operands.
2902 (ix86_expand_builtin): Fix handling of 64bit pointers.
2903 (mmx_maskmovq_rex): New pattern.
2905 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2907 * regrename.c (kill_set_value): Handle subregs properly.
2909 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2911 * objc/objc-act.c (handle_impent): Remove leading '*'
2912 from objc_class_name.
2914 2002-02-17 Richard Henderson <rth@redhat.com>
2916 * config/alpha/alpha.c (some_small_symbolic_operand,
2917 some_small_symbolic_operand_1, split_small_symbolic_operand,
2918 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2919 Handle small SYMBOL_REFs anywhere, not just inside memories.
2920 * config/alpha/alpha-protos.h: Update.
2921 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2922 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2924 2002-02-17 Roland McGrath <roland@frob.com>
2926 * config.gcc (powerpc-*-gnu-gnualtivec*,
2927 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2928 * config/rs6000/gnu.h: New file.
2929 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2930 Grok "gnu" in rs6000_abi_name.
2931 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2932 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2933 Grok -mcall-gnu analogous to -mcall-linux et al.
2934 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2935 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2936 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2938 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2941 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2944 2002-02-17 Philipp Thomas <pthomas@suse.de>
2946 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2947 ENDFILE_SPEC before (re)defining them.
2949 2002-02-17 Kazu Hirata <kazu@hxi.com>
2951 * config/h8300/h8300.c: Fix formatting.
2952 * config/h8300/h8300.h: Likewise.
2954 2002-02-17 Philipp Thomas <pthomas@suse.de>
2956 * doc/tm.texi: Explain why empty strings should not be
2957 marked for translation.
2959 2002-02-17 Philipp Thomas <pthomas@suse.de>
2961 * final.c (output_operand_lossage): Changed to accept
2962 printf style arguments. Change calls where necessary.
2963 * output.h (output_operand_lossage): Change declaration
2964 accordingly. Update copyright.
2965 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2966 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2967 Update copyright date where necessary.
2969 * config/i386/i386.c (print_operand): Likewise. Remove use of
2972 * config/cris/cris.c (cris_operand_lossage): Likewise.
2973 Rename parameter so that exgettext recognizes it as
2974 translatable message.
2975 (LOSE_AND_RETURN): Rename parameter to msgid.
2977 2002-02-17 Kazu Hirata <kazu@hxi.com>
2979 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2980 hard coded register number with an appropriate macro.
2981 (HARD_REGNO_MODE_OK): Likewise.
2982 (ARG_POINTER_REGNUM): Likewise.
2983 (STATIC_CHAIN_REGNUM): Likewise.
2984 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2985 * config/h8300/h8300.md (define_constants): Define more
2988 2002-02-17 Philipp Thomas <pthomas@suse.de>
2990 * config/i386/i386.h: Don't mark empty strings for translation.
2992 2002-02-16 H.J. Lu <hjl@gnu.org>
2994 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2996 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2998 * cppinit.c (merge_include_chains): Check for brack being
2999 NULL before attempting to merge it with qtail.
3001 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3003 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3006 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3008 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3010 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3012 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3013 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3014 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3016 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3018 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3019 now only if !TARGET_FIX.
3020 (*movsi_nt_vms_fix): New pattern.
3022 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3024 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3025 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3026 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3027 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3028 (alpha_start_function, alpha_expand_epilogue): Likewise.
3029 (unicosmk_gen_dsib): Likewise.
3031 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3033 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3035 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3037 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3038 check_and_change_labels, s390_final_chunkify): Delete.
3039 (s390_split_branches, s390_chunkify_pool): New functions.
3040 (s390_function_prologue): Call them.
3042 * config/s390/s390.h (S390_REL_MAX): Delete.
3043 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3045 * config/s390/s390.md (cjump, icjump, jump): Fix length
3046 attribute calculation.
3049 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3051 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3052 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3054 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3056 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3057 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3058 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3060 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3062 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3064 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3066 * reload.c (find_dummy_reload): Check that an output register
3067 is valid for its mode.
3069 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3071 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3074 * function.c (assign_parms): Demote promoted argument passed by
3075 transparent reference.
3077 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3079 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3080 -Acpu() and -Amachine() to eliminate warnings.
3082 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3084 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3086 2002-02-14 Kazu Hirata <kazu@hxi.com>
3088 * config/h8300/h8300-protos.h: Update the prototype for
3090 * config/h8300/h8300.c (const_costs): Treat SET as a little
3091 more expensive operation.
3092 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3093 reference to const_costs.
3095 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3097 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3099 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3102 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3103 use arguments from newtype.
3105 2002-02-13 Eric Christopher <echristo@redhat.com>
3107 * config/mips/mips.c (override_options): Add check for march/mipsX
3108 on the same command line. Fix error message in cpu processing.
3109 Remove architecture and ISA checks.
3111 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3113 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3115 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3117 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3119 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3121 ("*movv8hi_internal1"): Same.
3122 ("*movv16qi_internal1"): Same.
3123 ("*movv4sf_internal1"): Same.
3125 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3126 not push_reload for altivec modes.
3128 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3130 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3131 all RTEMS targets including removal of #includes from config/*/rtems*.h
3132 file and adding them to tm_file setting. Added xm_defines=POSIX to
3134 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3135 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3136 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3137 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3138 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3139 config/m68k/rtemself.h: Ditto.
3140 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3141 config/mips/rtems64.h: Ditto.
3142 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3143 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3145 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3146 config/sparc/rtemself.h: Ditto.
3147 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3148 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3149 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3151 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3152 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3153 target made more similar to i386-elf.
3154 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3155 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3156 be similar to config/m68k/t-m68kelf.
3157 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3159 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3161 * regmove.c (kill_value): Handle subregs.
3163 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3165 * i386.md (mul patterns): Allow memory operand to be first;
3166 add expanders where needed; fix constraints.
3167 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3168 Allow memory operand to be the first.
3170 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3173 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3176 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3179 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3181 PR optimization/5547:
3182 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3183 all valid IA-32 address modes involving non-scaled %ebx and
3184 GOT/GOTOFF as displacement.
3186 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3188 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3189 after emitting ltorg insns.
3191 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3192 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3193 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3194 *abssf2): Fix "op_type" attribute.
3196 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3198 * mkconfig.sh: Avoid using a subshell redirect.
3199 ($output.T): Change to $(output)T.
3200 (ENABLE_NLS): Remove unneeded undef.
3202 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3203 * config/alpha/x-vms (libsubdir): Define.
3205 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3206 register frame procedures. Optimize retrieving context.
3208 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3209 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3210 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3212 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3214 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3215 Make same change as for find_base_value.
3217 2002-02-13 Kazu Hirata <kazu@hxi.com>
3219 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3220 of QImode and SImode.
3222 2002-02-13 Kazu Hirata <kazu@hxi.com>
3224 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3225 length computation of movsi.
3226 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3228 2002-02-13 Kazu Hirata <kazu@hxi.com>
3230 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3231 operands[2] to register_operand.
3233 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3235 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3237 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3239 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3240 for altivec_lvx* and altivec_stvx*.
3241 ("*movv4si_internal"): Add constraint for loading from GPRs.
3242 ("*movv8hi_internal1"): Same.
3243 ("*movv16qi_internal1"): Same.
3244 ("*movv4sf_internal1"): Same.
3246 * config/rs6000/rs6000.c (altivec_register_operand): New.
3248 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3249 altivec_register_operand.
3251 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3253 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3256 2002-02-13 Stan Shebs <shebs@apple.com>
3258 * c-typeck.c (digest_init): Handle vectors.
3259 (really_start_incremental_init): Same.
3260 (pop_init_level): Same.
3261 (process_init_element): Same.
3263 * varasm.c (output_constant): Same.
3265 * expr.c (clear_storage): Same.
3266 (store_constructor): Same.
3268 2002-02-12 Eric Christopher <echristo@redhat.com>
3270 * explow.c (hard_function_value): Add comment explaining
3271 signed/unsigned comparison.
3273 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3275 * jump.c (never_reached_warning): Add finish argument.
3276 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3277 real insn after end.
3278 * rtl.h (never_reached_warning): Adjust prototype.
3279 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3280 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3281 never_reached_warning.
3283 2002-02-12 Graham Stott <grahams@redhat.com>
3285 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3287 2002-02-12 Kazu Hirata <kazu@hxi.com>
3289 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3290 logical shifts on H8/300.
3291 (shift_alg_si): Improve several shifts on H8/300.
3292 (get_shift_alg): Likewise.
3294 2002-02-12 Graham Stott <grahams@redhat.com>
3296 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3298 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3300 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3301 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3303 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3305 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3306 non-CONST_INT through default_assemble_integer.
3307 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3308 <case 8>: Abort for CONST_DOUBLE.
3310 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3312 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3314 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3315 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3317 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3319 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3321 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3323 * regrename.c (regrename_optimize): Don't accept a
3324 part-clobbered register if the replaced register is not part
3327 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3328 take padding into account when computing the argument value.
3330 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3332 * combine.c (try_combine): Apply substitutions in
3333 CALL_INSN_FUNCTION_USAGE too.
3335 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3337 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3338 __builtin_altivec_abs*.
3341 * config/rs6000/rs6000.h (rs6000_builtins): Add
3342 ALTIVEC_BUILTIN_ABS*.
3344 * config/rs6000/altivec.h: Use const char for builtins expecting
3346 (vec_abs): New versions for C and C++.
3349 2002-02-10 Kazu Hirata <kazu@hxi.com>
3351 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3354 2002-02-10 Kazu Hirata <kazu@hxi.com>
3356 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3357 constant definition from h8300.md.
3358 (FRAME_POINTER_REGNUM): Likewise.
3359 * config/h8300/h8300.md (define_constants): Add FP_REG.
3361 2002-02-10 Kazu Hirata <kazu@hxi.com>
3363 * config/h8300/h8300.c (print_operand): Remove redundant code.
3365 2002-02-10 Kazu Hirata <kazu@hxi.com>
3367 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3368 * config/h8300/h8300.c (byte_reg): Make it static.
3370 2002-02-10 Richard Henderson <rth@redhat.com>
3373 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3375 2002-02-10 Richard Henderson <rth@redhat.com>
3378 * tree.c (append_random_chars): Don't abort if main_input_filename
3381 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3383 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3385 2002-02-10 Kazu Hirata <kazu@hxi.com>
3387 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3388 (pushhi1): Likewise.
3390 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3392 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3393 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3395 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3397 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3399 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3401 2002-02-09 Kazu Hirata <kazu@hxi.com>
3403 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3404 a half of an SImode register on H8/300.
3406 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3408 * i386.md (movdi_2): Add missing '!'.
3410 2002-02-09 Kazu Hirata <kazu@hxi.com>
3412 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3415 2002-02-09 Kazu Hirata <kazu@hxi.com>
3417 * config/h8300/h8300.md (length): Correct the distance valid
3418 for the short branch.
3420 2002-02-09 Kazu Hirata <kazu@hxi.com>
3422 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3424 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3426 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3427 registers in SImode.
3428 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3431 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3434 Contribute sh64-elf.
3435 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3436 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3437 (sh_cannot_modify_jumps_p): New function.
3438 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3439 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3440 (sh_ms_bitfield_layout_p): New function.
3441 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3442 Zack Weinberg <zack@codesourcery.com>
3443 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3444 expand_simple_binop instead of expand_binop.
3445 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3446 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3447 use of .quad and .uaquad.
3448 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3449 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3450 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3451 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3452 movdi_const_16bit): Make sure all CONSTs have modes.
3453 (sym2PIC): Ditto, but by adjusting all callers.
3454 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3455 if the prologue calls the SHmedia argument decoder or register
3457 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3458 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3459 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3460 (sh_expand_epilogue): Don't emit USE of return target register.
3461 (prepare_move_operands): Legitimize DImode PIC addresses.
3462 (sh_media_register_for_return): Skip tr0, used to initialize the
3464 (sh_expand_prologue): Remove explicit USE of return register.
3465 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3466 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3467 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3468 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3469 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3471 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3472 (MOVI_SHORI_BASE_OPERAND_P): New.
3473 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3474 (EXTRA_CONSTRAINT_T): Define in terms of them.
3475 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3476 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3477 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3478 alternatives supporting TARGET_REGS.
3479 (UNSPEC_GOTPLT): New constant.
3480 (movdi split): Move incrementing of LABEL_NUSES...
3481 (movdi_const, movdi_const_32bit): Here. Use
3482 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3483 (movdi_const_16bit): New.
3484 (call, call_value) [flag_pic]: Use GOTPLT.
3485 (call_pop, call_value_pop): New expands.
3486 (call_pop_compact, call_pop_rettramp): New insns.
3487 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3488 (sibcall) [flag_pic]: Use GOT.
3489 (builtint_setjmp_receiver): Remove bogus, unused expand.
3490 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3491 (*pt, *ptb, ptrel): New insns.
3492 (sym2GOT): Handle DImode GOT.
3493 (sym2GOTPLT, symGOTPLT2reg): New expands.
3494 (sym2PIC): New expand.
3495 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3496 (shcompact_return_tramp_i): Use return register explicitly.
3497 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3498 disable flag_reorder_blocks.
3499 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3500 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3501 clobbers, for clarity.
3502 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3503 restoring of r0 in macl as MAYBE_DEAD.
3504 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3505 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3506 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3507 alter_subreg all over.
3508 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3509 reload, instead of emitting instructions that would require
3511 (casesi_load_media): Add missing modes.
3512 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3513 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3514 as used if the argument decoder is called.
3515 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3516 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3517 Pmode, then extend it to DImode if necessary.
3518 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3519 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3520 constants in FPU-enabled SHmedia, let them be loaded from memory.
3521 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3522 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3523 Adjust whitespace in assembly output templates.
3524 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3525 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3526 mode of if_then_else.
3527 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3528 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3530 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3531 Joern Rennecke <amylaar@redhat.com>
3532 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3533 (SUBTARGET_CPP_PTR_SPEC): New.
3534 (SUBTARGET_CPP_SPEC): Remove.
3535 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3536 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3537 Fix typo in previous checkin.
3538 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3539 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3540 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3541 Alexandre Oliva <aoliva@redhat.com>
3542 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3543 what single FP register can hold for SHmedia target.
3544 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3545 Alexandre Oliva <aoliva@redhat.com>
3546 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3547 Do not split into SUBREG.
3548 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3549 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3550 and added new functions as specified in SH5 ABI r9.
3551 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3552 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3554 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3555 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3556 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3557 and consttable_window_ends.
3558 2001-06-03 Graham Stott <grahams@redhat,com>
3559 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3560 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3561 * config/sh/sh.c (print_operand): Handle floating-point pair,
3562 vector and matrix registers.
3563 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3564 vector modes into account.
3565 * config/sh/sh.md (movv2sf): Split move between registers into
3567 (movv4sf, movv16sf): Introduce insns that get split only after
3569 * config/sh/shmedia.h: Fix Copyright dates.
3570 * config/sh/ushmedia.h: Likewise. Move loop counter
3571 declarations into conditionals that uses them.
3572 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3574 * config/sh/sshmedia.h: Fix Copyright dates.
3575 (sh_media_PUTCFG): Fix constraints.
3576 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3577 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3578 ptrmemfunc_vbit_in_delta for SH5.
3579 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3580 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3581 * invoke.texi: Likewise.
3582 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3583 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3584 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3585 GCC_pop_shmedia_regs_nofpu): New global symbols.
3586 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3587 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3588 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3589 compact function with nonlocal labels.
3590 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3591 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3592 (initial_elimination_offset): Account for their stack space.
3593 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3594 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3595 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3596 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3597 least one of the operands to be a register.
3598 (movv2sf): Likewise. Renamed to movv2sf_i.
3599 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3600 prepare_move_operands() before emitting SHmedia insns.
3601 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3602 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3603 Don't save nor initialize r12. Don't mis-align the stack.
3604 Pad the code with a nop.
3605 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3607 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3608 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3609 [__SHMEDIA__]: Implement.
3610 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3611 * config/sh/sh.md: Set latency of `pt' closer to reality.
3612 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3613 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3614 Set move, load and store type attributes.
3615 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3616 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3618 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3619 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3620 * config/sh/sh.c (sh_media_register_for_return): New function.
3621 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3622 branch-target register.
3623 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3624 * config/sh/sh.md (return_media_i): Use any call-clobbered
3625 branch-target register.
3626 (return_media): If r18 wasn't copied in the prologue, copy it
3628 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3629 Clear class FP0_REGS.
3630 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3632 2001-03-08 DJ Delorie <dj@redhat.com>
3633 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3634 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3635 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3636 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3637 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3638 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3639 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3640 return value correctly for call_cookie.
3641 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3642 * config/sh/crt1.asm (start): Modified so as to call
3643 ___setup_argv_and_call_main.
3644 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3645 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3647 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3648 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3649 (STRIP_NAME_ENCODING): Use it.
3650 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3651 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3652 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3653 prepare_scc_operands().
3654 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3655 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3656 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3657 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3658 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3659 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3660 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3661 used in shcompact_incoming_args.
3662 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3664 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3666 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3668 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3669 Simplify. Adjust. Add sanity check.
3670 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3672 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3674 (udivsi3, divsi3): Use them.
3675 (force_mode_for_call): New insn.
3676 (call, call_value, sibcall_value): Emit it before SHcompact
3678 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3679 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3680 call cookie is non-NULL before taking its value.
3681 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3682 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3683 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3684 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3686 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3687 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3688 temporary for stack adjusts. Use MACL and MACH to pass
3689 arguments to shcompact_incoming_args.
3690 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3692 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3693 (nested_trampoline): Load static chain address into r1.
3694 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3695 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3696 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3697 fp_arith_reg_operand().
3698 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3699 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3700 and use signed compares for them.
3701 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3702 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3703 ones properly aligned.
3704 (find_barrier): Account for extra alignment needed for 8-byte wide
3706 (machine_dependent_reorg): Require a label for the second 4-byte
3707 constant after an 8-byte one.
3708 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3710 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3711 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3712 last_float when switching float modes.
3713 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3714 auto-increment for general-purpose registers.
3715 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3717 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3719 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3720 registers for varargs.
3721 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3722 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3723 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3724 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3725 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3726 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3727 call_cookie accordingly.
3728 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3729 (SHCOMPACT_BYREF): Likewise.
3730 (SHCOMPACT_FORCE_ON_STACK): New macro.
3731 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3732 (sh_builtin_saveregs): Likewise.
3733 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3734 shcompact_incoming_args): Use new shift values. Support
3735 sequences of consecutive and non-consecutive pushes/pops.
3736 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3737 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3738 * config/sh/sh.h (TEXT_SECTION): Define.
3739 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3740 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3741 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3742 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3743 return values on FPU-enabled SHmedia.
3744 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3745 FPU-enabled SHmedia.
3746 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3747 value is returned in a non-FP reg and is not returned by
3749 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3751 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3752 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3753 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3754 quad-aligned to be passed by callee-copy reference.
3755 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3756 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3757 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3758 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3759 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3760 copying low-numbered FP regs to r7 and r8.
3761 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3762 FP regs to general-purpose regs only if the copy was passed on the
3764 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3765 copying FP reg to r9.
3766 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3767 copy FP regs to general-purpose regs only in outgoing calls.
3768 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3769 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3771 * config/sh/sh.h (struct sh_args): Document all fields.
3772 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3773 passed partially on the stack should not consider making
3775 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3776 stack_regs only for incoming calls. When passing FP args,
3777 make sure there are FP regs available before modifying
3779 (SHCOMPACT_BYREF): Pass double args in general-purpose
3780 registers by reference.
3781 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3782 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3783 attempt to generate sibcalls if the caller got any arguments
3785 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3786 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3787 to 8-byte boundaries.
3788 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3789 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3790 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3791 stored in the stack.
3792 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3793 for the offsets to have the ISA bit set.
3794 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3795 invocation. Use beq instead of bgt to mark end of sequence of
3797 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3798 bgt to mark end of sequence of stores.
3799 * config/sh/sh.c (arith_operand): Don't check whether
3800 CONST_OK_FOR_J for now.
3801 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3802 instead of long for conversion.
3803 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3804 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3805 before passing it to fprintf.
3806 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3807 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3808 Call set_fpscr before reading/writing SR.
3809 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3811 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3813 (FMOVD_WORKS): Define on SH5 with FPU.
3814 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3816 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3818 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3819 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3821 (ia_main_table): Ditto.
3822 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3823 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3824 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3825 the definitions from sh.h.
3826 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3828 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3829 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3830 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3831 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3832 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3833 Increment LABEL_NUSES.
3835 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3837 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3839 * config/sh/elf.h (SIZE_TYPE): Likewise.
3840 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3841 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3842 shcompact_incoming_args): Load switch table addresses using
3844 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3845 (NO_BUILTIN_SIZE_TYPE): Define.
3846 (SIZE_TYPE): Don't define.
3847 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3848 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3849 definition of __SH5__=32 for -m5-compact-nofpu.
3850 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3852 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3853 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3854 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3855 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3856 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3857 (INSN_LENGTH_ALIGNMENT): Likewise.
3858 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3859 * config/sh/sh.md (call, call_value, sibcall): Simplify
3860 copying of non-branch-target register.
3861 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3862 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3863 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3864 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3865 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3866 floating-point values as structs.
3867 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3868 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3869 general-purpose register.
3870 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3871 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3872 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3873 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3874 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3875 (ENCODE_SECTION_INFO): Enclose variables and constants in
3877 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3878 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3879 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3880 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3881 only for LABEL_REFs. For SYMBOL_REFs, prepend
3882 SH_DATALABEL_ENCODING to the symbol name.
3883 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3885 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3886 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3888 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3889 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3890 (DATALABEL_REF_P): Don't require CONST.
3891 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3893 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3894 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3896 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3897 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3898 Use shallow_copy_rtx and PUT_MODE to change the mode of
3899 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3900 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3901 on SHmedia using GENERAL_REGs.
3902 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3903 bltu_media_i): Fix reversion of conditions.
3904 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3905 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3906 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3907 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3908 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3909 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3910 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3911 (GCC_nested_trampoline): Likewise.
3912 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3913 * config/sh/sh.c (gen_datalabel_ref): Define.
3914 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3915 (INITIALIZE_TRAMPOLINE): Likewise.
3916 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3917 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3918 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3919 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3920 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3921 (ic_invalidate): Adjust for SH5.
3922 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3923 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3925 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3926 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3927 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3928 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3929 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3930 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3931 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3932 * config/sh/sh.c (target_reg_operand): Match only target-branch
3933 registers and pseudos that aren't virtual registers.
3934 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3935 Copy operands that don't match target_reg_operand to pseudos.
3936 (call_media, call_value_media, sibcall_media): Use
3937 target_reg_operand instead of target_operand.
3938 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3939 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3940 * config/sh/sh.c (target_reg_operand): Match hardware registers
3941 other than branch-target registers.
3942 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3943 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3944 (fpscr_values) [SH5 == 32]: Define.
3945 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3946 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3947 Handle function addresses coming in SUBREGs.
3948 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3949 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3950 shcompact_return_trampoline): Use datalabel where appropriate.
3951 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3952 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3953 general-purpose register to copy one branch-target register to
3955 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3956 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3957 SYMBOL_REFs with VOIDmode.
3958 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3959 bltu_media_i): New insns.
3960 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3961 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3962 (INIT_CUMULATIVE_ARGS): Likewise.
3963 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3964 * machmode.def (V16SFmode): New mode.
3965 * c-common.c (type_for_mode): Support V2SF and V16SF.
3966 * tree.c (build_common_tree_nodes_2): Likewise.
3967 * tree.h (tree_index): Likewise.
3968 * calls.c (emit_call_1): Take args_so_far. Adjust all
3969 callers. Introduce CALL_POPS_ARGS.
3970 * tm.texi (CALL_POPS_ARGS): Document.
3971 * config/sh/crt1.asm: Implement in SHmedia mode.
3972 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3973 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3974 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3975 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3976 Implement divsi and udivsi in SHmedia mode. Introduce
3977 SHcompact trampolines.
3978 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3980 (regno_reg_class): Rewrite.
3981 (fp_reg_names): Remove.
3982 (sh_register_names, sh_additional_register_names): New.
3983 (print_operand): Added `u'. Support SUBREGs in addresses.
3984 Add parentheses around shifted CONSTs.
3985 (output_file_start): Output .mode and .abi directives.
3986 (shiftcosts, addsubcosts, multcosts): Adjust.
3987 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3988 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3989 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3990 bytes, not registers. Take into account the need for the
3991 SHcompact incoming args trampoline. Adjust all callers.
3992 (sh_expand_prologue): Take stack_regs into account. Call
3993 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3994 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3995 stack aligned as per SH5 ABI.
3996 (sh_builtin_saveregs): Support SH5 ABI.
3997 (sh_build_va_list, sh_va_start): Likewise.
3998 (initial_elimination_offset): Take alignment into account.
3999 Compute location of PR according to the SH5 stack frame.
4000 (arith_reg_operand): Reject branch-target registers.
4001 (shmedia_6bit_operand): New.
4002 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4003 (target_reg_operand): Match DImode only. Accept SUBREGs.
4004 (target_operand): New.
4005 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4006 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4007 SIBCALL_REGS for SHmedia.
4008 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4009 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4010 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4011 (TARGET_SWITCHES): New SH5 flags.
4012 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4013 VALID_REGISTER_P to disable unsupported registers.
4014 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4015 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4016 (FUNCTION_ARG_PADDING): Define.
4017 (FASTEST_ALIGNMENT): Adjust.
4018 (SH_REGISTER_NAMES_INITIALIZER): New.
4019 (sh_register_names): Declare.
4020 (DEBUG_REGISTER_NAMES): Define.
4021 (REGISTER_NAMES): Define based on sh_register_names.
4022 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4023 (sh_additional_register_names): Declare.
4024 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4025 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4026 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4027 (REGISTER_NATURAL_MODE): Define.
4028 (FIRST_PSEUDO_REGISTER): Adjust.
4029 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4030 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4031 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4032 (VECTOR_MODE_SUPPORTED_P): Define.
4033 (REG_CLASS_CONTENTS): Adjust.
4034 (SMALL_REGISTER_CLASSES): Adjust.
4035 (REG_ALLOC_ORDER): Adjust.
4036 (INDEX_REG_CLASS): Adjust.
4037 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4038 (CONST_OK_FOR_LETTER_P): Adjust.
4039 (PREFERRED_RELOAD_CLASS): Adjust.
4040 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4041 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4042 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4043 (FIRST_FP_PARM_REG): Adjust.
4044 (CALL_POPS_ARGS): Define.
4045 (FUNCTION_ARG_REGNO_P): Adjust.
4046 (struct sh_args): New fields.
4047 (GET_SH_ARG_CLASS): Adjust.
4048 (INIT_CUMULATIVE_ARGS): Adjust.
4049 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4050 (FUNCTION_ARG_ADVANCE): Adjust.
4051 (FUNCTION_ARG): Adjust.
4052 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4053 (FUNCTION_ARG_CALLEE_COPIES): Define.
4054 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4055 (STRICT_ARGUMENT_NAMING): Define.
4056 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4057 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4058 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4059 (SETUP_INCOMING_VARARGS): Adjust.
4060 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4061 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4062 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4063 (SUBREG_OK_FOR_INDEX_P): Adjust.
4064 (EXTRA_CONSTRAINT_S): Update.
4065 (EXTRA_CONSTRAINT_T): New.
4066 (EXTRA_CONSTRAINT): Adjust.
4067 (GO_IF_LEGITIMATE_INDEX): Adjust.
4068 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4069 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4071 (MAX_MOVE_MAX): Define.
4073 (CONST_COSTS): Adjust.
4074 (REGISTER_MOVE_COST): Adjust.
4075 (BRANCH_COST): Adjust.
4076 (TEXT_SECTION_ASM_OP): Adjust.
4077 (DBX_REGISTER_NUMBER): Adjust.
4078 (ASM_OUTPUT_DOUBLE_INT): New.
4079 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4080 (PREDICATE_CODES): Adjust.
4081 (PROMOTE_MODE): Adjust.
4082 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4083 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4084 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4085 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4086 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4087 (TR0_REG, TR1_REG, TR2_REG): New.
4088 (XD0_REG): Renumber.
4089 (UNSPEC_COMPACT_ARGS): New.
4090 (type): Added pt and ptabs.
4091 (length): Default to 4 on SHmedia. Default pt length to 12
4092 and 20 on SHmedia32 and SHmedia64, respectively.
4093 (pt): New function unit.
4094 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4095 Add whitespace between operands of SHmedia instructions.
4097 (adddi3_media, addsi3_media): Adjust constraints.
4098 (subsi3) [SHmedia]: Force operand 1 into a register.
4099 (udivsi3_i1_media, udivsi3_i4_media): New.
4100 (udivsi3): Support SHmedia.
4101 (divsi3_i1_media, divsi3_i4_media): New.
4102 (divsi3): Support SHmedia.
4103 (anddi3, iordi3, xordi3): Adjust constraints.
4104 (zero_extendhidi2, zero_extendqidi2): New.
4105 (extendsidi2, extendhidi2, extendqidi2): New.
4106 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4107 (pop_e, pop_fpul, pop_4): Likewise.
4108 (movsi_media): Support FP and BT registers.
4109 (movsi_media_nofpu): New. Adjust splits to DImode.
4110 (lduw, ldub): Renamed to zero_extend* above.
4111 (movqi_media): Fix typo.
4112 (movdi_media): Support FP and BT registers.
4113 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4114 (movdi_const_32bit): New.
4115 (shori_media): Require immediate operand. Use `u' for output.
4116 (movdf_media, movsf_media): Simplified.
4117 (movdf_media_nofpu, movsf_media_nofpu): New.
4118 (movdf, movsf): Adjust
4119 (movv2sf, movv2sf, movv16sf): New.
4120 (beq_media, beq_media_i): Adjust constraints. Don't use
4121 scratch BT register.
4122 (bne_media, bne_media_i): Likewise.
4123 (bgt_media, bgt_media_i): Likewise.
4124 (bge_media, bge_media_i): Likewise.
4125 (bgtu_media, bgtu_media_i): Likewise.
4126 (bgeu_media, bgeu_media_i): Likewise.
4127 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4128 bunordered): Emit jump insn. Force operands to registers when
4130 (jump_media, jump): Simplify.
4131 (call_compact, call_compact_rettramp): New.
4132 (call_value_compact, call_value_compact_rettramp): New.
4133 (call_media, call_value_media): Simplify.
4134 (sibcall_compact, sibcall_media): New.
4135 (call, call_value): Adjust for SHmedia and SHcompact.
4136 (sibcall, sibcall_value, untyped_call): Likewise.
4137 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4138 (indirect_jump): Adjust for SHmedia.
4139 (casesi_jump_media): New.
4140 (nop): Re-enable for SHmedia.
4141 (call_site): Restrict to SH1.
4142 (casesi): Adjust for SHmedia.
4143 (casesi_shift_media, casesi_load_media): New.
4144 (return): Explicitly use PR register. Call return trampoline
4146 (return_i): Explicitly use PR register.
4147 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4148 (return_media): Adjust.
4149 (shcompact_incoming_args): New.
4151 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4152 (movstrsi): Disable on SH5.
4153 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4154 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4155 (subsf3, subsf3_media): Likewise.
4156 (mulsf3, mulsf3_media, mac_media): Likewise.
4157 (divsf3, divsf3_media): Likewise.
4158 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4159 (floatsisf2, fux_truncsfsi2): Likewise.
4160 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4162 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4163 (cmpunsf_media, cmpsf): Likewise.
4164 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4165 (abssf2, abssf2_media): Likewise.
4166 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4167 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4168 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4169 (floatsidf2, fix_truncdfsi2): Likewise.
4170 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4172 (cmpeqdf_media, cmpgtdf_media): Likewise.
4173 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4174 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4175 (absdf2, absdf2_media): Likewise.
4176 (extendsfdf2, extendsfdf2_media): Likewise.
4177 (truncsfdf2, truncsfdf2_media): Likewise.
4178 * config/sh/sh64.h: New file.
4179 * config/sh/t-sh64: New file.
4180 * config/sh/shmedia.h: New file.
4181 * config/sh/ushmedia.h: New file.
4182 * config/sh/sshmedia.h: New file.
4183 * configure.in: Added sh64-*-elf.
4184 * configure: Rebuilt.
4185 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4186 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4187 (reg_class_from_letter): Use `b' for TARGET_REGS.
4188 (print_operand): Support `%M', `%m', `AND' and
4189 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4190 (andcosts): Adjust for SHmedia.
4191 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4193 (target_reg_operand): New function.
4194 * config/sh/sh-protos.h (target_reg_operand): Declare.
4195 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4196 FP registers on SH5.
4197 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4199 (TARGET_REGISTER_P): New macro.
4200 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4201 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4202 (EXTRA_CONSTRAINT_S): New macro.
4203 (EXTRA_CONSTRAINT): Adjust.
4204 (FLOAT_TYPE_SIZE): Define to 32.
4205 (Pmode): DImode on SHmedia.
4206 (CONST_COSTS): Adjust for SHmedia literals.
4207 (PREDICATE_CODES): Added target_reg_operand.
4208 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4209 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4210 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4211 (cmpdi): Accept SHmedia.
4212 (movdicc_false, movdicc_true): New insns.
4213 (movdicc): New expand.
4214 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4216 (addsi3_media): Match `S' constraint.
4217 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4218 (negdi2): Expand for SHmedia.
4219 (one_cmpldi2): New expand.
4220 (zero_extendsidi2): Change from expand to insn.
4221 (extendsidi2): Add constraints.
4222 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4223 LD/ST address. Fix SI immediate loading split.
4224 (movhi_media, movqi_media, lduw, ldub): New insns.
4225 (movhi, movqi): Accept SHmedia.
4226 (shori_media, movdi_media): Relax input constraints. Split
4228 (movdf_media, movsf_media): New insn. New split to movdi.
4229 (movdf, movsf): Match on SHmedia.
4230 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4231 bgeu_media): New insns and splits. New insns with `_i' suffix.
4232 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4233 (bunordered): New expand.
4234 (jump_compact): Renamed from `jump'.
4235 (jump_media): New insn.
4237 (call_media, call_value_media): New insns.
4238 (call, call_value): Adjust.
4239 (indirect_jump_compact): Renamed from `indirect_jump'.
4240 (indirect_jump_media): New insn.
4241 (indirect_jump): New expand.
4242 (untyped_call, return): Accept SHmedia.
4243 (return_media): New insn.
4244 (prologue, epilogue, blockage): Accept SHmedia.
4245 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4246 (sunordered): New expand.
4247 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4248 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4249 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4250 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4251 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4252 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4253 abssf2_media): New insns.
4254 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4255 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4256 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4257 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4258 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4259 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4260 absdf2_media): New insns.
4261 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4262 (extendsfdf2_media, truncdfsf2_media): New insns.
4263 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4264 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4265 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4266 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4267 * config/sh/sh.md (adddi3): New expand.
4268 (adddi3_media, adddi3z_media): New insns.
4269 (adddi3_compact): Renamed from adddi3.
4270 (addsi3_media): Use add.l r63 to add constant zero.
4271 (subdi3): New expand.
4272 (subdi3_media): New insn.
4273 (subdi3_compact): Renamed from subdi3.
4274 (mulsidi3): New expand.
4275 (mulsidi3_media): New insn.
4276 (mulsidi3_compact): Renamed from mulsidi3.
4277 (umulsidi3): New expand.
4278 (umulsidi3_media): New insn.
4279 (umulsidi3_compact): Renamed from umulsidi3.
4280 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4281 (ashlsi3, ashrsi3, lshrsi3): Use them.
4282 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4283 (ashldi3, ashrdi3, lshrdi3): Use them.
4284 (zero_extendsidi2): New expand.
4285 (extendsidi2): New insn.
4286 (movsi_media): New insn. Split to movdi to load constants.
4287 (movsi): Enable for shmedia.
4288 (movdi_media): New insn. Use shori_media to load wide constants.
4289 (short_media): New insn.
4290 (movdi): Enable for shmedia.
4291 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4292 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4293 (SUBTARGET_CPP_SPEC): Added `!m5'.
4294 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4295 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4296 to all other SH variants.
4297 (TARGET_DEFAULT): Set to SH1_BIT.
4298 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4299 (BITS_PER_WORD): Raise to 64 on shmedia.
4300 (MAX_BITS_PER_WORD): Change to 64.
4301 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4302 (INT_TYPE_SIZE): Keep as 32.
4303 (UNITS_PER_WORD): Raise to 8 on shmedia.
4304 (MIN_UNITS_PER_WORD): Keep as 4.
4305 (POINTER_SIZE): Raise to 64 on shmedia.
4306 (CONST_OK_FOR_J): New macro.
4307 (CONST_OK_FOR_LETTER_P): Use it.
4308 (processor_type): Add PROCESSOR_SH5.
4309 * config/sh/sh.md: Conditionalize all expands, insns and
4310 splits to TARGET_SH1.
4312 (addsi3_compact): Renamed from...
4313 (addsi3): Now an expand.
4314 (addsi3_media, subsi3_media): New insns.
4315 (subsi3): Don't negate constants with SHmedia.
4317 * hooks.c: New file.
4318 * hooks.h: New file.
4319 * Makefile.in (HOOKS_H): New.
4320 (TARGET_DEF_H): Added $(HOOKS_H).
4321 (OBJS): Added hooks.o.
4322 (cfgcleanup.o, bb-reorder.o): Added target.h.
4323 (hooks.o): Added dependencies.
4324 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4325 (TARGET_INITIALIZER): this.
4326 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4327 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4328 * bb-reorder.c: Include target.h.
4329 (reorder_basic_blocks): Skip if cannot modify jumps.
4330 * cfgcleanup.c: Include target.h.
4331 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4333 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4335 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4336 Protect jump delay slot instructions with .set noreorder and
4339 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4341 * config/mips/mips.md (casesi_internal_di): Calculate
4342 the index into the target offset table correctly.
4344 2002-02-08 Richard Henderson <rth@redhat.com>
4346 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4347 * final.c (output_addr_const): Accept and discard SUBREG.
4348 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4349 mark them unknown instead.
4350 (simplify_subtraction): Handle RTX_UNKNOWN.
4351 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4353 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4355 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4357 2002-02-08 Richard Henderson <rth@redhat.com>
4359 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4361 2002-02-08 Andreas Jaeger <aj@suse.de>
4363 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4364 * config/i386/t-linux64: New file.
4366 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4368 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4369 * c-parse.in (compstmt): Clear last_expr_type.
4371 2002-02-07 Richard Henderson <rth@redhat.com>
4373 * loop.c (strength_reduce): Sink final_value when not
4376 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4378 * config/sparc/freebsd.h: Fix mismatched spec {.
4380 2002-02-07 Richard Henderson <rth@redhat.com>
4382 * cfgrtl.c: Include recog.h and insn-config.h.
4383 (keep_with_call_p): Fix general_operand invocation.
4384 * Makefile.in (cfgrtl.o): Update dependencies.
4386 2002-02-07 Kazu Hirata <kazu@hxi.com>
4388 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4389 comment. Accept HImode only if TARGET_H8300.
4391 2002-02-07 Eric Christopher <echristo@redhat.com>
4393 * config/mips/crtn.asm: Cleanup #ifdefs.
4395 2002-02-07 Eric Christopher <echristo@redhat.com>
4397 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4398 register 7 as RA instead of $31.
4399 * config/mips/crtn.asm: Ditto.
4400 * config/mips/mips.c (mips_move_2words): Add case for
4401 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4402 (compute_frame_size): Fix typo.
4403 (save_restore_insns): Ditto. Make documentation about using
4404 register $7 as return register more precise.
4405 (mips_expand_epilogue): Fix comment. Add code to work around not
4406 being able to add to the stack pointer directly.
4407 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4408 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4411 2002-02-07 Tom Rix <trix@redhat.com>
4413 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4414 immediates in ldu and stdu DS opcode field.
4415 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4416 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4417 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4419 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4421 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4422 offset for stack bias.
4424 2002-02-07 H.J. Lu <hjl@gnu.org>
4426 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4428 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4430 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4432 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4434 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4435 * i386.c (x86_order_regs_for_local_alloc): New global function.
4436 * i386.h (REG_ALLOC_ORDER): CLeanup.
4437 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4439 2002-02-07 Richard Henderson <rth@redhat.com>
4441 PR optimization/2463
4442 * alias.c (find_base_value): Recall base values for fixed hard regs.
4443 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4445 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4447 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4450 2002-02-06 Richard Henderson <rth@redhat.com>
4453 * stmt.c (resolve_operand_name_1): Take more care with mixed
4454 named and unnamed operands.
4456 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4457 Jan Hubicka <jh@suse.cz>
4459 * loop.c (remove_constant_addition): Avoid clobbering a shared
4462 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4464 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4465 * config/s390/t-linux64: New file.
4466 * config/s390/libgcc-glibc.ver: New file.
4468 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4470 * config/s390/linux64.h: Delete file.
4471 * config/s390/s390x.h: New file.
4472 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4473 as target header file.
4474 * config/s390/linux.h (TARGET_VERSION): Define depending on
4475 DEFAULT_TARGET_64BIT.
4476 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4477 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4478 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4479 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4480 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4481 (EXTRA_SPEC): New define.
4482 * config/s390/s390.h (TARGET_VERSION): Define depending on
4483 DEFAULT_TARGET_64BIT.
4484 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4486 2002-02-06 Jason Merrill <jason@redhat.com>
4488 * c-decl.c (finish_function): Warn about a non-void function with
4489 no return statement and no abnormal exit.
4490 (current_function_returns_abnormally): New variable.
4491 (start_function): Clear it.
4492 (struct c_language_function): Add returns_abnormally.
4493 (push_c_function_context): Save it.
4494 (pop_c_function_context): Restore it.
4495 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4496 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4497 an explicit return type.
4498 * c-tree.h: Declare current_function_returns_abnormally.
4499 (C_FUNCTION_IMPLICIT_INT): New macro.
4500 * c-typeck.c (build_function_call): Set it.
4501 (c_expand_return): Set current_function_returns_value even if the
4504 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4507 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4508 unsafe for reevaluation.
4510 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4513 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4514 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4516 2002-02-06 Richard Henderson <rth@redhat.com>
4518 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4519 be a general_operand. Dest for function value must be a pseudo.
4521 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4523 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4524 as SYMBOL_REFs from the constant pool.
4526 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4528 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4529 passed by invisible reference.
4531 2002-02-05 Richard Henderson <rth@redhat.com>
4533 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4535 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4537 Implement using "base addresses" in insn operands as default.
4538 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4539 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4540 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4541 used to read the rtx value.
4542 (mmix_target_asm_function_epilogue): Fix spacing.
4543 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4544 (mmix_legitimate_address): Ditto.
4545 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4546 should be loaded with a GETA insn. Don't allocate needless extra
4547 char for nul termination and fix misleading comment.
4548 (mmix_print_operand_address): Handle constants if
4549 TARGET_BASE_ADDRESSES.
4550 (mmix_output_register_setting): Use base addressing if
4551 TARGET_BASE_ADDRESSES and the number of insns is 3.
4552 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4553 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4554 to use R as constraint, add LDA to match s.
4555 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4556 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4557 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4558 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4559 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4560 order with other fixed registers.
4561 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4562 other parameter/call-clobbered registers.
4563 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4564 -mbase-addresses, -mno-base-addresses.
4565 (MMIX Options): Ditto.
4567 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4569 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4571 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4573 * config/rs6000/altivec.h: Change elem to _S_elem.
4575 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4577 * config/netbsd.h (WCHAR_TYPE): Define.
4578 (WCHAR_TYPE_SIZE): Ditto.
4580 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4581 (WCHAR_UNSIGNED): Ditto.
4582 (WCHAR_TYPE_SIZE): Ditto.
4584 * config/arm/netbsd.h: Likewise.
4585 * config/i386/netbsd-elf.h: Likewise.
4586 * config/i386/netbsd.h: Likewise.
4587 * config/m68k/netbsd-elf.h: Likewise.
4588 * config/m68k/netbsd.h: Likewise.
4589 * config/ns32k/netbsd.h: Likewise.
4590 * config/sparc/netbsd.h: Likewise.
4591 * config/vax/netbsd.: Likewise.
4593 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4595 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4596 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4597 (TARGET_INITIALIZER): this.
4598 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4599 (BITFIELD_NBYTES_LIMITED): Markup fix.
4600 * tree.h (default_ms_bitfield_layout_p): Declare.
4601 (record_layout_info): Added prev_field.
4602 * tree.c (default_ms_bitfield_layout_p): New fn.
4603 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4604 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4605 * stor-layout.c: Include target.h.
4606 (start_record_layout): Initialize prev_field.
4607 (place_field): Handle MS bit-field layout, and disregard
4608 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4609 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4610 * Makefile.in (stor-layout.o): Adjust dependencies.
4612 2002-02-05 Jason Merrill <jason@redhat.com>
4614 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4616 2002-02-05 Andreas Jaeger <aj@suse.de>
4618 * crtstuff.c: Fix comments.
4620 2002-02-05 Richard Henderson <rth@redhat.com>
4623 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4624 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4627 * config/mips/mips.c (function_arg): Handle TImode.
4628 (function_arg_advance): Likewise.
4630 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4632 * config/rs6000/altivec.h (vec_step_help): Rename to
4635 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4637 * config/rs6000/altivec.h: Fix typos.
4639 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4641 * config/arm/netbsd.h: Correct a comment.
4643 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4645 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4646 building void typed builtins.
4648 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4649 (vec_step): Implement for C++.
4651 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4653 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4655 2002-02-04 Richard Henderson <rth@redhat.com>
4657 * combine.c (nonzero_bits): Re-introduce special case for
4658 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4660 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4662 * doc/extend.texi: Warn about unsupported usage of altivec
4665 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4666 (altivec_predicate_*): New.
4668 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4669 Add C++ version of vec_*() functions.
4671 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4672 (bdesc_2arg): Remove altivec predicates.
4673 (altivec_expand_builtin): Handle predicates.
4674 (altivec_init_builtins): Handle predicates.
4675 (altivec_expand_predicate_builtin): New.
4677 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4679 * pa.c (DO_FRAME_NOTES): Move forward.
4680 (store_reg): Revise handling of frame notes.
4681 (load_reg): Likewise.
4682 (set_reg_plus_d): Likewise.
4683 (hppa_expand_prologue): Likewise.
4684 (hppa_expand_epilogue): Likewise.
4686 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4688 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4690 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4692 PR c/4475, c++/3780:
4693 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4694 * c-common.h (SWITCH_TYPE): Define.
4695 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4696 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4697 Rename spareness variable to sparseness.
4698 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4699 if non-NULL instead of TREE_TYPE (orig_index).
4700 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4701 (expand_end_case): Define using expand_end_case_type.
4702 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4703 to expand_end_case_type.
4704 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4706 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4708 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4709 (BIGGEST_ALIGNMENT): Change to 128.
4711 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4713 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4715 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4717 * pa.md (call_internal_reg_64bit): Remove unused variable.
4719 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4721 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4723 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4724 * config/arm/arm.c (current_function_anonymous_args): Delete,
4725 replace uses with cfun->machine->uses_anonymous_args.
4726 (arm_reorg): Do not reset uses_anonymous_args.
4728 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4729 any geenral register.
4731 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
4733 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4736 2002-02-04 Richard Henderson <rth@redhat.com>
4738 * combine.c (force_to_mode): Remove STACK_BIAS code.
4739 (nonzero_bits): Likewise. Replace sp/fp special case with
4740 REGNO_POINTER_ALIGN.
4742 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4743 (HARD_FRAME_POINTER_REGNUM): New.
4744 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4745 (FIXED_REGS, CALL_USED_REGS): Update.
4746 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4747 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4748 (HARD_REGNO_NREGS): Update for SFP.
4749 (STACK_POINTER_OFFSET): Include bias here ...
4750 (FIRST_PARM_OFFSET): ... not here.
4751 (STACK_BIAS): Remove.
4752 (INIT_EXPANDERS): New.
4753 (STARTING_FRAME_OFFSET): Do not include bias.
4754 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4755 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4756 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4757 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4758 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4759 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4760 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4761 (MUST_SAVE_REGISTER): Likewise.
4762 (sparc_flat_function_prologue): Likewise.
4763 (sparc_flat_function_epilogue): Likewise.
4764 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4765 (sparc_init_modes): SFP is GENERAL_REGS.
4766 (sparc_builtin_saveregs): SFP does not have bias applied.
4768 2002-02-04 Richard Henderson <rth@redhat.com>
4770 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4771 current_function_is_thunk.
4772 (alpha_sa_mask): Distinguish between current_function_is_thunk
4773 called from ASM_OUTPUT_MI_THUNK and not.
4774 (alpha_does_function_need_gp): Thunks always need gp.
4775 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4776 (alpha_output_mi_thunk_osf): New.
4777 * config/alpha/alpha-protos.h: Update.
4778 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4780 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4782 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4783 function types, not when they're taken away.
4785 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4787 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4788 CODE_LABEL and jump table when replacing a table jump with a
4791 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4793 * config/s390/s390-protos.h (legitimize_la_operand,
4794 s390_secondary_input_reload_class, s390_plus_operand,
4795 s390_expand_plus_operand): Add prototypes.
4797 config/s390/s390.c (s390_secondary_input_reload_class,
4798 s390_plus_operand, s390_expand_plus_operand): New functions.
4800 (struct s390_address): New member 'pointer'.
4801 (s390_decompose_address): Compute it.
4802 (legitimate_la_operand_p): Use it.
4803 (legitimize_la_operand): New function.
4804 (movti, movdi, movdf splitters): Call it.
4806 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4807 (PREDICATE_CODES): Add s390_plus_operand.
4809 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4810 (la_ccclobber): Allow GENERAL_REGS as output operand.
4812 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4813 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4814 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4816 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4818 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4819 register names for regular asm () construct.
4821 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4823 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4826 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4828 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4831 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4833 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4834 constant pool to be identical by string address and index.
4836 2002-02-04 Anthony Green <green@redhat.com>
4838 * output.h (SECTION_OVERRIDE): Define.
4839 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4841 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4843 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4844 by existing arm*-*-netbsd* (a.out) target.
4845 (ns32k-*-netbsdelf*): Likewise.
4846 (sparc-*-netbsdelf*): Likewise.
4847 (vax-*-netbsdelf*): Likewise.
4849 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4851 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4852 headers and libobjc headers.
4854 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4856 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4857 (_mingw.h): Remove duplicate include.
4859 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4861 * config.gcc: Set cpu_type to m68k for 68010, as well.
4862 (m68010-*-netbsdelf*): New...
4863 (m68k*-*-netbsdelf*): ...targets.
4864 * config/m68k/netbsd-elf.h: New file.
4866 2002-02-02 Kazu Hirata <kazu@hxi.com>
4868 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4870 2002-02-02 Kazu Hirata <kazu@hxi.com>
4872 * config/h8300/h8300.c (h8_push_ops): Move inside
4874 (h8_pop_ops): Likewise.
4875 (h8_move_ops): Likewise.
4877 2002-02-02 Kazu Hirata <kazu@hxi.com>
4879 * config/h8300/h8300.c (os_task): Make it static.
4880 (monitor): Likewise.
4881 (pragma_saveall): Likewise.
4883 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4885 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4886 constant is a valid sign-extension for Pmode.
4888 2002-02-02 Kazu Hirata <kazu@hxi.com>
4890 * config/h8300/h8300.c: Fix formatting.
4892 2002-02-02 Kazu Hirata <kazu@hxi.com>
4894 * config/h8300/h8300.md: Fix formatting.
4896 2002-02-02 Kazu Hirata <kazu@hxi.com>
4898 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4899 predicates of operands[1]. Split the patterns for each
4902 2002-02-02 Kazu Hirata <kazu@hxi.com>
4904 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4905 of operands[1] to register_operand.
4907 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4909 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4910 * cpphash.c (_cpp_init_hashtable): Similarly.
4911 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4912 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4913 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4914 (cpp_handle_option): Handle the new options.
4915 * cpplex.c (cpp_interpret_charconst): Use new flag.
4916 * cpplib.h (struct cpp_options): New member signed_char.
4917 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4918 (cpp_options): Handle -fsigned-char and -funsigned-char.
4919 (static_specs): Remove signed_char_spec.
4920 (do_spec1): Don't handle %c.
4921 * system.h: Poison SIGNED_CHAR_SPEC.
4922 * tradcif.y (yylex): Use flag_signed_char.
4923 * tradcpp.h (flag_signed_char): New.
4924 * tradcpp.c (flag_signed_char): New.
4925 (main): Handle new command-line options.
4926 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4928 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4929 * avr/avr.h: Remove old comments.
4930 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4931 (CC1_SPEC): Pass -fsigned-char if -mic*.
4932 (SIGNED_CHAR_SPEC): Remove.
4934 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4936 2002-02-01 Eric Christopher <echristo@redhat.com>
4938 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4939 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4940 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4941 (ASM_OUTPUT_REG_POP): Ditto.
4943 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4945 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4948 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4950 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4952 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4955 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4958 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4960 * cfganal.c: Include tm_p.h.
4961 (keep_with_call_p): Fix the test that determines if a register holds
4962 the return value of a call.
4964 2002-02-01 DJ Delorie <dj@redhat.com>
4966 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4967 we are given conflicting registers, switch to the other one we
4968 had allocated for us.
4969 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4970 as TImode so we know when the "other" register is available.
4972 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4974 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4977 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4979 * cfganal.c (keep_with_call_p): New function.
4980 (flow_call_edges_add): Prevent splitting a block between a call and
4981 a single-set instruction that should be kept in the same block.
4983 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4985 * doc/install.texi (avr): Update outdated URL.
4987 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4989 * config/stormy16/stormy16.md (pushqi): New.
4993 (movhi): Remove stack operands.
4995 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4996 nonimmediate_nonstack_operand.
4997 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4999 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5002 2002-01-31 Jason Merrill <jason@redhat.com>
5004 * Makefile.in (c-parse.c): Handle .output file.
5005 * objc/Make-lang.in (objc-parse.c): Likewise.
5007 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5009 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5010 the -me[lb] option is given. Don't output the default flag
5013 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5015 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5016 the primary source file; this has not been done yet.
5017 * c-decl.c (c_expand_body): Reset input_filename from
5018 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5020 2002-01-31 Kazu Hirata <kazu@hxi.com>
5022 * rtlanal.c (subreg_regno_offset): Do not use
5023 SUBREG_REGNO_OFFSET.
5024 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5025 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5027 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5029 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5030 version rather than GNATS version in --version output.
5032 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5034 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5035 when copying back from a temporary.
5037 2002-01-30 Richard Henderson <rth@redhat.com>
5039 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5040 and new_dest are the same.
5042 2002-01-30 Richard Henderson <rth@redhat.com>
5045 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5046 * rtl.c (note_insn_name): Update.
5047 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5048 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5049 to perform loop rotation.
5050 (expand_exit_loop_top_cond): New.
5051 * tree.h (expand_exit_loop_top_cond): Declare it.
5052 * c-semantics.c (genrtl_while_stmt): Use it.
5053 (genrtl_for_stmt): Likewise.
5055 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5057 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5058 arguments to 64-bit boundaries on 64-bit ABIs.
5060 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5062 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5064 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5066 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5069 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5071 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5072 * config/sparc/sparc_bi.h: Remove file.
5073 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5075 2002-01-30 Richard Henderson <rth@redhat.com>
5077 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5079 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5081 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5083 2002-01-30 Jason Merrill <jason@redhat.com>
5085 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5086 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5087 (reg_save): Use DW_CFA_offset_extended_sf instead.
5089 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5091 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5093 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5096 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5098 * rs6000.md ("*call_value_local32"): Remove constraints.
5099 ("*call_value_local64"): Same.
5100 ("*call_value_indirect_nonlocal_aix32"): Same.
5101 ("*call_value_nonlocal_aix32"): Same.
5102 ("*call_value_indirect_nonlocal_aix64"): Same.
5103 ("*call_value_nonlocal_aix64"): Same.
5104 ("*call_value_nonlocal_sysv"): Same.
5106 2002-01-29 Richard Henderson <rth@redhat.com>
5108 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5110 2002-01-29 Richard Henderson <rth@redhat.com>
5112 * expr.c (force_operand): Ignore flag_pic for detecting pic
5114 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5115 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5116 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5117 instead of open-coded loop.
5118 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5119 be fixed when in use.
5121 2002-01-29 Richard Henderson <rth@redhat.com>
5123 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5124 * sched-rgn.c (propagate_deps): Update them.
5125 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5126 clobbers list when either gets too long.
5128 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5130 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5131 and INDEX_REGS the same as GENERAL_REGS.
5132 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5134 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5136 * tree.c (build_nonstandard_integer_type): Correct prototype.
5138 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5140 * config/s390/s390.md (movstrsico, movstrdix_64,
5141 movstrsix_31): Remove, replace by ...
5142 (movstrdi_short, movstrsi_short, movstrdi_long,
5143 movstrsi_long): ... these. New.
5144 (movstrdi, movstrsi): Adapt.
5146 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5147 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5148 Remove unnecessary CC clobber.
5149 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5150 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5152 (divmoddi4): Don't partially initialize TImode register.
5154 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5156 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5158 2002-01-29 Richard Henderson <rth@redhat.com>
5160 * flow.c (print_rtl_and_abort): Remove.
5161 (print_rtl_and_abort_fcn): Remove.
5162 (verify_local_live_at_start): Use dump_bb instead.
5163 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5164 (verify_wide_reg_1): Return 2 on mode test failure.
5166 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5168 PR c/3325, c/3326, c/2511, c/3347
5169 * c-decl.c (enum_decl_context): Remove BITFIELD.
5170 (grokdeclarator): Take bitfield width as an input.
5171 Ensure bitfields are given the correct type. Perform
5172 bitfield width validation with build_bitfield_integer_type
5173 rather than waiting for finish_struct.
5174 (grok_typename, grok_typename_in_parm_context, start_decl,
5175 push_parmdecl, grokfield, start_function): Update calls to
5177 (build_bitfield_integer_type): New function.
5178 (finish_struct): Move bitfield validation to grokdeclarator
5179 and build_bitfield_integer_type.
5180 * tree.c (build_nonstandard_integer_type): New function.
5181 * tree.h (build_nonstandard_integer_type): New prototype.
5183 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5185 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5188 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5189 don't ignore unrecognized -W* options.
5190 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5191 * cpplib.h (cpp_handle_option): Adjust prototype.
5192 * c-decl.c (c_decode_options): Pass 0 as last argument to
5196 * gcc.c (cpp_unique_options): Split from cpp_options.
5197 (cpp_options): Source cpp_unique_options.
5198 (default_compilers): Use cpp_unique_options instead of cpp_options
5199 when used together with cc1_options.
5200 (static_specs): Add cpp_unique_options.
5201 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5202 when used together with cc1_options.
5204 2002-01-29 Kazu Hirata <kazu@hxi.com>
5206 * config/h8300/h8300-protos.h: Update the prototype of
5208 * config/h8300/h8300.c (output_a_shift): Remove an unused
5209 argument 'insn'. Remove redundant code.
5210 * config/h8300/h8300.md: Adust to the new prototype of
5213 2002-01-29 Kazu Hirata <kazu@hxi.com>
5215 * config/h8300/h8300-protos.h: Update the prototypes of
5216 emit_a_rotate and expand_a_rotate.
5217 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5218 first argument to 'enum rtx_code'.
5219 (expand_a_rotate): Likewise.
5221 2002-01-28 Kazu Hirata <kazu@hxi.com>
5223 * config/h8300/h8300-protos.h: Update the prototype of
5225 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5227 * config/h8300/h8300.md: Adjust to the new prototype.
5229 2002-01-28 Kazu Hirata <kazu@hxi.com>
5231 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5234 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5236 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5237 is a fixed register before returning pic_offset_table_rtx.
5238 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5239 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5241 2002-01-28 Jason Merrill <jason@redhat.com>
5243 * dwarf2.h: Sync with src version.
5245 2002-01-28 Paul Koning <pkoning@equallogic.com>
5247 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5249 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5250 * doc/extend.texi (__builtin_prefetch): Update documentation:
5251 first argument is now const void ptr.
5253 2002-01-28 Kazu Hirata <kazu@hxi.com>
5255 * config/h8300/h8300-protos.h: Remove an unused prototype.
5257 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5259 * toplev.c (lang_independent_init): Round up identifier size.
5261 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5263 * config.gcc: Revert previous change.
5265 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5267 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5269 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5271 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5272 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5273 other non-elf netbsd config frags.
5274 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5275 collect2 will does that.
5276 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5277 shared-lib frobbing will work.
5279 2002-01-28 Kazu Hirata <kazu@hxi.com>
5281 * config/h8300/h8300.h: Fix formatting.
5282 * config/h8300/h8300.md: Likewise.
5284 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5286 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5287 the old, removed AAA_standards fix.
5288 * fixinc/fixincl.x: Rebuilt.
5290 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5292 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5293 atexit call in crtbegin, hooked in after call to frame_dummy;
5294 register EH before registering __fini__start.
5296 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5298 * config/rs6000/altivec.h: Remove spurious semicolons.
5300 2002-01-27 Kazu Hirata <kazu@hxi.com>
5302 * config/h8300/h8300.md: Replace dead bit extraction patterns
5303 with ones that work.
5305 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5307 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5308 if not STRICT_ALIGNMENT.
5309 * rtl.h (MEM_ALIGN): Likewise.
5311 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5313 * doc/invoke.texi (-fdump-translation-unit): Revert this
5314 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5316 2002-01-27 Kazu Hirata <kazu@hxi.com>
5318 * config/h8300/h8300.md (define_constants): New.
5319 (anonymous patterns) Use defined constants appropriately.
5321 2002-01-27 Kazu Hirata <kazu@hxi.com>
5323 * config/h8300/h8300.c (function_arg): Remove redundant code.
5325 2002-01-26 Richard Henderson <rth@redhat.com>
5327 * sched-deps.c (reg_pending_uses_head): New.
5328 (reg_pending_barrier): Rename from reg_pending_sets_all.
5329 (find_insn_list): Don't mark inline.
5330 (find_insn_mem_list): Remove.
5331 (add_dependence_list, add_dependence_list_and_free): New.
5332 (flush_pending_lists): Replace only_write param with separate
5333 for_read and for_write parameters. Update all callers. Use
5334 add_dependence_list_and_free.
5335 (sched_analyze_1): Do not add reg dependencies here; just set
5336 the pending bits. Use add_dependence_list.
5337 (sched_analyze_2): Likewise.
5338 (sched_analyze_insn): Replace schedule_barrier_found with
5339 reg_pending_barrier. Add all dependencies for pending reg
5340 uses, sets, and clobbers.
5341 (sched_analyze): Don't add reg dependencies for calls, just
5342 set pending bits. Use regs_invalidated_by_call. Treat
5343 sched_before_next_call as a normal list, not a fake insn.
5344 (init_deps): No funny init for sched_before_next_call.
5345 (free_deps): Free pending mems lists. Don't zero reg_last.
5346 (init_deps_global): Init reg_pending_uses.
5347 (finish_deps_global): Free it.
5348 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5349 (find_insn_mem_list): Remove.
5350 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5351 (propagate_deps): Use them. Zero temp mem lists.
5353 2002-01-26 Richard Henderson <rth@redhat.com>
5355 * Makefile.in (CRTSTUFF_CFLAGS): New.
5356 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5357 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5358 crtstuff.c instead of alpha assembly version.
5359 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5360 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5361 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5362 (__do_global_dtors_aux): Mark used.
5363 (frame_dummy, __do_global_ctors_aux): Mark used.
5364 (fini_dummy, init_dummy): Remove.
5366 * config/alpha/crtbegin.asm: Remove file.
5367 * config/alpha/crtend.asm: Remove file.
5368 * config/alpha/t-crtbe: Remove file.
5369 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5370 (LINK_EH_SPEC): New.
5372 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5373 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5374 calling constructors.
5375 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5377 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5378 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5379 CRT_END_INIT_DUMMY hack.
5380 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5381 FORCE_{INIT,FINI}_SECTION_ALIGN.
5383 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5384 FORCE_{INIT,FINI}_SECTION_ALIGN.
5386 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5387 invocation sequence.
5388 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5390 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5391 (FORCE_CODE_SECTION_ALIGN): New.
5393 2002-01-26 Richard Henderson <rth@redhat.com>
5395 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5397 2002-01-26 Richard Henderson <rth@redhat.com>
5399 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5400 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5402 2002-01-26 Kazu Hirata <kazu@hxi.com>
5404 * config/h8300/h8300.md: Remove bit extraction patterns that
5405 cannot be triggered.
5406 Restrict each bit extraction pattern to a variant on which the
5409 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5411 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5413 2002-01-26 Kazu Hirata <kazu@hxi.com>
5415 * config/h8300/h8300.md: Remove bit test patterns that cannot
5417 Restrict each bit test pattern to a variant on which the
5420 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5422 * builtins.c (expand_builtin_strncat): Remove redundant check for
5425 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5427 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5429 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5432 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5434 * dbxout.c (dbxout_init): Use assemble_name rather than just
5435 stripping off the first character.
5436 (dbxout_source_file): Likewise.
5438 2002-01-25 DJ Delorie <dj@redhat.com>
5440 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5441 using rtx_equal_p, not by comparing pointers.
5443 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5445 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5446 for PIC_OFFSET_TABLE_REGNUM.
5447 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5449 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5451 * config.gcc (x86_64-*-freebsd*): New target.
5452 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5454 (i[34567]86-*-freebsd*): Don't include svr4.h.
5455 * config/i386/freebsd64.h: New file.
5457 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5459 * config/alpha/x-vms (version): Make static.
5461 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5462 in previous checkin.
5464 * Makefile.in (install-headers-cp): New target.
5465 * config.gcc (alpha-dec-*vms*): Install headers with
5468 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5470 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5473 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5475 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5476 of compare_tree_int.
5477 (expand_builtin_strncat): Likewise.
5478 * c-decl.c (finish_struct): Use tree_low_cst.
5479 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5480 * tree.c (compare_tree_int): Likewise.
5482 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5484 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5485 adjustments even if they are implemented by more than two insns.
5487 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5489 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5490 * df.h (struct ref): Kill B.
5491 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5493 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5494 * flow.c (propagate_one_insn): Use it.
5495 (mark_used_regs): Handle NIL.
5497 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5499 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5502 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5504 * rs6000.md (prefetch): Make address V4SI mode so that the address
5505 is restricted to legitimate form for instruction.
5507 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5509 * doc/install.texi (xtensa-*-elf): New target.
5510 (xtensa-*-linux*): New target.
5511 * doc/contrib.texi: Add myself.
5513 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5515 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5516 purpose register to hold an SImode (or smaller) value.
5518 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5520 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5522 * crtstuff.c: Likewise.
5524 2002-01-25 Kazu Hirata <kazu@hxi.com>
5526 * config/h8300/h8300.md (negation patterns): Tighten
5527 predicates to register_operand.
5529 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5531 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5534 * builtins.c (expand_builtin_prefetch): Same.
5536 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5538 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5541 2002-01-24 Kazu Hirata <kazu@hxi.com>
5543 * config/h8300/h8300.c (print_operand): Remove support for
5544 operand character 'A'.
5545 * config/h8300/h8300.md (three anonymous patterns): Replace
5546 operand character 'A' with either 'T' or 'S'.
5548 2002-01-24 Kazu Hirata <kazu@hxi.com>
5550 * config/h8300/h8300.c (print_operand): Remove support for
5551 operand character 'U'.
5553 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5555 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5557 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5559 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5560 values to be assigned to the stack pointer.
5562 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5564 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5565 to const_double needs to be done right for big-endian systems.
5567 2002-01-24 Jason Merrill <jason@redhat.com>
5570 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5571 to can_throw_internal.
5573 2002-01-23 Richard Henderson <rth@redhat.com>
5575 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5576 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5578 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5580 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5581 (symGOT2reg): Use them, then set as GOT value as unchanging.
5582 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5583 as a temporary, if possible.
5584 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5585 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5587 2002-01-23 Kazu Hirata <kazu@hxi.com>
5589 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5590 accept to accept 0x80 as operands[2].
5592 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5594 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5596 2002-01-23 Richard Henderson <rth@redhat.com>
5598 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5600 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5602 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5603 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5606 2002-01-23 Richard Henderson <rth@redhat.com>
5608 * expr.c (move_by_pieces_1): Extend size before negation.
5610 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5611 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5612 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5613 * config/m68k/t-m68kelf: Likewise.
5615 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5617 * config/xtensa/elf.h: New file.
5618 * config/xtensa/lib1funcs.asm: New file.
5619 * config/xtensa/lib2funcs.S: New file.
5620 * config/xtensa/linux.h: New file.
5621 * config/xtensa/t-xtensa: New file.
5622 * config/xtensa/xtensa-config.h: New file.
5623 * config/xtensa/xtensa-protos.h: New file.
5624 * config/xtensa/xtensa.c: New file.
5625 * config/xtensa/xtensa.h: New file.
5626 * config/xtensa/xtensa.md: New file.
5627 * config.gcc (xtensa-*-elf*): New target.
5628 (xtensa-*-linux*): New target.
5629 * cse.c (canon_hash): Compare rtx pointers instead of register
5630 numbers. This is required for the Xtensa port.
5631 * integrate.c (copy_insn_list): Handle case where the static
5632 chain is in memory and the memory address has to be copied to
5634 * doc/invoke.texi (Option Summary): Add Xtensa options.
5635 (Xtensa Options): New node.
5636 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5638 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5640 * diagnostic.c (internal_error): Do ICE suppression only
5641 when ENABLE_CHECKING is not defined.
5643 * c-typeck.c (require_complete_type): Return error_mark_node
5644 if type is error_mark_node.
5646 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5648 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5649 -Os and issue a warning.
5651 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5653 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5654 current (lack of) need for host configuration by hand.
5656 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5657 references. Documentation of some target macros moved from
5658 hostconfig.texi to tm.texi.
5660 2002-01-23 Will Cohen <wcohen@redhat.com>
5662 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5665 2002-01-23 Kazu Hirata <kazu@hxi.com>
5667 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5670 2002-01-23 Jason Merrill <jason@redhat.com>
5672 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5674 * function.c (assign_parms): Don't put args of inline functions
5675 into registers when not optimizing.
5677 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5679 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5680 (prologue_use): New pattern.
5681 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5682 preference to gen_rtx_USE.
5683 (thumb_expand_prologue): Use gen_prologue_use in preference to
5685 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5688 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5690 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5692 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5695 * doc/extend.texi: Correct documentation of __alignof__.
5697 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5699 * params.h: Rename arguments of DEFPARAM so that it will be
5700 recognized as a translation keyword.
5702 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5704 * extend.texi: Document altivec functions.
5705 Fix N-bit adjectives in X86 builtin documentation.
5707 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5709 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5710 auto_inc_dec values.
5712 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5714 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5716 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5718 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5720 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5722 2002-01-22 Richard Henderson <rth@redhat.com>
5724 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5725 copy_insn not copy_rtx.
5727 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5729 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5730 "nonzero" as that might add "1" bits. Ensure "constop" is
5731 properly sign extened.
5732 (force_to_mode): Tweak for sign extended constop.
5734 2002-01-22 Richard Henderson <rth@redhat.com>
5736 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5737 for_each_rtx instead of assuming we're already looking at the MEM.
5738 (split_small_symbolic_mem_operand): Likewise.
5739 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5740 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5742 2002-01-22 Richard Henderson <rth@redhat.com>
5744 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5745 sequence number for the literal.
5746 (divmoddi_internal_er): Likewise.
5748 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5751 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5752 in LIBICONV variable.
5753 * configure: Regenerated.
5755 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5757 * dependence.c (build_def_use): Remove array_idx.
5759 * dwarfout.c (last_filename): Remove.
5760 (output_compile_unit_die): Remove last_filename.
5762 2002-01-22 Roger Sayle <roger@eyesopen.com>
5763 Richard Henderson <rth@redhat.com>
5766 * fold-const.c (fold): Optimize unsigned comparisons against
5767 UINT_MAX (and similar unsigned constants).
5769 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5771 * Makefile.in (loop.o): Depend on OPTABS_H.
5772 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5773 against the predicate.
5776 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5777 for the address operand.
5779 2002-01-22 Richard Henderson <rth@redhat.com>
5781 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5783 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5786 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5789 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5791 * config.gcc (x86_64-*-netbsd*): New target.
5792 * config/i386/netbsd64.h: New file.
5794 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5796 * regrename.c (kill_value): Fix typo.
5798 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5800 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5802 * config/rs6000/rs6000.h: Same.
5804 * function.c (instantiate_virtual_regs): Remove
5805 STARTING_FRAME_PHASE.
5806 (assign_stack_local_1): Same.
5807 Calculate frame phase.
5809 2002-01-22 Nick Clifton <nickc@redhat.com>
5811 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5812 variable declaration to outer scope in order to simplify
5814 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5815 arm_hard_regno_mode_ok.
5816 * config/arm/arm-protos.h: Add a prototype for
5817 arm_hard_regno_mode_ok.
5818 * config/arm/arm.c (soft_df_operand): Remove now redundant
5819 check for DImode values using IP_REGNUM.
5820 (nonimmediate_soft_df_operand): Remove now redundant check for
5821 DImode values using IP_REGNUM.
5822 (arm_hard_regno_mode_ok): New function. New check: make sure
5823 that DImode values are not stored in IP_REGNUM.
5825 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5827 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5829 2002-01-22 Jason Merrill <jason@redhat.com>
5831 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5832 consistency if this COMPOUND_STMT is scoped.
5834 2002-01-22 Kazu Hirata <kazu@hxi.com>
5836 * predict.c: Fix formatting.
5837 * print-tree.c: Likewise.
5838 * protoize.c: Likewise.
5841 * sbitmap.h: Likewise.
5843 * sched-deps.c: Likewise.
5844 * sched-vis.c: Likewise.
5845 * sdbout.c: Likewise.
5846 * sibcall.c: Likewise.
5848 * ssa-ccp.c: Likewise.
5849 * ssa-dce.c: Likewise.
5851 * stor-layout.c: Likewise.
5852 * system.h: Likewise.
5854 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5856 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5857 if fits in bounds of base type.
5859 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5860 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5861 (add_bound_info, default): If can't find a context, make a
5863 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5865 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5867 * c-typeck.c (parser_build_binary_op): If result from
5868 build_binary_op is ERROR_MARK just return error_mark_node without
5871 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5873 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5874 Split a.out-specific bits into...
5875 * config/netbsd-aout.h: ...this.
5876 * config/netbsd-elf.h: New file.
5877 * config/alpha/netbsd-elf.h: Remove.
5878 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5879 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5880 (STARTFILE_SPEC): Remove redundant definition.
5881 (ENDFILE_SPEC): Likewise.
5882 (LINK_SPEC): Likewise.
5883 (CPP_SPEC): Likewise.
5884 (ASM_SPEC): Likewise.
5885 (LIB_SPEC): Likewise.
5886 (SWITCH_TAKES_ARG): Likewise.
5887 (TARGET_MEM_FUNCTIONS): Likewise.
5888 (CPP_PREDEFINES): Redefine.
5889 (ASM_FINAL_SPEC): Remove redefinition.
5890 (ASM_COMMENT_START): Redefine.
5891 (FUNCTION_PROFILER): Define.
5892 (TARGET_VERSION): Redefine.
5893 Comment and formatting cleanup.
5894 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5895 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5896 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5897 big- or little-endian.
5898 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5899 * config.gcc (*-*-netbsd*): Add definitions common to all
5901 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5902 gnu_ld definitions. Add netbsd-elf.h to and remove
5903 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5904 tmake_file, and don't lose previous tmake_file contents.
5905 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5906 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5907 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5908 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5909 (mipsel-*-netbsd*): Rename this to...
5910 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5911 mips/little.h to tm_file for mips*el-*.
5912 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5913 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5914 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5916 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5918 * pa-protos.h (reg_before_reload_operand): New function prototype.
5919 * pa.c (reg_before_reload_operand): New function implementation.
5920 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5923 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5925 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5927 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5929 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5930 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5931 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5932 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5933 (ENDFILE_SPEC): Undefine.
5934 (STARTFILE_SPEC): Redefine for PA.
5936 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5938 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5940 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5942 * config.gcc: Add entries to supported PowerPC --with-cpu
5945 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5947 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5948 true for 64-bit mode only SSE registers in 32-bit mode.
5950 2002-01-21 Kazu Hirata <kazu@hxi.com>
5952 * unwind-dw2.c: Fix formatting.
5953 * unwind-dw2-fde.c: Likewise.
5954 * unwind-dw2-fde.h: Likewise.
5955 * unwind-pe.h: Likewise.
5956 * varasm.c: Likewise.
5957 * varray.h: Likewise.
5959 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5961 Remove workaround for register stack overwrite bug in mmix.
5962 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5963 support for TARGET_REG_STACK_FILL_BUG.
5964 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5965 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5967 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5968 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5969 -mno-reg-stack-fill-bug-workaround.
5970 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5971 machine member has_call_without_parameters.
5972 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5973 -mreg-stack-fill-bug-workaround and
5974 -mno-reg-stack-fill-bug-workaround.
5975 (MMIX Options): Ditto.
5977 2002-01-21 Kazu Hirata <kazu@hxi.com>
5979 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5981 Remove redundant code.
5983 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5985 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5986 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5987 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5988 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5989 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5990 out target macro definitions and non-target-specific comments
5991 mostly taken from old versions of the manual.
5993 2002-01-20 Kazu Hirata <kazu@hxi.com>
5995 * config/h8300/h8300.h: Fix comment formatting.
5996 * config/ia64/aix.h: Likewise.
5997 * config/ia64/ia64-protos.h: Likewise.
5998 * config/ia64/ia64.c: Likewise.
5999 * config/ia64/ia64.h: Likewise.
6000 * config/ia64/ia64intrin.h: Likewise.
6001 * config/ia64/linux.h: Likewise.
6002 * config/ia64/unwind-aix.c: Likewise.
6003 * config/ia64/unwind-ia64.c: Likewise.
6005 2002-01-20 Kazu Hirata <kazu@hxi.com>
6007 * config/h8300/h8300.c: Revise comments about shift code.
6009 2002-01-20 Kazu Hirata <kazu@hxi.com>
6011 * config/h8300/h8300.c (function_arg): Update a comment.
6013 2002-01-20 Kazu Hirata <kazu@hxi.com>
6015 * config/h8300/h8300.md: Update the comments at the beginning
6018 2002-01-20 Kazu Hirata <kazu@hxi.com>
6020 * config/i370/i370.c: Fix comment formatting.
6021 * config/i370/i370.h: Likewise.
6022 * config/i370/i370.md: Likewise.
6023 * config/i370/linux.h: Likewise.
6025 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6027 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6029 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6030 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6033 2002-01-20 Graham Stott <grahams@redhat.com>
6035 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6037 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6039 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6041 2002-01-19 Tom Rix <trix@redhat.com>
6043 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6045 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6047 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6049 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6050 STARTING_FRAME_PHASE.
6051 (STARTING_FRAME_PHASE): New.
6052 (instantiate_virtual_regs): Check saneness of
6053 STARTING_FRAME_PHASE.
6055 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6057 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6059 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6061 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6063 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6064 be used for bootstrapping GCC 3.0.
6066 2002-01-18 Kazu Hirata <kazu@hxi.com>
6068 * config/h8300/h8300.md: Fix an insn length.
6070 2002-01-18 Kazu Hirata <kazu@hxi.com>
6072 * bitmap.h: Fix comment formatting.
6073 * combine.c: Likewise.
6074 * cppfiles.c: Likewise.
6075 * c-pragma.h: Likewise.
6076 * c-typeck.c: Likewise.
6078 * dwarf2out.c: Likewise.
6079 * function.c: Likewise.
6081 * genattrtab.c: Likewise.
6082 * gthr-win32.h: Likewise.
6083 * haifa-sched.c: Likewise.
6084 * predict.c: Likewise.
6085 * rtlanal.c: Likewise.
6087 * unwind-dw2-fde.h: Likewise.
6088 * unwind-pe.h: Likewise.
6089 * vmsdbgout.c: Likewise.
6091 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6093 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6094 if type_required and passed decl.
6096 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6098 * config.gcc (cpu_type): Include altivec.h in powerpc
6102 * config/rs6000/altivec.h: New.
6104 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6106 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6107 handling information.
6108 * doc/trouble.texi (Interoperation): Add libstdc++ information
6110 (Misunderstandings): Add template instantiation and static template
6111 member information for AIX.
6113 2002-01-17 Jason Merrill <jason@redhat.com>
6115 * dbxout.c (dbxout_type): Support const and volatile.
6117 * except.c (add_partial_entry): Remove backwards compatibility code.
6118 (end_protect_partials): Likewise.
6120 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6122 * config/ia64/ia64.md (prologue_use): New.
6123 * config/ia64/ia64.c (ia64_expand_prologue): Use
6124 gen_prologue_use instead of gen_rtx_USE.
6125 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6126 as CODE_FOR_pred_rel_mutex.
6127 (ia64_sched_reorder2): Likewise.
6129 2002-01-16 Eric Christopher <echristo@redhat.com>
6131 * config/mips/r3900.h: Reformat.
6132 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6133 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6134 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6135 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6136 * config/mips/t-elf: Remove mips3 multilib.
6138 2002-01-16 H.J. Lu <hjl@gnu.org>
6140 * config/mips/linux.h: Include "mips/abi64.h".
6142 2002-01-16 H.J. Lu <hjl@gnu.org>
6144 * config/mips/t-linux: New.
6146 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6148 * config/mips/linux.h: Don't include "gofast.h".
6149 (INIT_SUBTARGET_OPTABS): Removed.
6151 2002-01-16 Kazu Hirata <kazu@hxi.com>
6153 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6155 * config/h8300/h8300.c: Likewise.
6156 * config/h8300/h8300.md: Likewise.
6158 2002-01-16 Kazu Hirata <kazu@hxi.com>
6160 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6161 spaces after an opcode name.
6162 (pushqi1_h8300hs): Likewise.
6163 (pushhi1_h8300hs): Likewise.
6165 2002-01-16 Kazu Hirata <kazu@hxi.com>
6167 * doc/extend.texi: Replace "option" with "attribute"
6170 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6172 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6173 (and:DI () (const_int -8)).
6174 (split_small_symbolic_mem_operand): Split
6175 (mem (and:DI () (const_int -8)).
6177 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6180 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6181 same way as TYPE_IMUL.
6182 (ultrasparc_sched_reorder): Likewise.
6183 * config/sparc/sparc.md (type): Add comment to update
6184 ultrasparc_sched_reorder when making changes.
6186 2002-01-16 Kazu Hirata <kazu@hxi.com>
6188 * doc/invoke.texi: Change the dump file name of block
6189 reordering pass from 28.bbro to 29.bbro.
6192 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6194 * i386.md (minsf splitter): Fix pasto.
6196 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6198 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6199 to frame pointer initialisation instruction.
6200 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6201 initialisation instruction.
6202 (soft_df_operand): Do not accept the IP register.
6203 (nonimmediate_soft_df_operand): Do not accept the IP register.
6205 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6208 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6209 MASK_V8 being both set.
6211 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6213 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6214 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6215 config/s390/s390.md (call, call_value): Add GOT register to
6216 CALL_INSN_FUNCTION_USAGE where needed.
6217 (call_exp, call_value_exp): New.
6219 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6221 * config/arm/arm.c: General formatting tidy up.
6223 2002-01-16 Graham Stott <grahams@redhat.com>
6225 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6226 cast and when casting an integer literal to "rtx" pointer.
6227 (expand_call): Likewise.
6228 * flow.c (try_pre_increment): Likewise.
6229 (find_use_as_address): Likewise.
6230 * integrate.c (expand_iline_function): Likewise.
6231 * regmove.c (try_auto_increment): Likewise.
6233 2002-01-16 Graham Stott <grahams@redhat.com>
6235 * sched-rgn.c (passed): Use sbitmap_free.
6238 (in_queue): Likewise.
6239 (in_stack): Likewise.
6241 2002-01-15 Eric Christopher <echristo@redhat.com>
6243 * flow.c (propagate_one_insn): Change to use fatal_insn.
6245 2002-01-15 Kazu Hirata <kazu@hxi.com>
6247 * expmed.c (extract_fixed_bit_field): Remove unused code.
6248 * system.h: Poison SLOW_ZERO_EXTEND.
6249 * doc/tm.texi: Remove.
6250 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6251 * config/arm/arm.h: Likewise.
6252 * config/avr/avr.h: Likewise.
6253 * config/clipper/clipper.h: Likewise.
6254 * config/convex/convex.h: Likewise.
6255 * config/d30v/d30v.h: Likewise.
6256 * config/dsp16xx/dsp16xx.h: Likewise.
6257 * config/elxsi/elxsi.h: Likewise.
6258 * config/fr30/fr30.h: Likewise.
6259 * config/h8300/h8300.h: Likewise.
6260 * config/i370/i370.h: Likewise.
6261 * config/i386/i386.h: Likewise.
6262 * config/m68k/m68k.h: Likewise.
6263 * config/mips/mips.h: Likewise.
6264 * config/ns32k/ns32k.h: Likewise.
6265 * config/pdp11/pdp11.h: Likewise.
6266 * config/pj/pj.h: Likewise.
6267 * config/s390/s390.h: Likewise.
6268 * config/sh/sh.h: Likewise.
6269 * config/stormy16/stormy16.h: Likewise.
6270 * config/v850/v850.h: Likewise.
6271 * config/vax/vax.h: Likewise.
6272 * config/we32k/we32k.h: Likewise.
6274 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6276 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6277 (altivec_lvsl): Change constraint to b.
6278 (altivec_lvsr): Same.
6279 (altivec_lvebx): Same.
6280 (altivec_lvehx): Same.
6281 (altivec_lvewx): Same.
6282 (altivec_lvxl): Same.
6283 (altivec_lvx): Same.
6284 (altivec_stvx): Add parallel.
6285 (altivec_stvxl): Same.
6286 (altivec_stvehx): Same.
6287 (altivec_stvebx): Same.
6288 (altivec_stvebx): Same.
6290 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6292 * config.gcc: Change altivec.h to altivec-defs.h.
6294 * config/rs6000/altivec.h: Delete.
6296 * config/rs6000/altivec-defs.h: Add.
6298 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6300 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6303 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6304 less than or equal to eight bytes.
6306 * vax.md (andsi3): Remove constraints and change SET destination
6307 operand type to nonimmediate_operand.
6308 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6309 when it is a CONST_INT.
6311 2002-01-15 Jason Merrill <jason@redhat.com>
6313 * c-common.def (FILE_STMT): New code.
6314 * c-common.c (statement_code_p): It's a statement.
6315 * c-common.h (stmt_tree_s): Add x_last_filename.
6316 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6317 (last_expr_filename): New macro.
6318 * c-semantics.c (begin_stmt_tree): Initialize it.
6319 (add_stmt): If the filename changed, also insert a
6321 (expand_stmt): Handle seeing one.
6323 2002-01-15 Eric Christopher <echristo@redhat.com>
6325 * flow.c (propagate_one_insn): Add error message and print out
6328 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6330 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6331 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6332 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6333 TRAMPOLINE_ALIGNMENT.
6334 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6336 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6337 PCC_BITFIELD_TYPE_MATTERS.
6338 * config/interix.h (STDC_VALUE): Remove. Use
6339 STDC_0_IN_SYSTEM_HEADERS.
6340 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6341 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6342 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6344 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6346 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6347 not work on this platform currently.
6349 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6351 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6352 readonly_warning in _().
6354 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6356 * gcc.c (delete_if_ordinary): Backout previous change.
6358 2002-01-15 Kazu Hirata <kazu@hxi.com>
6360 * config/h8300/h8300.c (print_operand): Remove support for
6361 unused operand characters.
6363 * read-rtl.c: Fix formatting.
6365 * recog.c: Likewise.
6366 * regclass.c: Likewise.
6367 * regmove.c: Likewise.
6368 * reg-stack.c: Likewise.
6369 * reload1.c: Likewise.
6370 * rtlanal.c: Likewise.
6372 2002-01-15 Kazu Hirata <kazu@hxi.com>
6374 * config/i386/i386.c: Fix formatting.
6376 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6378 * c-typeck.c (process_init_element): Don't save_expr
6379 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6381 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6383 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6384 emit optional traceback table if optimize_size or TARGET_ELF.
6385 * config/rs6000/rs6000.md (prefetch): New.
6387 2002-01-15 Andreas Jaeger <aj@suse.de>
6389 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6391 2002-01-15 Kazu Hirata <kazu@hxi.com>
6393 * mips-tfile.c: Fix formatting.
6395 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6397 * unroll.c (final_reg_note_copy): Fix previous commit.
6399 2002-01-14 Kazu Hirata <kazu@hxi.com>
6401 * config/h8300/h8300-protos.h: Remove the prototype for
6403 * config/h8300/h8300.c (eq_operator): Remove.
6405 2002-01-14 Richard Henderson <rth@redhat.com>
6407 * config/i386/i386.md (prefetch): Tidy.
6408 (prefetch_3dnow): Fix locality operand.
6410 2002-01-14 Richard Henderson <rth@redhat.com>
6412 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6413 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6415 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6417 * reload1.c (reload_combine): Pass reg_sum replacement through
6418 copy_rtx in loop performing multiple changes.
6420 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6422 * except.c (remove_unreachable_regions): New.
6423 (free_eh_status): Clear exception_handler_labels.
6424 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6425 (find_exception_handler_labels): Don't add the same label more than
6427 (remove_exception_handler_label): Don't die if
6428 find_exception_handler_labels hasn't been called for the current
6431 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6433 * toplev.c (rest_of_compilation): Rebuild jump labels after
6436 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6438 * doc/extend.texi: Move documentation of X86 built-in functions
6440 * doc/invoke.texi: From here.
6441 * doc/sourcebuild.texi: Document location of documentation for
6442 machine built-in functions.
6444 2002-01-13 Christopher Faylor <cgf@redhat.com>
6446 * cppfiles.c (TEST_THRESHOLD): New macro.
6447 (SHOULD_MMAP): Ditto.
6448 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6451 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6453 * unroll.c (final_reg_note_copy): Properly handle
6455 (unroll_loops): Fix LOOP_CONDITION heuristics.
6457 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6459 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6460 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6462 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6464 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6467 2002-01-14 Tom Rix <trix@redhat.com>
6469 * config/rs6000/rs6000.md: Fix typo with sradi.
6471 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6473 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6474 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6475 (clrstrdi, clrstrsi): Adapt callers.
6477 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6479 (movti splitter): Never use register 0 as base register.
6481 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6483 * combine.c (simplify_shift_const): Always generate new rtx
6484 for shift expression instead of reusing given expression.
6486 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6488 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6489 alpha_legitimize_address unless mode is Pmode.
6491 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6493 * doc/md.texi (Modifiers): Document the '*' constraint for the
6496 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6497 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6500 2002-01-13 Richard Henderson <rth@redhat.com>
6502 * reload.c (find_reloads): Use a hard reg destination as reload reg
6503 for an input reload of the source.
6505 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6507 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6510 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6512 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6513 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6515 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6517 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6519 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6521 2002-01-12 Tom Rix <trix@redhat.com>
6523 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6526 2002-01-12 Richard Henderson <rth@redhat.com>
6528 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6530 * doc/invoke.texi: Update Alpha options.
6532 * doc/invoke.texi: Update i386 built-in function lists.
6534 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6536 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6537 referencing outside.
6539 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6541 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6542 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6543 offsets, and change line folding.
6544 * optabs.c (expand_binop): Remove warnings.
6545 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6547 2002-01-12 Graham Stott <grahams@redhat.com>
6549 * attribs.c (handle_deprecated_attribute): constify WHAT.
6550 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6551 dangling else warning and constify WHAT.
6552 * except.h (struct function, struct inline_remap): Move
6553 struct tag forward defs before all prototypes.
6554 (duplicate_eh_regions): Whitespace.
6556 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6558 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6559 MODE_BASE_REG_CLASS.
6560 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6562 2002-01-12 Richard Henderson <rth@redhat.com>
6564 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6565 (ix86_expand_vector_move): New.
6566 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6567 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6568 Remove old prefetch builtins. Special case the logicals removed above.
6569 (ix86_expand_builtin): Likewise.
6570 (safe_vector_operand): Use V4SFmode, not TImode.
6571 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6572 (ix86_expand_timode_binop_builtin): New.
6573 * config/i386/i386-protos.h: Update.
6574 * config/i386/i386.h (enum ix86_builtins): Update.
6575 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6576 Use ix86_expand_vector_move in vector move expanders.
6577 (movti_internal, movti_rex64): Add xorps alternative.
6578 (sse_clrv4sf): Rename and adjust from sse_clrti.
6579 (prefetch): Don't work so hard.
6580 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6581 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6582 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6584 2002-01-11 Richard Henderson <rth@redhat.com>
6586 * config/i386/mmintrin.h: New file.
6587 * config/i386/xmmintrin.h: New file.
6588 * config.gcc (i?86-*-*): Add extra_headers.
6589 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6591 (simplify_binary_operation): Handle saturating arithmetic codes.
6592 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6593 not the lowpart subreg.
6594 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6596 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6598 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6600 * conflict.c (conflict_graph_compute): Free regsets when finished.
6601 * ssa.c (compute_coalesced_reg_partition): Likewise.
6603 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6605 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6606 every where we allocate a register.
6608 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6610 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6611 * lcm.c (compute_earliest, compute_farthest): Likewise.
6613 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6615 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6617 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6619 * doc/rtl.texi (Insns): Fix 2 typos.
6621 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6623 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6624 options. Use @table @gcctabopt for MMIX options. Add index
6625 entries for MMIX options. Start new paragraph with first
6626 heading of the machine-dependent options.
6628 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6631 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6632 * combine.c (force_to_mode): Same.
6633 * reload1.c (clear_reload_reg_in_use): Same.
6635 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6637 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6640 2002-01-11 Andreas Jaeger <aj@suse.de>,
6641 Brad Lucier <lucier@math.purdue.edu>
6643 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6646 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6648 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6649 Protect with IN_LIBGCC.
6650 (LINK_EH_SPEC): Add required trailing space.
6652 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6654 * c-tree.h: Move function declarations so that they are listed
6655 under the filename which contains them.
6656 (check_identifier, finish_decl_top_level,
6657 lookup_name_current_level_global, shadow_record_fields): Remove.
6659 2002-01-11 Andreas Jaeger <aj@suse.de>
6661 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6664 2002-01-10 Richard Henderson <rth@redhat.com>
6666 * config/alpha/alpha.c (print_operand): Add 'J'.
6667 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6668 new operand with the sequence number for the lituse. When splitting
6669 the insns, use gen_movdi_er_high_g and generate a sequence number.
6670 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6672 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6674 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6675 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6677 (altivec_expand_builtin): Same.
6678 (altivec_expand_stv_builtin): New.
6680 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6682 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6683 ("altivec_lvehx"): New.
6684 ("altivec_lvewx"): New.
6685 ("altivec_lvxl"): New.
6686 ("altivec_lvx"): New.
6687 ("altivec_stvx"): New.
6688 ("altivec_stvebx"): New.
6689 ("altivec_stvehx"): New.
6690 ("altivec_stvewx"): New.
6691 ("altivec_stvxl"): New.
6693 2002-01-10 Richard Henderson <rth@redhat.com>
6695 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6696 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6697 care not to delete instructions twice.
6699 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6701 * toplev.c: Don't declare environ (it's not used anywhere).
6702 * configure.in: Don't check for declaration of environ.
6703 * config/i386/xm-mingw32.h: Don't #define environ.
6704 * config.in, configure: Regenerate.
6706 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6708 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6709 * configure: Regenerate.
6711 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6712 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6713 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6715 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6716 LIMITS_H_TEST here, not in m68k/x-next.
6717 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6718 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6720 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6721 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6722 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6724 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6725 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6726 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6727 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6728 replacement of quadlib.asm with quadlib.c.
6730 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6731 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6732 config/rs6000/xm-beos.h: Delete file.
6734 * config.gcc: Update to match above changes.
6736 2002-01-10 Kazu Hirata <kazu@hxi.com>
6738 * config/h8300/h8300.h: Fix comment typos.
6739 * config/h8300/h8300.md: Likewise.
6740 * config/h8300/lib1funcs.asm: Likewise.
6742 2002-01-10 Dale Johannesen <dalej@apple.com>
6744 PR optimization/5269
6745 * unroll.c (precondition_loop_p): Make *increment be the correct
6746 sign when n_iterations known, to avoid confusing caller.
6748 2002-01-10 Kazu Hirata <kazu@hxi.com>
6750 * doc/extend.texi (deprecated): Fix a typo.
6752 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6754 * basic-block.h (update_br_prob_note): Declare.
6755 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6756 (try_forward_edges): Care negative frequencies and update note.
6757 (outgoing_edges_match): Tweek conditional merging heuristics.
6758 (try_crossjump_to_edge): use update_br_prob_note.
6759 * cfglayout.c (fixup_reorder_chain): Likewise.
6760 * cfrtl.c (update_br_prob_note): New.
6761 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6763 * i386.c (ix86_decompose_address): Return -1 if address contains
6765 (legitimate_address_p): Require ix86_decompose_address to return 1.
6767 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6768 (cprop_insn): Likewise.
6770 2002-01-10 Kazu Hirata <kazu@hxi.com>
6772 * toplev.c: Fix formatting.
6774 * tree-dump.c: Likewise.
6775 * unroll.c: Likewise.
6776 * unwind-dw2.c: Likewise.
6777 * unwind-dw2-fde.c: Likewise.
6778 * unwind-dw2-fde-glibc.c: Likewise.
6779 * unwind-sjlj.c: Likewise.
6781 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6783 * doc/invoke.texi: Document PDP-11 options.
6785 2002-01-10 Kazu Hirata <kazu@hxi.com>
6787 * config/h8300/h8300.h: Fix formatting.
6789 2002-01-10 Ira Ruben <ira@apple.com>
6791 Add __attribute__ ((deprecated)).
6792 * extend.texi: Document __attribute__ ((deprecated)).
6793 * invoke.texi: Document -Wno-deprecated-declarations.
6794 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6795 * testsuite/gcc.dg/deprecated.c: New C test.
6796 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6797 (c_common_attribute_table): Add "deprecated" entry.
6798 (handle_deprecated_attribute): New function.
6799 * c-decl.c (deprecated_states): New enum.
6800 deprecated_state: State of "deprecated" handling.
6801 (start_decl): Set deprecated_state based on attributes.
6802 (grokdeclarator): Test for deprecated uses, propagate attribute.
6803 * c-typeck.c (build_component_ref): Test for deprecated fields.
6804 (build_external_ref): Test for deprecated primaries.
6805 * diagnostic.c (warn_deprecated_use) New function to issue
6806 warnings about __attribute__ ((depricated)) references.
6807 * flags.h (warn_deprecated_decl): Extern declared for
6808 -W[no-]deprecated-declarations option.
6809 * print-tree.c (print_node): Show deprecated flag status.
6810 * toplev.c (warn_deprecated_decl): Defined.
6811 (W_options): Added "deprecated-declaration".
6812 * toplev.h (warn_deprecated_use): Extern declared.
6813 * tree.h (struct tree_common): Define deprecated_flag.
6814 (TREE_DEPRECATED): New macro to access flag.
6815 * cp/call.c (build_call): Test for deprecated calls.
6816 * cp/class.c (add_implicitly_declared_members): Set global
6817 flag to tell grokdeclarator to not issue deprecated warnings.
6818 * cp/cp-tree.h: Add extern for adding_implicit_members.
6819 * cp/decl.c (deprecated_states): New enum.
6820 (start_decl): Set deprecated_state based on attributes.
6821 (grokdeclarator): Test for deprecated uses, propagate attribute.
6822 * cp/lex.c (do_identifier): Test for deprecated primaries.
6823 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6825 2002-01-10 Ira Ruben <ira@apple.com>
6827 Fix to assign attributes to inline member functions.
6828 * cp/decl.c (start_method): Handle attrlist.
6830 2002-01-10 Kazu Hirata <kazu@hxi.com>
6832 * combine.c (expand_field_assignment): Use subreg_lsb().
6834 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6836 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6837 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6838 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6839 Recurse for any operand of AND as long as constant is non-zero.
6841 2002-01-10 Kazu Hirata <kazu@hxi.com>
6843 * config/h8300/h8300.md: Remove constraints from expanders.
6845 2002-01-10 Kazu Hirata <kazu@hxi.com>
6847 * varasm.c: Fix formatting.
6848 * varray.c: Likewise.
6849 * vmsdbgout.c: Likewise.
6850 * xcoffout.c: Likewise.
6852 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6854 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6855 update edge probabilities to match.
6857 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6859 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6861 * doc/languages.texi, doc/sourcebuild.texi: New files.
6862 * doc/configfiles.texi: Make a subsubsection. Update.
6863 * doc/configterms.texi: Add @node. Remove warning that this isn't
6864 instructions for building GCC.
6865 * doc/makefile.texi: Make a subsection.
6866 * doc/gccint.texi: Update.
6868 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6870 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6872 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6874 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6876 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6878 * optabs.c (expand_fix): Look for wider integer modes first.
6880 * i386.md (mov?f): Avoid the fake const double trick for medium
6882 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6883 (fop_df_4): Disable for SSE compilation.
6885 2002-01-10 Graham Stott <grahams@redhat.com>
6887 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6888 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6890 2002-01-10 Richard Henderson <rth@redhat.com>
6892 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6894 2002-01-10 Richard Henderson <rth@redhat.com>
6896 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6897 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6899 2002-01-10 Kazu Hirata <kazu@hxi.com>
6901 * combine.c (can_combine_p): Fix a comment typo.
6903 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6905 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6906 empty list correctly. Change loop index $t to $f for
6907 consistency with rest of Makefile.
6909 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6911 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6912 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6914 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6915 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6916 (altivec_init_builtins): Same.
6917 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6918 (altivec_expand_binop_builtin): Same.
6919 (altivec_expand_ternop_builtin): Same.
6922 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6923 ("altivec_vctuxs"): Fix typo.
6924 ("altivec_vnmsubfp"): Same.
6925 ("altivec_dssall"): New.
6926 ("altivec_mfvscr"): New.
6927 ("altivec_dss"): New.
6928 ("altivec_lvsl"): New.
6929 ("altivec_lvsr"): New.
6930 ("altivec_dstt"): New.
6931 ("altivec_dstst"): New.
6932 ("altivec_dststt"): New.
6933 ("altivec_dst"): New.
6935 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6936 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6938 2002-01-09 Richard Henderson <rth@redhat.com>
6940 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6942 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6944 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6946 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6948 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6950 2002-01-09 Kazu Hirata <kazu@hxi.com>
6952 * read-rtl.c: Fix formatting.
6954 * regclass.c: Likewise.
6955 * regrename.c: Likewise.
6956 * reg-stack.c: Likewise.
6957 * reload1.c: Likewise.
6958 * reload.c: Likewise.
6961 2002-01-09 Kazu Hirata <kazu@hxi.com>
6963 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6964 to extract items in the expr_list chain.
6966 2002-01-09 Richard Henderson <rth@redhat.com>
6968 * config/vax/vax.c (vax_rtx_cost): Never abort.
6970 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6972 2002-01-09 Jan Hubicka <jh@suse.cz>
6974 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6976 2002-01-09 Richard Henderson <rth@redhat.com>
6978 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6979 Unify code from various alternatives.
6981 2002-01-09 Richard Henderson <rth@redhat.com>
6983 * regrename.c (copy_value): Ignore the copy if the source register
6984 is present in the value chain with a narrower mode.
6986 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6988 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6989 for the c4x target. Also improve layout.
6991 2002-01-09 Richard Henderson <rth@redhat.com>
6993 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6994 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6995 to match insn patterns.
6997 2002-01-09 Richard Henderson <rth@redhat.com>
6999 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7000 (copyprop_hardreg_forward_1): Likewise.
7002 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7004 * pa.md (decrement_and_branch_until_zero): Change predicate for
7005 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7007 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7009 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7010 gets undefined. For Darwin.
7012 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7014 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7016 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7018 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7020 2002-01-08 Richard Henderson <rth@redhat.com>
7022 * regrename.c (copy_value): Ignore overlapping copies.
7024 2002-01-08 Richard Henderson <rth@redhat.com>
7026 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7027 as needed to avoid shared structure.
7029 2002-01-08 Kazu Hirata <kazu@hxi.com>
7031 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7034 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7036 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7037 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7038 documentation of obsolete macros.
7039 * system.h: Poison these macros.
7040 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7041 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7042 config/c4x/c4x.h, config/clipper/clipper.h,
7043 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7044 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7045 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7046 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7047 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7048 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7049 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7050 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7051 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7052 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7053 config/sparc/sparc.h, config/stormy16/stormy16.h,
7054 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7055 definitions and commented out definitions of obsolete macros.
7056 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7057 of MAX_INT_TYPE_SIZE.
7059 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7061 * config/s390/s390.c (s390_preferred_reload_class): Never
7062 return ADDR_REGS if it isn't a subset of the given class.
7063 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7064 FP_REGS, but all superclasses as well.
7066 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7068 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7069 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7070 must not be a const_int.
7072 2002-01-08 Richard Henderson <rth@redhat.com>
7074 * Makefile.in (toplev.o): Depend on options.h.
7075 (gcc.o): Depend on specs.h.
7077 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7079 * expr.c (store_expr): Convert VOIDmode constants back to target's
7082 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7084 * doc/invoke.texi: Markup gcc as @command. Refer to
7085 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7086 of http://gcc.gnu.org/thanks.html.
7088 2002-01-08 Dale Johannesen <dalej@apple.com>
7090 * config/rs6000/rs6000.md: Add missing int register
7091 target case to movdf_low.
7093 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7095 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7096 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7097 (cppinit.o): Depend on except.h.
7098 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7099 s-specs): New rules.
7101 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7102 Don't create specs.h/options.h/gencheck.h here. Remove
7103 unnecessary variable settings from last argument of AC_OUTPUT.
7104 * config.in, configure: Regenerate.
7105 * intl.c: Hardcode package name as "gcc".
7107 * cppinit.c: Include except.h.
7108 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7110 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7111 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7112 (!)USING_SJLJ_EXCEPTIONS.
7113 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7115 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7117 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7118 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7119 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7120 documentation of obsolete macros.
7121 * system.h: Poison these macros.
7122 * config/d30v/d30v.h, config/ns32k/encore.h,
7123 config/stormy16/stormy16.h: Remove definitions and commented out
7124 definitions of obsolete macros.
7126 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7128 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7129 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7132 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7134 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7135 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7136 to insn adjusting stack/frame pointer.
7137 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7138 accept operands that cause the insn to be non-splittable.
7140 2002-01-08 Graham Stott <grahams@redhat.com>
7142 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7143 (C_TYPE_FIELDS_VOLATILE): Likewise.
7144 (C_TYPE_BEING_DEFINED): Likewise.
7145 (C_IS_RESERVED_WORD): Likewise.
7146 (C_TYPE_VARIABLE_SIZE): Likewise.
7147 (C_DECL_VARIABLE_SIZE): Likewise.
7148 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7149 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7150 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7152 (C_DECL_ANTICIPATED): Likewise.
7153 (c_build_type_variant): Add parenthesis.
7155 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7157 * gcc.c (option_map): Remove --version.
7158 (process_command): Handle -fversion following the GNU Coding
7159 Standards. Partially addresses PR other/704.
7161 2002-01-08 Graham Stott <grahams@redhat.com>
7163 * combine.c (combine_instructions): Fix typo.
7165 2002-01-08 Graham Stott <grahams@redhat.com>
7167 * debug.h: Use "tree" and "rtx" throughout.
7169 * debug.c: Likewise.
7171 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7173 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7174 constant pool, use the pool's version of the symbol instead.
7176 2002-01-07 Richard Henderson <rth@redhat.com>
7178 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7179 the original register was copied in a mode with a fewer number of
7180 hard registers than the desired mode.
7181 (copyprop_hardreg_forward_1): Likewise.
7182 (debug_value_data): Fix loop test.
7183 * toplev.c (parse_options_and_default_flags): Reenable
7184 -fcprop-registers at -O1.
7186 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7188 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7189 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7191 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7194 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7196 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7198 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7199 (pa_output_function_prologue): Output local label at the beginning of
7200 the prologue when profiling.
7201 (hppa_profile_hook): Use the local label rather than the function label.
7202 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7204 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7206 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7207 (altivec_expand_unop_builtin): Fix thinko.
7208 (altivec_expand_binop_builtin): Same.
7209 (altivec_expand_ternop_builtin): Same.
7210 (altivec_expand_builtin): Same.
7212 2002-01-07 Richard Henderson <rth@redhat.com>
7214 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7216 2002-01-07 Jason Merrill <jason@redhat.com>
7218 * unwind-dw2.c (execute_cfa_program): Use < again.
7220 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7222 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7224 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7226 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7227 Don't allow -1 - x -> ~x simplifications in the first pass.
7229 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7231 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7233 (altivec_expand_binop_builtin): Same.
7234 (altivec_expand_unop_builtin): Same.
7235 (print_operand): Fix typo.
7236 (bdesc_1arg): Add vupk* variants.
7238 * rs6000.h (rs6000_builtins): Add vupk* enums.
7240 * rs6000.md: Add altivec_vupk* variants.
7242 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7244 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7245 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7246 and last update dates.
7248 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7250 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7252 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7254 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7255 * config/avr/avr.h (CPP_SPEC): Likewise.
7256 (LINK_SPEC): Likewise.
7257 (CRT_BINUTILS_SPECS): Likewise.
7258 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7259 * doc/invoke.texi (AVR Options): Document them.
7261 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7263 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7266 2002-01-07 Graham Stott <grahams@redhat.com>
7268 * config/i386/i386.h: Update copyright date.
7269 (HALF_PIC_PTR): Add parenthesis.
7270 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7271 (CONSTANT_ALIGNMENT): Add parenthesis.
7272 (DATA_ALIGNMENT): Likewise.
7273 (LOCAL_ALIGNMENT): Likewise.
7274 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7275 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7276 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7277 (HARD_REGNO_NREGS): Add paranethesis.
7278 (VALID_SSE_REG_MODE): Whitespace.
7279 (VALID_MMX_REG_MODE): Whitespace.
7280 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7281 (ix86_hard_regno_mode_ok): Add parenthesis.
7282 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7283 (RETURN_IN_MEMORY): Whitespace.
7284 (N_REG_CLASSES): Add parenthesis.
7285 (INTEGER_CLASS_P): Add parenthesis and wrap.
7286 (FLOAT_CLASS_P): Likewise.
7287 (SSE_CLASS_P): Likewise.
7288 (MMX_CLASS_P): Likewise.
7289 (MAYBE_INTEGER_CLASS_P): Likewise.
7290 (MAYBE_FLOAT_CLASS_P): Likewise.
7291 (MAYBE_SSE_CLASS_P): Likewise.
7292 (MAYBE_MMX_CLASS_P): Likewise.
7293 (Q_CLASS_P): Likewise.
7294 (GENERAL_REGNO_P): Uppercase macro parameter.
7295 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7296 (FP_REGNO_P): Likewise.
7297 (ANY_FP_REGNO_P): Uppercase macro parameter.
7298 (SSE_REGNO_P): Likewise.
7299 (SSE_REGNO): Likewise.
7300 (SSE_REG_P): Likewise.
7301 (SSE_FLOAT_MODE_P): Likewise.
7302 (MMX_REGNO_P): Likewise.
7303 (MMX_REG_P):Likewise.
7304 (STACK_REG_P): Likewise.
7305 (NON_STACK_REG_P): Likewise.
7306 (STACK_TOP_P): Likewise.
7307 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7308 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7309 (SECONDARY_MEMORY_NEEDED): Likewise.
7310 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7311 (MD_ASM_CLOBBERS): Whitespace and wrap.
7312 (MUST_PASS_IN_STACK): Whitespace and wrap.
7313 (RETURN_POPS_ARGS): Add parenthesis.
7314 (INIT_CUMULATIVE_ARGS): Likewise.
7315 (FUNCTION_ARG): Likewise.
7316 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7317 (SETUP_INCOMING_VARARGS): Likewise.
7318 (BUILD_VA_LIST_TYPE): Add parenthesis.
7319 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7321 (EXPAND_BUILTIN_VA_ARG): Likewise.
7322 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7323 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7324 (INITIAL_ELIMINATION_OFFSET): Likewise.
7325 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7326 (REGNO_OK_FOR_BASE_P): Likewise.
7327 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7328 (REGNO_OK_FOR_DIREG_P): Likewise.
7329 (REG_OK_FOR_INDEX_P): Whitespace.
7330 (REG_OK_FOR_BASE_P): Whitespace.
7331 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7333 (FIND_BASE_TERM): Fix typo.
7334 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7335 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7336 (SYMBOLIC_CONST; Whitespace.
7337 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7338 (ENCODE_SECTION_INFO): Whitespace.
7339 (FINALIZE_PIC): Remove do { ... } while (0).
7340 (PROMOTE_MODE): Wrap in do { ... } while (0).
7341 (CONST_COSTS): Whitespace.
7342 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7343 (REGISTER_MOVE_COST): Add parenthesis.
7344 (MEMORY_MOVE_COST): Likewise.
7345 (EXTRA_CC_MODES): Whitespace.
7346 (SELECT_CC_MODE): Add parenthesis and whitespace.
7347 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7348 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7349 (ASM_OUTPUT_LABEL): Add paramethesis.
7350 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7351 (ASM_OUTPUT_REG_POP): Likewise.
7352 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7353 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7355 * config/i386/i386.c: Update copyright.
7356 (CHECK_STACK_LIMIT): Add parenthesis.
7357 (AT_BP): Uppercase macro parameter.
7358 (x86_64_int_parameter_registers): Constify.
7359 (x86_64_int_return_registers): Likewise.
7360 (ix86_compare_op0): Use rtx.
7361 (construct_container): Constify INTREG parameter.
7362 (function_arg): Use rtx.
7364 * diagnostic.h: Update copyright date.
7365 (output_buffer_state): Add parenthesis.
7366 (output_buffer_format_args): Likewise.
7368 * combine.c (combine_instructions): Replace XEXP (links, 0)
7371 2002-01-06 H.J. Lu <hjl@gnu.org>
7373 * cfgcleanup.c (thread_jump): Fix 2 typos.
7375 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7377 * config.gcc: Add support for --enable-altivec.
7379 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7381 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7383 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7385 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7386 __objc_class_name_*.
7388 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7390 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7392 2002-01-06 Richard Henderson <rth@redhat.com>
7394 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7395 nop them out. Increment label reference count for REG_LABEL.
7396 (fill_slots_from_thread): Frob label reference count around
7397 delete_related_insns.
7399 2002-01-05 Richard Henderson <rth@redhat.com>
7401 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7404 2002-01-05 Richard Henderson <rth@redhat.com>
7406 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7407 * integrate.c (output_inline_function): Likewise.
7408 * toplev.c (rest_of_compilation): Do it here instead. Move call
7409 to remove_unnecessary_notes after emitting abstract instance.
7410 Force an emitted nested function to have its parent emited as well.
7411 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7413 (rtl_for_decl_location): Do not look at reload data structures
7414 before reload has run.
7416 2002-01-05 Kazu Hirata <kazu@hxi.com>
7418 * cse.c: Fix formatting.
7419 * dwarf2asm.c: Likewise.
7420 * dwarf2out.c: Likewise.
7421 * explow.c: Likewise.
7422 * expmed.c: Likewise.
7423 * function.c: Likewise.
7425 * gencheck.c: Likewise.
7426 * genrecog.c: Likewise.
7427 * ggc-common.c: Likewise.
7428 * ggc-page.c: Likewise.
7429 * global.c: Likewise.
7431 2002-01-05 Kazu Hirata <kazu@hxi.com>
7433 * combine.c: Fix formatting.
7435 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7438 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7440 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7442 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7443 as 1 for __powerpc64__ as well.
7445 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7447 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7450 2002-01-05 Daniel Berlin <dan@dberlin.org>
7452 * lcm.c: Revert change, due to performance regression it causes on
7453 SPEC because it's slightly more conservative (sigh, I hate
7456 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7458 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7460 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7462 * doc/cppinternals.texi: Update.
7464 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7466 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7467 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7469 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7470 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7471 kludge for pre-october-14th mmix versions to handle new-found bug
7472 with PUSHJ/PUSHGO and the register stack.
7473 * config/mmix/mmix.h (struct machine_function): Rename member
7474 has_call_value_without_parameters to has_call_without_parameters.
7475 All referers changed.
7476 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7477 TARGET_MASK_BRANCH_PREDICT): New macros.
7478 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7479 -mno-reg-stack-fill-bug-workaround.
7480 * config/mmix/mmix.md ("call"): Set struct machine member
7481 has_call_without_parameters.
7483 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7485 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7487 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7489 * cfgcleanup.c: Include tm_p.h
7490 (mark_effect): Fix handling of hard register; fix handling of SET
7492 2002-01-04 Kazu Hirata <kazu@hxi.com>
7494 * config/h8300/h8300.md (anonymous patterns): Check that
7495 operands are registers before using REGNO on them.
7497 2002-01-03 Roland McGrath <roland@frob.com>
7499 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7501 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7503 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7504 * c-common.h (genrtl_expr_stmt_value): Likewise.
7505 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7506 (expand_expr_stmt_value): Add maybe_last argument.
7507 Don't warn about statement with no effect if it is the last statement
7508 in expression statement.
7509 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7510 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7511 expand_expr_stmt_value.
7512 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7513 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7514 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7515 as maybe_last to expand_expr_stmt_value.
7517 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7519 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7520 be passed in, do not build it.
7521 (c_begin_if_stmt): New function.
7522 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7523 * c-common.h (c_expand_start_cond): Update prototype.
7524 (c_begin_if_stmt): Prototype new function.
7525 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7526 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7527 c_begin_while_stmt and c_finish_while_stmt_cond.
7529 2002-01-04 William Cohen <wcohen@redhat.com>
7531 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7532 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7533 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7534 * config/pa/som.h (ASM_FILE_START): Likewise.
7536 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7538 * lcm.c: Include df.h.
7539 Add available_transfer_function prototype.
7540 (compute_available): Rework to use iterative dataflow framework.
7541 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7542 with bb_info in df.h
7543 (available_transfer_function): New function.
7545 * Makefile.in (lcm.o): add df.h to dependencies.
7547 2002-01-04 Richard Henderson <rth@redhat.com>
7549 * config/alpha/alpha.c (some_operand): Accept HIGH.
7550 (input_operand): Likewise; accept simple references to globals.
7551 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7552 (alpha_const_double_ok_for_letter_p): Likewise.
7553 (alpha_extra_constraint): Likewise.
7554 (alpha_preferred_reload_class): Likewise. Do not force
7555 symbolic constants to memory.
7556 (alpha_legitimate_address_p): Accept simple references
7557 to small_symbolic_operand.
7558 (alpha_legitimize_address): New arg scratch. Be prepared to be
7559 called when no_new_pseudos. Emit simple symbolic references.
7560 Split integers into low, high, and rest.
7561 (alpha_expand_mov): Use alpha_legitimize_address.
7562 (some_small_symbolic_mem_operand): New.
7563 (split_small_symbolic_mem_operand): New.
7564 * config/alpha/alpha-protos.h: Update.
7565 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7566 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7567 (EXTRA_CONSTRAINT): Likewise.
7568 (PREFERRED_RELOAD_CLASS): Likewise.
7569 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7570 (PREDICATE_CODES): Update.
7571 * config/alpha/alpha.md: New post-reload splitters to convert
7572 simplfied symbolic operands to the form that references $29.
7573 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7574 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7576 2002-01-03 Richard Henderson <rth@redhat.com>
7578 * local-alloc.c (function_invariant_p): Update commentary.
7580 2002-01-04 H.J. Lu <hjl@gnu.org>
7582 * toplev.c (rest_of_compilation): Fix a typo when calling
7585 2002-01-03 Kazu Hirata <kazu@hxi.com>
7587 * c-common.c: Fix formatting.
7588 * diagnostic.c: Likewise.
7589 * doloop.c: Likewise.
7590 * dwarf2out.c: Likewise.
7592 2002-01-03 Kazu Hirata <kazu@hxi.com>
7594 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7595 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7597 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7599 * cpperror.c: Update comments and copyright.
7600 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7601 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7603 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7605 * collect2.c (main): Use strcmp when testing for "-shared".
7607 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7609 * cppmacro.c: Don't include intl.h. Update comments.
7610 (new_number_token): Allocate enough buffer for 64-bit unsigned
7611 integers; update prototype.
7612 * cppmain.c: Update comments.
7614 2002-01-03 William Cohen <wcohen@redhat.com>
7616 * function.h (struct function): Add profile.
7617 (current_function_profile): New.
7618 doc/extend.texi: Update documentation.
7619 * final.c (final_start_function): Use current_function_profile
7620 instead of profile_flag.
7621 (profile_after_prologue): Likewise.
7622 * function.c (expand_function_start): Likewise.
7623 (expand_function_start): Likewise.
7624 * config/alpha/alpha.c (direct_call_operand):
7625 (alpha_does_function_need_gp): Likewise.
7626 (alpha_expand_prologue): Likewise.
7627 * config/arm/arm.c (arm_expand_prologue): Likewise.
7628 thumb_expand_prologue: Likewise.
7629 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7630 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7631 (fr30_expand_prologue): Likewise.
7632 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7633 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7634 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7635 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7636 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7637 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7638 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7639 (m32r_expand_prologue): Likewise.
7640 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7641 (m88k_expand_prologue): Likewise.
7642 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7643 * config/mips/mips.c (compute_frame_size): Likewise.
7644 (mips_expand_prologue): Likewise.
7645 (mips_can_use_return_insn): Likewise.
7646 * config/pa/elf.h (ASM_FILE_START): Likewise.
7647 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7648 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7649 * config/pa/som.h (ASM_FILE_START): Likewise.
7650 * config/romp/romp.c (romp_using_r14): Likewise.
7651 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7652 (rs6000_stack_info): Likewise.
7653 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7654 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7655 * config/v850/v850.c (compute_register_save_size): Likewise.
7657 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7659 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7660 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7662 2002-01-03 Turly O'Connor <turly@apple.com>
7664 * darwin.c (machopic_output_possible_stub_label): Don't generate
7665 stub routines for pseudo-stubs which we've just defined.
7667 2002-01-03 Kazu Hirata <kazu@hxi.com>
7669 * builtins.c: Fix formatting.
7670 * c-typeck.c: Likewise.
7671 * combine.c: Likewise.
7675 2002-01-03 Andreas Schwab <schwab@suse.de>
7677 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7678 and return true if _cpp_push_next_buffer pushed a new include
7680 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7681 _cpp_pop_file_buffer did not push a new file.
7682 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7684 2002-01-02 Eric Christopher <echristo@redhat.com>
7686 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7687 FIND_REG_INC_NOTE call. Update copyright.
7688 * loop.c (canonicalize_condition): Ditto.
7689 * reorg.c (delete_scheduled_jump): Ditto.
7691 2002-01-03 Kazu Hirata <kazu@hxi.com>
7693 * gcse.c: Fix formatting.
7695 2002-01-03 Graham Stott <grahams@redhat.com>
7697 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7698 forward defs for struct tags rtx_def, union_tree, rtvec_def
7699 also output corresponding typedefs for rtx, tree, and rtvec.
7701 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7702 rtvec_def along with corresponding typedefs for rtx, tree, and
7703 rtvec to config.h, hconfig.h, tconfig.h.
7705 2002-01-03 Graham Stott <grahams@redhat.com>
7707 * tree.h: Update copyright date.
7708 (IS_EXPR_CODE_CLASS): Add parenthesis.
7709 (TREE_SET_CODE): Add whitespace.
7710 (TREE_CHECK): Add parenthesis.
7711 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7712 (CST_OR_CONSTRUCTOR_CHECK):
7713 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7714 (TREE_SYMBOL_REFERENCED): Whitespace.
7715 (INT_CST_LT): Likewise.
7716 (INT_CST_LT_UNSIGNED): Likewise.
7717 (tree_real_cst): Unwrap comment.
7718 (tree_string): Likewise.
7719 (tree_complex): Likewise.
7720 (IDENTIFIER_POINTER): correct cast.
7721 (SAVE_EXPR_CONTEXT): Whitespace.
7722 (EXPR_WFL_FILENAME_NODE): Likewise.
7723 (EXPR_WFL_FILENAME): Remove parenthesis.
7724 (DECL_ORIGIN): Add parenthesis.
7725 (DECL_FROM_INLINE): Use NULL_TREE.
7726 (build_int_2): Whitespace.
7727 (build_type_variant): Add parenthesis.
7729 * gcc/jcf-parse.c: Update copyright date.
7730 (yyparse): Constify resource_filename.
7732 2002-01-03 Graham Stott <grahams@redhat.com>
7734 * rtl.h: Update copyright date.
7735 (RTL_CHECK1): Wrap long line.
7736 (RTL_CHECK2): Likewise.
7737 (RTL_CHECKC1): Wrap long line and whitespace.
7738 (RTL_CHECKC2): Likewise.
7739 (XWINT): Whitespace.
7745 (XBITMAP): Likewise.
7756 (X0BITMAP): Likewise.
7758 (X0BBDEF): Likewise.
7759 (X0ADVFLAGS): Likewise.
7760 (X0CSELIB): Likewise.
7761 (X0MEMATTR): Likewise.
7769 (XCBITMAP): Likewise.
7771 (XCBBDEF): Likewise.
7772 (XCADVFLAGS): Likewise.
7773 (XCCSELIB): Likewise.
7775 (INSN_UID): Likewise.
7776 (PREV_INSN): Likewise.
7777 (PATTERN): Likewise.
7778 (INSN_CODE): Likewise.
7779 (PUT_REG_NOTE_KIND): Likewise.
7780 (CODE_LABEL_NUMBER): Likewise.
7781 (NOTE_SOURCE_FILE): Likewise.
7782 (NOTE_BLOCK): Likewise.
7783 (NOTE_EH_HANDLER): Likewise.
7784 (NOTE_RANGE_INFO): Likewise.
7785 (NOTE_LIVE_INFO): Likewise.
7786 (NOTE_BASIC_BLOCK): Likewise.
7787 (NOTE_EXPECTED_VALUE): Likewise.
7788 (NOTE_LINE_NUMBER): Likewise.
7789 (LABEL_NAME): Likewise.
7790 (LABEL_NUSES): Likewise.
7791 (LABEL_ALTERNATE_NAME): Likewise.
7792 (ADDRESSOF_DECL): Likewise.
7793 (JUMP_LABEL): Likewise.
7794 (LABEL_NEXTREF): Likewise.
7796 (ORIGINAL_REGNO: Likewise.
7797 (HARD_REGISTER_NUM_P): Add parenthesis.
7798 (SUBREG_REG): Whitespace.
7799 (SUBREG_BYTE): Likewise.
7800 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7801 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7802 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7803 (ASM_OPERANDS_INPUT_VEC): Likewise.
7804 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7805 (ASM_OPERANDS_INPUT): Likewise.
7806 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7807 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7808 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7809 (ASM_OPERANDS_INPUT_MODE): Likewise.
7810 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7811 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7812 (MEM_SET_IN_STRUCT_P): Minor reformat.
7813 (TRAP_CONDITION): Whitespace.
7814 (TRAP_CODE): Likewise.
7815 (COND_EXEC_TEST): Likewise.
7816 (COND_EXEC_CODE): Likewise.
7817 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7818 (PHI_NODE_P): Add parenthesis.
7819 (plus_constant): Whitespace and add parenthesis.
7821 2002-01-03 Kazu Hirata <kazu@hxi.com>
7823 * config/avr/avr.c: Fix comment typos.
7824 * config/c4x/c4x.md: Likewise.
7825 * config/dsp16xx/dsp16xx.h: Likewise.
7826 * config/dsp16xx/dsp16xx.md: Likewise.
7827 * config/i386/i386.md: Likewise.
7828 * config/ia64/ia64.c: Likewise.
7829 * config/m32r/m32r.h: Likewise.
7830 * config/m68hc11/m68hc11.md: Likewise.
7831 * config/mmix/mmix.c: Likewise.
7832 * config/mn10200/mn10200.c: Likewise.
7833 * config/romp/romp.c: Likewise.
7834 * config/sh/sh.c: Likewise.
7835 * config/stormy16/stormy16.c: Likewise.
7836 * config/stormy16/stormy16.h: Likewise.
7837 * config/stormy16/stormy16.md: Likewise.
7839 2002-01-03 Graham Stott <grahams@redhat.com>
7841 * loop.h: Update copyright date.
7842 (LOOP_MOVABLES): Fix typo.
7843 (LOOP_REGS): Likewise.
7844 (LOOP_IVS): Likewise.
7846 2002-01-03 Graham Stott <grahams@redhat.com>
7848 * cppinit.c: Update copyright date.
7849 Don't include output.h
7850 * Makefile.in: Update copyright date.
7853 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7856 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7857 (-pthread) Add to RS/6000 options.
7859 2002-01-02 Kazu Hirata <kazu@hxi.com>
7861 * except.c: Fix comment typos.
7863 * varasm.c: Likewise.
7864 * doc/tm.texi: Fix a typo.
7866 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7868 * c-typeck.c (output_init_element): Allow initializing static storage
7869 duration objects with compound literals.
7871 2002-01-02 Richard Henderson <rth@redhat.com>
7873 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7876 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7878 * gcc.c (default_compilers): Const-ify.
7879 * mips-tdump.c (stab_names): Likewise.
7880 * mips-tfile.c (map_coff_types, map_coff_storage,
7881 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7882 pseudo_ops_t, pseudo_ops): Likewise.
7883 * protoize.c (default_include): Likewise
7885 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7886 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7887 Add array size in declaration.
7888 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7889 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7890 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7891 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7892 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7893 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7894 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7895 emtens, make_nan): Const-ify.
7896 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7897 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7899 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7901 * config.gcc (ia64-*-*): Set extra_headers.
7902 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7903 * config/alpha/t-osf: Remove.
7904 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7906 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7908 * config/rs6000/t-aix43: Revert previous change.
7910 2002-01-02 Jason Merrill <jason@redhat.com>
7912 * c-decl.c (c_expand_body): Call outlining_inline_function when
7913 emitting an inline function out of line.
7915 2002-01-02 Richard Henderson <rth@redhat.com>
7917 * dwarf2out.c (limbo_die_node): Add created_for member.
7918 (new_die): New argument created_for. Update all callers.
7919 (mark_limbo_die_list): New.
7920 (dwarf2out_init): Register limbo_die_list as a root.
7921 (dwarf2out_finish): Force insert limbo dies into their function
7924 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7927 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7929 2002-01-02 Kazu Hirata <kazu@hxi.com>
7931 * config/h8300/fixunssfsi.c: Update copyright.
7934 * config/h8300/h8300.c: Update copyright.
7937 2002-01-02 Kazu Hirata <kazu@hxi.com>
7939 * config/romp/romp.c: Fix comment formatting.
7940 * config/romp/romp.h: Likewise.
7941 * config/romp/romp.md: Likewise.
7942 * config/s390/s390.c: Likewise.
7943 * config/stormy16/stormy16.c: Likewise.
7944 * config/stormy16/stormy16.h: Likewise.
7946 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7948 * c-common.h (genrtl_expr_stmt_value): Declare.
7949 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7950 (genrtl_goto_stmt_value): ... this new function. Pass new
7951 argument down to expand_expr_stmt_value, taking
7952 TREE_ADDRESSABLE into account.
7953 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7954 STMT_EXPR as addressable, i.e., one whose result we want.
7955 * expr.c (expand_expr): Don't save expression statement value
7956 of labeled_blocks or loop_exprs.
7957 * stmt.c (expand_expr_stmt): Redirect to...
7958 (expand_expr_stmt_value): ... this new function. Use new
7959 argument to tell whether to save expression value.
7960 (expand_end_stmt_expr): Reset last_expr_type and
7961 last_expr_value if we don't have either.
7962 * tree-inline.c (declare_return_variable): Mark its use
7963 statement as addressable.
7964 * tree.h: Document new use of TREE_ADDRESSABLE.
7965 (expand_expr_stmt_value): Declare.
7967 2002-01-01 Tom Rix <trix@redhat.com>
7969 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7970 rs6000_emit_allocate_stack.
7972 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7974 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7975 ${srcdir}/ginclude/ to every entry in extra_headers.
7976 * configure: Regenerate.
7977 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7978 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7979 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7980 * ginclude/proto.h: Rename to config/convex/proto.h.
7982 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7984 * attribs.c (handle_vector_size_attribute): Use host_integerp
7985 and tree_int_cst; remove warnings.
7986 * caller-save.c (insert_restore): Add cast to get rid of warning.
7987 (insert_save): Likewise.
7988 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7989 * regmove.c (find_matches): Add temporary var to kill a warning.
7991 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7993 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7994 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7995 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7996 (vms-dwarf2eh.o): Add Makefile rule.
7997 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7998 * config/alpha/vms-dwarf2eh.asm: New file.
8000 * gcc.c (delete_if_ordinary): Delete all versions.
8002 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8004 * config/mmix/mmix.md: Update FIXME to not mention
8006 (MMIX_rJ_REGNUM): New define_constants constant.
8007 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8008 "*movdicc_real"): Adjust contraints formatting.
8009 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8010 for branch prediction.
8011 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8013 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8014 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8015 number. Delete related FIXMEs.
8016 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8017 from number to MMIX_rJ_REGNUM.
8018 (TARGET_MASK_BRANCH_PREDICT): New.
8019 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8020 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8021 value. Add -mbranch-predict and -mno-branch-predict.
8022 (TARGET_VERSION): Drop date.
8023 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8024 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8025 for finding out global symbols.
8026 (mmix_asm_output_labelref): Revert condition for global symbol.
8027 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8028 (mmix_print_operand_punct_valid_p): A '+' is valid.
8030 See ChangeLog.6 for earlier changes.