1 2000-09-11 Richard Henderson <rth@cygnus.com>
3 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
5 (ia64_override_options): Prevent optimizing division for both
6 latency and throughput.
7 (rtx_needs_barrier): Handle frcpa.
8 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
9 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
10 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
11 (TARGET_SWITCHES): Add -minline-divide-min-latency and
12 -minline-divide-max-throughput.
13 (PREDICATE_CODES): Update.
14 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
15 (zero_extendsidi2): Likewise. Fix typo in f case insn.
16 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
17 (extendsftf2): Likewise.
18 (extenddftf2): Likewise.
19 (fix_trunctfdi2_alts): New.
20 (fixuns_trunctfdi2_alts): New.
21 (madd*4): Rename from madd*3.
22 (divsi3, modsi3, udivsi3, umodsi3): New.
23 (divsi3_internal): New.
24 (divdi3, moddi3, udivdi3, umoddi3): New.
25 (divdi3_internal_lat, divdi3_internal_thr): New.
26 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
29 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
31 * print-rtl.c (debug_call_placeholder_verbose): New variable.
32 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
34 * integrate.c (copy_rtx_and_substitute): Don't share
35 LEAF_REG_REMAPpable registers with the inlined function. Don't
36 share the function value with calling sequences.
38 2000-09-11 Jakub Jelinek <jakub@redhat.com>
40 * c-decl.c (do_case): Fix a typo.
42 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
43 to a if the comparison is floating mode and not -ffast-math.
44 * simplify-rtx.c (simplify_ternary_operation): Likewise.
46 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
48 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
49 gen_ic_invalidate_line.
51 2000-09-11 Philip Blundell <pb@futuretv.com>
53 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
55 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
57 * install.texi (LANGUAGES): Update to include new languages.
60 2000-09-11 DJ Delorie <dj@redhat.com>
62 * gcc.c (main): Don't warn about unused -B prefixes
63 (unused_prefix_warnings): remove
65 2000-09-11 Kazu Hirata <kazu@hxi.com>
67 * integrate.c: Fix formatting.
69 2000-09-11 Geoff Keating <geoffk@cygnus.com>
71 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
73 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
75 * reload.c (regno_clobbered_p): Fix thinko in previous change.
77 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
79 * gcc.1: Document 68hc11 specific options.
81 2000-09-10 Geoff Keating <geoffk@cygnus.com>
83 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
84 (TARGET_LONG_DOUBLE_128): Define.
85 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
86 (LONG_DOUBLE_TYPE_SIZE): Redefine.
87 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
88 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
89 of __LONG_DOUBLE_128__.
90 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
92 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
93 (CPP_SYSV_DEFAULT_SPEC): Define.
94 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
95 (INIT_TARGET_OPTABS): Define.
97 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
98 (RS6000_UITRUNC): Likewise.
99 (INIT_TARGET_OPTABS): New macro.
100 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
101 (trunc_defined): Delete.
102 (output_prolog): Don't output .extern definitions for fp->int
103 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
104 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
105 (trunc_defined): Delete.
106 (RS6000_ITRUNC): Moved to aix.h.
107 (RS6000_UITRUNC): Likewise.
108 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
110 (fixuns_truncdfsi2): Delete.
111 (trunc_call): Delete.
112 (trunc_call_rtl): Delete.
114 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
116 * varasm.c (make_decl_rtl): Restore leading star on
117 DECL_ASSEMBLER_NAME set for decls with an asmspec.
119 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
121 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
122 won't give a spurious error for '#pragma pack()'. Simplify
123 control flow for readability. 'reset' action is not necessary.
125 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
127 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
128 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
129 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
130 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
132 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
133 profile.c, sdbout.c, tradcif.y, tree.c:
134 Include defaults.h if not already included.
135 Don't define the above macros.
137 * Makefile.in: Update dependencies.
139 2000-09-10 Mark Mitchell <mark@codesourcery.com>
141 * c-common.h (add_stmt): Change prototype.
142 (RECHAIN_STMTS): New macro.
143 (CASE_LABEL_DECL): Likewise.
144 (genrtl_case_label): Change prototype.
145 (c_expand_start_case): Remove prototype.
146 (build_case_label): Change prototype.
147 (decl_constant_value): Declare.
148 * c-common.c (check_case_value): Handle C++'s extensions to C
150 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
152 * c-parse.in (stmt): Adjust handling of return statements and case
154 * c-semantics.c (add_stmt): Return the new statement.
155 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
156 returned expression. Directly generate RTL, rather than calling
158 (genrtl_switch_stmt): Don't call c_expand_start_case.
159 (build_case_label): Take the LABEL_DECL as input, too.
160 (genrtl_case_label): Just call add_case_node.
161 (expand_stmt): Adjust calls to genrtl_return_stmt and
163 * c-tree.h (c_expand_start_case): Declare.
164 * c-typeck.c (decl_constant_value): Give it external linkage.
165 (c_expand_return): Don't call expand_return or expand_null_return;
166 use genrtl_return_stmt instead.
167 * stmt.c (struct nesting): Remove num_ranges field.
168 (add_case_node): Give it external linkage.
169 (expand_start_case): Don't set num_ranges.
170 (expand_start_case_dummy): Don't clear it.
171 (pushcase): Rely on add_case_node to handle `default' labels.
172 (add_case_node): Handle `default' labels.
173 * tree.c (tree_int_cst_compare): New function.
174 * tree.h (tree_int_cst_compare): Declare.
175 (add_case_node): Likewise.
177 2000-09-10 Richard Henderson <rth@cygnus.com>
179 * c-parse.in: Revert last change.
180 (init_reswords): Do not enter disabled keywords into the ridpointers
181 table, modulo objc weirdness.
182 (_yylex): Return the canonical spelling for a keyword.
184 2000-09-10 Philip Blundell <philb@gnu.org>
186 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
187 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
189 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
191 * alias.c (find_base_term): Handle ADDRESSOF.
192 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
194 2000-09-10 Denis Chertykov <denisc@overta.ru>
196 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
197 outputting templates with many lines.
199 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
201 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
202 to decide whether 64-bit support must be generated.
204 2000-09-10 Richard Henderson <rth@cygnus.com>
206 * c-parse.in (asm patterns): Fix volatile check.
208 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * cppmacro.c (check_trad_stringification): New function.
211 (save_expansion): If -Wtraditional, warn about stringification of
214 2000-09-11 Michael Hayes <mhayes@cygnus.com>
216 * loop.h (struct loop_mem_info): Move from loop.c
217 (struct loop_info): Add fields store_mems, mems, mems_idx,
218 mems_allocated, unknown_address_altered,
219 unknown_constant_address_altered, num_mem_sets, and
220 first_loop_store_insn.
222 * loop.c (loop_store_mems): Replace with field in loop_info struct.
223 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
224 (unknown_address_altered, unknown_constant_address_altered): Likewise.
225 (num_mem_sets): Likewise.
226 (replace_loop_mems, replace_loop_regs): New.
227 (struct loop_replace_args): New.
228 (load_mems): Use replace_loop_mems.
229 (try_copy_prop): Use replace_loop_regs.
230 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
232 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
234 * configure.in: Recognize m6811-elf and m6812-elf.
235 * configure: Regenerate.
237 2000-09-09 Geoff Keating <geoffk@cygnus.com>
239 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
242 2000-09-10 Michael Hayes <mhayes@cygnus.com>
244 * loop.c (struct movables): New.
245 (num_movables): Move into struct movables.
246 (the_movables): Change type to struct movables.
247 (ignore_some_movables): Change struct movable arg to struct movables.
248 (force_movables, combine_movables, regs_match_p): Likewise.
249 (rtx_equal_for_loop_p, move_movables): Likewise.
250 (scan_loop): Change movables to be of type struct movables.
251 Replace last_movable with field in movables structure.
253 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
255 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
256 (init_pragma): Avoid warning if pfile happens to be unused.
257 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
258 define init_pragma to nothing. Always prototype
259 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
261 * c-lex.c (process_directive): Always call dispatch_pragma.
262 Initialize entering_c_header to 0.
264 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
266 * config/m68hc11/m68hc11.md: New file, machine description for
268 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
269 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
270 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
271 * config/m68hc11/m68hc11-protos.h: New file.
272 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
273 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
274 * config/m68hc11/xm-m68hc11.h: New file, target defs.
275 * config/m68hc11/larith.asm: New file, libgcc routines.
277 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
279 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
280 (FPBIT_FUNCS): Add _usi_to_sf.
281 * config/fp-bit.c (usi_to_float): New function.
282 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
283 (usi_to_float): Add appropriate #define.
285 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
287 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
289 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
290 * i386.md (attr "type"): Add sse and mmx types.
291 (attr "memory"): Handle them without a crash.
292 (movsi_1, movdi_2): Allow MMX regs.
293 (movdi splits): Don't split moves involving MMX regs.
294 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
295 (movv4sf_internal, movv4si_internal, movv8qi_internal,
296 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
297 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
298 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
299 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
300 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
301 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
302 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
303 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
304 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
305 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
306 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
307 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
308 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
309 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
310 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
311 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
312 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
313 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
314 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
315 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
316 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
317 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
318 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
319 mmx_clrdi): New patterns.
321 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
323 * arm.c: Don't include tm.h directly.
325 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
327 * recog.c (validate_replace_rtx_1): Fix confusion about equality
328 testing; simplify subregs of constants and nested subregs.
330 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
332 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
334 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
336 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
338 * rtl.texi (description of USE): Add note about possible pitfalls
340 From Richard Henderson:
341 * reload1.c (choose_reload_regs): Compute need_mode properly.
343 2000-09-07 Richard Henderson <rth@cygnus.com>
345 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
346 (__modsi3, __umodsi3): Likewise.
347 (__udivsi3): Likewise. Normalize the TFmode values.
349 2000-09-07 Geoff Keating <geoffk@cygnus.com>
351 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
353 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
356 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
358 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
359 (cmpeqdi_t): Add output pattern.
360 (cmpeqdi_t+1): Don't split when not optimizing.
361 Restore proper splitting operation.
363 2000-09-07 Richard Henderson <rth@cygnus.com>
365 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
366 do not call dispatch_pragma.
368 2000-09-07 Jim Wilson <wilson@cygnus.com>
370 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
371 to CLASS_CANNOT_CHANGE_MODE.
372 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
373 mode classes are different.
375 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
377 * cpplib.h (struct cpp_options): Add user_label_prefix member,
378 left out of commit which removed cppulp.c.
380 2000-09-07 Richard Henderson <rth@cygnus.com>
382 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
383 after switch for CASE_DROPS_THROUGH.
385 2000-09-07 Richard Henderson <rth@cygnus.com>
387 * loop.c (strength_reduce): Call check_ext_dependant_givs.
388 Properly extend the biv initial value for the giv.
389 (record_biv): Zero ext_dependant.
390 (record_giv): New argument ext_val. Update all callers.
391 (general_induction_var): Likewise.
392 (consec_sets_giv): Likewise.
393 (simplify_giv_expr): Likewise. Fill in ext_val if we find
394 a sign-extend, zero-extend, or truncate.
395 (combine_givs_p): Make sure modes are compatible.
396 (check_ext_dependant_givs): New.
397 (extend_value_for_giv): New.
398 * loop.h (struct induction): Add ext_dependant.
399 * unroll.c (iteration_info): Extend the biv initial value for the giv.
400 (find_splittable_givs): Likewise.
401 (final_giv_value): Likewise.
403 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
405 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
406 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
407 definitions from cpplib.h.
408 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
410 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
411 documentation for REGISTER_TARGET_PRAGMAS.
413 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
414 default-pragma callback to implement -Wunknown-pragmas if
416 * c-parse.in: Move all includes to top of file.
417 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
419 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
421 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
423 * arm.h, arm-protos.h, arm.c,
424 c4x.h, c4x-protos.h, c4x.c,
425 h8300.h, h8300-protos.h, h8300.c,
426 i370.h, i370-protos.h, i370.c,
427 i960.h, i960-protos.h, i960.c,
428 sh.h, sh-protos.h, sh.c,
429 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
430 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
432 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
433 multiple include guard.
434 * i370.md (untyped_call): Use GEN_CALL.
435 (umodsi3): Remove unused variable.
436 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
437 * v850.c (output_move_single, output_move_double): Constify
439 (print_operand): Constify a char *.
440 * v850.h (struct small_memory_info): Constify name member.
442 2000-09-07 Kazu Hirata <kazu@hxi.com>
444 * config/h8300.h: Fix comment typos.
445 * config/h8300/h8300.md: Likewise.
446 * config/h8300/lib1funcs.asm: Likewise.
448 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
450 * Makefile.in: Remove references to cppulp.{c,o}.
451 * cppinit.c (initialize_builtins, cpp_start_read,
452 cpp_handle_option): Update to use cpp_options structure.
455 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
457 * c-common.c (time_char_table): Allow %#b and %#h.
459 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
461 * reorg.c (find_end_label): If the basic block reorder pass moves the
462 return insn to some other place try to locate it again and put our
463 end_of_function_label there.
464 * reorg.c (relax_delay_slots): Check if find_end_label created a
465 new label that invalidates the current optimazation.
467 2000-09-07 Catherine Moore <clm@redhat.com>
469 * unroll.c (unroll_loop): Check for unconditional jumps
470 to loop continuation. Delete if n_iterations is 1.
471 (ujump_to_loop_cont): New routine.
473 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
475 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
477 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
478 to handle multiword modes correctly. All callers and the declaration
481 2000-09-06 Mark Mitchell <mark@codesourcery.com>
483 * c-common.h (prep_stmt): Declare.
484 (lang_expand_stmt): Likewise.
485 * c-decl.c (lang_expand_stmt): Remove.
486 * c-semantics.c (lang_expand_stmt): Define.
487 (prep_stmt): New function.
488 (expand_stmt): Handle common statement types here.
490 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
492 * configure.in (sh-*-linux*): Added.
493 * configure: Rebuilt.
494 * config/sh/t-linux: New file.
495 * config/sh/sh.h (USERMODE_BIT): Define.
496 (TARGET_USERMODE): Likewise.
497 (TARGET_SWITCHES): New switches for the bits above.
498 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
499 * config/sh/linux.h: New file.
500 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
502 (L_sdivsi3, L_udivsi3): Define for linux.
503 (L_ic_invalidate): Define.
504 * invoke.texi (SH Options): Document -musermode.
506 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
508 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
509 CSE unless generating PIC.
511 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
514 2000-09-06 H.J. Lu (hjl@gnu.org)
516 * Makefile.in (clean_s1): Depend on stage_b.
517 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
518 stage2. They are used for "make compare".
520 2000-09-06 Mark Mitchell <mark@codesourcery.com>
522 Move statement-tree facilities from C++ to C front-end.
523 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
524 (void_zero_node): New macro.
525 (struct stmt_tree_s): New type.
526 (stmt_tree): New typedef.
527 (struct language_function): New type.
528 (last_tree): New macro.
529 (last_expr_type): Likewise.
530 (walk_tree_fn): New typedef.
531 (current_stmt_tree): New function.
532 (begin_stmt_tree): Likewise.
533 (add_stmt): Likewise.
534 (finish_stmt_tree): Likewise.
535 (statement_code_p): Likewise.
536 (lang_statement_code_p): New variable.
537 (walk_stmt_tree): New function.
538 (STMT_IS_FULL_EXPR_P): New macro.
539 * c-common.c (lang_statement_code_p): New variable.
540 (c_common_nodes_and_builtins): Initialize void_zero_node.
541 (statement_code_p): New function.
542 (walk_stmt_tree): Likewise.
543 * c-decl.c (language_function): Rename to ...
544 (c_language_function): ... this. Include language_function.
545 (push_c_function_context): Adjust accordingly.
546 (pop_c_function_context): Likewise.
547 (mark_c_function_context): Likewise.
548 (current_stmt_tree): Define.
549 * c-semantics.c (begin_stmt_tree): New function.
550 (add_stmt): Likewise.
551 (prune_unused_decls): Likewise.
552 (finish_stmt_tree): Likewise.
554 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
556 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
558 2000-09-06 Kazu Hirata <kazu@hxi.com>
560 * calls.c: Fix formatting.
562 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
564 * config/i386/i386.h (ADDRESS_COST): Fix typo.
566 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
568 Integrated preprocessor.
570 * Makefile.in: Remove all references to c-parse.gperf,
571 c-gperf.h, and c-parse.h. Remove -d from yacc command line
572 generating c-parse.c. Update dependencies.
573 * c-parse.gperf, c-gperf.h: Delete.
575 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
576 yy_lim, or yy_get_token. Don't define get_directive_line if
578 * c-common.h: Add multiple include guard. Define RID values
579 for every keyword in C, C++, and Objective C. Put all the
581 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
582 * c-decl.c (c_decode_option): Handle -lang-objc here.
583 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
584 (grokdeclarator): Adjust for new RID scheme.
585 (extract_interface_info): New stub.
586 * c-lang.c: Don't declare yy_cur or parse_options.
587 (lang_init_options): Call cpp_init. Don't call
589 (lang_init): Don't call check_newline if USE_CPPLIB.
591 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
592 Elide lots of unnecessary code if USE_CPPLIB. Delete code
593 rendered unnecessary by new architecture. Move routines not
594 shared with C++ to c-parse.in. Maintain a local idea of the
595 line number. Handle C++ as well as C.
596 [USE_CPPLIB]: Declare and register callbacks for #ident and
597 for entering/leaving files.
598 (init_c_lex, c_lex): Are now the entry points to this file.
599 (check_newline): Break out directive handling to
601 (read_ucs, is_extended_char, utf8_extend_token): Moved here
603 (readescape, parse_float): Overhaul.
604 (lex_number, lex_string, lex_charconst): Break out of c_lex
606 (get_fileinfo, update_header_times, dump_one_header,
607 dump_time_statistics): New and/or moved here from C++.
608 Support per-file data needed by C++ and per-header timing
609 statistics (C++ only, at the moment).
610 * c-lex.h: Update prototypes. Add multiple include guard.
611 * c-tree.h (struct lang_identifier): Add rid_code field.
612 (C_IS_RESERVED_WORD, C_RID_CODE): New.
614 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
615 reinit_parse_for_function and/or position_after_white_space.
616 (save_filename, save_lineno): Look ahead before saving.
617 (label -> identifier ':'): Save file and line before shifting ':'.
618 (reservedwords): No need to call get_identifier.
619 (init_parse, finish_parse, yyerror, yylex, yyprint,
620 make_pointer_declarator): Are now here for C/ObjC.
621 (rid_to_yy): Conversion table from RID constants to Yacc codes.
623 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
624 #pragma registry. Provide dummy implementation of that
625 interface if !USE_CPPLIB.
626 * c-pragma.h: Update to match.
628 * flags.h: Add multiple include guard.
629 (flag_detailed_statistics): Moved here from C++.
630 * toplev.c: Define flag_detailed_statistics.
632 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
634 * timevar.def (TV_CPP, TV_LEX): New.
635 * timevar.h: Add multiple include guard.
637 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
639 * objc/objc-act.c: Don't mention yy_cur or parse_options.
640 Initialize cpplib properly. Force lineno to 0 after first
641 call to check_newline. Don't handle -lang-objc here.
642 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
644 2000-09-06 David Edelsohn <edelsohn@gnu.org>
646 * rs6000.md: Correct function unit definitions for cr_logical and
648 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
649 and use portable method for >=0 and floating point >=. Remove
652 2000-09-06 Mark Mitchell <mark@codesourcery.com>
654 * extend.texi: Mark named return value extension as deprecated.
656 2000-09-06 Geoff Keating <geoffk@cygnus.com>
658 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
661 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
663 * toplev.c (display_help): Fix thinko in documentation.
665 * diagnostic.h (output_buffer::indent_skip): New fields.
666 (output_indentation): New macro.
668 * diagnostic.c (output_indent): New function.
669 (output_set_prefix, clear_diagnostic_info): Use.
670 (output_emit_prefix): Predict future indentation.
672 2000-09-06 DJ Delorie <dj@redhat.com>
674 * Makefile.in (stage_*): add more dependencies to ensure parallel
675 builds build correctly
677 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
679 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
680 not bootstrap-lean_f.
682 2000-09-06 Andreas Schwab <schwab@suse.de>
684 * mklibgcc.in: Emit rule for libgcc-stage-start.
685 * Makefile.in (stage1-start, stage2-start, stage3-start,
686 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
688 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
690 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
691 (update_equiv_regs): Likewise, except for the mn10200 kludge.
692 (combine_regs): Likewise.
694 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
695 * cse.c: Include "basic-block.h".
696 (struct table_elt): New field REGCOST.
697 (CHEAP_REG): Delete macro.
698 (COST): Return 0 for REGs.
699 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
700 (notreg_cost): Return 0 for appropriate SUBREGs.
701 (COSTS_N_INSNS): Return N * 2.
702 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
704 (CHEAPER): Use new function preferrable.
705 (insert): Initialize REGCOST member.
706 (find_best_addr): Use approx_reg_cost for estimation of register
708 (cse_insn): Likewise.
709 * loop.c (iv_add_mult_cost): New function.
710 (add_cost, shift_cost, mult_cost): Delete variables.
711 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
712 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
713 Make code that detects autoinc opportunities slightly less optimistic.
714 (simplify_giv_expr): If expression contains other reg that is also a
715 giv, only increment benefit if this is the only use of that reg.
716 (consec_sets_giv): Take that change into account.
717 (combine_givs): Slightly more verbose output.
719 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
720 not the cost of an equivalent shift.
721 * sh-protos.h (addsubcosts): Declare.
722 * sh.c (addsubcosts): New function.
723 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
724 (RTX_COSTS): Tweak. Use addsubcosts.
725 (ADDRESS_COST): Return higher cost for reg+reg addressing.
727 2000-09-06 Geoff Keating <geoffk@cygnus.com>
729 * config/rs6000/rs6000.c (validate_condition_mode): New function.
730 (branch_comparison_operator): Call validate_condition_mode to
731 abort rather than returning 0.
732 (branch_positive_comparison_operator): New function.
733 (scc_comparison_operator): Call validate_condition_mode to abort
734 rather than returning 0.
735 (ccr_bit): Call validate_condition_mode. Update for
737 (print_operand): Delete %C modifier. Update %E case
738 to use EQ bit not SO bit.
739 (rs6000_reverse_condition): New function.
740 (rs6000_generate_compare): New function.
741 (rs6000_emit_sCOND): New function.
742 (rs6000_emit_cbranch): New function.
743 (output_cbranch): The length of a long branch insn is
744 now only 8 bytes. Add validate_condition_mode. Use
745 rs6000_reverse_condition. Remove cror generation.
747 * config/rs6000/rs6000.h: Update comments.
748 (PREDICATE_CODES): Add new predicate. Update codes used
749 by branch_comparison_operator and scc_comparison_operator.
750 * config/rs6000/rs6000-protos.h: Add prototypes for
751 new external functions.
752 * config/rs6000/rs6000.md: Add new scheduling parameters
753 for cr_logical instructions. Change length of branch
755 (bCOND patterns): Call rs6000_emit_cbranch.
756 (sCOND patterns): Call rs6000_emit_sCOND.
757 (branch patterns): Change lengths to 4.
758 (cr logical patterns): New.
760 2000-09-06 Richard Henderson <rth@cygnus.com>
762 * config/i386/i386.md (call_pop): Fix test for setting
763 current_function_uses_pic_offset_table.
764 (call, call_value_pop, call_value): Likewise.
766 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
768 * timevar.c (timevar_add): Delete.
769 (timevar_get): Also count time since the selected timer was
770 last updated. Do not examine the timevar stack if the
771 selected timer is standalone.
773 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
775 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
777 2000-09-05 Jason Merrill <jason@redhat.com>
779 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
782 2000-09-05 Richard Henderson <rth@cygnus.com>
784 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
785 Eliminate final copy from non-trapping case.
786 (__divdf3, __divsf3): Likewise.
788 2000-09-05 Richard Henderson <rth@cygnus.com>
790 * config/ia64/ia64.md (mulhi3): Fix typo last change.
791 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
793 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
795 * Makefile.in: Restructure bootstrap stages to allow clean
796 restart after failure.
798 2000-09-05 Richard Henderson <rth@cygnus.com>
800 * config/ia64.md (movsi and movdi patterns): Allow moves from
801 8-bit constants to AR registers.
803 2000-09-05 Richard Henderson <rth@cygnus.com>
805 * config/ia64/ia64.md (mulhi3): New.
807 2000-09-05 Richard Henderson <rth@cygnus.com>
809 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
810 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
811 Optimization Guide, minimum latency alternative.
812 (__moddi3, __udivdi3, __umoddi3): Likewise.
813 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
815 2000-09-05 Bruce Korb <bkorb@gnu.org>
817 * fixinc/fixincl.c (load_file): always read header files
818 with sizes that are a multiple of the page size.
819 & use libiberty's getpagesize for determining that.
821 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
823 * gcse.c (hash_string_1): Add prototype.
824 * cse.c (canon_hash_string): Likewise.
826 2000-09-04 Craig Newell <CraigN@ieee.org>
828 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
830 2000-09-04 Andreas Schwab <schwab@suse.de>
832 * Makefile.in (STAGESTUFF): Remove libgcc.
833 (stage1-start, stage2-start, stage3-start): Copy the contents of
834 the libgcc directory explicitly.
835 (mostlyclean): Clean libgcc.
837 2000-09-04 Andrew Haley <aph@redhat.com>
839 * dwarf2out.c: (stack_adjust_offset): New prototype.
841 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
843 * combine.c (make_extraction): Fix rtx_cost comparison to
846 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
848 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
849 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
850 Add '*' to insn pattern name.
852 2000-09-04 Jakub Jelinek <jakub@redhat.com>
854 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
855 use posn - 1 to index into tokens array.
856 (maybe_paste_with_next): Adjust caller.
858 2000-09-03 Geoff Keating <geoffk@cygnus.com>
860 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
862 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
863 (REGNO_REG_CLASS): Use symbolic register
866 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
868 * arm.c (final_prescan_insn): If the form of a jump insn isn't
869 recognized, don't try to conditionally execute it.
871 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
873 * config/avr/avr.md ("*tablejump_lib"): New pattern.
874 (call_value_insn): Right length claculation.
875 (call_insn): Likewise.
877 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
879 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
880 gas_output_limited_string, gas_output_ascii, output_movqi,
881 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
882 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
883 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
884 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
885 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
886 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
887 Add "const" as needed to remove warnings.
889 * config/avr/avr.c (avr_override_options, avr_init_once,
890 function_prologue, function_epilogue, frame_pointer_required_p,
891 class_likely_spilled_p, order_regs_for_local_alloc,
892 avr_address_cost, avr_ret_register): Use K&R style arguments.
893 (initial_elimination_offset, gas_output_limited_string):
894 Remove ATTRIBUTE_UNUSED from the used arguments.
895 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
896 Use local variables src, dest, base to access operands[].
897 Rename reg_dest to reg_src if that's what it is.
898 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
899 constants to LD_REGS if reg_was_0.
900 (output_reload_insisf): Change arg 3 to insn length and set it.
901 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
902 access to 16-bit I/O register pairs.
903 (avr_address_cost): Lower cost for the above case.
904 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
905 may be clobbered, also for LD_REGS.
906 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
909 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
911 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
912 macro to test_hard_reg_class function.
913 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
914 for loading immediate constants to LD_REGS.
915 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
918 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
920 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
921 * config/avr/libgcc.S: Lost part of the previous patch.
923 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
925 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
926 object before calling pthread_mutex_init.
928 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
930 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
931 config/sh/crtn.asm: New files.
932 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
933 (crt1.o, crti.o, crtn.o): New targets.
934 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
936 * configure: Rebuilt.
937 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
938 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
939 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
940 Undefine for config/elfos.h to redefine.
941 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
943 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
945 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
946 legitimize_pic_address, output_pic_addr_const): Declare.
947 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
948 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
949 (TARGET_SWITCHES): New switch -mprefergot.
950 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
951 (PIC_OFFSET_TABLE_REGNUM): Define.
952 (GOT_SYMBOL_TABLE): Likewise.
953 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
954 (ENCODE_SECTION_INFO): Define.
955 (FINALIZE_PIC): New macros.
956 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
957 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
958 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
959 (prepare_move_operands): Call emit_pic_move or
960 emit_pic_const_move if appropriate.
961 (output_far_jump): For PIC, use braf and output long offset.
962 (machine_dependent_reorg):
963 (sh_expand_prologue): Save and initialize the PIC register.
964 (sh_expand_epilogue): Restore it.
965 (initial_elimination_offset): Account for it.
966 (nonpic_symbol_mentioned_p): New function.
967 (legitimize_pic_address): Likewise.
968 (output_pic_addr_const): Likewise.
969 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
970 (call, call_value): Use them.
971 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
972 symPLT_label2reg): New expands.
973 * invoke.texi (SH Options): Document -mprefergot.
975 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
977 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
978 * gcse.c (hash_string_1): New function.
979 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
980 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
981 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
982 (canon_hash_string): New function.
983 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
984 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
985 (fold_rtx): Use ASM_OPERANDS accessor macros.
986 * emit-rtl.c (copy_insn_1): Likewise.
987 * integrate.c (copy_rtx_and_substitute): Likewise.
988 * stmt.c (expand_asm_operands): Likewise. Give an
989 ASM_OPERANDS rtx the mode of the output reg being set from it.
991 2000-09-01 Fred Fish <fnf@be.com>
993 * fix-header.c (write_rbrac): Add putc and getc to list of
994 functions to protect against prior definition as a macro.
996 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
998 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
999 (c_size_type_node): Define.
1000 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
1001 * c-common.c (enum format_lengths, enum format_std_version,
1002 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
1003 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
1004 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
1005 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
1006 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
1007 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
1008 format_types): Define.
1009 (format_char_info, print_char_table, scan_char_table,
1010 time_char_table): Rearrange for new organization of information
1011 about format length modifiers and standard versions.
1012 (T_ST): Redefine to use c_size_type_node.
1013 (check_format_info): Obtain information about length modifiers and
1014 standard versions from tables. Adjust warning message wordings.
1015 Use the name from the user's program for `ll' and `hh' length
1016 modifiers in warning messages. Use more informative names for
1017 wanted types where available (for wchar_t, wint_t, size_t, signed
1018 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
1020 2000-09-01 Jim Wilson <wilson@cygnus.com>
1022 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
1023 * combine.c (distribute_notes): Handle REG_NORETURN.
1024 * rtl.c (reg_note_name): Add REG_NORETURN.
1025 * rtl.h (enum reg_note): Likewise.
1027 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
1029 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
1030 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
1031 (emit_predicate_relation_info): Handle conditional calls with
1033 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
1034 instead of ia64_file_start.
1035 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
1036 * config/ia64/ia64.md (safe_across_calls_all,
1037 save_across_calls_normal): New patterns.
1039 * loop.c (check_final_value): Check for biv use before checking for
1040 giv use. Check for both biv and giv uses. Always set last_giv_use
1041 if there is a giv use.
1043 2000-09-01 Richard Henderson <rth@cygnus.com>
1045 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
1046 (madddi3): Likewise.
1049 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1051 * expr.c (clear_storage): Don't use emit_move_insn unless
1052 either BLKmode or proper size.
1053 (store_constructor): Don't call clear_storage if REG of wrong size.
1055 * flow.c (init_propagate_block_info): Don't mark frame dead at end
1056 of function if returns wiht stack pointer depressed.
1058 2000-09-01 Andrew Haley <aph@redhat.com>
1060 * dwarf2out.c (stack_adjust_offset): New function.
1061 (dwarf2out_stack_adjust): Break out stack adjust logic into
1062 new stack_adjust_offset function. Look inside parallels and
1063 sequences for stack adjustments.
1065 2000-08-31 Jeff Law <law@cygnus.com>
1067 * arm.md: Use no_new_pseudos to determine when it is safe
1068 to create new pseudo registers.
1070 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
1071 when we can safely allocate new registers.
1073 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
1075 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
1076 so that CONCATs are not generated for ASMs.
1077 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
1078 not generating_concat_p.
1079 * function.c (pop_function_context_from): Reset
1080 generating_concat_p.
1081 (prepare_function_start): Likewise.
1082 * rtl.c (generating_concat_p): Define.
1083 * rtl.h (generating_concat_p): Declare.
1084 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
1086 2000-08-22 Philipp Thomas <pthomas@suse.de>
1087 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
1089 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
1092 2000-08-30 Greg McGary <greg@mcgary.org>
1094 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
1095 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
1096 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
1098 2000-08-30 Greg McGary <greg@mcgary.org>
1100 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
1101 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
1102 (TREE_INT_CST): New macro.
1103 * varasm.c (const_hash, compare_constant_1, record_constant_1):
1104 Use new macro TREE_INT_CST.
1106 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
1108 * contrib.texi: Add self.
1110 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
1112 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
1113 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
1116 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1118 * fixinc/gnu-regex.c: Don't define `const'.
1120 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1122 * expr.c (store_constructor): Allow variable bounds of array type.
1123 (expand_expr): Don't blow up if type is ERROR_MARK.
1124 * varasm.c (output_constructor): Don't access lower bound of array
1125 type unless need it if index is supplied (so it can be a variable
1126 if no index is supplied).
1127 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
1128 Other minor cleanups.
1130 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1132 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
1133 for compilations in stage 1 and subsequent stages, respectively.
1134 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
1135 * configure: Rebuilt.
1136 * x-vax, x-vax-gcc: Deleted.
1138 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
1140 * c-common.c (declare_function_name): Use func_id_node,
1141 function_id_node, and pretty_function_id_node. Do not make
1142 __func__ visible at file scope.
1143 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
1144 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
1145 (function_id_node, pretty_function_id_node, func_id_node): New
1147 * c-decl.c (init_decl_processing): Initialize function_id_node,
1148 pretty_function_id_node, and func_id_node.
1149 (c_make_fname_decl): Correct comment.
1151 * tree.h (struct tree_identifier): Constify pointer member.
1153 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
1154 * c-pragma.h (struct weak_syms): Constify name and value members.
1155 (add_weak): Constify arguments.
1157 * calls.c (special_function_p): Constify a char *.
1158 (expand_call): Remove variable which is initialized and then
1160 * dependence.c (struct def_use, struct induction, struct subscript):
1161 Constify 'variable' member.
1162 (get_low_bound, have_induction_variable): Constify char * argument.
1163 (find_induction_variable): Add braces to avoid dangling else.
1164 (classify_dependence): Constify char * arrays.
1165 * profile.c (output_func_start_profiler): Constify a char *.
1166 * stor-layout.c (finalize_record_size): Constify a char *.
1167 * tree.c (is_attribute_p): Constify a char *.
1168 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
1170 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
1171 for comprehensibility. Do not call get_identifier if we did
1172 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
1173 create temporary string constants, not ggc_alloc_string. No
1174 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
1175 char * to hold IDENTIFIER_POINTERs.
1177 2000-08-29 Richard Henderson <rth@cygnus.com>
1179 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
1182 2000-08-29 Richard Henderson <rth@cygnus.com>
1184 * reload.c (push_secondary_reload): Allow class == reload_class
1185 if we're using a reload_in/out pattern.
1187 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
1188 the half that does not conflict with the reload register.
1189 (reload_outti): Likewise.
1191 2000-08-29 Kazu Hirata <kazu@hxi.com>
1193 * reload.c: Fix formatting.
1195 * stmt.c: Fix formatting.
1197 * gcc.c: Fix formatting.
1199 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
1201 * flags.h (time_report, mem_report): New global flags.
1202 * toplev.c: Define time_report and mem_report.
1203 (f_options): Add -ftime-report and -fmem-report.
1204 (compile_file): Turn on time_report if quiet_flag is off.
1205 Call ggc_print_statistics at very end if mem_report is on.
1206 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
1208 * ggc-common.c (ggc_print_statistics): Rename to
1209 ggc_print_common_statistics; all callers changed. Scale
1210 quantities above 10K to kilobytes and above 10M to megabytes.
1211 * ggc-page.c (ggc_page_print_statistics): Rename to
1212 ggc_print_statistics. Report memory consumed by internal data
1213 structures for each allocation bucket. Scale quantities above
1214 10K to kilobytes and above 10M to megabytes.
1215 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
1216 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
1217 Define tally_leaves always.
1218 (ggc_print_statistics): New function.
1219 * ggc.h: Adjust for renamed functions.
1221 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
1223 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
1224 output_movsisf instead of which_alternative.
1226 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
1228 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
1230 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
1231 (avr_progmem_p): New prototype.
1232 (output_movsisf): Prototype declaration changed.
1233 (output_movqi): New prototype.
1234 (output_movhi): New prototype.
1235 (call_insn_operand): Likewise.
1236 (final_prescan_insn): Likewise.
1237 (avr_simplify_comparision_p): Likewise.
1238 (avr_normalize_condition): Likewise.
1239 (compare_eq_p): Likewise.
1240 (out_shift_with_cnt): Likewise.
1241 (const_int_pow2_p): Likewise.
1242 (output_reload_inhi): Prototype declaration changed.
1244 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
1245 (ldi_reg_rtx): New. rtx for r31.
1246 (avr_init_stack): Initialize as "__stack".
1247 (function_prologue): Use it.
1248 Replace all TARGET_ENHANCED with AVR_ENHANCED.
1249 (avr_mcu_name): Initialize as "avr2".
1250 (avr_enhanced_p, avr_mega_p): New variables.
1251 (mcu_types, avr_override_options): Handle all known MCU types.
1252 Also handle avr1 (only preprocess, assemble and link).
1253 (print_operand): Using of `%K' in output template removed.
1254 (out_movqi_r_mr): Optimized.
1255 (out_movhi_r_mr): Likewise.
1256 (output_movqi): New function.
1257 (output_movhi): Likewise.
1258 (out_movsi_r_mr): Optimized.
1259 (output_movsisf): Compute insn length for `adjust_insn_length'
1260 (out_movqi_mr_r): Optimized.
1261 (out_movhi_mr_r): Optimized.
1262 (adjust_insn_length): Use output_movsisf, output_movqi,
1263 output_movhi for insn length adjusting.
1264 (reg_unused_after): Use dead_or_set_p.
1265 (preferred_reload_class): Now havn't any restriction.
1266 (reg_was_0): New function.
1267 (io_address_p): Likewise.
1268 (const_int_pow2_p): Likewise.
1269 (output_reload_inhi): Likewise.
1270 (output_reload_insisf): Likewise.
1272 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
1273 (LIB_SPEC): Use -lc for all supported devices.
1274 (LIBGCC_SPEC): Use -lgcc for all supported devices.
1275 (AVR_MEGA): Define as avr_mega_p.
1276 (AVR_ENHANCED): New, define as avr_enhanced_p.
1277 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
1278 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
1279 (CRT_BINUTILS_SPECS): Handle all known MCU types.
1280 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
1281 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
1282 (ASM_SPEC): Pass -mmcu=... to the assembler.
1283 Change all -DAVR_* to -D__AVR_*__.
1284 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
1285 Rename library functions to start with two underscores.
1286 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
1288 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
1289 (SUPPORTS_WEAK): Likewise.
1290 (LDI_REG_REGNO): New. Register r31 will be used as temporary
1291 register for loading constants to r0-r14.
1293 * config/avr/avr.md: Replace all TARGET_ENHANCED with
1295 (*mov_r_sp): Removed. Handled by output_movhi.
1296 (*mov_sp_r): Likewise.
1297 (*mov_sp_r_no_interrupts): Likewise
1298 (*mov_sp_r_tiny): Likewise.
1299 (*movqi): Use output_movqi.
1300 (*reload_inqi): New.
1301 (*movhi): Use output_movhi.
1302 (*reload_inhi): New.
1303 (*negsi2): Optimized.
1304 (*negsf2): Likewise.
1305 Added peepholes (define_peephole2) for loading constants to r0-r14
1306 and for using `cpse' command.
1308 * config/avr/libgcc.S: Rename library functions to start with two
1310 Add support for enhanced core.
1311 (_moqhi3): Fix typo, now _modqi3.
1312 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
1313 (__prologue_saves__): Remove test for stack adjust by 0.
1314 (__tablejump__): New.
1316 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
1317 Add multilib support.
1319 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
1321 * loop.c (prescan_loop): Don't check unknown_address_altered
1322 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
1323 to loop_store_mems as necessary.
1324 (loop_invariant_p): Don't check unknown_address_altered
1325 or unknown_constant_address_altered.
1327 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1329 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
1331 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
1333 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
1334 print just the filename.
1335 * cpplex.c (_cpp_run_directive): Add additional argument, the
1336 name to give the synthetic buffer. This defaults to
1337 translated "<command line>".
1338 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
1340 (_cpp_define_builtin): New function.
1341 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
1342 * cpphash.h: Update prototypes.
1344 * tradcpp.c (main): Process -D and -U simultaneously, in the
1345 order they appeared on the command line.
1347 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1349 * c-decl.c (define_label): Call warning_with_file_and_line and
1350 error_with_file_and_line instead of plain warning or error.
1352 * c-parse.in (label): Use save_filename/save_lineno to ensure
1353 correct values for calls to define_label.
1355 2000-08-29 Mark Mitchell <mark@codesourcery.com>
1357 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
1359 * expr.c (expand_expr, case TARGET_EXPR): Don't call
1361 * tree.h (get_file_function_name): Remove two duplicate
1364 2000-08-28 Kazu Hirata <kazu@hxi.com>
1366 * tree.c: Fix formatting.
1368 * xcoffout.c: Fix formatting.
1370 2000-08-28 Jason Merrill <jason@redhat.com>
1372 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
1374 2000-08-28 Daniel Berlin <dberlin@redhat.com>
1376 * dwarf2out.c (dwarf2out_finish): Don't bother calling
1377 break_out_includes if it won't do anything.
1379 2000-08-28 Richard Henderson <rth@cygnus.com>
1381 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
1382 (find_reloads): Likewise.
1383 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
1384 (reload_inhi): Likewise.
1386 2000-08-28 Richard Henderson <rth@cygnus.com>
1388 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
1389 (call_insn_operand): Don't expect a surrounding mem.
1390 (constant_call_address_operand): Likewise.
1391 * config/i386/i386.h (PREDICATE_CODES): Update.
1392 * config/i386/i386.md (call patterns): Move the match_operand
1393 for the call destination inside the mem.
1395 2000-08-28 Richard Henderson <rth@cygnus.com>
1397 * local-alloc.c (requires_inout): Don't use reserved range for
1398 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
1399 * recog.c (asm_operand_ok): Likewise.
1400 (preprocess_constraints, constrain_operands): Likewise.
1401 * regclass.c (record_reg_classes): Likewise.
1402 * reload.c (find_reloads): Likewise.
1403 * reload1.c (maybe_fix_stack_asms): Likewise.
1404 (reload_cse_simplify_operands): Likewise.
1405 * stmt.c (expand_asm_operands): Likewise.
1407 * md.texi: Update constraints documentation.
1408 * tm.texi (EXTRA_CONSTRAINT): Update.
1410 2000-08-28 Daniel Berlin <dberlin@redhat.com>
1412 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
1413 (print_die): If we don't know the offset of the
1414 target die, try the symbol. Add a trailing newline.
1415 (reverse_all_dies): New fn.
1416 (dwarf2out_finish): Call it.
1417 (break_out_includes): Reorganize for clarity.
1418 (add_sibling_attributes): Don't call reverse_die_lists.
1419 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
1421 * flags.h: Add flag_eliminate_dwarf2_dups.
1422 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
1424 2000-08-28 Jason Merrill <jason@redhat.com>
1426 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
1427 * dwarf2out.c: #include "md5.h".
1428 (DIE_LABEL_PREFIX): New macro.
1429 (dw_val_struct): Add 'external' flag to val_die_ref.
1430 (add_AT_die_ref, AT_ref): Adjust.
1431 (AT_ref_external, set_AT_ref_external): New fns.
1432 (build_abbrev_table): Call set_AT_ref_external.
1433 (value_format): Call AT_ref_external.
1434 (die_struct): Add die_symbol field.
1435 (new_die): Clear it.
1436 (dwarf_tag_name): Handle BINCL/EINCL.
1437 (dwarf2out_start_source_file): Add BINCL DIE.
1438 (dwarf2out_end_source_file): Add EINCL DIE.
1439 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
1440 (loc_checksum, attr_checksum, die_checksum): New fns.
1441 (is_type_die, is_comdat_die, is_symbol_die): New fns.
1442 (compute_section_prefix, assign_symbol_names): New fns.
1443 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
1444 (output_die): Call output_die_symbol and AT_ref_external.
1445 (output_comdat_comp_unit): New fn, split out from...
1446 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
1448 (output_pubnames, output_aranges): Abort if we see entries from
1450 * toplev.h: Declare file_name_nondirectory.
1451 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
1452 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
1453 (debug_start_source_file): Call dwarf2out_start_source_file
1454 regardless of debug verbosity.
1455 (debug_end_source_file): Similarly.
1456 * tree.h: Declare clean_symbol_name.
1457 * tree.c (clean_symbol_name): Split out from...
1458 (get_file_function_name_long): ...here.
1460 * dwarf2out.c (new_loc_descr): Use calloc.
1461 (splice_child_die): Remove the die from the right parent.
1462 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
1464 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1466 * toplev.c (decode_g_option): Don't give warning for unknown -g
1467 option; return 0 instead.
1468 (main): If -g option is not recognized by front end or
1469 language-independent code, give warning.
1471 2000-08-28 Greg McGary <greg@mcgary.org>
1473 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
1474 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
1475 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
1477 2000-08-27 Greg McGary <greg@mcgary.org>
1479 * cpplex.c (parse_string): Don't look for backslash
1480 before first char in `namebuf'.
1481 * loop.c (strength_reduce): Skip NOTEs.
1483 2000-08-27 Jason Merrill <jason@redhat.com>
1485 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
1486 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
1487 TREE_ASM_WRITTEN, either.
1488 (finish_decl): Adjust.
1490 2000-08-28 Philipp Thomas <pthomas@suse.de>
1492 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
1493 they have been incorporated into the gettext CVS. Change the text to
1494 reflect the current status of NLS. Add instructions for accessing
1495 the gettext CVS and add the patch from Martin v. Loewis.
1497 2000-08-27 Geoff Keating <geoffk@cygnus.com>
1499 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
1500 by using gen_lowpart_common.
1501 (movdi_internal64+6): Likewise.
1503 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
1505 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
1508 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
1509 numbers to the ranges used by GDB.
1511 2000-08-25 Richard Henderson <rth@cygnus.com>
1513 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
1514 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
1515 (ia64_expand_prologue): Likewise.
1516 (ia64_setup_incoming_varargs): Set it. Properly skip the current
1517 argument for stdargs.
1519 2000-08-25 Jason Merrill <jason@redhat.com>
1521 * integrate.c (expand_inline_function): Pull out the original decl.
1523 2000-08-25 Jim Wilson <wilson@cygnus.com>
1525 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
1527 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
1529 2000-08-25 Greg McGary <greg@mcgary.org>
1531 * flow.c (dump_edge_info): Use ARRAY_SIZE.
1532 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
1534 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
1536 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
1538 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
1540 * i386.c (ix86_find_base_term): New.
1541 * i386-protos.h (ix86_find_base_term): Prototype.
1542 * i386.h (FIND_BASE_TERM): Define.
1543 * alias.c (find_base_term): Use it.
1544 * tm.texi (FIND_BASE_TERM): Document it.
1546 * alias.c (true_dependence, write_dependence_p): Unchanging
1547 memory can't conflict with non-unchanging memory.
1549 * alias.c (memrefs_conflict_p): A BLKmode reference
1550 to a symbol (or CONST_INT address) always conflicts
1551 with a reference to another symbol.
1553 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
1555 * c-common.c (time_char_table): Don't allow width and flags with
1558 2000-08-25 Jakub Jelinek <jakub@redhat.com>
1560 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
1561 way as LT and LTU when the second operand has 0 in low word.
1563 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1565 * basic-block.h (struct loop): Rename `exits' field to
1566 `exit_edges'. Add `entry_edges' and `num_entries' fields.
1568 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
1569 (flow_loop_entry_edges_find): Add.
1570 (flow_edge_list_print): Rename from flow_exits_print.
1571 (flow_loops_find): Call flow_loop_entry_edges_find.
1572 (flow_loop_dump): Dump entry_edges list.
1573 (flow_loops_free): Free entry_edges.
1575 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1577 * loop.c (loop_dump_aux, debug_loop): New functions.
1578 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
1580 * flow.c (flow_loops_dump): Add callback parameter.
1581 (flow_loop_dump): Add callback parameter and call it. Move
1582 loop note debugging code to loop_dump_aux.
1584 * basic-block.h (flow_loop_dump): Add callback parameter
1585 (flow_loops_dump): Likewise.
1587 * toplev.c (rest_of_compilation): Add NULL callback function pointer
1588 to call to flow_loops_dump.
1590 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1592 * loop.c (count_loop_regs_set): Replace start and end arguments
1593 with loop argument. All callers udated.
1595 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1597 * loop.c (constant_high_bytes): Delete.
1599 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1601 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
1602 and NOTE_INSN_LOOP_VTOP to...
1603 (find_and_verify_loops) ...here.
1605 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
1607 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
1608 (fini_dummy, init_dummy): Use it.
1610 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
1612 * cpplex.c (is_macro_disabled): Caller has already checked
1613 that we're not a preprocessed file.
1615 2000-08-24 Mark Mitchell <mark@codesourcery.com>
1617 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
1618 (c-iterate.o): Remove target.
1619 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
1620 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
1621 (finish_decl): Don't handle iterators.
1622 (grokdeclarator): Likewise.
1623 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
1624 * gcc/c-gperf.h: Regenerated.
1625 * gcc/c-iterate.c: Removed.
1626 * gcc/c-lex.c (init_lex): Don't handle iterators.
1627 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
1628 (compstmt_primary_start): Remove push_iterator_stack call.
1629 (stmt): Don't allow iterator statements. Replace iterator_expand
1630 with expand_expr_stmt.
1631 (all_iter_stmt): Remove.
1632 (all_iter_stmt_simple): Likewise.
1633 (all_iter_stmt_with_decl): Likewise.
1634 * gcc/c-tree.h (ITERATOR_P): Remove.
1635 (ITERATOR_BOUND_P): Likewise.
1636 (init_iterators): Remove declaration.
1637 (iterator_expand): Likewise.
1638 (iterator_for_loop_start): Likewise.
1639 (iterator_for_loop_end): Likewise.
1640 (iterator_for_loop_record): Likewise.
1641 (push_iterator_stack): Likewise.
1642 (pop_iterator_stack): Likewise.
1643 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
1644 (readonly_warning): Likewise.
1645 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
1647 2000-08-24 Jim Wilson <wilson@cygnus.com>
1649 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
1650 Copy type in a TYPE_DECL, just like pushdecl does.
1652 2000-08-24 Richard Henderson <rth@cygnus.com>
1654 * toplev.c (main): Enable flag_reorder_blocks at -O2.
1656 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
1658 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
1659 asked for one page, allocate GGC_QUIRE_SIZE of them and put
1660 the extras on the free list.
1661 (release_pages): Clean up.
1662 (ggc_set_mark): Don't adjust G.allocated here...
1663 (sweep_pages): ... do it here.
1665 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
1667 * cppfiles.c (read_include_file): Rearrange initializations.
1669 2000-08-24 Richard Henderson <rth@cygnus.com>
1671 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
1673 * config/ia64/ia64-protos.h: Update.
1674 * config/ia64/ia64.c (gr_register_operand): New.
1675 (fr_register_operand, grfr_register_operand): New.
1676 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
1677 (grfr_reg_or_8bit_operand): New.
1678 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
1679 use gr_register_operand.
1680 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
1681 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
1682 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
1683 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
1684 (fr_reg_or_fp01_operand): Likewise.
1685 (not_postinc_memory_operand): New.
1686 (ia64_split_timode): Remove unused variables.
1687 (rtx_needs_barrier): Check arguments to cmpxchg.
1688 (builtin_description): Remove.
1689 (bdesc_2argsi, bdesc_2argdi): Remove.
1690 (ia64_init_builtins): Declare all builtins directly.
1691 (ia64_expand_fetch_and_op): Rewrite to be called from
1692 ia64_expand_builtin directly. Use expand_binop and co.
1693 (ia64_expand_op_and_fetch): Likewise.
1694 (ia64_expand_compare_and_swap): Likewise.
1695 (ia64_expand_binop_builtin): Remove.
1696 (ia64_expand_lock_test_and_set): New.
1697 (ia64_expand_lock_release): New.
1698 (ia64_expand_builtin): Use them.
1699 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
1700 (EXTRA_CONSTRAINT): Use it.
1701 (PREDICATE_CODES): Update.
1702 * config/ia64/ia64.md (*): Use gr_register_operand and co.
1703 (mf): Indicate that we set memory as well as use it.
1704 (fetchadd_acq_si): Show memory being modified as well.
1705 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
1706 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
1707 (lock_test_and_set_si, lock_test_and_set_di): Remove.
1708 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
1709 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
1710 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
1711 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
1712 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
1713 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
1714 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
1715 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
1716 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
1717 return type. Pretty print definitions.
1719 2000-08-24 Jim Wilson <wilson@cygnus.com>
1721 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
1722 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
1724 2000-08-24 Jason Merrill <jason@redhat.com>
1726 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
1727 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
1728 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
1729 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
1731 2000-08-24 Greg McGary <greg@mcgary.org>
1733 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
1734 and extendtab within their proper array boundaries.
1735 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
1736 for the entire array.
1738 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
1739 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
1740 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
1741 * config/fr30/fr30.c (fr30_print_operand): Likewise.
1742 * config/i386/dgux.c (output_options): Likewise.
1743 * config/i386/dgux.h (ASM_FILE_START): Likewise.
1744 * config/m88k/m88k.c (output_options): Likewise.
1745 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
1746 * config/mcore/mcore.c (mcore_output_inline_const_forced,
1747 layout_mcore_frame, handle_structs_in_regs): Likewise.
1748 * config/mips/mips.c (output_block_move): Likewise.
1749 * config/rs6000/rs6000.c (rs6000_override_options,
1750 rs6000_file_start): Likewise.
1751 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
1752 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
1753 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
1754 * builtins.c (expand_builtin_setjmp): Likewise.
1755 * expr.c (safe_from_p): Likewise.
1756 * flow.c (life_analysis): Likewise.
1757 * fold-const.c (size_int_type_wide): Likewise.
1758 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
1759 * genattrtab.c (make_length_attrs): Likewise.
1760 * genopinit.c (gen_insn): Likewise.
1761 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
1762 * global.c (global_alloc): Likewise.
1763 * local-alloc.c (find_free_reg): Likewise.
1764 * mips-tdump.c (print_symbol): Likewise.
1765 * mips-tfile.c (parse_def, parse_input): Likewise.
1766 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
1767 * stmt.c (expand_nl_goto_receiver): Likewise.
1768 * stor-layout.c (set_sizetype): Likewise.
1769 * varasm.c (decode_reg_name): Likewise.
1770 * toplev.c (decode_f_option, decode_W_option,
1771 set_target_switch, print_switch_values): Likewise.
1772 (NUM_ELEM): Remove macro.
1773 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
1775 2000-08-24 Greg McGary <greg@mcgary.org>
1777 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
1778 (MAIN_NAME_P, main_identifier_node): New macros.
1779 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
1780 * c-decl.c (start_decl, grokdeclarator, start_function,
1781 store_parm_decls, finish_function): Use MAIN_NAME_P.
1782 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
1783 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
1784 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1785 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
1787 2000-08-24 Greg McGary <greg@mcgary.org>
1789 * cppfiles.c (actual_directory): Don't write beyond `dir'
1790 when it contains "".
1791 * real.c (asctoeg): Stay within bounds of etens[][].
1793 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1795 * dependence.c (dependence_string, direction_string,
1796 dump_one_node, dump_node_dependence): Hide unused identifiers.
1797 (get_low_bound, normalize_coefficients): Match definition to
1799 (get_one_coefficient): Initialize variables `value0_is_idx' and
1801 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
1802 (ziv_test): Delete variable `idx', use parameter `sub' instead.
1803 (direction_merge): Avoid automatic aggregate initialization.
1804 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
1805 Initialize variables `dest_idx' and `src_idx'.
1806 (end_dependence_analysis): Avoid C89 style function definition.
1808 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
1810 * c-common.c (time_char_table): Don't allow width with %F.
1811 (check_format_info): Don't allow "Z" length with scanf.
1813 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
1815 * diagnostic.c (finish_diagnostic): Define.
1816 (output_do_printf): Use wrap_text instead of output_add_string.
1817 (default_print_error_function): Avoid embedded '\n'.
1819 * diagnostic.h (flush_diagnostic_buffer): Declare.
1821 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
1823 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
1825 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
1827 * Makefile.in (GCC_PASSES): Add specs.
1829 2000-08-23 Jim Wilson <wilson@cygnus.com>
1831 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
1832 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
1833 EHANDLER nor UHANDLER bit is set.
1834 (__get_except_table): Likewise.
1836 2000-08-23 Nick Clifton <nickc@redhat.com>
1838 * config/arm/lib1funcs.asm: Replace upper case condition codes
1839 with lower case versions.
1841 * config/arm/arm.h (STRUCT_VALUE): Define.
1842 (STRUCT_VALUE_REGNUM): Delete.
1844 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
1846 * cpphash.h (IN_I): New flag for directive table.
1847 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
1849 (_cpp_check_directive): If -fpreprocessed, execute directives
1850 marked with IN_I. Issue no warnings in this case.
1851 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
1853 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
1855 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
1857 (check_format_info): Support printf 'I' flag; warn about it with
1860 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
1862 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
1863 barrier can't be ignored by the alias analysis code.
1865 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
1867 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
1868 works inside fixincl.
1870 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
1872 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
1873 simplify_relational_operation() unless both operands are of
1875 * cse.c (fold_rtx): Likewise.
1877 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
1879 * rtlanal.c (rtx_unstable_p): The pic register is stable
1880 (within one function) and the actual rtx should be used
1881 when checking the registers.
1882 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
1884 * alias.c (true_dependence, write_dependence_p): Fix
1885 bug in previous patch.
1887 * i386.c (ix86_GOT_alias_set): New.
1888 (legitimize_pic_address): Use it.
1890 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
1891 only stable if its address is stable.
1892 (rtx_varies_p): An unchanging MEM can't vary if
1893 its address doesn't vary.
1895 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1897 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
1899 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1901 * vax.h (ASM_SPEC): Pass `-J' to assembler.
1902 * x-vax-gcc: New file for bootstrapping with gcc.
1903 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
1904 * configure.in: Use x-vax-gcc with gcc.
1905 * configure: Rebuilt.
1907 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1909 * toplev.c (rest_of_compilation): Rebuild label notes after
1910 post-reload splitting pass if new labels have been created.
1912 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1914 * diagnostic.h (output_buffer_state): New macro.
1915 * diagnostic.c (diagnostic_for_decl, sorry,
1916 default_print_error_function, output_do_verbatim,
1917 report_diagnostic, report_problematic_module): Use it.
1919 (output_format): Use wrap_text instead of maybe_wrap_text.
1921 2000-08-22 Nick Clifton <nickc@redhat.com>
1923 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
1924 Common code for ARM divide and modulus functions.
1925 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
1927 (FUNC_END): New macro: Common code at the end of the division and
1929 (THUMB_FUNCTION_START): New macro: Common code at the start of
1931 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
1933 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1935 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
1937 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
1938 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
1941 2000-08-22 Nick Clifton <nickc@redhat.com>
1943 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
1944 restorative additions, test for bottom bits of IP being set,
1945 rather than relying upon the RORs not matching.
1948 2000-08-22 David Edelsohn <edelsohn@gnu.org>
1950 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
1951 text_section() as appropriate instead of emitting text csect
1953 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
1954 (UNIQUE_SECTION): Define macro.
1955 (ASM_OUTPUT_SECTION_NAME): Define macro.
1956 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
1957 on AIX if debugging and -fdata-sections always.
1959 2000-08-22 Steven King <sxking@uswest.net>
1961 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
1963 (LDBL_MAX): Same here.
1965 2000-08-22 Richard Henderson <rth@cygnus.com>
1967 * flow.c (tidy_fallthru_edge): Update b->end properly.
1969 2000-08-22 Stan Cox <scox@redhat.com>
1971 * Makefile.in (OBJS): Add dependence.o.
1972 * dependence.c: New file.
1974 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
1976 * calls.c (check_sibcall_argument_overlap_1): Adjust for
1978 (check_sibcall_argument_overlap): Likewise.
1980 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
1982 * invoke.texi (SH Options): Document -m4-nofpu,
1983 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
1984 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
1986 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
1988 * c-common.c (check_format_info): Give the 'some locales' warning
1989 for strftime %Ey rather than the unconditional 'only last 2 digits
1992 2000-08-22 Richard Henderson <rth@cygnus.com>
1994 * alias.c (init_alias_analysis): Do not register
1995 struct_value_incoming_rtx or static_chain_rtx as pointing
1998 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
2000 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
2002 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
2004 * diagnostic.h (report_problematic_module): Declare.
2005 * diagnostic.c (report_problematic_module): New function.
2006 (report_error_function): Tweak.
2008 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2010 * stmt.c (expand_goto_internal, fixup_gotos): Only check
2011 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
2013 2000-08-21 Richard Henderson <rth@cygnus.com>
2015 * flow.c (calculate_global_regs_live): Mark frame pointer live
2016 everywhere before reload.
2018 2000-08-21 Jim Wilson <wilson@cygnus.com>
2020 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
2021 INTEL_EXTENDED_IEEE_FORMAT.
2022 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
2023 clear last two bytes of output FP value.
2025 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
2027 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
2029 2000-08-21 Jakub Jelinek <jakub@redhat.com>
2031 * unroll.c (loop_find_equiv_value): If ret is modified between
2032 insn and loop_start, ret might not be equivalent to reg.
2034 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
2036 * c-common.c (init_dollar_format_checking,
2037 maybe_read_dollar_number, finish_dollar_format_checking): New
2039 (dollar_arguments_used, dollar_arguments_count,
2040 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
2042 (check_format_info): Support $ formats for scanf and printf width
2043 and precision. Always increment format_chars to advance past the
2044 '*' of precision, not just when the format parameters are
2047 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2049 * mips.c (block_move_loop, expand_block_move,
2050 function_arg_partial_nregs, save_restore_insns, function_prologue,
2051 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
2053 (function_arg_advance, function_arg): Match argument to format
2056 2000-08-21 Nix <nix@esperi.demon.co.uk>
2058 * gcc.c (do_spec_1): Implement %j spec flag.
2059 Remove dead comment.
2061 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
2062 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
2063 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
2064 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
2066 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
2067 writable) instead of hardcoded value.
2069 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
2071 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
2074 * gcc.c (cc1_options): Do not process -o or run the assembler if
2076 * objc/lang-spec.h: Likewise.
2078 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
2080 * fixinc/fixincl.c (fix_with_system): Pipe the output of
2081 "external" fixes through `cat', to avoid truncating the input
2082 file by redirection.
2084 2000-08-21 Jakub Jelinek <jakub@redhat.com>
2086 * config/i386/i386.md (lea_general_1): Copy insn condition to split
2088 (lea_general_2, lea_general_3): Likewise.
2090 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2092 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
2093 warnings to user code.
2095 * c-lex.c (readescape, yylex): Likewise.
2097 * c-typeck.c (store_init_value, process_init_element): Likewise
2098 (c_expand_start_case): Format.
2100 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
2102 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
2104 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
2105 and linker_endian_spec to endian_spec.
2106 (ENDIAN_SPEC): Add %{EB} and %{EL}.
2107 (LINK_SPEC): Remove %{EB} and %{EL}.
2108 (ASM_SPEC): Likewise. Use %(endian_spec).
2110 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
2112 * c-tree.h (flag_hosted): Move declaration from here...
2113 * c-common.h (flag_hosted): ... to here.
2114 (flag_noniso_default_format_attributes): New declaration.
2115 * c-decl.c (flag_noniso_default_format_attributes): New variable.
2116 (c_decode_option): Set it appropriately for options choosing
2117 language standard variant.
2118 * c-common.c (init_function_format_info): Only provide default
2119 format attributes if flag_hosted. Only provide the gettext
2120 formats if flag_noniso_default_format_attributes. Update
2122 (check_format_info): Disable treatment of %a as a scanf flag in
2125 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
2127 * c-common.c (scan_char_table): Add 'w' to flags for all formats
2129 (check_format_info): Set 'wide' for scanf format widths. Warn for
2130 a zero scanf width. Make the check for writing into a constant
2131 object at the first level of indirection; at later levels, warn if
2132 any type qualifiers are encountered.
2134 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
2136 * reload.c (reload_inner_reg_of_subreg): New function broken out of
2138 (push_reload): Use reload_inner_reg_of_subreg.
2139 (combine_reloads): Do not combine reloads if the input reload
2140 is a SUBREG in which the inner part will need reloading.
2142 * global.c (global_alloc): Avoid passing dumpfile argument to
2144 * toplev.c (rest_of_compilation): Likewise.
2145 * reload.h (reload): Remove dumpfile argument. Callers changed.
2146 (debug_reload, debug_reload_to_stream): Move prototypes here.
2147 * rtl.h (reload): Remove dumpfile argument.
2148 * reload.c (debug_reload): Remove prototype.
2149 (debug_reload_to_stream): Likewise.
2150 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
2153 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2155 * diagnostic.c (context_as_prefix): Export.
2156 (need_error_newline): Remove.
2157 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
2158 (error_module_changed, record_last_error_module,
2159 error_function_changed, record_last_error_function): New functions.
2160 (initialize_diagnostics): Default intialize
2161 lang_diagnostic_starter, lang_diagnostic_finalizer.
2162 (init_output_buffer): Tweak.
2163 (file_name_as_prefix): New function.
2164 (announce_function, default_print_error_function,
2165 report_error_function, set_diagnostic_context): Tweak.
2167 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
2169 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
2170 condition expression.
2172 2000-08-20 Richard Henderson <rth@cygnus.com>
2174 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
2176 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
2178 * cppinit.c (cpp_init): Set global flag when called.
2179 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
2181 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
2183 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
2184 before `process_directive' so that newlines won't be missed
2186 (cpp_printf): Increment `print->lineno' when newline is emitted.
2188 * cppmain.c (cb_ident): Likewise.
2189 (cb_define): Likewise.
2190 (cb_undef): Likewise.
2191 (cb_include): Likewise.
2192 (cb_def_pragma): Likewise.
2193 (dump_macros_helper): Likewise.
2195 2000-08-20 Richard Henderson <rth@cygnus.com>
2197 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
2198 assigned before a loop.
2200 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
2201 (ashrsi3, lshrsi3): Likewise.
2203 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
2205 * c-lang.c: #include diagnostic.h
2206 (c_tree_printer): New function.
2207 (lang_init): Initialize lang_printer.
2209 * Makefile.in (c-lang.o): Depends on diagnostic.h
2211 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
2213 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
2215 * diagnostic.c (default_diagnostic_starter,
2216 default_diagnostic_finalizer): New functions.
2217 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
2218 (pedwarn, pedwarn_with_file_and_line, error,
2219 error_with_file_and_line, fatal, warning,
2220 warning_with_file_and_line): Adjust call to report_diagnostic.
2221 (report_diagnostic): Rework.
2222 (set_diagnostic_context): New function.
2224 * diagnostic.h (struct diagnostic_context): New data structure.
2225 (diagnostic_message, diagnostic_argument_list,
2226 diagnostic_file_location, diagnostic_line_location,
2227 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
2228 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
2229 (set_diagnostic_context): Declare.
2230 (report_diagnostic): Change prototype.
2232 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
2234 * fix-header.c (main): Initialize cpplib.
2236 2000-08-19 Michael Meissner <meissner@redhat.com>
2238 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
2239 instructions in it before checking for indirect jumps.
2241 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
2242 in a indirect jump as a potential for conditional execution.
2244 * d30v.h (d30v_init_expanders): Don't declare here.
2245 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
2248 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
2250 * cpp.texi: Add @section for assertions.
2252 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
2254 * loop.c (scan_loop): Use CONST_CALL_P instead of
2255 checking for REG_LIBCALL / REG_RETVAL.
2257 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
2259 * reload1.c (reload_as_needed): Accept dumpfile argument,
2260 pass it to emit_reload_insns.
2261 (emit_reload_insns): Add new dumpfile argument. If non-null
2262 then dump the reloads for each insn into the dumpfile.
2263 (reload): Pass dumpfile to reload_as_needed.
2265 * invoke.texi: Clean up linux-gnu vs linux comments.
2267 2000-08-19 Richard Henderson <rth@cygnus.com>
2269 * config/ia64/ia64.c (reg_or_5bit_operand): New.
2270 (ia64_depz_field_mask): New.
2271 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
2272 (PREDICATE_CODES): Update.
2273 * config/ia64/ia64.md: Update commentary.
2274 (depz_internal): New.
2275 (ashlsi3): Implement directly.
2276 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
2277 (ashldi3): Use shladd.
2278 * config/ia64/ia64-protos.h: Update.
2280 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
2282 * toplev.c (independent_decode_option): Always process -g.
2283 Remove third argument, now unused. Adjust caller to match.
2285 2000-08-18 Richard Henderson <rth@cygnus.com>
2287 * combine.c (make_compound_operation): Break after creating
2290 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
2292 * cpplib.c (cpp_register_pragma_space): Just return if the
2293 namespace is already registered.
2295 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
2297 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
2298 constant amount. Do not generate ROTL instruction.
2300 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
2302 * config/sh/elf.h: Do not include sh/sh.h.
2303 * config/sh/rtems.h: Likewise.
2304 * config/sh/rtemself.h: Do not include sh/elf.h.
2305 * configure.in: Get them included with `tm_file's.
2306 * configure: Rebuilt.
2308 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
2309 * config/sh/sh.c (fpscr_set_from_mem): Use them.
2311 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2313 * stor-layout.c (compute_record_type): Don't use mode of single
2314 field as mode of record if not integer mode of same type.
2316 * regmove.c (perhaps_ends_bb_p): New function.
2317 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
2318 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
2319 (fixup_match_1): Likewise.
2320 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
2321 avoid signed/unsigned warnings.
2323 * function.c (fixup_var_refs_1, case MEM): Update CODE after
2326 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
2328 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
2329 (_cpp_trigraph_map): Declaration moved from cpplex.c
2331 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
2332 instead of 256. Use consistent test for designated initializers.
2333 (cpp_init): Initialize trigraph_map.
2334 (initialize_standard_includes, parse_option): Use memcmp
2337 * cpplex.c (init_trigraph_map): Remove.
2338 (trigraph_ok, trigraph_replace, lex_line): Refer to
2341 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
2342 (do_unassert): Remove unused "next" local.
2344 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
2346 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
2348 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
2351 2000-08-17 Richard Henderson <rth@cygnus.com>
2353 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
2354 the first insn in a sequence.
2356 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
2358 * alias.c (true_dependence, write_dependence_p): A read
2359 involving a label_ref or the constant pool doesn't create
2362 * rtl.h (unchanging): Improve documentation.
2364 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
2366 * cse.c (insert_regs): Remove unused `regno'.
2368 2000-08-17 Neil Booth <NeilB@earthling.net>
2370 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
2371 remove_dup_dirs. If qtail == brack, remove brack not
2373 (remove_dup_dir, remove_dup_dirs): New functions.
2375 2000-08-17 Neil Booth <NeilB@earthling.net>
2377 * cppinit.c (cpp_cleanup): Free include dir chains.
2378 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
2379 (do_unassert): Free the assert with _cpp_free_definition.
2380 * cppmacro.c (_cpp_free_definition): Free memory allocated for
2381 assertions. Make the node a T_VOID node.
2383 2000-08-17 Neil Booth <NeilB@earthling.net>
2385 * cppinit.c (path_include, append_include_chain):
2386 Remove 2nd parameter (struct cpp_pending *).
2387 (path_include, initialize_standard_includes, cpp_handle_option):
2388 Update callers appropriately.
2389 (cpp_handle_option): Use pend.
2391 2000-08-17 Neil Booth <NeilB@earthling.net>
2393 * cppinit.c (sort_options): Remove, put functionality in
2396 (initialize_builtins): Free memory.
2397 (cpp_start_read): Move init_IStable to cpp_init.
2399 * cpplib.h (cpp_init): New prototype.
2400 * cppmain.c (main): Call cpp_init.
2402 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
2404 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
2405 (rtx_unstable_p, rtx_varies_p): Process vectors.
2407 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
2409 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
2410 references to GLOBAL symbols. Use LOCAL where appropriate.
2412 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2414 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
2415 use t-aix41 when host == target.
2417 2000-08-16 Richard Henderson <rth@cygnus.com>
2419 * reload.c (push_secondary_reload): Revert last change.
2420 If we use a reload_in/out pattern, make the when the same
2421 as the primary reload.
2422 (find_reloads): Likewise.
2424 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
2426 * configure.in (libstdcxx-v3): Fix test.
2427 * configure: Regenerate.
2429 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2431 * calls.c (calls_function_1, expand_call): Only test
2432 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
2433 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2435 2000-08-16 Richard Henderson <rth@cygnus.com>
2437 * combine.c (simplify_shift_const): Revert previous two
2438 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
2439 before the main loop.
2441 2000-08-15 Richard Henderson <rth@cygnus.com>
2443 * combine.c (simplify_shift_const): Bound shift count when
2446 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2448 * calls.c (ECF_SP_DEPRESSED): New macro.
2449 (calls_function_1): Treat calling sp-depressed function as alloca.
2450 (emit_call_1): Don't adjust SP if calling sp-depressed function.
2451 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
2452 If sp-depressed, ensure block saves and restores SP.
2453 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
2455 * function.c (keep_stack_depressed): New function.
2456 (thread_prologue_and_epilogue_insns): Call it.
2457 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
2458 to print DECL_OFFSET_ALIGN.
2459 Print no-force-blk and transparent-union flags properly.
2460 * stmt.c (expand_goto_internal): Don't restore stack if last block
2461 and function returns with sp depressed.
2462 (fixup_gotos): Likewise.
2463 (save_stack_pointer): New function, from code in expand_decl.
2464 (expand_decl): Call new function.
2465 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
2466 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
2467 (save_stack_pointer): New declaration.
2469 * diagnostic.c (fatal_function): New variable.
2470 (set_fatal_function): New function.
2472 * diagnostic.h (set_fatal_function): New declaration.
2474 2000-08-15 William Cohen <wcohen@redhat.com>
2476 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
2477 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
2478 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
2480 2000-08-15 Richard Henderson <rth@cygnus.com>
2482 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
2484 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
2486 * arm.c (arm_function_ok_for_sibcall): New function.
2487 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
2488 * arm.md (call expanders): Don't check here for calls that can't
2491 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
2493 * arm.md (splits generating cond_exec): Disable.
2495 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
2497 * arm/linux-elf.h (text_section): Delete declaration.
2499 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
2501 ARM support for unordered FP operations.
2502 * arm-protos.h (arm_comparison_operator): Declare.
2503 * arm.c (arm_comparison_operator): New function.
2504 (arm_select_cc_mode): Add unordered comparison codes.
2505 (get_arm_condition_code): Likewise.
2506 (arm_final_prescan_insn): Can't handle unordered jumps that can't
2507 be done in one insn.
2508 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
2509 * arm.md (all uses of comparison_operator): Replace with
2510 arm_comparison_operator.
2511 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
2513 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
2516 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2518 * gthr-posix.h: Conditionally include <sched.h>; include
2519 <config.h> from libobjc/.
2521 2000-08-14 Richard Henderson <rth@cygnus.com>
2523 * config/i386/i386.c (legitimize_pic_address): Use Pmode
2526 2000-08-14 Richard Henderson <rth@cygnus.com>
2528 * configure.in (ia64-*): Set float_format for i386 long double.
2530 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
2531 as we would for i386 XFmode.
2532 (PUT_REAL): Likewise.
2533 (endian, ereal_atof, real_value_truncate): Likewise.
2534 (ereal_isneg, toe64, etens, make_nan): Likewise.
2535 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
2537 * config/ia64/ia64-protos.h: Update.
2538 * config/ia64/ia64.c (general_tfmode_operand): New.
2539 (destination_tfmode_operand): New.
2540 (tfreg_or_fp01_operand): New.
2541 (ia64_split_timode): New.
2542 (spill_tfmode_operand): New.
2543 (ia64_expand_prologue): Use TFmode not XFmode.
2544 (ia64_expand_epilogue): Likewise.
2545 (ia64_function_arg): Likewise.
2546 (ia64_function_arg_advance): Likewise.
2547 (ia64_return_in_memory): Likewise.
2548 (ia64_function_value): Likewise.
2549 (ia64_print_operand): Likewise.
2550 (ia64_register_move_cost): Set GR<->FR to 5.
2551 (ia64_secondary_reload_class): Get GR for TImode memory op.
2552 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
2553 (ROUND_TYPE_ALIGN): Remove.
2554 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
2555 (INTEL_EXTENDED_IEEE_FORMAT): Define.
2556 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
2557 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
2558 (MODES_TIEABLE_P): Use TFmode, not XFmode.
2559 (CLASS_MAX_NREGS): Likewise.
2560 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
2561 (PREDICATE_CODES): Update.
2562 * config/ia64/ia64.md (movti): New.
2563 (movti_internal): Use a clobber for memory alternatives.
2564 (reload_inti, reload_outti): New.
2565 (movsfcc_astep): Predicate properly.
2566 (movdfcc_astep): Likewise.
2569 (extendsftf2, extenddftf2): New.
2570 (trunctfsf2, trunctfdf2): New.
2571 (floatditf2, fix_trunctfdi2): New.
2572 (floatunsditf2, fixuns_trunctfdi2): New.
2573 (addtf3, subtf3, multf3, abstf2): New.
2574 (negtf2, nabstf2, mintf3, maxtf3): New.
2575 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
2577 (fr_spill): Use TFmode, not XFmode.
2578 (fr_restore): Likewise.
2579 * config/ia64/lib1funcs.asm (__divtf3): New.
2580 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
2582 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2584 * cse.c (fold_rtx): Avoid empty body in an if-statement.
2586 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
2587 `U' integer constant suffix.
2589 * dwarf2out.c (add_subscript_info): Avoid empty body in an
2592 * sparc/sol2.h (__enable_execute_stack): Prototype.
2594 2000-08-14 David Edelsohn <edelsohn@gnu.org>
2596 * collect2.c: Remove use of AIX import file.
2598 * longlong.h: Test ARCH_PWR not ARCH_POWER.
2600 * rs6000.c (print_operand, case 'E'): Add else.
2602 2000-08-14 Richard Henderson <rth@cygnus.com>
2604 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
2605 (movdi_symbolic): New.
2607 2000-08-14 Jim Wilson <wilson@cygnus.com>
2609 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
2610 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
2611 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
2614 2000-08-14 Richard Henderson <rth@cygnus.com>
2616 * expr.c (emit_group_load): Don't force constants into registers.
2617 Special case source already in the correct mode.
2619 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
2621 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
2622 * fixinc/inclhack.def: Likewise.
2623 * fixinc/mkfixinc.sh: Likewise.
2624 * configure: Regenerate.
2625 * fixinc/fixincl.x: Regenerate.
2626 * install.texi: Document equivalence of linux and linux-gnu.
2628 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2630 * cse.c (insert_regs): Also in REG case: When finding an invalid
2631 value, and we make a new quantity, make sure that it won't be
2632 mistaken by for a valid one by mention_regs.
2634 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
2636 * h8300.md: Remove obsolete peepholes.
2638 2000-08-13 Kazu Hirata <kazu@hxi.com>
2640 * invoke.texi (H8/300 Options): Fix typos.
2641 * config/h8300.c: Fix formatting.
2642 * config/h8300.h: Fix comment typos.
2643 (OVERRIDE_OPTIONS): Fix formatting.
2645 * function.c: Fix formatting.
2647 * cse.c: Fix formatting.
2649 2000-08-13 Geoff Keating <geoffk@cygnus.com>
2651 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
2652 (attempt_auto_inc): Suppress parentheses warning.
2653 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
2654 * loop.c (load_mems): Remove `u' suffix in two places.
2655 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
2657 * config/rs6000/rs6000.h: Likewise.
2658 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
2659 __eabi dummy routine.
2660 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
2663 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
2664 not put stuff in .sdata unnecessarily.
2665 (rs6000_unique_section): New function.
2666 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
2667 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
2669 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
2670 arrays in C99. Don't try to look at DECL_REGISTER of a
2671 COMPONENT_REF. Don't complain twice about the same error.
2673 * fixinc/inclhack.def (aix_pthread): New fix.
2674 (aix_sysmachine): New fix.
2675 * fixinc/fixincl.x: Regenerate.
2677 * expr.c (expand_expr): Call convert_modes when turning a large
2678 multiply into a small one.
2680 2000-08-12 Geoff Keating <geoffk@cygnus.com>
2682 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
2683 the tree structure an exponent rather than an explicit alignment
2684 so it doesn't overflow.
2685 (SET_DECL_OFFSET_ALIGN): New macro.
2686 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
2687 rather than DECL_OFFSET_ALIGN.
2688 (place_field): Likewise.
2689 * expmed.c (store_bit_field): Abort on align==0 to avoid
2690 antisocial machine behaviour.
2692 2000-08-12 Richard Henderson <rth@cygnus.com>
2694 * sibcall.c (uses_addressof): Accept both addressof and
2695 current_function_internal_arg_pointer inside a mem.
2696 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
2697 if current_function_uses_addressof.
2698 * stmt.c (expand_return): Kill tail recursion and HAVE_return
2701 2000-08-11 Richard Henderson <rth@cygnus.com>
2703 * config/ia64/ia64.md (addsi3): Remove expander.
2704 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
2705 (*addsi3_shladd): New.
2707 2000-08-11 Richard Henderson <rth@cygnus.com>
2709 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
2710 (do_restore): Likewise.
2711 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
2712 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
2713 (rtx_needs_barrier): Track actual bit manipulation for
2714 ar.unat moves, gr_spill, and gr_restore.
2715 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
2716 (process_set): Don't handle varargs spills.
2717 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
2718 .mem.offset here instead of in process_set.
2719 (gr_restore): Likewise.
2721 2000-08-11 Richard Henderson <rth@cygnus.com>
2723 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
2725 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2727 * gcc.texi (The Configuration File): Document
2728 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
2729 UPDATE_PATH_HOST_CANONICALIZATION.
2731 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2733 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
2734 unprototyped function pointer casts on integer constants.
2736 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
2738 * fixproto: Recognize DOS paths with drive letters as absolute paths.
2740 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
2742 * extend.texi (Volatiles): Fix typos.
2744 2000-08-11 Kazu Hirata <kazu@hxi.com>
2746 * flow.c: Fix formatting.
2748 2000-08-11 Richard Henderson <rth@cygnus.com>
2750 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
2751 pattern, always allocate a tertiary scratch register.
2753 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
2754 (reload_inhi): Likewise.
2756 2000-08-11 Richard Henderson <rth@cygnus.com>
2758 * function.c (put_reg_into_stack): Allow type to be NULL.
2759 (schedule_fixup_var_refs): Likewise.
2760 (gen_mem_addressof): Allow decl to be NULL.
2761 (put_addressof_into_stack): Likewise.
2763 * flow.c (merge_blocks_nomove): Be more careful about
2764 locating the beginning of block A.
2766 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
2768 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2773 * config.in: Reverted the check for <sched.h>.
2775 2000-08-10 Chris Demetriou <cgd@sibyte.com>
2777 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
2778 macros define the name of CTOR and DTOR sections.
2779 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
2780 DTOR_LIST_END): Change to use attributes to specify
2782 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
2783 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
2784 DTOR_LIST_END): Same as in mips/elf.h.
2786 2000-08-10 Drew Moseley <dmoseley@redhat.com>
2788 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
2789 disabling just crt0.o.
2791 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
2793 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
2794 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
2795 (EXTRA_SPECS): Add them.
2796 * arm/lib1funcs.asm: Support builds for interworking.
2797 Use macros to eliminate duplicated pieces of code.
2799 2000-08-10 Kazu Hirata <kazu@hxi.com>
2801 * h8300.c (expand_a_rotate): New.
2802 (emit_a_rotate): Likewise.
2803 (h8300_adjust_insn_length): Add support for the rotate insns.
2804 * h8300.md (rotlqi3): New.
2805 (*rotlqi3_1): Likewise.
2806 (rotlhi3): Likewise.
2807 (*rotlhi3_1): Likewise.
2808 (rotlhi3): Likewise.
2809 (*rotlhi3_1): Likewise.
2810 * h8300-proto.h: Add prototypes for expand_a_rotate and
2813 * h8300.c: Fix comment typos.
2814 (dosize): Declare the variable amount as unsigned.
2815 (get_shift_alg): Fix a comparison between signed and unsigned.
2816 (emit_a_shift): Likewise.
2817 (h8300_adjust_insn_length): Simplify the code.
2819 * c-decl.c: Fix formatting.
2821 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2823 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
2824 warning about non-traditional numeric constant suffixes.
2826 * cppexp.c (parse_number): Likewise.
2828 * invoke.texi: (-Wtraditional): Document new behavior.
2830 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2832 * gthr-posix.h: Include auto-host.h. Conditionally include
2834 * configure.in: Check for the <sched.h> header file.
2835 * config.in: Added define for HAVE_SCHED_H.
2837 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2839 * c-typeck.c (process_init_element): For -Wtraditional, warn about
2840 initialization of unions.
2842 * invoke.texi (-Wtraditional): Document new behavior.
2844 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
2846 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
2847 instead of extra_c_flags.
2848 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
2849 * configure: Regenerate.
2850 * config.in: Regenerate.
2852 * cpperror.c (cpp_type2name): New function.
2853 * cpplex.c (lex_line): If we issued an error for an invalid
2854 preprocessing directive, discard that logical line.
2855 * cpplib.c (do_line): Call a hook function if the current file
2856 is renamed by #line.
2857 (do_ident): Pass the contents of the string, not the entire
2858 token, to the callback function.
2859 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
2860 (cb.rename_file): New hook function.
2861 (cb.ident): Adjust prototype.
2862 (cpp_type2name): Prototype.
2863 * cppmacro.c (dump_macro_args): Correct precedence lossage.
2865 * cppmain.c (cb_ident): Update for changed interface.
2866 (cb_rename_file): New function.
2867 (main): Set rename callback.
2869 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
2871 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
2872 multi-word registers.
2874 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2876 * c-common.c (combine_strings, check_format_info): Refer to ISO C
2877 or ISO C89 instead of ANSI C.
2878 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
2879 build_enumerator, do_case): Likewise.
2880 * c-lex.c (parse_float, yylex): Likewise.
2881 * c-parse.in: Likewise.
2882 * c-typeck.c (common_type, build_array_ref, build_binary_op,
2883 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
2884 build_c_cast, convert_for_assignment, set_init_index,
2885 set_init_label, c_expand_start_case): Likewise.
2886 * toplev.c (documented_lang_options, display_help): Likewise.
2888 2000-08-08 Kazu Hirata <kazu@hxi.com>
2890 * h8300.c: Fix formatting.
2891 * h8300.h: Likewise.
2892 * h8300.md: Likewise.
2893 (movsi_h8300hs): Fix formatting of the resulting assembly code.
2895 * reload1.c: Fix formatting.
2897 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
2899 * alpha/alpha.c (alpha_emit_xfloating_libcall):
2900 Use GEN_CALL_VALUE define.
2901 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
2902 * clipper/clipper.md (untyped_call): Likewise.
2903 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
2904 * fx80/fx80.md (untyped_call): Likewise.
2905 * mips/mips.md (untyped_call): Likewise.
2906 * ns32k/ns32k.md (untyped_call): Likewise.
2907 * pa/pa.md (untyped_call): Likewise.
2908 * romp/romp.md (untyped_call): Likewise.
2909 * sparc/sparc.md (untyped_call): Likewise.
2911 2000-08-08 Jason Eckhardt <jle@cygnus.com>
2913 * config/i860/i860.c (singlemove_string): Do not generate assembler
2914 pseudo instructions that must be expanded (that is, with signed
2915 constants larger than 16 bits).
2917 2000-08-08 Richard Henderson <rth@cygnus.com>
2919 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
2920 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
2921 (init_propagate_block_info): Don't kill memory stores at -O0.
2922 (mark_set_1, mark_used_regs): Likewise.
2924 2000-08-08 David Edelsohn <edelsohn@gnu.org>
2926 * rs6000.c (optimization_options): Decorate 'level' as
2928 (mask64_operand): Remove sign-extend thinko.
2929 (rldic_operand): New function.
2930 (load_multiple_operation): regno's are unsigned ints.
2931 (store_multiple_operation): Likewise.
2932 (lmw_operation): Likewise.
2933 (stmw_operation): Likewise.
2934 (includes_lshift_p): shift_mask is unsigned int.
2935 (includes_lshift64_p): New function.
2936 (addrs_ok_for_quad_peep): unsigned int reg1.
2937 (print_operand): Consistently add "else" after
2938 output_operand_lossage().
2939 (print_operand, case 'b'): Fold in case 'W'.
2940 (print_operand, case 'W'): Print rldic MB value.
2941 (output_epilogue): Update Objective-C language string.
2942 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
2943 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
2944 * rs6000.md (ashldi3): Add rldic instruction.
2945 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
2946 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
2949 2000-08-08 Richard Henderson <rth@cygnus.com>
2951 * config/ia64/ia64-protos.h: Remove duplicates. Update
2952 for massive code rearrangements.
2953 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
2954 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
2955 (ia64_local_regs, ia64_need_regstk): Remove.
2956 (ar_ccv_reg_operand): New.
2957 (ia64_gp_save_reg): New.
2958 (struct ia64_frame_info): Combine most of the size elements;
2959 add new gr save elements.
2960 (find_gr_spill): New.
2961 (next_scratch_gr_reg): New.
2962 (mark_reg_gr_used_mask): New.
2963 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
2964 to GR backing store regs when possible.
2965 (ia64_initial_elimination_offset): New.
2966 (ia64_rap_fp_offset): Remove.
2967 (save_restore_insns): Remove.
2968 (setup_spill_pointers): New.
2969 (finish_spill_pointers): New.
2970 (spill_restore_mem): New.
2971 (do_spill, do_restore): New.
2972 (ia64_expand_prologue): Rewrite to use them.
2973 (ia64_expand_epilogue): Likewise.
2974 (ia64_direct_return): Update for current_frame_info changes.
2975 (ia64_function_prologue): Simplify .prologue emission. Emit
2977 (ia64_setup_incoming_varargs): Don't ever emit rtl.
2978 (ia64_dbx_register_number): New.
2979 (ia64_initialize_trampoline): New.
2980 (ia64_secondary_reload_class): Request GR_REGS for integer
2981 arithmetic destined for FR_REGS.
2982 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
2983 (ia64_mark_machine_status): Mark ia64_gp_save.
2984 (rws_access_regno): Rename from rws_access_reg; don't treat
2985 predicates specially.
2986 (rws_access_reg): New. Update all callers.
2987 (rtx_needs_barrier): Remove dead unspecs.
2988 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
2989 (ia64_encode_section_info): Silence signed/unsigned warnings.
2990 (spill_offset, sp_offset, spill_offset_emitted): Remove.
2991 (tmp_reg, tmp_saved): Remove.
2992 (process_set): Rewrite to expect complicated bits via
2993 REG_FRAME_RELATED_EXPR.
2994 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
2995 in the use of ar.ccv; never set RTX_UNCHANGING_P.
2996 (ia64_expand_op_and_fetch): Likewise.
2997 (ia64_expand_compare_and_swap): Likewise.
2998 (ia64_expand_builtin): Likewise.
2999 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
3000 (FIRST_PSEUDO_REGISTER): Update.
3001 (AR_M_REGNO_P): Update.
3002 (FIXED_REGS): Don't mark three local registers as used.
3003 (EXTRA_CC_MODES): New.
3004 (SELECT_CC_MODE): New.
3005 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
3006 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
3007 (FRAME_GROWS_DOWNWARD): Unset.
3008 (STARTING_FRAME_OFFSET): Zero.
3009 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
3010 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
3011 (HARD_FRAME_POINTER_REGNUM): New.
3012 (CAN_DEBUG_WITHOUT_FP): Define.
3013 (TRAMPOLINE_TEMPLATE): Remove.
3014 (TRAMPOLINE_SIZE): Lower to 32.
3015 (TRAMPOLINE_ALIGNMENT): Lower to 64.
3016 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
3017 (PREDICATE_CODES): Update.
3018 (struct machine_function): Add ia64_gp_save.
3019 * config/ia64/ia64.md: Purge unused unspecs.
3020 (movsi patterns): Allow moves to/from AR_M_REGS.
3021 (movdi patterns): Allow moves to/from p0.
3022 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
3023 (gr_spill, gr_restore): Indicate ar.unat read/written.
3024 (nonlocal_goto): Don't pass old frame_pointer.
3025 (nonlocal_goto_receiver): Remove.
3026 (exception_receiver): New.
3027 (builtin_setjmp_setup): New.
3028 (builtin_setjmp_receiver): New.
3029 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
3030 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
3031 (__ia64_restore_stack_nonlocal): Likewise.
3032 (__ia64_trampoline): New.
3033 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
3035 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
3037 2000-08-08 Richard Henderson <rth@cygnus.com>
3039 * frame.h (ia64_frame_state): Add my_psp.
3040 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
3041 (__throw): Pass it in. Don't clobber r7.
3042 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
3043 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
3044 and nothing to do with sp.
3045 (normalize_reg_loc): Use frame->my_psp.
3046 (frame_translate): Handle frame-pointer-less functions. Set
3047 spill_base correctly, in absence of being told.
3048 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
3049 (__ia64_backtrace_helper): New sp argument. Use
3050 builtin_return_address instead of label addresses.
3051 (print_record) [mem_stack_v]: No size member.
3053 2000-08-08 Richard Henderson <rth@cygnus.com>
3055 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
3057 2000-08-08 Richard Henderson <rth@cygnus.com>
3059 * tm.texi (LOCAL_REGNO): Document.
3060 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
3061 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
3062 * reload1.c (reload): Likewise when considering nonlocal labels.
3064 * config/ia64/ia64.h (LOCAL_REGNO): New.
3065 * config/sparc/sparc.h (LOCAL_REGNO): New.
3067 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
3069 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
3071 2000-08-07 Nick Clifton <nickc@redhat.com>
3073 * config/mips/mips.c: Fix compile time warning messages.
3074 * config/mips/mips-protos.h: Add prototype for equality_op.
3076 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
3078 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
3080 * mn10300.md: Use nonimmediate_operand instead of general_operand
3083 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
3085 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
3087 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
3088 * sh.c (expand_block_move): Break long lines.
3089 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
3090 * sh.md (mulsi3): Likewise.
3091 (movdi): Adjust spacing.
3093 2000-08-07 Richard Henderson <rth@cygnus.com>
3095 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
3096 * expr.c (emit_group_store): Don't set it.
3098 2000-08-07 Kazu Hirata <kazu@hxi.com>
3100 * invoke.texi (Options for Debugging Your Program or GCC): Remove
3101 duplicate entries for 'w' and 'z'.
3103 * flow.c: Fix a comment typo.
3105 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
3107 * c-parse.in: Changed the language string for Objective-C to "GNU
3110 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
3112 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
3113 to improve the Posix thread support for Objective-C.
3115 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
3117 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
3118 CTI_UNSIGNED_PTRDIFF_TYPE.
3119 (signed_size_type_node): Define.
3120 (unsigned_ptrdiff_type_node): Define.
3121 * c-decl.c (init_decl_processing): Create the
3122 signed_size_type_node and unsigned_ptrdiff_type_node types.
3123 * c-common.c (T_SC): Define.
3126 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
3127 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
3129 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
3130 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
3131 flags for %c, %s and %[.
3132 (check_format_info): Only allow leniency for signedness of targets
3133 of character pointers (when pedantic) for formats flagged with
3134 "c", so for strings but not for %hh formats. When pedantic, don't
3135 allow character pointers to substitute for void pointers if a
3136 second level of indirection is present.
3138 2000-08-06 Kazu Hirata <kazu@hxi.com>
3140 * invoke.texi (Options for Debugging Your Program or GCC): Update
3141 the names of dump files.
3143 * h8300.c (dosize): Rearrange code for conciseness.
3144 (split_adds_subs): Likewise.
3146 * loop.c: Fix formatting.
3148 * dwarf2out.c: Fix formatting.
3150 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
3152 * expr.c: Fix formatting.
3154 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3156 * rs6000.c (rs6000_maybe_dead): Prototype.
3158 2000-08-06 Richard Henderson <rth@cygnus.com>
3160 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
3161 HAVE_nonlocal_goto as well.
3162 * config/i960/i960.md (nonlocal_goto): Don't do it here.
3163 * config/pj/pj.md (nonlocal_goto): Likewise.
3165 2000-08-07 Michael Hayes <mhayes@cygnus.com>
3167 * loop.c (try_swap_copy_prop): New function.
3168 (load_mems): Rename copies to load_copies and add new regset
3169 store_copies. Check for sets of shadow registers and mark
3170 in store_copies. Call try_swap_copy_prop for registers
3171 marked in store_copies.
3173 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
3175 * objc/objc-act.c: New command line option -fconstant-string-class
3176 to allow specifying a user defined constant string class,
3177 different from NXConstantString.
3179 * toplev.c: Moved the Objective-C specific options to
3180 objc/lang-options.h.
3182 * objc/lang-options.h: Moved the Objective-C specific options from
3183 toplev.c. Added -fconstant-string-class.
3185 2000-08-05 Chris Demetriou <cgd@sibyte.com>
3187 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3188 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
3189 __CTOR_LIST__ from func_ptr array to just func_ptr, to
3190 avoid extra alignment imposed on arrays.
3191 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3192 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
3194 * mips.h: Clean up comments and spacing near MASKs.
3195 (TARGET_UNIX_ASM): Delete.
3196 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
3197 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
3200 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
3202 * c-common.c (print_char_table): Add entries for the X/Open '
3203 format flag (print decimals with locale's thousands grouping
3204 character). Make %C expect wint_t.
3205 (check_format_info): If pedantic, warn when the %n$ operand
3206 number form is used. Allow for the ' flag; warn about it if
3209 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
3211 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
3212 type is a float mode, cfun->decl's return type is not, and
3213 TARGET_FLOAT_RETURNS_IN_80387.
3215 2000-08-04 Andreas Schwab <schwab@suse.de>
3217 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
3218 token list, which are always `#' and `pragma'.
3220 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
3222 * tree.c (tree_expr_nonnegative_p): Move to...
3223 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
3224 (rtl_expr_nonnegative_p): New.
3225 * tree.h: Add prototype for rtl_expr_nonnegative_p.
3227 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
3228 CONST_DOUBLE_CHAIN: Move to...
3229 * rtl.h: ...here. Use XCINT/XCEXP.
3231 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
3232 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
3233 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
3236 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
3238 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3240 * config/c4x/c4x.md (return_indirect_internal): New.
3241 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
3243 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
3245 * c-common.c (time_char_table): Mark up formats added in C99 and
3246 make other corrections. %D and %g were added in C99. %Og is an
3247 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
3248 C99. %e was added in C99. %Oj is an extension. %G and %z are in
3249 C99 rather than GNU extensions, but %OG and %Oz are extensions.
3250 %h was added in C99. %C was added in C99. %OY and %OC are
3251 extensions. Add the C99 format %F.
3252 (check_format_info): If pedantic and not in C99 mode, warn for C99
3255 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3257 * function.c (schedule_fixup_var_refs): New function, broken out
3258 of put_reg_into_stack.
3259 (put_reg_into_stack): Use it.
3260 (put_var_into_stack): In CONCAT case, fixup up references for
3261 components only after fixing up references to the whole concat.
3263 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
3265 * alias.c (mark_constant_function): Use INSN_P.
3266 (init_alias_analysis): Likewise.
3267 * combine.c (combine_instructions): Use INSN_P.
3268 (can_combine_p): Likewise.
3269 (try_combine): Likewise.
3270 (distribute_notes): Likewise.
3271 (distribute_links): Likewise.
3272 * cse.c (cse_around_loop): Use INSN_P.
3273 (invalidate_skipped_block): Likewise.
3274 (cse_set_around_loop): Likewise.
3275 (cse_end_of_basic_block): Likewise.
3276 (delete_trivially_dead_insns): Likewise.
3277 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
3278 (unshare_all_rtl_1): Likewise.
3279 (next_cc0_user): Likewise.
3280 (try_split make_insn_raw): Likewise.
3281 (remove_unnecessary_notes): Likewise.
3282 * final.c (shorten_branches): Use INSN_P.
3283 (leaf_renumber_regs): Likewise.
3284 (leaf_renumber_regs_insn): Likewise.
3285 * flow.c (find_label_refs): Use INSN_P.
3286 (verify_wide_reg): Likewise.
3287 (notice_stack_pointer_modification): Likewise.
3288 (count_or_remove_death_notes): Likewise.
3289 (verify_flow_info): Likewise.
3290 (clear_log_links): Likewise.
3291 * function.c (fixup_var_refs_insns): Use INSN_P.
3292 (compute_insns_for_mem): Likewise.
3293 * gcse.c (alloc_gcse_mem): Use INSN_P.
3294 (compute_sets): Likewise.
3295 (compute_hash_table): Likewise.
3296 (classic_gcse): Likewise.
3298 (insert_insn_end_bb): Likewise.
3299 (delete_null_pointer_checks_1): Likewise.
3300 * global.c (expand_preferences): Use INSN_P.
3301 (build_insn_chain): Likewise.
3302 * graph.c (node_data): Use INSN_P.
3303 * haifa-sched.c (priority): Use INSN_P.
3304 (rm_line_notes): Likewise.
3305 (rm_other_notes): Likewise.
3306 (find_insn_reg_weight): Likewise.
3307 (init_target_units): Likewise.
3308 (schedule_block): Likewise.
3309 (compute_block_forward_dependences): Likewise.
3310 (debug_dependencies): Likewise.
3311 (set_priorities): Likewise.
3312 * integrate.c (function_cannot_inline_p): Use INSN_P.
3313 (save_parm_insns): Likewise.
3314 (copy_insn_list): Likewise.
3315 * jump.c (mark_all_labels): Use INSN_P.
3316 (never_reached_warning): Likewise.
3317 * lcm.c (optimize_mode_switching): Use INSN_P.
3318 * local-alloc.c (validate_equiv_mem): Use INSN_P.
3319 (memref_used_between_p): Likewise.
3320 (update_equiv_regs): Likewise.
3321 (block_alloc): Likewise.
3322 (no_conflict_p): Likewise.
3323 * loop.c (scan_loop): Use INSN_P.
3324 (find_and_verify_loops): Likewise.
3325 (count_loop_regs_set): Likewise.
3326 (loop_reg_used_before_p): Likewise.
3327 (strength_reduce): Likewise.
3328 (recombine_givs): Likewise.
3329 (check_dbra_loop): Likewise.
3330 (load_mems): Likewise.
3331 (try_copy_prop): Likewise.
3332 * print-rtl.c (print_rtx): Use INSN_P.
3333 * recog.c (find_single_use): Use INSN_P.
3334 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
3335 (next_flags_user): Likewise.
3336 (swap_rtx_condition): Likewise.
3337 * regmove.c (mark_flags_life_zones): Use INSN_P.
3338 (optimize_reg_copy_1): Likewise.
3339 (optimize_reg_copy_2): Likewise.
3340 (optimize_reg_copy_3): Likewise.
3341 (reg_is_remote_constant_p): Likewise.
3342 (fixup_match_2): Likewise.
3343 (regmove_optimize): Likewise.
3344 (fixup_match_1): Likewise.
3345 * regrename.c (build_def_use): Use INSN_P.
3346 (replace_reg_in_block): Likewise.
3347 (consider_use): Likewise.
3348 * reload.c (find_equiv_reg): Use INSN_P.
3349 * reload1.c (reload): Use INSN_P.
3350 (maybe_fix_stack_asms): Likewise.
3351 (calculate_needs_all_insns): Likewise.
3352 (reload_as_needed): Likewise.
3353 (emit_output_reload_insns): Likewise.
3354 (delete_address_reloads_1): Likewise.
3355 (reload_cse_regs_1): Likewise.
3356 (reload_combine): Likewise.
3357 (reload_cse_move2add): Likewise.
3358 * reorg.c (redundant_insn): Use INSN_P.
3359 (dbr_schedule): Likewise.
3360 * resource.c (find_dead_or_set_registers): Use INSN_P.
3361 (mark_target_live_regs): Likewise.
3362 * rtlanal.c (reg_used_between_p): Use INSN_P.
3363 (reg_referenced_between_p): Likewise.
3364 (reg_set_between_p): Likewise.
3365 (reg_set_p): Likewise.
3366 (single_set): Likewise.
3367 (multiple_sets): Likewise.
3368 (find_last_value): Likewise.
3369 (reg_set_last): Likewise.
3370 (find_reg_note): Likewise.
3371 (find_regno_note): Likewise.
3372 * sibcall.c (sequence_uses_addressof): Use INSN_P.
3373 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
3374 * ssa.c (find_evaluations): Use INSN_P.
3375 (rename_block): Likewise.
3376 (rename_equivalent_regs): Likewise.
3377 * unroll.c (loop_find_equiv_value): Use INSN_P.
3378 (set_dominates_use): Likewise.
3379 * varasm.c (mark_constant_pool): Use INSN_P.
3380 (mark_constants): Likewise.
3381 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
3382 (alphaev4_next_group): Likewise.
3383 (alphaev5_next_group): Likewise.
3384 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
3385 (c4x_rptb_rpts_p): Likewise.
3386 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
3387 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
3388 (rs6000_adjust_priority): Likewise.
3389 * config/sh/sh.c (sh_loop_align): Use INSN_P.
3390 (machine_dependent_reorg): Likewise.
3391 (split_branches): Likewise.
3392 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
3394 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
3396 * combine.c (recog_for_combine): Remove the old notes
3397 prior to attempting to recognize the new pattern.
3398 (distribute_notes): Ignore REG_NONNEG notes.
3400 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
3402 * varasm.c (output_constructor): Add .align 0 for packed vars.
3404 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3406 * configure.in: Use default thread_file even when enable_threads is
3407 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
3408 * configure: Rebuilt.
3410 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
3412 2000-08-04 Donn Terry (donnte@microsoft.com)
3414 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
3416 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
3418 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
3419 Delete code that conditionally modifies 'version'.
3420 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
3421 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
3422 * gcc.c (main): Use it.
3423 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
3424 * prefix.c (update_path): Use it.
3425 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
3426 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
3427 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
3429 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
3430 (SUBTARGET_SWITCHES): Adjust.
3431 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
3433 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
3435 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
3437 * c-common.h (flag_isoc94): Declare.
3438 * c-decl.c (flag_isoc94): Define.
3439 (c_decode_option): Set flag_isoc94 as appropriate.
3440 * c-common.c (T_PD, T_IM, T_UIM): Define.
3441 (format_char_info): Add tlen and jlen.
3442 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
3444 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
3446 (time_char_table): Add NULL entries for %t and %j.
3447 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
3448 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
3449 Warn for printf %lf if pedantic and not C99. Don't warn for empty
3450 precision. Allow precision argument to be unsigned int. If
3451 pedantic, warn for %p passed an argument not a pointer to possibly
3452 qualified void or a possibly qualified character type, and for
3453 pointer targets of the wrong sign, except for character pointers.
3455 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
3457 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
3458 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
3459 (wint_type_node): Define.
3460 * c-decl.c (WINT_TYPE): Define.
3461 (init_decl_processing): Create the wint_type_node type.
3462 * c-common.c (T_WI): Define.
3463 (print_char_table): Use T_WI for %lc format.
3465 2000-08-04 Bruce Korb <bkorb@gnu.org>
3467 * fixinc/: Verified that the MSDOS patch does not break
3468 the UNIX functionality and applied the next three patches
3471 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
3473 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
3474 output file with the temporary one by appending ".X" to generate
3475 the temporary fuile's name. If the output file already has an
3476 extension, replace it with ".X".
3478 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
3479 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
3480 reallocate the command buffer while copying the command-line
3481 argument. Redirect the output directly to the temporary file,
3482 instead of going through another temporary file.
3483 (process): Close the temporary file before unlinking it.
3484 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
3485 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
3486 (run_compiles): Pass p_fixd argument to machine_matches, as it
3489 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
3490 environment, assume there are no symlinks in the include
3491 directory. When cleaning up the DONE files, look for them
3492 case-insensitively. Don't try to remove symlinks if they aren't
3495 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
3496 all callers changed. Declare pz "const char *", to avoid compiler
3499 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
3500 Change prototype of make_raw_shell_str.
3502 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
3504 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
3505 (initialize) [__MSDOS__]: Use tempnam.
3506 (initialize): Don't use SIGPIPE if it is not defined.
3508 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
3511 2000-07-25 Bruce Korb <bkorb@gnu.org>
3513 * fixinc/fix*.[ch]: substantially reworked to make it possible
3514 to run this program without using fork(2) or pipe(2) (i.e. in
3517 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
3519 * cppdefault.h (WINT_TYPE): Define.
3520 * cppinit.c (builtin_array): Define __WINT_TYPE__.
3521 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
3522 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
3524 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
3526 * (mips_legitimate_address_p): Don't allow register+offset
3527 if the offset is large and negative, and we are compiling
3528 for 64 bit registers.
3530 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3532 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
3533 insn_code_number + 1.
3535 2000-08-04 Kazu Hirata <kazu@hxi.com>
3537 * h8300.c (function_prologue): Rearrange code for conciseness.
3538 (function_epilogue): Likewise.
3539 * h8300.h (OK_FOR_U): Fix formatting.
3541 * cse.c: Fix a comment typo. Fix formatting.
3543 2000-08-03 Richard Henderson <rth@cygnus.com>
3545 * config/i386/i386.md (return_indirect_internal): New.
3546 * config/i386/i386.c (ix86_expand_epilogue): Use it.
3548 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
3550 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
3552 (lex_line): Glue @ onto the beginning of identifiers and
3553 string constants, in Objective-C mode.
3554 (output_token, spell_token): Handle CPP_OSTRING.
3555 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
3556 beginning of a NAME or a STRING, in objc mode.
3558 * cpplib.c (get_define_node): Do not permit identifiers that
3559 begin with @ to be #defined.
3560 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
3561 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
3563 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
3564 * c-tree.h (build_objc_string): Delete prototype.
3565 * objc/objc-tree.def: Delete OBJC_STRING_CST.
3566 * c-lex.c (yylex): Use build_string for all three kinds of strings.
3568 * c-parse.in, objc/objc-act.c: Update commentary.
3570 2000-08-03 Mark Mitchell <mark@codesourcery.com>
3572 * extend.texi: Fix typo in last change.
3574 * extend.texi: Add commentary on statement-expressions and their
3575 interactions with C++.
3577 2000-08-03 Nick Clifton <nickc@cygnus.com>
3579 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
3580 * dwarf.h (LANG_JAVA): Change value to 0x000b.
3582 2000-08-03 Anthony Green <green@cygnus.com>
3584 * dwarf2out.c (gen_compile_unit_die): Add java language support.
3585 (add_bound_info): Check for java language.
3586 (is_java): New function.
3587 * dwarfout.c (output_compile_unit_die): Ditto.
3588 * dwarf.h (dwarf_source_language): Add java source language type.
3589 * dwarf2.h (dwarf_source_language): Ditto.
3591 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3593 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
3596 * i386.c (ix86_expand_branch): Mode of comparison in
3597 IF_THEN_ELSE is VOIDmode.
3599 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
3601 * gengenrtl.c, rtl.c: Avoid #elif.
3603 2000-08-03 Michael Poole <poole@troilus.org>
3605 * tm.texi (Register Classes): Clarify order of sub-initializers
3606 in REG_CLASS_CONTENTS.
3608 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3610 From SAITOH Masanobu:
3611 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
3613 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
3615 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
3616 is not supported by tradcpp and isn't actually needed for cygwin.
3618 2000-08-03 Kazu Hirata <kazu@hxi.com>
3620 * h8300.c: Fix a comment typo.
3621 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
3623 * jump.c: Fix formatting.
3625 * toplev.c: Fix formatting.
3627 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
3629 * flow.c (find_auto_inc): Verify that we've got a REG before
3630 peeking at its regno. Fail, don't abort if we can't find
3631 the increment of the desired register.
3633 * pa.md (shadd height reduction patterns/splitters): Remove.
3635 2000-08-02 Jim Wilson <wilson@cygnus.com>
3637 * config/ia64/ia64-protos.h (flag_ssa): Declare.
3638 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
3640 2000-08-02 Mark Mitchell <mark@codesourcery.com>
3642 * dce.c: Remove all uses of assert.
3643 * dwarf2out.c: Likewise.
3644 * dwarfout.c: Likewise.
3647 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
3649 * gcc.h (lang_specific_driver): Constify second argument.
3650 * gcc.c (translate_options, process_command, main): Likewise.
3651 Constify variables to match. Cast second argument to
3654 * cppspec.c, gccspec.c: Adjust type of second argument to
3655 lang_specific_driver, and update code as necessary.
3657 2000-08-02 Jakub Jelinek <jakub@redhat.com>
3659 * loop.c (scan_loop): Ensure update_end label does not
3660 go away until reg_scan_update is run.
3662 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
3664 * c-common.h: Prototype min_precision and c_build_qualified_type here...
3665 * c-tree.h: ... not here.
3666 * errors.h: Prototype fancy_abort.
3668 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
3669 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
3670 * regrename.c (regrename_optimize): Make control flow explicit.
3671 (replace_reg_in_block): Initialize reg_use to 0.
3673 * i386.c (legitimate_address_p): Rename error label to
3674 report_error to avoid namespace clash.
3676 2000-08-02 Kazu Hirata <kazu@hxi.com>
3678 * fold-const.c: Fix formatting.
3680 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
3682 * i386.c (legitimate_address_p): Accept other bases than
3683 pic_offset_table_rtx for GOTOFF constructs.
3685 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3687 * i386.md (shift to lea splitter): Use const_int_operand.
3689 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
3691 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
3692 cppspec.c: Do not use 'legal' or 'illegal' in error messages
3695 * cppmain.c (cb_define, cb_undef): Don't generate any output
3696 if not done_initializing.
3697 * cpplex.c (maybe_paste_with_next): When the token after a ##
3698 is an omitted rest argument, only delete the token before it
3699 if that token is a comma. Do not warn about bogus token
3700 pastes for , ## rest_arg.
3703 * cpp.1: Regenerate.
3705 2000-08-02 Fred Fish <fnf@be.com>
3707 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
3708 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
3711 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
3712 Be directories to search path.
3714 Remove support for __declspec(dllimport) and __declspec(dllexport).
3715 This is leftover cruft from the earlier BeOS gcc port when BeOS
3716 used Microsoft's PE object file format.
3717 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
3718 * config/i386/t-beos (winnt.o): Remove Makefile frag.
3719 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
3720 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
3721 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
3722 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
3723 (REDO_SECTION_INFO_P): Remove.
3724 (ASM_EXPORT_DECL): Remove.
3725 (ASM_DECLARE_FUNCTION_NAME): Remove.
3726 (ASM_DECLARE_OBJECT_NAME): Remove.
3727 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3728 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
3729 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
3730 (STRIP_NAME_ENCODING): Remove.
3732 Remove support for obsolete version of BeOS that is no longer
3734 * configure.in (i*86-*-beospe*): Remove.
3735 * config/i386/beos-pe.h: Remove.
3737 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
3738 Mark Mitchell <mark@codesourcery.com>
3740 * Makefile.in (OBJS): Added dce.o.
3741 (ssa.o): Updated target to include ssa.h.
3743 (toplev.o): Likewise.
3744 (dce.o): Created target.
3745 * basic-block.h: Added comments.
3746 (INVALID_BLOCK): Added definition.
3747 (connect_infinite_loops_to_exit): Added declaration.
3748 Moved SSA declarations to ssa.h.
3749 * flow.c: Added inclusion of ssa.h.
3750 (struct depth_first_search_dsS, depth_first_search_ds):
3752 (compute_immediate_postdominators): Added definition.
3753 (connect_infinite_loops_to_exit): Likewise.
3754 (flow_dfs_compute_reverse_init): Likewise.
3755 (flow_dfs_compute_reverse_add_bb): Likewise.
3756 (flow_dfs_compute_reverse_execute): Likewise.
3757 (flow_dfs_compute_reverse_finish): Likewise.
3758 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
3759 (LABEL_P): Added definition.
3762 (BARRIER_P): Likewise.
3763 (JUMP_TABLE_DATA_P): Likewise.
3764 (INSN_DEAD_CODE_P): Likewise.
3765 * ssa.c: Replaced inclusions with ssa.h inclusion.
3766 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
3767 (rename_registers): Removed unnecessary variables.
3768 * ssa.h: Created by moving declarations from ssa.c and
3770 * timevar.def: Defined TV_DEAD_CODE_ELIM.
3771 * toplev.c: Added ssa.h inclusion.
3772 (dump_file_index): Added DFI_dce.
3773 (dump_file): Added "dce" entry.
3775 (f_options): Added dce entry.
3776 * invoke.texi: Document -fdce. Emphasize experimental status of
3780 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
3782 * cpperror.c (v_message): Split into _cpp_begin_message and
3783 v_message macro. All callers updated.
3784 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
3787 * cppfiles.c (cpp_syshdr_flags): New function.
3788 (read_include_file): Don't call cpp_output_tokens. Call
3790 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
3791 (cpp_reader_init): Don't initialize token_buffer. Call
3792 _cpp_init_internal_pragmas.
3793 (cpp_cleanup): Don't clear token_buffer.
3794 (cpp_start_read): Don't worry about output from -D processing.
3795 Don't call cpp_output_tokens.
3796 (cpp_finish): Don't dump macros here. Don't call
3798 * cppmacro.c (_cpp_dump_definition): Rename
3799 cpp_dump_definition. Write directly to a FILE *.
3800 (dump_funlike_macro): Delete.
3801 (dump_macro_args): New.
3803 * cpplex.c (TOKEN_LEN): Convert to inline function.
3804 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
3805 cpp_scan_line, _cpp_dump_list): Delete.
3806 (cpp_printf, cpp_output_list): New.
3807 (output_line_command): Don't worry about entering or leaving files.
3808 (cpp_scan_buffer): Just output each token as we hit it.
3809 (process_directive): Don't call cpp_output_tokens.
3810 (_cpp_glue_header_name): Don't use token_buffer.
3811 (output_token, dump_param_spelling): Write directly to a FILE *.
3813 * cpplib.c (pass_thru_directive, dump_macro_name,
3814 pragma_dispatch, do_pragma_gcc): Delete.
3815 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
3816 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
3818 (do_error, do_warning, pragma_dependency): Call
3819 _cpp_begin_message, then cpp_output_list.
3820 (cpp_register_pragma, cpp_register_pragma_space,
3821 _cpp_init_internal_pragmas): New.
3822 (do_pragma): Walk the pragmas table here.
3823 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
3824 do_pragma_dependency): Return void.
3825 (do_pragma_implementation): Moved to cppmain.c.
3827 * cpplib.h: Update prototypes.
3828 (struct cpp_reader): Remove printer, token_buffer,
3829 token_buffer_size, and limit. Add struct cb, and pragmas.
3830 (struct cpp_printer): Remove last_id and written.
3831 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
3832 CPP_ADJUST_WRITTEN): Delete.
3833 * cpphash.h: Update prototypes.
3834 (ufputs): New wrapper.
3836 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
3837 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
3838 (main): Set up callbacks. Register #pragma implementation.
3839 Dump macros from here.
3841 2000-08-01 Geoff Keating <geoffk@cygnus.com>
3843 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
3844 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
3845 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
3846 insns if they have a REG_MAYBE_DEAD note attached.
3847 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
3848 (rs6000_emit_load_toc_table): TOC loads may go dead.
3850 2000-08-01 Jim Wilson <wilson@cygnus.com>
3852 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
3853 type exists before using it. Use number of words as alignment
3855 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
3856 ia64_va_arg): Propagate ia64_function_args changes here.
3858 2000-08-01 Richard Henderson <rth@cygnus.com>
3860 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
3861 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3863 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
3865 From Joern Rennecke:
3866 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
3867 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
3868 unless TARGET_SH3E is set.
3869 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
3871 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
3872 (ashlsi3_std): New pattern.
3873 (ashlsi3 expander): Use it for TARGET_SH3.
3874 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
3876 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3878 * loop.c (canonicalize_condition): Use destination, not source to
3879 determine SET's mode.
3881 2000-07-31 Mark Mitchell <mark@codesourcery.com>
3883 * flow.c (clear_log_links): Fix typo.
3885 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
3887 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
3888 on targets which need more than one insn for a compare/cbranch
3891 2000-07-31 Jim Wilson <wilson@cygnus.com>
3893 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
3894 when computing offset.
3896 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
3898 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
3900 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3902 * flow.c (clear_log_links): Nuke global_live_at_start and
3903 global_live_at_end data, since if the log_links stuff is invalid
3904 so is global_live_at_*.
3906 2000-07-31 Richard Henderson <rth@cygnus.com>
3908 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
3910 2000-07-31 Jakub Jelinek <jakub@redhat.com>
3912 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
3913 (_cpp_get_token): Don't macro expand a just pasted token if it
3914 was pasted at no_expand_level.
3916 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3918 * cppmacro.c (find_param, count_params, save_expansion):
3919 Permit 'defined' as a macro parameter name.
3921 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3923 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
3924 xcpp to cpp throughout.
3925 (native): Remove unnecessary dependency on cpp.
3927 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
3928 tradcpp to tradcpp0.
3929 (.i spec): Add missing output-file spec to cc1 command line.
3930 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
3932 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3934 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
3935 (implicit_decl_warning): New function.
3936 (implicitly_declare): Use it.
3937 * c-typeck.c (build_external_ref): Use implicit_decl_warning
3938 to complain about implicit decls of builtins.
3940 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
3941 based on pedantic && flag_isoc99, if not already set.
3942 * c-tree.h: Declare mesg_implicit_function_declaration.
3943 Prototype implicit_decl_warning.
3945 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
3947 * Makefile.in (ssa.o): Updated header files in dependences.
3948 * basic-block.h: Added compute_immediate_postdominators declaration.
3949 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
3951 * flow.c (compute_immediate_dominators): Updated comment.
3952 (compute_immediate_postdominators): Added definition.
3953 * rtl.h (HARD_REGISTER_P): Added definition.
3954 * ssa.c: Include additional header files.
3955 (assert): Added definition.
3956 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
3957 include select hard registers.
3958 (ssa_rename_to_insert): Likewise.
3959 (ssa_rename_from_initialize): Likewise.
3960 (ssa_rename_from_lookup): Likewise.
3961 (original_register): Likewise.
3962 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
3963 include select hard reigsters.
3964 (ssa_rename_from_traverse): Likewise.
3965 (ssa_rename_from_free): Likewise.
3966 (ssa_rename_from_print): Likewise.
3967 (ssa_rename_from_print_1): Likewise.
3968 (ssa_rename_from_hash_function): Likewise.
3969 (ssa_rename_from_equal): Likewise.
3970 (ssa_rename_from_delete): Likewise.
3971 (simplify_to_immediate_dominators): Removed in favor of
3972 flow.c:compute_immediate_dominators.
3973 (find_evaluations_1): Modified to work with hard registers.
3974 (insert_phi_node): Likewise.
3975 (insert_phi_nodes): Likewise.
3976 (struct rename_set_data): Updated prev_reg comment.
3977 (create_delayed_rename): Modified to work with hard registers.
3978 (RENAME_NO_RTX): Updated comment.
3979 (apply_delayed_renames): Modified to work with hard registers.
3980 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
3981 (rename_block): Updated to use revised ssa_rename_to interface.
3982 (rename_registers): Updated to use revised ssa_rename_to and
3983 ssa_rename_from interface.
3984 (convert_to_ssa): Revised to use compute_immediate_dominators and
3985 deal with hard registers.
3986 (make_regs_equivalent_over_bad_edges): Modified to work with hard
3987 registers. Added check for illegal unification of hard register.
3988 (make_equivalent_phi_alternatives_equivalent): Modified to work
3989 with hard registers.
3990 (compute_conservative_reg_partition): Likewise.
3991 (coalesce_if_unconflicting): Modified to work with hard registers
3992 and check for conflicting hard registers.
3993 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
3995 (rename_equivalent_regs_in_insn): Modified to work with hard
3997 (record_canonical_element_1): Added definition.
3998 (check_hard_regs_in_partition): Added definition.
3999 (convert_from_ssa): Added data structure deallocation and check
4000 for illegal hard register unification.
4001 (conflict_hard_regs_p): Added definition.
4002 * toplev.c (rest_of_compilation): Added comment.
4004 2000-07-31 Anthony Green <green@redhat.com>
4006 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
4008 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
4010 * builtins.c (expand_builtin_apply): Don't defer pop during
4013 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4015 * calls.c (combine_pending_stack_adjustment_and_call): Only use
4016 preferred_unit_stack_boundary when it is > 1.
4018 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
4020 * c-common.c (init_function_format_info): Add C99 format functions
4023 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
4024 void' or 'register void' as being the special case of 'void' alone
4025 in a parameter list.
4027 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
4028 discarding qualifiers into a plain warning.
4030 2000-07-31 Kazu Hirata <kazu@hxi.com>
4032 * combine.c: Fix formatting.
4034 * h8300.md: Fix formatting.
4036 * local-alloc.c: Fix formatting.
4038 * h8300.c (get_shift_alg): Remove the variable alg.
4039 (emit_a_shift): Rearrange code to improve readability.
4041 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
4043 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
4044 HImode on all architectures and a combination of HImode and SImode
4045 on H8/300H and H8/S.
4047 * h8300.c (split_adds_subs): Rearrange code for conciseness.
4049 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
4051 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
4054 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
4056 * recog.c (extract_insn): Set operand_mode according to
4057 operand if match_operand is VOIDmode.
4059 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4061 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
4063 2000-07-31 Geoff Keating <geoffk@cygnus.com>
4065 * c-parse.in (extdefs): Call ggc_collect between external
4068 2000-07-30 Michael Hayes <mhayes@cygnus.com>
4069 Richard Henderson <rth@cygnus.com>
4071 * Makefile.in (OBJS): Add doloop.o.
4072 * doloop.c: New file.
4074 * final.c (insn_current_reference_address): Return 0 before final.
4075 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
4076 * jump.c (any_uncondjump_p): Likewise.
4077 * loop.c (indirect_jump_in_function): Make static.
4078 (strength_reduce): Call doloop_optimize.
4079 (insert_bct, instrument_loop_bct): Remove.
4080 * loop.h (doloop_optimize): Prototype.
4081 * recog.c (split_all_insns): Split all INSN_P.
4082 * toplev.c (flag_branch_on_count_reg): Default on.
4084 * config/c4x/c4x.c (c4x_optimization_options): Don't set
4085 flag_branch_on_count_reg.
4086 * config/i386/i386.c (override_options): Likewise.
4087 * config/rs6000/rs6000.c (optimization_options): Likewise.
4089 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
4091 (dbra_ge): Remove, as well as all it's splitters.
4093 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
4096 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
4097 (ia64_register_move_cost): Declare.
4098 * config/ia64/ia64.c (ar_lc_reg_operand): New.
4099 (struct ia64_frame_info): Add ar_size.
4100 (ia64_compute_frame_size): Set it.
4101 (save_restore_insns): Save and restore ar.lc.
4102 (ia64_register_move_cost): New, moved from header file. Handle
4103 application registers.
4104 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
4105 (emit_insn_group_barriers): Special case doloop_end_internal.
4106 (ia64_epilogue_uses): Mark ar.lc live at end.
4107 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
4108 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
4109 (FIRST_PSEUDO_REGISTER): Make room.
4110 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
4111 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
4112 (REG_ALLOC_ORDER): Update.
4113 (HARD_REGNO_MODE_OK): Update.
4114 (REGISTER_NAMES): Update.
4115 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
4116 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4117 (REGNO_REG_CLASS): Update.
4118 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
4119 (REGISTER_MOVE_COST): Move out of line.
4120 (PREDICATE_CODES): Update.
4121 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
4122 (addsi3_plus1_alt, adddi3_plus1_alt): New.
4123 (shladd_elim splitter): Allow constants in the predicate.
4124 (doloop_end, doloop_end_internal): New.
4126 2000-07-30 Richard Henderson <rth@cygnus.com>
4128 * genattrtab.c (struct insn_def): Add lineno member.
4129 (struct insn_ent): Likewise.
4130 (struct attr_desc): Likewise.
4131 (struct delay_desc): Likewise.
4132 (struct function_unit_op): Likewise.
4133 (struct function_unit): Likewise.
4134 (check_attr_value): Use message_with_line.
4135 (check_defs): Likewise.
4136 (expand_units): Likewise.
4137 (check_attr_test): Take a lineno argument.
4138 (gen_attr): Likewise.
4139 (gen_insn): Likewise.
4140 (gen_delay): Likewise.
4141 (gen_unit): Likewise.
4142 (main): Give it to them.
4143 (convert_set_attr_alternative): Take an insn_def argument
4144 instead of num_alt and insn_index.
4145 (convert_set_attr): Likewise.
4146 (write_test_expr): Protect INSN_ADDRESSES load
4147 with INSN_ADDRESSES_SET_P.
4149 2000-07-30 Richard Henderson <rth@cygnus.com>
4151 * flow.c (init_propagate_block_info): Use pc_set.
4153 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
4155 * i386.md (*lea_general_[123]) New insns and splits.
4156 (addsi3 to lea splitter): Handle other modes too.
4157 (shlsi3 to lea splitter): Likewise.
4158 (addhi_1_lea, shlhi_1_lea): New patterns.
4159 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
4161 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
4163 * recog.c (general_operand, nonimmediate_operand): Accept
4164 any mode for VOIDmode CONSTANT_P operands.
4166 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
4168 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
4169 instead of replace_rtx.
4170 * recog.c (validate_replace_rtx_subexp): New function.
4171 * recog.h (validate_replace_rtx_subexp): Declare.
4173 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
4175 * combine.c (simplify_set, make_extraction, make_compound_operation
4176 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
4177 as force_to_mode argument.
4179 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
4181 * combine.c (if_then_else_cond): Be sure that mode fits in
4184 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
4186 * combine.c (record_promoted_value): Allow bitsize of mode
4187 to be equivalent to HOST_BITS_PER_WISE_INT.
4189 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
4191 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
4192 Do not call gen_mode_alignment when mode is BLKmode.
4194 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
4196 * loop.c (express_from_1): Fix call of simplify_gen_binary.
4198 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
4200 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
4201 VOIDmode implies both operands to be VOIDmode.
4202 (simplify_ternary_operation): Compute properly the mode of comparison.
4203 * combine.c (combine_simplify_rtx): Likewise.
4205 2000-07-25 Michael Hayes <mph@paradise.net.nz>
4207 * basic-block.h (struct loops): New field rc_order.
4208 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
4209 (flow_loops_free): Free rc_order.
4210 (flow_depth_first_order_compute): New parameter rc_order.
4211 (flow_loops_find): Allocate rc_order and swap usage with
4214 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4215 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4217 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
4218 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
4219 (nodb_call, return_from_epilogue): Likewise.
4220 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
4221 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
4222 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
4223 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
4224 (c4x_valid_type_attribute_p): Likewise.
4225 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
4226 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
4228 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4230 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
4231 and loadhi_big_constant if applicable.
4232 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
4233 and add new splitter.s
4235 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4237 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
4239 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4241 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
4243 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4245 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
4247 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4249 * config/c4x/libgcc.S (divqf3): Improve accuracy.
4251 2000-07-27 Mark Mitchell <mark@codesourcery.com>
4253 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
4254 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
4255 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
4256 (get_prev_bb_note): Likewise.
4257 (remove_scope_notes): Likewise.
4258 * flow.c (commit_one_edge_insertion): Likewise.
4259 (merge_blocks_nomove): Likewise.
4260 (verify_flow_info): Likewise.
4261 * gcse.c (insert_insn_end_bb): Likewise.
4262 * reg-stack.c (emit_swap_insn): Likewise.
4263 * ssa.c (first_insn_after_basic_block_note): New function.
4264 (insert_phi_node): Use it.
4265 (rename_block): Likewise.
4266 (eliminate_phi): Likewise.
4267 (make_regs_equivalent_over_bad_edges): Likewise.
4268 (make_equivalent_phi_alternatives_equivalent): Likewise.
4269 (for_each_successor_phi): Likewise.
4270 (convert_from_ssa): Modify phi-node deletion algorithm.
4272 2000-07-29 Andreas Jaeger <aj@suse.de>
4274 * configure.in (mips*-*-linux*): Use mips*el to check for little
4275 endian MIPS, add tmake_file.
4277 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
4278 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
4279 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
4281 2000-07-28 Richard Henderson <rth@cygnus.com>
4283 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
4284 Sign extend mode size before negating.
4286 2000-07-28 Richard Henderson <rth@cygnus.com>
4288 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
4290 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
4292 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
4293 (cse_insn): Likewise.
4294 (addr_affects_sp_p): Likewise.
4295 * expr.c (move_by_pieces): Likewise.
4296 (clear_by_pieces): Likewise.
4297 * gcse.c (oprs_unchanged_p): Likewise.
4298 * haifa-sched.c (sched_analyze_2): Likewise.
4299 * recog.c (offsettable_address_p): Likewise.
4300 * regclass.c (record_address_regs): Likewise.
4301 * reload.c (find_reusable_reload): Likewise.
4302 (push_reload): Likewise.
4303 (operands_match_p): Likewise.
4304 (decompose): Likewise.
4305 (find_reloads_address_1): Likewise.
4306 (find_inc_amount): Likewise.
4307 * reload1.c (elimination_effects): Likewise.
4308 * resource.c (mark_set_resources): Likewise.
4309 * flow.c (attempt_auto_inc): New function; mostly broken out
4311 (find_auto_inc): Split into two functions and enhanced to
4312 generate POST_MODIFY.
4313 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
4314 * rtl.h (count_all_occurrences): Declare.
4315 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
4317 * rtlanal.c (count_all_occurrences): New function.
4318 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
4319 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
4321 * config/ia64/ia64-protos.h (destination_operand): Declare.
4322 * config/ia64/ia64.c (destination_operand): New function.
4323 (ia64_print_operand): Handle POST_MODIFY.
4324 (rtx_needs_barrier): Likewise.
4325 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
4326 (HAVE_POST_MODIFY_REG): Define to 1.
4327 (MAX_REGS_PER_ADDRESS): Change to 2.
4328 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
4329 (LEGITIMATE_ADDRESS_REG): New helper macro.
4330 (LEGITIMATE_ADDRESS_DISP): Likewise.
4331 (PREDICATE_CODES): Add entry for destination_operand.
4332 * config/ia64/ia64.md (all mov patterns): Use destination_operand
4333 predicate for operand 0.
4335 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4337 * dwarf2out.c: Indent #error directive.
4339 * gbl-ctors.h: Fix typo in comment.
4340 (__do_global_ctors): Prototype.
4342 * gcse.c (record_one_set, pre_delete): Remove unused variables.
4344 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
4345 (print_operand): Initialize variable `t'.
4347 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
4349 * config/arm/arm.md ("call_value"): removed constraints.
4350 Constraints are ignored in expanders.
4351 (*call_value_reg): split =rf into various constraints.
4352 (*call_value_mem): same
4353 (*call_value_symbol): same
4354 (*sibcall_value_insn): same
4356 2000-07-28 Philipp Thomas <pthomas@suse.de>
4358 * install.texi (--enable-nls): Change the description of the NLS
4359 related configure options to match the current state.
4360 (--with-included-gettext): Likewise.
4361 (--enable-maintainer-mode): New description added.
4362 * extend.texi (-fstrict-prototype): Add missing '.'.
4364 2000-07-27 Jim Wilson <wilson@cygnus.com>
4366 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
4367 DECL_INITIAL (decl) == NULL_TREE.
4369 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
4371 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
4372 on insn-attr.h with it.
4373 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
4374 * insn-addr.h: New header.
4375 (insn_addresses_): Renamed from insn_addresses.
4376 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
4377 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
4378 INSN_ADDRESSES_NEW): New macros.
4379 * genattrtab.c (write_test_expr): Use new macros.
4380 * final.c (insn_addresses, init_insn_lengths): Likewise.
4381 (align_fuzz, shorten_branches): Likewise.
4382 (final): Likewise. Do not reject new insns if their addresses
4383 have been added to INSN_ADDRESSES.
4384 * config/arm/arm.c, config/avr/avr.c: Use new macros.
4385 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
4386 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
4387 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
4388 * config/sh/sh.c: Likewise.
4389 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
4391 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
4393 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
4395 * gcc.c (struct prefix_list): Add member priority.
4396 (enum path_prefix_priority): Declare.
4397 (add_prefix): Replace ``first'' with ``priority''. Append new
4398 entry but keep list in priority order.
4399 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
4400 PREFIX_PRIORITY_LAST to add_prefix.
4401 (process_command): Move include kludge - foo/stageN - to before
4404 2000-07-27 Jason Merrill <jason@redhat.com>
4406 * dwarf2out.c (gen_typedef_die): Abort if we get identical
4407 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
4409 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
4411 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
4412 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
4414 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
4416 * c-decl.c (finish_function): Don't treat 'main' specially unless
4417 flag_hosted. In C99 mode, return 0 from 'main' unless
4418 DEFAULT_MAIN_RETURN is otherwise defined.
4420 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
4421 parameters defaulting to int in an old-style function definition.
4423 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4425 * c-parse.in (string): For -Wtraditional, warn about string
4426 concatenation only once per line.
4428 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
4430 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
4431 for HI-UX/WE2 systems.
4433 2000-07-24 Bruce Korb <bkorb@gnu.org>
4435 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
4436 defining the __xxx_TYPE__ macros.
4437 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
4438 * fixincl/fixlib.h: don't need to include "tm.h" anymore
4439 * fixincl/inclhack.def(type_map): now obsolete
4441 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
4443 * cpp.texi: Append a trailing full-stop to xrefs where needed.
4445 2000-07-26 Dave Pitts <dpitts@cozx.com>
4447 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
4449 (mvs_hash_alias): New function.
4450 (mvs_add_alias): Change argument spacing.
4451 (mvs_need_alias): Change aliasing criteria. Added documentation.
4452 (mvs_get_alias): Change to use hashed name. The hashed name prevents
4453 CSECT name collisions.
4454 (mvs_check_alias): Likewise.
4455 (handle_pragma): Change documentation.
4456 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
4457 mode from SImode to DImode.
4458 (iorhi3): Changed LTORG size for insn.
4460 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4462 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4463 mem if the address is a mode_dependent_address_p.
4465 2000-07-26 Kazu Hirata <kazu@hxi.com>
4467 * h8300.c (print_operand): Print ":8" when the 'R' operand is
4468 suitable for 8-bit absolute.
4469 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
4470 (OK_FOR_U): Add a case for the 8-bit constant address on the
4473 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
4475 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
4476 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
4477 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
4478 lack of implemented alignment.
4480 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
4482 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
4483 cross-compiling between 64-bit and 32-bit machines.
4485 2000-07-27 Richard Henderson <rth@cygnus.com>
4487 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
4488 (movhicc_astep, movhi_internal_astep): New.
4489 (movsicc_astep, movsi_internal_astep): New.
4490 (movdicc_astep, movdi_internal_astep): New.
4491 (movsfcc_astep, movsf_internal_astep): New.
4492 (movdfcc_astep, movdf_internal_astep): New.
4493 (movxfcc_astep, movxf_internal_astep): New.
4494 (cmovdi_internal_astep, cmovsi_internal_astep): New.
4495 Unify the cmov[ds]i splitters.
4497 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
4499 * real.c (asctoeg): Rename `error' label to unexpected_char_error
4501 2000-07-26 Nick Clifton <nickc@cygnus.com>
4503 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
4504 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
4506 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
4507 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
4509 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
4511 * c-decl.c (finish_enum): Convert enumerations that fit in an
4513 (build_enumerator): In pedantic mode, cast to `int' those that
4516 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
4518 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
4520 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4522 * sh.md (cmpgtdi_t): Must be split.
4523 (cmpgtdi_t+1): New splitter.
4525 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
4527 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
4528 warnings for indented directives even if we are skipping.
4530 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
4532 * invoke.texi (strict-prototypes): Remove.
4533 * extend.texi (Deprecated Features): Add strict-prototypes.
4534 (Backwards Compatibility): New node.
4536 2000-07-25 Jakub Jelinek <jakub@redhat.com>
4538 * config/i386/i386.md (andsi_1+1): Allow HImode.
4539 (andsi_1+2): Require q_regs_operand.
4541 2000-07-25 Jakub Jelinek <jakub@redhat.com>
4543 * config/i386/i386.md (call_pop): Check operands[0],
4544 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
4546 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
4547 (call_value): Likewise.
4549 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
4551 * toplev.c (pipe_closed): Delete.
4552 (crash_signal): New. Generate ICE for a fatal signal.
4553 (float_signal): Call crash_signal outside a float-handler
4555 (main): Install crash_signal as handler for core-dumping signals.
4557 2000-07-25 David Edelsohn <edelsohn@gnu.org>
4559 * rs6000.c (print_operand, case 'T'): New case.
4561 * rs6000.md (call_indirect_aix32): Convert to expander of
4562 scheduled instructions.
4563 (call_indirect_aix64): Likewise.
4564 (call_value_indirect_aix{32,64}): Likewise.
4565 (call, call_value): Invoke expanders for AIX. Fall through to
4567 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
4568 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
4569 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
4570 only "g" constraint.
4571 (call_nonlocal_aix64): Likewise.
4572 (call_value_nonlocal_aix{32,64}): Likewise.
4573 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
4575 (call_value_nonlocal_sysv): New pattern.
4576 (indirect_jump{si,di}): Use new 'T' modifier.
4577 (tablejump{si,di} matchers): Likewise.
4578 (return_internal_{si,di}): Likewise.
4579 (return_eh_{si,di}): Likewise.
4581 2000-07-24 Richard Henderson <rth@cygnus.com>
4583 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
4584 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
4585 * config/ia64/ia64.md (movdi_internal): Use it.
4587 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
4589 * cppexp.c: Warn about unary + if -Wtraditional.
4590 * cpplex.c (lex_line): Always set BOL on the first token of a line.
4592 2000-07-24 Michael Meissner <meissner@redhat.com>
4594 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
4597 2000-07-24 Nick Clifton <nickc@cygnus.com>
4599 * config/arm/arm.c (emit_multi_reg_push): Generate a
4600 REG_FRAME_RELEATED_NOTE that is compatable with the code in
4601 dwarf2out_debug_frame_expr.
4603 2000-07-24 Jason Merrill <jason@redhat.com>
4605 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
4606 UNALIGNED_INT_ASM_OP.
4607 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
4608 a location expression.
4609 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
4610 assume indirect access if we're saving the CFA address exactly.
4612 * Makefile.in (bootstrap): Move -BstageN/ to the end.
4614 2000-07-24 Jakub Jelinek <jakub@redhat.com>
4616 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
4619 2000-07-24 Michael Meissner <meissner@redhat.com>
4621 * invoke.texi (D30V Options): Add d30v options.
4623 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
4625 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
4626 needed by our gcse pass anymore.
4627 (free_pre_mem): Corresponding changes.
4628 (compute_pre_data): Do not call compute_transpout anymore.
4630 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
4631 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
4634 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
4635 (compute_pre_data): Do it here instead.
4637 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
4639 (pre_delete): Corresponding changes.
4641 2000-07-23 Mark Mitchell <mark@codesourcery.com>
4643 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
4644 to figure out whether or not a variable has already been emitted.
4646 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
4648 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
4649 instead of gen_call.
4651 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
4653 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
4655 2000-07-23 Kazu Hirata <kazu@hxi.com>
4657 * h8300.c: Fix formatting.
4659 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
4661 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
4662 for `long' switch expression into a plain warning.
4664 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
4665 (yylex): Don't pedwarn for "inline" in C99 mode.
4667 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
4669 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
4670 ggc_alloc): Likewise.
4671 * bb-reorder.c (dump_scope_forest_1): Likewise.
4673 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
4675 * reload.c (find_reloads_toplev): Add new parameter
4677 (find_reloads): Add new parameter to find_reloads_toplev calls.
4679 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
4681 * collect2.c (main): Typo fixed.
4682 * diagnostic.c: Typo fixed.
4683 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
4684 * eh-common.h: Typo fixed.
4685 * emit-rtl.c (start_sequence): Typo fixed.
4686 * flow.c (find_label_refs): Typo fixed.
4687 (calculate_global_regs_live): Typo fixed.
4688 (mark_regno_cond_dead): Typo fixed.
4689 (create_edge_list): Typos fixed.
4690 (verify_edge_list): Typo fixed.
4691 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
4692 * loop.c (strength_reduce): Typo in function name fixed.
4693 * rtl.h: Added comments. Typo in function name fixed.
4694 * rtlanal.c: Typo in function name fixed.
4695 (insn_dependant_p): Rename to ...
4696 (insn_dependent_p): ... this.
4697 (computed_jumo_p): Typo fixed.
4699 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4701 * system.h (__FUNCTION__): Wrap definition in #ifndef.
4703 2000-07-21 David Edelsohn <edelsohn@gnu.org>
4705 * rs6000.h (SIZE_TYPE): Define.
4707 2000-07-21 Mark Mitchell <mark@codesourcery.com>
4709 * ssa.c (rename_insn_1): Don't rename registers that are
4712 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
4714 * diagnostic.c (trim_filename, fancy_abort): Moved here from
4716 (fatal_function, set_fatal_function): Removed.
4717 (fatal): Don't prepare for or call the fatal_function.
4718 (diagnostic_lock, error_recursion): New.
4719 (diagnostic_for_decl, report_diagnostic): Guard against
4720 re-entering the error reporting routines.
4721 (fancy_abort): Assume function is not NULL.
4723 * errors.c (fancy_abort): New. Assume function is not NULL.
4724 * tradcpp.c (fancy_abort): Assume function is not NULL.
4726 * system.h: Provide default definition of __FUNCTION__.
4727 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
4728 Always use __FUNCTION__ in definition of abort.
4730 * varray.h: Likewise.
4731 * toplev.h: Likewise. Don't prototype set_fatal_function.
4733 2000-07-20 Geoff Keating <geoffk@cygnus.com>
4735 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
4737 * glimits.h: Don't do #if defined for ARCH_PPC.
4739 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
4740 constants of size no larger than a pointer should go in the TOC.
4741 Add 'MODE' parameter.
4742 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
4743 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
4744 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
4745 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
4746 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
4747 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
4748 (rs6000_legitimize_address): Likewise.
4749 (rs6000_emit_move): Likewise.
4750 (rs6000_select_rtx_section): Likewise.
4751 (output_toc): Deal properly with outputting small constants like
4752 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
4753 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
4754 MODE parameter. Put small constants in the TOC.
4756 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
4758 (rs6000_emit_move): When reload calls us with an illegitimate
4759 address, exit early. Move the change_address calls to one place
4760 at the end of the routine. Merge the SImode and DImode expanders.
4761 When called by reload to put an integer into a FP register, force
4764 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
4766 (rs6000_hash_constant): Hash mode too.
4767 (toc_hash_function): Allow for key_mode.
4768 (toc_hash_eq): Structures are different if key_mode differs.
4769 (output_toc): Add 'mode' parameter. Save key_mode.
4770 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
4771 Pass 'mode' parameter.
4772 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
4774 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
4775 for vtable references.
4777 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
4778 choice, don't put integer values in FP regs.
4780 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
4782 * flow.c (verify_flow_info): Revamp code to verify that the
4783 head and end of each basic block are in the insn chain.
4785 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
4787 * gcse.c (record_one_set): Prepend instead of append onto
4788 reg_set_table, making it O(n) instead O(n^2).
4789 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
4790 Use a queue instead of a stack as worklist.
4792 2000-07-20 Kazu Hirata <kazu@hxi.com>
4794 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
4795 * h8300.h (OK_FOR_T): New.
4796 (EXTRA_CONSTRAINT): Support OK_FOR_T.
4797 * h8300.md: Use inc/dec.[wl] for increment/decrement
4798 by 1 and 2 in HI and SI modes.
4800 2000-07-20 Jim Wilson <wilson@cygnus.com>
4802 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
4803 larger than 14 bits.
4805 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
4807 * cppmacro.c (CAN_PASTE_AFTER): New macro.
4808 (count_params): Don't set GNU_REST_ARGS on anything.
4809 (save_expansion): Set PASTE_LEFT only on tokens for which
4810 CAN_PASTE_AFTER is true, or which are named operators.
4812 * cpplex.c (parse_args): Distinguish between a rest argument
4813 given one empty argument, and a rest argument given zero arguments.
4814 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
4815 deletion of previous token based on that.
4816 (get_raw_token): Flatten some control structure.
4818 * cpplib.h (CPP_LAST_EQ): Correct.
4819 (VOID_REST): New token flag.
4820 (GNU_REST_ARGS): Delete.
4822 * tradcpp.c (main): Don't munge -D options.
4823 (make_definition): Bring -D handling in line with cpplib.
4824 (do_define): Strip all leading whitespace from macro definitions.
4826 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
4828 * Makefile.in (tradcpp): Depend on intl.o and version.o.
4830 2000-07-20 Bruce Korb <bkorb@gnu.org>
4832 * fixincl/check.tpl: strip the platform specific types before testing
4833 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
4834 * fixincl/fixincl.tpl: use platform specific types
4835 * fixincl/fixlib.h: include the platform specific types
4836 * fixincl/inclhack.def(gnu_types): don't supply the types
4837 * fixincl/fixincl.x: regen
4839 2000-07-19 Jim Wilson <wilson@cygnus.com>
4841 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
4844 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
4846 * tradcpp.c (rescan): Do not recognize directives when the #
4849 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
4851 Implement C++ named operators.
4853 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
4854 of operators allowed in #if and having an _EQ variant. Add
4855 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
4856 (cpp_token flags): Add NAMED_OP.
4857 (enum node_type): Add T_OPERATOR.
4858 (struct cpp_hashnode): Add code slot to value union.
4859 * cpphash.h (spec_nodes): Remove n_defined.
4861 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
4862 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
4863 (is_macro_disabled): Tweak error messages.
4865 * cpplib.c (get_define_node): Disallow all named operators as
4866 macro names. Tweak error messages.
4867 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
4869 * cppinit.c (builtin_array): Add entries for the named operators.
4870 * cppexp.c (lex): Check for CPP_DEFINED token.
4871 (priority table): Add entries for CPP_MIN and CPP_MAX.
4872 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
4874 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
4876 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
4877 larger than the array of cuids.
4878 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
4881 2000-07-19 Bruce Korb <bkorb@gnu.org>
4883 * fixinc/fixincl.c: Convert to using a table of environment variables
4884 and activate the auto-edit marker on the fixed output files.
4885 * fixinc/fixlib.h: Define the environment table
4886 * fixinc/fixincl.sh: export the ${INPUT} dir
4887 * fixinc/check.tpl: likewise
4889 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
4891 * gcc.c (.h spec): Fix typo.
4893 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
4895 * Makefile.in: Fix tradcif.c path.
4897 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
4899 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
4902 * cpphash.h (TOKEN_NAME): New macro.
4903 (_cpp_spell_operator): Deleted.
4904 (token_spellings): Now _cpp_token_spellings.
4906 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
4907 * cpplex.c: Use OP and TK macros when expanding the
4908 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
4909 store the stringification of the enumeration name (CPP_CHAR,
4910 etc.) in the name slot of token_spellings.
4911 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
4912 token_spellings directly.
4913 * cpplib.c: Use TOKEN_SPELL.
4915 * cpplex.c (_cpp_push_token): If the token being pushed back
4916 is the previous token in this context, just subtract one from
4918 * cppmacro.c (save_expansion): Clear aux field when storing a
4921 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4923 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
4924 buffer, provided it is not NULL.
4926 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
4928 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
4929 case of invalid volatile re-declaration.
4931 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4933 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
4934 (expand_call): Adjust caller.
4936 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
4938 * diagnostic.h (report_diagnostic): Change prototype.
4940 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
4941 diagnostic_for_decl): Change prototype.
4942 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
4943 error, warning, error_with_file_and_line,
4944 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
4945 Adjust call to report_diagnostic, diagnostic_for_decl.
4946 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
4947 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
4949 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
4950 varaible argument list.
4952 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4954 * cpphash.c: Don't include hashtab.h. Most macro-handling code
4955 moved to cppmacro.c.
4956 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
4957 dump_hash_helper): Delete.
4958 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
4959 cpp_forall_identifiers): New. Implement specialized version of
4960 Vlad's expandable hash table.
4961 (cpp_lookup): Use new functions.
4962 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
4964 * cppmacro.c: New file.
4965 * cppinit.c (dump_macros_helper): New.
4966 (cpp_finish): Iterate over the identifier table directly.
4967 * cpplex.c (parse_name): Calculate the hash of the identifier
4968 while we scan it. Use _cpp_lookup_with_hash when we can.
4970 * cpphash.h: Update prototypes.
4971 (xcnewvec, HASHSTEP): New helper macros.
4972 * cpplib.h: Update prototypes.
4973 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
4974 (cppmacro.o): New rule.
4975 (cpphash.o): Update deps.
4977 * cppmain.c: Do not set pfile->printer if no_output is on.
4979 2000-07-15 Neil Booth <neilb@earthling.net>
4981 * cpplib.c: Change all directive-handler functions to return
4983 * cpphash.h: Update typedefs.
4985 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4987 * configure: Regenerate.
4989 * extend.texi (Extended Asm): Mention that a memory clobber
4990 does not count as a side-effect.
4992 * unroll.c (copy_loop_body): Fix one instance of using host
4993 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
4996 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
4998 2000-07-17 Richard Henderson <rth@cygnus.com>
5000 * config/ia64/ia64.md (movdi): Split out load address code.
5001 New post-reload splitter for symbolic operands.
5002 (movdi_internal): Abort if we didn't split symbolic operands
5003 when we should have.
5004 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
5005 (ia64_reorg): Split insns when not optimizing.
5006 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
5008 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
5010 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
5011 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
5013 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
5015 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
5017 2000-07-17 Jason Merrill <jason@redhat.com>
5019 * Makefile.in (clean): Remove libgcc directory.
5021 * configure.in (-Wno-long-long check): Use higher-level macros.
5023 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
5025 * simplify-rtx.c (simplify_binary_operation): Recognize
5026 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
5027 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
5028 a CONST_INT, it will always be zero.
5030 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
5032 * loop.c (check_dbra_loop) : Return if more than one condition is
5033 present to control the loop.
5035 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
5037 * mips.c (mips_expand_prologue): Don't calculate the last argument
5038 register unless we need it. When we are calculating this, make
5039 sure FUNCTION_ARG is giving us a REG.
5041 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5043 * flow.c (libcall_dead_p): Use single_set to verify the insn
5044 has only one set and get for analysis.
5045 (propagate_one_insn): Don't pass the PATTERN of the insn.
5047 2000-07-17 Mark Klein <mklein@dis.com>
5049 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
5051 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5053 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
5054 * configure.in (TARGET_GETGROUPS_T): Evaluate.
5055 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
5056 of second argument of getgroups.
5057 * configure, config.in: Rebuilt.
5059 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
5061 * simplify-rtx.c (simplify_relational_operation): Two signed
5062 values with equal high words are less/greater than each other if
5063 their low words are less/greater when considered as unsigned.
5065 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
5067 * configure.in (vax-*-openbsd): Change to new style configuration,
5068 add collect2/float_format information.
5069 * configure: Rebuilt.
5070 * config/vax/openbsd1.h: New.
5071 * config/vax/openbsd.h: New.
5072 * config/vax/t-openbsd: New.
5074 2000-07-17 Chip Salzenberg <chip@valinux.com>
5076 * c-common.c (shorten_compare): Quiet warnings about unsigned
5077 comparisons with zero when they occur in a system header.
5079 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
5081 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
5082 update to describe current practice.
5084 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
5086 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
5087 references to C9X. Change references to -fstd and -flang-isoc9x
5090 * c-common.c (scan_char_table): Allow "z" length modifiers on
5092 (check_format_info): Use TYPE_DOMAIN on the type matched against
5093 for "z" formats, to retrieve the language size_t rather than the
5096 * c-common.c (check_format_info): Do not make a pedantic objection
5097 to the 'L' length modifier if used with a floating point type
5100 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
5101 constants in C99 mode.
5103 2000-07-17 Kazu Hirata <kazu@hxi.com>
5105 * h8300.md: Fix the format of mac.
5106 (movsi_h8300hs): Output a tab after stmac instead of a space.
5108 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
5109 profitable adds/subs sequences.
5111 * fold-const.c: Fix comment typos.
5113 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
5115 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
5117 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5119 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
5121 2000-07-16 Neil Booth <NeilB@earthling.net>
5123 * cpplex.c: Update comments.
5124 * README.Portability: Small update.
5126 2000-07-16 Neil Booth <NeilB@earthling.net>
5128 * README.Portability: Small update.
5130 2000-07-15 Richard Henderson <rth@cygnus.com>
5132 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
5133 * config/ia64/ia64.c (ia64_move_ok): New function.
5134 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
5135 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
5137 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
5139 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
5140 immediately following a paste operator.
5141 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
5142 (cpp_reader_init): Call it, if HOST_EBCDIC.
5143 (cpp_handle_options): Do not sort option list here.
5144 (handle_option): Rename to cpp_handle_option and export.
5145 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
5146 _cpp_get_token directly.
5147 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
5148 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
5149 * cpplib.h: Prototype cpp_handle_option. Update prototype of
5152 2000-07-15 Richard Henderson <rth@cygnus.com>
5154 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
5155 cast around an expression. Tidy other unsigned tests.
5157 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
5159 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
5160 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
5161 (v_message_with_decl): Rename to ...
5162 (format_with_decl): ... this. Tweak
5163 (diagnostic_for_decl): New function.
5164 (fatal_io_error): Use verbatim in lieu of notice.
5165 (announce_function): Use verbatim.
5166 (default_print_error_function): Likewise.
5167 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
5170 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5172 * mips.c (function_arg_pass_by_reference): Don't do automatic
5173 aggregate initialization.
5174 (machine_dependent_reorg): Initialize variable `mode'.
5176 * mips.md (absdi2): Change variable `regno1' to unsigned int.
5177 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
5178 conflicts with sys/param.h macro of the same name.
5179 (reload_outdi): Likewise.
5181 2000-07-15 Michael Meissner <meissner@redhat.com>
5183 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
5184 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
5185 create a new node instead.
5187 2000-07-15 Neil Booth <NeilB@earthling.net>
5189 * README.Portability: Correct example about calling a function
5190 through a pointer to function. Format wide paragraphs.
5192 2000-07-15 Michael Meissner <meissner@redhat.com>
5194 * README.Portability: Update integer suffixes and function
5197 2000-07-15 Neil Booth <NeilB@earthling.net>
5199 * README.Portability: Small update.
5201 2000-07-15 Neil Booth <NeilB@earthling.net>
5203 * README.Portability: New file.
5205 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
5207 * INSTALL: Give special instructions for building GCC on Irix 6.
5208 * config/mips/x-iris6 (CC): Don't set it.
5211 2000-07-14 Jason Merrill <jason@redhat.com>
5213 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
5214 register in the stack and later in another register, use the new
5217 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
5219 * config/mips/mips.md: (absdi2): Handle sign_extend for
5222 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
5224 * cpplib.c (do_pragma_dependency): Tidy warning messages.
5226 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
5228 * .cvsignore: Correct typo.
5230 2000-07-13 Mark Mitchell <mark@codesourcery.com>
5232 * .cvsignore: Add generated YACC files.
5233 * objc/.cvsignore: New file.
5235 2000-07-14 Neil Booth <NeilB@earthling.net>
5237 * cpplex.c (adjust_column): New funcion.
5238 (skip_whitespace): Use it.
5239 (skip_block_comment): Use it, and warn about /*/* with
5242 2000-07-14 Neil Booth <NeilB@earthling.net>
5244 * cpphash.c (struct macro_info): Add new members.
5245 (_cpp_free_definition): Delete the macro directly.
5246 (count_params): Return void, with first token of
5247 expansion in struct macro_info on success.
5248 (parse_define): Return int. Hoist syntax checking from
5249 save_macro_expansion. Leave call to save_expansion to
5250 _cpp_create_definition.
5251 (alloc_macro): Needs just 2 arguments.
5252 (free_macro): Delete.
5253 (save_expansion): Don't perform syntax check.
5254 (_cpp_create_definition): Call save_expansion.
5256 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5258 * genrecog.c (write_header): Split long string.
5260 * cpphash.c (macro_info): Don't use the `signed' keyword.
5262 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
5264 2000-07-13 Jakub Jelinek <jakub@redhat.com>
5266 * calls.c (stored_args_map): New variable.
5267 (check_sibcall_argument_overlap_1): New.
5268 (check_sibcall_argument_overlap): New.
5269 (expand_call): Initialize stored_args_map.
5270 Call check_sibcall_argument_overlap.
5272 2000-07-13 Bruce Korb <bkorb@gnu.org>
5274 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
5275 (emit_gnu_type): utility procedure for gnu_type_fix
5276 (gnu_type_fix): implement various pre-processor guards around
5277 standard types so these types can be defined over and over
5278 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
5279 types alluded to above will have GNU-compliant base types
5280 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
5281 * fixinc/inclhack.def: add test_text entries and utilize the new
5282 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
5283 * fixinc/fixincl.x: regenerate
5285 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5287 * diagnostic.c (vline_wrapper_message_with_location,
5288 v_message_with_file_and_line, v_error_with_file_and_file,
5289 v_error_for_asm, v_warning_for_asm, vfatal,
5290 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
5291 vsorry, verror, vwarning, vpedwarn): Remove.
5292 (diagnostic_for_asm): New function.
5293 (pedwarn, error, warning, pedwarn_with_file_and_line,
5294 error_with_file_and_line, warning_with_file_and_line, sorry,
5295 error_for_asm, warning_for_asm, fatal): Reimplement.
5296 (finish_diagnostic): Clear diagnostic info as well.
5298 2000-07-13 Neil Booth <NeilB@earthling.net>
5300 * c-common.h (flag_digraphs): New.
5301 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
5302 * c-lex.c (yylex): Use flag_digraphs to decide whether to
5305 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
5307 * gcc.c (do_spec_1): Add new %B operator.
5308 (set_input): Prepare for %B.
5310 (link_command_spec): Move up with the other tm.h-
5311 overrideable specs. Factor out the portion conditional on
5312 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
5313 (struct compiler): Just have a single spec string. All users
5315 (default_compilers): Remove unnecessary braces.
5316 (static_specs): Update.
5318 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
5320 (C and assembly specs): Use the new named specs, as appropriate.
5322 * objc/lang-specs.h: Use the new named specs.
5323 Remove unnecessary braces.
5325 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
5327 * gcc.c (execute): If a subprocess gets a fatal signal, report
5328 strsignal() of the signal number, and ask for a bug report.
5329 Do not do this for SIGPIPE if there's already been an error.
5331 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
5334 * tradcif.c: Remove.
5336 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
5338 * final.c (profile_function): Do not emit profile counters in
5339 the data section, if NO_PROFILE_COUNTERS is defined.
5340 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
5343 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
5344 (FUNCTION_PROFILER): Just emit a call to mcount.
5346 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
5348 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
5350 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
5351 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
5352 traditional, lang_chill, or lang_fortran.
5354 * cppfiles.c: #undef strcmp to suppress warning about macros
5355 used without arguments.
5356 (_cpp_execute_include): Use f, not fname, in "No include path"
5358 (_cpp_pop_file_buffer): New function.
5359 * cpplib.c: Don't include <sys/mman.h>.
5360 (cpp_push_buffer): Set line_base and lineno in new buffer.
5361 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
5363 * cpplex.c: Move all prototypes and structure declarations to the
5364 top of the file. Properly parenthesise some macro arguments.
5365 (cpp_scan_line): New function.
5366 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
5367 don't need to walk up the stack counting.
5369 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5371 * c-common.c (combine_strings): Emit a pedantic warning when a
5372 string length is greater than the minimum ANSI C is required
5375 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
5377 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
5378 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
5380 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5382 * c-decl.c (define_label): Warn about identifier conflicts with
5383 labels in traditional C.
5385 * c-parse.in (unop +): Warn about the unary plus operator for
5388 * c-typeck.c (store_init_value): Warn about automatic aggregate
5389 initialization for traditional C.
5391 * invoke.texi (-Wtraditional): Document new warnings.
5393 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
5395 * Makefile.in (c-errors.o): Fix thinko in dependency.
5397 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
5399 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
5400 -traditional, -ftraditional, or -traditional-cpp was given.
5401 Do not pass -traditional to the preprocessor.
5402 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
5403 preprocessor does it automatically.
5404 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
5406 * ch/lang-specs.h: Always use tradcpp. Do not pass
5407 -traditional, -trigraphs, or -pedantic to the preprocessor.
5408 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
5411 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
5413 * cppexp.c (LOGICAL): Delete macro.
5414 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
5417 * cpphash.c (HASHSIZE): Increase to 4096.
5418 (struct hashdummy): Add hash field.
5419 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
5420 the string values using memcmp.
5421 (cpp_lookup): Set dummy.hash.
5423 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
5425 * configure.in (m88k-openbsd): Express configuration using new fragment
5427 * configure: Rebuilt.
5428 * m88k/aout-dbx.h: New.
5429 * m88k/openbsd.h: New.
5430 * m88k/xm-openbsd.h: New.
5432 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5434 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
5436 2000-07-12 Richard Henderson <rth@cygnus.com>
5438 * reload.c (push_secondary_reload): Make sure to add the new
5439 reload at the end, after acquiring secondary memory.
5441 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5443 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
5445 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
5446 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
5448 * c-parse.in (stmt): Delete unused variables.
5450 * convert.c (convert_to_vector): Likewise.
5452 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
5454 * tree.c (finish_vector_type): Prototype.
5456 2000-07-12 Bruce Korb <bkorb@gnu.org>
5458 * fixinc/fixfixes.c: use xmalloc
5459 * fixinc/fixincl.c(initialize): set program name for xmalloc
5460 * fixinc/fixlib.c(must_malloc): obsolete
5461 (is_cxx_header): no longer used - disabled
5462 (skip_quote): inserted and disabled for future use
5463 * fixinc/fixlib.h: reflects above
5464 * fixinc/fixtests.c: removed dinkleberries
5466 2000-07-12 Neil Booth <NeilB@earthling.net>
5468 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
5469 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
5471 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
5472 struct toklist_dummy): New.
5473 (cpp_free_definition): Free macros with free_macro.
5474 (count_params): Don't save paramter spellings. Save macro
5475 information in a struct macro_info.
5476 (parse_define): Don't allocate a token list.
5477 (save_expansion): Allocate the macro's token list, and
5478 save parameter spellings if necessary. Use TOKEN_SPELL.
5479 (cpp_create_definition): Make list const.
5481 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
5483 * c-typeck.c (pedwarn_c99): Move to
5484 * c-errors.c: ... Here.
5485 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
5486 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
5487 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
5488 (c-errors.o): List dependency.
5490 2000-07-12 Mark Mitchell <mark@codesourcery.com>
5492 * c-parse.c: Remove.
5493 * c-parse.h: Likewise.
5494 * c-parse.y: Likewise.
5495 * objc/objc-parse.c: Likewise.
5496 * objc/objc-pasre.y: Likewise.
5498 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
5500 * gcc.texi: Fix minor typos
5501 * extend.texi: Fix minor typos
5503 2000-07-11 Marc Espie <espie@openbsd.org>
5505 * collect2.c (main): Recognize .lo as object files.
5507 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5509 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
5512 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
5513 with MAP_ANONYMOUS and MAP_ANON.
5514 * configure, config.in: Rebuilt.
5516 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
5518 * diagnostic.c (save_output_state): Remove.
5519 (restore_output_state): Likewise.
5520 (clear_text_info): New function.
5521 (clear_diagnostic_info): Likewise.
5522 (output_text_length, is_starting_newline, output_prefix,
5523 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
5524 prefixing_policy, output_buffer_ptr_to_format_args): New macros
5525 (set_real_maximum_length, output_set_maximum_length,
5526 output_set_prefix, output_get_prefix, output_set_maximum_length,
5527 output_destroy_prefix, init_output_buffer,
5528 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
5529 output_add_newline, output_add_character, output_add_space,
5530 output_append_r, output_append, wrap_text, output_format,
5531 output_do_printf, output_printf, output_do_verbatim,
5532 output_verbatim, verbatim): Use them.
5533 (output_clear): Split into cleat_text_info and
5534 clear_diagnostic_info.
5535 (struct output_state): Move to...
5537 * diagnostic.h: ...Here
5538 (struct output_buffer): Adjust.
5540 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
5542 * cpplex.c (parse_name): No longer inline (premature optimization).
5543 (do_pop_context): Fold into pop_context.
5544 (pop_context): Returns int.
5545 (lex_next): Hoist test for end of directive into pop_context.
5546 (push_macro_context): Returns int; takes just reader and token.
5547 Hoist test for excessive nesting to caller.
5548 (push_arg_context): Returns void; takes just reader and token.
5549 Do not call stringify_arg or get_raw_token.
5550 (get_raw_token): Convert tail recursion through push_arg_context
5551 to a loop at this level. Call stringify_arg here if appropriate.
5552 (maybe_paste_with_next): Convert tail recursion to a while loop.
5553 Hoist test of paste_level to caller.
5555 (stringify_arg): Push arg context at beginning.
5556 (cpp_get_token): Split out core into _cpp_get_token. Call
5557 process_directive here. Throw away CPP_PLACEMARKER tokens.
5558 (_cpp_get_token): Convert tail recursion through
5559 push_macro_context to a loop at this level.
5560 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
5561 _cpp_get_raw_token): Use _cpp_get_token.
5562 (_cpp_skip_rest_of_line): Drop the context stack directly; do
5563 not call pop_context.
5564 (_cpp_run_directive): Call lex_next directly.
5566 * cpphash.h: Prototype _cpp_get_token.
5567 * cppexp.c (lex): Use it.
5568 * cpphash.c (parse_define): Use it.
5569 * cpplib.c (get_define_node, do_undef, parse_include,
5570 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
5571 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
5572 parse_ifdef, validate_else): Use it.
5573 (cpp_push_buffer): Tweak error message; abort if anyone tries
5574 to push a buffer while macro expansions are stacked.
5576 2000-07-11 Donn Terry <donnte@microsoft.com>
5578 * cpplex.c (free_macro_args, save_token): Cast arg of free
5579 and/or xrealloc to PTR.
5580 (_cpp_init_input_buffer): Clear all fields of the base context.
5582 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
5584 * gensupport.c (process_rtx): Make rtl checking stop
5585 complaining about the define_insn while it is being
5586 converted from a define_insn_and_split.
5588 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
5590 * config/mips/mips.c (simple_memory_operand): Access the
5591 INTVAL of the address, not it's containing MEM.
5593 2000-07-11 Bruce Korb <bkorb@gnu.org>
5595 * fixinc/fixtests.c(double_slash): obsolete
5596 (else_endif_label): likewise
5597 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
5598 (libc1_ifdefd_memx): correct initial comment
5599 and omit the #if/#endif pair from the memxxx declarations
5600 * fixinc/fixincl.x: regen
5602 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5604 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
5606 2000-07-11 Neil Booth <NeilB@earthling.net>
5610 2000-07-11 Neil Booth <NeilB@earthling.net>
5612 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
5613 (handle_option): Set digraphs according to standard.
5614 Merge OPT_lang_c89 handler with OPT_std_c89.
5616 * cpplex.c: (lex_line, can_paste): Honour digraphs in
5617 accordance with the digraphs flag.
5619 * cpplib.h: (struct cpp_options): New option digraphs.
5621 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
5622 Bruce Korb <bkorb@gnu.org>
5624 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
5625 * fixinc/fixincl.x: Regenerate.
5626 * fixinc/tests/base/testing.h: Add testcase.
5628 2000-07-10 Richard Henderson <rth@cygnus.com>
5630 * config/ia64/ia64.c (got_symbolic_operand): New.
5631 (symbolic_operand, move_operand): Revert 0701 change.
5632 * config/ia64/ia64.h (PREDICATE_CODES): Update.
5633 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
5634 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
5635 split the offset into a 14-bit low part instead of a 13-bit low part.
5636 (load_fptr): Mark the mem as unchanging.
5637 (load_symptr): Use got_symbolic_operand.
5639 2000-07-10 Nick Clifton <nickc@cygnus.com>
5641 * libgcc2.c (next_stack_level): Cast result of computation to
5642 (void **) so that the assignment does not generate a warning.
5644 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
5646 * flags.h : Add new variable flag_single_precision_constant.
5647 * toplev.c (display_help) : Add -fsingle-precision-constant option.
5648 (flag_single_precision_constant): New.
5649 * c-lex.c (yylex): Convert floating point constant to single
5651 * invoke.texi : Add documentation for this new option.
5653 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
5655 * diagnostic.c (output_octal): Second parameter is unsigned.
5656 (output_long_octal): Likewise.
5657 (output_hexadecimal): Likewise.
5658 (output_long_hexadecimal): Likewise.
5659 (output_format): Adjust arguments extraction. Tweak.
5660 (output_verbatim, verbatim): End variable argument list.
5661 (report_diagnostic): Improve documentation.
5663 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
5665 * c-common.h (build_stmt): Declare.
5666 (build_continue_stmt): Likewise.
5667 (build_break_stmt): Likewise.
5668 (build_return_stmt): Likewise.
5670 * c-decl.c (do_case): Rewrite to do what previously done in
5673 * c-semantics.c (build_stmt): Define.
5674 (build_return_stmt): Likewise.
5675 (build_break_stmt): Likewise.
5676 (build_continue_stmt): Likewise.
5677 (build_case_label): Likewise.
5679 * c-parse.in (BREAK): Change to build tree, then generate RTL.
5680 (CONTINUE): Likewise.
5683 (DEFAULT): Likewise.
5685 * c-parse.y: Regenerate.
5686 * c-pasre.c: Likewise.
5688 2000-07-09 Jason Merrill <jason@redhat.com>
5690 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
5692 * tree.h (STRIP_NOPS): Check for error_mark_node.
5693 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
5694 (dwarf2out_*): Remove duplicate declarations.
5696 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
5697 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
5699 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
5701 * diagnostic.c (wrap_text): New function.
5702 (maybe_wrap_text): Likewise.
5703 (output_add_string): Use it.
5704 (output_format): Likewise.
5705 (count_error): Use verbatim instead of notice.
5706 (report_error_function): Likewise. Don't use plain fprintf.
5707 (finish_diagnostic): New function.
5708 (output_do_verbatim): Tweak. Commonalize functionalities in
5709 output_verbatim and verbatim.
5710 (output_verbatim): Adjust.
5711 (verbatim): Likewise.
5712 (report_diagnostic): Define.
5714 * diagnostic.h (report_diagnostic): Prototype.
5716 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
5718 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
5720 2000-07-09 Neil Booth <NeilB@earthling.net>
5722 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
5723 IShspace, ISspace: Update.
5725 * cppinit.c: ISTABLE: Update.
5728 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
5729 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
5730 (skip_block_comment, skip_line_comment, parse_string,
5731 lex_line): Use is_vspace rather than IS_NEWLINE.
5732 (skip_whitespace, lex_line): Clean up to use is_nvspace.
5733 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
5735 (lex_next): Unconditionally stop if within a directive.
5736 Treat directives within macro invocations as directives
5737 (after parse_args emits error), not as the argument.
5739 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
5741 * diagnostic.c (diagnostic_args): New macro.
5742 (diagnostic_msg): Likewise.
5743 (output_formatted_integer): Likewise.
5744 (output_state): New data type.
5745 (digit_buffer): Make global.
5746 (output_add_integer): Rename to output_decimal. Squeeze
5748 (output_long_decimal, output_unsigned_decimal,
5749 output_long_unsigned_decimal, output_octal, output_long_octal,
5750 output_hexadecimal, output_long_hexadecimal): New functions.
5751 (output_append_r): New function.
5752 (output_append): Tweak.
5753 (output_flush_on): Rename to output_to_stream.
5754 (output_format): Change prototype. Improve documentation. Handle
5755 more format specifiers.
5756 (build_location_prefix): Rename to context_as_prefix.
5757 (output_notice): Rename to output_do_printf.
5758 (output_printf): Tweak.
5759 (line_wrapper_printf): Likewise.
5760 (vline_wrapper_message_with_location): Adjust call to renamed
5762 (v_message_with_decl): Likewise.
5763 (default_print_error_function): Likewise.
5764 (save_output_state): New function.
5765 (restore_output_state): Likewise.
5766 (output_do_verbatim): Likewise.
5767 (output_verbatim): Define.
5768 (verbatim): Likewise.
5770 * diagnostic.h (printer_fn): Change return type from void to int.
5771 Improve documentation.
5772 (output_add_integer): Rename to output_decimal.
5773 (output_flush_on, output_format): Don't export.
5774 (output_verbatim, verbatim): Declare.
5776 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
5778 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
5779 Check whether c divides op1 exactly if operation is not
5782 2000-07-08 Richard Henderson <rth@cygnus.com>
5784 * final.c (final): Do not abort when reg-stack introduces
5787 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
5789 * cpplib.h (struct cpp_name): Now struct cpp_string.
5790 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
5791 CPP_HEADER_NAME): Change to type S.
5792 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
5793 field, a cpp_hashnode *. All references to val.name updated
5794 to use val.str or val.node as appropriate.
5795 (struct cpp_reader): Add spec_nodes field.
5796 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
5798 * cpphash.h (struct spec_nodes): New.
5799 (enum spell_type): Reorder. Only SPELL_STRING tokens use
5800 val.str. All references to 'spelling > SPELL_NONE' updated to
5803 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
5804 pfile->buffer->inc are not NULL before dereferencing them.
5806 * cpplex.c (parse_name): Take a pointer to the current token,
5807 plus current position and limit as args; return the new
5808 position; don't copy the text of a name into the string
5809 buffer, instead call cpp_lookup and store the node pointer.
5810 If extending a token, copy out the text of the old into a
5811 scratch buffer, append the new, look that up and store the new
5812 node pointer. Inline.
5813 (maybe_paste_with_next): If the result of paste is a NAME,
5814 then look up the pasted text and store its node pointer.
5815 (lex_line): Adjust for new parse_name interface.
5816 Check for L"str", L'str' using spec_nodes->n_L.
5817 (spell_token): SPELL_IDENT tokens have their spelling in
5818 val.node->name. Handle SPELL_STRING tokens that don't have
5820 (_cpp_expand_name_space,
5821 (can_paste): Check for L ## "str" using spec_nodes->n_L.
5822 (cpp_get_token, special_symbol): No need to call cpp_lookup.
5823 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
5824 return 1=equal 0=not, not a tristate.
5826 * cpphash.c (var_args_str): Delete.
5827 (find_param): Compare node fields directly.
5828 (is__va_args__): Use CPP_PEDANTIC. Just compare
5829 token->val.node with spec_nodes->n__VA_ARGS__.
5830 (dump_funlike_macro): Don't use var_args_str.
5832 * cpplib.c (_cpp_check_directive): Just walk through
5833 spec_nodes->dirs comparing pointers.
5834 (get_define_node, do_pragma_poison, detect_if_not_defined,
5835 parse_ifdef): The identifier has already been looked up.
5836 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
5838 (do_if): Only call detect_if_not_defined at beginning of file.
5839 (_cpp_parse_assertion): Only copy string pointers for
5840 SPELL_STRING tokens.
5841 (pragma_dispatch): Take a node pointer and examine its name
5843 (_cpp_init_stacks): Also initialize the spec_nodes structure.
5845 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
5847 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
5848 reverse order from the corresponding _cpp_init_* routines.
5850 * cppexp.c (parse_number, parse_charconst, parse_defined,
5851 lex): Check val.node->type instead of calling cpp_defined.
5852 Use spec_nodes entries where appropriate.
5854 * fix-header.c, scan-decls.c: Update for interface changes.
5856 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
5858 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
5859 emitting aux_truncdfsf2.
5861 2000-07-03 Donn Terry (donnte@microsoft.com)
5863 * cppinit.c (print_help): split overlong line into ISO C89
5866 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5868 * cppexp.c: Update all code for new lexer interface.
5869 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
5870 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
5871 * cpplex.c (token_names): Trim leading CPP_ from names; make
5872 the strings unsigned.
5873 (_cpp_spell_operator): New.
5874 (is_macro_disabled): Disable all macros if rescanning
5876 (_cpp_get_directive_token): Remove.
5878 * cppinit.c: Don't set no_macro_expand.
5879 * cpplib.c (read_line_number, do_line): Check only for EOF,
5881 * cpphash.h: Update prototypes.
5882 * cpplib.h (CPP_VSPACE): Remove.
5883 (struct cpp_reader): Remove no_macro_expand.
5885 2000-07-08 Neil Booth <NeilB@earthling.net>
5887 * cpphash.c (is__va_args__): New function.
5888 (count_params): Fix line reported in error messages. Use
5889 is__va_args__. Don't return ')' on error. Flag GNU style
5890 rest args macro definitions.
5891 (parse_define): Check macro name is not __VA_ARGS__.
5892 (save_expansion): Check identifier in non-varargs-macro is
5893 not __VA_ARGS__. Don't flag GNU_VARARGS.
5894 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
5895 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
5896 than per-token GNU_VARARGS.
5897 * cpplib.h (GNU_VARARGS): Remove.
5898 (GNU_REST_ARGS): New.
5900 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
5902 * i386.md (call_pop, call, call_value_pop): Do not set
5903 current_function_uses_pic_offset_table for calls to static
5904 functions or indirect calls.
5906 2000-07-07 Jim Wilson <wilson@cygnus.com>
5908 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
5909 is_predicate_reg, then take max write_count of register pair.
5911 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5913 * tradcpp.c (main): Rename label `include' to `add_include' to
5914 avoid conflicts with variable `include' in traditional C.
5916 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5918 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
5920 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5922 * sibcall.c (uses_addressof): Add INMEM argument, check for
5923 current_function_internal_arg_pointer outside of MEM rtxs in addition
5925 (sequence_uses_addressof): Update caller.
5927 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5929 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
5932 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * system.h (UNION_INIT_ZERO): New macro for initializing union
5937 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
5939 2000-07-07 Neil Booth <NeilB@earthling.net>
5943 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
5945 * final.c (final): Detect out of bounds array access to
5946 the insn_lengths array.
5948 2000-07-07 Kazu Hirata <kazu@hxi.com>
5950 * fold-const.c (fold): Fix a comment typo.
5952 2000-07-07 Neil Booth <NeilB@earthling.net>
5954 * cpp.texi: Update to new lexer.
5956 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5958 * tradcpp.c: New file.
5959 * tradcif.y: New file.
5960 * tradcif.c: New generated file.
5962 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
5963 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
5964 dependencies of C. Install tradcpp from install-common, in
5967 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5969 * cppinit.c: Include cppdefault.h. Refer to
5970 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
5971 to GCC_INCLUDE_DIR and its length.
5972 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
5973 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
5974 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
5976 (include_defaults_array): Move to cppdefault.c.
5978 * cppdefault.h: New file.
5979 * cppdefault.c: New file.
5981 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
5982 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
5983 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
5986 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5988 * reload.c (push_reload): When seeing if can reuse a register,
5989 check extra registers against widest of INMODE and OUTMODE.
5991 2000-07-06 Neil Booth <NeilB@earthling.net>
5993 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
5994 based on full length of predicate.
5996 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
5998 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
5999 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
6001 2000-07-05 Kazu Hirata <kazu@hxi.com>
6003 * h8300-proto.h: Fix formatting.
6004 * h8300.c: Likewise.
6005 * h8300.h: Likewise.
6007 2000-07-05 Jim Wilson <wilson@cygnus.com>
6009 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
6012 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
6014 * invoke.texi: Fix minor typos
6015 * md.texi: Fix minor typos
6017 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
6019 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
6021 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
6023 * cpplex.c: Don't include sys/mman.h.
6024 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
6026 * cpplib.c: Include sys/mman.h and obstack.h.
6027 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
6029 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
6030 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
6031 bother freeing if stack entries (they will be freed with their buffer).
6032 (do_endif): Free if stack entries from the buffer obstack.
6033 (push_conditional): Allocate if stack entries from the buffer obstack.
6035 (find_answer): Rename to _cpp_find_answer.
6036 (do_assert, do_unassert): Update.
6038 * cpphash.h: Update prototypes.
6039 (xobnew): New convenience macro.
6040 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
6042 (struct cpp_hashnode): Remove disabled field.
6044 * cppinit.c: Don't include hashtab.h or splay-tree.h.
6045 (report_missing_guard): Moved to cppfiles.c.
6046 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
6048 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
6049 cpp_cleanup_includes. Don't destroy hashtab or
6050 all_include_files here.
6051 (cpp_finish): Use _cpp_report_missing_guards.
6053 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
6054 (_cpp_init_include_table): Rename _cpp_init_includes.
6055 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
6057 * cppexp.c (parse_assertion): Update for new name of
6060 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
6062 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
6064 * cpplib.c (do_ident): s/VSPACE/EOF/
6066 2000-07-05 Neil Booth <NeilB@earthling.net>
6068 * cpplex.c: Fix trigraph replacement within strings.
6070 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6072 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
6074 * xcoffout.c (assign_type_number): Constify.
6075 (xcoffout_source_file): Add static prototype. Don't needlessly
6076 cast away const-ness.
6078 2000-07-04 Jason Merrill <jason@redhat.com>
6080 * frame.h (frame_state): Move base_offset to end.
6082 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
6084 * calls.c (emit_library_call_value_1): Revert previous change.
6086 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
6088 * fix-header.c (struct partial_proto): Remove unnecessary fields.
6089 (recognized_extern, recognized_function, read_scan_file):
6090 Update for new scheme.
6091 (check_protection): It's still a multiple include guard even
6092 if it doesn't always trigger.
6093 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
6095 * scan.h: Declare struct cpp_token. Update prototypes.
6097 2000-07-03 Neil Booth <neilb@earthling.net>
6098 Zack Weinberg <zack@wolery.cumb.org>
6100 Complete overhaul of the lexer and macro expander.
6102 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
6103 arg, arglist, argdata, reflist, collect_objlike_expansion,
6104 collect_funlike_expansion, collect_params,
6105 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
6106 unsafe_chars, macarg, compare_defs, special_symbol,
6107 scan_arguments, stringify, funlike_macroexpand,
6108 _cpp_quote_string, monthnames): Delete.
6109 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
6110 _cpp_create_definition, _cpp_dump_definition,
6111 dump_hash_helper): Adjust.
6112 (find_param, count_params, parse_define, var_args_str,
6113 check_macro_redefinition, save_expansion): New.
6115 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
6116 parse_string, output_line_command, trigraph_replace,
6117 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
6118 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
6119 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
6120 _cpp_skip_rest_of_line): Modify.
6122 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
6123 find_position, null_warning, bump_column, expand_name_space,
6124 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
6125 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
6126 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
6127 _cpp_prescan): Delete.
6129 (dump_param_spelling, process_directive, lex_next,
6130 is_macro_disabled, stringify_arg, expand_context_stack,
6131 output_token, make_string_token, alloc_number_token,
6132 special_symbol, duplicate_token, maybe_paste_with_next,
6133 can_paste, prevent_macro_expansion, restore_macro_expansion,
6134 get_temp_token, release_temp_tokens, quote_string,
6135 token_names, token_spellings, _cpp_expand_name_space,
6136 _cpp_glue_header_name, _cpp_reserve_name_space,
6137 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
6138 placemarker_token, eof_token, cpp_context, macro_args,
6139 get_raw_token, parse_arg, parse_args, save_token,
6140 push_arg_context, push_macro_context, pop_context,
6141 do_pop_context, free_macro_args, _cpp_get_line,
6142 _cpp_run_directive): New.
6144 * cpplib.c (validate_else, parse_include, push_conditional,
6145 pass_thru_directive, read_line_number, parse_ifdef,
6146 detect_if_not_defined, _cpp_check_directive, do_define,
6147 do_undef, do_include, do_import, do_include_next, do_error,
6148 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
6149 top_pragmas, do_pragma_gcc, do_pragma_implementation,
6150 do_pragma_poison, do_pragma_system_header,
6151 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
6152 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
6153 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
6154 cpp_defined): Update for new scheme.
6155 (strtoul_for_line, get_define_node, dump_macro_name,
6156 _cpp_check_linemarker, _cpp_parse_assertion): New.
6157 (_cpp_handle_directive, do_pragma_default): Delete.
6159 * cpphash.h (struct predicate): Now struct answer.
6160 (enum spell_type, struct token_spelling, struct directive,
6161 directive_handler): New.
6162 Update prototypes. Remove unused macros.
6163 * cpplib.h: Update prototypes. Remove unused macros,
6164 structure definitions, and fields.
6166 * cpperror.c (print_containing_files, v_message): Adjust.
6167 * cppexp.c (parse_assertion, lex, parse_escape,
6168 _cpp_parse_expr): Adjust.
6169 * cppfiles.c (open_include_file, _cpp_execute_include,
6170 _cpp_compare_file_date, cpp_read_file, read_include_file):
6172 * cppinit.c (dump_special_to_buffer): Delete.
6173 (append_include_chain, merge_include_chains, cpp_reader_init,
6174 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
6175 cpp_finish, handle_option, print_help): Adjust.
6176 * cppmain.c (main): Adjust.
6178 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
6180 * cppspec.c (lang_specific_driver): Use double quotes in error
6183 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
6185 * calls.c (emit_library_call_value_1): Use valreg instead
6186 of hard_libcall_value.
6188 2000-07-03 Geoff Keating <geoffk@cygnus.com>
6190 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
6191 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
6192 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
6200 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
6201 mode instead of wider_mode is being used.
6203 2000-07-03 Jakub Jelinek <jakub@redhat.com>
6205 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
6206 of 'r'. Use q_regs_operand.
6207 (andsi_1+2): Use q_regs_operand.
6209 2000-07-03 Jakub Jelinek <jakub@redhat.com>
6211 * builtins.c (get_memory_rtx): Always put into alias set 0.
6213 2000-07-03 Nick Clifton <nickc@cygnus.com>
6215 * config/arm/arm.md: Fix post increment and pre increment
6216 peepholes so that they do not generate UNPREDICATBLE opcodes.
6217 (ie ones where the increment clobbers the source/destination).
6219 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
6221 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
6222 change too big for -mtiny-stack" a warning, if larger than 63.
6223 (out_set_stack_ptr): Change the logic so -mno-interrupts is
6224 always safe to use on possible future devices.
6225 (function_prologue): Write SPH before SPL, for consistency.
6226 If interrupt_func_p true, we know we have enabled interrupts.
6227 (avr_num_arg_regs): New function. Round up to even number of
6228 bytes if no -mpack-args or if calling a libgcc function.
6229 (function_arg, function_arg_advance): Use it.
6230 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
6231 Output "movw" if available.
6232 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
6233 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
6234 (asm_output_section_name): Add blanks for consistent output.
6235 (encode_section_info): Set TREE_READONLY for progmem data to
6236 avoid gas warnings about changed section attributes.
6237 (avr_hard_regno_mode_ok): Force non-QImode data to start in
6238 even numbered registers on devices with "movw".
6239 * config/avr/avr.h (MASK_*): Define bits for target_flags.
6240 (TARGET_SWITCHES): Mark help strings for translation.
6241 Add new -mpack-args and -menhanced switches.
6242 (TARGET_OPTIONS): Mark help strings for translation.
6243 (progmem_section): Add section attributes.
6244 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
6245 Output "movw" if available.
6246 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
6248 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
6249 call convention (arguments aligned on even registers).
6250 (_cleanup, _exit): Make weak symbols libc can override.
6252 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * fp-bit.h: New file.
6256 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
6257 Comment #endif statements.
6258 (__thenan_sf, __thenan_df): Add missing braces around initializer.
6260 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
6262 * gcse.c (compute_pre_data): Compute ae_kill using other local
6263 properties instead of calling compute_ae_kill.
6265 * alias.c (init_alias_analysis): Do not call
6266 prologue_epilogue_contains until after reload has completed.
6268 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
6270 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
6271 (genrtl_finish_compound_stmt): Likewise.
6272 (genrtl_compound_stmt): Change to return void.
6274 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
6275 move code from here to ...
6276 (genrtl_compound_stmt): ... here.
6277 (genrtl_finish_compound_stmt): Remove.
6278 (expand_stmt): Add comment.
6280 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
6282 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
6285 2000-07-02 Jakub Jelinek <jakub@redhat.com>
6287 * cpplib.h (struct cpp_reader): New field include_depth.
6288 (struct cpp_printer): Rename last_bsd to last_id.
6289 * cppfiles.c (read_include_file): Bump include_depth.
6290 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
6291 (output_line_command): Output correct #line if a header
6292 is including itself and is not protected against multiple inclusion.
6293 Use include_depth instead of buffer_stack_depth, last_id instead of
6295 * cppinit.c (cpp_start_read): Initialize last_id instead of
6298 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
6300 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
6301 (c-semantics.o): New target.
6303 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
6304 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
6305 (genrtl_clear_out_block): Likewise.
6306 (genrtl_goto_stmt): Likewise.
6307 (genrtl_expr_stmt): Likewise.
6308 (genrtl_decl_stmt): Likewise.
6309 (genrtl_if_stmt): Likewise.
6310 (genrtl_while_stmt): Likewise.
6311 (genrtl_do_stmt): Likewise.
6312 (genrtl_return_stmt): Likewise.
6313 (genrtl_for_stmt): Likewise.
6314 (genrtl_break_stmt): Likewise.
6315 (genrtl_continue_stmt): Likewise.
6316 (genrtl_scope_stmt): Likewise.
6317 (genrtl_switch_stmt): Likewise.
6318 (genrtl_case_label): Likewise.
6319 (genrtl_begin_compound_stmt): Likewise.
6320 (gerntl_finish_compound_stmt): Likewise.
6321 (genrtl_compound_stmt): Likewise.
6322 (genrtl_asm_stmt): Likewise.
6323 (genrtl_decl_cleanup): Likewise.
6324 (DECL_ANON_UNION_ELEMS): Likewise.
6325 (emit_local_var): Likewise.
6326 (make_rtl_for_local_static): Likewise.
6327 (expand_cond): Likewise.
6328 (expand_stmt): Likewise.
6329 (c_expand_return): Likewise.
6330 (c_expand_start_case): Likewise.
6331 (do_case): Likewise.
6332 (COMPOUND_STMT_NO_SCOPE): Likewise.
6333 (c_expand_asm_operands): Likewise.
6334 (NEW_FOR_SCOPE_P): New macro.
6335 (expand_expr_stmt_fn): New type.
6337 (set_current_function_name_declared): Likewise.
6338 (current_function_name_declared): Likewise.
6339 (lang_expand_stmt): Likewise.
6340 (stmts_are_full_exprs_p): Likewise.
6341 (anon_aggr_type_p): Likewise.
6342 (lang_expand_expr_stmt): Likewise.
6343 (build_case_label): Likewise.
6345 * c-decl.c (lang_expand_expr_stmt): Initialize.
6346 (stmts_are_full_exprs_p): Define.
6347 (current_function_name_declared): Likewise.
6348 (do_case): Likewise.
6349 (lang_expand_stmt): Likewise.
6350 (set_current_function_name_declared): Likewise.
6351 (anon_aggr_type_p): Likewise.
6353 * c-semantics.c: New file.
6354 (expand_cond): Moved from cp/semantics.c.
6355 (genrtl_do_pushlevel): Likewise.
6356 (genrtl_clear_out_block): Likewise.
6357 (genrtl_goto_stmt): Likewise.
6358 (genrtl_expr_stmt): Likewise.
6359 (genrtl_decl_stmt): Likewise.
6360 (genrtl_if_stmt): Likewise.
6361 (genrtl_while_stmt): Likewise.
6362 (genrtl_do_stmt): Likewise.
6363 (genrtl_return_stmt): Likewise.
6364 (genrtl_for_stmt): Likewise.
6365 (genrtl_break_stmt): Likewise.
6366 (genrtl_continue_stmt): Likewise.
6367 (genrtl_scope_stmt): Likewise.
6368 (genrtl_switch_stmt): Likewise.
6369 (genrtl_case_label): Likewise.
6370 (genrtl_begin_compound_stmt): Likewise.
6371 (genrtl_finish_compound_stmt): Likewise.
6372 (genrtl_compound_stmt): Likewise.
6373 (genrtl_asm_stmt): Likewise.
6374 (genrtl_decl_cleanup): Likewise.
6375 (make_rtl_for_local_static): Moved from cp/decl.c.
6376 (emit_local_var): Likewise.
6377 (expand_stmt): Define.
6379 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
6380 (c_expand_return): Likewise.
6381 (c_expand_start_case): Likewise.
6383 2000-07-01 Richard Henderson <rth@cygnus.com>
6385 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
6386 with the low 13 bits set.
6387 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
6388 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
6389 of the low 13 bits into a CONST plus an adddi3.
6390 (load_symptr): Set RTX_UNCHANGING_P.
6392 See ChangeLog.3 for earlier changes.