| blob | e0f6612b37c1c9e635769ba2760a1216046f965b |
1 2002-02-25 Richard Henderson <rth@redhat.com>
3 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6 2002-02-25 Jakub Jelinek <jakub@redhat.com>
8 PR target/5755
9 * config/i386/i386.c (ix86_return_pops_args): Only pop
10 fake structure return argument if it was passed on the stack.
12 2002-02-25 Jason Merrill <jason@redhat.com>
14 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
15 RESULT_DECL.
17 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
19 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
20 link with shared_name only.
21 * doc/invoke.texi (Link Options): Document new behavior.
23 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
25 * c-typeck.c (push_init_level): Handle vectors.
27 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
29 * config/sparc/sparc.c (const64_high_operand): Zero-extend
30 operands of SPARC_SETHI_P.
31 (input_operand): Likewise.
32 (sparc_emit_set_const32): Likewise.
33 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
34 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
35 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
36 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
37 (movdi_insn_sp64_vis): Likewise.
38 (movdi split, movdf split): Use SETHI32.
39 * doc/md.texi: Document SPARC constraints L, M and N.
41 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
43 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
44 ("*set_vrsave_internal"): use mfspr for Darwin.
46 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
47 gen_get_vrsave_internal.
49 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
51 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
53 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
55 * cpplex.c (cpp_interpret_charconst): Get signedness or
56 otherwise of wide character constants correct.
57 * cppexp.c (lex): Get signedness of wide charconsts correct.
59 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
61 * optabs.c (widen_operand): Only call convert_modes for
62 promoted SUBREG if signedness matches.
63 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
65 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
67 * cpplib.c (glue_header_name): Use local buffer to build up
68 header name.
70 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
72 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
74 2002-02-23 Kazu Hirata <kazu@hxi.com>
76 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
77 H8/300[HS] separately.
78 * config/h8300/h8300.md: Remove the early clobber constraint
79 from bit field patterns.
81 2002-02-23 Kazu Hirata <kazu@hxi.com>
83 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
84 register_operand.
85 (mulhisi3): Likewise.
86 (umulqisi3): Likewise.
87 (umulhisi3): Likewise.
89 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
91 * cppinit.c (output_deps): Correct test for stdout output.
92 (init_dependency_output): Cure warning.
94 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
96 * expr.c (store_expr): When converting expression to promoted
97 equivalent type, allow using SUBREG_REG of TARGET as the target
98 of the expansion of EXP.
99 * loop.c (basic_induction_var, case SUBREG): Always look inside.
100 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
101 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
102 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
103 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
105 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
107 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
108 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
109 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
111 2002-02-23 Jakub Jelinek <jakub@redhat.com>
113 PR optimization/5747
114 * loop.c (scan_loop): Update reg info if move_movables created new
115 pseudos.
117 2002-02-23 David Edelsohn <edelsohn@gnu.org>
119 * gcc.c (init_gcc_spec): Revert last change.
121 2002-02-23 David Edelsohn <edelsohn@gnu.org>
123 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
124 gpc_reg_operand constraint.
126 2002-02-23 Alan Modra <amodra@bigpond.net.au>
128 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
129 Simplify comparison of `low'.
130 (add_operand): Fix formatting.
131 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
132 (mask_operand): Disallow mask to wrap in 64-bit mode.
133 (rs6000_stack_info): Remove redundant test setting push_p.
134 (output_toc): Fix formatting.
135 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
136 cc_reg_not_cr0_operand constraint.
137 (booldi3, boolcdi3 splitters): Same.
139 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
141 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
143 2002-02-22 David Edelsohn <edelsohn@gnu.org>
145 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
146 gcc invoked with -shared-libgcc.
148 2002-02-22 Jakub Jelinek <jakub@redhat.com>
150 PR c++/5748
151 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
152 decl if any of elements was TREE_USED.
154 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
156 * config/sparc/sol2.h: Don't include sys/mman.h.
157 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
158 (arith_4096_operand): Don't throw high bits away.
159 (const64_operand): Take sign extension of CONST_INTs into account.
160 (const64_high_operand, sparc_emit_set_const32): Likewise.
161 (GEN_HIGHINT64): Likewise.
162 (sparc_emit_set_const64_quick1): Likewise.
163 (const64_is_2insns): Likewise.
164 (print_operand): Use trunc_int_for_mode for sign extension.
165 * config/sparc/sparc.h (SMALL_INT32): Likewise.
166 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
167 chars. Assume CONST_INT is already properly sign-extended.
168 (movdi split): Sign-extend each SImode part.
169 (andsi3 split): Don't mask high bits off, so that result
170 remains properly sign-extend.
171 (iorsi3 split): Likewise.
172 (xorsi3 split): Likewise.
174 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
176 * fold-const.c (fold): Fix typo in comments.
178 2002-02-21 Diego Novillo <dnovillo@redhat.com>
180 * Makefile.in (langhooks.o): Update dependencies.
182 2002-02-21 Diego Novillo <dnovillo@redhat.com>
184 * langhooks.c: Include flags.h.
186 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
188 * testsuite/gcc.dg/attr-alwaysinline.c: New.
190 * c-common.c (c_common_post_options): Set inline trees by
191 default.
193 * doc/extend.texi (Function Attributes): Document always_inline
194 attribute.
195 Update documentation about inlining when not optimizing.
197 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
199 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
200 unless DECL_ALWAYS_INLINE.
202 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
203 unless DECL_ALWAYS_INLINE.
204 (c_disregard_inline_limits): Disregard if always_inline set.
206 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
207 Disregard if always_inline set.
208 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
209 unless DECL_ALWAYS_INLINE.
211 * attribs.c (handle_always_inline_attribute): New.
212 (c_common_attribute_table): Add always_inline.
214 * config/rs6000/altivec.h: Add prototypes for builtins
215 requiring the always_inline attribute.
217 2002-02-21 Eric Christopher <echristo@redhat.com>
219 * expmed.c (store_bit_field): Try to simplify the subreg
220 before generating a new one when when the mode size of
221 value is less than maxmode.
223 2002-02-21 Richard Henderson <rth@redhat.com>
225 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
226 than gen_rtx_PLUS to form the sum.
227 * explow.c (force_reg): Rearrange to not allocate new pseudo
228 when force_operand returns a register.
229 * expr.c (expand_assignment): Allow offset_rtx expansion to
230 return a sum. Do not force addresses into registers.
231 (expand_expr): Likewise.
232 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
233 to canonicalize arithmetic that didn't simpify.
234 (simplify_plus_minus): New argument force; update
235 all callers. Don't split CONST unless we can do something with it,
236 and wouldn't lose the constness of the operands.
238 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
239 that we generated earlier.
241 2002-02-21 Tom Tromey <tromey@redhat.com>
243 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
244 (output_line_info): Use constant `1', with a long explanatory
245 comment.
246 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
248 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
250 * jump.c (redirect_jump): If old label has no UID, don't try to
251 delete it.
253 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
255 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
256 If input is constant, do shifts at compile time.
258 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
260 * doc/extend.texi: Fix some more overfull hboxes.
262 2002-02-21 Jakub Jelinek <jakub@redhat.com>
264 PR optimization/4994
265 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
266 register moves.
268 2002-02-21 Jakub Jelinek <jakub@redhat.com>
270 PR c++/4574
271 * expr.h (expand_and): Add mode argument.
272 * expmed.c (expand_and): Add mode argument.
273 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
274 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
275 * except.c (expand_builtin_extract_return_addr): Likewise.
276 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
277 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
278 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
279 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
280 * config/c4x/c4x.md: Use GEN_INT (x) instead of
281 gen_rtx (CONST_INT, VOIDmode, x).
283 2002-02-21 Jakub Jelinek <jakub@redhat.com>
285 PR c/4697:
286 * stmt.c (warn_if_unused_value): Move side effects test once more.
288 2002-02-20 Torbjorn Granlund <tege@swox.com>
290 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
291 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
293 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
295 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
296 SUBREG or ZERO_EXTEND.
298 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
300 * sh.h (current_function_anonymous_args): Remove.
301 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
302 of current_function_varargs and current_function_stdarg is set.
303 * sh.c (sh_expand_prologue): Check current_function_varargs /
304 current_function_stdarg / TARGET_SH5 instead of
305 current_function_anonymous_args.
307 * sh64.h (TARGET_VERSION): Define.
309 2002-02-20 David Edelsohn <edelsohn@gnu.org>
311 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
312 VRSAVE_REGNO on TARGET_ALTIVEC.
314 2002-02-20 Alan Modra <amodra@bigpond.net.au>
316 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
317 bits of SImode const_int.
318 (includes_rshift_p): Likewise.
319 (print_operand): Call mask_operand and mask64_operand with correct
320 mode.
321 (rs6000_output_function_epilogue): Pad traceback table to word.
322 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
323 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
324 mask64_operand with correct mode.
325 (FUNCTION_ARG_REGNO_P): Correct parentheses.
327 2002-02-20 Jakub Jelinek <jakub@redhat.com>
329 PR debug/4461
330 * varasm.c (get_pool_constant_mark): New.
331 * rtl.h (get_pool_constant_mark): Add prototype.
332 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
333 be represented if it has not been output.
335 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
337 * combine.c (do_SUBST): Sanity check substitutions of
338 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
339 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
340 CONST_INT into its operand.
341 (known_cond): Likewise, for ZERO_EXTEND.
342 * simplify-rtx.c (simplify_unary_operation): Fix condition to
343 allow for simplification of wide modes. Reject CONST_INTs in
344 ZERO_EXTEND when their actual mode is not given.
346 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
348 * c-decl.c (pushdecl): If no global declaration is found for an
349 extern declaration in block scope, try a limbo one.
351 2002-02-20 Jakub Jelinek <jakub@redhat.com>
353 PR c++/4401
354 * c-common.c (pointer_int_sum): Moved from...
355 * c-typeck.c (pointer_int_sum): ...here.
356 * c-common.h (pointer_int_sum): Add prototype.
358 2002-02-20 Jakub Jelinek <jakub@redhat.com>
360 PR c++/5713
361 * c-decl.c (duplicate_decls): Return 0 if issued error about
362 redeclaration.
364 2002-02-20 Roger Sayle <roger@eyesopen.com>
365 Jakub Jelinek <jakub@redhat.com>
367 PR c/4389
368 * tree.c (host_integerp): Ensure that the constant integer is
369 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
370 when pos is zero or non-zero respectively. Clarify comment.
371 * c-format.c (check_format_info_recurse): Fix host_integerp
372 usage; the pos argument should be zero when assigning to a
373 signed HOST_WIDE_INT.
375 2002-02-20 Richard Henderson <rth@redhat.com>
377 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
378 of the operand, rather than assuming TImode.
379 (ix86_expand_binop_builtin): Cope with commutative patterns
380 using nonimmediate_operand for both operands.
381 (ix86_expand_timode_binop_builtin): Likewise.
382 (ix86_expand_store_builtin): Validate operand 1.
383 (ix86_expand_unop1_builtin): Likewise.
385 2002-02-20 Philip Blundell <philb@gnu.org>
387 PR 5705
388 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
390 2002-02-20 Richard Henderson <rth@redhat.com>
392 PR c/5615
393 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
395 2002-02-20 Tom Tromey <tromey@redhat.com>
397 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
398 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
399 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
400 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
401 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
402 unconditionally.
404 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
406 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
407 for (const_int 0) in X not just INTVAL.
409 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
411 * doc/extend.texi: Avoid or reduce overfull hboxes.
413 2002-02-20 Diego Novillo <dnovillo@redhat.com>
415 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
416 operations if the field does not start at a mode boundary.
418 2001-02-20 Joel Sherrill <joel@OARcorp.com>
420 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
421 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
422 Also done for -Acpu and -Amachine.
424 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
426 * cppinit.c (init_dependency_output): Take deps output file
427 from -o if none given with -MF. Suppress normal output.
428 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
429 * doc/cpp.texi, doc/invoke.texi: Update.
431 2002-02-19 Zack Weinberg <zack@codesourcery.com>
433 * toplev.c (output_quoted_string): Write unprintable
434 characters with octal escapes.
436 2002-02-19 David Edelsohn <edelsohn@gnu.org>
438 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
439 really_call_used[VRSAVE_REGNO] if not Altivec.
441 2002-02-19 Alan Modra <amodra@bigpond.net.au>
443 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
444 MODE_MASK.
445 (constant_pool_expr_1): Fix formatting.
446 (rs6000_legitimize_reload_address): Likewise.
448 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
450 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
451 now that we have one.
453 2002-02-19 Zack Weinberg <zack@codesourcery.com>
455 * tree.h (struct tree_common): Remove aux. Add unused_0 at
456 end of first block of bitfields (which was only seven bits);
457 rename dummy to unused_1; remove comment which is no longer true.
459 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
461 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
463 2002-02-19 Philip Blundell <pb@nexus.co.uk>
465 PR 5399
466 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
467 if generating PIC.
469 PR 5054
470 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
471 arm_is_longcall_p rather than inspecting call-type cookie
472 directly.
473 (call_value_insn) [TARGET_THUMB]: Likewise.
475 2002-02-19 Graham Stott <grahams@redhat.com>
477 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
479 2002-02-19 David Edelsohn <edelsohn@gnu.org>
481 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
482 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
483 (FP_SAVE_INLINE): Delete.
485 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
486 * config/rs6000/eabi.asm: Remove ABI save restore routines.
487 * config/rs6000/t-ppccomm: Build crtsavres.o.
488 * config/rs6000/crtsavres.asm: New file.
490 2002-02-19 Philip Blundell <philb@gnu.org>
492 * config/arm/arm.c (use_return_insn): Don't reject interrupt
493 functions.
494 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
495 (output_return_instruction): Allow interrupt functions to return with
496 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
497 (arm_expand_prologue): Subtract 4 before stacking LR in an
498 interrupt function.
500 2002-02-19 Philip Blundell <pb@nexus.co.uk>
502 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
503 decl, not just FUNCTION_DECL.
504 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
505 (arm_assemble_integer): Likewise.
506 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
507 marked local.
509 2002-02-19 matthew green <mrg@eterna.com.au>
511 * config.gcc (sparc-*-netbsdelf*): Enable target.
512 (sparc64-*-netbsd*): New target.
513 * config/sparc/netbsd-elf.h: New file.
514 * config/sparc/t-netbsd64: New file.
516 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
518 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
520 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
522 * doc/invoke.texi: explicitly list the style guidelines that
523 -Weffc++ checks for.
525 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
527 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
529 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
531 PR other/5718
532 * gcc.c (cpp_unique_options): Treat -o as indicating object file
533 only if not -E. If -E, pass -o through to the preprocessor.
535 2002-02-19 Kazu Hirata <kazu@hxi.com>
537 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
538 register number with an appropriate macro.
540 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
542 * doc/rtl.texi (Constants): Close @code tag.
544 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
546 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
547 ("mmx_uavgv4hi3"): Same.
548 ("pmulhrwv4hi3"): Same.
550 * tree-inline.c (walk_tree): Handle vectors.
552 * c-common.c (constant_expression_warning): Handle vectors.
553 (overflow_warning): Same.
555 * sched-deps.c (sched_analyze_2): Handle vectors.
557 * rtlanal.c (rtx_unstable_p): Handle vectors.
558 (rtx_varies_p): Same.
559 (count_occurrences): Same.
560 (regs_set_between_p): Same.
561 (modified_between_p): Same.
562 (modified_in_p): Same.
563 (volatile_insn_p): Same.
564 (volatile_refs_p): Same.
565 (side_effects_p): Same.
566 (may_trap_p): Same.
567 (inequality_comparisons_p): Same.
568 (replace_regs): Same.
569 (computed_jump_p_1): Same.
571 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
572 argument.
573 (inner_mode_array): New.
574 (copy_rtx): Handle vectors.
575 (copy_most_rtx): Same.
576 (rtx_equal_p): Same.
577 (get_mode_alignment): Adjust for vectors.
579 * resource.c (mark_referenced_resources): Handle vectors.
580 (mark_set_resources): Same.
582 * reload1.c (eliminate_regs): Handle vectors.
583 (elimination_effects): Same.
584 (scan_paradoxical_subregs): Same.
586 * reload.c (subst_reg_equivs): Handle vectors.
588 * regrename.c (scan_rtx): Handle vectors.
590 * regclass.c (reg_scan_mark_refs): Handle vectors.
592 * recog.c (find_single_use_1): Handle vectors.
594 * local-alloc.c (equiv_init_varies_p): Handle vectors.
595 (contains_replace_regs): Same.
596 (memref_referenced_p): Same.
598 * integrate.c (copy_rtx_and_substitute): Handle vectors.
599 (subst_constants): Same.
601 * genattrtab.c (attr_copy_rtx): Handle vectors.
602 (encode_units_mask): Same.
603 (clear_struct_flag): Same.
604 (count_sub_rtxs): Same.
606 * gcse.c (want_to_gcse_p): Handle vectors.
607 (oprs_unchanged_p): Same.
608 (hash_expr_1): Same.
609 (oprs_not_set_p): Same.
610 (expr_killed_p): Same.
611 (compute_transp): Same.
612 (store_ops_ok): Same.
614 * function.c (purge_addressof_1): Do not allow paradoxical subregs
615 of vectors.
616 (fixup_var_refs_1): Same.
617 (instantiate_virtual_regs_1): Same.
619 * fold-const.c (operand_equal_p): Handle vectors.
620 (fold): Same.
621 (rtl_expr_nonnegative_p): Same.
623 * flow.c (mark_used_regs): Handle vectors.
625 * df.c (df_uses_record): Handle vectors.
627 * cselib.c (cselib_subst_to_values): Handle vectors.
628 (cselib_mem_conflict_p): Same.
629 (hash_rtx): Same.
631 * cse.c (canon_reg): Handle vectors.
632 (fold_rt): Same.
633 (cse_process_notes): Same.
634 (count_reg_usage): Same.
635 (canon_hash): Same.
637 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
639 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
641 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
642 (gen_rtx): Handle CONST_VECTOR.
643 (gen_const_vector_0): New.
644 (copy_rtx_if_shared): CONST_VECTORs can be shared.
645 (reset_used_flags): Same.
646 (copy_insn_1): Same.
647 (initializer_constant_valid_p): Handle VECTOR_CST.
649 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
651 * doc/rtl.texi (Constants): Document const_vector.
652 (CONST0_RTX): Update for vectors.
653 (RTL sharing): Same.
655 * print-tree.c (print_node): Add case for VECTOR_CST.
657 * tree.h (TREE_VECTOR_CST_ELTS): New.
658 (struct tree_vector): New.
659 (union tree_node): Add vector node.
660 (build_vector): Add prototype.
662 * tree.def (VECTOR_CST): New.
664 * tree.c (build_vector): New.
666 * expmed.c (make_tree): Handle CONST_VECTOR.
668 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
669 (CONST_VECTOR_ELT): New.
670 (CONST_VECTOR_NUNITS): New.
672 * machmode.h (GET_MODE_INNER): New.
673 (DEF_MACHMODE): Accept 8th arg.
675 * machmode.def: Add 8th argument for vector inner mode.
676 Add inner vector modes for vectors.
678 * rtl.def (VEC_CONST): Remove.
679 (CONST_VECTOR): New.
681 * expr.c (clear_storage): Allow vectors.
682 (is_zeros_p): Handle VECTOR_CST.
684 * varasm.c (output_constant_pool): Handle vectors.
685 (rtx_const): Add veclo and vechi fields.
686 (kind): Add RTX_VECTOR.
687 (decode_rtx_const): Add case for vector.
689 * config/rs6000/rs6000-protos.h: Add zero_constant.
691 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
692 constants. Force easy vector constants into memory.
693 (easy_vector_constant): New.
694 (emit_easy_vector_constant): New.
695 (rs6000_legitimize_reload_address): Do not generate bad reloads on
696 darwin.
698 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
699 instruction does.
700 ("altivec_lvxl"): Same.
701 (altivec_lvebx): Same.
702 (altivec_lvehx): Same.
703 (altivec_lvewx): Same.
704 ("*movv4si_const0"): New.
705 ("*movv4sf_const0"): New.
706 ("*movv8hi_const0"): New.
707 ("*movv16qi_const0"): New.
709 2002-02-18 Kazu Hirata <kazu@hxi.com>
711 * config/h8300/h8300.c (notice_update_cc): Use
712 cc_status.value2.
714 2002-02-18 Kazu Hirata <kazu@hxi.com>
716 * config/h8300/h8300.md (divmod patterns): Change the
717 constraints for operands[1] to register_operand.
719 2002-02-18 Kazu Hirata <kazu@hxi.com>
721 * config/h8300/h8300-protos.h: Remove the prototype for
722 p_operand.
723 * config/h8300/h8300.c (p_operand): Remove.
724 * config/h8300/h8300.md: Replace p_operand with
725 const_int_operand.
727 2002-02-18 Philip Blundell <pb@nexus.co.uk>
729 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
730 comment.
731 (output_return_instruction): Allow use of LDR to unstack
732 return addresss even for interrupt handlers or when
733 interworking. If compiling for ARMv5, use interworking-safe
734 return instructions by default. Remove duplicated code and
735 lengthy "strcat" sequences.
737 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
739 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
740 (LINK_EH_SPEC): Define.
741 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
743 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
745 * config/s390/s390.c (s390_emit_prologue): Do not set the
746 frame_related flag for call-clobbered registers.
748 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
750 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
751 (construct_container): Fix handling of SSE operands.
752 (ix86_expand_builtin): Fix handling of 64bit pointers.
753 (mmx_maskmovq_rex): New pattern.
755 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
757 * regrename.c (kill_set_value): Handle subregs properly.
759 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
761 * objc/objc-act.c (handle_impent): Remove leading '*'
762 from objc_class_name.
764 2002-02-17 Richard Henderson <rth@redhat.com>
766 * config/alpha/alpha.c (some_small_symbolic_operand,
767 some_small_symbolic_operand_1, split_small_symbolic_operand,
768 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
769 Handle small SYMBOL_REFs anywhere, not just inside memories.
770 * config/alpha/alpha-protos.h: Update.
771 * config/alpha/alpha.h (PREDICATE_CODES): Update.
772 * config/alpha/alpha.md (small symbolic operand splitter): Update.
774 2002-02-17 Roland McGrath <roland@frob.com>
776 * config.gcc (powerpc-*-gnu-gnualtivec*,
777 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
778 * config/rs6000/gnu.h: New file.
779 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
780 Grok "gnu" in rs6000_abi_name.
781 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
782 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
783 Grok -mcall-gnu analogous to -mcall-linux et al.
784 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
785 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
786 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
788 2002-02-17 Jakub Jelinek <jakub@redhat.com>
790 PR c/3444:
791 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
792 shortening.
794 2002-02-17 Philipp Thomas <pthomas@suse.de>
796 * config/cris/cris.h: Undefine STARTFILE_SPEC and
797 ENDFILE_SPEC before (re)defining them.
799 2002-02-17 Kazu Hirata <kazu@hxi.com>
801 * config/h8300/h8300.c: Fix formatting.
802 * config/h8300/h8300.h: Likewise.
804 2002-02-17 Philipp Thomas <pthomas@suse.de>
806 * doc/tm.texi: Explain why empty strings should not be
807 marked for translation.
809 2002-02-17 Philipp Thomas <pthomas@suse.de>
811 * final.c (output_operand_lossage): Changed to accept
812 printf style arguments. Change calls where necessary.
813 * output.h (output_operand_lossage): Change declaration
814 accordingly. Update copyright.
815 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
816 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
817 Update copyright date where necessary.
819 * config/i386/i386.c (print_operand): Likewise. Remove use of
820 sprintf.
822 * config/cris/cris.c (cris_operand_lossage): Likewise.
823 Rename parameter so that exgettext recognizes it as
824 translatable message.
825 (LOSE_AND_RETURN): Rename parameter to msgid.
827 2002-02-17 Kazu Hirata <kazu@hxi.com>
829 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
830 hard coded register number with an appropriate macro.
831 (HARD_REGNO_MODE_OK): Likewise.
832 (ARG_POINTER_REGNUM): Likewise.
833 (STATIC_CHAIN_REGNUM): Likewise.
834 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
835 * config/h8300/h8300.md (define_constants): Define more
836 register numbers.
838 2002-02-17 Philipp Thomas <pthomas@suse.de>
840 * config/i386/i386.h: Don't mark empty strings for translation.
842 2002-02-16 H.J. Lu <hjl@gnu.org>
844 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
846 2002-02-16 Zack Weinberg <zack@codesourcery.com>
848 * cppinit.c (merge_include_chains): Check for brack being
849 NULL before attempting to merge it with qtail.
851 2002-02-16 Andrew Cagney <ac131313@redhat.com>
853 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
854 DBX_DEBUG.
856 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
858 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
860 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
862 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
863 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
864 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
866 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
868 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
869 now only if !TARGET_FIX.
870 (*movsi_nt_vms_fix): New pattern.
872 2002-02-16 Douglas B Rupp <rupp@gnat.com>
874 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
875 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
876 (alpha_sa_mask, alpha_sa_size): Reflect above change.
877 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
878 (alpha_start_function, alpha_expand_epilogue): Likewise.
879 (unicosmk_gen_dsib): Likewise.
881 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
883 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
885 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
887 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
888 check_and_change_labels, s390_final_chunkify): Delete.
889 (s390_split_branches, s390_chunkify_pool): New functions.
890 (s390_function_prologue): Call them.
892 * config/s390/s390.h (S390_REL_MAX): Delete.
893 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
895 * config/s390/s390.md (cjump, icjump, jump): Fix length
896 attribute calculation.
899 2002-02-15 David Edelsohn <edelsohn@gnu.org>
901 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
902 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
904 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
906 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
907 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
908 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
910 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
912 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
914 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
916 * reload.c (find_dummy_reload): Check that an output register
917 is valid for its mode.
919 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
921 * combine.c (known_cond): After replacing the REG of a SUBREG, try
922 to simplify it.
924 * function.c (assign_parms): Demote promoted argument passed by
925 transparent reference.
927 2001-02-14 Joel Sherrill <joel@OARcorp.com>
929 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
930 -Acpu() and -Amachine() to eliminate warnings.
932 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
934 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
936 2002-02-14 Kazu Hirata <kazu@hxi.com>
938 * config/h8300/h8300-protos.h: Update the prototype for
939 const_costs.
940 * config/h8300/h8300.c (const_costs): Treat SET as a little
941 more expensive operation.
942 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
943 reference to const_costs.
945 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
947 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
949 2002-02-14 Jakub Jelinek <jakub@redhat.com>
951 PR c/5503:
952 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
953 use arguments from newtype.
955 2002-02-13 Eric Christopher <echristo@redhat.com>
957 * config/mips/mips.c (override_options): Add check for march/mipsX
958 on the same command line. Fix error message in cpu processing.
959 Remove architecture and ISA checks.
961 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
963 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
965 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
967 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
969 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
970 alternatives.
971 ("*movv8hi_internal1"): Same.
972 ("*movv16qi_internal1"): Same.
973 ("*movv4sf_internal1"): Same.
975 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
976 not push_reload for altivec modes.
978 2002-02-13 Joel Sherrill <joel@OARcorp.com>
980 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
981 all RTEMS targets including removal of #includes from config/*/rtems*.h
982 file and adding them to tm_file setting. Added xm_defines=POSIX to
983 many targets.
984 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
985 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
986 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
987 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
988 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
989 config/m68k/rtemself.h: Ditto.
990 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
991 config/mips/rtems64.h: Ditto.
992 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
993 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
994 Ditto.
995 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
996 config/sparc/rtemself.h: Ditto.
997 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
998 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
999 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
1000 more like arm-elf.
1001 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
1002 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
1003 target made more similar to i386-elf.
1004 * config/i386/t-rtems-i386: Added soft float support and multilibs.
1005 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
1006 be similar to config/m68k/t-m68kelf.
1007 * gthr-rtems.h: Encapsulate with extern "C" for C++.
1009 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
1011 * regmove.c (kill_value): Handle subregs.
1013 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
1015 * i386.md (mul patterns): Allow memory operand to be first;
1016 add expanders where needed; fix constraints.
1017 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
1018 Allow memory operand to be the first.
1020 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
1021 operands.
1023 2002-02-13 Jakub Jelinek <jakub@redhat.com>
1025 PR c/5681:
1026 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
1027 GET_MODE (x).
1029 2002-02-13 Jakub Jelinek <jakub@redhat.com>
1031 PR optimization/5547:
1032 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
1033 all valid IA-32 address modes involving non-scaled %ebx and
1034 GOT/GOTOFF as displacement.
1036 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
1038 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
1039 after emitting ltorg insns.
1041 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
1042 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
1043 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
1044 *abssf2): Fix "op_type" attribute.
1046 2002-02-13 Douglas B Rupp <rupp@gnat.com>
1048 * mkconfig.sh: Avoid using a subshell redirect.
1049 ($output.T): Change to $(output)T.
1050 (ENABLE_NLS): Remove unneeded undef.
1052 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
1053 * config/alpha/x-vms (libsubdir): Define.
1055 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
1056 register frame procedures. Optimize retrieving context.
1058 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
1059 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
1060 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
1062 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1064 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
1065 Make same change as for find_base_value.
1067 2002-02-13 Kazu Hirata <kazu@hxi.com>
1069 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
1070 of QImode and SImode.
1072 2002-02-13 Kazu Hirata <kazu@hxi.com>
1074 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
1075 length computation of movsi.
1076 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
1078 2002-02-13 Kazu Hirata <kazu@hxi.com>
1080 * config/h8300/h8300.md (subqi3): Tighten the predicate for
1081 operands[2] to register_operand.
1083 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
1085 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
1087 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
1089 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
1090 for altivec_lvx* and altivec_stvx*.
1091 ("*movv4si_internal"): Add constraint for loading from GPRs.
1092 ("*movv8hi_internal1"): Same.
1093 ("*movv16qi_internal1"): Same.
1094 ("*movv4sf_internal1"): Same.
1096 * config/rs6000/rs6000.c (altivec_register_operand): New.
1098 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
1099 altivec_register_operand.
1101 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
1103 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
1104 handle SYMBOL_REF.
1106 2002-02-13 Stan Shebs <shebs@apple.com>
1108 * c-typeck.c (digest_init): Handle vectors.
1109 (really_start_incremental_init): Same.
1110 (pop_init_level): Same.
1111 (process_init_element): Same.
1113 * varasm.c (output_constant): Same.
1115 * expr.c (clear_storage): Same.
1116 (store_constructor): Same.
1118 2002-02-12 Eric Christopher <echristo@redhat.com>
1120 * explow.c (hard_function_value): Add comment explaining
1121 signed/unsigned comparison.
1123 2002-02-12 Jakub Jelinek <jakub@redhat.com>
1125 * jump.c (never_reached_warning): Add finish argument.
1126 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
1127 real insn after end.
1128 * rtl.h (never_reached_warning): Adjust prototype.
1129 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
1130 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
1131 never_reached_warning.
1133 2002-02-12 Graham Stott <grahams@redhat.com>
1135 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
1137 2002-02-12 Kazu Hirata <kazu@hxi.com>
1139 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
1140 logical shifts on H8/300.
1141 (shift_alg_si): Improve several shifts on H8/300.
1142 (get_shift_alg): Likewise.
1144 2002-02-12 Graham Stott <grahams@redhat.com>
1146 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
1148 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1150 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
1151 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
1153 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
1155 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
1156 non-CONST_INT through default_assemble_integer.
1157 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
1158 <case 8>: Abort for CONST_DOUBLE.
1160 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1162 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
1163 is specified.
1164 * config/pa/pa-linux.h (LIB_SPEC): Delete.
1165 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
1167 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
1169 * config/stormy16/stormy16.md (zero_extendqihi2): New.
1171 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
1173 * regrename.c (regrename_optimize): Don't accept a
1174 part-clobbered register if the replaced register is not part
1175 clobbered.
1177 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
1178 take padding into account when computing the argument value.
1180 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
1182 * combine.c (try_combine): Apply substitutions in
1183 CALL_INSN_FUNCTION_USAGE too.
1185 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
1187 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
1188 __builtin_altivec_abs*.
1189 (bdesc_abs): New.
1191 * config/rs6000/rs6000.h (rs6000_builtins): Add
1192 ALTIVEC_BUILTIN_ABS*.
1194 * config/rs6000/altivec.h: Use const char for builtins expecting
1195 literals.
1196 (vec_abs): New versions for C and C++.
1197 (vec_abss): Same.
1199 2002-02-10 Kazu Hirata <kazu@hxi.com>
1201 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
1202 using Pmode.
1204 2002-02-10 Kazu Hirata <kazu@hxi.com>
1206 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
1207 constant definition from h8300.md.
1208 (FRAME_POINTER_REGNUM): Likewise.
1209 * config/h8300/h8300.md (define_constants): Add FP_REG.
1211 2002-02-10 Kazu Hirata <kazu@hxi.com>
1213 * config/h8300/h8300.c (print_operand): Remove redundant code.
1215 2002-02-10 Kazu Hirata <kazu@hxi.com>
1217 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
1218 * config/h8300/h8300.c (byte_reg): Make it static.
1220 2002-02-10 Richard Henderson <rth@redhat.com>
1222 PR c/5623
1223 * c-typeck.c (incomplete_type_error): Handle flexible array members.
1225 2002-02-10 Richard Henderson <rth@redhat.com>
1227 PR c++/5624
1228 * tree.c (append_random_chars): Don't abort if main_input_filename
1229 does not exist.
1231 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
1233 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
1235 2002-02-10 Kazu Hirata <kazu@hxi.com>
1237 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
1238 (pushhi1): Likewise.
1240 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
1242 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
1243 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
1245 2002-02-09 David O'Brien <obrien@FreeBSD.org>
1247 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
1248 remove MASK_VIS.
1249 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
1251 2002-02-09 Kazu Hirata <kazu@hxi.com>
1253 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
1254 a half of an SImode register on H8/300.
1256 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
1258 * i386.md (movdi_2): Add missing '!'.
1260 2002-02-09 Kazu Hirata <kazu@hxi.com>
1262 * config/h8300/h8300.h: Fix formatting. Remove commented-out
1263 definitions.
1265 2002-02-09 Kazu Hirata <kazu@hxi.com>
1267 * config/h8300/h8300.md (length): Correct the distance valid
1268 for the short branch.
1270 2002-02-09 Kazu Hirata <kazu@hxi.com>
1272 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
1274 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
1276 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
1277 registers in SImode.
1278 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
1279 part-clobbered.
1281 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
1282 patch.
1284 Contribute sh64-elf.
1285 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
1286 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
1287 (sh_cannot_modify_jumps_p): New function.
1288 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
1289 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
1290 (sh_ms_bitfield_layout_p): New function.
1291 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
1292 Zack Weinberg <zack@codesourcery.com>
1293 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
1294 expand_simple_binop instead of expand_binop.
1295 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
1296 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
1297 use of .quad and .uaquad.
1298 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
1299 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
1300 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
1301 * config/sh/sh.md (movdi_const, movdi_const_32bit,
1302 movdi_const_16bit): Make sure all CONSTs have modes.
1303 (sym2PIC): Ditto, but by adjusting all callers.
1304 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
1305 if the prologue calls the SHmedia argument decoder or register
1306 saver.
1307 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
1308 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
1309 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1310 (sh_expand_epilogue): Don't emit USE of return target register.
1311 (prepare_move_operands): Legitimize DImode PIC addresses.
1312 (sh_media_register_for_return): Skip tr0, used to initialize the
1313 PIC register.
1314 (sh_expand_prologue): Remove explicit USE of return register.
1315 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
1316 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
1317 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
1318 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
1319 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
1320 EXTRA_CONSTRAINT_T.
1321 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
1322 (MOVI_SHORI_BASE_OPERAND_P): New.
1323 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
1324 (EXTRA_CONSTRAINT_T): Define in terms of them.
1325 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
1326 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
1327 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
1328 alternatives supporting TARGET_REGS.
1329 (UNSPEC_GOTPLT): New constant.
1330 (movdi split): Move incrementing of LABEL_NUSES...
1331 (movdi_const, movdi_const_32bit): Here. Use
1332 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
1333 (movdi_const_16bit): New.
1334 (call, call_value) [flag_pic]: Use GOTPLT.
1335 (call_pop, call_value_pop): New expands.
1336 (call_pop_compact, call_pop_rettramp): New insns.
1337 (call_value_pop_compact, call_value_pop_rettramp): New insns.
1338 (sibcall) [flag_pic]: Use GOT.
1339 (builtint_setjmp_receiver): Remove bogus, unused expand.
1340 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
1341 (*pt, *ptb, ptrel): New insns.
1342 (sym2GOT): Handle DImode GOT.
1343 (sym2GOTPLT, symGOTPLT2reg): New expands.
1344 (sym2PIC): New expand.
1345 (shcompact_return_tramp): Use GOTPLT to return trampoline.
1346 (shcompact_return_tramp_i): Use return register explicitly.
1347 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
1348 disable flag_reorder_blocks.
1349 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
1350 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
1351 clobbers, for clarity.
1352 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
1353 restoring of r0 in macl as MAYBE_DEAD.
1354 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
1355 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
1356 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
1357 alter_subreg all over.
1358 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
1359 reload, instead of emitting instructions that would require
1360 reloading.
1361 (casesi_load_media): Add missing modes.
1362 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
1363 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
1364 as used if the argument decoder is called.
1365 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1366 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
1367 Pmode, then extend it to DImode if necessary.
1368 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
1369 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
1370 constants in FPU-enabled SHmedia, let them be loaded from memory.
1371 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1372 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
1373 Adjust whitespace in assembly output templates.
1374 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
1375 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
1376 mode of if_then_else.
1377 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
1378 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
1379 sh.h.
1380 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
1381 Joern Rennecke <amylaar@redhat.com>
1382 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
1383 (SUBTARGET_CPP_PTR_SPEC): New.
1384 (SUBTARGET_CPP_SPEC): Remove.
1385 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
1386 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
1387 Fix typo in previous checkin.
1388 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
1389 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
1390 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
1391 Alexandre Oliva <aoliva@redhat.com>
1392 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
1393 what single FP register can hold for SHmedia target.
1394 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
1395 Alexandre Oliva <aoliva@redhat.com>
1396 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
1397 Do not split into SUBREG.
1398 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
1399 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
1400 and added new functions as specified in SH5 ABI r9.
1401 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
1402 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
1403 8-byte boundary.
1404 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1405 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
1406 gen_consttable_4 and gen_consttable_8. Emit multiple labels
1407 and consttable_window_ends.
1408 2001-06-03 Graham Stott <grahams@redhat,com>
1409 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
1410 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
1411 * config/sh/sh.c (print_operand): Handle floating-point pair,
1412 vector and matrix registers.
1413 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
1414 vector modes into account.
1415 * config/sh/sh.md (movv2sf): Split move between registers into
1416 movdf.
1417 (movv4sf, movv16sf): Introduce insns that get split only after
1418 reload.
1419 * config/sh/shmedia.h: Fix Copyright dates.
1420 * config/sh/ushmedia.h: Likewise. Move loop counter
1421 declarations into conditionals that uses them.
1422 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
1423 loop boundary.
1424 * config/sh/sshmedia.h: Fix Copyright dates.
1425 (sh_media_PUTCFG): Fix constraints.
1426 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1427 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
1428 ptrmemfunc_vbit_in_delta for SH5.
1429 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
1430 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
1431 * invoke.texi: Likewise.
1432 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
1433 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
1434 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
1435 GCC_pop_shmedia_regs_nofpu): New global symbols.
1436 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
1437 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
1438 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
1439 compact function with nonlocal labels.
1440 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
1441 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
1442 (initial_elimination_offset): Account for their stack space.
1443 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
1444 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
1445 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
1446 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
1447 least one of the operands to be a register.
1448 (movv2sf): Likewise. Renamed to movv2sf_i.
1449 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
1450 prepare_move_operands() before emitting SHmedia insns.
1451 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
1452 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
1453 Don't save nor initialize r12. Don't mis-align the stack.
1454 Pad the code with a nop.
1455 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
1456 stack.
1457 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
1458 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
1459 [__SHMEDIA__]: Implement.
1460 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
1461 * config/sh/sh.md: Set latency of `pt' closer to reality.
1462 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
1463 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
1464 Set move, load and store type attributes.
1465 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
1466 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
1467 profiling.
1468 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
1469 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
1470 * config/sh/sh.c (sh_media_register_for_return): New function.
1471 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
1472 branch-target register.
1473 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
1474 * config/sh/sh.md (return_media_i): Use any call-clobbered
1475 branch-target register.
1476 (return_media): If r18 wasn't copied in the prologue, copy it
1477 here.
1478 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
1479 Clear class FP0_REGS.
1480 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
1481 from elf.h.
1482 2001-03-08 DJ Delorie <dj@redhat.com>
1483 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
1484 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
1485 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
1486 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
1487 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
1488 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
1489 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
1490 return value correctly for call_cookie.
1491 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
1492 * config/sh/crt1.asm (start): Modified so as to call
1493 ___setup_argv_and_call_main.
1494 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
1495 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
1496 SHmedia mode.
1497 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
1498 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
1499 (STRIP_NAME_ENCODING): Use it.
1500 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
1501 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
1502 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
1503 prepare_scc_operands().
1504 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
1505 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
1506 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
1507 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
1508 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
1509 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
1510 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
1511 used in shcompact_incoming_args.
1512 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
1513 change.
1514 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
1515 mode.
1516 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
1517 Adjust accordingly.
1518 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1519 Simplify. Adjust. Add sanity check.
1520 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
1521 FPU_SINGLE_BIT.
1522 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
1523 TARGET_SHCOMPACT.
1524 (udivsi3, divsi3): Use them.
1525 (force_mode_for_call): New insn.
1526 (call, call_value, sibcall_value): Emit it before SHcompact
1527 calls.
1528 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
1529 * config/sh/sh.md (call, call_value, sibcall): Make sure the
1530 call cookie is non-NULL before taking its value.
1531 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
1532 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
1533 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
1534 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
1535 block.
1536 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
1537 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
1538 temporary for stack adjusts. Use MACL and MACH to pass
1539 arguments to shcompact_incoming_args.
1540 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
1541 clobber r1.
1542 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
1543 (nested_trampoline): Load static chain address into r1.
1544 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
1545 2001-01-07 Alexandre Oliva <aoliva@redhat.com
1546 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
1547 fp_arith_reg_operand().
1548 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
1549 * config/sh/sh.md (casesi): Sign-extend the first two operands,
1550 and use signed compares for them.
1551 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
1552 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
1553 ones properly aligned.
1554 (find_barrier): Account for extra alignment needed for 8-byte wide
1555 constants.
1556 (machine_dependent_reorg): Require a label for the second 4-byte
1557 constant after an 8-byte one.
1558 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
1559 change.
1560 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
1561 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
1562 last_float when switching float modes.
1563 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
1564 auto-increment for general-purpose registers.
1565 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
1566 result.
1567 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
1568 for stack adjust.
1569 * config/sh/sh.c (sh_builtin_saveregs): Support using all
1570 registers for varargs.
1571 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
1572 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
1573 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
1574 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
1575 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
1576 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
1577 call_cookie accordingly.
1578 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
1579 (SHCOMPACT_BYREF): Likewise.
1580 (SHCOMPACT_FORCE_ON_STACK): New macro.
1581 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
1582 (sh_builtin_saveregs): Likewise.
1583 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
1584 shcompact_incoming_args): Use new shift values. Support
1585 sequences of consecutive and non-consecutive pushes/pops.
1586 * config/sh/sh.md (return): Don't explicitly use PR_REG.
1587 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
1588 * config/sh/sh.h (TEXT_SECTION): Define.
1589 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
1590 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
1591 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
1592 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
1593 return values on FPU-enabled SHmedia.
1594 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
1595 FPU-enabled SHmedia.
1596 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
1597 value is returned in a non-FP reg and is not returned by
1598 reference.
1599 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
1600 jump_ind.
1601 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
1602 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
1603 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
1604 quad-aligned to be passed by callee-copy reference.
1605 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
1606 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
1607 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
1608 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
1609 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
1610 copying low-numbered FP regs to r7 and r8.
1611 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
1612 FP regs to general-purpose regs only if the copy was passed on the
1613 stack.
1614 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
1615 copying FP reg to r9.
1616 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
1617 copy FP regs to general-purpose regs only in outgoing calls.
1618 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
1619 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
1620 HOST_WIDE_INT.
1621 * config/sh/sh.h (struct sh_args): Document all fields.
1622 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
1623 passed partially on the stack should not consider making
1624 sibcalls.
1625 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
1626 stack_regs only for incoming calls. When passing FP args,
1627 make sure there are FP regs available before modifying
1628 call_cookie.
1629 (SHCOMPACT_BYREF): Pass double args in general-purpose
1630 registers by reference.
1631 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
1632 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
1633 attempt to generate sibcalls if the caller got any arguments
1634 by reference.
1635 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
1636 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
1637 to 8-byte boundaries.
1638 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
1639 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
1640 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
1641 stored in the stack.
1642 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
1643 for the offsets to have the ISA bit set.
1644 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
1645 invocation. Use beq instead of bgt to mark end of sequence of
1646 loads.
1647 (shcompact_incoming_args): Fix store of r2. Use beq instead of
1648 bgt to mark end of sequence of stores.
1649 * config/sh/sh.c (arith_operand): Don't check whether
1650 CONST_OK_FOR_J for now.
1651 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
1652 instead of long for conversion.
1653 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
1654 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
1655 before passing it to fprintf.
1656 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
1657 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
1658 Call set_fpscr before reading/writing SR.
1659 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
1660 Call set_fpscr.
1661 * config/sh/lib1funcs.asm: Add `.align 2' directives before
1662 SHmedia code.
1663 (FMOVD_WORKS): Define on SH5 with FPU.
1664 (set_fpscr): Define on SH5. Remove separate _fpscr_values
1665 setting.
1666 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
1667 _fpscr_values.
1668 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
1669 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
1670 address.
1671 (ia_main_table): Ditto.
1672 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
1673 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1674 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
1675 the definitions from sh.h.
1676 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
1677 TARGET_SH5.
1678 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
1679 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
1680 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
1681 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
1682 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
1683 Increment LABEL_NUSES.
1685 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
1686 TARGET_SH5.
1687 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
1688 defined.
1689 * config/sh/elf.h (SIZE_TYPE): Likewise.
1690 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
1691 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
1692 shcompact_incoming_args): Load switch table addresses using
1693 datalabel.
1694 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
1695 (NO_BUILTIN_SIZE_TYPE): Define.
1696 (SIZE_TYPE): Don't define.
1697 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
1698 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
1699 definition of __SH5__=32 for -m5-compact-nofpu.
1700 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
1701 ADDR_DIFF_VEC.
1702 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
1703 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
1704 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
1705 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
1706 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
1707 (INSN_LENGTH_ALIGNMENT): Likewise.
1708 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
1709 * config/sh/sh.md (call, call_value, sibcall): Simplify
1710 copying of non-branch-target register.
1711 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
1712 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
1713 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
1714 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
1715 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
1716 floating-point values as structs.
1717 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
1718 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
1719 general-purpose register.
1720 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
1721 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
1722 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
1723 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
1724 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
1725 (ENCODE_SECTION_INFO): Enclose variables and constants in
1726 DATALABEL unspecs.
1727 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
1728 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
1729 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
1730 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
1731 only for LABEL_REFs. For SYMBOL_REFs, prepend
1732 SH_DATALABEL_ENCODING to the symbol name.
1733 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
1734 convert_mode().
1735 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
1736 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
1737 UNSPEC_DATALABEL.
1738 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
1739 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
1740 (DATALABEL_REF_P): Don't require CONST.
1741 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
1742 REL label.
1743 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
1744 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
1745 right.
1746 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
1747 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
1748 Use shallow_copy_rtx and PUT_MODE to change the mode of
1749 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
1750 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
1751 on SHmedia using GENERAL_REGs.
1752 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
1753 bltu_media_i): Fix reversion of conditions.
1754 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
1755 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
1756 * config/sh/sh.c (output_far_jump): Save r13 in macl.
1757 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
1758 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
1759 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
1760 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
1761 (GCC_nested_trampoline): Likewise.
1762 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
1763 * config/sh/sh.c (gen_datalabel_ref): Define.
1764 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
1765 (INITIALIZE_TRAMPOLINE): Likewise.
1766 (TRAMPOLINE_ADJUST_ADDRESS): Define.
1767 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
1768 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
1769 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
1770 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
1771 (ic_invalidate): Adjust for SH5.
1772 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
1773 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
1774 _nested_trampoline.
1775 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
1776 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
1777 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
1778 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
1779 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
1780 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
1781 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
1782 * config/sh/sh.c (target_reg_operand): Match only target-branch
1783 registers and pseudos that aren't virtual registers.
1784 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
1785 Copy operands that don't match target_reg_operand to pseudos.
1786 (call_media, call_value_media, sibcall_media): Use
1787 target_reg_operand instead of target_operand.
1788 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
1789 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
1790 * config/sh/sh.c (target_reg_operand): Match hardware registers
1791 other than branch-target registers.
1792 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
1793 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
1794 (fpscr_values) [SH5 == 32]: Define.
1795 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
1796 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
1797 Handle function addresses coming in SUBREGs.
1798 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
1799 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
1800 shcompact_return_trampoline): Use datalabel where appropriate.
1801 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
1802 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
1803 general-purpose register to copy one branch-target register to
1804 another.
1805 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
1806 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
1807 SYMBOL_REFs with VOIDmode.
1808 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
1809 bltu_media_i): New insns.
1810 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
1811 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
1812 (INIT_CUMULATIVE_ARGS): Likewise.
1813 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
1814 * machmode.def (V16SFmode): New mode.
1815 * c-common.c (type_for_mode): Support V2SF and V16SF.
1816 * tree.c (build_common_tree_nodes_2): Likewise.
1817 * tree.h (tree_index): Likewise.
1818 * calls.c (emit_call_1): Take args_so_far. Adjust all
1819 callers. Introduce CALL_POPS_ARGS.
1820 * tm.texi (CALL_POPS_ARGS): Document.
1821 * config/sh/crt1.asm: Implement in SHmedia mode.
1822 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
1823 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
1824 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
1825 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
1826 Implement divsi and udivsi in SHmedia mode. Introduce
1827 SHcompact trampolines.
1828 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
1829 only in SHmedia64.
1830 (regno_reg_class): Rewrite.
1831 (fp_reg_names): Remove.
1832 (sh_register_names, sh_additional_register_names): New.
1833 (print_operand): Added `u'. Support SUBREGs in addresses.
1834 Add parentheses around shifted CONSTs.
1835 (output_file_start): Output .mode and .abi directives.
1836 (shiftcosts, addsubcosts, multcosts): Adjust.
1837 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
1838 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
1839 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
1840 bytes, not registers. Take into account the need for the
1841 SHcompact incoming args trampoline. Adjust all callers.
1842 (sh_expand_prologue): Take stack_regs into account. Call
1843 incoming args trampoline. Keep stack aligned as per SH5 ABI.
1844 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
1845 stack aligned as per SH5 ABI.
1846 (sh_builtin_saveregs): Support SH5 ABI.
1847 (sh_build_va_list, sh_va_start): Likewise.
1848 (initial_elimination_offset): Take alignment into account.
1849 Compute location of PR according to the SH5 stack frame.
1850 (arith_reg_operand): Reject branch-target registers.
1851 (shmedia_6bit_operand): New.
1852 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
1853 (target_reg_operand): Match DImode only. Accept SUBREGs.
1854 (target_operand): New.
1855 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
1856 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
1857 SIBCALL_REGS for SHmedia.
1858 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
1859 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
1860 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
1861 (TARGET_SWITCHES): New SH5 flags.
1862 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
1863 VALID_REGISTER_P to disable unsupported registers.
1864 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
1865 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
1866 (FUNCTION_ARG_PADDING): Define.
1867 (FASTEST_ALIGNMENT): Adjust.
1868 (SH_REGISTER_NAMES_INITIALIZER): New.
1869 (sh_register_names): Declare.
1870 (DEBUG_REGISTER_NAMES): Define.
1871 (REGISTER_NAMES): Define based on sh_register_names.
1872 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
1873 (sh_additional_register_names): Declare.
1874 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
1875 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
1876 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
1877 (REGISTER_NATURAL_MODE): Define.
1878 (FIRST_PSEUDO_REGISTER): Adjust.
1879 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1880 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
1881 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
1882 (VECTOR_MODE_SUPPORTED_P): Define.
1883 (REG_CLASS_CONTENTS): Adjust.
1884 (SMALL_REGISTER_CLASSES): Adjust.
1885 (REG_ALLOC_ORDER): Adjust.
1886 (INDEX_REG_CLASS): Adjust.
1887 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
1888 (CONST_OK_FOR_LETTER_P): Adjust.
1889 (PREFERRED_RELOAD_CLASS): Adjust.
1890 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
1891 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
1892 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
1893 (FIRST_FP_PARM_REG): Adjust.
1894 (CALL_POPS_ARGS): Define.
1895 (FUNCTION_ARG_REGNO_P): Adjust.
1896 (struct sh_args): New fields.
1897 (GET_SH_ARG_CLASS): Adjust.
1898 (INIT_CUMULATIVE_ARGS): Adjust.
1899 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
1900 (FUNCTION_ARG_ADVANCE): Adjust.
1901 (FUNCTION_ARG): Adjust.
1902 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
1903 (FUNCTION_ARG_CALLEE_COPIES): Define.
1904 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
1905 (STRICT_ARGUMENT_NAMING): Define.
1906 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
1907 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
1908 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
1909 (SETUP_INCOMING_VARARGS): Adjust.
1910 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
1911 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
1912 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
1913 (SUBREG_OK_FOR_INDEX_P): Adjust.
1914 (EXTRA_CONSTRAINT_S): Update.
1915 (EXTRA_CONSTRAINT_T): New.
1916 (EXTRA_CONSTRAINT): Adjust.
1917 (GO_IF_LEGITIMATE_INDEX): Adjust.
1918 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
1919 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
1920 (MOVE_MAX): Adjust.
1921 (MAX_MOVE_MAX): Define.
1922 (Pmode): Adjust.
1923 (CONST_COSTS): Adjust.
1924 (REGISTER_MOVE_COST): Adjust.
1925 (BRANCH_COST): Adjust.
1926 (TEXT_SECTION_ASM_OP): Adjust.
1927 (DBX_REGISTER_NUMBER): Adjust.
1928 (ASM_OUTPUT_DOUBLE_INT): New.
1929 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1930 (PREDICATE_CODES): Adjust.
1931 (PROMOTE_MODE): Adjust.
1932 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
1933 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
1934 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
1935 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
1936 (DR0_REG, DR2_REG, DR4_REG): Renumber.
1937 (TR0_REG, TR1_REG, TR2_REG): New.
1938 (XD0_REG): Renumber.
1939 (UNSPEC_COMPACT_ARGS): New.
1940 (type): Added pt and ptabs.
1941 (length): Default to 4 on SHmedia. Default pt length to 12
1942 and 20 on SHmedia32 and SHmedia64, respectively.
1943 (pt): New function unit.
1944 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
1945 Add whitespace between operands of SHmedia instructions.
1946 (movdicc): Fix.
1947 (adddi3_media, addsi3_media): Adjust constraints.
1948 (subsi3) [SHmedia]: Force operand 1 into a register.
1949 (udivsi3_i1_media, udivsi3_i4_media): New.
1950 (udivsi3): Support SHmedia.
1951 (divsi3_i1_media, divsi3_i4_media): New.
1952 (divsi3): Support SHmedia.
1953 (anddi3, iordi3, xordi3): Adjust constraints.
1954 (zero_extendhidi2, zero_extendqidi2): New.
1955 (extendsidi2, extendhidi2, extendqidi2): New.
1956 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
1957 (pop_e, pop_fpul, pop_4): Likewise.
1958 (movsi_media): Support FP and BT registers.
1959 (movsi_media_nofpu): New. Adjust splits to DImode.
1960 (lduw, ldub): Renamed to zero_extend* above.
1961 (movqi_media): Fix typo.
1962 (movdi_media): Support FP and BT registers.
1963 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
1964 (movdi_const_32bit): New.
1965 (shori_media): Require immediate operand. Use `u' for output.
1966 (movdf_media, movsf_media): Simplified.
1967 (movdf_media_nofpu, movsf_media_nofpu): New.
1968 (movdf, movsf): Adjust
1969 (movv2sf, movv2sf, movv16sf): New.
1970 (beq_media, beq_media_i): Adjust constraints. Don't use
1971 scratch BT register.
1972 (bne_media, bne_media_i): Likewise.
1973 (bgt_media, bgt_media_i): Likewise.
1974 (bge_media, bge_media_i): Likewise.
1975 (bgtu_media, bgtu_media_i): Likewise.
1976 (bgeu_media, bgeu_media_i): Likewise.
1977 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
1978 bunordered): Emit jump insn. Force operands to registers when
1979 needed.
1980 (jump_media, jump): Simplify.
1981 (call_compact, call_compact_rettramp): New.
1982 (call_value_compact, call_value_compact_rettramp): New.
1983 (call_media, call_value_media): Simplify.
1984 (sibcall_compact, sibcall_media): New.
1985 (call, call_value): Adjust for SHmedia and SHcompact.
1986 (sibcall, sibcall_value, untyped_call): Likewise.
1987 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
1988 (indirect_jump): Adjust for SHmedia.
1989 (casesi_jump_media): New.
1990 (nop): Re-enable for SHmedia.
1991 (call_site): Restrict to SH1.
1992 (casesi): Adjust for SHmedia.
1993 (casesi_shift_media, casesi_load_media): New.
1994 (return): Explicitly use PR register. Call return trampoline
1995 on SHcompact.
1996 (return_i): Explicitly use PR register.
1997 (shcompact_return_tramp, shcompact_return_tramp_i): New.
1998 (return_media): Adjust.
1999 (shcompact_incoming_args): New.
2000 (epilogue): Adjust.
2001 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
2002 (movstrsi): Disable on SH5.
2003 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
2004 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
2005 (subsf3, subsf3_media): Likewise.
2006 (mulsf3, mulsf3_media, mac_media): Likewise.
2007 (divsf3, divsf3_media): Likewise.
2008 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
2009 (floatsisf2, fux_truncsfsi2): Likewise.
2010 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
2011 constraints.
2012 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
2013 (cmpunsf_media, cmpsf): Likewise.
2014 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
2015 (abssf2, abssf2_media): Likewise.
2016 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
2017 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
2018 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
2019 (floatsidf2, fix_truncdfsi2): Likewise.
2020 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
2021 constraints.
2022 (cmpeqdf_media, cmpgtdf_media): Likewise.
2023 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
2024 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
2025 (absdf2, absdf2_media): Likewise.
2026 (extendsfdf2, extendsfdf2_media): Likewise.
2027 (truncsfdf2, truncsfdf2_media): Likewise.
2028 * config/sh/sh64.h: New file.
2029 * config/sh/t-sh64: New file.
2030 * config/sh/shmedia.h: New file.
2031 * config/sh/ushmedia.h: New file.
2032 * config/sh/sshmedia.h: New file.
2033 * configure.in: Added sh64-*-elf.
2034 * configure: Rebuilt.
2035 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
2036 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
2037 (reg_class_from_letter): Use `b' for TARGET_REGS.
2038 (print_operand): Support `%M', `%m', `AND' and
2039 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
2040 (andcosts): Adjust for SHmedia.
2041 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
2042 Likewise.
2043 (target_reg_operand): New function.
2044 * config/sh/sh-protos.h (target_reg_operand): Declare.
2045 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
2046 FP registers on SH5.
2047 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
2048 on SH4.
2049 (TARGET_REGISTER_P): New macro.
2050 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
2051 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
2052 (EXTRA_CONSTRAINT_S): New macro.
2053 (EXTRA_CONSTRAINT): Adjust.
2054 (FLOAT_TYPE_SIZE): Define to 32.
2055 (Pmode): DImode on SHmedia.
2056 (CONST_COSTS): Adjust for SHmedia literals.
2057 (PREDICATE_CODES): Added target_reg_operand.
2058 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
2059 * config/sh/sh.md: Remove all attrs from SHmedia insns.
2060 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
2061 (cmpdi): Accept SHmedia.
2062 (movdicc_false, movdicc_true): New insns.
2063 (movdicc): New expand.
2064 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
2065 no_new_pseudos.
2066 (addsi3_media): Match `S' constraint.
2067 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
2068 (negdi2): Expand for SHmedia.
2069 (one_cmpldi2): New expand.
2070 (zero_extendsidi2): Change from expand to insn.
2071 (extendsidi2): Add constraints.
2072 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
2073 LD/ST address. Fix SI immediate loading split.
2074 (movhi_media, movqi_media, lduw, ldub): New insns.
2075 (movhi, movqi): Accept SHmedia.
2076 (shori_media, movdi_media): Relax input constraints. Split
2077 symbolic constants.
2078 (movdf_media, movsf_media): New insn. New split to movdi.
2079 (movdf, movsf): Match on SHmedia.
2080 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
2081 bgeu_media): New insns and splits. New insns with `_i' suffix.
2082 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
2083 (bunordered): New expand.
2084 (jump_compact): Renamed from `jump'.
2085 (jump_media): New insn.
2086 (jump): New expand.
2087 (call_media, call_value_media): New insns.
2088 (call, call_value): Adjust.
2089 (indirect_jump_compact): Renamed from `indirect_jump'.
2090 (indirect_jump_media): New insn.
2091 (indirect_jump): New expand.
2092 (untyped_call, return): Accept SHmedia.
2093 (return_media): New insn.
2094 (prologue, epilogue, blockage): Accept SHmedia.
2095 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
2096 (sunordered): New expand.
2097 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
2098 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
2099 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
2100 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
2101 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
2102 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
2103 abssf2_media): New insns.
2104 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
2105 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
2106 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
2107 floatdidf2, floatsidf2_media, fix_truncdfdi2,
2108 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
2109 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
2110 absdf2_media): New insns.
2111 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
2112 (extendsfdf2_media, truncdfsf2_media): New insns.
2113 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
2114 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
2115 * config/sh/sh.h (CONST_OK_FOR_J): Document.
2116 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
2117 * config/sh/sh.md (adddi3): New expand.
2118 (adddi3_media, adddi3z_media): New insns.
2119 (adddi3_compact): Renamed from adddi3.
2120 (addsi3_media): Use add.l r63 to add constant zero.
2121 (subdi3): New expand.
2122 (subdi3_media): New insn.
2123 (subdi3_compact): Renamed from subdi3.
2124 (mulsidi3): New expand.
2125 (mulsidi3_media): New insn.
2126 (mulsidi3_compact): Renamed from mulsidi3.
2127 (umulsidi3): New expand.
2128 (umulsidi3_media): New insn.
2129 (umulsidi3_compact): Renamed from umulsidi3.
2130 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
2131 (ashlsi3, ashrsi3, lshrsi3): Use them.
2132 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
2133 (ashldi3, ashrdi3, lshrdi3): Use them.
2134 (zero_extendsidi2): New expand.
2135 (extendsidi2): New insn.
2136 (movsi_media): New insn. Split to movdi to load constants.
2137 (movsi): Enable for shmedia.
2138 (movdi_media): New insn. Use shori_media to load wide constants.
2139 (short_media): New insn.
2140 (movdi): Enable for shmedia.
2141 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
2142 * config/sh/sh.h (CPP_SPEC): Added `m5'.
2143 (SUBTARGET_CPP_SPEC): Added `!m5'.
2144 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
2145 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
2146 to all other SH variants.
2147 (TARGET_DEFAULT): Set to SH1_BIT.
2148 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
2149 (BITS_PER_WORD): Raise to 64 on shmedia.
2150 (MAX_BITS_PER_WORD): Change to 64.
2151 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
2152 (INT_TYPE_SIZE): Keep as 32.
2153 (UNITS_PER_WORD): Raise to 8 on shmedia.
2154 (MIN_UNITS_PER_WORD): Keep as 4.
2155 (POINTER_SIZE): Raise to 64 on shmedia.
2156 (CONST_OK_FOR_J): New macro.
2157 (CONST_OK_FOR_LETTER_P): Use it.
2158 (processor_type): Add PROCESSOR_SH5.
2159 * config/sh/sh.md: Conditionalize all expands, insns and
2160 splits to TARGET_SH1.
2161 (cpu): Added sh5.
2162 (addsi3_compact): Renamed from...
2163 (addsi3): Now an expand.
2164 (addsi3_media, subsi3_media): New insns.
2165 (subsi3): Don't negate constants with SHmedia.
2167 * hooks.c: New file.
2168 * hooks.h: New file.
2169 * Makefile.in (HOOKS_H): New.
2170 (TARGET_DEF_H): Added $(HOOKS_H).
2171 (OBJS): Added hooks.o.
2172 (cfgcleanup.o, bb-reorder.o): Added target.h.
2173 (hooks.o): Added dependencies.
2174 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
2175 (TARGET_INITIALIZER): this.
2176 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
2177 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
2178 * bb-reorder.c: Include target.h.
2179 (reorder_basic_blocks): Skip if cannot modify jumps.
2180 * cfgcleanup.c: Include target.h.
2181 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
2183 2002-02-08 Chris Demetriou <cgd@broadcom.com>
2185 * config/mips/mips.md (casesi_internal, casesi_internal_di):
2186 Protect jump delay slot instructions with .set noreorder and
2187 .set nomacro.
2189 2002-02-08 Chris Demetriou <cgd@broadcom.com>
2191 * config/mips/mips.md (casesi_internal_di): Calculate
2192 the index into the target offset table correctly.
2194 2002-02-08 Richard Henderson <rth@redhat.com>
2196 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
2197 * final.c (output_addr_const): Accept and discard SUBREG.
2198 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
2199 mark them unknown instead.
2200 (simplify_subtraction): Handle RTX_UNKNOWN.
2201 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
2203 2002-02-08 David Edelsohn <edelsohn@gnu.org>
2205 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
2207 2002-02-08 Richard Henderson <rth@redhat.com>
2209 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
2211 2002-02-08 Andreas Jaeger <aj@suse.de>
2213 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
2214 * config/i386/t-linux64: New file.
2216 2002-02-08 Jakub Jelinek <jakub@redhat.com>
2218 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
2219 * c-parse.in (compstmt): Clear last_expr_type.
2221 2002-02-07 Richard Henderson <rth@redhat.com>
2223 * loop.c (strength_reduce): Sink final_value when not
2224 eliminating a biv.
2226 2002-02-07 David O'Brien <obrien@FreeBSD.org>
2228 * config/sparc/freebsd.h: Fix mismatched spec {.
2230 2002-02-07 Richard Henderson <rth@redhat.com>
2232 * cfgrtl.c: Include recog.h and insn-config.h.
2233 (keep_with_call_p): Fix general_operand invocation.
2234 * Makefile.in (cfgrtl.o): Update dependencies.
2236 2002-02-07 Kazu Hirata <kazu@hxi.com>
2238 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
2239 comment. Accept HImode only if TARGET_H8300.
2241 2002-02-07 Eric Christopher <echristo@redhat.com>
2243 * config/mips/crtn.asm: Cleanup #ifdefs.
2245 2002-02-07 Eric Christopher <echristo@redhat.com>
2247 * config/mips/crti.asm: Add changes for mips16. mips16 uses
2248 register 7 as RA instead of $31.
2249 * config/mips/crtn.asm: Ditto.
2250 * config/mips/mips.c (mips_move_2words): Add case for
2251 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
2252 (compute_frame_size): Fix typo.
2253 (save_restore_insns): Ditto. Make documentation about using
2254 register $7 as return register more precise.
2255 (mips_expand_epilogue): Fix comment. Add code to work around not
2256 being able to add to the stack pointer directly.
2257 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
2258 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
2259 epilogue.
2261 2002-02-07 Tom Rix <trix@redhat.com>
2263 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
2264 immediates in ldu and stdu DS opcode field.
2265 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
2266 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
2267 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
2269 2002-02-07 Jeff Sturm <jsturm@one-point.com>
2271 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
2272 offset for stack bias.
2274 2002-02-07 H.J. Lu <hjl@gnu.org>
2276 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
2278 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
2280 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
2282 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
2284 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
2285 * i386.c (x86_order_regs_for_local_alloc): New global function.
2286 * i386.h (REG_ALLOC_ORDER): CLeanup.
2287 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
2289 2002-02-07 Richard Henderson <rth@redhat.com>
2291 PR optimization/2463
2292 * alias.c (find_base_value): Recall base values for fixed hard regs.
2293 * loop.c (loop_regs_update): Don't use single_set on non-insns.
2295 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
2297 * config/mips/mips.md (define_delay) [mips16]: Adjust required
2298 length.
2300 2002-02-06 Richard Henderson <rth@redhat.com>
2302 PR c/5609
2303 * stmt.c (resolve_operand_name_1): Take more care with mixed
2304 named and unnamed operands.
2306 2002-02-06 Janis Johnson <janis187@us.ibm.com>
2307 Jan Hubicka <jh@suse.cz>
2309 * loop.c (remove_constant_addition): Avoid clobbering a shared
2310 CONST expression.
2312 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
2314 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
2315 * config/s390/t-linux64: New file.
2316 * config/s390/libgcc-glibc.ver: New file.
2318 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
2320 * config/s390/linux64.h: Delete file.
2321 * config/s390/s390x.h: New file.
2322 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
2323 as target header file.
2324 * config/s390/linux.h (TARGET_VERSION): Define depending on
2325 DEFAULT_TARGET_64BIT.
2326 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
2327 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2328 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
2329 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
2330 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
2331 (EXTRA_SPEC): New define.
2332 * config/s390/s390.h (TARGET_VERSION): Define depending on
2333 DEFAULT_TARGET_64BIT.
2334 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
2336 2002-02-06 Jason Merrill <jason@redhat.com>
2338 * c-decl.c (finish_function): Warn about a non-void function with
2339 no return statement and no abnormal exit.
2340 (current_function_returns_abnormally): New variable.
2341 (start_function): Clear it.
2342 (struct c_language_function): Add returns_abnormally.
2343 (push_c_function_context): Save it.
2344 (pop_c_function_context): Restore it.
2345 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
2346 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
2347 an explicit return type.
2348 * c-tree.h: Declare current_function_returns_abnormally.
2349 (C_FUNCTION_IMPLICIT_INT): New macro.
2350 * c-typeck.c (build_function_call): Set it.
2351 (c_expand_return): Set current_function_returns_value even if the
2352 value is erroneous.
2354 2002-02-06 Jakub Jelinek <jakub@redhat.com>
2356 PR c/5420:
2357 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
2358 unsafe for reevaluation.
2360 2002-02-06 Jakub Jelinek <jakub@redhat.com>
2362 PR c/5482:
2363 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
2364 EXPR_STMT, but COMPOUND_STMT, recurse into it.
2366 2002-02-06 Richard Henderson <rth@redhat.com>
2368 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
2369 be a general_operand. Dest for function value must be a pseudo.
2371 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
2373 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
2374 as SYMBOL_REFs from the constant pool.
2376 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
2378 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
2379 passed by invisible reference.
2381 2002-02-05 Richard Henderson <rth@redhat.com>
2383 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
2385 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
2387 Implement using "base addresses" in insn operands as default.
2388 * config/mmix/mmix.c (mmix_conditional_register_usage): if
2389 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
2390 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
2391 used to read the rtx value.
2392 (mmix_target_asm_function_epilogue): Fix spacing.
2393 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
2394 (mmix_legitimate_address): Ditto.
2395 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
2396 should be loaded with a GETA insn. Don't allocate needless extra
2397 char for nul termination and fix misleading comment.
2398 (mmix_print_operand_address): Handle constants if
2399 TARGET_BASE_ADDRESSES.
2400 (mmix_output_register_setting): Use base addressing if
2401 TARGET_BASE_ADDRESSES and the number of insns is 3.
2402 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
2403 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
2404 to use R as constraint, add LDA to match s.
2405 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
2406 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
2407 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
2408 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
2409 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
2410 order with other fixed registers.
2411 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
2412 other parameter/call-clobbered registers.
2413 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
2414 -mbase-addresses, -mno-base-addresses.
2415 (MMIX Options): Ditto.
2417 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2419 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
2421 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
2423 * config/rs6000/altivec.h: Change elem to _S_elem.
2425 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
2427 * config/netbsd.h (WCHAR_TYPE): Define.
2428 (WCHAR_TYPE_SIZE): Ditto.
2429 (WINT_TYPE): Ditto.
2430 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
2431 (WCHAR_UNSIGNED): Ditto.
2432 (WCHAR_TYPE_SIZE): Ditto.
2433 (WINT_TYPE): Ditto.
2434 * config/arm/netbsd.h: Likewise.
2435 * config/i386/netbsd-elf.h: Likewise.
2436 * config/i386/netbsd.h: Likewise.
2437 * config/m68k/netbsd-elf.h: Likewise.
2438 * config/m68k/netbsd.h: Likewise.
2439 * config/ns32k/netbsd.h: Likewise.
2440 * config/sparc/netbsd.h: Likewise.
2441 * config/vax/netbsd.: Likewise.
2443 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
2445 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
2446 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
2447 (TARGET_INITIALIZER): this.
2448 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
2449 (BITFIELD_NBYTES_LIMITED): Markup fix.
2450 * tree.h (default_ms_bitfield_layout_p): Declare.
2451 (record_layout_info): Added prev_field.
2452 * tree.c (default_ms_bitfield_layout_p): New fn.
2453 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
2454 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
2455 * stor-layout.c: Include target.h.
2456 (start_record_layout): Initialize prev_field.
2457 (place_field): Handle MS bit-field layout, and disregard
2458 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
2459 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
2460 * Makefile.in (stor-layout.o): Adjust dependencies.
2462 2002-02-05 Jason Merrill <jason@redhat.com>
2464 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
2466 2002-02-05 Andreas Jaeger <aj@suse.de>
2468 * crtstuff.c: Fix comments.
2470 2002-02-05 Richard Henderson <rth@redhat.com>
2472 PR fortran/3393
2473 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
2474 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
2476 PR fortran/3392
2477 * config/mips/mips.c (function_arg): Handle TImode.
2478 (function_arg_advance): Likewise.
2480 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
2482 * config/rs6000/altivec.h (vec_step_help): Rename to
2483 __vec_step_help.
2485 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
2487 * config/rs6000/altivec.h: Fix typos.
2489 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
2491 * config/arm/netbsd.h: Correct a comment.
2493 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
2495 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
2496 building void typed builtins.
2498 * config/rs6000/altivec.h (vec_ld*): Fix typos.
2499 (vec_step): Implement for C++.
2501 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2503 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
2505 2002-02-04 Richard Henderson <rth@redhat.com>
2507 * combine.c (nonzero_bits): Re-introduce special case for
2508 sp/fp/ap wrt REGNO_POINTER_ALIGN.
2510 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
2512 * doc/extend.texi: Warn about unsupported usage of altivec
2513 builtins.
2515 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
2516 (altivec_predicate_*): New.
2518 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
2519 Add C++ version of vec_*() functions.
2521 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
2522 (bdesc_2arg): Remove altivec predicates.
2523 (altivec_expand_builtin): Handle predicates.
2524 (altivec_init_builtins): Handle predicates.
2525 (altivec_expand_predicate_builtin): New.
2527 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2529 * pa.c (DO_FRAME_NOTES): Move forward.
2530 (store_reg): Revise handling of frame notes.
2531 (load_reg): Likewise.
2532 (set_reg_plus_d): Likewise.
2533 (hppa_expand_prologue): Likewise.
2534 (hppa_expand_epilogue): Likewise.
2536 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2538 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
2540 2002-02-04 Jakub Jelinek <jakub@redhat.com>
2542 PR c/4475, c++/3780:
2543 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
2544 * c-common.h (SWITCH_TYPE): Define.
2545 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
2546 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
2547 Rename spareness variable to sparseness.
2548 (expand_end_case_type): Renamed from expand_end_case, use orig_type
2549 if non-NULL instead of TREE_TYPE (orig_index).
2550 * tree.h (expand_end_case_type): Renamed from expand_end_case.
2551 (expand_end_case): Define using expand_end_case_type.
2552 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
2553 to expand_end_case_type.
2554 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
2556 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2558 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
2559 (BIGGEST_ALIGNMENT): Change to 128.
2561 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2563 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
2565 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2567 * pa.md (call_internal_reg_64bit): Remove unused variable.
2569 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
2571 * config/arm/arm.h (machine_function): Add uses_anonymous_args
2572 field.
2573 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
2574 * config/arm/arm.c (current_function_anonymous_args): Delete,
2575 replace uses with cfun->machine->uses_anonymous_args.
2576 (arm_reorg): Do not reset uses_anonymous_args.
2578 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
2579 any geenral register.
2581 2001-02-04 Bernd Schmidt <bernds@redhat.com>
2583 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
2584 the entry block.
2586 2002-02-04 Richard Henderson <rth@redhat.com>
2588 * combine.c (force_to_mode): Remove STACK_BIAS code.
2589 (nonzero_bits): Likewise. Replace sp/fp special case with
2590 REGNO_POINTER_ALIGN.
2592 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
2593 (HARD_FRAME_POINTER_REGNUM): New.
2594 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
2595 (FIXED_REGS, CALL_USED_REGS): Update.
2596 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
2597 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
2598 (HARD_REGNO_NREGS): Update for SFP.
2599 (STACK_POINTER_OFFSET): Include bias here ...
2600 (FIRST_PARM_OFFSET): ... not here.
2601 (STACK_BIAS): Remove.
2602 (INIT_EXPANDERS): New.
2603 (STARTING_FRAME_OFFSET): Do not include bias.
2604 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
2605 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
2606 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
2607 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
2608 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
2609 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
2610 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
2611 (MUST_SAVE_REGISTER): Likewise.
2612 (sparc_flat_function_prologue): Likewise.
2613 (sparc_flat_function_epilogue): Likewise.
2614 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
2615 (sparc_init_modes): SFP is GENERAL_REGS.
2616 (sparc_builtin_saveregs): SFP does not have bias applied.
2618 2002-02-04 Richard Henderson <rth@redhat.com>
2620 * config/alpha/alpha.c (current_function_is_thunk): Don't check
2621 current_function_is_thunk.
2622 (alpha_sa_mask): Distinguish between current_function_is_thunk
2623 called from ASM_OUTPUT_MI_THUNK and not.
2624 (alpha_does_function_need_gp): Thunks always need gp.
2625 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
2626 (alpha_output_mi_thunk_osf): New.
2627 * config/alpha/alpha-protos.h: Update.
2628 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
2630 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
2632 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
2633 function types, not when they're taken away.
2635 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
2637 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
2638 CODE_LABEL and jump table when replacing a table jump with a
2639 simple jump.
2641 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
2643 * config/s390/s390-protos.h (legitimize_la_operand,
2644 s390_secondary_input_reload_class, s390_plus_operand,
2645 s390_expand_plus_operand): Add prototypes.
2647 config/s390/s390.c (s390_secondary_input_reload_class,
2648 s390_plus_operand, s390_expand_plus_operand): New functions.
2650 (struct s390_address): New member 'pointer'.
2651 (s390_decompose_address): Compute it.
2652 (legitimate_la_operand_p): Use it.
2653 (legitimize_la_operand): New function.
2654 (movti, movdi, movdf splitters): Call it.
2656 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
2657 (PREDICATE_CODES): Add s390_plus_operand.
2659 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
2660 (la_ccclobber): Allow GENERAL_REGS as output operand.
2662 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
2663 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
2664 (*la_64, *la_31, reload_indi, reload_insi): ... these.
2666 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
2668 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
2669 register names for regular asm () construct.
2671 2002-02-04 Jakub Jelinek <jakub@redhat.com>
2673 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
2674 registers.
2676 2002-02-04 Jakub Jelinek <jakub@redhat.com>
2678 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
2679 pat for recog.
2681 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
2683 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
2684 constant pool to be identical by string address and index.
2686 2002-02-04 Anthony Green <green@redhat.com>
2688 * output.h (SECTION_OVERRIDE): Define.
2689 * varasm.c (named_section): Obey SECTION_OVERRIDE.
2691 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
2693 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
2694 by existing arm*-*-netbsd* (a.out) target.
2695 (ns32k-*-netbsdelf*): Likewise.
2696 (sparc-*-netbsdelf*): Likewise.
2697 (vax-*-netbsdelf*): Likewise.
2699 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
2701 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
2702 headers and libobjc headers.
2704 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
2706 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
2707 (_mingw.h): Remove duplicate include.
2709 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
2711 * config.gcc: Set cpu_type to m68k for 68010, as well.
2712 (m68010-*-netbsdelf*): New...
2713 (m68k*-*-netbsdelf*): ...targets.
2714 * config/m68k/netbsd-elf.h: New file.
2716 2002-02-02 Kazu Hirata <kazu@hxi.com>
2718 * config/h8300/h8300.c (hand_list): Move inside function_arg.
2720 2002-02-02 Kazu Hirata <kazu@hxi.com>
2722 * config/h8300/h8300.c (h8_push_ops): Move inside
2723 h8300_init_once.
2724 (h8_pop_ops): Likewise.
2725 (h8_move_ops): Likewise.
2727 2002-02-02 Kazu Hirata <kazu@hxi.com>
2729 * config/h8300/h8300.c (os_task): Make it static.
2730 (monitor): Likewise.
2731 (pragma_saveall): Likewise.
2733 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
2735 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
2736 constant is a valid sign-extension for Pmode.
2738 2002-02-02 Kazu Hirata <kazu@hxi.com>
2740 * config/h8300/h8300.c: Fix formatting.
2742 2002-02-02 Kazu Hirata <kazu@hxi.com>
2744 * config/h8300/h8300.md: Fix formatting.
2746 2002-02-02 Kazu Hirata <kazu@hxi.com>
2748 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
2749 predicates of operands[1]. Split the patterns for each
2750 processor variant.
2752 2002-02-02 Kazu Hirata <kazu@hxi.com>
2754 * config/h8300/h8300.md (xor patterns): Tighten the predicates
2755 of operands[1] to register_operand.
2757 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2759 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
2760 * cpphash.c (_cpp_init_hashtable): Similarly.
2761 * cppinit.c (cpp_create_reader): Default the signed_char flag.
2762 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
2763 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
2764 (cpp_handle_option): Handle the new options.
2765 * cpplex.c (cpp_interpret_charconst): Use new flag.
2766 * cpplib.h (struct cpp_options): New member signed_char.
2767 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
2768 (cpp_options): Handle -fsigned-char and -funsigned-char.
2769 (static_specs): Remove signed_char_spec.
2770 (do_spec1): Don't handle %c.
2771 * system.h: Poison SIGNED_CHAR_SPEC.
2772 * tradcif.y (yylex): Use flag_signed_char.
2773 * tradcpp.h (flag_signed_char): New.
2774 * tradcpp.c (flag_signed_char): New.
2775 (main): Handle new command-line options.
2776 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
2777 config:
2778 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
2779 * avr/avr.h: Remove old comments.
2780 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
2781 (CC1_SPEC): Pass -fsigned-char if -mic*.
2782 (SIGNED_CHAR_SPEC): Remove.
2783 doc:
2784 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
2786 2002-02-01 Eric Christopher <echristo@redhat.com>
2788 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
2789 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
2790 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
2791 (ASM_OUTPUT_REG_POP): Ditto.
2793 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2795 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
2796 patch.
2798 2002-02-02 Jakub Jelinek <jakub@redhat.com>
2800 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
2802 2002-02-02 Jakub Jelinek <jakub@redhat.com>
2804 PR c/5304:
2805 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
2806 unconditionally.
2808 2002-02-01 Janis Johnson <janis187@us.ibm.com>
2810 * cfganal.c: Include tm_p.h.
2811 (keep_with_call_p): Fix the test that determines if a register holds
2812 the return value of a call.
2814 2002-02-01 DJ Delorie <dj@redhat.com>
2816 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
2817 we are given conflicting registers, switch to the other one we
2818 had allocated for us.
2819 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
2820 as TImode so we know when the "other" register is available.
2822 2002-02-01 David O'Brien <obrien@FreeBSD.org>
2824 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
2825 sparc/sparc_bi.h.
2827 2002-02-01 Janis Johnson <janis187@us.ibm.com>
2829 * cfganal.c (keep_with_call_p): New function.
2830 (flow_call_edges_add): Prevent splitting a block between a call and
2831 a single-set instruction that should be kept in the same block.
2833 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2835 * doc/install.texi (avr): Update outdated URL.
2837 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
2839 * config/stormy16/stormy16.md (pushqi): New.
2840 (popqi): New.
2841 (pushhi): New.
2842 (pophi): New.
2843 (movhi): Remove stack operands.
2844 (movqi): Likewise.
2845 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
2846 nonimmediate_nonstack_operand.
2847 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
2848 New.
2849 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
2850 New.
2852 2002-01-31 Jason Merrill <jason@redhat.com>
2854 * Makefile.in (c-parse.c): Handle .output file.
2855 * objc/Make-lang.in (objc-parse.c): Likewise.
2857 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
2859 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
2860 the -me[lb] option is given. Don't output the default flag
2861 twice.
2863 2002-01-31 Zack Weinberg <zack@codesourcery.com>
2865 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
2866 the primary source file; this has not been done yet.
2867 * c-decl.c (c_expand_body): Reset input_filename from
2868 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
2870 2002-01-31 Kazu Hirata <kazu@hxi.com>
2872 * rtlanal.c (subreg_regno_offset): Do not use
2873 SUBREG_REGNO_OFFSET.
2874 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
2875 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
2877 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2879 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
2880 version rather than GNATS version in --version output.
2882 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
2884 * ifcvt.c (noce_process_if_block): Make a copy of the destination
2885 when copying back from a temporary.
2887 2002-01-30 Richard Henderson <rth@redhat.com>
2889 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
2890 and new_dest are the same.
2892 2002-01-30 Richard Henderson <rth@redhat.com>
2894 PR opt/5076
2895 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
2896 * rtl.c (note_insn_name): Update.
2897 * emit-rtl.c (remove_unnecessary_notes): Kill it.
2898 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
2899 to perform loop rotation.
2900 (expand_exit_loop_top_cond): New.
2901 * tree.h (expand_exit_loop_top_cond): Declare it.
2902 * c-semantics.c (genrtl_while_stmt): Use it.
2903 (genrtl_for_stmt): Likewise.
2905 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
2907 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
2908 arguments to 64-bit boundaries on 64-bit ABIs.
2910 2002-01-30 Steve Ellcey <sje@cup.hp.com>
2912 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
2914 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2916 * c-decl.c (grokdeclarator): Handle type being a typedef for an
2917 invalid type.
2919 2002-01-30 David O'Brien <obrien@FreeBSD.org>
2921 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
2922 * config/sparc/sparc_bi.h: Remove file.
2923 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
2925 2002-01-30 Richard Henderson <rth@redhat.com>
2927 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
2929 2002-01-30 Zack Weinberg <zack@codesourcery.com>
2931 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
2933 2002-01-30 Jason Merrill <jason@redhat.com>
2935 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
2936 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
2937 (reg_save): Use DW_CFA_offset_extended_sf instead.
2939 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
2941 2002-01-29 Jakub Jelinek <jakub@redhat.com>
2943 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
2944 in cselib_lookup.
2946 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
2948 * rs6000.md ("*call_value_local32"): Remove constraints.
2949 ("*call_value_local64"): Same.
2950 ("*call_value_indirect_nonlocal_aix32"): Same.
2951 ("*call_value_nonlocal_aix32"): Same.
2952 ("*call_value_indirect_nonlocal_aix64"): Same.
2953 ("*call_value_nonlocal_aix64"): Same.
2954 ("*call_value_nonlocal_sysv"): Same.
2956 2002-01-29 Richard Henderson <rth@redhat.com>
2958 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
2960 2002-01-29 Richard Henderson <rth@redhat.com>
2962 * expr.c (force_operand): Ignore flag_pic for detecting pic
2963 address loads.
2964 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
2965 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
2966 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
2967 instead of open-coded loop.
2968 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
2969 be fixed when in use.
2971 2002-01-29 Richard Henderson <rth@redhat.com>
2973 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
2974 * sched-rgn.c (propagate_deps): Update them.
2975 * sched-deps.c (sched_analyze_insn): Update them. Flush the
2976 clobbers list when either gets too long.
2978 2002-01-29 Jakub Jelinek <jakub@redhat.com>
2980 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
2981 and INDEX_REGS the same as GENERAL_REGS.
2982 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2984 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2986 * tree.c (build_nonstandard_integer_type): Correct prototype.
2988 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
2990 * config/s390/s390.md (movstrsico, movstrdix_64,
2991 movstrsix_31): Remove, replace by ...
2992 (movstrdi_short, movstrsi_short, movstrdi_long,
2993 movstrsi_long): ... these. New.
2994 (movstrdi, movstrsi): Adapt.
2996 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
2997 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
2998 Remove unnecessary CC clobber.
2999 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
3000 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
3002 (divmoddi4): Don't partially initialize TImode register.
3004 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
3006 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
3008 2002-01-29 Richard Henderson <rth@redhat.com>
3010 * flow.c (print_rtl_and_abort): Remove.
3011 (print_rtl_and_abort_fcn): Remove.
3012 (verify_local_live_at_start): Use dump_bb instead.
3013 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
3014 (verify_wide_reg_1): Return 2 on mode test failure.
3016 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3018 PR c/3325, c/3326, c/2511, c/3347
3019 * c-decl.c (enum_decl_context): Remove BITFIELD.
3020 (grokdeclarator): Take bitfield width as an input.
3021 Ensure bitfields are given the correct type. Perform
3022 bitfield width validation with build_bitfield_integer_type
3023 rather than waiting for finish_struct.
3024 (grok_typename, grok_typename_in_parm_context, start_decl,
3025 push_parmdecl, grokfield, start_function): Update calls to
3026 grokdeclarator.
3027 (build_bitfield_integer_type): New function.
3028 (finish_struct): Move bitfield validation to grokdeclarator
3029 and build_bitfield_integer_type.
3030 * tree.c (build_nonstandard_integer_type): New function.
3031 * tree.h (build_nonstandard_integer_type): New prototype.
3032 objc:
3033 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
3035 2002-01-29 Jakub Jelinek <jakub@redhat.com>
3037 PR other/1502:
3038 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
3039 don't ignore unrecognized -W* options.
3040 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
3041 * cpplib.h (cpp_handle_option): Adjust prototype.
3042 * c-decl.c (c_decode_options): Pass 0 as last argument to
3043 cpp_handle_option.
3045 PR c/2896:
3046 * gcc.c (cpp_unique_options): Split from cpp_options.
3047 (cpp_options): Source cpp_unique_options.
3048 (default_compilers): Use cpp_unique_options instead of cpp_options
3049 when used together with cc1_options.
3050 (static_specs): Add cpp_unique_options.
3051 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
3052 when used together with cc1_options.
3054 2002-01-29 Kazu Hirata <kazu@hxi.com>
3056 * config/h8300/h8300-protos.h: Update the prototype of
3057 output_a_shift.
3058 * config/h8300/h8300.c (output_a_shift): Remove an unused
3059 argument 'insn'. Remove redundant code.
3060 * config/h8300/h8300.md: Adust to the new prototype of
3061 output_a_shift.
3063 2002-01-29 Kazu Hirata <kazu@hxi.com>
3065 * config/h8300/h8300-protos.h: Update the prototypes of
3066 emit_a_rotate and expand_a_rotate.
3067 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
3068 first argument to 'enum rtx_code'.
3069 (expand_a_rotate): Likewise.
3071 2002-01-28 Kazu Hirata <kazu@hxi.com>
3073 * config/h8300/h8300-protos.h: Update the prototype of
3074 output_simode_bld.
3075 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
3076 'log2'.
3077 * config/h8300/h8300.md: Adjust to the new prototype.
3079 2002-01-28 Kazu Hirata <kazu@hxi.com>
3081 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
3082 redundant code.
3084 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3086 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
3087 is a fixed register before returning pic_offset_table_rtx.
3088 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
3089 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
3091 2002-01-28 Jason Merrill <jason@redhat.com>
3093 * dwarf2.h: Sync with src version.
3095 2002-01-28 Paul Koning <pkoning@equallogic.com>
3097 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
3098 BT_FN_VOID_PTR_VAR.
3099 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
3100 * doc/extend.texi (__builtin_prefetch): Update documentation:
3101 first argument is now const void ptr.
3103 2002-01-28 Kazu Hirata <kazu@hxi.com>
3105 * config/h8300/h8300-protos.h: Remove an unused prototype.
3107 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
3109 * toplev.c (lang_independent_init): Round up identifier size.
3111 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
3113 * config.gcc: Revert previous change.
3115 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
3117 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
3119 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
3121 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
3122 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
3123 other non-elf netbsd config frags.
3124 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
3125 collect2 will does that.
3126 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
3127 shared-lib frobbing will work.
3129 2002-01-28 Kazu Hirata <kazu@hxi.com>
3131 * config/h8300/h8300.h: Fix formatting.
3132 * config/h8300/h8300.md: Likewise.
3134 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
3136 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
3137 the old, removed AAA_standards fix.
3138 * fixinc/fixincl.x: Rebuilt.
3140 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
3142 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
3143 atexit call in crtbegin, hooked in after call to frame_dummy;
3144 register EH before registering __fini__start.
3146 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
3148 * config/rs6000/altivec.h: Remove spurious semicolons.
3150 2002-01-27 Kazu Hirata <kazu@hxi.com>
3152 * config/h8300/h8300.md: Replace dead bit extraction patterns
3153 with ones that work.
3155 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3157 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
3158 if not STRICT_ALIGNMENT.
3159 * rtl.h (MEM_ALIGN): Likewise.
3161 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
3163 * doc/invoke.texi (-fdump-translation-unit): Revert this
3164 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3166 2002-01-27 Kazu Hirata <kazu@hxi.com>
3168 * config/h8300/h8300.md (define_constants): New.
3169 (anonymous patterns) Use defined constants appropriately.
3171 2002-01-27 Kazu Hirata <kazu@hxi.com>
3173 * config/h8300/h8300.c (function_arg): Remove redundant code.
3175 2002-01-26 Richard Henderson <rth@redhat.com>
3177 * sched-deps.c (reg_pending_uses_head): New.
3178 (reg_pending_barrier): Rename from reg_pending_sets_all.
3179 (find_insn_list): Don't mark inline.
3180 (find_insn_mem_list): Remove.
3181 (add_dependence_list, add_dependence_list_and_free): New.
3182 (flush_pending_lists): Replace only_write param with separate
3183 for_read and for_write parameters. Update all callers. Use
3184 add_dependence_list_and_free.
3185 (sched_analyze_1): Do not add reg dependencies here; just set
3186 the pending bits. Use add_dependence_list.
3187 (sched_analyze_2): Likewise.
3188 (sched_analyze_insn): Replace schedule_barrier_found with
3189 reg_pending_barrier. Add all dependencies for pending reg
3190 uses, sets, and clobbers.
3191 (sched_analyze): Don't add reg dependencies for calls, just
3192 set pending bits. Use regs_invalidated_by_call. Treat
3193 sched_before_next_call as a normal list, not a fake insn.
3194 (init_deps): No funny init for sched_before_next_call.
3195 (free_deps): Free pending mems lists. Don't zero reg_last.
3196 (init_deps_global): Init reg_pending_uses.
3197 (finish_deps_global): Free it.
3198 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
3199 (find_insn_mem_list): Remove.
3200 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
3201 (propagate_deps): Use them. Zero temp mem lists.
3203 2002-01-26 Richard Henderson <rth@redhat.com>
3205 * Makefile.in (CRTSTUFF_CFLAGS): New.
3206 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
3207 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
3208 crtstuff.c instead of alpha assembly version.
3209 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
3210 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
3211 not FORCE_{INIT,FINI}_SECTION_ALIGN.
3212 (__do_global_dtors_aux): Mark used.
3213 (frame_dummy, __do_global_ctors_aux): Mark used.
3214 (fini_dummy, init_dummy): Remove.
3216 * config/alpha/crtbegin.asm: Remove file.
3217 * config/alpha/crtend.asm: Remove file.
3218 * config/alpha/t-crtbe: Remove file.
3219 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
3220 (LINK_EH_SPEC): New.
3222 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
3223 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
3224 calling constructors.
3225 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
3227 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
3228 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
3229 CRT_END_INIT_DUMMY hack.
3230 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
3231 FORCE_{INIT,FINI}_SECTION_ALIGN.
3233 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
3234 FORCE_{INIT,FINI}_SECTION_ALIGN.
3236 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
3237 invocation sequence.
3238 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
3240 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
3241 (FORCE_CODE_SECTION_ALIGN): New.
3243 2002-01-26 Richard Henderson <rth@redhat.com>
3245 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
3247 2002-01-26 Richard Henderson <rth@redhat.com>
3249 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
3250 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
3252 2002-01-26 Kazu Hirata <kazu@hxi.com>
3254 * config/h8300/h8300.md: Remove bit extraction patterns that
3255 cannot be triggered.
3256 Restrict each bit extraction pattern to a variant on which the
3257 pattern is tested.
3259 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
3261 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
3263 2002-01-26 Kazu Hirata <kazu@hxi.com>
3265 * config/h8300/h8300.md: Remove bit test patterns that cannot
3266 be triggered.
3267 Restrict each bit test pattern to a variant on which the
3268 pattern is tested.
3270 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3272 * builtins.c (expand_builtin_strncat): Remove redundant check for
3273 INTEGER_CST.
3275 2002-01-25 David O'Brien <obrien@FreeBSD.org>
3277 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
3278 default setting.
3279 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
3280 existing setting.
3282 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
3284 * dbxout.c (dbxout_init): Use assemble_name rather than just
3285 stripping off the first character.
3286 (dbxout_source_file): Likewise.
3288 2002-01-25 DJ Delorie <dj@redhat.com>
3290 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
3291 using rtx_equal_p, not by comparing pointers.
3293 2002-01-25 Steve Ellcey <sje@cup.hp.com>
3295 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
3296 for PIC_OFFSET_TABLE_REGNUM.
3297 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
3299 2002-01-25 David O'Brien <obrien@FreeBSD.org>
3301 * config.gcc (x86_64-*-freebsd*): New target.
3302 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
3303 value.
3304 (i[34567]86-*-freebsd*): Don't include svr4.h.
3305 * config/i386/freebsd64.h: New file.
3307 2002-01-25 Douglas B Rupp <rupp@gnat.com>
3309 * config/alpha/x-vms (version): Make static.
3311 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
3312 in previous checkin.
3314 * Makefile.in (install-headers-cp): New target.
3315 * config.gcc (alpha-dec-*vms*): Install headers with
3316 install-headers-cp
3318 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
3320 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
3321 avoid it's copies.
3323 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3325 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
3326 of compare_tree_int.
3327 (expand_builtin_strncat): Likewise.
3328 * c-decl.c (finish_struct): Use tree_low_cst.
3329 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
3330 * tree.c (compare_tree_int): Likewise.
3332 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
3334 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
3335 adjustments even if they are implemented by more than two insns.
3337 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
3339 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
3340 * df.h (struct ref): Kill B.
3341 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
3343 * basic-block.h (PROP_EQUAL_NOTES): New flag.
3344 * flow.c (propagate_one_insn): Use it.
3345 (mark_used_regs): Handle NIL.
3347 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
3349 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
3350 to help folding.
3352 2002-01-25 David Edelsohn <edelsohn@gnu.org>
3354 * rs6000.md (prefetch): Make address V4SI mode so that the address
3355 is restricted to legitimate form for instruction.
3357 2002-01-25 Bob Wilson <bob.wilson@acm.org>
3359 * doc/install.texi (xtensa-*-elf): New target.
3360 (xtensa-*-linux*): New target.
3361 * doc/contrib.texi: Add myself.
3363 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
3365 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
3366 purpose register to hold an SImode (or smaller) value.
3368 2002-01-25 Jakub Jelinek <jakub@redhat.com>
3370 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
3371 registry only.
3372 * crtstuff.c: Likewise.
3374 2002-01-25 Kazu Hirata <kazu@hxi.com>
3376 * config/h8300/h8300.md (negation patterns): Tighten
3377 predicates to register_operand.
3379 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
3381 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
3382 mode, not Pmode.
3384 * builtins.c (expand_builtin_prefetch): Same.
3386 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3388 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
3389 modes.
3391 2002-01-24 Kazu Hirata <kazu@hxi.com>
3393 * config/h8300/h8300.c (print_operand): Remove support for
3394 operand character 'A'.
3395 * config/h8300/h8300.md (three anonymous patterns): Replace
3396 operand character 'A' with either 'T' or 'S'.
3398 2002-01-24 Kazu Hirata <kazu@hxi.com>
3400 * config/h8300/h8300.c (print_operand): Remove support for
3401 operand character 'U'.
3403 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
3405 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
3407 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
3409 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
3410 values to be assigned to the stack pointer.
3412 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
3414 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
3415 to const_double needs to be done right for big-endian systems.
3417 2002-01-24 Jason Merrill <jason@redhat.com>
3419 PR c++/2432
3420 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
3421 to can_throw_internal.
3423 2002-01-23 Richard Henderson <rth@redhat.com>
3425 * fold-const.c (fold): Change UINT_MAX test to check vs precision
3426 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
3428 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3430 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
3431 (symGOT2reg): Use them, then set as GOT value as unchanging.
3432 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
3433 as a temporary, if possible.
3434 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
3435 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
3437 2002-01-23 Kazu Hirata <kazu@hxi.com>
3439 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
3440 accept to accept 0x80 as operands[2].
3442 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3444 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
3446 2002-01-23 Richard Henderson <rth@redhat.com>
3448 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
3450 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
3452 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
3453 (parmlist_or_identifiers_1): Verify that only a parmlist follows
3454 an attribute.
3456 2002-01-23 Richard Henderson <rth@redhat.com>
3458 * expr.c (move_by_pieces_1): Extend size before negation.
3460 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
3461 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
3462 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
3463 * config/m68k/t-m68kelf: Likewise.
3465 2002-01-23 Bob Wilson <bob.wilson@acm.org>
3467 * config/xtensa/elf.h: New file.
3468 * config/xtensa/lib1funcs.asm: New file.
3469 * config/xtensa/lib2funcs.S: New file.
3470 * config/xtensa/linux.h: New file.
3471 * config/xtensa/t-xtensa: New file.
3472 * config/xtensa/xtensa-config.h: New file.
3473 * config/xtensa/xtensa-protos.h: New file.
3474 * config/xtensa/xtensa.c: New file.
3475 * config/xtensa/xtensa.h: New file.
3476 * config/xtensa/xtensa.md: New file.
3477 * config.gcc (xtensa-*-elf*): New target.
3478 (xtensa-*-linux*): New target.
3479 * cse.c (canon_hash): Compare rtx pointers instead of register
3480 numbers. This is required for the Xtensa port.
3481 * integrate.c (copy_insn_list): Handle case where the static
3482 chain is in memory and the memory address has to be copied to
3483 a register.
3484 * doc/invoke.texi (Option Summary): Add Xtensa options.
3485 (Xtensa Options): New node.
3486 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
3488 2002-01-23 Zack Weinberg <zack@codesourcery.com>
3490 * diagnostic.c (internal_error): Do ICE suppression only
3491 when ENABLE_CHECKING is not defined.
3493 * c-typeck.c (require_complete_type): Return error_mark_node
3494 if type is error_mark_node.
3496 2002-01-23 Janis Johnson <janis187@us.ibm.com>
3498 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
3499 -Os and issue a warning.
3501 2002-01-23 Zack Weinberg <zack@codesourcery.com>
3503 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
3504 current (lack of) need for host configuration by hand.
3506 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
3507 references. Documentation of some target macros moved from
3508 hostconfig.texi to tm.texi.
3510 2002-01-23 Will Cohen <wcohen@redhat.com>
3512 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
3513 defined.
3515 2002-01-23 Kazu Hirata <kazu@hxi.com>
3517 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
3518 operand[3].
3520 2002-01-23 Jason Merrill <jason@redhat.com>
3522 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
3524 * function.c (assign_parms): Don't put args of inline functions
3525 into registers when not optimizing.
3527 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
3529 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
3530 (prologue_use): New pattern.
3531 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
3532 preference to gen_rtx_USE.
3533 (thumb_expand_prologue): Use gen_prologue_use in preference to
3534 gen_rtx_USE.
3535 (thumb_expand_epilogue): Use gen_prologue_use in preference to
3536 gen_rtx_USE.
3538 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
3540 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
3542 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3544 PR c/3504
3545 * doc/extend.texi: Correct documentation of __alignof__.
3547 2002-01-22 Zack Weinberg <zack@codesourcery.com>
3549 * params.h: Rename arguments of DEFPARAM so that it will be
3550 recognized as a translation keyword.
3552 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
3554 * extend.texi: Document altivec functions.
3555 Fix N-bit adjectives in X86 builtin documentation.
3557 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
3559 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
3560 auto_inc_dec values.
3562 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
3564 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
3565 after backslash.
3566 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
3568 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
3570 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
3572 2002-01-22 Richard Henderson <rth@redhat.com>
3574 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
3575 copy_insn not copy_rtx.
3577 2002-01-23 Alan Modra <amodra@bigpond.net.au>
3579 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
3580 "nonzero" as that might add "1" bits. Ensure "constop" is
3581 properly sign extened.
3582 (force_to_mode): Tweak for sign extended constop.
3584 2002-01-22 Richard Henderson <rth@redhat.com>
3586 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
3587 for_each_rtx instead of assuming we're already looking at the MEM.
3588 (split_small_symbolic_mem_operand): Likewise.
3589 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3590 * config/alpha/alpha.md (small symbolic memory splitters): Update.
3592 2002-01-22 Richard Henderson <rth@redhat.com>
3594 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
3595 sequence number for the literal.
3596 (divmoddi_internal_er): Likewise.
3598 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
3600 PR java/4972
3601 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
3602 in LIBICONV variable.
3603 * configure: Regenerated.
3605 2002-01-22 Krister Walfridsson <cato@df.lth.se>
3607 * dependence.c (build_def_use): Remove array_idx.
3609 * dwarfout.c (last_filename): Remove.
3610 (output_compile_unit_die): Remove last_filename.
3612 2002-01-22 Roger Sayle <roger@eyesopen.com>
3613 Richard Henderson <rth@redhat.com>
3615 PR opt/3640
3616 * fold-const.c (fold): Optimize unsigned comparisons against
3617 UINT_MAX (and similar unsigned constants).
3619 2002-01-22 Janis Johnson <janis187@us.ibm.com>
3621 * Makefile.in (loop.o): Depend on OPTABS_H.
3622 * loop.c (emit_prefetch_instructions): Check the prefetch operand
3623 against the predicate.
3625 PR target/5379
3626 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
3627 for the address operand.
3629 2002-01-22 Richard Henderson <rth@redhat.com>
3631 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
3633 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
3635 PR other/5450
3636 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
3637 preprocessor flags.
3639 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
3641 * config.gcc (x86_64-*-netbsd*): New target.
3642 * config/i386/netbsd64.h: New file.
3644 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
3646 * regrename.c (kill_value): Fix typo.
3648 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
3650 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
3652 * config/rs6000/rs6000.h: Same.
3654 * function.c (instantiate_virtual_regs): Remove
3655 STARTING_FRAME_PHASE.
3656 (assign_stack_local_1): Same.
3657 Calculate frame phase.
3659 2002-01-22 Nick Clifton <nickc@redhat.com>
3661 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
3662 variable declaration to outer scope in order to simplify
3663 future extensions.
3664 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
3665 arm_hard_regno_mode_ok.
3666 * config/arm/arm-protos.h: Add a prototype for
3667 arm_hard_regno_mode_ok.
3668 * config/arm/arm.c (soft_df_operand): Remove now redundant
3669 check for DImode values using IP_REGNUM.
3670 (nonimmediate_soft_df_operand): Remove now redundant check for
3671 DImode values using IP_REGNUM.
3672 (arm_hard_regno_mode_ok): New function. New check: make sure
3673 that DImode values are not stored in IP_REGNUM.
3675 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
3676 note with a USE.
3677 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
3679 2002-01-22 Jason Merrill <jason@redhat.com>
3681 * c-semantics.c (genrtl_compound_stmt): Only check nesting
3682 consistency if this COMPOUND_STMT is scoped.
3684 2002-01-22 Kazu Hirata <kazu@hxi.com>
3686 * predict.c: Fix formatting.
3687 * print-tree.c: Likewise.
3688 * protoize.c: Likewise.
3689 * real.h: Likewise.
3690 * rtl.h: Likewise.
3691 * sbitmap.h: Likewise.
3692 * scan.c: Likewise.
3693 * sched-deps.c: Likewise.
3694 * sched-vis.c: Likewise.
3695 * sdbout.c: Likewise.
3696 * sibcall.c: Likewise.
3697 * ssa.c: Likewise.
3698 * ssa-ccp.c: Likewise.
3699 * ssa-dce.c: Likewise.
3700 * stmt.c: Likewise.
3701 * stor-layout.c: Likewise.
3702 * system.h: Likewise.
3704 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3706 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
3707 if fits in bounds of base type.
3709 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
3710 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
3711 (add_bound_info, default): If can't find a context, make a
3712 SAVE_EXPR.
3713 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
3715 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
3717 * c-typeck.c (parser_build_binary_op): If result from
3718 build_binary_op is ERROR_MARK just return error_mark_node without
3719 further processing.
3721 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
3723 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
3724 Split a.out-specific bits into...
3725 * config/netbsd-aout.h: ...this.
3726 * config/netbsd-elf.h: New file.
3727 * config/alpha/netbsd-elf.h: Remove.
3728 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
3729 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
3730 (STARTFILE_SPEC): Remove redundant definition.
3731 (ENDFILE_SPEC): Likewise.
3732 (LINK_SPEC): Likewise.
3733 (CPP_SPEC): Likewise.
3734 (ASM_SPEC): Likewise.
3735 (LIB_SPEC): Likewise.
3736 (SWITCH_TAKES_ARG): Likewise.
3737 (TARGET_MEM_FUNCTIONS): Likewise.
3738 (CPP_PREDEFINES): Redefine.
3739 (ASM_FINAL_SPEC): Remove redefinition.
3740 (ASM_COMMENT_START): Redefine.
3741 (FUNCTION_PROFILER): Define.
3742 (TARGET_VERSION): Redefine.
3743 Comment and formatting cleanup.
3744 * config/i386/netbsd.h: Include <netbsd-aout.h>.
3745 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
3746 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
3747 big- or little-endian.
3748 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
3749 * config.gcc (*-*-netbsd*): Add definitions common to all
3750 NetBSD configs.
3751 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
3752 gnu_ld definitions. Add netbsd-elf.h to and remove
3753 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
3754 tmake_file, and don't lose previous tmake_file contents.
3755 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
3756 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
3757 gnu_ld definitions. Add netbsd-elf.h to tm_file.
3758 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
3759 (mipsel-*-netbsd*): Rename this to...
3760 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
3761 mips/little.h to tm_file for mips*el-*.
3762 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
3763 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
3764 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
3766 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
3768 * pa-protos.h (reg_before_reload_operand): New function prototype.
3769 * pa.c (reg_before_reload_operand): New function implementation.
3770 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
3771 contraints to "*m".
3773 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3775 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
3777 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
3779 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
3780 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
3781 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
3782 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
3783 (ENDFILE_SPEC): Undefine.
3784 (STARTFILE_SPEC): Redefine for PA.
3786 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3788 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
3790 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
3792 * config.gcc: Add entries to supported PowerPC --with-cpu
3793 types.
3795 2002-01-21 Jakub Jelinek <jakub@redhat.com>
3797 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
3798 true for 64-bit mode only SSE registers in 32-bit mode.
3800 2002-01-21 Kazu Hirata <kazu@hxi.com>
3802 * unwind-dw2.c: Fix formatting.
3803 * unwind-dw2-fde.c: Likewise.
3804 * unwind-dw2-fde.h: Likewise.
3805 * unwind-pe.h: Likewise.
3806 * varasm.c: Likewise.
3807 * varray.h: Likewise.
3809 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3811 Remove workaround for register stack overwrite bug in mmix.
3812 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
3813 support for TARGET_REG_STACK_FILL_BUG.
3814 * config/mmix/mmix.h: Remove member has_call_without_parameters.
3815 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
3816 Delete.
3817 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
3818 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
3819 -mno-reg-stack-fill-bug-workaround.
3820 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
3821 machine member has_call_without_parameters.
3822 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
3823 -mreg-stack-fill-bug-workaround and
3824 -mno-reg-stack-fill-bug-workaround.
3825 (MMIX Options): Ditto.
3827 2002-01-21 Kazu Hirata <kazu@hxi.com>
3829 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
3830 as appropriate.
3831 Remove redundant code.
3833 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
3835 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
3836 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3837 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
3838 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
3839 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
3840 out target macro definitions and non-target-specific comments
3841 mostly taken from old versions of the manual.
3843 2002-01-20 Kazu Hirata <kazu@hxi.com>
3845 * config/h8300/h8300.h: Fix comment formatting.
3846 * config/ia64/aix.h: Likewise.
3847 * config/ia64/ia64-protos.h: Likewise.
3848 * config/ia64/ia64.c: Likewise.
3849 * config/ia64/ia64.h: Likewise.
3850 * config/ia64/ia64intrin.h: Likewise.
3851 * config/ia64/linux.h: Likewise.
3852 * config/ia64/unwind-aix.c: Likewise.
3853 * config/ia64/unwind-ia64.c: Likewise.
3855 2002-01-20 Kazu Hirata <kazu@hxi.com>
3857 * config/h8300/h8300.c: Revise comments about shift code.
3859 2002-01-20 Kazu Hirata <kazu@hxi.com>
3861 * config/h8300/h8300.c (function_arg): Update a comment.
3863 2002-01-20 Kazu Hirata <kazu@hxi.com>
3865 * config/h8300/h8300.md: Update the comments at the beginning
3866 of the file.
3868 2002-01-20 Kazu Hirata <kazu@hxi.com>
3870 * config/i370/i370.c: Fix comment formatting.
3871 * config/i370/i370.h: Likewise.
3872 * config/i370/i370.md: Likewise.
3873 * config/i370/linux.h: Likewise.
3875 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3877 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
3879 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
3880 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
3881 in incomplete case.
3883 2002-01-20 Graham Stott <grahams@redhat.com>
3885 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
3887 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3889 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
3891 2002-01-19 Tom Rix <trix@redhat.com>
3893 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
3895 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
3897 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
3899 * function.c (assign_stack_local_1): Adjust x_frame_offset with
3900 STARTING_FRAME_PHASE.
3901 (STARTING_FRAME_PHASE): New.
3902 (instantiate_virtual_regs): Check saneness of
3903 STARTING_FRAME_PHASE.
3905 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
3907 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3909 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
3911 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
3913 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
3914 be used for bootstrapping GCC 3.0.
3916 2002-01-18 Kazu Hirata <kazu@hxi.com>
3918 * config/h8300/h8300.md: Fix an insn length.
3920 2002-01-18 Kazu Hirata <kazu@hxi.com>
3922 * bitmap.h: Fix comment formatting.
3923 * combine.c: Likewise.
3924 * cppfiles.c: Likewise.
3925 * c-pragma.h: Likewise.
3926 * c-typeck.c: Likewise.
3927 * df.c: Likewise.
3928 * dwarf2out.c: Likewise.
3929 * function.c: Likewise.
3930 * gcc.c: Likewise.
3931 * genattrtab.c: Likewise.
3932 * gthr-win32.h: Likewise.
3933 * haifa-sched.c: Likewise.
3934 * predict.c: Likewise.
3935 * rtlanal.c: Likewise.
3936 * rtl.h: Likewise.
3937 * unwind-dw2-fde.h: Likewise.
3938 * unwind-pe.h: Likewise.
3939 * vmsdbgout.c: Likewise.
3941 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3943 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
3944 if type_required and passed decl.
3946 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
3948 * config.gcc (cpu_type): Include altivec.h in powerpc
3949 extra_headers.
3950 Same for darwin.
3952 * config/rs6000/altivec.h: New.
3954 2002-01-17 David Edelsohn <edelsohn@gnu.org>
3956 * doc/install.texi (*-ibm-aix*): Update assembler and exception
3957 handling information.
3958 * doc/trouble.texi (Interoperation): Add libstdc++ information
3959 for AIX.
3960 (Misunderstandings): Add template instantiation and static template
3961 member information for AIX.
3963 2002-01-17 Jason Merrill <jason@redhat.com>
3965 * dbxout.c (dbxout_type): Support const and volatile.
3967 * except.c (add_partial_entry): Remove backwards compatibility code.
3968 (end_protect_partials): Likewise.
3970 2002-01-17 Jakub Jelinek <jakub@redhat.com>
3972 * config/ia64/ia64.md (prologue_use): New.
3973 * config/ia64/ia64.c (ia64_expand_prologue): Use
3974 gen_prologue_use instead of gen_rtx_USE.
3975 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
3976 as CODE_FOR_pred_rel_mutex.
3977 (ia64_sched_reorder2): Likewise.
3979 2002-01-16 Eric Christopher <echristo@redhat.com>
3981 * config/mips/r3900.h: Reformat.
3982 (SUBTARGET_CPP_SIZE_SPEC): Remove.
3983 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3984 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
3985 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
3986 * config/mips/t-elf: Remove mips3 multilib.
3988 2002-01-16 H.J. Lu <hjl@gnu.org>
3990 * config/mips/linux.h: Include "mips/abi64.h".
3992 2002-01-16 H.J. Lu <hjl@gnu.org>
3994 * config/mips/t-linux: New.
3996 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
3998 * config/mips/linux.h: Don't include "gofast.h".
3999 (INIT_SUBTARGET_OPTABS): Removed.
4001 2002-01-16 Kazu Hirata <kazu@hxi.com>
4003 * config/h8300/h8300-protos.h: Replace emit_a_shift with
4004 output_a_shift.
4005 * config/h8300/h8300.c: Likewise.
4006 * config/h8300/h8300.md: Likewise.
4008 2002-01-16 Kazu Hirata <kazu@hxi.com>
4010 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
4011 spaces after an opcode name.
4012 (pushqi1_h8300hs): Likewise.
4013 (pushhi1_h8300hs): Likewise.
4015 2002-01-16 Kazu Hirata <kazu@hxi.com>
4017 * doc/extend.texi: Replace "option" with "attribute"
4018 appropriately.
4020 2002-01-16 Jakub Jelinek <jakub@redhat.com>
4022 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
4023 (and:DI () (const_int -8)).
4024 (split_small_symbolic_mem_operand): Split
4025 (mem (and:DI () (const_int -8)).
4027 2002-01-16 Jakub Jelinek <jakub@redhat.com>
4029 PR target/5309:
4030 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
4031 same way as TYPE_IMUL.
4032 (ultrasparc_sched_reorder): Likewise.
4033 * config/sparc/sparc.md (type): Add comment to update
4034 ultrasparc_sched_reorder when making changes.
4036 2002-01-16 Kazu Hirata <kazu@hxi.com>
4038 * doc/invoke.texi: Change the dump file name of block
4039 reordering pass from 28.bbro to 29.bbro.
4040 Mention -dk option.
4042 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
4044 * i386.md (minsf splitter): Fix pasto.
4046 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
4048 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
4049 to frame pointer initialisation instruction.
4050 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
4051 initialisation instruction.
4052 (soft_df_operand): Do not accept the IP register.
4053 (nonimmediate_soft_df_operand): Do not accept the IP register.
4055 2002-01-16 Jakub Jelinek <jakub@redhat.com>
4057 PR target/5357:
4058 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
4059 MASK_V8 being both set.
4061 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
4063 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
4064 insn for GOT register; add REG_MAYBE_DEAD notes instead.
4065 config/s390/s390.md (call, call_value): Add GOT register to
4066 CALL_INSN_FUNCTION_USAGE where needed.
4067 (call_exp, call_value_exp): New.
4069 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
4071 * config/arm/arm.c: General formatting tidy up.
4073 2002-01-16 Graham Stott <grahams@redhat.com>
4075 * calls.c (try_to_integrate): Use "(size_t)" intermediate
4076 cast and when casting an integer literal to "rtx" pointer.
4077 (expand_call): Likewise.
4078 * flow.c (try_pre_increment): Likewise.
4079 (find_use_as_address): Likewise.
4080 * integrate.c (expand_iline_function): Likewise.
4081 * regmove.c (try_auto_increment): Likewise.
4083 2002-01-16 Graham Stott <grahams@redhat.com>
4085 * sched-rgn.c (passed): Use sbitmap_free.
4086 (header): Likewise.
4087 (inner): Likewise.
4088 (in_queue): Likewise.
4089 (in_stack): Likewise.
4091 2002-01-15 Eric Christopher <echristo@redhat.com>
4093 * flow.c (propagate_one_insn): Change to use fatal_insn.
4095 2002-01-15 Kazu Hirata <kazu@hxi.com>
4097 * expmed.c (extract_fixed_bit_field): Remove unused code.
4098 * system.h: Poison SLOW_ZERO_EXTEND.
4099 * doc/tm.texi: Remove.
4100 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
4101 * config/arm/arm.h: Likewise.
4102 * config/avr/avr.h: Likewise.
4103 * config/clipper/clipper.h: Likewise.
4104 * config/convex/convex.h: Likewise.
4105 * config/d30v/d30v.h: Likewise.
4106 * config/dsp16xx/dsp16xx.h: Likewise.
4107 * config/elxsi/elxsi.h: Likewise.
4108 * config/fr30/fr30.h: Likewise.
4109 * config/h8300/h8300.h: Likewise.
4110 * config/i370/i370.h: Likewise.
4111 * config/i386/i386.h: Likewise.
4112 * config/m68k/m68k.h: Likewise.
4113 * config/mips/mips.h: Likewise.
4114 * config/ns32k/ns32k.h: Likewise.
4115 * config/pdp11/pdp11.h: Likewise.
4116 * config/pj/pj.h: Likewise.
4117 * config/s390/s390.h: Likewise.
4118 * config/sh/sh.h: Likewise.
4119 * config/stormy16/stormy16.h: Likewise.
4120 * config/v850/v850.h: Likewise.
4121 * config/vax/vax.h: Likewise.
4122 * config/we32k/we32k.h: Likewise.
4124 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
4126 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
4127 (altivec_lvsl): Change constraint to b.
4128 (altivec_lvsr): Same.
4129 (altivec_lvebx): Same.
4130 (altivec_lvehx): Same.
4131 (altivec_lvewx): Same.
4132 (altivec_lvxl): Same.
4133 (altivec_lvx): Same.
4134 (altivec_stvx): Add parallel.
4135 (altivec_stvxl): Same.
4136 (altivec_stvehx): Same.
4137 (altivec_stvebx): Same.
4138 (altivec_stvebx): Same.
4140 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
4142 * config.gcc: Change altivec.h to altivec-defs.h.
4144 * config/rs6000/altivec.h: Delete.
4146 * config/rs6000/altivec-defs.h: Add.
4148 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
4150 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
4151 and UMOD modes.
4153 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
4154 less than or equal to eight bytes.
4156 * vax.md (andsi3): Remove constraints and change SET destination
4157 operand type to nonimmediate_operand.
4158 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
4159 when it is a CONST_INT.
4161 2002-01-15 Jason Merrill <jason@redhat.com>
4163 * c-common.def (FILE_STMT): New code.
4164 * c-common.c (statement_code_p): It's a statement.
4165 * c-common.h (stmt_tree_s): Add x_last_filename.
4166 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
4167 (last_expr_filename): New macro.
4168 * c-semantics.c (begin_stmt_tree): Initialize it.
4169 (add_stmt): If the filename changed, also insert a
4170 FILE_STMT.
4171 (expand_stmt): Handle seeing one.
4173 2002-01-15 Eric Christopher <echristo@redhat.com>
4175 * flow.c (propagate_one_insn): Add error message and print out
4176 insn for debugging.
4178 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4180 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
4181 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
4182 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
4183 TRAMPOLINE_ALIGNMENT.
4184 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
4185 to be in bits.
4186 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
4187 PCC_BITFIELD_TYPE_MATTERS.
4188 * config/interix.h (STDC_VALUE): Remove. Use
4189 STDC_0_IN_SYSTEM_HEADERS.
4190 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
4191 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
4192 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
4194 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
4196 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
4197 not work on this platform currently.
4199 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4201 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
4202 readonly_warning in _().
4204 2002-01-15 Douglas B Rupp <rupp@gnat.com>
4206 * gcc.c (delete_if_ordinary): Backout previous change.
4208 2002-01-15 Kazu Hirata <kazu@hxi.com>
4210 * config/h8300/h8300.c (print_operand): Remove support for
4211 unused operand characters.
4213 * read-rtl.c: Fix formatting.
4214 * real.c: Likewise.
4215 * recog.c: Likewise.
4216 * regclass.c: Likewise.
4217 * regmove.c: Likewise.
4218 * reg-stack.c: Likewise.
4219 * reload1.c: Likewise.
4220 * rtlanal.c: Likewise.
4222 2002-01-15 Kazu Hirata <kazu@hxi.com>
4224 * config/i386/i386.c: Fix formatting.
4226 2002-01-15 Jakub Jelinek <jakub@redhat.com>
4228 * c-typeck.c (process_init_element): Don't save_expr
4229 COMPOUND_LITERAL_EXPR if just its initializer will be used.
4231 2002-01-15 David Edelsohn <edelsohn@gnu.org>
4233 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
4234 emit optional traceback table if optimize_size or TARGET_ELF.
4235 * config/rs6000/rs6000.md (prefetch): New.
4237 2002-01-15 Andreas Jaeger <aj@suse.de>
4239 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
4241 2002-01-15 Kazu Hirata <kazu@hxi.com>
4243 * mips-tfile.c: Fix formatting.
4245 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
4247 * unroll.c (final_reg_note_copy): Fix previous commit.
4249 2002-01-14 Kazu Hirata <kazu@hxi.com>
4251 * config/h8300/h8300-protos.h: Remove the prototype for
4252 eq_operator.
4253 * config/h8300/h8300.c (eq_operator): Remove.
4255 2002-01-14 Richard Henderson <rth@redhat.com>
4257 * config/i386/i386.md (prefetch): Tidy.
4258 (prefetch_3dnow): Fix locality operand.
4260 2002-01-14 Richard Henderson <rth@redhat.com>
4262 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
4263 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
4265 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
4267 * reload1.c (reload_combine): Pass reg_sum replacement through
4268 copy_rtx in loop performing multiple changes.
4270 2002-01-14 Jakub Jelinek <jakub@redhat.com>
4272 * except.c (remove_unreachable_regions): New.
4273 (free_eh_status): Clear exception_handler_labels.
4274 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
4275 (find_exception_handler_labels): Don't add the same label more than
4276 once.
4277 (remove_exception_handler_label): Don't die if
4278 find_exception_handler_labels hasn't been called for the current
4279 function yet.
4281 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
4283 * toplev.c (rest_of_compilation): Rebuild jump labels after
4284 gcse.
4286 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4288 * doc/extend.texi: Move documentation of X86 built-in functions
4289 here.
4290 * doc/invoke.texi: From here.
4291 * doc/sourcebuild.texi: Document location of documentation for
4292 machine built-in functions.
4294 2002-01-13 Christopher Faylor <cgf@redhat.com>
4296 * cppfiles.c (TEST_THRESHOLD): New macro.
4297 (SHOULD_MMAP): Ditto.
4298 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
4299 be used.
4301 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
4303 * unroll.c (final_reg_note_copy): Properly handle
4304 REG_LABEL
4305 (unroll_loops): Fix LOOP_CONDITION heuristics.
4307 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
4309 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
4310 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
4312 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
4314 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
4315 threaded loop.
4317 2002-01-14 Tom Rix <trix@redhat.com>
4319 * config/rs6000/rs6000.md: Fix typo with sradi.
4321 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
4323 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
4324 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
4325 (clrstrdi, clrstrsi): Adapt callers.
4327 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
4329 (movti splitter): Never use register 0 as base register.
4331 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
4333 * combine.c (simplify_shift_const): Always generate new rtx
4334 for shift expression instead of reusing given expression.
4336 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4338 * config/alpha/alpha.c (alpha_expand_mov): Don't call
4339 alpha_legitimize_address unless mode is Pmode.
4341 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
4343 * doc/md.texi (Modifiers): Document the '*' constraint for the
4344 user.
4346 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
4347 * doc/extend.texi (Function Attributes): 'interrupt' is valid
4348 for xstormy16 too.
4350 2002-01-13 Richard Henderson <rth@redhat.com>
4352 * reload.c (find_reloads): Use a hard reg destination as reload reg
4353 for an input reload of the source.
4355 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4357 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
4358 more generic.
4360 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
4362 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
4363 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
4365 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
4367 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4369 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
4371 2002-01-12 Tom Rix <trix@redhat.com>
4373 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
4374 TARGET_POWERPC64.
4376 2002-01-12 Richard Henderson <rth@redhat.com>
4378 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
4380 * doc/invoke.texi: Update Alpha options.
4382 * doc/invoke.texi: Update i386 built-in function lists.
4384 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
4386 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
4387 referencing outside.
4389 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4391 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
4392 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
4393 offsets, and change line folding.
4394 * optabs.c (expand_binop): Remove warnings.
4395 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
4397 2002-01-12 Graham Stott <grahams@redhat.com>
4399 * attribs.c (handle_deprecated_attribute): constify WHAT.
4400 * diagnostic.c (warn_deprecated_use): Add braces, fixes
4401 dangling else warning and constify WHAT.
4402 * except.h (struct function, struct inline_remap): Move
4403 struct tag forward defs before all prototypes.
4404 (duplicate_eh_regions): Whitespace.
4406 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
4408 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4409 MODE_BASE_REG_CLASS.
4410 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
4412 2002-01-12 Richard Henderson <rth@redhat.com>
4414 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
4415 (ix86_expand_vector_move): New.
4416 (bdesc_2arg): Remove andps, andnps, orps, xorps.
4417 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
4418 Remove old prefetch builtins. Special case the logicals removed above.
4419 (ix86_expand_builtin): Likewise.
4420 (safe_vector_operand): Use V4SFmode, not TImode.
4421 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
4422 (ix86_expand_timode_binop_builtin): New.
4423 * config/i386/i386-protos.h: Update.
4424 * config/i386/i386.h (enum ix86_builtins): Update.
4425 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
4426 Use ix86_expand_vector_move in vector move expanders.
4427 (movti_internal, movti_rex64): Add xorps alternative.
4428 (sse_clrv4sf): Rename and adjust from sse_clrti.
4429 (prefetch): Don't work so hard.
4430 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
4431 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
4432 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
4434 2002-01-11 Richard Henderson <rth@redhat.com>
4436 * config/i386/mmintrin.h: New file.
4437 * config/i386/xmmintrin.h: New file.
4438 * config.gcc (i?86-*-*): Add extra_headers.
4439 * simplify-rtx.c (simplify_unary_operation): Handle saturating
4440 truncation codes.
4441 (simplify_binary_operation): Handle saturating arithmetic codes.
4442 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
4443 not the lowpart subreg.
4444 (ix86_expand_builtin): Return a TImode dummy register instead of 0
4445 on error.
4446 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
4448 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4450 * conflict.c (conflict_graph_compute): Free regsets when finished.
4451 * ssa.c (compute_coalesced_reg_partition): Likewise.
4453 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4455 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
4456 every where we allocate a register.
4458 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4460 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
4461 * lcm.c (compute_earliest, compute_farthest): Likewise.
4463 2002-01-11 Janis Johnson <janis187@us.ibm.com>
4465 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
4467 2002-01-11 Janis Johnson <janis187@us.ibm.com>
4469 * doc/rtl.texi (Insns): Fix 2 typos.
4471 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
4473 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
4474 options. Use @table @gcctabopt for MMIX options. Add index
4475 entries for MMIX options. Start new paragraph with first
4476 heading of the machine-dependent options.
4478 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
4480 PR other/5299
4481 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
4482 * combine.c (force_to_mode): Same.
4483 * reload1.c (clear_reload_reg_in_use): Same.
4485 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
4487 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
4488 and 'subtargets'.
4490 2002-01-11 Andreas Jaeger <aj@suse.de>,
4491 Brad Lucier <lucier@math.purdue.edu>
4493 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
4494 mcpu.
4496 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
4498 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
4499 Protect with IN_LIBGCC.
4500 (LINK_EH_SPEC): Add required trailing space.
4502 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
4504 * c-tree.h: Move function declarations so that they are listed
4505 under the filename which contains them.
4506 (check_identifier, finish_decl_top_level,
4507 lookup_name_current_level_global, shadow_record_fields): Remove.
4509 2002-01-11 Andreas Jaeger <aj@suse.de>
4511 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
4512 march.
4514 2002-01-10 Richard Henderson <rth@redhat.com>
4516 * config/alpha/alpha.c (print_operand): Add 'J'.
4517 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
4518 new operand with the sequence number for the lituse. When splitting
4519 the insns, use gen_movdi_er_high_g and generate a sequence number.
4520 (gen_movdi_er_high_g): Print the sequence number if non-zero.
4522 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
4524 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
4525 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
4526 stvxl.
4527 (altivec_expand_builtin): Same.
4528 (altivec_expand_stv_builtin): New.
4530 * config/rs6000/rs6000.h (rs6000_builtins): Same.
4532 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
4533 ("altivec_lvehx"): New.
4534 ("altivec_lvewx"): New.
4535 ("altivec_lvxl"): New.
4536 ("altivec_lvx"): New.
4537 ("altivec_stvx"): New.
4538 ("altivec_stvebx"): New.
4539 ("altivec_stvehx"): New.
4540 ("altivec_stvewx"): New.
4541 ("altivec_stvxl"): New.
4543 2002-01-10 Richard Henderson <rth@redhat.com>
4545 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
4546 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
4547 care not to delete instructions twice.
4549 2002-01-10 Zack Weinberg <zack@codesourcery.com>
4551 * toplev.c: Don't declare environ (it's not used anywhere).
4552 * configure.in: Don't check for declaration of environ.
4553 * config/i386/xm-mingw32.h: Don't #define environ.
4554 * config.in, configure: Regenerate.
4556 2002-01-10 Zack Weinberg <zack@codesourcery.com>
4558 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
4559 * configure: Regenerate.
4561 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
4562 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
4563 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
4564 alpha/xm-vms.h.
4565 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
4566 LIMITS_H_TEST here, not in m68k/x-next.
4567 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
4568 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
4570 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
4571 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
4572 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
4574 * config/i386/x-djgpp: Renamed i386/t-djgpp.
4575 * config/m88k/x-dolph: Renamed m88k/t-dolph.
4576 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
4577 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
4578 replacement of quadlib.asm with quadlib.c.
4580 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
4581 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
4582 config/rs6000/xm-beos.h: Delete file.
4584 * config.gcc: Update to match above changes.
4586 2002-01-10 Kazu Hirata <kazu@hxi.com>
4588 * config/h8300/h8300.h: Fix comment typos.
4589 * config/h8300/h8300.md: Likewise.
4590 * config/h8300/lib1funcs.asm: Likewise.
4592 2002-01-10 Dale Johannesen <dalej@apple.com>
4594 PR optimization/5269
4595 * unroll.c (precondition_loop_p): Make *increment be the correct
4596 sign when n_iterations known, to avoid confusing caller.
4598 2002-01-10 Kazu Hirata <kazu@hxi.com>
4600 * doc/extend.texi (deprecated): Fix a typo.
4602 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
4604 * basic-block.h (update_br_prob_note): Declare.
4605 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
4606 (try_forward_edges): Care negative frequencies and update note.
4607 (outgoing_edges_match): Tweek conditional merging heuristics.
4608 (try_crossjump_to_edge): use update_br_prob_note.
4609 * cfglayout.c (fixup_reorder_chain): Likewise.
4610 * cfrtl.c (update_br_prob_note): New.
4611 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
4613 * i386.c (ix86_decompose_address): Return -1 if address contains
4614 shift.
4615 (legitimate_address_p): Require ix86_decompose_address to return 1.
4617 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
4618 (cprop_insn): Likewise.
4620 2002-01-10 Kazu Hirata <kazu@hxi.com>
4622 * toplev.c: Fix formatting.
4623 * tree.c: Likewise.
4624 * tree-dump.c: Likewise.
4625 * unroll.c: Likewise.
4626 * unwind-dw2.c: Likewise.
4627 * unwind-dw2-fde.c: Likewise.
4628 * unwind-dw2-fde-glibc.c: Likewise.
4629 * unwind-sjlj.c: Likewise.
4631 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4633 * doc/invoke.texi: Document PDP-11 options.
4635 2002-01-10 Kazu Hirata <kazu@hxi.com>
4637 * config/h8300/h8300.h: Fix formatting.
4639 2002-01-10 Ira Ruben <ira@apple.com>
4641 Add __attribute__ ((deprecated)).
4642 * extend.texi: Document __attribute__ ((deprecated)).
4643 * invoke.texi: Document -Wno-deprecated-declarations.
4644 * testsuite/g++.dg/other/deprecated.C: New C++ test.
4645 * testsuite/gcc.dg/deprecated.c: New C test.
4646 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
4647 (c_common_attribute_table): Add "deprecated" entry.
4648 (handle_deprecated_attribute): New function.
4649 * c-decl.c (deprecated_states): New enum.
4650 deprecated_state: State of "deprecated" handling.
4651 (start_decl): Set deprecated_state based on attributes.
4652 (grokdeclarator): Test for deprecated uses, propagate attribute.
4653 * c-typeck.c (build_component_ref): Test for deprecated fields.
4654 (build_external_ref): Test for deprecated primaries.
4655 * diagnostic.c (warn_deprecated_use) New function to issue
4656 warnings about __attribute__ ((depricated)) references.
4657 * flags.h (warn_deprecated_decl): Extern declared for
4658 -W[no-]deprecated-declarations option.
4659 * print-tree.c (print_node): Show deprecated flag status.
4660 * toplev.c (warn_deprecated_decl): Defined.
4661 (W_options): Added "deprecated-declaration".
4662 * toplev.h (warn_deprecated_use): Extern declared.
4663 * tree.h (struct tree_common): Define deprecated_flag.
4664 (TREE_DEPRECATED): New macro to access flag.
4665 * cp/call.c (build_call): Test for deprecated calls.
4666 * cp/class.c (add_implicitly_declared_members): Set global
4667 flag to tell grokdeclarator to not issue deprecated warnings.
4668 * cp/cp-tree.h: Add extern for adding_implicit_members.
4669 * cp/decl.c (deprecated_states): New enum.
4670 (start_decl): Set deprecated_state based on attributes.
4671 (grokdeclarator): Test for deprecated uses, propagate attribute.
4672 * cp/lex.c (do_identifier): Test for deprecated primaries.
4673 * cp/typeck.c (build_component_ref): Test for deprecated fields.
4675 2002-01-10 Ira Ruben <ira@apple.com>
4677 Fix to assign attributes to inline member functions.
4678 * cp/decl.c (start_method): Handle attrlist.
4680 2002-01-10 Kazu Hirata <kazu@hxi.com>
4682 * combine.c (expand_field_assignment): Use subreg_lsb().
4684 2002-01-10 David Edelsohn <edelsohn@gnu.org>
4686 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
4687 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
4688 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
4689 Recurse for any operand of AND as long as constant is non-zero.
4691 2002-01-10 Kazu Hirata <kazu@hxi.com>
4693 * config/h8300/h8300.md: Remove constraints from expanders.
4695 2002-01-10 Kazu Hirata <kazu@hxi.com>
4697 * varasm.c: Fix formatting.
4698 * varray.c: Likewise.
4699 * vmsdbgout.c: Likewise.
4700 * xcoffout.c: Likewise.
4702 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
4704 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
4705 update edge probabilities to match.
4707 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4709 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
4710 dependencies.
4711 * doc/languages.texi, doc/sourcebuild.texi: New files.
4712 * doc/configfiles.texi: Make a subsubsection. Update.
4713 * doc/configterms.texi: Add @node. Remove warning that this isn't
4714 instructions for building GCC.
4715 * doc/makefile.texi: Make a subsection.
4716 * doc/gccint.texi: Update.
4718 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
4720 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
4722 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
4724 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
4726 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
4728 * optabs.c (expand_fix): Look for wider integer modes first.
4730 * i386.md (mov?f): Avoid the fake const double trick for medium
4731 memory model.
4732 (min?f*/max?f*): Prohibit memory operands for i387 variant.
4733 (fop_df_4): Disable for SSE compilation.
4735 2002-01-10 Graham Stott <grahams@redhat.com>
4737 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
4738 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
4740 2002-01-10 Richard Henderson <rth@redhat.com>
4742 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
4744 2002-01-10 Richard Henderson <rth@redhat.com>
4746 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
4747 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
4749 2002-01-10 Kazu Hirata <kazu@hxi.com>
4751 * combine.c (can_combine_p): Fix a comment typo.
4753 2002-01-09 Zack Weinberg <zack@codesourcery.com>
4755 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
4756 empty list correctly. Change loop index $t to $f for
4757 consistency with rest of Makefile.
4759 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
4761 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
4762 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
4764 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
4765 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
4766 (altivec_init_builtins): Same.
4767 (altivec_expand_unop_builtin): Return NULL_RTX on error.
4768 (altivec_expand_binop_builtin): Same.
4769 (altivec_expand_ternop_builtin): Same.
4770 (bdesc_dst): New.
4772 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
4773 ("altivec_vctuxs"): Fix typo.
4774 ("altivec_vnmsubfp"): Same.
4775 ("altivec_dssall"): New.
4776 ("altivec_mfvscr"): New.
4777 ("altivec_dss"): New.
4778 ("altivec_lvsl"): New.
4779 ("altivec_lvsr"): New.
4780 ("altivec_dstt"): New.
4781 ("altivec_dstst"): New.
4782 ("altivec_dststt"): New.
4783 ("altivec_dst"): New.
4785 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
4786 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
4788 2002-01-09 Richard Henderson <rth@redhat.com>
4790 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
4792 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
4794 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
4795 function.
4796 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
4797 prototype.
4798 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
4800 2002-01-09 Kazu Hirata <kazu@hxi.com>
4802 * read-rtl.c: Fix formatting.
4803 * real.c: Likewise.
4804 * regclass.c: Likewise.
4805 * regrename.c: Likewise.
4806 * reg-stack.c: Likewise.
4807 * reload1.c: Likewise.
4808 * reload.c: Likewise.
4809 * rtl.c: Likewise.
4811 2002-01-09 Kazu Hirata <kazu@hxi.com>
4813 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
4814 to extract items in the expr_list chain.
4816 2002-01-09 Richard Henderson <rth@redhat.com>
4818 * config/vax/vax.c (vax_rtx_cost): Never abort.
4820 * config/vax/vax.h (REAL_ARITHMETIC): Define.
4822 2002-01-09 Jan Hubicka <jh@suse.cz>
4824 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
4826 2002-01-09 Richard Henderson <rth@redhat.com>
4828 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
4829 Unify code from various alternatives.
4831 2002-01-09 Richard Henderson <rth@redhat.com>
4833 * regrename.c (copy_value): Ignore the copy if the source register
4834 is present in the value chain with a narrower mode.
4836 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4838 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
4839 for the c4x target. Also improve layout.
4841 2002-01-09 Richard Henderson <rth@redhat.com>
4843 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
4844 * config/m32r/m32r.md (and ior xor splitters): Swap operands
4845 to match insn patterns.
4847 2002-01-09 Richard Henderson <rth@redhat.com>
4849 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
4850 (copyprop_hardreg_forward_1): Likewise.
4852 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4854 * pa.md (decrement_and_branch_until_zero): Change predicate for
4855 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
4857 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4859 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
4860 gets undefined. For Darwin.
4862 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4864 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
4866 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4868 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
4870 2002-01-08 Richard Henderson <rth@redhat.com>
4872 * regrename.c (copy_value): Ignore overlapping copies.
4874 2002-01-08 Richard Henderson <rth@redhat.com>
4876 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
4877 as needed to avoid shared structure.
4879 2002-01-08 Kazu Hirata <kazu@hxi.com>
4881 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
4882 H8/300H and H8/S.
4884 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
4886 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
4887 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
4888 documentation of obsolete macros.
4889 * system.h: Poison these macros.
4890 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
4891 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
4892 config/c4x/c4x.h, config/clipper/clipper.h,
4893 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
4894 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
4895 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
4896 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
4897 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
4898 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
4899 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4900 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
4901 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
4902 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4903 config/sparc/sparc.h, config/stormy16/stormy16.h,
4904 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
4905 definitions and commented out definitions of obsolete macros.
4906 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
4907 of MAX_INT_TYPE_SIZE.
4909 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
4911 * config/s390/s390.c (s390_preferred_reload_class): Never
4912 return ADDR_REGS if it isn't a subset of the given class.
4913 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
4914 FP_REGS, but all superclasses as well.
4916 * config/s390/s390.c (s390_function_profiler): Fix thinko.
4918 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
4919 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
4920 must not be a const_int.
4922 2002-01-08 Richard Henderson <rth@redhat.com>
4924 * Makefile.in (toplev.o): Depend on options.h.
4925 (gcc.o): Depend on specs.h.
4927 2002-01-08 Jakub Jelinek <jakub@redhat.com>
4929 * expr.c (store_expr): Convert VOIDmode constants back to target's
4930 mode.
4932 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4934 * doc/invoke.texi: Markup gcc as @command. Refer to
4935 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
4936 of http://gcc.gnu.org/thanks.html.
4938 2002-01-08 Dale Johannesen <dalej@apple.com>
4940 * config/rs6000/rs6000.md: Add missing int register
4941 target case to movdf_low.
4943 2002-01-08 Zack Weinberg <zack@codesourcery.com>
4945 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
4946 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
4947 (cppinit.o): Depend on except.h.
4948 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
4949 s-specs): New rules.
4951 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
4952 Don't create specs.h/options.h/gencheck.h here. Remove
4953 unnecessary variable settings from last argument of AC_OUTPUT.
4954 * config.in, configure: Regenerate.
4955 * intl.c: Hardcode package name as "gcc".
4957 * cppinit.c: Include except.h.
4958 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
4959 appropriate.
4960 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
4961 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
4962 (!)USING_SJLJ_EXCEPTIONS.
4963 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
4965 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
4967 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
4968 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
4969 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
4970 documentation of obsolete macros.
4971 * system.h: Poison these macros.
4972 * config/d30v/d30v.h, config/ns32k/encore.h,
4973 config/stormy16/stormy16.h: Remove definitions and commented out
4974 definitions of obsolete macros.
4976 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
4978 * objc/objc-act.c (handle_class_ref): Mark the declaration of
4979 %sobjc_class_ref_%s as used - to prevent unwanted compiler
4980 warnings.
4982 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
4984 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
4985 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
4986 to insn adjusting stack/frame pointer.
4987 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
4988 accept operands that cause the insn to be non-splittable.
4990 2002-01-08 Graham Stott <grahams@redhat.com>
4992 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
4993 (C_TYPE_FIELDS_VOLATILE): Likewise.
4994 (C_TYPE_BEING_DEFINED): Likewise.
4995 (C_IS_RESERVED_WORD): Likewise.
4996 (C_TYPE_VARIABLE_SIZE): Likewise.
4997 (C_DECL_VARIABLE_SIZE): Likewise.
4998 (C_MISSING_PROTOTYPE_WARNED): Likewise.
4999 (C_SET_EXP_ORIGINAL_CODE): Likewise.
5000 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
5001 parenthesis.
5002 (C_DECL_ANTICIPATED): Likewise.
5003 (c_build_type_variant): Add parenthesis.
5005 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
5007 * gcc.c (option_map): Remove --version.
5008 (process_command): Handle -fversion following the GNU Coding
5009 Standards. Partially addresses PR other/704.
5011 2002-01-08 Graham Stott <grahams@redhat.com>
5013 * combine.c (combine_instructions): Fix typo.
5015 2002-01-08 Graham Stott <grahams@redhat.com>
5017 * debug.h: Use "tree" and "rtx" throughout.
5019 * debug.c: Likewise.
5021 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
5023 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
5024 constant pool, use the pool's version of the symbol instead.
5026 2002-01-07 Richard Henderson <rth@redhat.com>
5028 * regrename.c (find_oldest_value_reg): Ignore the value chain if
5029 the original register was copied in a mode with a fewer number of
5030 hard registers than the desired mode.
5031 (copyprop_hardreg_forward_1): Likewise.
5032 (debug_value_data): Fix loop test.
5033 * toplev.c (parse_options_and_default_flags): Reenable
5034 -fcprop-registers at -O1.
5036 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
5038 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
5039 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
5041 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
5042 predicates.
5044 * config/rs6000/rs6000.md: Add altivec predicate patterns.
5046 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
5048 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
5049 (pa_output_function_prologue): Output local label at the beginning of
5050 the prologue when profiling.
5051 (hppa_profile_hook): Use the local label rather than the function label.
5052 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
5054 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
5056 * config/rs6000/rs6000.c (print_operand): Remove extra space.
5057 (altivec_expand_unop_builtin): Fix thinko.
5058 (altivec_expand_binop_builtin): Same.
5059 (altivec_expand_ternop_builtin): Same.
5060 (altivec_expand_builtin): Same.
5062 2002-01-07 Richard Henderson <rth@redhat.com>
5064 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
5066 2002-01-07 Jason Merrill <jason@redhat.com>
5068 * unwind-dw2.c (execute_cfa_program): Use < again.
5070 2002-01-07 Jakub Jelinek <jakub@redhat.com>
5072 * predict.c (combine_predictions_for_insn): Avoid division by zero.
5074 2002-01-07 Jakub Jelinek <jakub@redhat.com>
5076 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
5077 Don't allow -1 - x -> ~x simplifications in the first pass.
5079 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
5081 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
5082 arguments.
5083 (altivec_expand_binop_builtin): Same.
5084 (altivec_expand_unop_builtin): Same.
5085 (print_operand): Fix typo.
5086 (bdesc_1arg): Add vupk* variants.
5088 * rs6000.h (rs6000_builtins): Add vupk* enums.
5090 * rs6000.md: Add altivec_vupk* variants.
5092 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5094 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
5095 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
5096 and last update dates.
5098 2002-01-07 Janis Johnson <janis187@us.ibm.com>
5100 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
5102 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
5104 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
5105 * config/avr/avr.h (CPP_SPEC): Likewise.
5106 (LINK_SPEC): Likewise.
5107 (CRT_BINUTILS_SPECS): Likewise.
5108 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5109 * doc/invoke.texi (AVR Options): Document them.
5111 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
5113 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
5114 LABEL_NUSES.
5116 2002-01-07 Graham Stott <grahams@redhat.com>
5118 * config/i386/i386.h: Update copyright date.
5119 (HALF_PIC_PTR): Add parenthesis.
5120 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
5121 (CONSTANT_ALIGNMENT): Add parenthesis.
5122 (DATA_ALIGNMENT): Likewise.
5123 (LOCAL_ALIGNMENT): Likewise.
5124 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
5125 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
5126 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
5127 (HARD_REGNO_NREGS): Add paranethesis.
5128 (VALID_SSE_REG_MODE): Whitespace.
5129 (VALID_MMX_REG_MODE): Whitespace.
5130 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
5131 (ix86_hard_regno_mode_ok): Add parenthesis.
5132 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
5133 (RETURN_IN_MEMORY): Whitespace.
5134 (N_REG_CLASSES): Add parenthesis.
5135 (INTEGER_CLASS_P): Add parenthesis and wrap.
5136 (FLOAT_CLASS_P): Likewise.
5137 (SSE_CLASS_P): Likewise.
5138 (MMX_CLASS_P): Likewise.
5139 (MAYBE_INTEGER_CLASS_P): Likewise.
5140 (MAYBE_FLOAT_CLASS_P): Likewise.
5141 (MAYBE_SSE_CLASS_P): Likewise.
5142 (MAYBE_MMX_CLASS_P): Likewise.
5143 (Q_CLASS_P): Likewise.
5144 (GENERAL_REGNO_P): Uppercase macro parameter.
5145 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
5146 (FP_REGNO_P): Likewise.
5147 (ANY_FP_REGNO_P): Uppercase macro parameter.
5148 (SSE_REGNO_P): Likewise.
5149 (SSE_REGNO): Likewise.
5150 (SSE_REG_P): Likewise.
5151 (SSE_FLOAT_MODE_P): Likewise.
5152 (MMX_REGNO_P): Likewise.
5153 (MMX_REG_P):Likewise.
5154 (STACK_REG_P): Likewise.
5155 (NON_STACK_REG_P): Likewise.
5156 (STACK_TOP_P): Likewise.
5157 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
5158 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
5159 (SECONDARY_MEMORY_NEEDED): Likewise.
5160 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
5161 (MD_ASM_CLOBBERS): Whitespace and wrap.
5162 (MUST_PASS_IN_STACK): Whitespace and wrap.
5163 (RETURN_POPS_ARGS): Add parenthesis.
5164 (INIT_CUMULATIVE_ARGS): Likewise.
5165 (FUNCTION_ARG): Likewise.
5166 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
5167 (SETUP_INCOMING_VARARGS): Likewise.
5168 (BUILD_VA_LIST_TYPE): Add parenthesis.
5169 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
5170 parenthsis.
5171 (EXPAND_BUILTIN_VA_ARG): Likewise.
5172 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
5173 (INITIALIZE_TRAMPOLINE): Add parenthesis.
5174 (INITIAL_ELIMINATION_OFFSET): Likewise.
5175 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
5176 (REGNO_OK_FOR_BASE_P): Likewise.
5177 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
5178 (REGNO_OK_FOR_DIREG_P): Likewise.
5179 (REG_OK_FOR_INDEX_P): Whitespace.
5180 (REG_OK_FOR_BASE_P): Whitespace.
5181 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
5182 parenthesis.
5183 (FIND_BASE_TERM): Fix typo.
5184 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
5185 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
5186 (SYMBOLIC_CONST; Whitespace.
5187 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
5188 (ENCODE_SECTION_INFO): Whitespace.
5189 (FINALIZE_PIC): Remove do { ... } while (0).
5190 (PROMOTE_MODE): Wrap in do { ... } while (0).
5191 (CONST_COSTS): Whitespace.
5192 (RTX_COSTS): Add paramethesis, whitespace and wrap.
5193 (REGISTER_MOVE_COST): Add parenthesis.
5194 (MEMORY_MOVE_COST): Likewise.
5195 (EXTRA_CC_MODES): Whitespace.
5196 (SELECT_CC_MODE): Add parenthesis and whitespace.
5197 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
5198 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
5199 (ASM_OUTPUT_LABEL): Add paramethesis.
5200 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
5201 (ASM_OUTPUT_REG_POP): Likewise.
5202 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
5203 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5205 * config/i386/i386.c: Update copyright.
5206 (CHECK_STACK_LIMIT): Add parenthesis.
5207 (AT_BP): Uppercase macro parameter.
5208 (x86_64_int_parameter_registers): Constify.
5209 (x86_64_int_return_registers): Likewise.
5210 (ix86_compare_op0): Use rtx.
5211 (construct_container): Constify INTREG parameter.
5212 (function_arg): Use rtx.
5214 * diagnostic.h: Update copyright date.
5215 (output_buffer_state): Add parenthesis.
5216 (output_buffer_format_args): Likewise.
5218 * combine.c (combine_instructions): Replace XEXP (links, 0)
5219 with link.
5221 2002-01-06 H.J. Lu <hjl@gnu.org>
5223 * cfgcleanup.c (thread_jump): Fix 2 typos.
5225 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
5227 * config.gcc: Add support for --enable-altivec.
5229 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
5231 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
5233 2002-01-06 Jakub Jelinek <jakub@redhat.com>
5235 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
5236 __objc_class_name_*.
5238 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
5240 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
5242 2002-01-06 Richard Henderson <rth@redhat.com>
5244 * reorg.c (emit_delay_sequence): Remove death notes, not merely
5245 nop them out. Increment label reference count for REG_LABEL.
5246 (fill_slots_from_thread): Frob label reference count around
5247 delete_related_insns.
5249 2002-01-05 Richard Henderson <rth@redhat.com>
5251 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
5252 jump threading.
5254 2002-01-05 Richard Henderson <rth@redhat.com>
5256 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
5257 * integrate.c (output_inline_function): Likewise.
5258 * toplev.c (rest_of_compilation): Do it here instead. Move call
5259 to remove_unnecessary_notes after emitting abstract instance.
5260 Force an emitted nested function to have its parent emited as well.
5261 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
5262 for null.
5263 (rtl_for_decl_location): Do not look at reload data structures
5264 before reload has run.
5266 2002-01-05 Kazu Hirata <kazu@hxi.com>
5268 * cse.c: Fix formatting.
5269 * dwarf2asm.c: Likewise.
5270 * dwarf2out.c: Likewise.
5271 * explow.c: Likewise.
5272 * expmed.c: Likewise.
5273 * function.c: Likewise.
5274 * gcov.c: Likewise.
5275 * gencheck.c: Likewise.
5276 * genrecog.c: Likewise.
5277 * ggc-common.c: Likewise.
5278 * ggc-page.c: Likewise.
5279 * global.c: Likewise.
5281 2002-01-05 Kazu Hirata <kazu@hxi.com>
5283 * combine.c: Fix formatting.
5285 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
5287 PR middle-end/1557
5288 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
5290 2002-01-05 David Edelsohn <edelsohn@gnu.org>
5292 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
5293 as 1 for __powerpc64__ as well.
5295 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
5297 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
5298 return it.
5300 2002-01-05 Daniel Berlin <dan@dberlin.org>
5302 * lcm.c: Revert change, due to performance regression it causes on
5303 SPEC because it's slightly more conservative (sigh, I hate
5304 edge-based LCM).
5306 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
5308 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
5310 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5312 * doc/cppinternals.texi: Update.
5314 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
5316 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
5317 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
5318 negatives.
5319 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
5320 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
5321 kludge for pre-october-14th mmix versions to handle new-found bug
5322 with PUSHJ/PUSHGO and the register stack.
5323 * config/mmix/mmix.h (struct machine_function): Rename member
5324 has_call_value_without_parameters to has_call_without_parameters.
5325 All referers changed.
5326 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
5327 TARGET_MASK_BRANCH_PREDICT): New macros.
5328 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
5329 -mno-reg-stack-fill-bug-workaround.
5330 * config/mmix/mmix.md ("call"): Set struct machine member
5331 has_call_without_parameters.
5333 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
5335 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
5337 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
5339 * cfgcleanup.c: Include tm_p.h
5340 (mark_effect): Fix handling of hard register; fix handling of SET
5342 2002-01-04 Kazu Hirata <kazu@hxi.com>
5344 * config/h8300/h8300.md (anonymous patterns): Check that
5345 operands are registers before using REGNO on them.
5347 2002-01-03 Roland McGrath <roland@frob.com>
5349 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
5351 2002-01-04 Jakub Jelinek <jakub@redhat.com>
5353 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
5354 * c-common.h (genrtl_expr_stmt_value): Likewise.
5355 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
5356 (expand_expr_stmt_value): Add maybe_last argument.
5357 Don't warn about statement with no effect if it is the last statement
5358 in expression statement.
5359 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
5360 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
5361 expand_expr_stmt_value.
5362 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
5363 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
5364 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
5365 as maybe_last to expand_expr_stmt_value.
5367 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
5369 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
5370 be passed in, do not build it.
5371 (c_begin_if_stmt): New function.
5372 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
5373 * c-common.h (c_expand_start_cond): Update prototype.
5374 (c_begin_if_stmt): Prototype new function.
5375 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
5376 * c-parse.in (if_prefix): Use c_begin_if_stmt,
5377 c_begin_while_stmt and c_finish_while_stmt_cond.
5379 2002-01-04 William Cohen <wcohen@redhat.com>
5381 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
5382 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
5383 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
5384 * config/pa/som.h (ASM_FILE_START): Likewise.
5386 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
5388 * lcm.c: Include df.h.
5389 Add available_transfer_function prototype.
5390 (compute_available): Rework to use iterative dataflow framework.
5391 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
5392 with bb_info in df.h
5393 (available_transfer_function): New function.
5395 * Makefile.in (lcm.o): add df.h to dependencies.
5397 2002-01-04 Richard Henderson <rth@redhat.com>
5399 * config/alpha/alpha.c (some_operand): Accept HIGH.
5400 (input_operand): Likewise; accept simple references to globals.
5401 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
5402 (alpha_const_double_ok_for_letter_p): Likewise.
5403 (alpha_extra_constraint): Likewise.
5404 (alpha_preferred_reload_class): Likewise. Do not force
5405 symbolic constants to memory.
5406 (alpha_legitimate_address_p): Accept simple references
5407 to small_symbolic_operand.
5408 (alpha_legitimize_address): New arg scratch. Be prepared to be
5409 called when no_new_pseudos. Emit simple symbolic references.
5410 Split integers into low, high, and rest.
5411 (alpha_expand_mov): Use alpha_legitimize_address.
5412 (some_small_symbolic_mem_operand): New.
5413 (split_small_symbolic_mem_operand): New.
5414 * config/alpha/alpha-protos.h: Update.
5415 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
5416 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5417 (EXTRA_CONSTRAINT): Likewise.
5418 (PREFERRED_RELOAD_CLASS): Likewise.
5419 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
5420 (PREDICATE_CODES): Update.
5421 * config/alpha/alpha.md: New post-reload splitters to convert
5422 simplfied symbolic operands to the form that references $29.
5423 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
5424 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
5426 2002-01-03 Richard Henderson <rth@redhat.com>
5428 * local-alloc.c (function_invariant_p): Update commentary.
5430 2002-01-04 H.J. Lu <hjl@gnu.org>
5432 * toplev.c (rest_of_compilation): Fix a typo when calling
5433 cleanup_cfg.
5435 2002-01-03 Kazu Hirata <kazu@hxi.com>
5437 * c-common.c: Fix formatting.
5438 * diagnostic.c: Likewise.
5439 * doloop.c: Likewise.
5440 * dwarf2out.c: Likewise.
5442 2002-01-03 Kazu Hirata <kazu@hxi.com>
5444 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
5445 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
5447 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
5449 * cpperror.c: Update comments and copyright.
5450 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
5451 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
5453 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5455 * collect2.c (main): Use strcmp when testing for "-shared".
5457 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
5459 * cppmacro.c: Don't include intl.h. Update comments.
5460 (new_number_token): Allocate enough buffer for 64-bit unsigned
5461 integers; update prototype.
5462 * cppmain.c: Update comments.
5464 2002-01-03 William Cohen <wcohen@redhat.com>
5466 * function.h (struct function): Add profile.
5467 (current_function_profile): New.
5468 doc/extend.texi: Update documentation.
5469 * final.c (final_start_function): Use current_function_profile
5470 instead of profile_flag.
5471 (profile_after_prologue): Likewise.
5472 * function.c (expand_function_start): Likewise.
5473 (expand_function_start): Likewise.
5474 * config/alpha/alpha.c (direct_call_operand):
5475 (alpha_does_function_need_gp): Likewise.
5476 (alpha_expand_prologue): Likewise.
5477 * config/arm/arm.c (arm_expand_prologue): Likewise.
5478 thumb_expand_prologue: Likewise.
5479 * config/d30v/d30v.c (d30v_stack_info): Likewise.
5480 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
5481 (fr30_expand_prologue): Likewise.
5482 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
5483 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
5484 * config/i386/i386.h (FINALIZE_PIC): Likewise.
5485 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5486 * config/i960/i960.c (i960_output_function_prologue): Likewise.
5487 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
5488 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
5489 (m32r_expand_prologue): Likewise.
5490 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
5491 (m88k_expand_prologue): Likewise.
5492 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
5493 * config/mips/mips.c (compute_frame_size): Likewise.
5494 (mips_expand_prologue): Likewise.
5495 (mips_can_use_return_insn): Likewise.
5496 * config/pa/elf.h (ASM_FILE_START): Likewise.
5497 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
5498 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
5499 * config/pa/som.h (ASM_FILE_START): Likewise.
5500 * config/romp/romp.c (romp_using_r14): Likewise.
5501 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
5502 (rs6000_stack_info): Likewise.
5503 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5504 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
5505 * config/v850/v850.c (compute_register_save_size): Likewise.
5507 2002-01-03 Jakub Jelinek <jakub@redhat.com>
5509 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
5510 gen_lowpart_common fails, use gen_lowpart_SUBREG.
5512 2002-01-03 Turly O'Connor <turly@apple.com>
5514 * darwin.c (machopic_output_possible_stub_label): Don't generate
5515 stub routines for pseudo-stubs which we've just defined.
5517 2002-01-03 Kazu Hirata <kazu@hxi.com>
5519 * builtins.c: Fix formatting.
5520 * c-typeck.c: Likewise.
5521 * combine.c: Likewise.
5522 * expr.c: Likewise.
5523 * loop.c: Likewise.
5525 2002-01-03 Andreas Schwab <schwab@suse.de>
5527 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
5528 and return true if _cpp_push_next_buffer pushed a new include
5529 file.
5530 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
5531 _cpp_pop_file_buffer did not push a new file.
5532 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
5534 2002-01-02 Eric Christopher <echristo@redhat.com>
5536 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
5537 FIND_REG_INC_NOTE call. Update copyright.
5538 * loop.c (canonicalize_condition): Ditto.
5539 * reorg.c (delete_scheduled_jump): Ditto.
5541 2002-01-03 Kazu Hirata <kazu@hxi.com>
5543 * gcse.c: Fix formatting.
5545 2002-01-03 Graham Stott <grahams@redhat.com>
5547 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
5548 forward defs for struct tags rtx_def, union_tree, rtvec_def
5549 also output corresponding typedefs for rtx, tree, and rtvec.
5551 * system.h: Move forward defs for struct tags rtx_def, union_tree,
5552 rtvec_def along with corresponding typedefs for rtx, tree, and
5553 rtvec to config.h, hconfig.h, tconfig.h.
5555 2002-01-03 Graham Stott <grahams@redhat.com>
5557 * tree.h: Update copyright date.
5558 (IS_EXPR_CODE_CLASS): Add parenthesis.
5559 (TREE_SET_CODE): Add whitespace.
5560 (TREE_CHECK): Add parenthesis.
5561 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
5562 (CST_OR_CONSTRUCTOR_CHECK):
5563 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
5564 (TREE_SYMBOL_REFERENCED): Whitespace.
5565 (INT_CST_LT): Likewise.
5566 (INT_CST_LT_UNSIGNED): Likewise.
5567 (tree_real_cst): Unwrap comment.
5568 (tree_string): Likewise.
5569 (tree_complex): Likewise.
5570 (IDENTIFIER_POINTER): correct cast.
5571 (SAVE_EXPR_CONTEXT): Whitespace.
5572 (EXPR_WFL_FILENAME_NODE): Likewise.
5573 (EXPR_WFL_FILENAME): Remove parenthesis.
5574 (DECL_ORIGIN): Add parenthesis.
5575 (DECL_FROM_INLINE): Use NULL_TREE.
5576 (build_int_2): Whitespace.
5577 (build_type_variant): Add parenthesis.
5579 * gcc/jcf-parse.c: Update copyright date.
5580 (yyparse): Constify resource_filename.
5582 2002-01-03 Graham Stott <grahams@redhat.com>
5584 * rtl.h: Update copyright date.
5585 (RTL_CHECK1): Wrap long line.
5586 (RTL_CHECK2): Likewise.
5587 (RTL_CHECKC1): Wrap long line and whitespace.
5588 (RTL_CHECKC2): Likewise.
5589 (XWINT): Whitespace.
5590 (XINT): Likewise.
5591 (XSTR): Likewise.
5592 (XEXP): Likewise.
5593 (XVEC): Likewise.
5594 (XMODE): Likewise.
5595 (XBITMAP): Likewise.
5596 (XTREE): Likewise.
5597 (XBBDEF): Likewise.
5598 (XTMPL): Likewise.
5599 (X0WINT): Likewise.
5600 (X0INT):Likewise.
5601 (X0UINT): Likewise.
5602 (X0STR): Likewise.
5603 (X0EXP): Likewise.
5604 (X0VEC): Likewise.
5605 (X0MODE): Likewise.
5606 (X0BITMAP): Likewise.
5607 (X0TREE): Likewise.
5608 (X0BBDEF): Likewise.
5609 (X0ADVFLAGS): Likewise.
5610 (X0CSELIB): Likewise.
5611 (X0MEMATTR): Likewise.
5612 (XCWINT): Likewise.
5613 (XCINT): Likewise.
5614 (XCUINT): Likewise.
5615 (XCSTR): Likewise.
5616 (XCEXP): Likewise.
5617 (XCVEC): Likewise.
5618 (XCMODE): Likewise.
5619 (XCBITMAP): Likewise.
5620 (XCTREE): Likewise.
5621 (XCBBDEF): Likewise.
5622 (XCADVFLAGS): Likewise.
5623 (XCCSELIB): Likewise.
5624 (XC2EXP): Likewise.
5625 (INSN_UID): Likewise.
5626 (PREV_INSN): Likewise.
5627 (PATTERN): Likewise.
5628 (INSN_CODE): Likewise.
5629 (PUT_REG_NOTE_KIND): Likewise.
5630 (CODE_LABEL_NUMBER): Likewise.
5631 (NOTE_SOURCE_FILE): Likewise.
5632 (NOTE_BLOCK): Likewise.
5633 (NOTE_EH_HANDLER): Likewise.
5634 (NOTE_RANGE_INFO): Likewise.
5635 (NOTE_LIVE_INFO): Likewise.
5636 (NOTE_BASIC_BLOCK): Likewise.
5637 (NOTE_EXPECTED_VALUE): Likewise.
5638 (NOTE_LINE_NUMBER): Likewise.
5639 (LABEL_NAME): Likewise.
5640 (LABEL_NUSES): Likewise.
5641 (LABEL_ALTERNATE_NAME): Likewise.
5642 (ADDRESSOF_DECL): Likewise.
5643 (JUMP_LABEL): Likewise.
5644 (LABEL_NEXTREF): Likewise.
5645 (REGNO): Likewise.
5646 (ORIGINAL_REGNO: Likewise.
5647 (HARD_REGISTER_NUM_P): Add parenthesis.
5648 (SUBREG_REG): Whitespace.
5649 (SUBREG_BYTE): Likewise.
5650 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
5651 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
5652 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
5653 (ASM_OPERANDS_INPUT_VEC): Likewise.
5654 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
5655 (ASM_OPERANDS_INPUT): Likewise.
5656 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
5657 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
5658 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
5659 (ASM_OPERANDS_INPUT_MODE): Likewise.
5660 (ASM_OPERANDS_SOURCE_FILE): Likewise.
5661 (ASM_OPERANDS_SOURCE_LINE): Likewise.
5662 (MEM_SET_IN_STRUCT_P): Minor reformat.
5663 (TRAP_CONDITION): Whitespace.
5664 (TRAP_CODE): Likewise.
5665 (COND_EXEC_TEST): Likewise.
5666 (COND_EXEC_CODE): Likewise.
5667 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
5668 (PHI_NODE_P): Add parenthesis.
5669 (plus_constant): Whitespace and add parenthesis.
5671 2002-01-03 Kazu Hirata <kazu@hxi.com>
5673 * config/avr/avr.c: Fix comment typos.
5674 * config/c4x/c4x.md: Likewise.
5675 * config/dsp16xx/dsp16xx.h: Likewise.
5676 * config/dsp16xx/dsp16xx.md: Likewise.
5677 * config/i386/i386.md: Likewise.
5678 * config/ia64/ia64.c: Likewise.
5679 * config/m32r/m32r.h: Likewise.
5680 * config/m68hc11/m68hc11.md: Likewise.
5681 * config/mmix/mmix.c: Likewise.
5682 * config/mn10200/mn10200.c: Likewise.
5683 * config/romp/romp.c: Likewise.
5684 * config/sh/sh.c: Likewise.
5685 * config/stormy16/stormy16.c: Likewise.
5686 * config/stormy16/stormy16.h: Likewise.
5687 * config/stormy16/stormy16.md: Likewise.
5689 2002-01-03 Graham Stott <grahams@redhat.com>
5691 * loop.h: Update copyright date.
5692 (LOOP_MOVABLES): Fix typo.
5693 (LOOP_REGS): Likewise.
5694 (LOOP_IVS): Likewise.
5696 2002-01-03 Graham Stott <grahams@redhat.com>
5698 * cppinit.c: Update copyright date.
5699 Don't include output.h
5700 * Makefile.in: Update copyright date.
5701 Update dependency.
5703 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
5705 PR c/5226
5706 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
5707 (-pthread) Add to RS/6000 options.
5709 2002-01-02 Kazu Hirata <kazu@hxi.com>
5711 * except.c: Fix comment typos.
5712 * loop.c: Likewise.
5713 * varasm.c: Likewise.
5714 * doc/tm.texi: Fix a typo.
5716 2002-01-02 Jakub Jelinek <jakub@redhat.com>
5718 * c-typeck.c (output_init_element): Allow initializing static storage
5719 duration objects with compound literals.
5721 2002-01-02 Richard Henderson <rth@redhat.com>
5723 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
5724 after abusing it.
5726 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5728 * gcc.c (default_compilers): Const-ify.
5729 * mips-tdump.c (stab_names): Likewise.
5730 * mips-tfile.c (map_coff_types, map_coff_storage,
5731 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
5732 pseudo_ops_t, pseudo_ops): Likewise.
5733 * protoize.c (default_include): Likewise
5735 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
5736 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
5737 Add array size in declaration.
5738 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
5739 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
5740 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
5741 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
5742 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
5743 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
5744 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
5745 emtens, make_nan): Const-ify.
5746 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
5747 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
5749 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
5751 * config.gcc (ia64-*-*): Set extra_headers.
5752 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
5753 * config/alpha/t-osf: Remove.
5754 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
5756 2002-01-02 David Edelsohn <edelsohn@gnu.org>
5758 * config/rs6000/t-aix43: Revert previous change.
5760 2002-01-02 Jason Merrill <jason@redhat.com>
5762 * c-decl.c (c_expand_body): Call outlining_inline_function when
5763 emitting an inline function out of line.
5765 2002-01-02 Richard Henderson <rth@redhat.com>
5767 * dwarf2out.c (limbo_die_node): Add created_for member.
5768 (new_die): New argument created_for. Update all callers.
5769 (mark_limbo_die_list): New.
5770 (dwarf2out_init): Register limbo_die_list as a root.
5771 (dwarf2out_finish): Force insert limbo dies into their function
5772 context.
5774 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
5776 PR c++/5089
5777 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
5779 2002-01-02 Kazu Hirata <kazu@hxi.com>
5781 * config/h8300/fixunssfsi.c: Update copyright.
5782 Fix comment typos.
5783 Fix formatting.
5784 * config/h8300/h8300.c: Update copyright.
5785 Eliminate warnings.
5787 2002-01-02 Kazu Hirata <kazu@hxi.com>
5789 * config/romp/romp.c: Fix comment formatting.
5790 * config/romp/romp.h: Likewise.
5791 * config/romp/romp.md: Likewise.
5792 * config/s390/s390.c: Likewise.
5793 * config/stormy16/stormy16.c: Likewise.
5794 * config/stormy16/stormy16.h: Likewise.
5796 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
5798 * c-common.h (genrtl_expr_stmt_value): Declare.
5799 * c-semantics.c (genrtl_goto_stmt): Redirect to...
5800 (genrtl_goto_stmt_value): ... this new function. Pass new
5801 argument down to expand_expr_stmt_value, taking
5802 TREE_ADDRESSABLE into account.
5803 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
5804 STMT_EXPR as addressable, i.e., one whose result we want.
5805 * expr.c (expand_expr): Don't save expression statement value
5806 of labeled_blocks or loop_exprs.
5807 * stmt.c (expand_expr_stmt): Redirect to...
5808 (expand_expr_stmt_value): ... this new function. Use new
5809 argument to tell whether to save expression value.
5810 (expand_end_stmt_expr): Reset last_expr_type and
5811 last_expr_value if we don't have either.
5812 * tree-inline.c (declare_return_variable): Mark its use
5813 statement as addressable.
5814 * tree.h: Document new use of TREE_ADDRESSABLE.
5815 (expand_expr_stmt_value): Declare.
5817 2002-01-01 Tom Rix <trix@redhat.com>
5819 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
5820 rs6000_emit_allocate_stack.
5822 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
5824 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
5825 ${srcdir}/ginclude/ to every entry in extra_headers.
5826 * configure: Regenerate.
5827 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
5828 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
5829 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
5830 * ginclude/proto.h: Rename to config/convex/proto.h.
5832 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5834 * attribs.c (handle_vector_size_attribute): Use host_integerp
5835 and tree_int_cst; remove warnings.
5836 * caller-save.c (insert_restore): Add cast to get rid of warning.
5837 (insert_save): Likewise.
5838 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5839 * regmove.c (find_matches): Add temporary var to kill a warning.
5841 2002-01-01 Douglas B Rupp <rupp@gnat.com>
5843 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
5844 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
5845 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
5846 (vms-dwarf2eh.o): Add Makefile rule.
5847 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
5848 * config/alpha/vms-dwarf2eh.asm: New file.
5850 * gcc.c (delete_if_ordinary): Delete all versions.
5852 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
5854 * config/mmix/mmix.md: Update FIXME to not mention
5855 define_constants.
5856 (MMIX_rJ_REGNUM): New define_constants constant.
5857 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
5858 "*movdicc_real"): Adjust contraints formatting.
5859 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
5860 for branch prediction.
5861 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
5862 output template.
5863 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
5864 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
5865 number. Delete related FIXMEs.
5866 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
5867 from number to MMIX_rJ_REGNUM.
5868 (TARGET_MASK_BRANCH_PREDICT): New.
5869 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
5870 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
5871 value. Add -mbranch-predict and -mno-branch-predict.
5872 (TARGET_VERSION): Drop date.
5873 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
5874 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
5875 for finding out global symbols.
5876 (mmix_asm_output_labelref): Revert condition for global symbol.
5877 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
5878 (mmix_print_operand_punct_valid_p): A '+' is valid.
5880 See ChangeLog.6 for earlier changes.