1 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
3 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
4 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
5 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
6 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
7 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
9 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
11 * ginclude/stdbool.h: Support compilation as C++.
13 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
15 * fold-const.c (make_range): Don't try to reverse an unbounded range.
17 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
19 * regclass.c (regclass): Properly compute loop_cost. Adjust
22 * regclass.c: Fix minor whitespace problems.
24 2000-01-03 Anthony Green <green@cygnus.com>
26 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
27 Restore the pic register if required.
29 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
31 * c-common.c (format_char_info): Update comment.
32 (check_format_info): Recognize 'z' modifier in the same way 'Z'
33 was recognized. Emit warning for formats new in ISO C99 only
34 if flag_isoc9x is not set.
36 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
38 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
40 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
42 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
43 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
44 (make_compound_operation): Choose cheaper alternative between
45 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
47 * regclass.c (op_costs): Remove global variable.
48 (record_reg_classes): New parameter "op_costs" and "reg_pref".
49 (record_operand_costs): Break out from ...
50 (scan_one_insn): ... here.
51 (dump_regclass): Make dumps nicer.
52 (regclass): Dump preferrences choosed and changes done during passes.
54 2000-01-03 Jakub Jelinek <jakub@redhat.com>
56 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
58 2000-01-03 Jakub Jelinek <jakub@redhat.com>
60 * config/sparc/sparc.c (gen_df_reg): New function.
61 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
62 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
63 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
64 movtf_cc_reg_sp64+1): Use it.
66 2000-01-02 Mark Mitchell <mark@codesourcery.com>
68 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
71 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
73 * config/i386/i386.c (ix86_expand_unary_operator): Function
75 (ix86_expand_binary_operator): Update outdated preceding comment.
76 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
79 * config/i386/i386.c (override_options): Fix option-name typo.
81 2000-01-02 Mark Mitchell <mark@codesourcery.com>
83 * system.h (CEIL): Define.
84 * builtins.c (CEIL): Remove.
85 * expmed.c (CEIL): Likewise.
86 * expr.c (CEIL): Likewise.
87 * stor-layout.c (CEIL): Likewise.
89 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
91 * expr.c (store_constructor_field): Fix typo introduced with last
94 2000-01-01 Mark Mitchell <mark@codesourcery.com>
96 * tree.h (BINFO_N_BASETYPES): New macro.
98 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
100 * expmed.c (emit_store_flag): Prevent losing a pending stack
101 adjust the same way we prevent losing queued increments.
103 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
105 * function.c (update_temp_slot_address): Handle case where sum of
106 temporary address plus offset in register is a valid address.
108 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
110 * genrecog.c (change_state) Corrected typo.
112 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
115 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
116 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
118 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
120 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
121 case, expand GT comparisons correctly. Fix a comment before this
124 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
126 * dwarfout.c: Include "frame.h"
127 * dwarf2out.c: Likewise.
128 * Makefile.in (dwarfout.o): Depend on frame.h
129 (dwarf2out.o): Likewise.
131 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
133 Restore i386 binary compatibility in Dwarf EH info.
134 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
135 value of FIRST_PSEUDO_REGISTER.
136 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
137 (struct frame_state): Use DWARF_FRAME_REGISTERS.
138 * dwarfout.c (output_reg_number): Ditto.
139 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
140 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
142 1999-12-29 Bruce Korb <autogen@linuxbox.com>
144 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
145 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
146 (<hack>_RE_CT): not needed
147 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
148 rewritten to scan the file text once only
149 "template<..." test added
150 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
151 (is_cxx_header): declaration added
152 * fixinc/fixtests.c(is_cxx_header): removed
153 (apply_fix_p_t): removed
154 (double_slash_test): is_cxx_header is only called once now
155 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
156 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
157 within the templates.
158 The borken spelling of "broken" was fixed.
159 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
160 The default level depends on FIXINC_DEBUG.
162 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
164 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
165 Otherwise provide a declaration for atexit.
166 (init_dummy): Make sure dummy call to atexit is nevertheless
167 called with correct number of args.
169 * frame.c: Update comments referring to other files.
171 * libgcc2.c: Likewise.
173 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
175 * cse.c (free_element, get_element): Remove unused prototypes.
177 * fold-const.c (extract_muldiv): Initialize variables `op0' and
180 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
183 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
185 * configure.in,configure: case arm for mn10200-*-* now sets
186 float_format=i32 so that float.h will correctly claim "double"
187 to be 32 bits. Ran autoconf to generate configure from .in file.
189 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
191 * pa.md (conditional zero): If op1 is a register, force it into
192 the same register as op0.
194 1999-12-28 Mark Mitchell <mark@codesourcery.com>
196 * tree.h (BINFO_BASETYPES): Improve documentation.
198 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
200 * configure.in (--enable-checking): Use a more portable `for'
203 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
205 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
206 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
208 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
211 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
214 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
215 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
216 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
217 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
218 xm-svr4.h: Remove all instances of sys_siglist handling.
220 1999-12-27 Jakub Jelinek <jakub@redhat.com>
222 * config/sparc/sparc.md (cmp_zero_qi,
223 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
224 cmp_zero_extendqidi2_andcc_set): New patterns.
226 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
228 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
229 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
230 (fpgnulib.c, xfgnulib.c): Add rules.
231 * m68k/t-mot3300-gas: Likewise.
233 1999-12-27 Ian Lance Taylor <ian@zembu.com>
235 * configure.in: Avoid [[ by using test and changequote. Add
236 changequote required by 1999-12-14 change.
237 * configure: Rebuild.
239 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
241 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
243 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
245 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
246 * flow.c (find_use_as_address): Likewise.
247 * function.c (fixup_var_refs_1): Likewise.
248 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
249 * jump.c (invert_exp, redirect_exp): Likewise.
250 * loop.c (replace_call_address): Likewise.
251 (count_nonfixed_reads): Likewise.
252 * rtlanal.c (modified_between_p): Likewise.
253 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
254 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
255 * unroll.c (remap_split_bivs): Likewise.
257 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * diagnostic.c (v_message_with_decl): Use .* format specifier
260 instead of building the format specifier width manually.
262 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
263 determining whether to provide a prototype. Remove the
264 sys_siglist clause in the conditional.
266 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
268 * fold-const.c (operand_equal_p): Use memcmp to compare string
270 Suggested by D. J. Bernstein
272 1999-12-17 Jakub Jelinek <jakub@redhat.com>
274 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
275 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
277 * config/mips/mips.h (TARGET_64BIT): Likewise.
278 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
279 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
280 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
281 dsps. Give routines proper names if SI/DI modes are not used.
282 * longlong.h: Use DWunion instead of DIunion.
284 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
286 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
287 GC_CHECKING, GC_ALWAYS_COLLECT.
288 * configure.in: Allow --enable-checking with an argument
289 listing check modes to enable.
290 * config.in, configure: Rebuilt.
291 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
292 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
293 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
294 ENABLE_GC_ALWAYS_COLLECT.
295 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
297 * tree.h, tree.c: Change ENABLE_CHECKING to
298 ENABLE_TREE_CHECKING throughout.
300 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
302 * fold-const.c (fold_truthop): Properly check for FP RHS.
304 1999-12-24 Mark Mitchell <mark@codesourcery.com>
306 * toplev.h (note_deferall_of_defined_inline_function): Declare.
307 * toplev.c (note_deferral_of_defined_inline_function): New
308 function, split out from ...
309 (rest_of_compilation): ... here. Use it.
311 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
313 * expr.c (store_constructor): Don't call clear_storage if size is
316 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
318 * Makefile.in (toplev.o): Depend on loop.h.
320 * dwarfout.c: Include tm_p.h.
322 * emit-rtl.c (restore_emit_status): Mark parameter with
325 * final.c (final_scan_insn): Likewise.
327 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
328 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
329 flow_depth_first_order_compute, flow_loop_pre_header_find,
330 flow_loop_tree_node_add, flow_loops_tree_build,
331 flow_loop_level_compute, flow_loops_level_compute,
332 flow_loop_outside_edge_p): Add prototypes.
333 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
335 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
336 Mark with ATTRIBUTE_NORETURN.
338 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
340 * local-alloc.c (no_conflict_p): Likewise.
342 * loop.c (insert_bct): Hide definitions of variables with hidden
344 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
346 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
347 with ATTRIBUTE_UNUSED.
348 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
349 (reg_scan): Likewise.
351 * reload.c (find_reloads): Remove unused variables `changed'.
353 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
355 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
356 Remove unused variable `insn'.
358 * toplev.c: Include loop.h.
359 (report_file_and_line): Remove unnecessary prototype.
361 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
363 * unroll.c (biv_total_increment): Likewise.
365 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
367 * reload1.c (emit_input_reload_insns): Restore old behaviour
368 wrt. 'special' reloads.
370 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
372 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
373 hash.h. (cse.c): Don't depend on hashtab.h.
375 * cse.c: Don't include hashtab.h.
376 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
378 * ggc-simple.c: Don't include hash.h.
380 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
382 * dwarf2out.c (add_abstract_origin_attribute): Call
383 gen_abstract_function on our function context.
385 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
387 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
389 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
391 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
394 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
396 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
397 constraints to "a!r".
399 1999-12-21 Mark Mitchell <mark@codesourcery.com>
401 * Makefile.in (calls.o): Depend on function.h.
404 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
406 * reload1.c (emit_reload_insns): Break out code and variables into...
407 (input_reload_insns, other_input_address_reload_insns,
408 other_input_reload_insns, input_address_reload_insns,
409 inpaddr_address_reload_insns, output_reload_insns,
410 output_address_reload_insns, outaddr_address_reload_insns,
411 operand_reload_insns, other_operand_reload_insns,
412 other_output_reload_insns): ... new static variables, and...
413 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
414 do_output_reload): ... new functions.
416 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
418 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
420 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
422 * md.texi: Add c4x constraints documentation.
424 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
426 * config/i386/dgux.c (struct option): Rename to
427 lang_independent_option.
428 (struct m_options): Add description field.
429 (output_options): Rename option type, add sep declaration, output
430 ix86_cpu_string and ix86_arch_string only if set.
431 (output_file_start): Rename option type.
433 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
435 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
437 (libgcc2.a): Similarly.
439 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
441 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
442 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
443 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
445 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
447 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
448 Remove redundant initialization of "frexpon" and "expon".
450 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
452 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
454 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
455 (store_constructor_field, expand_expr): Pass new arg.
457 1999-12-20 Mark Mitchell <mark@codesourcery.com>
459 * Makefile.in (explow.o): Depend on function.h.
461 * stor-layout.c (set_sizetype): Fix typo.
463 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
465 * function.c (cfun): Renamed from current_function. All users
467 * function.h (cfun): Rename declaration as well.
469 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
470 to be of type regset_head, not regset. All users changed by adding
472 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
474 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
476 * config/c4x/rtems.h: New file.
478 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
480 * reload1.c (spill_failure): Take class of failed reload as argument
481 and print it. Caller changed.
483 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
485 * rs6000.h (SUBTARGET_DEFAULT): New macro.
486 (TARGET_SWITCHES): Allow subtargets to default switches.
487 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
489 1999-12-18 Mark Mitchell <mark@codesourcery.com>
491 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
494 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
496 * cccp.c (main): Define __STDC_VERSION__ as necessary.
497 * cppinit.c (cpp_handle_option): Likewise.
499 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
500 determine when to define.
502 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
504 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
505 cmove with mismatched test and data modes.
507 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
509 * c-typeck.c (c_expand_start_case): Don't warn for long switch
512 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
514 * alias.c: Minor reformatting.
517 * stor-layout.c: Likewise.
518 * fold-const.c: Likewise.
519 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
520 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
522 (size_int_wide): Cache nodes even if garbage collecting.
523 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
524 of SAVE_EXPR has no side effects.
525 * cse.c: Move a comment.
526 * tree.c: Minor reformatting.
527 (int_size_in_bytes): Return -1 if constant overflows.
529 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
531 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
533 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
535 * objc/objc-parse.c: Regenerate. This file must be rebuilt
536 after any change to c-parse.in, even if objc-parse.y didn't
539 1999-12-18 David S. Miller <davem@redhat.com>
541 * toplev.c (rest_of_compilation): Restore BLOCK tree
542 reconstruction and branch shortening changes lost in
543 December 18th change.
545 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
547 * config/arm/linux-elf.h: Change all instances of
548 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
549 * config/arm/uclinux-elf.h: Likewise.
551 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
553 * toplev.c (notice, vmessage, v_message_with_file_and_line,
554 v_message_with_decl, file_and_line_for_asm,
555 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
556 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
557 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
558 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
559 pfatal_with_name, fatal_io_error, need_error_newline,
560 last_error_function, last_error_tick, announce_function,
561 default_print_error_function, print_error_function,
562 report_error_function, fnotice, error_with_file_and_line,
563 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
564 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
565 warning_with_decl, warning_for_asm, warning, pedwarn,
566 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
568 (compile_file): Use fnotice instead of notice. Adjust call.
570 * diagnostic.c: New file.
572 * Makefile.in (OBJS): Include diagnostic.o
573 (diagnostic.o): Define dependence.
575 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
577 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
580 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
582 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
584 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
586 * fixtests.c (is_cxx_header): New fn, split out of
588 (else_endif_label): Allow "#endif // comment" in C++ headers,
589 as determined by is_cxx_header.
590 * fixfixes.c (else_endif_label_fix): Update comment.
591 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
593 * genfixes: Correct double thinko in commandline parsing.
594 * hackshell.tpl: Generate correct sh syntax for bypass
597 * inclhack.def (all): Whenever an inserted preprocessor
598 conditional is split over multiple lines, use double
599 backslashes in this file so the fixed header will be readable.
601 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
602 and add bypass entry for correct version of this header.
603 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
604 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
606 (hpux8_bogus_inlines): New fix, split from...
607 (ultrix_atof_param) ... here.
608 (math_expression): Add bypass entry keyed to glibc comment
609 indicating the problem has been dealt with; disable
610 unnecessary sed operations; update commentary.
611 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
612 add select and bypass entries, simplify shell operation.
613 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
615 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
616 ultrix_atof_param): Add select entry.
617 (stdio_va_list, sunos_mather_decl): Add bypass entry.
618 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
619 comments with the fixes they describe.
621 * c-parse.in (string action): Do not warn about ANSI string
622 concatenation in system headers. Affects C parser only.
623 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
625 1999-12-16 Jakub Jelinek <jakub@redhat.com>
627 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
628 compiling libgcc2 the macro depends always on arch cpp defines.
630 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
632 * loop.c (insert_loop_mem): Don't record MEMs from inside
635 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
637 * regclass.c (regclass): Do not use flowgraph when not optimizing.
639 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
640 notes too, create one when replacement failed, attempt to simplify
642 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
645 1999-12-16 Mark Mitchell <mark@codesourcery.com>
647 * crtstuff.c (__dso_handle): Declare.
648 (__cxa_finalize): Likewise.
649 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
652 * invoke.texi: Document -fuse-cxa-atexit.
654 * tree.h (ptr_type_node): Document.
655 (const_ptr_type_node): Likewise.
657 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
659 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
660 (optimize_reg_copy_2): Likewise.
661 (optimize_reg_copy_3): Likewise.
662 (fixup_match_2): Likewise.
663 (regmove_optimize): Likewise.
664 (fixup_match_1): Liekwise.
666 * i386.md (HI to SImode promoting splitters): Rewrite.
667 (pushsf mem peep2): New.
668 (testhi to andhi peep2): Remove.
669 * i386.h (x86_promote_QImode): New.
670 (TARGET_PROMOTE_QImode): New.
671 (PREDICATE_CODES): Add promotable_binary_operator.
672 * i386.c (x86_promote_QImode0: New.
673 (promotable_binary_operator): New.
674 * i386-protos.h (promotable_binary_operator): New.
676 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
678 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
680 1999-12-16 Mark Mitchell <mark@codesourcery.com>
682 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
683 * function.c (insert_block_after_note): Remove.
684 (retrofit_block): Likewise.
685 (identify_blocks): Fix indentation.
686 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
687 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
688 * function.h (insert_block_after_note): Remove prototype.
689 (retrofit_block): Likewise.
690 * integrate.c (expand_inline_function): Don't call
691 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
692 just expand_start_bindings. Use the block_map to remap old
693 NOTE_BLOCKs to new ones.
694 (integrate_decl_tree): Keep track of remapped blocks.
695 * integrate.h (struct inline_remap): Add block_map.
696 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
697 NOTE_BLOCK on the notes.
698 (expand_start_bindings): Rename to ...
699 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
700 (expand_end_bindings): Set NOTE_BLOCK.
701 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
702 reconstruct the BLOCK tree.
703 * tree.h (expand_start_bindings): Macroize. Call ...
704 (expand_start_bindings_and_block): New function.
706 1999-12-16 Jakub Jelinek <jakub@redhat.com>
708 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
711 1999-12-16 David S. Miller <davem@redhat.com>
713 * expr.c (emit_move_insn_1): Only emit clobbers if one of
714 the outputs is a SUBREG.
715 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
718 * config/sparc/sparc.c (epilogue_renumber): Add default case
721 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
723 * toplev.c (rest_of_compilation): Run branch shortening after
726 * regclass.c (loop_depth): Remove
727 (scan_one_insn): Do not handle LOOP_NOTE insns.
728 (regclass): Go through basic blocks and set loop_cost
730 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
732 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
734 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
736 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
737 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
738 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
740 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
742 * loop.c (insert_loop_mem): Ignore memory clobbers.
744 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
747 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
749 * profile.c: Remove redundant #include "output.h".
751 * h8300.md (HImode preinc peephole): Fix typo.
753 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
755 * function.c (retrofit_block): Abort if we don't find a suitable insn.
756 (insert_block_after_note): Abort if we don't have a previous block.
758 * function.h: Adjust.
760 1999-12-15 Mark Mitchell <mark@codesourcery.com>
762 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
763 argument more than once.
765 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
767 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
769 1999-12-15 Jakub Jelinek <jakub@redhat.com>
771 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
773 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
775 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
776 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
777 update stack_alignment_needed.
778 (prepare_function_start): Initialize stack_alignment_needed
779 * function.h (struct function): Add field stack_alignment_needed.
781 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
783 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
784 Handle live_throughout / dead_or_set instead of live_before /
786 (save_call_clobbered_regs): Get register livenessinformation from
787 chain->live_throughout.
788 (add_stored_regs): New function.
789 (insert_restore, insert_save): Add restored / saved registers to
791 * global.c (reg_dies): New parameter chain.
792 (reg_becomes_live): Third parameter is regs_set now.
794 (reg_dies): New parameter chain. Changed all callers.
795 (build_insn_chain): Set live_throughout instead of
796 live_before / live_after.
797 * reload.h (struct insn_chain): Replace members live_before /
798 live_after with live_throughout / dead_or_set.
799 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
800 instead of live_before / live_after.
801 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
802 (order_regs_for_reload, find_reg, finish_spills): Likewise.
803 (choose_reload_regs_init): Likewise.
804 * stupid.c (current_chain, find_clobbered_regs): Delete.
805 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
806 instead of chain->live_before / chain->live_after.
807 (mark_hard_ref): New function.
808 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
810 1999-12-15 David S. Miller <davem@redhat.com>
812 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
814 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
816 * flow.c (calculate_loop_depth): Make global, remove prototype,
817 rewrite to use new loop infrastructure.
818 (find_basic_block): Remove calculate_loop_depth call.
819 * toplev.c (rest_of_compilation): Call find_basic_block.
820 * output.h (calculate_loop_depth): Declare.
822 * flow.c (dump_flow_info): Dump loop_depth.
823 (flow_loops_nodes_find): Increase loop_depth for basic block in the
825 (flow_loops_find): Initialize the loop_depth for each basic block.
827 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
829 * tree.c (decl_function_context): Handle virtual functions.
831 * tlink.c (scan_linker_output): Don't look in demangled name when
832 looking for linker output keywords.
834 * dwarfout.c (output_type): We can defer namespace-scope classes.
836 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
838 * regclass.c (record_reg_classes): Update comment for merging
839 register class preferences in reg->reg copies. Tighten conditions
840 for merging register class preferences in reg->reg copies.
842 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
844 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
846 1999-12-14 Geoff Keating <geoffk@cygnus.com>
848 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
849 (INIT_SECTION_ASM_OP): Delete.
850 (FINI_SECTION_ASM_OP): Delete.
851 (STARTFILE_SPEC): Define to hold just crtbegin.o.
853 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
855 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
856 the abstract origin wasn't emitted.
858 * dwarf2out.c (class_scope_p): New fn.
859 (gen_subprogram_die): Use it.
860 (gen_variable_die): Use it. Tweak logic.
861 (gen_struct_or_union_type_die): Check context_die to determine
862 if we're function-local.
863 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
865 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
867 * loop.c (check_dbra_loop): Can't reverse a biv that has
870 1999-12-14 Nick Clifton <nickc@cygnus.com>
872 * config/arm/arm.c: Add support for -mcpu=arm720 command line
875 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
877 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
878 for givs made from biv increments.
880 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
882 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
883 * alpha.c (override_options): Recognize -mcpu=ev67.
884 * alpha.h (CPP_CPU_EV67_SPEC): New.
885 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
886 (EXTRA_SPECS): Update.
888 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
890 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
891 appropriate for -lang-c89 and -std=*.
892 * cppinit.c (cpp_handle_option): Likewise.
893 (new_pending_define): New, split out from cpp_handle_option.
894 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
895 or enable trigraphs for -ansi/-std=*.
897 * ginclude/stdarg.h (__va_copy): New.
898 (va_copy): Don't define for C89.
900 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
902 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
903 for long long multiply-accumulate.
905 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
907 * regclass.c (scan_one_insn): Set loop_cost to 1 when
910 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
912 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
913 if something changed. Back out that part of yesterday's changes.
915 * loop.c (loop_max_reg): New static variable.
916 (loop_optimize): Initialize it. Eliminate one unnecessary call to
918 (scan_loop): Call reg_scan_update whenever we may have added new
919 registers, and update loop_max_reg.
921 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
923 * regclass.c (record_reg_classes): Do not do the copying preferrencing
924 when source does not die.
926 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
928 1999-12-14 Jakub Jelinek <jakub@redhat.com>
930 * config/sparc/linux64.h (TARGET_LIVE_G0,
931 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
933 * config/sparc/linux.h (TARGET_LIVE_G0,
934 TARGET_BROKEN_SAVERESTORE): Likewise.
935 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
936 TARGET_BROKEN_SAVERESTORE): Likewise.
938 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
939 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
941 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
942 as sparc64 block profiling register.
943 * config/sparc/sparc.c (sparc_override_options): Allow block
945 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
947 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
948 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
949 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
951 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
953 * config/sparc/sparc.h: Likewise.
954 * config/sparc/xm-sysv4-64.h: Likewise.
955 * config/float-sparc.h: Likewise.
956 * glimits.h: Likewise.
957 * longlong.h: Likewise.
959 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
960 (ASM_IDENTIFY_GCC): Remove.
962 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
964 * combine.c (combine_simplify_rtx): Don't make shared rtl.
965 (simplify_logical): Likewise.
967 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
969 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
970 * cppfiles.c (INO_T_EQ): Likewise.
972 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
974 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
975 * i386/mingw32.h (LIB_SPEC): Likewise.
976 (STARTFILE_SPEC): Likewise.
977 * i386/uwin.h (LIB_SPEC): Likewise.
978 (STARTFILE_SPEC): Likewise.
980 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
981 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
983 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
985 * combine.c (combine_simplify_rtx): Fix order of checks for
986 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
988 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
990 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
991 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
993 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
995 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
997 * regclass.c (inv_reg_alloc_order): New array.
998 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
1000 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
1001 counted_for_groups, counted_for_nongroups. Add fields rld and
1003 * reload.c (push_secondary_reload): Don't set nongroup field of
1005 (push_reload): Likewise.
1006 (find_reloads): Delete code to compute nongroup fields.
1007 * reload1.c (reload_insn_firstobj): New static variable.
1008 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
1010 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
1011 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
1012 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
1014 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
1016 (struct hard_reg_n_uses): Deleted.
1017 (potential_reload_regs): Deleted.
1018 (init_reload): Initialize spilled_pseudos and pseudos_counted.
1019 (reload): Don't try to allocate reload registers if we already know
1020 we have to make another pass. Call select_reload_regs. Free memory
1021 starting with reload_firstobj when starting another pass.
1022 Don't allocate spilled_pseudos.
1023 (calculate_needs_all_insns): Call copy_reloads for an insn that
1024 needs reloads; don't call calculate_needs.
1025 (spill_cost): New static array.
1026 (used_spill_regs_local): New static variable.
1027 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
1028 to compute potential_reload_regs.
1029 (find_reload_regs): Completely rewritten to use find_reg.
1030 (allocate_reload_reg): Don't test counted_for_groups or
1031 counted_for_nongroups. Lose NOERROR arg and code to give an error;
1033 (choose_reload_regs): Add fallback code that uses the existing
1034 register allocation from find_reload_regs.
1036 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
1038 * flow.c (create_edge_list): Cast xmalloc return value.
1040 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
1042 * doprnt.c: Remove incorrect comment closure.
1044 * cse.c: Fix a few minor whitespace goofs.
1046 1999-12-13 Don Bowman <don@pixstream.com>
1048 * mips/vxworks.h: Fix problem with comment termination.
1049 (EXTRA_SECTIONS): Add in_sbss.
1050 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
1052 1999-12-12 David S. Miller <davem@redhat.com>
1054 * cse.c (struct cse_reg_info): Add hash_next member,
1055 reorder rest of struct for better packing on 64-bit
1057 (cse_reg_info_tree): Kill.
1058 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
1059 REGHASH_FN): New custom pow2 hash mechanism.
1061 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
1062 use a pow2 hash table.
1063 (get_cse_reg_info): Rework to use new REGHASH.
1064 (new_basic_block): Likewise, use HASH_SIZE, and inline
1066 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
1067 and inline free_element call.
1068 (lookup_as_function, insert, flush_hash_table, invalidate,
1069 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
1070 invalidate_for_call, use_related_value, find_comparison_args,
1071 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
1072 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
1075 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
1077 * cse.c (cse_basic_block): Free qty_table consistently.
1079 1999-12-12 David S. Miller <davem@redhat.com>
1080 Jakub Jelinek <jakub@redhat.com>
1082 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
1083 SUBREGs by hand, gen the appropriate hard reg directly.
1084 (movtf reg/mem split): Likewise and alter_subreg on destination
1086 (movtf mem/reg split): Similarly.
1087 (movdf_cc_sp64): Rename from hidden pattern.
1088 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
1089 (movtf_cc_sp64, following split): New pattern and splitter.
1090 (movdf_cc_reg_sp64): Rename from hidden pattern.
1091 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
1093 (movtf_cc_reg_sp64, following split): New pattern and splitter.
1095 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
1097 * loop.c (load_mems): Don't hoist written floating point mem
1100 1999-12-12 Mark Mitchell <mark@codesourcery.com>
1102 * except.h (struct eh_queue): Add `next' pointer.
1103 (struct eh_status): Make x_ehqueue a pointer.
1104 (push_ehqueue): Declare.
1105 (pop_ehqueue): Likewise.
1106 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
1108 (expand_fixup_region_end): Likewise.
1109 (expand_leftover_cleanups): Likewise.
1110 (push_ehqueue): Define.
1111 (pop_ehqueue): Likewise.
1112 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
1113 than doing it inline.
1114 (expand_start_all_catch): Adjust now that ehqueue is a
1116 (mark_eh_queue): Mark all level of the queue.
1117 (mark_eh_status): Adjust now that ehqueue is a
1119 (init_eh_for_function): Allocate ehqueue.
1120 (free_eh_status): Free it.
1121 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
1122 expansion for a fixup.
1124 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1126 * gthr-single.h (__gthread_active_p): Add prototype arguments.
1128 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
1129 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
1130 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
1131 function_ptr, getpagesize, __enable_execute_stack,
1132 __enable_execute_stack, __clear_insn_cache,
1133 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
1134 _cleanup, _exit, __default_terminate, __terminate_func,
1135 __terminate, __empty, __throw, new_eh_context,
1136 eh_context_initialize, eh_context_static, eh_context_specific,
1137 get_eh_context, __get_eh_context, __get_eh_info,
1138 init_reg_size_table, eh_threads_initialize,
1139 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
1140 __unwinding_cleanup, throw_helper, __throw, __rethrow,
1141 __pure_virtual): Add prototype arguments.
1142 (__bb_exit_func): Cast a sizeof to long when comparing against one.
1143 Cast a signed value to unsigned long when comparing against one.
1144 (new_eh_context): Wrap in _GTHREADS macro.
1145 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
1147 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
1148 (throw_helper): Initialize variables `handler_p' and `pc_p'.
1150 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1152 * combine.c (record_promoted_value): Remove unused variable
1155 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
1157 * global.c (record_conflicts): Likewise for `j'.
1159 * genoutput.c (output_insn_data): Don't unnecessarily cast away
1162 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1164 * i386-protos.h (output_387_binary_op, output_fix_trunc,
1165 output_fp_compare): Constify a char*.
1167 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
1169 (override_options, ix86_comp_type_attributes, print_operand,
1170 output_387_binary_op, output_fix_trunc, output_fp_compare):
1172 (ix86_sched_reorder): Mark parameter `clock_var' with
1175 * i386.h (DEBUG_PRINT_REG): Constify a char*.
1177 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
1179 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
1180 operand, for use in the Java front-end.
1182 1999-12-10 Ben Collins <bcollins@debian.org>
1184 * configure.in: Fix typo for "-64" in 64bit as check.
1185 * configure: Rebuilt.
1187 1999-12-10 Jakub Jelinek <jakub@redhat.com>
1189 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
1192 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1194 * c-parse.in (string): With -Wtraditional, warn if ANSI string
1195 concatenation is utilized.
1197 * invoke.texi (-Wtraditional): Document it.
1199 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1201 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
1202 Cast a ptrdiff_t to long and pass it to printf with %ld.
1204 1999-12-10 Geoff Keating <geoffk@cygnus.com>
1206 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
1207 68881, we have no 68881 registers at all.
1208 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
1209 value in a 68881 register if it is available.
1211 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
1213 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
1214 for long long multiply-accumulate.
1216 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
1218 * loop.c (insert_loop_mem): Undo last change.
1220 1999-12-10 David S. Miller <davem@redhat.com>
1222 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
1224 * config/sparc/sparc-protos.h: Add them.
1225 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
1226 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
1227 constraints which use those helpers.
1228 (EXTRA_CONSTRAINT): Use this new macro.
1229 * md.texi: Update sparc target constraints documentation.
1230 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
1231 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
1232 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
1233 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
1234 (movsf high/lo_sum split): Rework for new patterns.
1235 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
1237 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
1239 * c-common.c (c_common_nodes_and_builtins):
1240 Create __builtin_ptrdiff_t and __builtin_size_t.
1242 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
1244 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
1246 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1248 * regclass.c (globalize_reg): Re-instate test that allows
1249 fixed registers to be declared as a variable even after functions
1252 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1254 * i386.md (cpu attribute): Add "athlon".
1255 (athlon_decode): New attribute.
1256 (Athlon scheduling units definitions): New.
1257 (fcmp and shld patterns): Set athlon_decode to "vector".
1258 * i386.c (athlon_cost): New.
1260 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
1261 x86_use_sahf): Set for Athlon.
1262 (x86_use_fiop): Unset for Athlon.
1263 (override_options): Define Athlon alignments and "athlon" name.
1264 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
1265 * i386.h (TARGET_ATHLON): New.
1266 (enum processor_type): Add PROCESSOR_ATHLON.
1267 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
1269 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
1271 1999-12-09 Andreas Jaeger <aj@suse.de>
1273 * loop.c (record_biv): Declare parameter as int.
1275 * config/i386/i386-protos.h: Declare long_memory_operand.
1277 1999-12-09 Mark Mitchell <mark@codesourcery.com>
1279 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
1280 EXPR_WITH_FILE_LOCATION.
1282 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1284 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
1287 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
1289 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
1292 1999-12-09 Jakub Jelinek <jakub@redhat.com>
1294 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
1295 default on linux64 again.
1296 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
1297 models for multilibing.
1298 * genmultilib: Accept | as alternative separator within a set in
1301 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
1303 * calls.c (precompute_arguments): Make sure initial_value contains
1304 value pseudo which CSE expects.
1305 * cse.c (struct set): New entry orig_src.
1306 (cse_insn): Set it early on entry, use it for libcall EQUIV note
1309 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
1311 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
1313 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
1315 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
1317 1999-12-08 Jakub Jelinek <jakub@redhat.com>
1319 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
1320 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
1322 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
1325 * longlong.h: Merge in changes from glibc.
1326 Also don't clobber %g2 register in 32bit SPARC assembly, so that
1327 -mno-app-regs libgcc can be compiled.
1328 * libgcc2.c: Add defines so that the updated longlong.h
1329 can be used in libgcc2.a. Also, make sure on most architectures
1330 (at least on all which have optimized code in longlong.h defined
1331 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
1333 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1335 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
1336 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
1337 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
1339 * configure: Rebuilt.
1341 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
1343 * alpha.c (secondary_reload_class): For !BWX, sub-simode
1344 outputs require a register.
1346 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
1348 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
1349 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
1350 functions like dptoul will be resolved.
1351 (libgcc2.a): Make sure that the object files from DPBIT are named
1352 differently (prefix `_dp') from those that would be coming from
1355 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
1357 * configure.in: When target is sparc* and tm_file contains 64,
1358 test for 64bit support in assembler. If not supported, remove
1359 sparc/t-sol2-64 from target-dependent Makefile fragments.
1360 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
1361 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
1362 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
1363 * acconfig.h (AS_SPARC64_FLAG): Added.
1364 * configure, config.in: Rebuilt.
1365 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
1366 support. Use AS_SPARC64_FLAG.
1368 1999-12-07 Jakub Jelinek <jakub@redhat.com>
1370 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
1371 suitable for holding OFmode values so that gcc works with complex
1373 (hard_64bit_mode_classes): Likewise.
1375 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
1376 so that it is actually matched.
1377 (sethi_di_medlow): Likewise.
1379 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
1380 as legitimate constant if -mvis.
1381 * config/sparc/sparc.md (movtf): Likewise.
1382 (clear_sf): Use const_double_operand.
1383 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
1385 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
1386 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
1387 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
1388 routines, _Qp_* cannot be handled like that now.
1389 (INIT_TARGET_OPTABS): Likewise.
1390 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
1391 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
1392 sparc_emit_float_lib_cmp if ARCH64 and soft float.
1393 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
1394 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
1395 divtf3, sqrttf3): New expanders.
1396 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
1397 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
1398 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
1401 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
1402 * configure: Rebuilt.
1403 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
1404 -mcpu is given and we're doing 64bit compiles.
1406 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
1408 * loop.h (struct induction): Add multi_insn_incr.
1409 * loop.c (basic_induction_var): New multi_insn_incr argument.
1410 Set it if we search back through previous insns for the biv.
1411 (record_biv): New multi_insn_incr argument; fill in struct induction.
1412 (strength_reduce): Discard an iv with multiple bivs, any of
1413 which require multiple insns to increment.
1415 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1417 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
1420 1999-12-06 David S. Miller <davem@redhat.com>
1422 * combine.c (check_promoted_subreg): Do not conditionalize this upon
1423 PROMOTE_FUNCTION_RETURN.
1425 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
1427 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
1428 and handle REG_UNUSED note on insn.
1430 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
1431 inner_mask instead of mask.
1433 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
1435 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
1436 zero if there was an error.
1438 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1440 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
1443 * longlong.h: Fix clobbers in SPARC asm statements.
1445 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
1446 valid sethi operations when TARGET_ARCH64.
1448 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
1449 always use move_by_pieces to avoid infinite recursion.
1450 (restore_fixed_argument_area): Likewise.
1452 * combine.c (check_promoted_subreg, record_promoted_value): New
1454 (combine_instructions): Use them to retain nonzero and sign bit
1455 information after SUBREGs are eliminated by optimizations in
1456 this pass if PROMOTE_FUNCTION_RETURN.
1458 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
1459 .register declaration. Don't use variables with __ prefixes.
1461 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1463 * fold-const.c (optimize_bit_field_compare): Only use one mode
1464 for both RHS and LHS in non-constant case.
1466 1999-12-06 Nathan Sidwell <nathan@acm.org>
1468 * frame.c (start_fde_sort): Only allocate erratic array, if
1469 linear one was allocated. Return allocated flag.
1470 (fde_insert): Only insert, if there's a valid array.
1471 (fde_end_sort): Split, sort and merge if linear and erratic
1472 arrays exist, else just sort linear one.
1473 (search_fdes): New function. Linear search through original fde
1475 (frame_init): Permit multiple initializations. Cope with
1477 (find_fde): Fallback on linear search, if failed to sort array.
1478 (__deregister_frame_info): Only free sorted array, if we
1481 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1483 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
1485 1999-12-05 Jakub Jelinek <jakub@redhat.com>
1487 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
1489 1999-12-05 Mark Mitchell <mark@codesourcery.com>
1491 * tree.h (special_function_p): Declare.
1492 * calls.c (special_function_p): Make it global. Don't take `name'
1493 as a parameter. Fix typo in 1999-11-28 change.
1494 (expand_cal): Adjust.
1496 1999-12-04 Mark Mitchell <mark@codesourcery.com>
1498 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
1499 * tree.h (EXPR_WFL_FILENAME): Define in terms of
1500 EXPR_WFL_FILENAME_NODE.
1501 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
1503 * print-tree.c (print_note): Print TREE_PRIVATE and
1506 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
1507 the original die cannot be found.
1509 * varray.h (varray_head_tag): Add elements_used.
1510 (VARRAY_PUSH): New macro.
1511 (VARRAY_POP): Likewise.
1512 (VARRAY_TOP): Likewise.
1513 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
1515 * varray.c (varray_init): Initialize elements_used.
1516 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
1517 (INTEGRATE_H): New variable.
1518 (integrate.o): Depend on INTEGRATE_H.
1519 (unroll.o): Likewise.
1521 * function.h (insert_block_after_note): Declare.
1522 * function.c (insert_block_after_note): Split out from ...
1523 (retrofit_block): ... here.
1525 * stmt.c (expand_fixup): Fix typo in comment.
1527 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1529 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
1530 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
1531 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
1532 (regmove_optimize, fixup_match_1): Likewise.
1534 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1536 * flow.c (flow_loops_dump): Add missing argument when calling
1539 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
1540 Greg McGary <gkm@gnu.org>
1542 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
1543 (init_attributes): Add A_NO_LIMIT_STACK.
1544 (decl_attributes): Handle A_NO_LIMIT_STACK.
1545 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
1546 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
1547 Handle stack bounds checking.
1548 * flags.h (flag_stack_check): Use the word 'probe' rather than
1549 'check', because the flag doesn't actually cause any checking to
1551 * function.c (expand_function_start): Set
1552 current_function_limit_stack.
1553 * function.h (struct function): Add limit_stack.
1554 (current_function_limit_stack): Define.
1555 * invoke.texi (Code Gen Options): Document new options.
1556 * rtl.h: Declare stack_limit_rtx.
1557 * toplev.c (stack_limit_rtx): New variable.
1558 (decode_f_option): Handle new options -fstack-limit-register=REG,
1559 -fstack-limit-symbol=IDENT, -fno-stack-limit.
1560 (main): Add stack_limit_rtx as GC root.
1561 * tree.h (DECL_NO_LIMIT_STACK): New macro.
1562 (struct tree_decl): New member no_limit_stack.
1564 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
1566 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
1567 (conditional_trap+1): Get new mnemonic correct.
1568 (conditional_trap+2): New pattern for DImode traps.
1570 * config/m68k/m68k.c (output_function_prologue): Handle
1572 * config/m68k/m68k.md (trap): New insn.
1573 (conditional_trap): New insn.
1574 * md.texi (Standard Names): Document `trap' and
1576 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
1577 so a cc0 setter doesn't get emitted at some random place in the
1580 * config/i960/i960.md (trap): New insn.
1581 (conditional_trap): New expander.
1582 (conditional_trap+1, conditional_trap+2): New insns for signed
1584 * config/i960/i960.c (i960_function_prologue): Use
1585 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
1587 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
1588 Geoffrey Keating <geoffk@cygnus.com>
1590 * flags.h (warn_padded, warn_packed): Add global var decls.
1591 * toplev.c (warn_padded, warn_packed): Add global var defns.
1592 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
1593 * stor-layout.c (layout_record): Add local variable `type'
1594 to hold often-used TREE_TYPE (field). Add local variable
1595 `unpacked_align' to hold alignment that would be in force
1596 if no `packed' attribute were present. Warn if `packed' attribute
1597 is unnecessary, or even harmful. Warn when gcc inserts padding
1598 to satisfy alignment requirements of members. Use NULL_TREE
1599 when checking whether var_size is set.
1600 * invoke.texi: Document new flags.
1602 1999-12-03 Nathan Sidwell <nathan@acm.org>
1604 * frame.c (fde_split): Reimplement to avoid variable sized array.
1606 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1608 * combine.c (try_combine): Before fixing up LOG_LINKS for the
1609 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
1611 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
1613 * invoke.texi: Document the mips option -mno-crt0
1615 1999-12-02 Mike Karr <mkarr@mathworks.com>
1617 * cccp.c (argdata): Added free_ptr member.
1618 (macroexpand): Initialize free_ptr of each argument. When an
1619 argument's buffers are freed, if the argument's free_ptr corresponds
1620 to a buffer on the input stack, then return the free_ptr to that stack
1621 frame, otherwise, free it.
1622 (macarg): If an argument begins and ends on the same input stack level,
1623 then transfer the free_ptr of that buffer to the argument in case
1624 the stack is popped during the processing of a subsequent argument.
1626 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
1628 * loop.c (note_reg_stored): New function.
1629 (struct note_reg_stored_arg): New structure.
1630 (try_copy_prop): Change to be more conservative; only replace within
1631 one extended basic block and stop replacing if a store to the
1632 replacement reg is seen.
1634 1999-12-02 Nick Clifton <nickc@cygnus.com>
1636 * config/fp-bit.c: Initialise all fields of the NAN
1639 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
1642 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1644 * i386.md (extend?f?f2): Force the input into a register, not
1647 1999-12-01 Jakub Jelinek <jakub@redhat.com>
1649 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
1651 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
1652 alternative because setting up 64bit constant is usually costly,
1653 especially when reload is in progress or completed.
1654 (movdf_const_intreg_sp64): Likewise.
1655 (movdf_const_intreg split): Fix building up constants when
1656 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
1658 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
1660 * combine.c (if_then_else_cond): Use const_true_rtx instead of
1661 const1_rtx for return values in EQ/NE comparison against (const_int 0)
1664 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
1665 (asm_file_start): Emit .am33 into assembly file when compiling for
1667 (print_operand_address): Handle POST_INC addresses.
1668 (can_use_return_insn, initial_offset): Check AM33 registers too.
1669 (expand_prologue): Check & save AM33 registers too.
1670 (expand_epilogue): Similarly.
1671 (secondary_reload_class): Handle AM33 specific secondary reloads.
1672 (output_tst): Emit efficient code for the AM33 too.
1673 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
1674 (TARGET_SWITCHES): Add -mam33 switch.
1675 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
1676 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
1677 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
1678 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
1679 (enum reg_class, REG_CLASS_NAMES): Likewise.
1680 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
1681 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1682 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
1683 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
1684 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
1685 (HAVE_POST_INCREMENT): Define.
1686 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
1687 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
1688 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
1689 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
1690 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
1691 (zero_extend to SI from QI/HI): Likewise.
1692 (sign_extend to SI from QI/HI): Likewise.
1693 (mulsidi3, umulsidi3): New patterns for the AM33.
1694 (tstsi with zero extension from QI/HI): Add AM33 variants.
1695 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
1696 (return_internal_regs, store_movm): Handle new AM33 registers.
1697 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
1698 (LIBGCC, INSTALL_LIBGCC): Likewise.
1699 * invoke.texi: Document new flags.
1701 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1703 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
1704 (addsi3_carry): Likewise.
1705 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
1706 (sbbsi3_carry): Likewise.
1707 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
1709 (test?i_1): Ensure that only one operand is memory.
1710 (conditional move patterns): likewise.
1711 (shift and rotate patterns): Rewrite to expander, add
1712 "binary_operator_ok" to the condition.
1714 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
1715 * i386.h (procesor_costs): Add movzbl_load field.
1716 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
1717 non-Q registers, accept DImode registers anywhere.
1719 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
1720 * i386.c (*_cost): Set value for movxbl_load field.
1722 * (addsi): New add to lea splitter.
1724 (lea to add/shift peep2): New.
1726 1999-12-01 Mark Salter <msalter@cygnus.com>
1728 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
1729 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
1730 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
1732 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1734 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
1735 * i386.md (movsi_xor): New.
1737 (movsi_1, movhi_1, movqi_1): Remove.
1738 (movsi_2): Rename to movsi_1.
1739 (movhi_2): Rename to movhi_1.
1740 (movqi_2): Rename to movqi_1.
1741 (movdi_1): Remove; remove splitter.
1742 (movdi_2): Rename to movdi_1.
1743 (divmodsi4 splitter): Do not emit clobbers for move patterns.
1744 (long move peep2): Do not create QI or HI mode mov0s
1745 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
1747 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
1750 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
1751 (abs?f2_if): Likewise.
1753 1999-11-30 Alex Samuel <samuel@codesourcery.com>
1755 * ggc.h (ggc_test_and_set_mark): New macro.
1756 (ggc_mark_rtx): Use ggc_test_and_set_mark.
1757 (ggc_mark_tree): Likewise.
1758 (ggc_mark_rtvec): Likewise.
1759 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
1761 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
1763 * dwarf2out.c (scope_die_for): Only handle types. Only search for
1765 (decl_scope_table): Just an array of trees now.
1766 (push_decl_scope): Simplify.
1767 (dwarf2out_init): Adjust.
1768 (local_scope_p): New fn.
1769 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
1770 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
1771 (gen_typedef_die): Likewise.
1772 (gen_lexical_block_die): Don't call push/pop_decl_scope.
1773 (gen_inlined_subroutine_die): Likewise.
1774 (gen_abstract_function): Set current_function_decl temporarily.
1775 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
1776 Handle block extern declarations. Don't call push/pop_decl_scope.
1777 (gen_decl_die): Fix logic for block externs.
1779 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * calls.c (special_function_p): Remove `realloc' and add `strdup'
1782 to the list of functions which have attribute malloc by default.
1784 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1786 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
1787 integer constant does not match the traditional type, limit the
1788 warnings to cases where the base of the type is ten.
1790 * invoke.texi (-Wtraditional): Document it.
1792 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1794 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
1795 * rs6000.md: Only access a CONST_INT with INTVAL
1797 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
1799 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
1800 (compute_nearerout): Likewise.
1801 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
1802 size_t to unsigned long for formatting.
1804 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1806 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
1807 Allow the user to override call-used/fixed state of %g2-5
1808 registers from the command line (with the exception of %g4 for
1810 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
1811 there is a higher chance of having a leaf function.
1812 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
1813 for ARCH64 which has %ccr register.
1814 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
1816 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
1817 insn accept into delay slot any insn which does not use %[ol]
1818 registers. Accept some LO_SUM and shift left by 1 for the normal
1820 (output_function_epilogue): Likewise.
1821 (epilogue_renumber): Added argument which inhibits any renumbering
1822 and just tests if the rtx does not use any %[ol] registers.
1823 (output_return): Reflect above change.
1825 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1827 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
1828 aggregate passing for sizes <= 16 bytes.
1830 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
1832 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
1833 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
1834 * reload.c (find_dummy_reload): Likewise.
1835 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
1836 * reload1.c (reload_as_needed): Likewise.
1837 * stupid.c (stupid_find_reg): Likewise.
1838 * tm.texi (Obsolete Register Macros): Delete section.
1839 * gmicro.h: Remove all traces of the two macros.
1844 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
1846 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
1847 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
1848 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
1849 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
1850 units for the sparclite86x chip.
1851 (flush): Revert October 14th change; add SImode specifically.
1852 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
1853 * invoke.texi: Document it.
1855 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
1857 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
1858 psimode_truncation_operand.
1860 * config/mn10200/mn10200.c (psimode_truncation_operand): New
1861 function. Return true if the operand is either a MEM valid
1862 for a PSImode address or not a MEM at all.
1864 * config/mn10200/mn10200.md (truncsipsi2): Use
1865 psimode_truncation_operand.
1867 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1869 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
1870 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
1871 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
1872 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
1873 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
1874 (flow_loop_level_compute, low_loops_level_compute): Likewise.
1875 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
1876 * basic-block.h: Protect from multiple inclusion.
1877 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
1878 (struct loops, struct loop): Define structures.
1879 * sbitmap.c (sbitmap_a_subset_b_p): New function.
1880 * sbitmap.h: Protect from multiple inclusion.
1881 (sbitmap_a_subset_b_p): Add prototype.
1882 * Makefile.in (LOOP_H): New macro.
1883 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
1885 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
1887 * cppinit.c (CAT): The argument list of this macro may not contain
1890 1999-11-29 David S. Miller <davem@redhat.com>
1892 Move quantity tables and register equivalence chains into
1893 per-qty and per-register structure arrays respectively.
1894 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
1895 qty_const_insn, qty_comparison_code, qty_comparison_const,
1896 qty_comparison_qty): Delete, replace with...
1897 (qty_table): this structure table.
1898 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
1899 (reg_eqv_table): this structure table.
1900 (make_new_qty): Add argument MODE. Caller updated.
1901 Update to use qty_table and reg_eqv_table.
1902 (make_regs_eqv, delete_reg_equiv, insert_regs,
1903 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
1904 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
1905 cse_process_notes, cse_main, cse_basic_block): Likewise.
1907 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1909 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
1910 operation if C is negative.
1911 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
1912 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
1913 law for some divisions if constant is negative and change other
1914 divisions to the opposite rounding.
1916 * expr.c (store_constructor_field): If bit position is not multiple
1917 of alignment of TARGET's mode, use BLKmode.
1919 * expr.c (expand_expr_unaligned): Add more code from full case
1920 that is needed when OP0 is in a register.
1922 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1924 * dwarfout.c (field_byte_offset): Size can be zero if there was
1927 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1929 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
1930 (associate_trees): Delete unused var TEM.
1931 (extract_muldiv): Delete unused var CANCEL_P.
1933 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
1934 (target_isinf, target_isnan, target_negative): Add return types to
1935 function definitions.
1937 1999-11-29 Bruce Korb <autogen@linuxbox.com>
1939 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
1940 * fixinc/hackshell.tpl: ditto
1941 * fixinc/fixtests.c(double_slash_test): more C++ header testing
1942 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
1944 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1946 * reload.c (push_reload): When looking for a register to put into
1947 reg_rtx, make sure all hard regs in a multi-reg register are in the
1948 right class and nonfixed.
1950 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
1951 pending_read_insns, pending_write_insns, pending_read_mems,
1952 pending_write_mems, pending_list_length, last_pending_memory_flush,
1953 last_function_call, sched_before_next_call): Move static variables
1955 (bb_ prefixed versions): Replace with single array bb_deps.
1956 (struct deps): New structure.
1957 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
1958 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
1959 argument of type "struct deps *"; use that instead of global
1960 variables. All callers changed.
1961 (init_rgn_data_dependencies): Delete function.
1962 (init_rtx_vector): Delete function.
1963 (init_deps): New function.
1965 (free_pending_lists): Simplify, we always use the bb_deps array even
1966 if only one basic block.
1967 (compute_block_backward_dependences): Likewise.
1968 (schedule_region): Likewise.
1970 (propagate_deps): New function, broken out of
1971 compute_block_backward_dependences.
1972 (compute_block_backward_dependences): Use it.
1974 * alpha.md: Delete useless patterns that tried to work around
1975 register elimination problems.
1977 * unroll.c (loop_iterations): Don't abort if iteration variable
1980 From Joern Rennecke:
1981 * reload1.c (reloads_conflict): Reverse test comparing operand
1982 numbers when testing for conflict between output/outaddr reloads.
1984 1999-11-29 David S. Miller <davem@redhat.com>
1986 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
1988 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
1990 1999-11-28 Robert Lipe <robertl@cygnus.com>
1992 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
1993 table from .fini into .dtor.
1995 1999-11-28 Anthony Green <green@cygnus.com>
1997 * tree.h (struct tree_decl): Add malloc_flag.
1998 (DECL_IS_MALLOC): Define.
1999 * c-common.c (attrs): Add A_MALLOC attribute.
2000 (init_attributes): Add this attribute to the table.
2001 (decl_attributes): Handle malloc attribute.
2002 * calls.c (special_function_p): Check for the malloc attribute.
2003 * extend.texi (Function Attributes): Document malloc attribute.
2005 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
2007 * pa.md (reload shift-add patterns): Remove.
2009 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2011 * reorg.c (dbr_schedule) Print more statistics. Corrected
2012 problem when printing info when 3 delay slots are filled.
2014 1999-11-28 Jakub Jelinek <jakub@redhat.com>
2016 * combine.c (setup_incoming_promotions): Pass an outgoing
2017 regno to FUNCTION_ARG_REGNO_P which it expects.
2019 1999-11-28 Andreas Jaeger <aj@suse.de>
2021 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
2023 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
2025 * cccp.c (do_include): Avoid initialization of automatic variable.
2027 * integrate.c (mark_stores): Function definition made void, to match
2028 previous declaration.
2029 * regclass.c (dump_regclass): Ditto.
2030 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
2032 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2034 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
2035 known to be multiple of divisor.
2037 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
2039 * combine.c (try_combine): Add code to try to merge a set of a
2040 two-word pseudo to a constant with a setting of one of those words
2043 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
2044 (split_tree): Completely rework to make more general.
2045 (make_range, fold): Call negate_expr.
2046 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
2047 (fold, associate): Call new split_tree and associate_trees.
2048 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
2050 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
2052 * loop.c (try_copy_prop): Avoid GNU C extension.
2054 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2056 * except.c (init_eh_for_function): Still zero eh_return_context,
2057 eh_return_stack_adjust, and eh_return_handler.
2059 * except.h (eh_status): Adjust documentation for x_protect_list.
2060 (begin_protect_partials): New function.
2061 * except.c (enqueue_eh_entry): Fix formatting.
2062 (get_first_handler): Add consistency check.
2063 (add_partial_entry): Adjust usage of protect_list.
2064 (emit_cleanup_handler): Save and restore ehqueue.
2065 (expand_start_all_catch): Add comment.
2066 (begin_protect_partials): New function.
2067 (end_protect_partials): Adjust usage of protect_list.
2068 (init_eh_for_function): Use xcalloc.
2070 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * c-common.c (check_format_info): Don't call a variadic function
2073 with a non-literal format string.
2075 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
2077 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
2078 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
2081 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
2084 * collect2.c (collect_wait): Likewise.
2086 * dbxout.c (dbxout_type): Likewise.
2088 * gcc.c (do_spec_1): Likewise.
2090 * genemit.c (gen_insn, gen_expand): Likewise.
2092 * genrecog.c (write_switch, write_subroutine): Likewise.
2094 * mips-tfile.c (catch_signal, botch): Likewise.
2096 * print-rtl.c (print_rtx): Likewise.
2098 * toplev.c (default_print_error_function, report_error_function,
2099 _fatal_insn): Likewise.
2101 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2103 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
2105 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2107 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
2108 operations when needed.
2109 * i386.md (fop_?f_comm): New.
2110 (fop_?f_1): Do not accept commutative operands.
2112 1999-11-25 Andreas Jaeger <aj@suse.de>
2114 * config/mips/mips.md (casesi_internal): Add missing brace.
2116 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
2118 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
2119 (splice_child_die): Handle moving a child DIE from the declaration
2120 DIE of a class to its specification.
2121 (gen_struct_or_union_type_die): Use 'complete' consistently.
2122 (gen_decl_die): Generate the virtual context DIE first.
2123 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
2125 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
2127 * config/mips/mips.md (call_value_multiple_interanal1): New.
2129 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
2131 * dwarf2out.c (free_AT, free_die): New fns.
2132 (remove_children): Call them.
2133 (output_line_info): Disable removal of duplicate notes.
2135 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
2136 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
2137 means pretend the type isn't defined.
2138 Don't defer emitting types.
2139 (gen_type_die_for_member): New fn.
2140 (gen_decl_die): Call it.
2141 (splice_child_die): New fn.
2142 (gen_member_die): Call it rather than generate duplicate dies.
2144 Defer emitting information for the abstract instance of an inline
2145 until we either inline it or emit an out-of-line copy.
2146 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
2147 from output_inline_function if DECL_ABSTRACT is also set.
2148 (block_ultimate_origin): Likewise.
2149 (gen_abstract_function): New fn.
2150 (gen_decl_die, gen_inlined_subroutine_die): Call it.
2151 (gen_subprogram_die): An abstract instance is not a declaration
2152 just because it doesn't match current_function_decl. Don't abort
2153 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
2154 has an abstract origin.
2155 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
2156 abstract instance here.
2158 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
2160 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
2161 where we need to reload fpul from a system register.
2163 1999-11-24 Andreas Jaeger <aj@suse.de>
2165 * config/mips/linux.h (CPP_PREDEFINES): Added.
2166 (LINK_SPEC): Remove -Y since this is only needed on sparc.
2168 1999-11-24 Andreas Jaeger <aj@suse.de>
2170 * config/mips/linux.h (TARGET_VERSION): Added.
2171 (HANDLE_SYSV_PRAGMA): Added.
2172 (DEFAULT_VTABLE_THUNKS): Added.
2174 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2176 * local-alloc.c (qty): New structure and static variable.
2177 (qty_phys_reg): Remove, all references changed to qty.
2178 (qty_n_refs): Likewise.
2179 (qty_min_class): Likewise.
2180 (qty_birth): Likewise.
2181 (qty_death): Likewise.
2182 (qty_size): Likewise.
2183 (qty_mode): Likewise.
2184 (qty_n_calls_crossed): Likewise.
2185 (qty_alternate_class): Likewise.
2186 (qty_changes_size): Likewise.
2187 (qty_first_reg): Likewise.
2188 (alloc_qty): Rename variable QTY to QTYNO.
2189 (finf_free_reg): Likewise.
2190 (local_alloc): Allocate qty, do not allocate the removed variables.
2192 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
2194 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
2195 when -membedded-pic is passed.
2197 * config/mips/mips.md (casesi): Handle 64-bit case too.
2198 (casesi_internal_di): New insn.
2200 * config/mips/mips.c (embedded_pic_offset): Always make the
2201 embedded-pic subtractions relative to the name of the current
2202 function by use of the magic string "..CURRENT_FUNCTION".
2203 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
2205 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
2207 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
2208 of (const_int 0), when what we really care about is
2209 whether it's a zero constant anyway.
2210 (div_trap_mips16): Likewise.
2212 1999-11-23 Mark Mitchell <mark@codesourcery.com>
2214 * loop.c (loop_optimize): Always find_loop_tree_blocks and
2215 unroll_block_trees when generating debuggable code.
2217 * tree.h (unsave_expr_1): New function.
2218 (lang_unsave): New variable.
2219 (get_callee_fndecl): New function.
2220 * tree.c (unsave_expr_now_r): New function.
2221 (lang_unsave): Define.
2222 (unsave_expr_1): Likewise.
2223 (unsave_expr_now_r): Split out from unsave_expr_now.
2224 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
2225 call unsave_expr_now_r.
2226 (get_callee_fndecl): Define.
2228 * Makefile.in (gencheck): Don't depend on lang_tree_files.
2229 (gencheck.o): Do depend on lang_tree_files.
2231 * integrate.h (copy_decl_for_inlining): New declaration.
2232 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
2233 (copy_decl_for_inlining): New function.
2234 (integrate_parm_decls): Use it.
2235 (integrate_decl_tree): Likewise.
2237 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
2239 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
2240 the second two from the first.
2241 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
2242 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
2243 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2245 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
2246 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2249 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
2251 * pa.md (call_internal_symref, call_value_internal_symref): No mode
2252 needed on the address operand.
2253 * pa.c (call_operand_address): Check for the correct mode.
2255 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
2257 * loop.c: Include "basic-block.h".
2258 (try_copy_prop, replace_loop_reg): New functions.
2259 (load_mems): Detect registers that just hold copies of the hoisted
2260 mem, and call try_copy_prop to eliminate them.
2261 * Makefile.in (loop.o): Update dependencies.
2263 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
2265 * Makefile.in (gencheck.o): Depend on gencheck.h.
2266 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
2267 (insn-peep.o): Depend on except.h and function.h.
2268 (insn-attrtab.o): Depend on RECOG_H.
2269 (insn-output.o): Depend on toplev.h and flags.h.
2270 (gengenrtl.o): Depend on real.h.
2271 (gen-protos.o): Depend on cpplib.h and cpphash.h.
2272 Unify all dependencies to be on RECOG_H rather than recog.h.
2274 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2276 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
2277 * configure.in: Try building a bi-arch 32/64-bit compiler on
2278 sparc-*-solaris2.7 and higher.
2279 * configure: Rebuild.
2281 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
2283 * config/freebsd.h: New, FreeBSD architecture independent file.
2284 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
2286 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
2287 directly by i386/freebsd.h.
2288 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
2289 independent configuration file.
2290 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
2291 directly by i386/freebsd.h.
2292 * configure: Rebuilt.
2294 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
2295 which is in the user's namespace.
2296 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
2297 `i386' which is not in our namespace.
2299 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
2301 * invoke.texi (ARM Options): Add in -mno-alignment-traps
2303 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2305 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
2306 (add_dwarf_attr, add_child_die): Just push onto the front.
2307 (reverse_die_lists): New fn.
2308 (add_sibling_attributes): Use it.
2309 (push_decl_scope): Reorganize.
2310 (add_name_and_src_coords_attributes): Don't set file and line for
2312 (gen_subprogram_die): An artificial function doesn't need to match
2314 (gen_compile_unit_die): Return the generated die. Only add
2315 AT_comp_dir if the filename is relative.
2316 (remove_AT): Simplify loop. Also free string values.
2317 (output_die): A DIE ref can't be null.
2318 (output_value_format, value_format): Take a dw_attr_ref.
2319 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
2320 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2321 AT_addr, AT_lbl): New fns.
2322 (various): Use them.
2323 (various): Constify.
2325 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2327 * combine.c (combine_simplify_rtx): When handling a SUBREG,
2328 take SUBREG_WORD into account.
2329 (if_then_else_cond): Likewise.
2331 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2333 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
2334 clause from BSD license, pursuant with
2336 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
2338 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
2340 * loop.c (load_mems): Reformat slightly.
2341 * basic-block.h (regset_head): New typedef.
2342 (INIT_REG_SET): New macro.
2344 1999-11-22 Bruce Korb <autogen@linuxbox.com
2346 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
2347 (mips-dec-bsd*): non-functional code
2348 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
2350 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
2351 added three replacement fixes
2352 (no_double_slash): removed comments that are not (any longer) pertinent
2353 (bad_lval): this fix currently runs against many files.
2354 The comment seems to indicate that we should select for files
2355 containing 'pragma extern_prefix'.
2357 * fixinc/fixinc.x86-linux-gnu: deleted
2358 * fixinc/inclhack.sh: regen
2359 * fixinc/fixincl.x: regen
2360 * fixinc/fixincl.sh: regen
2362 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
2364 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
2365 its code is INSN and it has no notes.
2367 1999-11-22 Andrew Haley <aph@cygnus.com>
2369 * varasm.c (function_defined): Remove.
2370 (make_function_rtl): Don't set function_defined.
2371 (make_decl_rtl): Remove global register warning.
2372 * regclass.c (no_global_reg_vars): New variable.
2373 (globalize_reg): Warn if function has already been defined.
2374 (regclass_init): Set no_global_reg_vars.
2376 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2378 * regclass.c (reg_pref): New structure and static variable
2379 (prefclass): Delete.
2381 (all uses of prefclass and altclass): Use reg_pref instead.
2383 1999-11-21 Nick Clifton <nickc@cygnus.com>
2385 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
2387 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
2388 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2389 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2391 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
2393 * varasm.c (output_constructor): Solve problem with long long
2394 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
2396 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2398 * global.c (allocno): New structure and static variable.
2399 (allocno_reg): Remove, all references replaced by allocno.
2400 (allocno_size): Likewise.
2401 (hard_reg_conflicts): Likewise.
2402 (hard_reg_preferences): Likewise.
2403 (hard_reg_copy_preferences): Likewise.
2404 (hard_reg_full_preferences): Likewise.
2405 (regs_someone_prefers): Likewise.
2406 (allocno_calls_crossed): Likewise.
2407 (allocno_n_refs): Likewise.
2408 (allocno_live_length): Likewise.
2409 (find_reg): Rename ALLOCNO to NUM.
2411 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
2413 (may_move_out_cost): New variable.
2414 (init_reg_sets_1): Initialize may_move_out_cost.
2415 (record_reg_classes): Use may_move_out_cost.
2417 * regclass.c (dump_regclass): New function.
2418 (regclass): New parameter DUMP, call DUMP_REGCLASS.
2419 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
2420 pass rtl_dump_file to regclass.
2421 * rtl.h (regclass): Update prototype.
2423 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2425 * i386.md (neg, not and abs patterns): Revmap to use
2426 ix86_expand_unary_operator and ix86_unary_operator_ok.
2427 (add?f and sub?f expanders): Force operand 1 to register.
2428 * i386.c (ix86_expand_unary_operator): Rewrite.
2429 (ix86_unary_operator_ok): Ensure that memory operands
2431 (ix86_binary_operator_ok): Do not allow operand 1 to
2432 come into memory and operand 0 not.
2433 (ix86_expand_binary_operator): Ensure that
2434 src1 is not non-matching memory.
2436 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
2437 to support integer registers and memory.
2438 (abss?2_integer): Likewise.
2440 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
2441 (REG_CLASS_NAMES): Likewise.
2442 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
2444 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
2445 (movsf): Likewise; unify 4th and 5th alternative.
2447 (movdf_1): Likewise; rename to movdf_integer.
2448 (pushxf): Likewise; rename to pushxf_integer; fix output template;
2449 remove redundant splitter.
2450 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
2451 (movdf_nointeger): New.
2452 (movxf_nointeger): New.
2453 (pushxf_nointeger): New.
2455 * i386.md (extend?f?f): Split to expander and pattern, refuse two
2456 memory operands in patterns.
2457 (fop*): Refuse two memory operands.
2459 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
2460 on !TARGET_USE_CLTD CPUs.
2462 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
2464 * extend.texi: Document C++ restricted pointers and references.
2466 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
2468 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
2469 (invalidate_skipped_set): Call it unconditionally.
2470 (cse_set_around_loop): Likewise.
2472 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2474 * rtl.texi (mem): Add documentation for alias-set argument
2477 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2479 * i386.h (struct_processor_costs): New fields int_load, int_store,
2480 fp_move, fp_load and fp_store
2481 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
2483 (MEMORY_MOVE_COST): New macro.
2484 * i386.c (386_cost): Define new fields.
2485 (i486_cost): Likewise.
2486 (pentium_cost): Likewise.
2487 (pentiumpro_cost): Likewise.
2488 (k6_cost): Likewise.
2490 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
2491 Geoffrey Keating <geoffk@cygnus.com>
2493 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
2495 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
2498 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
2499 (TARGET_STRICT_ALIGNMENT): New macro.
2500 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
2501 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
2502 * invoke.texi (M680x0 Options): Document -mstrict-align.
2504 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
2505 Richard Henderson <rth@cygnus.com>
2507 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
2508 (ix86_split_long_move): Declare.
2509 * i386.c (split_xf, ix86_split_movdi): Remove.
2510 (ix86_split_to_parts, ix86_split_long_move): New.
2511 * i386.md (dimode move splitters): Use ix86_split_long_move.
2512 (dfmode move splitters): Likewise.
2513 (xfmode move splitters): Likewise.
2514 (movsf_1): Allow F->r.
2515 (movdf_1, movxf_1): Allow F->ro.
2517 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2519 * except.h (struct eh_entry): Add goto_entry_p.
2520 (eh_region_from_symbol): Remove prototype.
2521 * except.c (find_func_region_from_symbol): New function.
2522 (emit_cleanup_handler): Likewise.
2523 (eh_region_from_symbol): Make it static.
2524 (add_new_handler): Verify the argument.
2525 (find_func_region): Update comment.
2526 (expand_eh_region_end): Expand handlers here, rater than waiting
2527 until expand_leftover_cleanups or start_all_catch.
2528 (expand_leftover_cleanups): Don't expand here.
2529 (expand_start_all_catch): Or here.
2530 (expand_rethrow): Check the return value from find_func_region.
2531 * function.c (expand_function_end): Emit the catch_clauses.
2533 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
2535 * integrate.c (expand_inline_function): Add necessary check for NULL.
2537 1999-11-18 Nick Clifton <nickc@cygnus.com>
2539 * toplev.c (main): Correctly detect an unrecognised option.
2541 * cppinit.c (cpp_handle_option): Do not claim to have consumed
2542 a -f option if it has not been recognised.
2544 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
2546 * basic-block.h (update_life_extent): Remove trailing comma on
2547 enumeration type list.
2549 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2551 * varasm.c (output_constructor) Solved problem with long long
2552 bitfields. Corrected calculating this_time and shift. Also
2553 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
2555 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
2557 * flow.c (split_edge): Take looping structure into account when
2558 determining where to put the new block note.
2560 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
2562 * Makefile.in (ggc-none.o): Provide host specific version if
2565 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
2567 * cse.c (delete_trivially_dead_insns): Identify no-op insns
2568 containing subregs too.
2570 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2572 * invoke.texi: Add documentation for -muninit-const-in-rodata.
2573 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
2574 (TARGET_UNINIT_CONST_IN_RODATA): Define.
2575 (text_section): Add switches -munint-const-in-rodata and
2576 -mno-uninit-const-in-rodata.
2577 (ASM_OUTPUT_COMMON): Remove.
2578 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
2579 const objects should be placed in read-only data. Otherwise declare
2582 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
2584 * jump.c (jump_optimize_1): Revert last change.
2586 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
2588 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
2589 test if optimizing for size.
2591 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2593 * Makefile.in (toplev.o): Depend on except.h.
2594 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
2596 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2598 * i386.md (divmodsi4): Rewrite to expander.
2599 (*divmodsi4_nocltd): New.
2600 (*divmodsi4_cltd): New.
2601 (divmodsi4 splitter): Handle the case when input comes in edx.
2602 (udivmodhi4): Do not use constraints in exander.
2603 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
2605 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
2607 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
2608 for the common case.
2610 1999-11-16 Jakub Jelinek <jakub@redhat.com>
2612 * explow.c (hard_function_value): Add outgoing argument.
2613 * expr.h (hard_function_value): Declare it.
2614 * calls.c (expand_call, emit_library_call_value): Update callers.
2615 * function.c (aggregate_value_p): Ditto.
2616 (diddle_return_value): Must look at the outgoing registers
2617 on archs with register windows.
2619 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
2621 * alpha.c (alpha_build_va_list): Use make_lang_type and
2622 initialize TYPE_NAME for the va_list record.
2624 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
2626 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
2628 * ggc.h (struct ggc_statistics): Rearrange elements for better
2629 packing on 64-bit hosts.
2630 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
2631 (compute_nearerout): Likewise.
2633 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
2635 * config/rs6000/rs6000.c (first_reg_to_save): Save
2636 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
2638 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
2640 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
2641 notion of nesting to find the DIE for a type or function.
2642 DIEs can go in limbo even if we got a context_die.
2643 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
2644 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
2646 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
2647 (gen_type_die): Writing out the context doesn't cause member class
2648 template instantiations to be written out as well.
2650 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
2652 * rs6000.h (ASM_OUTPUT_DEF): New.
2653 Based on proposed addition from David Edelsohn.
2655 1999-11-15 Robert Lipe <RobertLipe@usa.net>
2656 Bruce Korb <autogen@linuxbox.com>
2658 * fixinc/inclhack.def
2659 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
2660 (unixware7_byteorder_fix): added. Removes conflicts for new defs
2662 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
2663 (svr4_endian): enabled with SVR5
2664 (svr4_mkdev): simplified syntax and enabled with SVR5
2666 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
2668 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
2669 * configure: Rebuilt.
2670 * config/t-freebsd-thread: New file.
2672 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
2674 * i386.c (ix86_decompose_address): Verify the base is a REG
2675 before trying to examine its register number.
2677 * basic-block.h: Remove all #defines and prototypes related to
2679 (free_bb_mem, compute_preds_succs): Remove prototype.
2680 * rtl.h (free_bb_mem): Remove prototype.
2681 * flow.c (alloc_int_list_node); Remove function.
2682 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
2683 (compute_preds_succs, free_bb_mem): Likewise.
2684 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
2685 * toplev.c (rest_of_compilation): Likewise.
2686 * haifa-sched.c (build_control_flow): Use flow generated edge
2687 list to build the haifa specific edge list.
2688 (find_rgns): Use new CFG data structures instead of pred/succ lists.
2689 (schedule_insns): Do not build pred/succ lists anymore. Instead
2690 build the edge table.
2692 * basic-block.h (dump_bb_data): Remove declaration.
2693 * flow.c (dump_bb_data): Remove function.
2694 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
2695 (sbitmap_union_of_predsucc): Likewise.
2697 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
2698 argument. All callers changed.
2699 (delete_null_pointer_checks_1): No longer need to compute the
2702 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
2703 All callers changed.
2704 (pre_expr_reaches_here_p_work): Likewise.
2705 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
2706 * lcm.c (compute_laterin): Fix initialization of LATER.
2707 (compute_nearerout): Similarly for NEARER.
2709 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2711 * cse.c (set_nonvarying_address_components): Delete unused function.
2712 (refers_to_p): Likewise.
2714 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
2716 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
2719 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2721 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
2722 definition in do while (0).
2724 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
2726 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
2728 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
2730 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
2732 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
2734 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
2735 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
2736 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
2737 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
2739 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
2740 saved on the stack. Output more accurate stack frame statistics
2741 into assembler file.
2743 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
2745 * genextract.c (record_insn_name): New function.
2746 (get_insn_name): No longer a stub.
2747 (main): Call record_insn_name for each insn. After each label
2748 written, print the insn name in a comment.
2750 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2752 * output.h (const_section, init_section, fini_section): Add
2755 * alpha/elf.h (const_section): Delete declaration.
2757 * svr4.h (const_section): Likewise.
2759 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
2761 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
2762 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
2763 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
2765 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
2766 variable-sized array bounds.
2768 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
2770 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
2773 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2775 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
2776 addresses the same way GO_IF_LEGITIMATE_INDEX does.
2778 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2780 * cse.c (hash_arg_in_struct): Delete.
2781 (struct table_elt): Delete elt in_struct.
2782 (struct set): Delete elt src_in_struct.
2783 (merge_equiv_classes): Don't set either hash_arg_in_struct or
2784 the corresponding in_struct elts.
2785 (canon_hash): Likewise.
2786 (safe_hash): Likewise.
2787 (find_best_addr): Likewise.
2788 (record_jump_cond): Likewise.
2789 (cse_insn): Likewise.
2791 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
2793 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
2795 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
2798 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
2800 * function.c (diddle_return_value): Put back check that the DECL_RTL
2801 for the function is a register.
2803 * function.c (diddle_return_value): Use hard_function_value to
2804 get an rtx suitable for use in the USE/CLOBBER insn.
2806 * global.c (global_conflicts): Update comments.
2807 (record_conflicts): No need to record conflicts between pseudos here.
2809 1999-11-11 Bruce Korb <autogen@linuxbox.com>
2811 * fixinc/fixincl.c: Added verbose levels for status messages
2813 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2815 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
2816 operand as argument to expand_and or expand_binop.
2818 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
2820 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
2821 gcc_add_string_root.
2823 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
2825 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
2827 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
2829 * flow.c (compute_flow_dominators): Initially put all blocks on
2831 * lcm.c (compute_antinout_edge, compute_available): Similarly.
2832 * gcse.c (compute_cprop_avinout): Remove.
2833 (compute_cprop_data): Use compute_available.
2834 (delete_null_pointer_checks_1): Use compute_available.
2836 * basic-block.h (compute_available): Returns a void now.
2837 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
2838 to return a value anymore.
2839 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
2840 worklists. Fix boundary cases. Compute maximal solutions.
2841 (compute_laterin, compute_nearerout): Similarly.
2843 * dwarf2out.c (add_AT_location_description): Allow
2844 (mem (plus (pseudo) (...)) too.
2846 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
2848 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
2850 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
2851 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2853 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
2855 * gansidecl.h: Likewise.
2861 * toplev.h: Likewise.
2867 * varray.c: Likewise.
2869 * varray.h: Likewise.
2871 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
2873 * gcov.c (struct arcdata): Add hits and total, remove prob.
2874 (output_branch_counts): New.
2875 (process_args): Set output_branch_counts if -c.
2876 (calculate_branch_probs): Store hits and total instead of
2878 (output_data): Emit counts if output_branch_counts is true.
2879 * gcov.texi (Invoking Gcov): Document -c switch..
2881 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
2883 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
2884 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
2886 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
2888 * invoke.texi (C Dialect Options): Add missing builtins from
2890 * extend.texi (Other Builtins): Copy to this list.
2892 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2894 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
2895 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
2898 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
2900 * flow.c (compute_flow_dominators): No longer treat basic block 0
2901 or (n_basic_blocks - 1) specially. Clear the AUX field before
2902 starting computation of doms/pdoms. Fix initial state for pdoms.
2904 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2906 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
2907 match rtl.o's: added ggc.h and toplev.h
2908 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
2909 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
2910 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
2912 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
2914 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
2915 from HAVE_DOS_BASED_FILESYSTEM.
2916 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
2917 HAVE_DOS_BASED_FILESYSTEM.
2919 (split_directories): Only special-case DOS file names if
2920 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
2921 instead of explicit tests. Conditionalize on !VMS.
2922 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
2923 tests. Conditionalize on !VMS.
2924 (process_command): Only use make_relative_prefix if !VMS.
2925 (free_split_directories): Conditionalize on !VMS.
2926 (DIR_UP): Conditionalize on !VMS.
2928 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
2930 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
2932 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
2934 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
2937 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
2939 * invoke.texi (Environment Variables): Document relative path
2941 * gcc.c (DIR_UP): If not defined, define as "..".
2942 (standard_bindir_prefix): New static, holds target location to
2944 (split_directories): New function to split a filename into
2945 component directories.
2946 (free_split_directories): New function, release memory allocated
2947 by split_directories.
2948 (make_relative_prefix): New function, make a relative pathname if
2949 the compiler is not in the expected location.
2950 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
2951 can figure out an appropriate prefix from argv[0].
2952 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
2953 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
2954 STANDARD_BINDIR_PREFIX.
2956 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2958 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
2960 * config/c4x/c4x.h: Moved prototypes to c4x.h.
2961 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
2962 c4x_secondary_memory_needed) Delete.
2963 (fp_zero_operand): Add mode argument.
2965 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
2967 * reload1.c (reload_reg_free_for_value_p): Don't use a register
2968 that is in reload_reg_used.
2970 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
2972 * config/arm/arm-protos.h: New file: Prototypes for functions
2973 defined in arm.c and pe.c.
2974 * config/arm/arm.h: Fix compile time warnings.
2975 * config/arm/arm.c: Fix compile time warnings.
2976 * config/arm/pe.h: Fix compile time warnings.
2977 * config/arm/aout.h: Fix compile time warnings.
2979 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
2981 * config/m32r/m32r-protos.h: New file: Prototypes for functions
2984 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
2985 Add support for subtargets.
2986 Add prototypes for new predicates.
2987 Add scheduling macros.
2989 * config/m32r/m32r.c: Fix compile time warnings.
2990 (int8_operand): New predicate function.
2991 (reg_or_cmp_int16_operand): New predicate function.
2992 (extend_operand): New predicate function.
2993 (m32r_adjust_code): New scheduling function.
2994 (m32r_adjust_priorty): New scheduling function.
2995 (m32r_sched_init): New scheduling function.
2996 (m32r_sched_reorder): New scheduling function.
2997 (m32r_sched_variable_issue): New scheduling function.
2998 (direct_return): New codegen function.
2999 (m32r_not_same_reg): New rtl testsing function.
3001 * config/m32r/m32r.md: Fix compile time warnings.
3002 Add support for pre decrement and post increment memory
3007 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3009 * global.c (EXECUTE_IF_CONFLICT): Don't define.
3010 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
3011 (find_reg): Likewise.
3013 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
3015 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
3016 to avoid assembler errors.
3018 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
3020 * config/v850/v850-protos.h: New file: Prototypes for functions
3022 * config/v850/v850.h: Move prototypes to v850-protos.h
3023 * config/v850/v850.c: Move prototypes to v850-protos.h
3024 * config/v850/v850.md: Fix compile time warnings.
3026 * config/fr30/fr30-protos.h: New file: Prototypes for functions
3028 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
3029 * config/fr30/fr30.c: Fix compile time warnings.
3030 * config/fr30/fr30.md: Fix compile time warnings.
3032 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
3034 * tree.h (get_containing_scope): Declare it.
3035 * tree.c (get_containing_scope): New fucntion.
3036 (decl_function_context): Use it.
3037 * toplev.c (rest_of_compilation): Use get_containing_scope.
3039 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3041 * Makefile.in (rtl.o): Depend on toplev.h.
3043 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
3045 * cse.c (delete_trivially_dead_insns): Replace alloca with
3047 * except.c (update_rethrow_references): Likewise.
3048 (init_eh_nesting_info): Likewise.
3049 * function.c (identify_blocks): Likewise.
3050 * gcse.c (dump_hash_table): Likewise.
3051 * graph.c (print_rtl_graph_with_bb): Likewise.
3052 * loop.c (combine_movables): Likewise.
3053 (move_movables): Likewise.
3054 (count_loop_regs_set): Likewise.
3055 (strength_reduce): Likewise.
3056 * profile.c (compute_branch_probabilities): New function, split
3058 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
3059 * regclass.c (regclass): Likewise.
3060 * regmove.c (regmove_optimize): Likewise.
3061 * toplev.c (compile_file): Likewise.
3062 (main): Don't mess with the stack rlimit.
3064 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
3066 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
3067 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
3069 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
3071 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
3073 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
3075 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
3076 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
3079 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
3081 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
3083 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
3085 * gcse.c (post_dominators): Kill.
3086 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
3087 (compute_code_hoist_data): Use compute_flow_dominators. Do not
3088 pass in a pdom array since we do not need pdoms.
3089 * haifa-sched.c (schedule_insns): Similarly.
3090 * flow.c (compute_dominators): Remove dead function.
3091 (compute_flow_dominators): Do not compute doms or pdoms if the
3092 caller does not request them. Split up loop to build doms and
3093 pdoms. Use a worklist to compute doms and pdoms.
3094 * basic-block.h (compute_dominators): Remove prototype.
3096 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
3098 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
3099 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
3100 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
3101 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
3102 (cant_move, fed_by_spec_load, is_load_insn): Remove.
3103 (schedule_region): Remove unused variable.
3104 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
3106 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
3108 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
3109 (update_equiv_regs): Likewise.
3110 (block_alloc): Likewise.
3111 * reg-stack.c (reg_to_stack): Likewise.
3112 (convert_regs_2): Likewise.
3113 * reload1.c (reload_as_needed): Likewise.
3115 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
3117 * Makefile.in (dbxout.o): Depend on ggc.h.
3118 (dwarf2out.o): Likewise.
3119 (xcoffout.o): Likewise.
3120 * dbxout.c: Include ggc.h.
3121 (dbxout_init): Register lastfile as a root.
3122 * dwarf2out.c: Include ggc.h.
3123 (dwarf2out_line): Register lastfile as a root.
3124 * xcoffout.c: Include ggc.h.
3125 (xcoffout_source_line): Register xcoff_lastfile as a root.
3127 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
3129 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
3131 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
3133 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
3135 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3137 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3139 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
3140 (EXECUTE_IF_CONFLICT): Likewise.
3141 (ALLOCNO_LIVE_P): Avoid signed division.
3142 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
3143 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
3144 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
3146 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
3148 * haifa-sched.c (schedule_block): Don't crash if there's no
3149 next insn for an interblock movement.
3150 (add_branch_dependences): Don't allow clobber insns to move either.
3152 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
3154 * i386.c (split_xf): New.
3155 * i386-protos.h: Declare it.
3156 * i386.md (movxf_1): Add general regs alternatives.
3157 (movxf_1+1): New splitter for same.
3159 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
3161 * function.c (purge_addressof_1): Add missing return values.
3163 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
3165 * function.c (is_addressof): New function. Returns true if
3166 the given piece of RTL is an ADDRESSOF.
3167 (purge_addressof_1): Make boolean. Return false if the
3168 ADDRESSOFs could not be purged.
3169 (purge_addressof): If ADDRESSOFs could not be purged from the
3170 notes attached to an insn, remove the offending note(s),
3171 unless they are attached to a libcall.
3173 1999-11-05 Andreas Jaeger <aj@suse.de>
3175 * genoutput.c (null_operand =): Initialize all fields.
3177 * errors.h: Add extern to prototypes.
3179 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
3181 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
3182 * configure: Rebuilt.
3184 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3186 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
3187 (mirror_conflicts): New function.
3188 (global_alloc): Call it.
3189 (expand_preferences): Remove redundant CONFLICTP test.
3190 (find_reg, dump_conflicts): Likewise.
3191 (prune_preferences): Process conflicts one word at a time.
3193 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
3195 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
3196 instead of an explicit loop.
3198 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
3200 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
3201 if REG_RETVAL check succeeds, then put classp in src_elt.
3203 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
3205 * function.c (pad_to_arg_alignment): Only update argument_pad
3206 if the argument's alignment is greater than STACK_BOUNDARY.
3208 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
3210 * bitmap.h (BITMAP_XFREE): New.
3211 * flow.c (life_analysis): Use it.
3212 (life_analysis_1): Free blocks.
3214 * combine.c (undo_commit): New.
3215 (try_combine): Use it. Don't zap undobuf.undos.
3216 (combine_instructions): Don't zap undobuf.undos; free the
3219 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
3221 * stmt.c (cost_table_): New.
3222 (estimate_case_costs): Use it instead of xmalloc.
3224 * toplev.c (compile_file): Reuse dumpname memory instead
3227 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
3229 * reg-stack.c (convert_regs_1): Initialize target_stack->top
3230 after verifying an EH edge.
3232 * haifa-sched.c (init_rgn_data_dependences): Correctly
3233 size bb_pending_lists_length when zeroing.
3235 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
3237 * function.c (diddle_return_value): New.
3238 (expand_function_end): Use it.
3239 * stmt.c (expand_null_return): Likewise.
3240 (expand_value_return): Likewise.
3242 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
3244 * reload1.c (reload): Don't remove return value clobbers.
3246 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
3248 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
3250 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
3252 * cse.c (cse_main): Use xmalloc, not alloca.
3253 (cse_basic_block): Likewise.
3254 * local-alloc.c (local_alloc): Likewise.
3256 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
3257 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3259 * rtl.c: Include toplev.h.
3260 (fatal): Remove declaration.
3262 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
3264 * haifa-sched.c (schedule_block): Fix thinko.
3266 1999-11-03 James McKelvey <mckelvey@fafnir.com>
3268 * fixinc/fixincl.c(create_file): Allow for systems that do not have
3269 S_IR* defined values
3271 1999-11-03 Philippe De Muyter <phdm@macqel.be>
3273 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
3274 call `malloc' instead.
3276 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
3278 * flags.h (flag_renumber_insns): Declare.
3279 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
3281 * rtl.h (renumber_insns): Change prototype.
3282 * toplev.c (flag_renumber_insns): Define.
3283 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
3285 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
3287 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
3288 and fpsqrtd. Use them and create fdiv function unit to more
3289 accurately represent fpu sqrt pipeline semantics on UltraSparc.
3290 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
3292 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
3294 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
3296 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
3297 insn into ready list, do not use just a raw swap.
3299 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
3301 * rtl.h (renumber_insns): New function.
3302 (remove_unnecessary_notes): Likewise.
3303 * emit-rtl.c (renumber_insns): Define.
3304 (remove_unncessary_notes): Likewise.
3305 * toplev.c (rest_of_compilation): Remove dead code.
3306 Use renumber_insns and remove_unncessary_notes.
3308 * gcse.c (struct null_pointer_info): New type.
3309 (get_bitmap_width): New function.
3310 (current_block): Remove.
3311 (nonnull_local): Likewise.
3312 (nonnull_killed): Likewise.
3313 (invalidate_nonnull_info): Take a null_pointer_info as input.
3314 (delete_null_pointer_checks_1): New function.
3315 (delete_null_pointer_checks): Use it.
3317 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
3318 (split_edges): Likewise.
3319 (schedule_block): Likewise.
3320 (compute_block_backward_dependencies): Likewise.
3321 (schedule_region): Likewise.
3322 (schedule_insns): Likewise.
3324 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
3326 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
3327 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
3328 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
3329 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
3330 * jump.c (delete_unreferenced_labels): Don't delete if
3331 LABEL_ALTERNATE_NAME is set.
3332 * print-rtl.c (print_rtx): Dump alternate name.
3333 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
3334 * rtl.h (LABEL_ALTERNATE_NAME): Define.
3335 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
3336 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
3338 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3340 * fix-header.c (recognized_extern, recognized_function): Constify
3343 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
3344 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3345 (compute_available): Remove unused variable `last'.
3346 (compute_nearerout): Remove unused variable `temp_bitmap'.
3347 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3348 Remove unused variable `x'.
3350 * scan.h (recognized_function, recognized_extern): Constify a
3353 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
3355 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3357 * varasm.c (decode_rtx_const): Use XSTR to access the string
3360 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
3362 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
3364 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3366 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
3368 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
3370 * pa.c (ireg_operand): New function.
3371 * pa.h (PREDICATE_CODES): Handle ireg_operand.
3372 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
3373 Fix out of date comment.
3375 * pa.md (negdi2): Turn into expander + anonymous pattern.
3377 * reload.c (find_reloads): Fix typos in recent change.
3379 * dwarf2out.c: Do not include ctype.h.
3381 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3383 * regclass.c (record_reg_classes): Always use may_move_cost when
3384 seeing how operand fits with various register classes.
3386 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
3388 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
3389 * toplev.c: Revert Nov 1 13:22 change.
3391 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
3393 * config/pa/pa.md (height reduction patterns): Add checks for
3394 overlapping operands to avoid semantic-destroying splits for
3395 height reduction patterns.
3397 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3399 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
3400 have been an hyphen, fixed.
3401 * configure: Rebuilt.
3403 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
3405 * config/arm/tpe.h: Add prototypes for exported functions.
3406 * config/arm/pe.c: Fix compile time warnings.
3407 * config/arm/semi.h: Fix compile time warnings.
3408 * config/arm/arm.c: Fix compile time warnings.
3409 * config/arm/arm.h: Fix compile time warnings.
3410 * config/arm/arm.md: Fix compile time warnings.
3411 * config/arm/thumb.c: Fix compile time warnings.
3412 * config/arm/thumb.h: Fix compile time warnings.
3413 * config/arm/thumb.md: Fix compile time warnings.
3415 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
3417 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
3420 * unroll.c (unroll_loop): Remove LOOP notes when loop is
3421 completely unrolled.
3423 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3425 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
3427 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
3429 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
3430 * rtl.h (rtx_equal_p): Move prototype.
3431 * rtl.c (rtx_equal_function_value_matters): Move from
3433 (rtx_equal_p): Likewise.
3434 * rtlanal.c (rtx_equal_function_value_matters): Delete.
3435 (rtx_equal_p): Likewise.
3437 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3439 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
3442 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
3444 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
3446 * pa.h (ADDR_VEC_ALIGN): Define.
3448 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
3449 notes when presented with "if (foo) break; end_of_loop" and
3450 the break sequence gets moved out of the loop.
3452 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
3453 Remove explicit zero initializations of entries within MAP.
3455 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
3457 * reg-stack.c (convert_regs_1): Handle EH edges specially.
3459 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
3461 * bitmap.h (BITMAP_XMALLOC): New macro.
3462 * flow.c (CLEAN_ALLOCA): Remove.
3463 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
3464 (life_analysis): Likewise.
3465 (update_life_info): Don't use CLEAN_ALLOCA.
3466 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
3467 (calculate_global_regs_live): Likewise.
3468 (print_rtl_with_bb): Likewise.
3469 (verify_flow_info): Likewise.
3470 * global.c (global_alloc): Likewise.
3471 (global_conflicts): Likewise.
3472 * integrate.c (save_for_inline_nocopy): Likewise.
3473 (expand_inline_function): Likewise.
3474 * jump.c (jump_optimize_1): Likewise.
3475 (duplicate_loop_exit_test): Likewise.
3476 (thread_jumps): Likewise.
3477 * loop.c (loop_optimize): Likewise.
3478 (combine_givs): Likewise.
3479 (recombine_givs): Likewise.
3480 * reorg.c (dbr_schedule): Likewise.
3481 * unroll.c (unroll_loop): Likewise.
3483 * combine.c (combine_instructions): Use xmalloc instead of alloca.
3485 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
3487 * toplev.c (rest_of_compilation): Don't optimize the CFG
3488 when rebuilding, just before dbr.
3490 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3492 * output.h (assemble_end_function, assemble_destructor,
3493 assemble_constructor, assemble_gc_entry, assemble_global,
3494 assemble_label, output_constant_pool) Constify a char*.
3496 * varasm.c (assemble_destructor, assemble_constructor,
3497 assemble_gc_entry, assemble_end_function, assemble_global,
3498 assemble_label, output_constant_pool): Likewise.
3500 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
3502 * config/arm/thumb.c (thumb_expand_prologue): Add comments
3503 explaining what is goin on in this function.
3505 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3507 * regclass.c (record_reg_classes): In matching case, recompute
3508 costs since the direction of movement is different.
3510 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3512 * resource.c (mark_target_live_regs): For unconditional branches,
3513 the resources found at the branch target should be added to the
3514 resources found so far, not intersected.
3516 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
3518 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
3520 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
3521 (sys/mman.h): Include this file only if #HAVE_MMAP.
3522 (run_compiles): Initialize `esac_fmt' with one old KR string, not
3523 with automatically concatenated ANSI strings.
3525 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
3527 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
3528 (DIV_ROUND_UP): Robustify.
3529 (ggc_recalculate_in_use_p): New function.
3530 (release_pages): Don't inline it.
3531 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
3533 (ggc_pop_context): Use ggc_recalculate_in_use_p.
3534 (clear_marks): Always save in_use_p.
3535 (sweep_pages): Use ggc_recalculate_in_use_p.
3536 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
3537 Release pages before counting statistics.
3539 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
3541 * toplev.c (rest_of_compilation): Fix thinko in this change:
3543 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3545 (rest_of_compilation): If inside an inlined external function,
3546 pretend we are just being declared.
3548 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
3550 * flow.c (calculate_global_regs_live): Fix thinko.
3552 * integrate.c (expand_inline_function): Fix bugs in previous
3553 change from Oct 28, 1999.
3555 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
3557 * stmt.c (expand_value_return): Fix typo in this change:
3559 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3560 (expand_value_return): Correctly convert VAL when promoting function
3561 return; support RETURN_REG being a PARALLEL.
3563 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
3565 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
3567 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3569 * hard-reg-set.h (reg_names): Constify a char*.
3571 * regclass.c (reg_names): Likewise.
3573 * regs.h (reg_names): Likewise
3575 * a29k/a29k.c (reg_names): Delete declaration.
3577 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
3579 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
3580 arc_output_function_epilogue): Likewise.
3582 * elxsi/elxsi.c (reg_names): Likewise.
3584 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
3586 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
3589 * m88k/m88k.c (output_function_profiler): Likewise.
3591 * sparc/sparc.c (sparc_flat_output_function_prologue,
3592 sparc_flat_output_function_epilogue): Likewise.
3594 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
3596 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
3597 warning from -Wuninitialized and put it under -W.
3598 * function.c (uninitialized_vars_warning): Warn only when the
3599 corresponding flag is set.
3601 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
3603 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
3604 is nonzero and the single set does not have an elt, then assign
3607 * simplify-rtx.c: New file.
3608 * Makefile.in (OBJS): Add simplify-rtx.o
3609 (simplify-rtx.o): Add dependencies.
3610 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
3611 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
3612 (cse_gen_binary, simplify_unary_operation): Delete.
3613 (simplify_binary_operation, simplify_plus_minus): Likewise.
3614 (check_fold_consts, simplify_relation_operation): Likewise.
3615 (simplify_ternary_operation): Likewise.
3616 (delete_trivially_dead_insns): Simplify the contents of the
3617 REG_EQUAL note before trying to substitute it into the source
3618 of the reg-reg copy at the end of a libcall sequence.
3620 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
3621 references/callers changed.
3623 * mn10200.c (mn10200_va_arg): Force the return value into a
3626 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
3628 * cccp.c (macroexpand): Avoid out of range accesses for omitted
3631 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
3633 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
3635 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
3637 * fold-const.c (fold): Fix thinko when optimizing comparisons
3640 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
3642 * gcc.texi (Passes): Update front-end files to their current
3645 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
3647 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
3648 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3649 (PREDICATE_CODES): Add addition_operation.
3650 * alpha-protos.h (addition_operation): Declare.
3651 (secondary_reload_class): Likewise.
3652 * alpha.c (addition_operation): New.
3653 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
3654 * alpha.md (adddi3): Turn into expander.
3655 (*lda, *adddi_2): New.
3656 (movsf, movdf patterns): Don't preference integer regs.
3657 (movsi, movdi patterns): Don't preference fp regs.
3659 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
3661 * genrecog.c (write_switch): Check for duplicate CODE cases.
3663 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
3665 * ggc-common.c: Update pre-function commentary.
3666 * ggc-page.c: Likewise.
3668 (poison_pages): Use memset directly.
3669 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
3670 (ggc_collect): Poison before sweeping.
3671 * ggc-simple.c: Update pre-function commentary.
3672 (ggc_alloc_obj): Poison non-zeroed memory.
3674 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
3676 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
3677 match format string, even on 64-bit hosts.
3678 * gcc-page.c (ggc_page_print_statistics): Likewise.
3680 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
3682 * config/i386/i386.c (ix86_cpu): Revert last patch.
3683 * config/i386/i386.h (ix86_cpu): Ditto.
3685 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
3687 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
3688 TYPE_SIZE, convert type of result to sizetype.
3690 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
3692 * flow.c (count_or_remove_death_notes): Equate NULL with the
3695 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
3696 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
3699 * i386.c (pic_label_no): Delete.
3700 (ix86_attr_length_default): Don't use single_set to peek
3703 * recog.c (peephole2_optimize): Allow recog_next_insn to index
3704 the first insn after bb->end.
3705 * i386.md (push mem peeps): Scratch is live after evaluation
3707 (cmp mem peep): Similarly.
3709 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
3711 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
3712 * function.c (pad_to_arg_alignment): Add missing braces.
3714 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3716 * alpha/alpha-protos.h (literal_section): Add prototype.
3717 (alpha_need_linkage, alpha_start_function,alpha_end_function):
3720 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
3722 (alpha_start_function, alpha_end_function, float_strings,
3723 alpha_need_linkage): Constify a char*
3725 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
3727 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
3729 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
3731 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
3733 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * flow.c (debug_flow_info): Add prototype.
3737 * gcc.c (main): Likewise.
3739 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
3742 * reload1.c (failed_reload, set_reload_reg): Likewise.
3744 * mips-tfile.c (main): Likewise.
3745 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
3746 with ATTRIBUTE_NORETURN.
3748 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
3750 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
3751 DECL is not a memory ref.
3753 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
3755 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
3756 * config/i386/i386.c (ix86_cpu): Add extern attribute.
3758 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
3760 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
3761 * config/mips/elf64.h: ditto.
3763 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
3765 * expr.c (emit_push_insn): New argument alignment_pad.
3766 Update all callers. Adjust stack pointer based on alignment pad.
3767 * function.c (pad_to_arg_alignment): New argument alignment_pad.
3768 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
3769 (locate_and_pad_parm): New argument alignment_pad. Update all
3771 * expr.h (emit_push_insn): Update prototype.
3772 (locate_and_pad_parm): Update prototype.
3773 * calls.c (arg_data): Add new field alignment_pad.
3774 (initialize_argument_information): Initialize alignment_pad.
3776 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
3778 * except.c (free_eh_nesting_info): Free the info itself.
3779 * function.c (free_after_compilation): Don't free NULL.
3780 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
3781 (pre_edge_insert): Free inserted.
3782 * stmt.c (free_stmt_status): Don't free NULL.
3784 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3786 * gcov.c (DIR_SEPARATOR): Provide default.
3787 (output_data): Add test for MS-DOS format absolute filename.
3788 (fancy_abort): Correct program name.
3789 (open_files): Open all files in binary mode.
3790 * libgcc2.c (__bb_exit_func): Likewise.
3792 * profile.c (init_branch_prob): Specify binary when opening files.
3794 * flags.h (flag_unwind_tables): New decl.
3795 * toplev.c (flag_unwind_table): New definition.
3796 (f_options): Add -funwind-tables.
3797 (decode_g_option): Clarify warning when unknown -g option is given.
3798 (rest_of_compilation): If inside an inlined external function,
3799 pretend we are just being declared.
3801 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
3802 (dwarf2out_frame_finish): Likewise.
3804 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
3806 * fold-const.c (merge_ranges): If not in0, but in1, handle
3807 upper bounds equal like subset case.
3809 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
3811 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
3812 passed in a register but moved to the stack.
3814 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
3816 * gcc.c (pass_exit_codes, greatest_status): New variables.
3817 (struct option_map): Add entry for "--pass-exit-codes".
3818 (execute): Update greatest_status if error.
3819 (display_help): Add documentation for -pass-exit-codes.
3820 (process_command): Handle -pass-exit-codes.
3821 (main): Look at pass_exit_codes and greatest_status on call to exit.
3823 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3825 * reload.c (find_reloads): Refine test for no input reload
3826 case to not includes reloads emitted after insn.
3828 * function.c (find_temp_slots_from_address): Handle sum involving
3829 a register that points to a temp slot.
3830 (update_temp_slot_address): Make recursive call if both old and
3831 new are PLUS with a common operand.
3832 * calls.c (expand_call): Mark temp slot for result as having
3835 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
3837 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
3838 component as well as "BINUTILS".
3840 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
3841 * integrate.c (copy_rtx_and_substitute): Likewise.
3842 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
3843 All callers changed.
3844 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
3846 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
3847 gdb extensions, write size of type; also be more consistent
3848 in using references when this is a subtype.
3850 * pa.md (extv, extzv, insv): Use define_expand to reject constant
3851 that is out of range.
3853 * loop.c (unknown_constant_address_altered): New variable.
3854 (prescan_loop): Initialize it.
3855 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
3856 (invariant_p, case MEM): Remove handling for volatile and readonly;
3857 check new variable if readonly.
3858 (check_dbra_loop): Chdeck unknown_constant_address_altered.
3860 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
3861 (addr_affects_sp_p): Removed from note_mem_written and only
3862 define #ifdef AUTO_INC_DEC.
3864 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
3866 * regclass.c (record_reg_classes): Properly handle register move
3869 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
3870 Don't think valid if both operands are invalid.
3871 (struct constant_descriptor): New field RTL.
3872 (mark_const_hash_entry): Mark it.
3873 (record_constant{,_rtx}): Initialize it.
3874 (output_constant_def): Allocate RTL in permanent obstack and
3876 ({record,compare}_constant_1): Modes must match for
3877 CONSTRUCTOR of ARRAY_TYPE.
3879 * c-common.h (initializer_constant_valid_p): Delete decl from here.
3880 * output.h (initializer_constant_valid_p): Move decl to here.
3881 * c-common.c (initializer_constant_valid_p): Delete function from here.
3882 * varasm.c (initializer_constant_valid_p): Move function to here.
3884 * tree.h (STRIP_SIGN_NOPS): New macro.
3885 * fold-const.c (optimize_minmax_comparison): New function.
3886 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
3887 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
3888 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
3889 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
3890 widening conversions.
3891 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
3892 to look at size of mode, not precision of type; also add missing cases.
3893 (optimize_bit_field_compare, decode_field_reference): Don't try to
3894 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
3896 * dwarf2out.c (ctype.h): Include.
3897 (dwarf2out_set_demangle_name_func): New function.
3898 (size_of_line_info): Deleted.
3899 (output_line_info): Compute size of line info table from difference
3901 (base_type_die, add_name_attribute): Call demangle function, if any.
3902 (field_byte_offset): Use bits per word for variable length fields.
3903 (gen_array_type_die): Add array name.
3904 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
3905 (dwarf2out_add_library_unit_info): New function.
3907 * explow.c (set_stack_check_libfunc): New function.
3908 (stack_check_libfunc): New static variable.
3909 (probe_stack_range): Allow front-end to set up a libfunc to call.
3911 * combine.c (simplify_comparison): When making comparison in wider
3912 mode, check for having commuted an AND and a SUBREG.
3913 (contains_muldiv): New function.
3914 (try_combine): Call it when dividing a PARALLEL.
3915 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
3916 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
3918 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
3919 use one of the CLOBBERs instead.
3920 (if_then_else_cond): If comparing against zero, just return thing
3923 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
3924 Don't generate shifts and subtract if have conditional arithmetic.
3926 * rtl.h (delete_barrier): New declaration.
3927 * jump.c (jump_optimize): Set up to handle conditional call.
3928 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
3929 (delete_barrier): New function.
3931 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
3933 * recog.c (nonmemory_operand): Accept ADDRESSOF.
3935 * tree.c (build_type_attribute_variant): Push to obstack of
3936 ttype around type_hash_canon call.
3938 * expr.c (placeholder_list): Move decl to file scope.
3939 (expand_expr): Don't force access to volatile just because its
3941 If ignoring reference operations, just expand the operands.
3942 (expand_expr, case COMPONENT_REF): Propagate
3943 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
3944 Refine test for using bitfield operations vs pointer punning.
3945 (expand_expr, case CONVERT_EXPR): If converting to
3946 BLKmode UNION_TYPE from BLKmode, just return inner object.
3947 Use proper mode in store_field call.
3948 Properly set sizes of object to store and total size in store_field
3949 call for convert to union.
3950 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
3951 memory (like for ADDR_EXPR). Also, don't put constant in register if
3952 we'll want it in memory.
3953 (readonly_fields_p): New function.
3954 (expand_expr, case INDIRECT_REF): Call it if LHS.
3955 (expand_assignment): Handle a RESULT_DECL where
3956 DECL_RTL is a PARALLEL.
3957 (do_jump, case WITH_RECORD_EXPR): New case.
3958 (get_inner_reference): Always go inside a CONVERT_EXPR
3959 and NOP_EXPR if both modes are the same.
3960 (store_field): Use bitfield operations if size of bitsize is not same
3961 as size of RHS's type.
3962 Check for bitpos not a multiple of alignment in BLKmode case.
3963 Do block move in largest possible alignment.
3964 (store_constructor): Set BITSIZE to -1 for variable size and properly
3965 in case of array of BLKmode.
3966 (expand_expr_unaligned): New function.
3967 (do_compare_and_jump): Call it.
3969 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
3970 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
3971 does not include 'o'.
3973 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
3974 both SET_DEST and SET_SRC reference a virtual register.
3975 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
3977 * integrate.c (expand_inline_function): Handle case of setting
3978 virtual stack vars register (from built in setjmp); when parameter
3979 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
3980 (subst_constant): Add new parm, MEMONLY.
3981 (expand_inline_function, integrate_parm_decls): Pass new parm.
3982 (integrate_decl_tree): Likewise.
3983 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
3984 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
3985 (copy_rtx_and_substitute, case SET): Add explicit calls to
3986 copy_rtx_and_substitute for both sides.
3988 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
3990 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
3991 within INDEX_TYPE, instead of before.
3992 (fixup_gotos): Use f->target_rtl, not the next insn,
3993 since latter may be from a later fixup.
3994 (expand_value_return): Correctly convert VAL when promoting function
3995 return; support RETURN_REG being a PARALLEL.
3996 (expand_return): When checking for result in regs and having
3997 cleanup, consider PARALLEL in DECL_RTL as being in regs.
3999 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
4001 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
4002 last_nominal_fname): Mark const.
4003 (struct include_hash: name, nshort, control_macro): Mark
4005 (struct macrodef: symnam): Mark const.
4006 (struct if_stack: fname): Mark const.
4007 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
4008 (IStable): New character-syntax array which encompasses all
4009 the old is_foo arrays.
4010 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
4011 is_space): New macros for interrogating IStable.
4012 (check_macro_name): Kill last argument. All callers changed.
4014 * cppinit.c (initialize_char_syntax): Delete.
4015 (is_idchar, is_idstart, is_hor_space, is_space,
4016 trigraph_table): Delete.
4017 (IStable): New. Initialize with clever macros to avoid
4018 information duplication.
4019 (builtin_array): Table of builtins to get rid of explicit list
4020 in initialize_builtins.
4021 (initialize_builtins): Use builtins_array.
4022 (cpp_start_read): Call init_IStable, and set IStable['$'] if
4023 opts->dollars_in_ident.
4025 * cppexp.c: Change all refs to is_xyz[] arrays to use new
4027 (cpp_parse_expr): Avoid 'format string is not constant'
4028 warning. Use ISGRAPH to identify printable chars.
4029 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
4031 (read_and_prescan): Map trigraphs to chars with open-coded
4032 if-else-if-... sequence, not a lookup table.
4033 * cpphash.c: Change all refs to is_xyz[] arrays to use new
4035 * cpplib.c: Change all refs to is_xyz[] arrays to use new
4036 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
4037 (check_macro_name): Remove ability to report an invalid
4038 assertion name, which is never used.
4039 (do_line): Constify a couple of char *'s.
4040 * cppmain.c (main): Call cpp_cleanup before returning.
4042 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
4044 * ggc.h (struct ggc_statistics): New type.
4045 (ggc_get_size): New function.
4046 (ggc_print_statistics): Likewise.
4047 * ggc-common.c (ggc_stats): New variable.
4048 (ggc_mark_rtx_children): Keep statistics.
4049 (ggc_mark_tree_children): Likewise.
4050 (ggc_print_statistics): New function.
4051 * ggc-page.c (struct globals): Add bytes_mapped field.
4052 (alloc_anon): Update it.
4053 (release_pages): Likewise.
4054 (ggc_get_size): New function.
4055 (ggc_page_print_statistics): New function.
4056 * ggc-simple.c (ggc_get_size): New function.
4058 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
4060 * flow.c (propagate_block): When the last reference to a label
4061 before an ADDR_VEC is deleted because the reference is a dead
4062 store, delete the ADDR_VEC.
4064 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
4066 * resource.c (find_free_register): Don't use the frame pointer
4067 if frame_pointer_needed.
4069 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
4071 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
4072 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
4074 * config/i960/i960.c (i960_va_start): New locals base, num.
4075 Use INDIRECT_REF instead of ARRAY_REF on valist.
4076 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
4078 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
4080 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
4082 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
4084 * tree.def (PLACEHOLDER_EXPR): Update comments.
4086 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4088 * c-common.c (check_format_info): Avoid non-literal format string
4089 warnings when `first_arg_num' is zero.
4091 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4093 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
4095 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
4097 * arm.md (casesi_insn): Add a clobber of the condition code
4100 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
4102 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
4103 used by both cc1 and cc1plus.
4105 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
4107 * config/arm/arm.c: Initialise arm_structure_size_boundary to
4108 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
4109 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
4110 to the value 32 if it has not already been defined.
4111 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
4112 Override definition in arm.h with a value of 8.
4114 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
4116 * c-pragma.c (push_alignment): Don't check the return value
4119 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
4121 * sparc.h (ADJUST_COST): Fix thinko.
4123 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
4125 * cccp.c (rescan): Fixed obp pointer handling around call to
4126 check_expand subroutine.
4128 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
4130 * gcse.c (delete_null_pointer_checks): Only record non-null info
4131 for pseudos when examining stores.
4133 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
4134 splitters for these patterns. Use "#" for output templates.
4135 (addsi3_carryin_shift): New pattern.
4137 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
4139 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
4140 of the function return register into a plain REG until
4141 after function inlining is done.
4143 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4145 * jump.c (jump_optimize_1): If we did cross-jumping, and
4146 the data will matter, rebuild the CFG.
4147 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
4148 not optimizing. Don't run shorten_branches.
4149 * toplev.c (rest_of_compilation): Run shorten_branches after
4152 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
4154 * rtl.h (note_stores): Add additional paramter.
4155 * rtlanal.c (reg_set_p_1): Take additional paramter.
4156 (reg_set_last_1): Likewise.
4157 (reg_set_p): Adjust call to note_stores.
4158 (reg_set_last): Likewise.
4159 (note_stores): Pass data parameter to worker function.
4160 * alias.c (record_set): Take additional parameter.
4161 (init_alias_analysis): Pass it.
4162 * caller-save.c (mark_set_regs): Take additional parameter.
4163 (save_call_clobbered_regs): Pass NULL to note_stores.
4164 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
4166 (record_dead_and_set_regs_1): Likewise.
4167 (reg_dead_at_p_1): Likewise.
4168 (combine_instructions): Adjust calls to note_stores.
4169 (try_combine): Likewise.
4170 (record_dead_insn): Remove.
4171 (record_dead_and_set_regs): Adjust calls to note_stores.
4172 (reg_dead_at_p): Likewise.
4173 * cse.c (invalidate_skipped_set): Take additional parameter.
4174 (cse_check_loop_start): Likewise.
4175 (cse_check_loop_start_value): Remove.
4176 (cse_set_around_loop): Adjust calls to note_stores.
4177 * flow.c (notice_stack_pointer_modification): Take additional
4178 parameter. Remove duplicate declaration.
4179 (record_volatile_insns): Adjust calls to note_stores.
4180 * gcse.c (record_set_info): Take additional parameter.
4181 (record_last_set_info): Likewise.
4182 (invalidate_nonnull_info): Likewise.
4183 (record_set_insn): Remove.
4184 (compute_sets): Adjust calls to note_stores.
4185 (last_set_insn): Remove.
4186 (compute_hash_table): Adjust calls to note_stores.
4187 (insert_insn_end_bb): Likewise.
4188 (delete_null_pointer_checks): Likewise.
4189 * global.c (mark_reg_store): Take additional parameter.
4190 (mark_reg_clobber): Likewise.
4191 (reg_becomes_live): Likewise.
4192 (global_conflicts): Adjust calls to note_stores.
4193 (build_insn_chain): Likewise.
4194 * integrate.c (note_modified_parmregs): Take additional parameter.
4195 (mark_stores): Likewise. Make it static.
4196 (save_for_inline_nocopy): Adjust calls to note_stores.
4197 (try_constants): Likewise.
4198 * integrate.h (mark_stores): Remove declaration.
4199 * jump.c (mark_modified_reg): Take additional parameter.
4200 (thread_jumps): Adjust calls to note_stores.
4201 * local-alloc.c (validate_equiv_mem_from_store): Take additional
4203 (no_equiv): Likewise.
4204 (reg_is_set): Likewise.
4205 (validate_equiv_mem): Adjust calls to note_stores.
4206 (update_equiv_regs): Likewise.
4207 (block_alloc): Likewise.
4208 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
4209 (note_addr_stored): Take additional parameter.
4210 (note_set_pseudo_multiple_uses): Likewise.
4211 (record_initial): Likewise.
4212 (prescan_loop): Adjust calls to note_stores.
4213 (strength_reduce): Likewise.
4214 (check_dbra_loop): Likewise.
4215 * regmove.c (flags_set_1): Take additional paramter.
4216 (mark_flags_life_zones): Adjust calls to note_stores.
4217 * reload1.c (mark_not_eliminable): Take additional parameter.
4218 (forget_old_reloads_1): Likewise.
4219 (reload_cse_invalidate_rtx): Likewise.
4220 (reload_cse_check_clobber): Likewise.
4221 (reload_combine_note_store): Likewise.
4222 (move2add_note_store): Likewise.
4223 (reload): Adjust calls to note_stores.
4224 (reload_as_needed): Likewise.
4225 (emit_reload_insns): Likewise.
4226 (reload_cse_regs_1): Likewise.
4227 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
4228 (reload_combine): Adjust calls to note_stores.
4229 * resource.c (update_live_status): Take additional paramter.
4230 (mark_target_live_regs): Adjust calls to note_stores.
4231 * stupid.c (find_clobbered_regs): Take additional parameter.
4232 (stupid_life_analysis): Adjust calls to note_stores.
4234 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
4236 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
4239 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
4242 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
4243 of the variable arm_structure_size_boundary.
4245 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4247 * alias.c (init_alias_analysis): Allocate reg_known_value and
4248 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
4250 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
4251 * cse.c (cse_main): Call end_alias_analysis.
4252 * haifa-sched.c (schedule_insns): Likewise.
4253 * local-alloc. (update_equiv_regs): Likewise.
4254 * reload1.c (reload_cse_regs): Likewise.
4256 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4258 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
4259 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
4260 mapping from MASK_FPU.
4262 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
4264 * sparc.md (call): Don't bound structure return size to 0xfff.
4266 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
4268 * resource.c (mark_target_live_regs): Check that the target
4269 insn wasn't created after compute_bb_for_insn.
4271 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
4273 * ggc-page.c (poison_pages): Don't be overzealous.
4275 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
4277 * alias.c: Update comments for ADDRESS.
4278 (nonlocal_reference_p): Look inside the ADDRESS to determine if
4279 it is a local memory reference.
4281 * c-typeck.c (build_function_call): Check that the built-in
4282 function is of class BUILT_IN_NORMAL before trying to recongize
4284 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
4285 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
4287 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
4289 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
4291 (pre_gcse): Likewise.
4292 (hoist_expr_reaches_here_p): Likewise.
4293 (hoist_code): Likewise.
4294 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
4296 (pre_expr_reaches_here_p_work): ... here.
4297 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
4299 (expr_reaches_here_p_work): ... here.
4301 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
4303 * resource.c (find_basic_block): Delete.
4304 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
4305 (init_resource_info): Call compute_bb_for_insn.
4307 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
4309 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
4310 with already adjacent blocks, but no fallthru.
4311 (merge_blocks_move_successor_nojumps): Simplify.
4312 (debug_flow_info): New.
4314 * toplev.c (rest_of_compilation): Open jump1 dump file before
4315 jump and close after, as opposed to just using dump_rtl.
4317 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4319 * reload.h (earlyclobber_operand_p): Declare.
4320 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
4321 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
4322 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
4323 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
4325 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4326 Richard Henderson <rth@cygnus.com>
4328 * emit-rtl.c (emit_block_insn_before): New.
4329 (emit_block_insn_after): New.
4330 * basic-block.h: Declare them.
4332 * bitmap.h: Protect from multiple inclusion.
4334 * recog.c (scratch_operand): Handle VOIDmode correctly.
4336 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
4338 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
4339 * function.c (assign_parms): Likewise.
4340 * global.c (global_conflicts): Clarify STACK_REGS commentary.
4342 * reg-stack.c (max_uid): Remove.
4343 (blocks, block_begin, block_end, block_drops_in): Remove.
4344 (block_stack_in, block_out_reg_set, block_number): Remove.
4345 (struct block_info_def, BLOCK_INFO): New.
4346 (enum emit_where): New.
4347 (current_block): New.
4348 (BLOCK_NUM): Remove.
4349 (mark_regs_pat, record_label_references): Remove.
4350 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
4352 (goto_block_pat, print_blocks, dump_stack_info): Remove.
4353 (reg_to_stack): Simplified test for existance of fp code. Use
4354 flow.c code. Call shorten_branches after cross-jump opt.
4355 (check_asm_stack_operands): Renamed from record_asm_reg_life.
4356 Return false if the asm doesn't use stack regs. Don't do life
4357 analysis on the asm.
4358 (emit_pop_insn): Replace function pointer arg `when' with
4359 enum `where'. Update all callers.
4360 (change_stack): Likewise. Update basic block end.
4361 (emit_swap_insn): Use current_block->head to limit reverse search
4362 for start of block. Use emit_block_insn_after.
4363 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
4364 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
4365 structure assignment instead of bcopy.
4367 (convert_regs_entry, convert_regs_exit): New.
4368 (convert_regs_1, convert_regs_2): Split out from convert_regs.
4369 Work on basic blocks and the CFG.
4370 (convert_regs): Use them.
4372 * i386.c (output_fix_trunc): Remove code for DImode input operand
4373 not at top-of-stack.
4374 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
4376 (fix_truncdi_1): Allow any mode scratch.
4378 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
4380 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
4381 * linux.h, netbsd.h, vms.h: Not here.
4383 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
4385 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
4386 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
4387 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
4388 CONDITIONAL_REGISTER_USEAGE): Use them.
4389 * config/mips/mips.c (mips_move_1word,mips_move_2words,
4390 gen_conditional_branch,override_options) : Use them.
4391 * config/mips/mips.md : Use them.
4393 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
4395 * i386.md (zero_extendqihi2): Use SImode register name with andl.
4397 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
4399 * integrate.c (function_cannot_inline_p): Don't allow inlining
4402 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * c-parse.in (cast_expr): Constify.
4406 * cccp.c (special_symbol): Likewise.
4408 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
4410 * dwarf2out.c (base_type_die): Likewise.
4412 * global.c (allocno_compare): Likewise.
4414 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
4416 * regclass.c (fix_register): Likewise.
4418 * rtl.h (fix_register): Likewise.
4420 * stupid.c (stupid_reg_compare): Likewise.
4422 * toplev.c (decode_f_option): Likewise.
4424 * tree.c (build_complex_type): Likewise.
4426 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
4428 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
4430 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4432 * reload.c (find_reloads): Compute mode and nregs fields of all
4434 * reload1.c (calculate_needs_all_insns): Simplify a bit.
4435 (calculate_needs): Use precomputed mode/nregs values.
4436 (allocate_reload_reg): Likewise.
4438 (failed_reload, set_reload_reg): ... new functions.
4439 (choose_reload_regs_init): New function, mostly broken out from...
4440 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
4441 Also lose one #if 0 block.
4443 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
4445 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
4448 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
4450 * tree.h (BLOCK_TYPE_TAGS): Remove.
4451 (BLOCK_END_NOTE): Likewise.
4452 (BLOCK_LIVE_RANGE_FLAG): Likewise.
4453 (BLOCK_LIVE_RANGE_START): Likewise.
4454 (BLOCK_LIVE_RANGE_END): Likewise.
4455 (tree_block): Remove live_range_flag, live_range_var_flag, and
4456 type_tags. Remove end_note, live_range_start, and live_range_end.
4457 (remember_end_note): Remove prototype.
4458 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
4459 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
4461 * ggc-common.c (ggc_mark_tree_children): Don't mark
4462 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
4463 * integrate.c (adjust_copied_decl_tree): Remove.
4464 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
4465 * stmt.c (last_block_end_note): Remove.
4466 (init_stmt): Don't add a GC root for it.
4467 (expand_fixup): Don't set it.
4468 (remember_end_note): Remove.
4469 (expand_end_bindings): Don't set last_block_end_note.
4471 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4473 * reload1.c (reload_reg_free_for_value_p): Show
4474 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
4477 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
4479 * expmed.c (extract_bit_field): Allow for the case of non-integer
4480 objects that are smaller than a word (like SFmode on a 64-bit
4483 * loop.c (basic_induction_var): A non-integer variable which is
4484 being set by a paradoxical subreg is probably not a biv.
4486 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4488 * prefix.c (translate_name) Check for empty prefix string.
4490 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
4492 * Makefile.in (CPP_CROSS_NAME): New variable.
4493 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
4495 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
4496 names of the files to be uninstalled.
4498 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
4500 * collect2.c (IS_DIR_SEPARATOR): Define.
4501 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
4503 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
4506 * haifa-sched.c (add_dependence): Update the true dependency
4507 cache the first time we add a true dependence to the LOG_LINKS chain.
4509 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
4511 * fold-const.c (fold): Fix comment.
4513 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
4516 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
4517 dbxout_start_new_source_file, dbxout_source_file,
4518 dbxout_source_line, dbxout_finish, dbxout_type_fields,
4519 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
4521 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
4522 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
4523 (dbxout_block): Initialize variable `blocknum'.
4525 * dbxout.h (dbxout_init, dbxout_finish,
4526 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
4527 dbxout_args, dbxout_source_line): Constify a char*.
4529 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
4530 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
4531 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
4532 low_pc_attribute, high_pc_attribute, body_begin_attribute,
4533 body_end_attribute, comp_dir_attribute, sf_names_attribute,
4534 src_info_attribute, mac_info_attribute, producer_attribute,
4535 lookup_filename, generate_macinfo_entry, fundamental_type_code,
4536 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
4537 dwarfout_undef): Constify a char*.
4538 (add_incomplete_type, retry_incomplete_types): Add prototypes.
4540 * dwarfout.h (dwarfout_define, dwarfout_undef,
4541 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
4543 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
4545 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
4546 (MULTILIB_ISA_DEFAULT): New.
4547 (MULTILIB_DEFAULTS): Use it.
4548 * config/mips/mips.c (): Remove the now unnecessary definition
4549 of MIPS_ISA_DEFAULT.
4550 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
4551 unnecessary definition.
4553 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
4555 * arm.md (pic_load_addr): Add constraints to operand 1.
4557 1999-10-25 Bruce Korb <autogen@linuxbox.com>
4559 * fixinc/genfixes: Provide a means for specifying -D options to
4562 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
4564 * arm.c (arm_override_options): Correct initialization of
4565 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
4566 arm_is_strong, and arm_is_6_or_7.
4568 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
4569 (note_set_pseudo_multiple_uses): New function.
4570 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
4571 if a pseudo set in the loop exit is used elsewhere.
4573 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
4575 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
4577 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
4579 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
4580 a single load-address pattern.
4582 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
4584 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
4585 depending on whether or not line-number notes are present.
4587 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4589 * cccp.c (progname, file_buf, default_include, include_file,
4590 macrodef, definition, hashval, wchar_type, user_label_prefix,
4591 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
4592 expand_to_temp_buffer, is_system_include, base_name,
4593 absolute_filename, read_name_map, open_include_file,
4594 record_control_macro, check_precompiled, check_preconditions,
4595 pcfinclude, pass_thru_directive, create_definition,
4596 check_macro_name, comp_def_part, collect_expansion,
4597 check_assertion, read_token_list, assertion_install,
4598 assertion_lookup, eval_if_expression, conditional_skip,
4599 validate_else, skip_quoted_string, quote_string, macarg1,
4600 error_from_errno, install, lookup, hashf, dump_defn_1,
4601 perror_with_name, pfatal_with_name, main, trigraph_pcp,
4602 check_white_space, rescan, handle_directive, monthnames,
4603 special_symbol, do_include, remap_include_file, write_output,
4604 arglist, do_assert, do_unassert, do_line, do_error, do_once,
4605 do_ident, do_sccs, do_xifdef, skip_if_group,
4606 output_line_directive, macroexpand, macarg, change_newlines,
4607 initialize_builtins, make_definition): Constify a char*.
4609 * pcp.h (stringdef): Likewise.
4611 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
4613 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
4616 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
4617 Richard Henderson <rth@cygnus.com>
4619 * alias.c: Include ggc.h.
4620 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
4621 (record_set): Verify enough room in reg_base_value.
4622 (init_alias_analysis): Allocate reg_base_value with xcalloc.
4623 Register it as a GC root.
4624 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
4625 * Makefile.in (alias.o): Depend on ggc.h.
4627 * unroll.c (unroll_loop): Verify the insn before a barrier
4628 is a JUMP_INSN before checking JUMP_LABEL.
4630 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
4633 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
4634 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
4635 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
4636 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
4637 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
4639 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * output.h (ctors_section, dtors_section, bss_section): Prototype.
4643 * alpha/alpha-interix.h (text_section): Delete prototype.
4644 * alpha/elf.h (text_section): Likewise.
4645 * arm/linux-elf.h (text_section): Likewise.
4646 * arm/linux-telf.h (text_section): Likewise.
4647 * c4x/c4x.h (text_section): Likewise.
4648 * dsp16xx/dsp16xx.h (bss_section): Likewise.
4649 * elfos.h (text_section): Likewise.
4650 * i386/aix386ng.h (text_section): Likewise.
4651 * i386/i386-interix.h (text_section): Likewise.
4652 * i386/sco5.h (text_section): Likewise.
4653 * i386/svr3gas.h (text_section): Likewise.
4654 * nextstep.h (text_section): Likewise.
4655 * psos.h (text_section): Likewise.
4656 * ptx4.h (text_section): Likewise.
4657 * svr3.h (text_section): Likewise.
4658 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
4660 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4662 * final.c (peephole): Delete prototype.
4664 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
4665 (pre_insert_copies): Remove unused variable `bb'.
4667 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
4670 * output.h (peephole): Add prototype.
4672 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
4674 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
4677 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
4679 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
4680 for inlined declarations.
4682 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
4684 * arm.c (logical_binary_operator): New fucntion.
4685 * arm.h (logical_binary_operator): Declare it.
4686 (PREDICATE_CODES): Handle logical_binary_operator.
4687 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
4688 output constraints. Add appropriate splitters.
4689 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
4690 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
4691 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
4693 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4695 * genoutput.c (struct operand_data): New elt eliminable.
4696 (output_operand_data): Write it.
4697 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
4698 (compare_operands): Take it into account.
4699 * recog.h (struct insn_operand_data): New elt eliminable.
4700 * reload1.c (check_eliminable_occurrences, elimination_effects): New
4702 (old_asm_operands_vec, new_asm_operands_vec): Delete.
4703 (eliminate_regs): Move code that detects changes to elimination
4704 target regs into new function elimination_effects.
4705 Delete one #if 0 block.
4706 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
4707 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
4708 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
4709 Only call eliminate_regs for real operands of the insn, not for parts
4710 of its structure or parts matched by things like match_operator.
4711 Use elimination_effects and check_eliminable_occurrences. Use
4712 copy_insn to duplicate the pattern when not in the final pass.
4714 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
4716 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
4719 1999-10-22 Bruce Korb <autogen@linuxbox.com>
4721 * fixinc/README: document the "mach" machine matching test
4722 * fixinc/fixfixes.c: Implement the #else/#endif label fix
4723 * fixinc/fixtests.c: Implement the #else/#endif label test
4724 * fixinc/inclhack.def: utilize these tests and fixes
4725 * fixinc/inclhack.sh: regen
4726 * fixinc/fixincl.x: regen
4727 * fixinc/fixincl.sh: regen
4729 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
4731 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
4734 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
4736 * gcc.1: Document exit codes.
4738 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4740 * calls.c: Include tm_p.h later, so everything we need is defined.
4742 * function.c: Likewise.
4744 * except.c: Include tm_p.h.
4746 * sparc.c: Likewise.
4747 (dwarf2out_cfi_label): Don't prototype.
4748 (check_return_regs, epilogue_renumber,
4749 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
4750 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
4751 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
4752 ultra_schedule_insn): Add static prototype.
4753 (data_segment_operand, text_segment_operand): Call itself with the
4754 proper number of arguments.
4755 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
4757 * sparc.h: Move all declarations to sparc-protos.h.
4758 (SELECT_RTX_SECTION): Pass a missing MODE argument to
4761 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
4763 * config/svr4.h (text_section, ctors_section, dtors_section): Add
4765 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
4766 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
4767 ASM_OUTPUT_ASCII): Constify a char*.
4769 * sparc-protos.h: New file for sparc prototypes.
4771 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4773 * function.c (record_insns, contains): Always declare and define.
4774 (record_insns): Mark with ATTRIBUTE_UNUSED.
4776 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
4778 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
4779 to .section when outputting a .bss section to deal with multiple
4780 .bss input sections (as happens with -fdata-sections)
4781 Also output %progbits, not @progbits so the assembler doesn't treat as
4783 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
4785 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
4786 thumb parts even when building with non-thumb CPUs, by forcing
4789 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
4791 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
4792 (movdf_const_intreg_sp64): Similarly.
4794 * local-alloc.c (update_equiv_regs): Check the correct insn
4795 for pre-existing REG_EQUIV notes.
4797 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
4799 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
4800 block reached by a branch if we're not going to actually process
4803 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
4805 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
4806 a local extern function declaration.
4808 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
4810 * i386.c (ix86_expand_prologue): Properly wrap USE around
4811 reg for CALL_INSN_FUNCTION_USAGE.
4813 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
4815 * config/mips/mips.md (movdf_internal1a): Allow floating-point
4816 move between GP_REGs.
4818 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
4820 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
4821 the mode size when finding out if an offset is legal.
4823 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
4825 * basic-block.h (PROP_*): Move constants from ...
4827 (compute_bb_for_insn): Free the array before reallocating.
4828 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
4829 (allocate_reg_life_data): Reset all reg variables collected by
4831 (get_block_head_tail): Don't convert from bb to block.
4832 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
4833 (find_insn_reg_weight): Take block not bb.
4834 (schedule_block): Don't set block num for moved insns.
4835 (schedule_region): Don't update_life_info or find_insn_reg_weight.
4836 (schedule_insns): Do it here instead.
4837 * combine.c (combine_instructions): Invoke compute_bb_for_insn
4838 before update_life_info.
4839 * recog.c (split_all_insns, peephole2_optimize): Update for
4840 new arg to update_life_info.
4841 * rtlanal.c (remove_note): Cope with NULL note.
4842 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
4845 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
4847 * jump.c (jump_optimize_1): More accurately detect casesi insns.
4849 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
4850 block records so that merge_blocks_nomove will clean up correctly.
4851 (split_edge): Handle casesi insns.
4853 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
4855 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
4857 * pa.md (call, call_value): Do not emit a blockage after restoring
4860 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
4862 * c-typeck.c (c_expand_asm_operands): Fix typo.
4864 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4866 * arm.c (fpu_rhs_operand): Verify modes.
4867 (fpu_add_operand): Likewise.
4868 (di_operand): Likewise.
4869 (soft_df_operand): Likewise.
4871 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
4873 * arm.c (arm_return_in_memory): APCS rules state that the elements
4874 of a structure returned in a register must be 'integer-like'.
4876 1999-10-19 Bruce Korb <autogen@linuxbox.com>
4878 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
4879 in the source tree when the generated targets are out of date
4880 * fixinc/genfixes: Alter it to run individual fixes for make.
4881 * fixinc/README: rewrite
4882 * fixinc/inclhack.def: moved initial comments to README
4884 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
4886 * toplev.c (main): Do not generate an error message if an
4887 unrecognised command line switch is recognisable by another
4888 language. If extra_warnings are enabled, then generate a
4889 warning message instead.
4891 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
4893 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
4894 (insert_pack_attributes): Delete prototype.
4896 * c-pragma.c (default_alignment): New static variable.
4897 (push_alignment): Initialize to current effective alignment.
4898 (pop_alignment): Use to set new alignment.
4899 (insert_pack_attributes): Delete function.
4900 (handle_pragma_token): Set default_alignment as well each time
4901 a #pragma pack(<n>) is encountered.
4903 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
4905 * reg-stack.c (stack_result): Aggregates are not returned in
4908 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4910 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
4912 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
4914 * basic-block.h (set_block_num): Declare.
4915 * flow.c (update_life_info): Don't call compute_bb_for_insn
4916 or free_basic_block_vars.
4917 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
4918 (insn_orig_block): Remove.
4919 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
4920 (schedule_block): Keep BLOCK_NUM up-to-date.
4921 (schedule_insns): Use compute_bb_for_insn.
4922 * recog.c (split_all_insns): Likewise.
4923 (peephole2_optimize): Likewise.
4925 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
4927 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
4928 if the pic register is used.
4930 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4932 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
4933 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
4934 if that tests TREE_PERMANENT.
4936 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
4938 * cse.c (invalidate_for_call): Do not remove memory references from
4939 the table here. It's handled elsewhere.
4941 * haifa-sched.c (add_dependence): Protect references to the
4942 true dependency cache with #ifdef INSN_SCHEDULING.
4943 (remove_dependence): Similarly.
4945 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
4946 to the cfg code that this is a return instruction.
4947 * mn10300.md (return_internal): Similarly.
4949 * combine.c (get_last_value): If the last set of a register
4950 is after subst_low_cuid, then we can not use it to determine
4951 the register's last value.
4953 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4955 * Makefile.in: Back out previous change.
4957 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
4959 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
4961 * haifa-sched.c (add_dependence): Only check/update the cache
4963 (remove_dependence): Likewise.
4964 (schedule_insns): Only create the true_dependency_cache if the
4965 average number of instructions in a basic block is very large.
4967 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4969 * Makefile.in (ggc-common.o): Depend on genrtl.h.
4970 (ggc-simple.o): Likewise.
4971 (ggc-page.o): Likewise.
4973 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
4975 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
4976 Prototype for exported functions.
4977 (pre_lcm, pre_rev_lcm): Remove prototypes.
4978 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
4979 (compute_available): Move to lcm.c, and change parameter order.
4980 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
4981 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
4982 (gcse_main): No longer call compute_preds_succs. Rebuild the
4983 set table after reach pre pass.
4984 (pre_insert_map, pre_delete_map, edge_list): New.
4985 (alloc_pre_mem): Allocate edge vectors.
4986 (free_pre_mem): Delete edge vectors.
4987 (compute_pre_data): Call new edge based lcm routines.
4988 (process_insert_insn): New function.
4989 (insert_insn_end_bb): Use it.
4990 (pre_edge_insert): New function.
4991 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
4993 (pre_insert_copies): Revamp using new edge based lcm outputs.
4994 (pre_delete): Likewise.
4995 (one_pre_gcse_pass): Insert & remove fake edges to the exit
4997 (compute_code_hoist_vbeinout): New new edge based routines.
4998 * lcm.c: Remove all the old LCM functions. Replace with new ones
4999 that work with the new cfg datastructures and work with edges
5002 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5004 * reload.h (struct reload): Add new fields "mode" and "nregs".
5005 * reload1.c: Change all occurrences of reload_mode and reload_nregs
5006 to reference the "mode" and "nregs" field within struct reload.
5008 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
5010 * haifa-sched.c (true_dependency_cache): New.
5011 (add_dependence): Use the true dependency cache to avoid expensive
5012 walks down the LOG_LINKS dependency list. Add entries to the
5014 (remove_dependence): Remove entries from the true dependency cache
5016 (schedule_insns): Allocate and initialize and free the true
5019 * haifa-sched.c (schedule_insns): Do not remove inter-block
5020 dependencies anymore.
5022 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5024 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
5025 * i386/t-winnt: Likewise.
5027 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
5029 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
5031 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
5033 * Makefile.in (LANGUAGES): Omit "proto".
5034 (clean): Remove stale comment about removing unprotoize.c.
5036 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
5039 using arithmetic on void pointers.
5041 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
5043 * haifa-sched.c (compute_block_forward_dependencies): Only check
5044 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
5046 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
5048 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
5049 (expr_equiv_p): Reject memories with different alias sets.
5051 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
5053 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
5054 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
5055 (f_options): Add "bounded-pointers" and "bounds-check" entries.
5056 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
5057 (lang_init): Set default for flag_bounds_check if still "unspecified".
5059 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5061 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
5063 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5065 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
5068 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5070 * config/c4x/c4x.md (*db_noclobber,
5071 *decrement_and_branch_until_zero_noclobber): New patterns and
5072 associated splitters.
5074 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5076 * config/c4x/c4x.md (parallel instruction patterns): Rework
5077 constraints to keep reload happy.
5079 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5081 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
5082 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
5083 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
5084 Add new patterns and associated post-reload splitters.
5086 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5088 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
5090 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5092 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
5094 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
5096 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5098 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
5101 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
5103 * pa.c (move_operand): Rely on memory_address_p to determine the
5104 validity of non-indexed memory addresses.
5105 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
5106 operand in DFmode and SFmode when generating PA2.0 code.
5108 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
5110 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
5112 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
5114 * mips.c (function_prologue): Fix argument types.
5115 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
5116 (casesi_internal): Write to the scratch register.
5118 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
5120 * cppexp.c (cpp_parse_escape): Make static. Change second arg
5122 (parse_charconst): Delete unnecessary cast when calling
5124 (cpplib.h): Kill prototype of cpp_parse_escape.
5126 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
5128 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
5129 * unroll.c (unroll_loop): Cast return value of alloca.
5130 * i370/i370.c: Include function.h and toplev.h.
5131 (i370_label_scan): Remove c++ commented abort.
5132 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
5133 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
5134 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
5135 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
5137 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
5139 * config/t-freebsd: Do not override USER_H.
5140 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
5142 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
5143 Mumit Khan <khan@xraylith.wisc.edu>
5145 * c-parse.in (component_decl): Support anonymous struct/union.
5147 * c-parse.y: Regenerate.
5148 * c-parse.c: Likewise.
5149 * objc/objc-parse.y: Likewise.
5150 * objc/objc-parse.c: Likewise.
5151 * c-decl.c (finish_struct): Don't sort the fields.
5152 (field_decl_cmp): Delete unused function.
5154 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
5156 * sparc.md (movsf_const_intreg): Revert last constraint change.
5157 (movdf_const_intreg_sp32): Likewise.
5159 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
5161 * cse.c: Include hashtab.h instead of splay-tree.h
5162 (struct cse_reg_info): No longer use variant union. Add new
5163 field "regno". All references changed to avoid union.
5164 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
5165 (free_cse_reg_info): Remove.
5166 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
5167 (get_cse_reg_info): Revamp to use expandable hash tables instead
5168 of splay trees. Initialize new fields in cse_reg_info structure.
5169 (new_basic_block): Similarly.
5171 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
5173 * genrecog.c (message_with_line): Prototype.
5174 (validate_pattern): Pass along the set for the dest, not a flag.
5175 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
5176 Check for PC/CC0 as sources.
5177 (nodes_identical): Check for children position match before
5178 allowing the combination.
5180 * rtl.c (read_rtx): Track line number across \\\n.
5182 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
5184 * mips.h (SPECIAL_MODE_PREDICATES): New.
5185 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
5186 (movdi+1, movsi+1): Add output reload constraint.
5187 (casesi_internal): Likewise. Fix commentary.
5188 (return_internal): Use pmode_register_operand.
5190 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
5192 * 1750a.md (movstrqi): Add missing output reload constraint.
5193 (call_value): Likewise.
5194 * a29k.md (cpxxx patterns): Add missing match_operator mode.
5195 (jmpfdec): Add missing inout reload constraint.
5196 * elxsi.md (addsi patterns): Add missing output reload constraint.
5197 (move from sp): Use @ alternates.
5198 (call_value): No constraint on output.
5199 * fr30.md (movsi_pop): Add missing output reload constraint.
5200 (movsf_constant_store): Likewise.
5201 (splits): Remove constraints.
5202 (subsi3): Add missing mode.
5203 * i370.md (cmpstrsi+1): Add missing output reload constraint.
5204 (call_value): Likewise.
5205 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
5206 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
5207 * m32r.md (movsicc_internal): Add output reload constraint.
5208 (movstrsi_internal): Add inout reload constraints.
5209 * m88k.h (reg_names): Don't declare.
5210 (SPECIAL_MODE_PREDICATES): New.
5211 * m88k.md (*): Use register_operand not reg_or_0_operand
5213 * mn10200.h (PREDICATE_CODES): New.
5214 * ns32k.md (ffs pattern): Add output reload constraint.
5215 * pdp11.md (sob pattern): Add inout reload constraint.
5216 * sh.md (splits): Remove constraints.
5217 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
5218 * v850.md (pattern_is_ok_for_epilogue): Likewise.
5219 * vax.md (jgequ pattern): Add inout reload constraint.
5221 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
5223 * configure.in (djgpp): Revert previous patch.
5224 * configure: Rebuit.
5225 * config/i386/djgpp.h: Revert previous patch.
5227 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
5229 * fixinc/inclhack.def: Restore patch lost during last merge of
5230 "no_bogosity" branch.
5231 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5233 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5235 * fixincludes: Add a HPUX 11 fix for inttypes.h.
5236 * fixinc/inclhack.def: Same.
5237 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
5239 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
5241 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
5242 as the base of a PLUS.
5244 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5246 * config/c4x/c4x.md: Define mode for remaining unspec operators.
5247 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
5249 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
5251 * pa.md (post_stw+1): Use pmode_register_operand.
5252 (dcacheflush, icacheflush): Likewise.
5254 * i386.md (movstricthi_1): Allow r/r.
5256 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
5258 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
5259 to (not (and (arg0) (arg1))). Similary for and.
5261 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
5262 fallthrough to associate code.
5263 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
5266 * combine.c (simplify_logical): Convert XOR to IOR if operands have
5267 no bits in common; remove XOR to ROTATE conversion.
5269 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5271 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
5273 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5275 * config/c4x/c4x.c (dst_operand): New.
5276 (PREDICATE_CODES): Update.
5277 * config/c4x/c4x.h (dst_operand): Declare it.
5278 * config/c4x/c4x.md: Define mode for each unspec usage.
5279 (move patterns): Use dst_operand predicate instead of src_operand.
5280 (movqi_update, movqf_update): Delete.
5282 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
5284 * recog.c (pmode_register_operand): New.
5285 * recog.h: Declare it.
5286 * genrecog.c (pred_codes): Likewise.
5287 (special_mode_pred_table): Likewise.
5288 (validate_pattern): Don't warn no mode for address_operand.
5290 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
5291 if the operand is not insn-like.
5293 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
5294 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
5296 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
5298 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
5300 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
5301 instead of general_operand in a SET_DEST. Use const_double_operand
5302 instead of an explicit test against CONST_DOUBLE.
5303 (movsf_const_lo): Add missing register mode.
5304 (goto_handler_and_restore): Add auxiliary test for Pmode.
5305 (flush): Adjust to use address_operand.
5306 (return_sf_no_fpu): Add missing output constraint.
5308 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
5310 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
5311 for call return value.
5312 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
5314 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
5316 * toplev.c (main): Only warn about options for other languages.
5317 * collect2.c (main): Pass -w to sub-gcc.
5319 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
5321 * flow.c (propagate_block): Add call-clobbered registers to
5324 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
5325 zapping mem_set_list.
5326 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
5327 (mark_set_1, mark_used_regs): Likewise.
5329 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
5331 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
5333 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5335 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
5336 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
5337 options. Also add a new item "C-only Warning Options" to the
5340 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
5342 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
5343 from multiple calls.
5345 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
5347 * i386.md (call value patterns): Move to the end of the file.
5348 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
5350 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
5352 * configure.in (djgpp configuration): Define extra_objects..
5353 * configure: Rebuilt.
5354 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
5355 (DTORS_SECTION_ASM_OP): Define.
5356 (INIT_SECTION_ASM_OP): Define.
5357 (FINI_SECTION_ASM_OP): Define.
5358 (DATA_SECTION_ASM_OP): Define.
5359 (TEXT_SECTION_ASM_OP): Define.
5360 (EH_FRAME_SECTION_ASM_OP): Define.
5361 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
5362 (STARTFILE_SPEC): Add crtbegin.o.
5363 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
5364 to here from LINK_COMMAND_SPEC.
5365 (DO_GLOBAL_CTORS_BODY): Define.
5366 (CRTSTUFF_USE_FINI_SECTION): Define
5367 (HAS_INIT_SECTION): Delete.
5369 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
5371 * Makefile.in (all.cross): Depend on xcpp$(exeext).
5373 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
5375 * pa.h (PREDICATE_CODES): New.
5377 * genrecog.c (validate_pattern): Condense the destination
5380 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
5382 * alpha.md (call-1): Supply missing mode for operator.
5383 (*): Add missing output reload constraints. Remove constraints
5386 * i386.h (SPECIAL_MODE_PREDICATES): New.
5387 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
5388 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
5389 (addsi_lea_3): Add missing mode for op 3.
5390 (prologue_set_got, prologue_get_pc): Add missing modes.
5391 (*) Add missing output reload constraints.
5393 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
5395 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
5396 check for member bit-size overflow and use var_size if it occurs.
5397 (layout_record): Use bitsize_int() to define the type size in bits.
5398 Likewise for computation and assignment to DECL_FIELD_BITPOS.
5399 (layout_decl): Likewise when assigning to DECL_SIZE.
5401 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
5403 * genrecog.c (validate_pattern): Typo last change. Verify
5404 that output operands have output reloads.
5406 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
5408 * genrecog.c (special_mode_pred_table): New.
5409 (NUM_SPECIAL_MODE_PREDS): New.
5410 (find_operand): New.
5411 (validate_pattern): New argument `insn'. Warn for assignment to
5412 any predicate accepting non-lvalues. Conditionaly warn for
5413 match_operand without a mode. Try much harder to match source
5414 and destination modes on a set.
5415 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
5417 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
5419 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
5421 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
5423 * combine.c (simplify_logical): Recognize xor pattern that encodes
5426 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5428 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
5431 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
5433 * ggc-page.c (MAP_FAILED): Provide default.
5435 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
5437 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
5438 * sparc.h (PREDICATE_CODES): Update.
5440 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
5442 * alpha.c (some_ni_operand): New.
5443 * alpha-protos.h: Declare it.
5444 * alpha.h (PREDICATE_CODES): Update.
5445 * alpha.md (sXaddq reload insns): Use some_ni_operand
5446 for SET_DEST instead of some_operand.
5448 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
5449 Jim Wilson <wilson@cygnus.com>
5451 * genrecog.c (maybe_both_true_2): Don't compare modes of
5453 (process_tree): Elide peephole2_insns. Invoke simplify_tests
5454 after find_afterward.
5455 (debug_decision_1): Dump next and afterward codes.
5457 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
5459 * rtl.c (dump_and_abort): Remove.
5460 (fatal_with_file_and_line): New.
5461 (fatal_expected_char): New.
5462 (read_rtx_lineno, read_rtx_filename): New.
5463 (read_skip_spaces): Track line number.
5464 (read_name): Use fatal_with_file_and_line.
5465 (read_rtx): Use fatal_expected_char. Track line number.
5466 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
5468 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
5469 if it isn't a CODE_LABEL.
5471 * genattr.c (main): Set read_rtx_filename.
5472 * genattrtab.c (main): Likewise.
5473 * gencodes.c (main): Likewise.
5474 * genconfig.c (main): Likewise.
5475 * genemit.c (main): Likewise.
5476 * genextract.c (main): Likewise.
5477 * genflags.c (main): Likewise.
5478 * genopinit.c (main): Likewise.
5479 * genoutput.c (main): Likewise.
5480 * genpeep.c (main): Likewise.
5482 * genrecog.c (decision_test.u.insn): Add `lineno'.
5483 (pattern_lineno, error_count): New variables.
5484 (message_with_line): New.
5485 (add_to_sequence): Break out checking code to ...
5486 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
5487 (merge_insn): Use message_with_line.
5488 (make_insn_sequence): Use validate_pattern. Record insn lineno.
5489 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
5491 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5493 * expr.c (store_constructor): Clear union if constructor is empty.
5495 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
5497 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
5498 Add !endian checks. Change %{...} to %(...).
5500 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
5502 * i386.md (*addsi3_cc): Renamed from addcsi3.
5503 (*addsi3_carry): Renamed from addxsi3.
5504 (*subsi3_cc): Renamed from subcsi3.
5505 (*subsi3_carry): Renamed from subxsi3.
5506 (*xorqi_cc_1): Renamed from xorcqi_1.
5507 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
5508 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
5510 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
5512 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
5513 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
5515 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
5517 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
5518 climb up the chain of insns.
5520 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
5522 * genrecog.c (write_subroutine): Careful for null trees.
5523 (process_tree): Don't elide empty functions.
5525 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
5527 * Makefile.in (genrtl.o): Depend on ggc.h.
5528 * configure.in (valloc): Probe for it.
5529 (with-gc): Use ggc-page if valloc present.
5530 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
5531 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
5532 (ggc_alloc_string): Moved from ggc-page.c.
5533 * ggc-none.c (ggc_alloc_obj): New.
5534 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
5535 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
5536 (struct globals): Likewise for dev_zero_fd.
5537 (init_ggc): Likewise for it's initialization.
5538 (ggc_allocated_p): Move careful dereference from ...
5539 (ggc_lookup_page_table): ... here. Delete.
5540 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
5541 (alloc_anon): Use valloc if no mmap.
5542 (release_pages): Use free if using valloc.
5543 (ggc_alloc_obj): Renamed from alloc_obj.
5544 (ggc_set_mark): Renamed from mark_obj.
5545 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
5546 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
5547 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
5548 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
5549 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
5550 (ggc_collect): Use fp printing instead of our own rounding.
5551 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
5552 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
5553 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
5554 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
5555 (struct ggc_string, struct ggc_any): Delete.
5556 (offsetof): Provide default definition.
5557 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
5559 (struct ggc_mem): New, from corpse of ggc_any.
5560 (struct ggc_status): Delete.
5561 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
5562 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
5563 (n_strings_collected, n_anys_collected): Delete.
5564 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
5565 (ggc_alloc_string, ggc_alloc): Delete.
5566 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
5567 (ggc_free_string, ggc_free_any): Delete.
5568 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
5569 (ggc_compare_addresses, ggc_mark_string): Delete.
5570 (ggc_mark_string_if_gcable, ggc_mark): Delete.
5571 (search_data): Delete.
5572 (struct globals): New.
5573 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
5574 (tree_insert, tree_lookup): New.
5575 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
5576 (clear_marks, sweep_objs): New.
5577 (ggc_collect): Gut. Use clear_marks, sweep_objs.
5578 (init_ggc): Set allocated_last_gc.
5579 (ggc_push_context): Gut. Use G.context.
5580 (ggc_pop_context): Likewise.
5581 (ggc_pop_context_1): New.
5582 (debug_ggc_tree): New.
5583 (debug_ggc_balance, tally_leaves): New.
5584 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
5585 (ggc_mark_string_if_gcable): Remove decl.
5586 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
5587 (ggc_mark_rtvec_children): New.
5588 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
5589 (ggc_mark_if_gcable): New decl.
5590 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
5591 (ggc_alloc_tree, ggc_alloc): Likewise.
5592 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
5593 (ggc_alloc_obj): New decl.
5594 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
5595 (ggc_alloc_tree, ggc_alloc): Likewise.
5596 (ggc_set_mark): New decl.
5597 * rtl.h (struct rtx_def): Remove gc_mark.
5598 (struct rtvec_def): Likewise.
5599 * tree.h (struct tree_common): Likewise.
5601 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
5603 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
5604 float_format and thread_file definitions.
5605 * configure: Rebuilt.
5607 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
5609 * extend.texi (Function Names): Document types of function names.
5611 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5613 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5614 an earlyclobbered output conflict with RELOAD_INPUT reloads.
5616 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5618 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
5620 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5622 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
5624 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
5626 * collect2.c (main): Do prelimnary link on AIX if rflag.
5628 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5630 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
5631 __CTOR_LIST__ in opposite order, which is the correct order for sorted
5633 (__do_global_dtors): similarly for __DTOR_LIST__.
5635 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5636 Diego Novillo <dnovillo@cygnus.com>
5638 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
5641 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
5643 * fixincl/*: Merged "no_bogosity" branch
5644 * fixincl/fixlib.h: protect against doubly defining t_bool
5645 * fixincl/server.h: protect against doubly defining t_bool
5647 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
5649 * genoutput.c: Include toplev.h.
5651 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
5653 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5655 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
5656 * configure: Regenerate.
5658 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5660 * gcse.c (delete_null_pointer_checks): Returns void.
5662 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5664 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
5665 * emit-rtl.c (copy_insn_1): Likewise.
5667 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5669 * config/mips/mips.c (mips_build_va_list): Correct
5670 TREE_CHAIN setting when hard-float.
5671 (mips_va_start): Use corrected setting.
5672 (mips_va_arg): Likewise. Also pass a tree to build of
5673 POSTINCREMENT_EXPR rather than a naked 'int'.
5675 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
5677 * ggc.h (ggc_push_context): Fix comment.
5678 (ggc_pop_context): Likewise.
5679 (mark_string_if_gcable): Likewise.
5680 * ggc-common.c (ggc_mark_rtx_children): Use
5681 ggc_mark_string_if_gcable.
5682 * ggc-page.c (ggc_lookup_page_table): New function.
5683 (ggc_allocated_p): Likewise.
5684 (mark_obj): Fix formatting.
5685 (ggc_mark_string_if_gcable): New function.
5686 * ggc-simple.c (ggc_allocated_strings): New variable.
5687 (ggc_strings_used): Likewise.
5688 (ggc_compare_addresses): New function.
5689 (ggc_pop_context): Pop the `any' memory too.
5690 (ggc_mark_string_if_gcable): New function.
5691 (ggc_collect): Initialize and tear down ggc_allocated_strings.
5693 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
5695 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
5696 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
5697 * rs6000.c (expand_block_move): Match movstrsi_?reg register
5700 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
5702 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
5703 (sched_reg_live_length, sched_reg_basic_block): Delete.
5704 (current_block_num, bb_live_regs, old_live_regs): Delete.
5705 (dead_notes, struct sometimes): Delete.
5706 (sched_note_set, birthing_insn_p): Delete.
5707 (adjust_priority): Gut useless reg lifetime code.
5708 (create_reg_dead_note, attach_deaths): Delete.
5709 (attach_deaths_insn, new_sometimes_live): Delete.
5710 (finish_sometimes_live): Delete.
5711 (find_pre_sched_live, find_post_sched_live): Delete.
5712 (update_reg_usage): Delete.
5713 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
5714 (schedule_insns): Delete reg lifetime code.
5715 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
5716 (unlink_other_notes): Adjust REG_NOTE commentary.
5717 (reemit_notes): Use REG_SAVE_NOTE.
5718 (schedule_block): Likewise.
5719 (schedule_region): Allocate bitmap of blocks in region. Use
5720 count_or_remove_death_notes. Use update_life_info.
5722 * rtl.h (REG_SAVE_NOTE): New.
5723 * rtl.c (reg_note_name): Update.
5725 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
5727 * combine.c (refresh_blocks, need_refresh): New.
5728 (combine_instructions): Allocate refresh_blocks. Invoke
5729 update_life_info if needed.
5730 (distribute_notes): Mark refresh_blocks instead of installing
5732 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
5733 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
5735 * Makefile.in (recog.o): Depend on basic-block.h.
5737 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
5739 * genrecog.c (add_to_sequence): Thinko last change: delete
5740 shadowing allow_const_int variable.
5742 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5744 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
5745 __GNUC__ and __GNUC_MINOR__.
5747 * gansidecl.h: Likewise.
5753 * toplev.h: Likewise.
5759 * varray.c: Likewise.
5761 * varray.h: Likewise.
5763 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5765 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
5766 use one before a jump table.
5768 * rtl.def (ADDRESS): Change documentation to match reality.
5769 * md.texi: Don't document it.
5770 * gmicro.md (load address pattern): Use 'p' constraint, delete use
5773 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
5775 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
5777 * genrecog.c (add_to_sequence): Move allow_const_int test outside
5778 known predicate block; default allow_const_int true.
5779 (debug_decision_list): New.
5781 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
5783 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
5785 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
5787 * gcse.c (gcse_main): Avoid global optimizations if we have a
5788 large number of basic blocks and the ratio of edges to blocks
5790 (delete_null_pointer_checks): Likewise.
5792 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
5794 * c-common.c (check_format_info): Warn if format string isn't a
5797 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5799 * configure.in (arm*-*-*): Don't let autoconf remove brackets
5800 * configure: regenerate
5802 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
5804 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
5805 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
5806 (peepholes): Re-enable.
5808 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
5810 * Makefile.in (flow.o): Depend on TREE_H.
5811 * basic-block.h (REG_SET_EQUAL_P): New.
5814 (free_regset_vector): Remove declaration.
5815 (flow_delete_insn_chain): Declare.
5816 (enum update_life_extent): New.
5817 (update_life_info, count_or_remove_death_notes): Declare.
5818 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
5819 Verify register live at bb->global_live_at_start before adding USE.
5820 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
5821 (CLEAN_ALLOCA): New.
5823 (PROP_*): New flags.
5824 (find_basic_blocks_1): Use alloc_EXPR_LIST.
5825 (clear_edges): Zero n_edges.
5826 (make_edge): Increment n_edges.
5827 (split_edge): Don't allocate bb->local_set. Increment n_edges.
5828 (flow_delete_insn_chain): Export.
5829 (delete_block): Decrement n_edges.
5830 (merge_blocks_nomove): Likewise.
5831 (life_analysis): Give life_analysis_1 PROP flags.
5832 (verify_wide_reg_1, verify_wide_reg): New.
5833 (verify_local_live_at_start): New.
5834 (update_life_info): Rewrite to call into propogate_block.
5836 (mark_regs_live_at_end): After reload, if epilogue as rtl,
5837 always mark stack pointer. Conditionally mark PIC register.
5838 After reload, mark call-saved registers, return regsiters.
5839 (life_analysis_1): Accept PROP flags not remove_dead_code.
5840 Call mark_regs_live_at_end before zeroing regs_ever_live.
5841 Use calculate_global_regs_live. Copy global_live_at_end before
5842 calling final propagate_block. Zero reg_next_use on exit.
5843 (calculate_global_regs_live): New.
5844 (allocate_bb_life_data): Don't allocate bb->local_set.
5845 (init_regset_vector, free_regset_vector): Remove.
5846 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
5847 Test flags before every operation. Warn if prologue/epilogue insn
5848 would have been deleted.
5849 (mark_set_regs, mark_set_1): Accept and use FLAGS.
5850 Use alloc_EXPR_LIST.
5851 (mark_used_regs): Accept and use FLAGS, not FINAL.
5852 Remove special handling for RETURN.
5853 (try_pre_increment): Use alloc_EXPR_LIST.
5854 (dump_flow_info): Dump n_edges.
5855 (unlink_insn_chain, split_hard_reg_notes): Remove.
5856 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
5857 (find_insn_with_note, new_insn_dead_notes): Remove.
5858 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
5859 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
5860 (replace_insns): Remove.
5861 (count_or_remove_death_notes): New.
5862 (verify_flow_info): Abort on error after all checks.
5863 (remove_edge): Decrement n_edges.
5864 (remove_fake_edges): Tweek format.
5865 * haifa-sched.c (schedule_insns): Use split_all_insns.
5866 * output.h (update_life_info): Remove declaration.
5867 * recog.c (split_all_insns): From the corpse of split_block_insns,
5868 do the whole function block by block. Use update_life_info.
5869 (recog_last_allowed_insn): New.
5870 (recog_next_insn): Mind it.
5871 (peephole2_optimize): Set it. Walk backwards through blocks.
5872 Use update_life_info.
5873 * rtl.h (update_flow_info, replace_insns): Remove declarations.
5874 (split_all_insns): Declare.
5875 * toplev.c (rest_of_compilation): Thread prologue before flow2.
5876 Use split_all_insns.
5878 * i386.md (or -1 peep2s): Disable.
5880 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
5882 * config/mips/mips.md (movstrsi+[123]) : Combine these into
5883 a single pattern. Scrap the 'd' versions as unnecessary.
5885 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
5886 tablejump_mips162,tablejump_internal4): The operands to a
5887 label_ref must be VOIDmode.
5889 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5891 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
5893 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5895 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
5897 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5899 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
5900 cache every function if ggc_p.
5902 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5904 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
5905 instead of copy_rtx. Accept sequences that contain asm statements.
5906 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
5907 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
5908 orig_asm_operands_vector, copy_asm_operands_vector,
5909 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
5911 * rtl.h (copy_insn, copy_insn_1): Declare.
5913 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5915 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
5917 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
5918 arguments to `current_file_function_operand'.
5920 * genrecog.c: Include hard-reg-set.h and resource.h in the
5921 generated output file.
5923 * real.c: Include tm_p.h.
5925 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5927 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
5930 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
5932 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
5933 before the fctiwz insn.
5935 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5936 Mark Mitchell <mark@codesourcery.com>
5938 * tree.c (make_lang_type_fn): New funtion pointer.
5939 (make_lang_type): Call it.
5940 * tree.h (make_lang_type): Declare.
5941 (make_lang_type_fn): Likewise.
5942 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
5944 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
5946 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
5947 make sure that HIGH instructions are copied into BASE_REGS.
5949 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
5951 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
5953 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
5955 * c-decl.c (finish_struct): Use simpler method of
5956 removing elements of a singly-linked list.
5958 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
5960 * alpha.md (peephole2's): Comment out peephole2's that generate
5963 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
5965 * genrecog.c (add_to_sequence): Disable mode check for
5968 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5970 * ggc-simple.c (init_ggc): Set empty_string.
5972 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
5974 * configure.in: Detect mmap. Add --with-gc=foo to select
5975 garbage collector; default to page if mmap available.
5976 * Makefile.in (GGC): Substitute.
5978 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
5980 * c-decl.c (ggc_p): Enable.
5982 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5984 * flow.c (verify_flow_info): Make it extern & unconditionally define.
5986 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
5988 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
5989 string for little-endian-data.
5991 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
5993 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
5994 case somebody tries to compile --enable-checking code with gcc
5997 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
5999 * genrecog.c (add_to_sequence): Verify operand to label_ref is
6002 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
6004 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
6005 * jump.c (jump_optimize_1): Document why.
6007 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6009 * collect2.c (scan_prog_file, scan_libraries): Prototype function
6010 pointers and casts for `int_handler' and `quit_handler'.
6012 * flow.c (verify_flow_info, split_hard_reg_notes,
6013 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
6014 remove_edge, remove_fake_successors): Add static prototypes.
6015 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
6016 (mark_set_1): Initialize variable `regno'.
6017 (unlink_insn_chain): Likewise for variable `curr'.
6018 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
6020 * loop.c (strength_reduce): Initialize variable
6021 `unrolled_insn_copies'.
6022 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
6023 prototypes. Change these functions to take const PTR parameters
6024 to avoid prototype conflict when used as the comparson argument
6026 (check_dbra_loop): Initialize variable `comparison_val'.
6028 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
6029 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
6030 (find_valid_class): Initialize variable `best_class'.
6031 (find_reloads): Call memcpy, not bcopy.
6033 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
6034 (hard_reg_use_compare): Don't needlessly cast away const.
6035 (reload_reg_class_lower): Likewise.
6036 (choose_reload_regs): Initialize variable `regno'.
6038 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
6040 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
6042 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
6044 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
6045 ({,d}discard): Add forward declarations. Declare parameter as
6047 (main_without_main): Explicitly declare return type to be int.
6048 (memcpy): Properly declare.
6050 * libgcc2.c (toplevel): If inhibit_libc is defined and not
6051 building the trampoline support, declare malloc, free, and
6053 (__clear_cache): Mark arguments as potentially unused.
6055 * frame.c (toplevel): If inhibit_libc is defined, declare
6058 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
6060 * flow.c (make_edge): Accept an optional 2D bitmap in which
6061 to cache edge existence. Update all callers.
6062 (make_label_edge, make_eh_edge): Pass through the edge cache.
6063 (make_edges): Provide the cache.
6065 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6067 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
6069 (local_mbtowc): Change the type of variable `i' from int to size_t.
6071 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
6072 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
6074 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
6076 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
6077 after other includes that define the appropriate types. Include
6078 tm_p.h for getting user prototypes.
6079 * ggc-callbacks.c (toplevel): Ditto.
6080 * ggc-none.c (toplevel): Ditto.
6081 * gcc-page.c (toplevel): Ditto.
6082 * ggc-simple.c (toplevel): Ditto.
6084 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
6085 Jonathan Larmour <jlarmour@cygnus.co.uk>
6087 * config/mips/mips.c (mips_move_2words): Split doubles if
6088 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
6090 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
6092 * genrecog.c (struct decision_test): New.
6093 (struct decision): Remove test-related members, sort the rest by size.
6094 (IS_SPLIT): Simplify.
6095 (new_decision, new_decision_test): New.
6096 (add_to_sequence): Use them. No special handling for args of
6098 (maybe_both_true): Renamed from not_both_true; return sense changed.
6099 (maybe_both_true_1, maybe_both_true_2): New. Broken out
6100 of maybe_both_true and adjusted for decision_test.
6101 (position_merit): Remove.
6102 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
6103 (merge_accept_insn): New, broken out of merge_trees.
6104 (merge_trees): Use them. No special case for c_test; no node
6105 splitting; use test type instead of position_merit.
6106 (factor_tests): New.
6107 (simplify_tests): New.
6108 (break_out_subroutines): Don't write code now.
6109 (find_afterward): New.
6110 (write_afterward, write_switch, write_cond): New.
6111 (write_action, is_unconditional): New.
6112 (write_node): New. Use them.
6113 (write_tree_1): Rewrite. Use the new functions above.
6114 (write_tree): Remove afterward processing.
6115 (write_subroutine): Simplify function variant emission.
6116 (write_subroutines): New.
6117 (same_codes, clear_codes): Remove.
6118 (same_modes, clear_modes): Remove.
6119 (write_header): New, broken out of main.
6120 (make_insn_sequence): Use new_decision and new_decision_test.
6121 (process_tree): New, broken out of main.
6122 (main): Adjust for merge_trees interface change.
6123 Don't #define operands in the output file.
6124 (record_insn_name): New, broken out of make_insn_sequence.
6125 (debug_decision_2, debug_decision_1, debug_decision_0): New.
6126 (debug_decision): New.
6128 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
6130 * resource.c (find_free_register): Mark class_str argument const.
6131 * resource.h: Update prototype to match.
6133 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
6134 * i386.md: Give all anonymous insns names.
6136 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
6138 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
6141 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
6143 * toplev.c (dbr_sched_time): Unconditional.
6144 (peephole2_time): New.
6145 (compile_file): Add pass numbers to all of the dump file suffixes.
6146 Dump peephole2_time. Don't dump times for non-applicable passes.
6147 (rest_of_compilation): Add pass numbers to dump file suffixes.
6148 Conditionalize calls to the scheduler.
6149 * invoke.texi: Update.
6151 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
6153 * flow.c (make_edges): Fix insn iteration.
6154 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
6155 (find_basic_blocks_1): Fix spelling mistake.
6157 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
6159 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
6160 always have side-effects. Use memset not bzero.
6161 (make_node): Likewise.
6163 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
6165 * stmt.c (expand_anon_union_decl): When any of the elements of the
6166 union is addressable, so is the entire union.
6168 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
6170 * sbitmap.c (sbitmap_ones): Don't set too many bits.
6172 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
6173 * bitmap.c (bitmap_operation): Return true iff TO changed.
6174 (bitmap_equal_p): New.
6175 (bitmap_bit_p): Tidy arithmetic.
6176 (debug_bitmap_file): Likewise.
6178 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
6180 * toplev.c (rest_of_compilation): Turn on cse_not_expected
6181 before cse2 instead of after.
6183 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
6185 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
6188 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6190 * cppinit.c (is_idchar initializer): Loosen tests to accept
6193 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
6195 * mips.md: Define conditional move patterns for floating point
6196 operands and DI mode conditions.
6198 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
6200 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
6201 always have side-effects.
6203 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
6205 * mn10200.c (asm_file_start): Fix typo.
6207 * cppinit.c (is_idchar initializer): Tighten tests for when
6208 to put the table into initialized memory.
6210 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
6211 not an array of rtunion.
6212 * gcc-page.c (ggc_alloc_rtvec): Similarly.
6213 * gcc-simple (ggc_free_rtvec): Similarly.
6215 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
6218 * mbchar.h: Add missing #endif.
6220 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
6221 (FPBIT, DPBIT): Define.
6223 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6225 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
6227 * profile.c (instrument_arcs, output_gcov_string,
6228 tablejump_entry_p): Add static prototypes.
6229 (output_gcov_string): Constify a char*.
6231 * regmove.c (replacement_quality, fixup_match_2): Add static
6234 * resource.h (reg_dead_p): Add extern prototype.
6236 * rtl.c (trim_filename): Add static prototype.
6238 * scan-decls.c (skip_to_closing_brace): Likewise.
6240 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
6241 (expand_end_case): Initialize variable `range'.
6242 (emit_case_nodes): Remove unused prototype `rtx_fn'.
6244 * varasm.c (asm_emit_uninitialised): Add static prototype.
6245 (asm_emit_uninitialised, assemble_variable): Mark parameter with
6248 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6250 * cpplib.c (if_directive_nameo): Add static prototype.
6252 * cse.c (cse_insn): Remove unused variable `p'.
6254 * except.c (create_rethrow_ref, push_entry,
6255 receive_exception_label, new_eh_region_entry, find_func_region,
6256 clear_function_eh_region, process_nestinfo): Add static prototypes.
6257 (get_reg_for_handler): Hide definition.
6258 (process_nestinfo): Initialize variable `extra_handlers'.
6260 * expr.h (expand_builtin_longjmp): Add extern prototype.
6262 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
6264 * function.c (prepare_function_start): Likewise.
6265 (pop_function_context_from): Mark parameter `context' with
6267 (push_temp_slots_for_block, flush_addressof): Hide definition.
6269 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
6270 solve_program_flow_graph, calculate_branch_probs,
6271 function_summary, main, fancy_abort): Add prototypes.
6273 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
6274 (add_hash): Constify a char*.
6276 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
6277 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
6278 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
6280 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
6282 * lists.c (free_list, zap_lists): Likewise.
6284 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6286 * alias.c (nonlocal_reference_p): Add static prototype.
6288 * bitmap.c (bitmap_element_allocate): Prototype args in function
6291 * builtins.c (stabilize_va_list): Add static prototype.
6292 (expand_builtin_va_arg): Constify a char*.
6294 * c-lex.c (getch, put_back, extend_token_buffer_to,
6295 read_line_number, token_getch, token_put_back): Add static
6298 * c-parse.gperf (hash, is_reserved_word): Likewise.
6300 * cccp.c (is_dir_separator): Likewise.
6302 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6304 * graph.h: New file to prototype functions exported by graph.c.
6306 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
6308 * graph.c: Include graph.h.
6310 * toplev.c: Likewise. Remove redundant prototypes.
6312 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
6314 * invoke.texi: Removed duplicated description for -Q.
6316 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
6318 * extend.texi: Grammar fix in __extension__ text.
6320 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
6322 * md.texi (define_peephole2): New section.
6324 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
6326 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
6327 (mov $-1 to or peepholer): Enable for pentium when optimizing for
6330 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
6332 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
6334 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
6336 * i386.md (ffs expander): Emit Pentium friendly code for
6339 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
6341 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
6345 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6347 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
6349 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
6351 * config/m68k/m68k.c (use_return_insn): Return false if the pic
6354 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6356 * md.texi (No Constraints): Delete section.
6357 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
6358 * final.c (final_scan_insn): We always have register constraints.
6359 * genattrtab.c: Don't include "insn-config.h".
6360 (write_attr_case): We always have register constraints.
6361 * genconfig.c (register_constraint_flag): Delete.
6362 (walk_insn_part): Don't check whether we have register constraints.
6363 (main): Don't write out "#define REGISTER_CONSTRAINTS".
6364 * genoutput.c (have_constraints): Delete.
6365 (main): Don't set it.
6366 (output_operand_data): We always have constraints.
6367 (scan_operands): Likewise.
6368 (compare_operands): Likewise.
6369 * local-alloc.c (block_alloc): We always have constraints.
6370 (requires_inout): Always compile this function.
6371 * recog.c (extract_insn): We always have constraints.
6372 (constrain_operands, reg_fits_class_p): Always compile these
6374 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
6376 (struct insn_operand_data): Likewise.
6377 * regclass.c (regclass): We always have constraints.
6378 (record_reg_classes, copy_cost, record_address_regs,
6379 auto_inc_dec_reg_p): Always compile these functions.
6380 * regmove.c (regmove_optimize): We always have constraints.
6381 * reload.c (find_reloads): Likewise.
6382 * reload1.c (reload): Likewise.
6383 (reload_cse_simplify_operands): Likewise.
6384 * i860.c (output_delay_insn): Likewise.
6386 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
6388 * iris6.h (BUILD_VA_LIST_TYPE): Define.
6390 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6392 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
6393 for the va_list record.
6395 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
6397 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
6400 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
6402 * alias.c: Include insn-flags.h.
6403 * Makefile.in (alias.o): Update.
6405 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
6407 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
6408 to LTU and GEU. Handle more cases using sbb.
6410 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
6412 * i386.md (truncatexfdf splitters): Do not use subreg.
6413 (fop XFmode patterns): Fix mode in operand testing.
6415 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
6417 * jump.c (jump_optimize_1): Amend last change to test only the
6418 form of the operand, not the insn.
6420 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
6421 not register_operand to determine when B may need preloading.
6423 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
6425 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
6426 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
6427 (call-value patterns): Move to end of file.
6428 (*): Remove mode from label_ref in (pc) context.
6429 (movstrqi): Use memory not general_operand for BLKmode operands.
6430 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
6431 to register_operand operands.
6432 (peep2 patterns): Convert from commented-out peephole patterns.
6434 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6436 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
6437 to BUILT_IN_INIT_DWARF_REG_SIZES.
6438 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
6439 Renamed from BUILT_IN_DWARF_REG_SIZE; call
6440 expand_builtin_init_dwarf_reg_sizes.
6441 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
6442 with __builtin_init_dwarf_reg_size_table.
6443 * dwarf2out.c (struct reg_size_range): Delete.
6444 (expand_builtin_init_dwarf_reg_sizes): New function.
6445 (expand_builtin_dwarf_reg_size): Delete.
6446 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
6447 (expand_builtin_dwarf_reg_size): Don't declare.
6448 * libgcc2.c (dwarf_reg_size_table_initialized): New.
6449 (dwarf_reg_size_table): New.
6450 (init_reg_size_table): New function.
6451 (copy_reg): Use dwarf_reg_size_table.
6452 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
6455 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
6457 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
6458 Correctly build argument list to constructor and destructor functions.
6460 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
6462 * c-tree.h (warn_float_equal): Declare.
6463 * c-decl.c (warn_float_equal): Define.
6464 (c_decode_option): Recognize -W[no-]float-equal.
6465 * c-typeck.c (build_binary_op): Conditionally warn
6466 about equality tests of floating point types.
6467 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
6468 * invoke.texi: Add docs for -Wfloat-equal warning.
6470 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
6472 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
6473 generating RTL directly.
6474 * mips.h (INIT_TARGET_OPTABS): Likewise.
6475 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
6477 * expr.h (init_mov_optab): Delete declaration
6479 * h8300.c (WORD_REG_USED): Update to avoid useless register
6480 saves in interrupt functions and functions which never return.
6482 * cse.c (struct set): Delete inner_dest_loc field.
6483 (cse_insn): Remove assignments to inner_dest_loc field.
6485 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
6487 * ggc-page.c: Don't include <unistd.h> etc taken care of
6488 by "system.h". Include <sys/mman.h> afterward.
6490 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
6492 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
6495 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
6497 * xcoffout.c (xcoffout_declare_function): Add documentation.
6498 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
6499 TARGET_64BIT. Compare constant to -1, not bit pattern.
6500 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
6501 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
6504 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
6506 * dwarf2out.c (add_abstract_origin_attribute): Abort if
6508 (gen_inlined_enumeration_type_die): Do not abort if the type has
6509 not been writeen out.
6510 (gen_inlined_structure_type_die): Do not abort if the type has
6511 not been writeen out.
6512 (gen_inlined_union_type_die): Do not abort if the type has
6513 not been writeen out.
6514 (gen_tagged_type_instantiation_die): Do not abort if the type
6515 has not been written out.
6517 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6519 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
6521 * reg-stack.c (straighten_stack): Copy hard reg set with
6524 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
6526 * builtins.c (stabilize_va_list): Stabilize array type va_list
6527 to a pointer type, not the base record type.
6528 (expand_builtin_va_copy): Dereference the pointers explicitly;
6529 use the correct size for the copy.
6531 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
6532 (rs6000_va_arg): Likewise.
6534 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
6536 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
6538 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
6540 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
6542 (DECL_BUILT_IN_CLASS): Adjust accordingly.
6544 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
6546 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
6547 (init_ggc): Use it instead of a constant.
6548 (ggc_collect): Bound allocated_last_gc by it.
6550 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
6552 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
6555 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
6557 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
6558 (mips*-*-openbsd*): Let big endian configuration be a fragment.
6560 * config/mips/openbsd.h: New, OpenBSD little endian target.
6561 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
6562 * config/mips/xm-openbsd.h: New, OpenBSD host.
6564 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
6566 * config/m68k/m68k.c (output_function_prologue,
6567 output_function_epilogue): Use
6568 current_function_uses_pic_offset_table instead of regs_ever_live
6569 to decide whether to save/restore pic register.
6570 (legitimize_pic_address): Don't modify regs_ever_live any more.
6572 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
6574 * function.h (struct function): Add x_dont_save_pending_sizes_p.
6575 * stor-layout.c (variable_size): Don't add sizes to the pending
6576 sizes list if x_dont_save_pending_sizes_p is set.
6578 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
6580 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
6581 for symbolic_operand().
6582 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
6584 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6586 * combine.c (gen_rtx_combine): Add missing call to va_end().
6588 * final.c (asm_fprintf): Likewise.
6590 * genattrtab.c (attr_rtx): Likewise.
6592 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
6594 * cse.c: Update comments.
6595 (cse_insn): When converting a conditional/computed jump into
6596 an unconditional jump, always make sure a BARRIER immediately
6597 follows the converted jump. Do not delete unreachable code.
6598 (cse_basic_block): Do not delete unreachable code.
6599 * toplev.c (rest_of_compilation): Move call to
6600 delete_trivially_dead_insns after the conditional call to
6603 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6605 * collect2.c (make_temp_file): Don't prototype.
6607 * gcc.c (make_temp_file): Likewise.
6609 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
6611 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
6613 * varasm.c (asm_emit_uninitialised): New function: Generate
6614 the assembler statements necessary to declare an uninitialised
6616 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
6618 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
6619 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
6621 (assemble_variable): Use asm_emit_uninitialised to emit an
6622 uninitialised variable.
6624 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
6626 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
6627 constant on a 64 bit host. Patch supplied by Geoffrey Keating
6628 <geoffk@cygnus.com>.
6630 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6632 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
6633 * c-common.h (builtin_function): Don't declare.
6635 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
6637 (pushdecl): Likewise.
6638 (finish_decl): Likewise.
6639 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
6640 int. All callers changed.
6641 Set the builtin's DECL_BUILT_IN_CLASS.
6642 * tree.h (enum built_in_class): New.
6643 (enum built_in_function): Delete NOT_BUILT_IN.
6644 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
6646 (DECL_SET_FUNCTION_CODE): Likewise.
6647 (DECL_BUILT_IN_CLASS): New macro.
6648 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
6649 (struct tree_decl): Split builtin function code field into a
6651 (builtin_function): Declare.
6653 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
6655 * optabs.c (init_traps): Fix typo in last change.
6657 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
6659 * toplev.c (rest_of_decl_compilation): Update comment.
6661 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6663 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
6664 in .sbss if appropriate.
6665 (EXTRA_SECTION_FUNCTIONS): Add sbss.
6666 (SBSS_SECTION_ASM_OP): New macro.
6667 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
6668 (EXTRA_SECTIONS): Add in_sbss.
6669 * config/mips/mips.h: Prototype sbss_section.
6671 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
6673 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
6676 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
6678 * optabs.c (init_traps): Register trap_rtx as a GC root.
6680 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6682 * config/mips/mips.c (function_arg_pass_by_reference): Define
6683 unconditionally, since it's called unconditionally.
6685 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6687 * toplev.c (documented_lang_options): Add -fshort-wchar.
6688 * c-decl.c (c_decode_option): Likewise.
6689 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
6691 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
6692 * gcc.c (default_compilers): If -fshort-wchar,
6693 override __WCHAR_TYPE__.
6694 * tm.texi (C Dialect Options): Add -fshort-wchar.
6696 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
6697 symbol for a variable.
6699 * cpplib.h (CPP_PREPROCESSED): New macro.
6700 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
6701 we're seeing this input for a second time.
6703 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
6705 * emit-rtl.c (init_emit_once): Initialize modes first.
6707 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
6709 * config/i386/i386.c (pic_label_name): Change to char pointer.
6710 (global_offset_table): New variable.
6711 (load_pic_register): Fill global_offset_table if it hasn't
6712 already been done. Allocate pic_label_name dynamically.
6713 * ggc.h (empty_string): New variable.
6714 * ggc-simple.c (empty_string): Likewise.
6715 (init_ggc): Allocate empty_string and add as root.
6716 * stmt.c (digit_strings): New variable.
6717 (init_stmt): Add last_block_end_note as root. Allocate and
6718 initialize digit_strings.
6719 (expand_asm_operands): Use empty_string instead of string
6720 constant. Use digit_strings instead of string constants.
6721 * profile.c (init_arc_profiler): Allocate string with
6722 ggc_alloc_string instead of xmalloc.
6723 (output_func_start_profiler): Likewise.
6724 * c-typeck.c (digest_init): Check if init is error_mark_node.
6726 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
6727 Richard Henderson <rth@cygnus.com>
6729 * ggc-page.c: New file.
6730 * Makefile.in (ggc-page.o): New.
6732 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
6734 * invoke.texi: Document -fdelete-null-pointer-checks
6735 * toplev.c (flag_delete_null_pointer_checks): New.
6736 (f_options): Add entry for -fdelete-null-pointer-checks.
6737 (rest_of_compilation): Conditionalize null pointer check
6738 elimination on flag_delete_null_pointer_checks.
6739 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
6741 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
6743 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
6744 copyright notice and special exception to GPL.
6746 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6748 * abi64.h (mips_function_value): Add prototype arguments.
6750 * mips-protos.h: New file with mips prototypes.
6752 * mips.c: Include "tm_p.h".
6753 (mktemp, lookup_name): Add prototype arguments.
6754 (extern_list, string_constant, mips_fill_delay_slot,
6755 mips_output_external, mips_output_external_libcall,
6756 mips_output_filename, mips_declare_object, function_prologue,
6757 mips_expand_prologue, function_epilogue, mips16_constant,
6758 build_mips16_function_stub, mips_output_conditional_branch):
6760 (mips_va_start): Remove unused variable `u'.
6761 (mips_va_arg): Cast value to unsigned when comparing against one.
6763 (save_restore_insns, mips_expand_prologue): Add missing arg in
6764 call to `large_int'.
6766 * mips.h: Move prototypes to mips-protos.h.
6767 (data_section, memory_address_p, rdata_section,
6768 readonly_data_section, simple_epilogue_p, text_section): Delete
6769 prototypes delcared elsewhere.
6770 (mips_epilogue_delay_slots, print_options): Delete unused decls.
6772 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
6774 * mips.md: Delete extra args in call to `mips_move_2words'.
6776 * xm-iris6.h (alloca): Add prototype argument.
6778 * genpeep.c: Include "tm_p.h" in generated output file.
6780 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6782 * basic-block.h (find_edge_index): Change parameters.
6783 * flow.c (verify_edge_list): Pass basic_block parameters to
6784 find_edge_index instead of integers.
6786 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
6788 * combine.c (simplify_comparison): Use an unsigned shift to adjust
6791 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
6793 * gcc.1: Fix a formatting error.
6795 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6797 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
6798 i786, mn10200, mn10300, pdp11, v850.
6800 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
6802 * libgcc2.c (num_digits): Add prototype with
6803 __attribute__((const)).
6804 (__terminate): Add prototype.
6806 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
6808 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
6810 * alpha/alpha.c (print_operand): Fix type of `code'.
6811 (alpha_output_filename): Constify.
6812 * alpha/alpha.h: Move all function declarations ...
6813 * alpha/alpha-protos.h: ... here. New file.
6814 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
6815 (SECTION_FUNCTION_TEMPLATE): Likewise.
6817 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6819 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
6820 * expr.c (expand_expr): Likewise.
6821 (do_jump): Likewise.
6822 (do_store_flag): Pass ccp_store_flag to can_compare_p.
6823 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
6825 (enum can_compare_purpose): New.
6826 (can_compare_p): Adjust prototype.
6827 (prepare_cmp_insn, prepare_operand): Declare.
6828 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
6829 * optabs.c (cmp_available_p): Deleted.
6830 (expand_abs): Pass ccp_jump to can_compare_p.
6831 (can_compare_p): New arg PURPOSE. Check for combined optabs.
6832 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
6833 Call can_compare_p rather than cmp_available_p.
6834 (prepare_operand): No longer static.
6835 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
6836 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
6837 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
6838 sequence to use emit_cmp_and_jump_insns.
6839 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
6841 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
6843 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
6844 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
6845 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
6846 (plus (reg) (const_int 0))
6847 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
6849 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
6851 * rs6000.c (expand_block_move): DImode loads and stores require
6852 word-aligned displacements. Increment address registers with
6853 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
6855 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
6857 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
6858 is no name for the base type, rather than segfault. If we are
6859 writing out a complex integer type, use DW_ATE_lo_user.
6861 * expr.c (emit_move_insn_1): If we are copying a complex that fits
6862 in one word or less (complex char, complex short, or on 64 bit
6863 systems complex float) to/from a hard register, copy it through
6864 memory instead of dying in gen_{real,imag}part. If we have a
6865 short complex type, prevent inlining since it allocates stack
6868 * tree.c (build_complex_type): If we are writing dwarf2 output,
6869 generate a name for complex integer types.
6871 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6873 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
6874 * flow.c (remove_edge): Remove extra whitespace.
6875 (remove_fake_edges): Fix comment.
6876 (add_noreturn_fake_exit_edges): Use the correct name.
6878 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
6880 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
6881 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
6882 (clean): Depend on INTL_CLEAN.
6883 (maintainer-clean): Adjust.
6885 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6887 * configure.in (AC_PREREQ): Bump to 2.13.
6888 (AC_C_STRINGIZE): Call this instead of using a custom macro.
6890 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
6892 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
6894 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
6896 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
6897 (HAVE_STRINGIZE): Define.
6899 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
6901 * c-parse.in: save and restore warn_pointer_arith on __extension__
6902 along with pedantic.
6903 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
6904 Set the type of extension to itype rather than $<itype>1 kludge.
6905 * extend.texi (Alternate Keywords): Adjust documentation.
6906 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
6908 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
6910 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
6911 most assembler templates.
6913 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
6914 FP loads and stores.
6915 (following_call): Always return zero for the PA8000.
6916 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
6917 FP loads and stores.
6918 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
6920 * pa.h (BRANCH_COST): Define.
6922 * pa.md (return, return_internal): Use bve for PA2.0.
6924 * pa.md (fused multiply): Add variants which reduce height for the
6925 fused multiply, but which still generate 2 insns.
6926 (fnegabs): Similarly.
6928 * pa.md (subsi3): Turn into an expander. Create two anonymous
6929 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
6930 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
6932 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
6934 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
6936 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
6937 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
6939 * regclass.c (init_regs): Add "top_of_stack" as a garbage
6942 * flow.c (record_active_eh_regions): Terminate loop after finding
6943 the last insn in the last basic block.
6945 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6947 * config/c4x/c4x.md: Delete parallel instruction peepholes.
6949 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6951 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
6953 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6955 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
6956 splitting to not use output template.
6958 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6960 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
6961 * config/c4x/c4x.c (c4x_va_start): New function.
6963 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
6965 * genrecog.c (not_both_true): Handle correctly cases when called for
6966 tests with different positions in the insn.
6968 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6970 * machmode.h (HOST_PTR_PRINTF): Move from here ...
6972 * system.h (HOST_PTR_PRINTF): ... to here.
6974 * mips-tfile.c: Don't include machmode.h.
6976 * Makefile.in (MACHMODE_H): New variable. Update to use it.
6977 (mips-tfile.o): Don't depend on machmode.h.
6979 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6981 * haifa-sched.c (sched_analyze): Rename local variable `region' to
6982 avoid conflicts with typedef struct `region' at the top level scope.
6984 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
6986 * basic-block.h (basic_block): Add eh_beg, eh_end.
6987 * flow.c (entry_exit_blocks): Update.
6988 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
6990 (find_basic_blocks_1): Don't record eh_list at each bb. Use
6991 lists.c functions to allocate insn lists.
6992 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
6994 (make_eh_edge): ... here. New.
6995 (move_stray_eh_region_notes): New.
6996 (record_active_eh_regions): New.
6997 (delete_unreachable_blocks): Split out block merging ...
6998 (try_merge_blocks): ... here. New.
6999 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
7000 Dump debugging data.
7001 (merge_blocks_move_successor_nojumps): Likewise.
7002 (merge_blocks): Use eh_beg+eh_end to validate block movement.
7004 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7006 * extend.texi (Bound member functions): Document unbound pmf
7009 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7011 * flow.c (split_edge): Handle insertion on a fallthrough edge which
7012 has the EXIT_BLOCK as a dest.
7014 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7016 * flow.c (remove_edge): New function to remove an edge from the
7018 (remove_fake_successors): New function to remove fake successor edges.
7019 (remove_fake_edges): New function to remove all fake edges from the
7021 (add_fake_exit_edges): New function to add fake edges from all blocks
7022 with no successors to the exit block.
7023 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
7024 prototypes for new functions.
7026 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7028 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
7029 Use Pmode to determine whether to output .dword or .word.
7031 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
7033 * tree.c (built_in_filename): New variable.
7034 (BUILT_IN_FILENAME): New macro.
7035 (init_tree_codes): Allocate built_in_filename.
7036 (make_node): Use built_in_filename instead of string constant.
7038 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
7040 * configure.in: Add fr30 target.
7041 * configure: Regenerate.
7042 * config/fr30: New directory.
7043 * config/fr30/crti.asm: New file.
7044 * config/fr30/fr30.c: New file.
7045 * config/fr30/crtn.asm: New file.
7046 * config/fr30/fr30.h: New file.
7047 * config/fr30/fr30.md: New file.
7048 * config/fr30/lib1funcs.asm: New file.
7049 * config/fr30/t-fr30: New file.
7050 * config/fr30/xm-fr30.h: New file.
7052 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
7054 * flow.c (merge_blocks_move_successor_nojumps): Delete the
7055 BARRIER at the end of the successor, not the BARRIER before
7058 * pa.c (pa_add_gc_roots): Fix thinko in last change.
7060 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
7062 * stmt.c (any_pending_cleanups): Don't crash when
7063 current_function->stmt is unset.
7065 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7067 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
7068 other initializations that may use it for relative offsets.
7070 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7072 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
7073 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
7074 * config/i386/sol2dbg.h: Removed.
7075 * config/i386/sol2gas.h: New file, to enable gas work-around.
7076 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
7077 Don't use sol2dbg.h.
7078 * configure: Rebuilt.
7080 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
7082 * invoke.texi (-fthis-is-variable): Remove documentation.
7084 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
7086 * basic-block.h (compute_bb_for_insn): Declare.
7087 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
7088 to use; set size of basic_block_for_insn directly.
7089 (find_basic_blocks): Update.
7091 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
7095 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7097 * crtstuff.c (ON_EXIT): Delete empty macro definition.
7098 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
7100 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
7102 * c-decl.c (c_decode_option): Extend comment.
7104 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
7106 * toplev.c (progname): Make 'const char *'
7107 (flag_print_mem): Move out of main.
7108 (version_flag): Move out of main.
7109 (filename): Move out of main.
7110 (debug_args): Remove g prefix from options.
7111 (documented_lang_options): Remove cpplib specific options.
7112 (display_help): Add g prefix to debug options.
7113 (check_lang_option): Delete this function.
7114 (decode_d_option): New function: Decode -d... option.
7115 (decode_f_option): New function: Decode -f... option.
7116 (decode_W_option): New function: Decode -W... option.
7117 (decode_g_option): New function: Decode -g... option.
7118 (independent_decode_option): New function: Decode a language
7119 independent command line option.
7120 (main): Invoke lang_decode_option and then
7121 independent_decode_option on each command line option in
7124 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
7126 Revert this change. Gavin's patch to operand_equal_p is a better fix.
7127 * fold-const.c (fold_range_test): Do not try to fold the range
7128 test if the rhs or lhs has side effects.
7130 * basic-block.h (compute_flow_dominators): Declare.
7132 * gcse.c (alloc_code_hoist_mem): New function.
7133 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
7134 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
7135 (hoist_code, one_code_hoisting_pass): Likewise.
7136 (gcse_main): If optimizing for size, then hoist expressions
7137 computed in multiple dominated basic blocks.
7139 * gcse.c (invalid_nonnull_info): New function.
7140 (delete_null_pointer_checks): Likewise.
7141 * rtl.h (delete_null_pointer_checks): Declare.
7142 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
7144 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
7145 (merge-blocks_move_successor_nojumps): Likewise.
7146 (merge_blocks): Allow merging of some blocks, even if it requires
7147 physical movement of the blocks, but not if it requires new jumps.
7149 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
7150 Callers and prototype changed.
7151 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
7153 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7155 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
7156 -YP when both -p and -pg are present. From i386/sol2.h.
7158 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7160 * Makefile.in (distclean): Delete tm_p.h.
7161 * configure.in: Create a new file, "tm_p.h", from a list in
7162 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
7163 "i386/i386-protos.h".
7165 * alias.c: Include "tm_p.h".
7166 * c-typeck.c: Likewise.
7167 * calls.c: Likewise.
7169 * emit-rtl.c: Likewise.
7170 * explow.c: Likewise.
7171 * expmed.c: Likewise.
7173 * final.c: Likewise.
7175 * fold-const.c: Likewise.
7176 * function.c: Likewise.
7178 * global.c: Likewise.
7179 * haifa-sched.c: Likewise.
7180 * integrate.c: Likewise.
7182 * local-alloc.c: Likewise.
7184 * optabs.c: Likewise.
7185 * recog.c: Likewise.
7186 * reg-stack.c: Likewise.
7187 * regclass.c: Likewise.
7188 * regmove.c: Likewise.
7189 * reload.c: Likewise.
7190 * reload1.c: Likewise.
7191 * reorg.c: Likewise.
7192 * resource.c: Likewise.
7194 * stor-layout.c: Likewise.
7195 * toplev.c: Likewise.
7197 * unroll.c: Likewise.
7198 * genattrtab.c (main): Make generated file include "tm_p.h".
7199 * genemit.c (main): Likewise.
7200 * genoutput.c (main): Likewise.
7201 * genrecog.c (main): Likewise.
7203 * i386.h: Delete all prototypes.
7204 * i386.c: Include "tm_p.h".
7205 (ix86_attr_length_default): Call constant_call_address_operand
7206 with correct number of arguments.
7207 * i386-protos.h: New file.
7208 * i386.md (unnamed patterns): Call constant_call_address_operand
7209 with correct number of arguments.
7210 (exception_receiver): Call load_pic_register with correct number
7213 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
7215 * c-pragma.c (mark_align_stack): Dereference the void* properly.
7217 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
7219 * rtl.h (insns_safe_to_move_p): New function.
7220 * loop.c (find_and_verify_loops): Use it.
7221 * rtlanal.c (insns_safe_to_move_p): Define it.
7223 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
7225 * c-pragma.c: Include ggc.h.
7226 * Makefile.in (c-pragma.o): Update.
7228 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7230 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
7231 (LIB_SPEC): Likewise.
7232 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
7233 Reindent -YP/-p/-pg.
7234 Copied from config/sparc/sol2.h.
7236 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
7238 * c-pragma.c (mark_align_stack): New.
7240 * c-pragma.h (init_pragma): Declare it.
7241 * c-lex.c (init_parse): Call it.
7243 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7245 * configure.in: Pick up thread library on Solaris/x86 just
7246 like on Solaris/sparc.
7247 * configure: Rebuilt.
7249 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
7251 * rtl.h (global_rtx_index): New enum.
7252 (global_rtl): Change to array of rtx.
7253 (pc_rtx, cc0_rtx): Redefine accordingly.
7254 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
7255 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
7256 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
7257 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
7258 (const_int_rtx): Change to array of rtx.
7259 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
7261 * emit-rtl.c (global_rtl): Change to array of rtx.
7262 (const_int_rtx): Change to aray of rtx.
7263 (gen_rtx_CONST_INT): Redefine accordingly.
7264 (init_emit_once): Allocate and initialize global_rtl. Likewise
7265 for const_int_rtx. Add both as GC roots.
7266 * genattrtab.c (global_rtl): Update declaration.
7268 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
7270 * Makefile (USER_H): Add iso646.h back.
7272 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
7274 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
7275 zapping the LOG_LINKS of sched_before_next_call.
7277 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
7278 * pa.c (insn_refs_are_delayed): Renamed from
7279 insn_sets_and_refs_are_delayed.
7281 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
7283 * functiion.h (struct function): Add x_whole_function_mode_p.
7284 (retrofit_block): Declare.
7285 * function.c (retrofit_block): New function.
7286 (identify_blocks): Add assertions. Allow an incomplete set of
7287 block notes if we're still generating code for the function.
7288 * integrate.c: Include loop.h.
7289 (expand_inline_function): Call find_loop_tree_blocks to map block
7290 notes to blocks when in whole-function mode. Use retrofit_block
7291 to insert new BLOCKs for the inlined function, rather than
7293 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
7294 * Makefile.in (integrate.o): Depend on loop.h.
7296 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7298 * tree.h (warn_about_unused_variables): Declare.
7299 * stmt.c (warn_about_unused_variables): New function, split out
7301 (expand_end_bindings): Here.
7303 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
7305 * stmt.c (preserve_subexpressions_p): Don't crash when
7306 current_function->stmt is unset.
7308 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
7310 * stmt.c (expand_start_bindings): Allow callers to pass a flag
7311 indicating that no NOTE_INSN_BLOCK_BEG note is required.
7312 (expand_start_target_temps): Use it.
7313 * except.c (expand_eh_region_start_for_decl): Likewise.
7314 * expr.c (expand_expr): Likewise.
7316 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7318 * fold-const.c (operand_equal_p): Pay attention to side effects.
7320 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
7322 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
7323 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
7325 * tlink.c (scan_linker_output): Look for keywords before accepting
7326 a mangled name in quotes.
7328 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
7330 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
7331 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
7333 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
7335 * alpha.md: Revert Thu Nov 26 change that came in through the
7336 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
7337 Avoid earlyclobber when possible.
7339 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7341 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
7343 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
7344 Define HAVE_ON_EXIT.
7346 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7348 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
7349 CTYPE_CONV in all ctype macros.
7351 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
7354 * cexp.y (initialize_random_junk): Likewise.
7356 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
7358 * i370.c (handle_pragma): Likewise.
7360 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
7362 * v850.c (override_options): Likewise.
7364 * doprint.c (_doprnt): Likewise.
7366 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
7369 * fixinc/server.c (load_data): Likewise.
7371 * fold-const.c (real_hex_to_f): Likewise.
7373 * genattr.c (write_upcase, gen_attr): Likewise.
7375 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
7376 write_upcase): Likewise.
7378 * genemit.c (print_code): Likewise.
7380 * genopinit.c (gen_insn): Likewise.
7382 * genpeep.c (print_code): Likewise.
7384 * genrecog.c (print_code): Likewise.
7386 * optabs.c (init_libfuncs): Likewise.
7388 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
7390 * haifa-sched.c (sched_analyze): Keep the list of notes organized
7392 (reemit_notes): Likewise.
7394 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
7396 * ggc.h (ggc_root): Move to ggc-common.c.
7398 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
7399 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
7400 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
7401 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
7402 * ggc-common.c (ggc_root): Move from ggc.h.
7403 (roots): Declare, static.
7404 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
7405 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
7406 null or check/set mark bit.
7407 (ggc_mark_roots): New.
7408 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
7410 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
7412 * m32r.c: Include toplev.h.
7413 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
7414 (gen_compare): Rename swap_p to must_swap to match uses.
7415 Add default abort case.
7416 (m32r_output_function_epilogue): Remove unused variables.
7417 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
7418 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
7419 define to empty parameter list. Update all uses.
7420 (predicate decls): Use enum machine_mode not int.
7421 * m32r.md (movsi): Call abort, not fatal_insn.
7422 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
7424 1999-09-14 Andrew Haley <aph@cygnus.com>
7426 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
7427 use $0 instead of 0.
7429 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7431 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
7432 computation out of loop over hard regs.
7434 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
7436 * function.c (identify_blocks): Don't shadow a variable in an
7438 * integrate.c (integrate_decl_tree): Don't use pushlevel,
7439 pushdecl, or poplevel to build up the new BLOCK tree.
7440 (expand_inline_function): Likewise.
7441 (integrate_parm_decls): Likewise.
7443 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
7445 * c-typeck.c (qualify_type): Merge qualifiers from both types.
7447 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
7449 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
7450 * invoke.texi: Document this change.
7452 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
7454 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
7456 (mark_emit_status): Renamed from mark_emit_state.
7457 * except.c (mark_eh_status): Renamed from mark_eh_state.
7458 Check not null before marking.
7459 (free_eh_status): New.
7460 * expr.c (mark_expr_status, free_expr_status): New.
7461 * function.c (free_machine_status): New.
7462 (free_after_parsing): New.
7463 (free_after_compilation): Move bits to free_after_parsing; call
7464 free_eh_status, free_expr_status; zero the marked members of the
7466 (prepare_function_start): No can_garbage_collect.
7467 Call init_eh_for_function.
7468 (expand_dummy_function_end): Free up current_function state.
7469 (mark_function_status): Renamed from mark_function_state.
7470 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
7471 * function.h (struct function): No can_garbage_collect.
7472 (free_machine_status, free_after_parsing): Declare.
7473 (free_eh_status, free_expr_status): Declare.
7474 * ggc.h (mark_expr_status): Declare.
7475 * stmt.c (free_stmt_status): Free the struct.
7476 (mark_stmt_status): Renamed from mark_stmt_state.
7477 (init_stmt): Don't call init_eh.
7478 (init_stmt_for_function): Don't call init_eh_for_function.
7479 * toplev.c (compile_file): Call init_eh.
7480 (rest_of_compilation): Free basic block info before ggc_collect.
7481 Call free_after_parsing; conditionally call free_after_compilation.
7482 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
7483 Check not null before marking.
7484 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
7486 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
7488 * c-lex.c (yylex): Initialize warn.
7490 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
7492 * pa.c (emit_move_sequence): Properly set the mode of the scratch
7493 register when performing secondary reloads for the SAR register.
7495 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
7497 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
7498 (NOTE_BLOCK): New macro.
7499 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
7500 * function.h (identify_blocks): Change prototype.
7501 * function.c (identify_blocks): Simplify.
7502 (reorder_blocks): Likewise.
7503 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
7504 NOTE_INSN_BLOCK_{BEG,END}.
7505 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
7506 the list of saved notes if the note isn't a
7507 NOTE_INSN_BLOCK_{BEG,END}.
7508 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
7510 (reemit_notes): Adjust recreation of notes to reflect new saved
7512 * print-rtl.c (print_rtx): Print the address of the BLOCK when
7513 printing a block note.
7514 * stmt.c (block_vector): Remove.
7515 (find_loop_tree_blocks): Simplify.
7516 (unroll_block_trees): Likewise.
7517 * tree.h (reorder_block): Change prototype.
7519 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
7521 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
7522 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
7523 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
7524 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
7525 (atexit, exit): Simplify.
7526 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
7527 * config/lots: Remove defns of HAVE_ATEXIT.
7529 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
7531 * calls.c (precompute_arguments): Fix typo in comment.
7532 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
7535 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
7537 * dsp16xx.c (override_options): Fix typos in GC root registration.
7539 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
7541 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
7543 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
7544 (FUNCTION_PROFILER): Redefine appropriately for Linux.
7545 (CC1_SPEC): Likewise.
7547 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7549 * genattr.c (main): Add extern prototype. Call return, not exit.
7550 * genattrtab.c (main): Likewise.
7551 * gencheck.c (main): Likewise.
7552 * gencodes.c (main): Likewise.
7553 * genconfig.c (main): Likewise.
7554 * genemit.c (main): Likewise.
7555 * genextract.c (main): Likewise.
7556 * genflags.c (main): Likewise.
7557 * gengenrtl.c (main): Likewise.
7558 * genopinit.c (main): Likewise.
7559 * genoutput.c (main): Likewise.
7560 * genpeep.c (main): Likewise.
7561 * genrecog.c (main): Likewise.
7563 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
7564 * genattrtab.c (get_insn_name): Likewise.
7565 * gencodes.c (get_insn_name): Likewise.
7566 * genconfig.c (get_insn_name): Likewise.
7567 * genemit.c (get_insn_name): Likewise.
7568 * genextract.c (get_insn_name): Likewise.
7569 * genflags.c (get_insn_name): Likewise.
7570 * genopinit.c (get_insn_name): Likewise.
7571 * genpeep.c (get_insn_name): Likewise.
7573 * gencheck.c (usage): Add static prototype.
7574 * genextract.c (print_path): Constify a char*.
7575 * genopinit.c (optabs): Likewise.
7576 * genoutput.c (operand_data, data, output_predicate_decls,
7577 compare_operands): Likewise.
7578 * genrecog.c (write_tree): Add default case in switch.
7580 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7582 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
7584 * print-rtl.c (get_insn_name): Remove prototype.
7586 * toplev.h (progname): Declare const.
7588 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
7589 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
7590 dump_sched_info, dump_local_alloc, regset_release_memory,
7591 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
7592 error_with_file_and_line, error_with_decl, error_for_asm, error,
7593 fatal, warning_with_file_and_line, warning_with_decl, warning,
7594 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
7595 Remove redundant prototypes.
7597 (notice, check_lang_option, report_file_and_line, vnotice,
7598 mark_file_stack): Add static prototype.
7599 (set_fatal_function): Add prototype.
7600 (vnotice, report_file_and_line, set_fatal_function,
7601 check_lang_option): Constify a char*.
7602 (main): Prototype. Call return, not exit.
7604 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7606 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
7608 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
7610 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
7612 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
7614 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7616 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
7617 behave as if it's zero in all cases.
7618 (expand_function_start): Adjust call to assign_parms.
7619 * tree.h (assign_parms): Adjust prototype.
7620 * objc/objc-act.c (hack_method_prototype): Adjust call to
7623 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
7625 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
7626 arg_pointer_rtx fixed if the argument pointer register is
7628 (NONZERO_BASE_PLUS_P): Likewise.
7630 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
7632 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
7633 match_insn2 to match_insn.
7634 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
7636 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
7638 * Makefile.in (USER_H): Remove va-foo.h.
7640 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
7641 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
7642 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
7643 va-spur.h,va-v850.h}: Remove.
7645 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
7647 * sparc/sparc.md (eligible_for_return_delay): New attribute.
7648 (in_return_delay): Use it instead of match_insn.
7650 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7652 * config/alpha/va_list.h (va-alpha.h): Do not include.
7653 (__gnuc_va_list): Typedef as in varargs.h.
7655 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
7657 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
7658 DECL_LIVE_RANGE_RTL.
7660 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
7662 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
7663 not NOTE_BLOCK_NUMBER.
7664 (expand_eh_region_end): Likewise.
7665 (find_exception_handler_labels): Likewise.
7666 (scan_region): Likewise.
7667 (exception_optimize): Likewise.
7668 (update_rethrow_references): Likewise.
7669 (set_insn_eh_region): Likewise.
7670 * final.c (final_scan_insn): Likewise.
7671 * flow.c (make_edges): Likewise.
7672 * integrate.c (expand_inline_function): Likewise.
7673 * print-rtl.c (print_rtx): Likewise.
7675 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
7677 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
7678 terms of builtin functions and types.
7680 * mips.c (mips_build_va_list): New.
7681 (mips_va_start, mips_va_arg): New.
7682 * mips.h (BUILD_VA_LIST_TYPE): New.
7683 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7685 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
7686 (sh_build_va_list, sh_va_start, sh_va_arg): New.
7687 * sh.h (BUILD_VA_LIST_TYPE): New.
7688 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7690 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
7692 * recog.h (struct recog_data): Make dup_num, operand_address_p,
7693 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
7694 (struct insn_data): Likewise with n_operands, n_dups,
7695 n_alternatives, output_format.
7696 * regclass.c (scan_one_insn): Cast n_operands to int before
7697 arithmetic inside comparison.
7699 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
7701 * toplev.c (compile_function): Unconditionally emit nop.
7703 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7705 * haifa-sched.c (actual_hazard): Move declaration of variable
7706 `this_cost' into the scope where it is used.
7708 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7710 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
7711 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
7712 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
7714 * genrecog.c (make_insn_sequence): Call memset, not bzero.
7716 * jump.c (find_insert_position): Don't declare or define unless
7717 !HAVE_conditional_arithmetic.
7718 (returnjump_p_1, delete_prior_computation): Add static prototypes.
7720 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
7722 * recog.c (offsettable_address_p): Prototype function pointer.
7723 (preprocess_constraints): Call memset, not bzero.
7725 * tree.c (tree_node_kind_names): Constify a char*. Make static.
7726 (gcc_obstack_init): Don't declare.
7727 (fix_sizetype): Add static prototype.
7728 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
7729 (tree_cons): Call memset, not bzero.
7731 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
7732 definition in macro ASM_WEAKEN_LABEL.
7733 (mark_const_hash_entry): Add static prototype.
7735 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7737 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
7739 * unroll.c (find_common_reg_term, subtract_reg_term,
7740 loop_find_equiv_value): Add static prototypes.
7741 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
7742 (copy_loop_body): Remove unreachable break statement.
7744 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
7746 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
7748 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7750 Undo some changes from the gcc2 merge:
7751 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
7752 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
7756 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
7757 * emit-rtl.c (gen_lowpart_common): Disable optimization of
7758 initialized float-int union if the value is a NaN.
7760 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
7762 * gthr-win32.h: New file.
7764 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
7765 shared as a valid attribute.
7766 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
7767 * extend.texi: Document `shared' variable attribute.
7769 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
7771 * configure.in: Handle --enable-threads on FreeBSD.
7772 * configure: Rebuit.
7774 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7776 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
7778 * configure: Rebuilt.
7780 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
7781 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
7782 Rosimildo DaSilva <rdasilva@connecttel.com>
7784 * configure.in (m68k-*-rtemscoff*): Added.
7785 * configure.in (mips64orion-*-rtems*): Converted to ELF.
7786 * configure.in (sparc-*-rtemsaout*): Added as alias for old
7787 sparc-rtems configuration.
7788 * configure.in (sparc-*-rtemself*): Added.
7789 * configure.in (sparc-*-rtems*): Now ELF not a.out.
7790 * config/i386/rtems.h: Added comment.
7791 * config/sparc/rtemself.h: New file.
7793 * configure.in (m68k-rtemself): Added.
7794 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
7795 and DWARF_DEBUGGING_INFO.
7796 * config/m68k/crti.s: New file.
7797 * config/m68k/crtn.s: New file.
7798 * config/m68k/t-crtstuff: New file.
7799 * config/m68k/rtemself.h: New file.
7801 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
7802 global ctor/dtor and C++ exception handling.
7803 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
7804 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
7806 * config/i386/t-rtems-i386: New File.
7808 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
7810 * stmt.c (expand_end_case): Return right away if the case stack is
7813 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
7815 * Makefile.in (version.c): Remove rule incorrectly brought in from
7818 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
7820 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
7821 * msdos/top.sed: Take into account a prepended $(SHELL) to
7823 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
7825 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
7827 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7829 * regmove.c (fixup_match_1): Don't change an unchanging register.
7830 (stable_but_for_p): Renamed to:
7831 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
7832 Changed all callers.
7834 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
7836 * loop.c (strength_reduce): Don't call reg_used_between_p if the
7837 insn from BL2 is after the insn from BL.
7839 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
7841 * recog.h (INSN_OUTPUT_FORMAT_*): New.
7842 (struct insn_data): Merge `template' and `outfun' into `output'.
7843 Add `output_format'.
7844 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
7845 (struct data): Remove `outfun'; add `output_format'.
7846 (name_for_index): Remove declaration.
7847 (output_insn_data): Handle output formats.
7848 (process_template): Emit the bare array for @.
7849 (gen_expand, gen_split): Set output_format to NONE.
7850 * output.h (get_insn_template): Declare.
7851 * final.c (get_insn_template): New.
7852 (final_scan_insn): Use it.
7853 * toplev.c (compile_file): Likewise.
7855 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7856 * i860/i860.c (output_delayed_branch): Likewise.
7857 (output_delay_insn): Likewise.
7859 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7861 * rtl.c (obstack_alloc_rtx): Removed.
7863 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
7865 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
7867 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7869 * i386.c (call_insn_operand): Reject const_int.
7870 (expander_call_insn_operand): Use call_insn_operand.
7872 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7874 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
7876 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
7878 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
7879 Use DImode operation.
7881 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
7883 * gcc.c: Include sys/resource.h.
7884 (report_times): New flag.
7885 (execute): If report_times is set, calculate and report the
7886 CPU time consumed by each subprocess.
7888 (rus, prus): New globals.
7889 (option_map): Add --time.
7890 (display_help): Document -time.
7891 (process_command): Set report_times if -time is given.
7892 Turn off -pipe if -time is given.
7894 * invoke.texi: Document new option -time.
7896 * configure.in: Check for getrusage. Check if we have to
7897 prototype getrusage.
7898 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
7899 * configure: Regenerate.
7900 * config.in: Regenerate.
7902 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
7904 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
7907 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
7909 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
7910 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
7911 (nan): Return _thenan_sf or _thenan_df as appropriate.
7912 (L_thenan_sf): Define _thenan_sf.
7913 (L_thenan_df): Define _thenan_df.
7915 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
7916 (DPBIT_FUNCS): Add _thenan_df.
7918 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
7920 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
7923 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7925 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
7928 (lang_specific_driver): Don't take a function pointer parameter.
7929 All callers changed.
7931 * gcc.c: Include gcc.h.
7932 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
7933 lang_specific_extra_outfiles, fatal): Don't declare.
7934 (multilib_defaults_raw): Constify.
7935 (read_specs): Call memset, rather than bzero.
7936 (main): Call return, not exit.
7937 (lookup_compiler): Call memcpy, not bcopy.
7938 (fatal): Make extern.
7940 * cppspec.c: Include gcc.h.
7941 (lang_specific_driver): Initialize variable `quote'. Constify a
7942 char*. All calls to the function pointer parameter now
7943 explicitly call `fatal'.
7945 * gccspec.c (lang_specific_driver): Include gcc.h.
7947 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
7949 * arm.c (note_invalid_constants): Use recog_data.operand_type
7952 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7954 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
7957 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
7958 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7959 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7960 reload_secondary_in_reload, reload_secondary_out_reload,
7961 reload_secondary_in_icode, reload_secondary_out_icode,
7962 reload_reg_rtx, reload_when_needed): Delete declarations.
7963 (struct reload): New structure.
7964 (rld): Declare new array.
7965 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
7966 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7967 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7968 reload_secondary_in_reload, reload_secondary_out_reload,
7969 reload_secondary_in_icode, reload_secondary_out_icode,
7970 reload_reg_rtx, reload_when_needed): Delete definitions.
7972 (whole file): Replace uses of the deleted arrays with uses of rld.
7973 * reload1.c (whole file): Replace uses of the deleted arrays with
7975 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
7976 explicit loops, not with bcopy.
7978 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
7980 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
7981 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
7982 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
7983 insn_name): Delete and consolidate into new structures.
7984 (insn_operand_predicate_fn): New.
7985 (insn_output_fn): New.
7987 (struct insn_operand_data): New.
7988 (struct insn_data): New.
7990 (OUT_FCN): Update for insn_data change.
7991 * builtins.c (expand_builtin_strlen): Likewise.
7992 (expand_builtin_memcmp): Likewise.
7993 * combine.c (make_extraction, simplify_comparison): Likewise.
7994 * cse.c (canon_reg, cse_insn): Likewise.
7995 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
7996 * expmed.c (store_bit_field, extract_bit_field): Likewise.
7997 (emit_store_flag): Likewise.
7998 * expr.c (convert_move, emit_block_move): Likewise.
7999 (clear_storage, emit_push_insn, expand_increment): Likewise.
8000 (do_store_flag): Likewise.
8001 * expr.h (GEN_FCN): Likewise.
8002 (insn_gen_function): Die.
8003 * final.c (final_scan_insn): Update for insn_data change.
8004 (output_asm_name): Likewise.
8005 * function.c (fixup_var_refs_1): Likewise.
8006 * loop.c (check_dbra_loop): Likewise.
8007 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
8008 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
8009 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
8010 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
8011 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
8012 * regmove.c (gen_add3_insn): Likewise.
8013 * reload.c (push_secondary_reload, combine_reloads): Likewise.
8014 (find_reloads, find_reloads_address_1): Likewise.
8015 (debug_reload_to_stream): Likewise.
8016 * reload1.c (emit_reload_insns, gen_reload): Likewise.
8017 * stmt.c (expand_end_case): Likewise.
8018 * toplev.c (compile_file): Likewise.
8020 * c4x/c4x.c (c4x_process_after_reload): Likewise.
8021 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
8023 * print-rtl.c (insn_name_ptr): Remove declaration.
8024 (get_insn_name): Declare.
8025 (print_rtx): Use it.
8026 * genoutput.c (insn_name_ptr): Remove.
8027 (next_operand_number): New.
8028 (struct operand_data): New.
8029 (null_operand, odata, odata_end): New.
8030 (struct data): Use struct operand_data.
8031 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
8032 (get_insn_name): Renamed from name_for_index.
8033 (output_prologue): Define NO_MD_PROTOTYPES.
8034 (output_predicate_decls): Break out from output_epilogue.
8035 Iterate over the operands list.
8036 (output_operand_data): Break out from output_epilogue. Emit
8037 just the operands list.
8038 (output_insn_data): Break out from output_epilogue. Emit just
8040 (output_epilogue): Remove.
8041 (output_get_insn_name): New.
8042 (constraints, op_n_alternatives, predicates, address_p): Die.
8043 (modes, strict_low, seen): Die.
8044 (scan_operands): Take new param `d' instead of writing to
8045 seven global variables.
8046 (compare_operands): New.
8047 (place_operands): New.
8048 (validate_insn_alternatives): Update for struct data change.
8049 (gen_insn): Don't zero or copy 7 global arrays. Update for
8050 scan_operands; call place_operands.
8051 (gen_peephole, gen_expand, gen_split): Likewise.
8052 (main): Update for new output routines.
8054 * genattr.c (insn_name_ptr): Remove.
8055 (get_insn_name): New function.
8056 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
8057 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
8058 * genrecog.c: Likewise.
8060 * alpha.md (adddi3): Make `pattern' array static.
8062 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8064 * config/c4x/c4x.h (c4x_rpts_cycles_string,
8065 c4x_cpu_version_string): Constify char *.
8066 * config/c4x/c4x.c (c4x_rpts_cycles_string,
8067 c4x_cpu_version_string): Likewise.
8069 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
8071 * tree.c (save_tree_status): Revert 10 Sep change.
8072 (restore_tree_status): Likewise. Call obstack_free with NULL
8073 before freeing the obstack proper.
8075 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
8077 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
8079 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
8080 surrounding context.
8082 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
8084 * tree.c (type_hash_canon): Put all types in the hash-table, when
8087 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
8089 * recog.h (struct recog_data, recog_data): New.
8090 (recog_foo variables): Kill.
8091 * recog.c (recog_operand, recog_operand_loc): Kill.
8092 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
8093 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
8094 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
8095 (recog_data): Define.
8096 (extract_insn): Update all recog_foo references to use recog_data.
8097 (preprocess_constraints, constrain_operands): Likewise.
8098 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
8099 * genattrtab.c (main): Likewise.
8100 * genextract.c (main): Likewise.
8101 * genoutput.c: Likewise.
8102 * genrecog.c (write_subroutine, main): Likewise.
8103 * local-alloc.c (block_alloc): Likewise.
8104 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
8105 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
8106 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
8107 * reload.c (find_reloads, find_reloads_toplev): Likewise.
8108 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
8109 (reload_cse_simplify_operands): Likewise.
8111 * arc/arc.c (arc_final_prescan_insn): Likewise.
8112 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
8113 * h8300/h8300.c (notice_update_cc): Likewise.
8114 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
8115 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
8116 * mn10200/mn10200.c (notice_update_cc): Likewise.
8117 * mn10300/mn10300.c (notice_update_cc): Likewise.
8118 * romp/romp.c (update_cc): Likewise.
8119 * sparc/sparc.c (check_pic): Likewise.
8120 * v850/v850.c (notice_update_cc): Likewise.
8122 * genemit.c (main): Don't declare recog_operand.
8124 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
8126 * ggc.h (rtvec_def): Forward declare.
8127 (tree_node): Likewise.
8130 (ggc_set_mark_rtx): Add prototype.
8131 (ggc_set_mark_rtvec): Likewise.
8132 (ggc_set_mark_tree): Likewise.
8133 * ggc-simple.c (ggc_root): Don't define.
8134 (roots): Don't declare.
8135 (ggc_mark_rtx): Remove.
8136 (ggc_mark_rtvec): Likewise.
8137 (ggc_mark_tree): Likewise.
8138 (ggc_mark_varray): Likewise.
8139 (ggc_mark_tree_hash_table_entry): Likewise.
8140 (ggc_mark_tree_hash_table): Likewise.
8141 (ggc_set_mart_rtx): New function.
8142 (ggc_set_mark_rtvec): Likewise.
8143 (ggc_set_mark_tree): Likewise.
8144 (ggc_add_root): Remove.
8145 (ggc_add_rtx_root): Likewise.
8146 (ggc_remove_tree_root): Likewise.
8147 (ggc_add_string_root): Likewise.
8148 (ggc_add_tree_varray_root): Likewise.
8149 (ggc_add_tree_hash_table_root): Likewise.
8150 (ggc_del_root): Likewise.
8151 (ggc_mark_rtx_ptr): Likewise.
8152 (ggc_mark_tree_ptr): Likewise.
8153 (ggc_mark_string_ptr): Likewise.
8154 (ggc_mark_tree_varray_ptr): Likewise.
8155 (ggc_mark_tree_hash_table_ptr): Likewise.
8156 * ggc-common.c: New file.
8157 * Makefile.in (OBJS): Add ggc-common.o.
8158 (ggc-common.o): List dependencies.
8160 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
8162 * cppalloc.c (xstrdup): Use memcpy.
8163 * cpperror.c (cpp_print_containing_files): Don't use
8165 * cpplib.c (conditional_skip): Set temp->lineno.
8166 (do_endif): Make error message less obscure.
8167 (if_directive_name): New function.
8168 (cpp_get_token [case EOF]): Unwind the if stack and generate
8169 error messages for each unterminated conditional in this file.
8170 (parse_string): Do not behave differently if -traditional.
8172 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
8174 * builtins.c (expand_builtin_va_arg): Cope with an array-type
8175 va_list decomposing to pointer-type.
8176 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
8177 (rs6000_va_arg): Likewise.
8179 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
8181 * except.c (start_dynamic_handler): Compute size using
8182 STACK_SAVEAREA_MODE.
8184 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8186 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
8187 include directory headers. Don't define strrchr. Don't provide
8188 my_* replacement functions. Prefer PTR over `pointer_type'.
8189 Don't prototype system functions. Don't redefine getopt.
8191 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
8192 safe_read, safe_write, save_pointers, restore_pointers,
8193 is_id_char, in_system_include_dir, directory_specified_p,
8194 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
8195 find_corresponding_lparen, referenced_file_is_newer,
8196 save_def_or_dec, munge_compile_params, gen_aux_info_file,
8197 process_aux_info_file, identify_lineno, check_source,
8198 seek_to_line, forward_to_next_token_char, output_bytes,
8199 output_string, output_up_to, other_variable_style_function,
8200 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
8201 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
8202 find_static_definition, connect_defs_and_decs, add_local_decl,
8203 add_global_decls, needs_to_be_converted, visit_each_hash_node,
8204 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
8205 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
8206 scan_for_missed_items, edit_file, string_list_cons): Add static
8208 (standard_exec_prefix, target_machine, target_version,
8209 default_syscalls_dir, string_list, string_list_cons, find_file,
8210 do_cleaning): Constify a char*.
8211 (safe_read, safe_write): Use PTR, not a char*.
8212 (is_id_char): Take an int, not a char.
8213 (main): Add prototype. Call return, not exit.
8215 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
8217 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
8218 when comparing types.
8220 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
8222 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
8223 (strength_reduce): Release the varrays from the no-bivs early exit.
8225 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
8226 the loop over the registers.
8228 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
8230 (restore_tree_status): Check that instead when freeing the obstack.
8232 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
8234 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
8237 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8239 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
8240 operand size modifiers.
8242 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8244 * c-common.c (c_common_nodes_and_builtins): Don't build
8246 * c-common.h (enum c_tree_index and related accesor macros): Remove
8247 everything now declared in tree.h.
8248 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8249 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
8250 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
8251 (error_mark_node, void_type_node, char_type_node, integer_type_node,
8252 unsigned_type_node, ptr_type_node, va_list_type_node,
8253 integer_zero_node, null_pointer_node, integer_one_node): Delete.
8254 (init_decl_processing): Call build_common_tree_nodes and
8255 build_common_tree_nodes_2 instead of building their nodes here.
8256 Don't add roots for these nodes.
8257 * stor-layout.c (size_zero_node, size_one_node): Delete.
8258 (set_sizetype): Make a new node for bitsizetype each time.
8259 * tree.c (global_trees): New variable.
8260 (init_obstacks): Add a gc root for it.
8261 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8262 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
8263 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
8264 (build_common_tree_nodes): New function.
8265 (fix_sizetype): New function.
8266 (build_common_tree_nodes_2): New function.
8267 * tree.h (enum tree_index): New.
8268 (global_trees): Declare.
8269 Add accessor macros for all nodes now moved to global_trees.
8270 Delete their declarations.
8272 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
8274 * c-decl.c (finish_function): When processing a nested function,
8275 push and pop GC context around rest_of_compilation.
8277 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
8279 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
8280 Default ix86_arch to PROCESSOR_I386.
8281 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
8282 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
8283 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
8284 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
8285 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
8286 (EXTRA_SPECS): Remove deleted specs.
8288 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
8290 * function.c (assign_stack_local_1): Allocate from
8291 function->x_frame_offset, not frame_offset.
8293 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
8295 * ggc.h (lang_cleanup_tree): Remove.
8296 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
8297 * ggc-callbacks.c (lang_cleanup_tree): Remove.
8299 * c-decl.c (finish_struct): Use ggc_alloc to allocate
8300 TYPE_LANG_SPECIFIC when garbage collecting.
8301 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
8302 (lang_cleanup_tree): Remove.
8304 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8306 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
8307 * crtstuff.c: Not here.
8308 * dwarf2out.c: Or here.
8309 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
8312 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
8314 * function.h (free_after_compilation): Remove decl parameter.
8315 (free_varasm_status0: Likewise.
8316 (free_emit_status): Likewise.
8317 (free_stmt_status): Likewise.
8318 (free_after_compilation): Likewise.
8319 (init_lang_status): New variable.
8320 (free_lang_status): Likewise.
8321 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
8322 * function.c (init_lang_status): New variable.
8323 (free_lang_status): Likewise.
8324 (push_function_context_to): Don't set function::decl here.
8325 (free_after_copmilation): Make decl parameter implicit. Call
8326 free_lang_status if defined.
8327 (prepare_function_start): Call init_lang_status if defined.
8328 (init_function_start): Set function::decl here.
8329 * profile.c (output_func_start_profiler): Don't call pushdecl
8330 until we've actually started the function.
8331 * stmt.c (free_stmt_status): Make decl parameter implicit.
8332 * toplev.c (rest_of_compilation): Don't pass decl to
8333 free_after_compilation.
8334 * varasm.c (free_varasm_status): Likewise.
8336 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8338 * except.c (call_get_eh_context): Add root when allocating static
8341 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
8343 * arm.c: Include "ggc.h".
8344 (arm_add_gc_roots): New function.
8345 (arm_override_options): Call it.
8346 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
8348 * arm.md (define_asm_attributes): Add a pool_range attribute.
8350 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
8352 * extend.texi (Volatiles): New node.
8354 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
8356 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
8357 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
8358 (struct ggc_any): Replace `mark' with `magic_mark'.
8359 (ggc_alloc_string): Use memcpy, not bcopy.
8360 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
8361 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
8362 (ggc_free_any): New.
8363 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
8364 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
8365 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
8366 Use IS_MARKED. Use ggc_free_any.
8368 1999-09-09 Scott Bambrough <scottb@netwinder.org>
8370 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
8372 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
8374 * toplev.c (main): Always init_ggc.
8376 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
8378 * except.c (find_all_handler_type_matches): Free the list if
8379 we found no matches.
8381 * combine.c (SUBST): Break out to a real function do_SUBST.
8382 (SUBST_INT): Likewise.
8383 * gcse.c (free_pre_mem): Free `temp_bitmap'.
8384 (pre_insert): Free `inserted'.
8385 * loop.c (basic_induction_var): Always set `location'.
8387 * function.c (expand_function_end): Add initial_trampoline as a root.
8388 * rtl.h (init_varasm_once): Declare.
8389 * toplev.c (compile_file): Call it.
8390 * ggc-simple.c (ggc_mark_string_ptr): New.
8391 (ggc_add_string_root): New.
8392 (ggc_collect): Disable collection avoidance temporarily.
8393 * ggc.h (ggc_add_string_root): Declare.
8394 * except.c (create_rethrow_ref): Use ggc_alloc_string.
8395 * optabs.c (init_libfuncs): Likewise.
8396 * varasm.c (named_section): Use ggc_alloc_string.
8397 (make_function_rtl): Likewise.
8398 (make_decl_rtl): Likewise.
8399 (assemble_static_space): Likewise.
8400 (assemble_trampoline_template): Likewise.
8401 (output_constant_def): Likewise.
8402 (force_const_mem): Likewise.
8403 (mark_const_hash_entry): New.
8404 (mark_pool_sym_hash_table): New.
8405 (mark_varasm_state): Use it.
8406 (init_varasm_once): New.
8408 * expr.h (init_one_libfunc): Declare.
8409 * optabs.c (init_one_libfunc): New.
8410 (init_optabs): Use it.
8411 * config/gofast.h: Likewise.
8412 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
8413 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
8415 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8417 * Makefile.in (cppexp.o): Depend on cpphash.h.
8418 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
8420 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
8421 * cpplib.c (do_define): Generalise to handle poisoned definitions,
8422 redefining poisoned identifiers, etc.
8423 (do_undef): Don't allow poisoned identifiers to be undefined.
8424 (do_pragma): Add #pragma poison.
8425 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8427 * cccp.c: Add T_POISON node type.
8428 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
8430 (do_define): Generalise to handle poisoned definitions,
8431 redefining poisoned identifiers, etc.
8432 (do_undef): Don't allow poisoned identifiers to be undefined.
8433 (do_pragma): Add #pragma poison.
8434 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8436 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
8437 * c-pragma.h: Add ps_poison state. We now always have generic
8440 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
8442 * ggc.h (ggc_alloc): New function.
8443 (ggc_mark): Likewise.
8444 * ggc-simple.c (ggc_any): New structure.
8445 (ggc_status): Add anys.
8446 (n_anys_collected): New variable.
8447 (ggc_alloc): Define.
8448 (ggc_mark): Likewise.
8449 (ggc_collect): Collect the anys.
8451 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8453 * c-decl.c (mark_binding_level): Make static to match prototype.
8455 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
8457 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
8459 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
8461 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
8462 will use into account. Expand the max width to 5.
8465 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
8467 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
8470 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
8472 * alpha.md (call value patterns): Remove the result predicates.
8474 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
8476 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
8479 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8481 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
8482 changed from extern char *, to extern PTR. Also fix typo in
8483 NEED_DECLARATION_REALLOC test.
8485 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
8487 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8489 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
8490 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
8491 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
8492 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
8494 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
8496 * cccp.c (pcfinclude): Likewise.
8498 * global.c (allocno_compare): Likewise.
8500 * haifa-sched.c (rank_for_schedule): Likewise.
8502 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
8504 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
8506 * stupid.c (stupid_reg_compare): Likewise.
8508 * tree.c (_obstack_allocated_p): Likewise.
8510 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
8512 1999-09-08 Bruce Korb autogen@linuxbox.com
8514 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
8515 why "gperf -F" fails.
8516 * gcc/cp/Makefile.in: ditto
8517 * gcc/Makefile.in: ditto
8518 * gcc/java/Makefile.in: ditto
8520 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
8522 * lists.c: Include ggc.h.
8524 (init_EXPR_INSN_LIST_cache): Install it.
8526 * ggc-simple.c (init_ggc): Absorb the old init.
8527 (ggc_push_context): Use xcalloc.
8528 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
8529 (ggc_collect): Add [rvts] tags to the collection stats.
8531 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
8533 * cccp.c (main): Fix handling of -include and -imacros options.
8535 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
8537 * cpplib.c (cpp_push_buffer): Fix order of arguments.
8539 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8541 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
8544 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8546 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
8547 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
8548 and SET_DEST. Update comment.
8550 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8552 * config/c4x/c4x.c: Include ggc.h.
8553 (c4x_add_gc_roots): New function.
8554 (c4x_override_options): Call c4x_add_gc_roots.
8556 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
8558 * defaults.h (TARGET_ESC): Move ...
8559 * system.h: ... here, where Linas had it in the first place. Silly me.
8561 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
8563 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
8564 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
8565 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
8566 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
8567 * defaults.h (TARGET_ESC): Add default.
8569 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
8571 * configure.in: add i370-*-openedition, i370-*-mvs and
8572 i370-*-linux targets
8574 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
8576 * dsp16xxx.c: Include ggc.h
8577 (override_options): Mark GC roots.
8578 * mn10200.c: Include ggc.h.
8579 (asm_file_start): Mark GC roots.
8580 * tahoe.c: Include ggc.h.
8581 (extensible_operand): Mark GC roots.
8583 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
8585 * README: Add section discussing status of ELF ABI.
8586 * i370.c: Fix misc spelling mistakes.
8587 (i370_label_scan): Updated notes, exception handling.
8588 (i370_function_prolog): Simplify ELF stack handling.
8589 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
8590 (STACK_GROWS_DOWNWARD): ELF stack grows down.
8591 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
8592 * i370.md: (movdi): Add notes.
8593 (floatsidf2): Use stack not rtca for scratch float area.
8594 (iorsi3): Correct operand constraints.
8595 * x-oe: Restore TAROUTOPTS which are used by pax.
8597 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
8599 * rs6000.c: Include ggc.h.
8600 (rs6000_add_gc_roots): New function.
8601 (override_options): Call it.
8603 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
8605 * alpha.h (alpha_compare): New.
8606 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
8607 * alpha.c: Likewise for the definitions.
8608 (alpha_emit_conditional_branch): Update for alpha_compare.
8609 (alpha_emit_conditional_move): Likewise.
8610 * alpha.md (cmpdf, cmpdi): Likewise.
8611 (setcc patterns): Likewise. Zero alpha_compare after use.
8612 (sne): Optimize (x != 0) into (0U < x).
8614 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
8616 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
8617 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
8618 (INIT_EXPANDERS): Remove.
8619 * alpha.c: Include ggc.h.
8620 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
8621 (alpha_init_machine_status, alpha_mark_machine_status): New.
8622 (override_options): Install them.
8623 (struct machine_function): Moved to alpha.h.
8624 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
8625 (alpha_init_expanders): Remove.
8626 (alpha_return_addr): Adjust to use current_function->machine.
8627 (alpha_ra_ever_killed): Likewise.
8628 (alpha_expand_epilogue): Likewise.
8629 * alpha.md (eh_epilogue): Likewise.
8631 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
8632 Melissa O'Neill <oneill@cs.sfu.ca>
8633 Geoffrey Keating <geoffk@cygnus.com>
8635 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
8636 call-used registers (call-saved registers must still be contiguous
8637 and end with r31, of course).
8639 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
8641 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
8642 (self_promoting_type_p): Delete.
8643 (self_promoting_args_p): Move ...
8644 * c-common.c: ... here.
8645 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
8646 (simple_type_promotes_to): New.
8647 * builtins.c (lang_type_promotes_to): New.
8648 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
8649 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
8650 * c-common.h: ... here.
8651 (self_promoting_args_p, simple_type_promotes_to): Declare.
8652 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
8653 (grokdeclarator): Likewise.
8654 * tree.h (lang_type_promotes_to): Declare.
8656 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
8658 Add some machine-dependent GC roots.
8659 * sparc.c: Include ggc.h.
8660 (sparc_add_gc_roots): New function.
8661 (mark_ultrasparc_pipeline_state): Likewise.
8662 (override_options): Call sparc_add_gc_roots.
8663 * pa.c: Include ggc.h.
8664 (pa_add_gc_roots): New function.
8665 (mark_deferred_plabels): Likewise.
8666 (override_options): Call pa_add_gc_roots.
8667 * mips.c: Include ggc.h.
8668 (mips_add_gc_roots): New function.
8669 (override_options): Use it.
8671 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8673 * cpperror.c (cpp_file_line_for_message): Constify a char*.
8675 * cppexp.c (parse_number, parse_charconst, cpp_lex,
8676 cpp_parse_expr): Add static prototypes.
8677 (parse_charconst): Don't cast away const-ness.
8678 (token): Constify a char*.
8680 * cppfiles.c (file_name_list, include_hash, find_include_file,
8681 finclude, initialize_input_buffer): Constify a char*.
8682 (file_cleanup, find_position): Add static prototypes.
8684 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
8685 collect_expansion): Add static prototypes.
8686 (cpp_install, create_definition, monthnames): Constify a char*.
8688 * cpphash.h (cpp_install): Likewise.
8690 * cppinit.c (known_suffixes, default_include,
8691 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
8692 (base_name, dump_special_to_buffer, initialize_dependency_output):
8693 Add static prototypes.
8695 * cpplib.c (my_strerror): Constify a char*.
8696 (null_underflow, null_cleanup, skip_comment, copy_comment,
8697 copy_rest_of_line, handle_directive, pass_thru_directive,
8698 get_directive_token, read_line_number, cpp_print_file_and_line,
8699 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
8700 v_cpp_warning_with_line, detect_if_not_defined,
8701 consider_directive_while_skipping): Add static prototypes.
8702 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
8703 cpp_pedwarn_with_file_and_line): Constify a char*.
8705 * cpplib.h (cpp_options, include_hash, progname, definition,
8706 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
8707 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
8708 find_include_file, deps_output, include_hash): Constify a char*.
8710 * cppmain.c (progname): Constify.
8711 (main): Add prototype. Use return, not exit.
8713 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
8714 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
8715 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
8716 check_protection): Add static prototype.
8718 (progname, recognized_macrom, recognized_extern): Constify a char*.
8719 (main): Add prototype.
8721 * gen-protos.c (progname): Constify a char*.
8723 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
8725 * emit-rtl.c (free_emit_status): Take decl as a parameter.
8726 (init_emit_once): Add more GC roots.
8727 * except.c (mark_func_eh_entry): New function.
8728 (mark_eh_node): Mark false_label and rethrow_label.
8729 (init_eh): Add more GC roots.
8730 * function.c (free_after_compilation): Take decl as a paramter.
8731 Call free_stmt_status.
8732 (mark_function_state): Don't assume x_parm_reg_stack_loc is
8734 * function.h (free_after_compilation): Change prototype.
8735 (free_varasm_status): Likewise.
8736 (free_emit_status): Likewise.
8737 (free_stmt_status): New function.
8738 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
8739 Remove, replacing with ...
8740 (ggc_status): New structure.
8741 (ggc_chain): New variable.
8743 (ggc_push_context): New function.
8744 (ggc_pop_context): Likewise.
8745 (ggc_alloc_rtx): Adjust for use of ggc_chain.
8746 (ggc_alloc_rtvec): Likewise.
8747 (ggc_alloc_tree): Likewise.
8748 (ggc_alloc_string): Likewise.
8749 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
8750 (ggc_mark_tree): Give language-dependent code a chance to mark
8752 (ggc_mark_tree_varray): Handle empty arrays.
8753 (ggc_collect): Adjust for use of ggc_chain. Clear
8754 bytes_alloced_since_last_gc.
8755 * ggc.h (ggc_pop_context): New function.
8756 (ggc_push_context): Likewise.
8757 * print-tree.c (print_node): Don't print obstacks when GC'ing.
8758 * stmt.c (free_stmt_status): New function.
8759 (init_stmt_for_function): Clear last_expr_value.
8760 * toplev.c (rest_of_compilation): Always call free_after_compilation.
8761 Conditionalize call to ggc_collect.
8762 (main): Call init_ggc.
8763 * tree.c (push_obstacks): Do the push, even when GC'ing.
8764 (push_obstacks_nochange): Likewise.
8765 (pop_obstacks): Liekwise.
8766 * varasm.c (free_varasm_status): Take decl as a parameter.
8768 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
8770 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
8771 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
8772 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
8773 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
8775 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
8777 * pa/x-pa-mpeix: New file for the MPE port.
8779 * pa/quadlib.asm: New file for long double support.
8781 * configure.in: Add hppa1.0-*-mpeix for MPE port.
8782 * configure: Rebuilt.
8784 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
8786 * final.c (shorten_branches): Fix last change.
8788 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
8790 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
8792 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
8794 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
8797 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8799 * c-aux-info.c (concat): Don't define.
8801 * cccp.c (my_strerror): Likewise. All callers changed to use
8803 (do_include): Call xstrdup, not xmalloc/strcpy.
8804 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
8805 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
8807 * collect2.c (my_strsignal): Likewise. All callers changed to use
8809 (locatelib): Call xstrdup, not xmalloc/strcpy.
8811 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
8813 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
8815 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
8817 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
8819 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
8821 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
8823 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
8825 (find_all_handler_type_matches): Likewise. Don't check return
8827 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
8828 xmalloc, not malloc.
8829 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
8831 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
8832 (init_spec): Call xcalloc, not xmalloc/bzero.
8833 (set_spec): Call xstrdup, not save_string.
8834 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
8835 (find_a_file): Call xstrdup, not xmalloc/strcpy.
8836 (process_command): Call xstrdup, not save_string.
8837 (main): Call xcalloc, not xmalloc/bzero.
8839 * gcov.c (xmalloc): Don't define.
8840 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
8841 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
8842 (output_data): Call xcalloc, not xmalloc/bzero.
8844 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
8846 * mips-tdump.c (xmalloc): Don't define.
8847 (print_symbol): Call xmalloc, not malloc.
8848 (read_tfile): Call xcalloc, not calloc.
8850 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
8851 Don't define. All callers of xfree/my_strsignal changed to use
8852 free/strsignal instead.
8853 (allocate_cluster): Call xcalloc, not calloc.
8855 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
8856 Fix memory leak, free allocated memory.
8858 * prefix.c (translate_name): Call xstrdup, not save_string.
8859 (update_path): Likewise.
8861 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
8863 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
8864 Don't define. Callers of xfree/savestring2 changed to use
8865 free/concat instead.
8867 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
8868 (init_elim_table): Likewise.
8870 * resource.c (init_resource_info): Likewise.
8872 * stupid.c (stupid_life_analysis): Likewise.
8874 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
8875 (open_dump_file): Call concat, not xmalloc/strcpy/...
8876 (clean_dump_file): Likewise.
8877 (compile_file): Call xstrdup, not xmalloc/strcpy.
8879 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
8881 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
8882 * v850.c (v850_va_arg): New.
8884 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8886 * haifa-sched.c: Tidy comments.
8888 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8890 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
8891 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
8892 $(out_object_file)): Depend on ggc.h.
8893 * c-common.c: Include "ggc.h".
8894 (combine_strings): If doing GC, use ggc_alloc_string.
8895 * c-decl.c: Include "ggc.h".
8896 (ggc_p): Define with value 0.
8897 (mark_binding_level): New function.
8898 (init_decl_processing): Add GC roots.
8899 (mark_c_function_context): New function.
8900 (lang_mark_false_label_stack): New function.
8901 (lang_mark_tree): New function.
8902 (lang_cleanup_tree): New function.
8903 * c-lang.c: Include "ggc.h".
8904 (lang_init): Call c_parse_init.
8905 * c-lex.c: Include "ggc.h".
8906 (check_linenum): If doing GC, don't copy filenames to permanent
8908 * c-parse.in: Include "ggc.h".
8909 (c_parse_init): New function.
8910 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
8911 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
8913 * except.c (mark_eh_state): Mark more state.
8914 * function.c (mark_function_state): Likewise.
8915 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
8916 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
8917 * toplev.c (mark_file_stack): New function.
8918 (compile_file): If doing GC, use ggc_alloc_string on input filename.
8919 (main): Add root for input_file_stack.
8921 * i386.c: Include "ggc.h".
8922 (ix86_mark_machine_status): New function.
8923 (override_options): Set mark_machine_status.
8925 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8927 * tree.c (copy_node): Copy node contents also if doing GC.
8929 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8931 * collect2.c (scan_libraries): Fix double-thinko :-).
8933 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
8935 * collect2.c (scan_libraries): Fix thinko.
8937 * cse.c (delete_trivially_dead_insns): Do not skip the last
8938 insn if it is a real insn.
8940 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
8942 * Makefile.in (ggc-simple.o): Depend on hash.h.
8943 * ggc.h (ggc_add_tree_hash_table_root): Declare.
8944 (ggc_mark_tree_varray): Likewise.
8945 (ggc_mark_tree_hash_table): Likewise.
8946 * ggc-simple.c: Include hash.h.
8947 (ggc_mark_tree_hash_table_ptr): New function.
8948 (ggc_mark_tree_hash_table_entry): Likewise.
8949 (ggc_mark_tree_hash_table): Likewise.
8950 (ggc_add_tree_hash_table_root): Likewise.
8951 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
8952 rtx, when defining fields.
8954 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8956 * profile.c (output_func_start_profiler): Remove apparently
8957 nonsensical call to start_sequence.
8959 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
8961 * clipper/clipper.c (clipper_va_start): Fix typos.
8963 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
8964 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
8965 (spur_va_arg): New stub.
8967 * configure.in: Comment out pyramid.
8969 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
8971 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
8972 don't conflict with the bits that win32, cygwin, and dgux
8975 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
8976 Bernd Schmidt <bernds@cygnus.co.uk>
8978 * integrate.c (function_cannot_inline_p): Do not inline
8979 functions with forced labels.
8981 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
8982 Bernd Schmidt <bernds@cygnus.co.uk>
8983 Mark Mitchell <mark@codesourcery.com>
8985 * Makefile.in (ggc-simple.o): Depend on varray.h.
8986 (rtl.o): Depend on ggc.h.
8987 (genattrtab.o): Depend on ggc.h.
8988 (print-tree.o): Likewise.
8989 (fold-const.o): Likewise.
8990 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
8991 (make_insn_raw): Don't cache insns when GC'ing.
8992 (emit_insn_before): Likewise.
8993 (emit_insn_after): Likewise.
8994 (emit_insn): Likewise.
8995 (start_sequence): Use xmalloc to allocate the sequence_stack.
8996 (end_sequence): Add free to free it.
8997 (gen_sequence): Don't cache insns when GC'ing.
8998 (clear_emit_caches): Don't use sequence_element_free_list.
8999 (init_emit): Use xcalloc, not xmalloc+bzero.
9000 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
9001 * function.c (pop_function_context_from): Use free to free the
9002 fixup_var_refs_queue.
9003 (put_reg_into_stack): Allocate it with xmalloc.
9004 * genattrtab.c: Include ggc.h.
9005 (operate_exp): Don't use obstack_free when GC'ing.
9006 (simplify_cond): Likewise.
9007 (simplify_text_exp): Likewise.
9008 (optimize_attrs): Likewise.
9009 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
9011 (gencode): Generate a #include for ggc.h.
9012 * ggc-callbacks.c (ggc_p): Define it to zero.
9013 * ggc-none.c (ggc_p): Likewise.
9014 * ggc-simple.c: Include varray.h.
9015 (ggc_mark_tree_varray): New function.
9016 (ggc_add_tree_varray_root): Likewise.
9017 (ggc_mark_tree_varray_ptr): Likewise.
9018 * ggc.h (ggc_p): Declare.
9019 (varray_head_tag): Likewise.
9020 (ggc_add_tree_varray_root): Declare.
9021 * print-tree.c (print_node): Don't check for TREE_PERMANENT
9022 inconsistencies when GC'ing.
9023 * rtl.c: Include ggc.h.
9024 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
9025 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
9026 (rtx_free): Don't call obstack_free when GC'ing.
9027 * toplev.c (rest_of_compilation): Call ggc_collect after every
9029 * tree.c (push_obstacks): Do nothing, if GC'ing.
9030 (pop_obstacks_nochange): Likewise.
9031 (pop_obstacks): Likewise.
9032 (make_node): Use ggc_alloc_tree when GC'ing.
9033 (copy_node): Likewise.
9034 (get_identifier): Use ggc_alloc_string when GC'ing.
9035 (build_string): Likewise.
9036 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
9037 (tree_cons): Likewise.
9039 (type_hash_canon): Don't call obstack_free when GC'ing.
9041 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
9043 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
9044 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
9046 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
9047 Bernd Schmidt <bernds@cygnus.co.uk>
9048 Mark Mitchell <mark@codesourcery.com>
9050 * Makefile.in (stor-layout.o): Depend on ggc.h.
9051 (expr.o): Depend on ggc.h.
9052 (profile.o): Depend on ggc.h.
9053 (stor-layout.o): Depend on ggc.h.
9054 * emit-rtl.c (init_emit_once): Add gc roots.
9055 * expr.c: Include ggc.h.
9056 (emit_block_move): Add gc roots.
9057 (clear_storage): Likewise.
9058 * expr.h (init_stor_layout_once): New function.
9059 * profile.c: Include ggc.h.
9060 (init_arc_profiler): profiler_label is a root.
9061 * scan.c (make_sstring_space): Trust xrealloc to function
9062 correctly with first parameter NULL.
9063 * stor-layout.c: Include ggc.h.
9064 (set_sizetype): Add gc root.
9065 (init_stor_layout_once): New function.
9066 * toplev.c (compile_file): Call it.
9068 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
9069 Bernd Schmidt <bernds@cygnus.co.uk>
9070 Mark Mitchell <mark@codesourcery.com>
9072 * Makefile.in (tree.o): Depend on ggc.h.
9073 (varasm.o): Likewise.
9074 (function.o): Likewise.
9076 (except.o): Likewise.
9077 (optabs.o): Likewise.
9078 (emit-rtl.o): Likewise.
9079 * emit-rtl.c: Include ggc.h.
9080 (sequence_element_free_list): Remove, and all references.
9081 (mark_sequence): New functions.
9082 (mark_emit_state): New function.
9083 * except.c: Include ggc.h.
9084 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
9085 (mark_tree_label_node): New functions.
9086 (mark_eh_state): New function.
9087 * function.c: Include ggc.h.
9088 (mark_temp_slot, mark_function_chain): New functions.
9089 (mark_function_state): New function.
9090 (init_function_once): New function.
9091 * function.h (init_function_once): New function.
9092 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
9093 * ggc.h (label_node): Declare.
9094 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
9095 (lang_mark_false_label_stack): New function.
9096 (mark_temp_slot): Remove declaration.
9097 (mark_function_chain): Likewise.
9098 (mark_eh_state): Adjust prototype.
9099 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
9101 * optabs.c: Include ggc.h.
9102 (mark_optab): New function.
9103 (init_optabs): Add gc roots.
9104 * stmt.c: Include ggc.h.
9105 (mark_cond_nesting, mark_loop_nesting): New functions.
9106 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
9107 (mark_stmt_state): New function.
9108 * toplev.c (compile_file): Call init_function_once.
9109 * tree.c: Include ggc.h.
9110 (type_hash): Move declaration earlier in file.
9111 (TYPE_HASH_SIZE, type_hash_table): Likewise.
9112 (init_obstacks): Add gc roots.
9113 (mark_type_hash): New function.
9114 * varasm.c: Include ggc.h.
9115 (mark_pool_constant): New function.
9116 (mark_varasm_state): New function.
9118 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9120 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
9122 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9124 * c-decl.c (struct language_function): Renamed from struct c_function.
9126 (c_function_chain): Delete.
9127 (push_c_function_context): New arg F. Don't warn about nested
9128 functions here. Fill LANGUAGE elt of F. Delete code to update
9129 c_function_chain. Don't call push_function_context.
9130 (pop_c_function_context): New arg F. Restore from there instead of
9131 from c_function_chain. Don't call pop_function_context. Clear out
9132 LANGUAGE field of F when done.
9133 * c-lang.c: Include "function.h"
9134 (lang_init): Initialize save_lang_status and restore_lang_status.
9135 * c-parse.in (nested_function, nested_function_notype): Warn about
9136 nested functions. Call push_function_context/pop_function_context
9137 instead of the _c_ variants.
9138 * c-tree.h (push_c_function_context, pop_c_function_context): Update
9140 * Makefile.in (c-lang.o): Update dependencies.
9142 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
9143 regno_pointer_flag, regno_pointer_align.
9144 (gen_reg_rtx): Use xrealloc to enlarge them.
9145 (free_emit_status): New function.
9146 * function.c (mark_machine_status, mark_lang_status): New variables.
9147 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
9148 in some bits from assign_stack_local. All callers changed to use new
9150 (assign_stack_local): Just call assign_stack_local_1.
9151 (free_after_compilation): New function.
9152 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
9153 (trampoline_address): Likewise.
9154 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
9155 (prepare_function_start): Explicitly clear some more variables.
9156 * function.h (struct function): New elt can_garbage_collect.
9157 (mark_machine_status, mark_lang_status): Declare variables.
9158 (free_after_compilation, free_emit_status, free_varasm_status,
9159 init_varasm_status): Declare functions.
9160 * toplev.c (rest_of_compilation): Call free_after_compilation when
9161 done with the current function.
9162 * varasm.c (free_varasm_status): New function.
9164 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
9166 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
9167 (EXPAND_BUILTIN_VA_ARG): Define.
9168 * sparc.c (sparc_va_start): New.
9169 (sparc_va_arg): New.
9171 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9173 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
9175 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9177 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
9179 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
9181 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
9183 (ggc-callbacks.o): New target.
9184 * ggc-callbacks.c: New file.
9186 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9188 * expr.h: Collapse individual optab and libfunc vars to arrays.
9189 (optab_index, libfunc_index): New enumerations.
9190 (optab_table, libfunc_table): New arrays.
9191 Add accessor macros for both.
9193 * optabs.c (optab_table, libfunc_table): New.
9194 Delete declarations for individual optab and libfunc vars.
9196 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
9198 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
9200 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
9202 * Makefile.in (GGC, GGC_LIB): New.
9203 (HOST_RTL): Include ggc-none.o.
9204 (ggc-simple.o): New target.
9205 (ggc-none.o): Likewise.
9206 * tree.h (tree_common): Add gc_mark.
9207 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
9208 (struct rtvec_def): Add gc_mark.
9209 * emit-rtl.c (global_rtl): Update static initializers to contain
9210 enough initializers.
9211 * ggc.h, ggc-none.c, ggc-simple.c: New files.
9212 * toplev.c (gc_time): New variable.
9213 (all_time): New variable.
9214 (compile_file): Print gc time.
9215 (print_time): Calculate percentage of the whole.
9217 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9219 Change obstack memory management and varasm constant pool handling so
9220 that nested functions are treated like any other functions.
9221 * function.c (init_machine_status): New variable.
9222 (push_function_context_to): Set contains_functions for the outer
9223 function. Don't call save_varasm_status.
9224 (pop_function_context_from): Don't call restore_varasm_status. Don't
9225 set current_function_contains_functions.
9226 (prepare_function_start): Call init_varasm_status rather than
9227 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
9229 * function.h (struct function) Add field varasm. Delete fields
9230 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
9231 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
9232 (init_machine_status): Declare.
9233 (save_varasm_status, restore_varasm_status): Delete declarations.
9234 (save_tree_status, restore_tree_status): Delete last argument.
9235 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
9236 code. All callers changed.
9237 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
9238 save_constants_in_decl_trees, restore_constants, save_constants,
9239 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
9241 (inlining): New variable.
9242 (reg_map, label_map, insn_map, orig_asm_operands_vector,
9243 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
9245 (save_for_inline_nocopy): Don't save constants.
9246 Don't set inl_emit field in current_function.
9247 (expand_inline_function): Use emit field, not inl_emit, of the inlined
9248 function. Set new variable inlining before
9249 calling copy_rtx_and_substitute.
9250 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
9251 constant pool references if inlining is nonzero.
9252 Delete ADDRESS and (most of the) CONST cases.
9253 (output_inline_function): Save and restore current_function/
9254 current_function_decl. Delete restore_constants code. Don't call
9255 init_const_rtx_hash_table.
9256 * output.h (init_const_rtx_hash_table): Don't declare.
9257 * rtl.h (struct function): Declare.
9258 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
9259 * toplev.c (rest_of_compilation): Don't treat nested functions or
9260 functions containing them specially. Delete all code to deal with
9261 save_for_inline_copying.
9262 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
9263 inline_obstacks): Delete variables.
9264 (save_tree_status): Lose arg CONTEXT. All callers changed.
9265 Simply allocate a new function_maybepermanent_obstack for the new
9266 function, delete all the special cases.
9267 Don't save inline_obstacks.
9268 (restore_tree_status): Lose arg CONTEXT. All callers changed.
9269 Delete special handling for function_maybepermanent_obstack; simply
9271 Don't restore inline_obstacks.
9272 (permanent_allocation): Delete code that frees inline_obstacks.
9273 (print_inline_obstack_statistics): Delete function.
9274 (dump_tree_statistics): Don't call it.
9275 * varasm.c (struct varasm_status): New.
9276 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
9277 last_pool, pool_offset, const_double_chain): Delete global
9278 variables, replace with accessor macros.
9279 (immed_double_const): Don't walk const_double_chain outside a
9280 function, but don't treat nested functions specially anymore.
9281 (immed_real_const_1): Likewise.
9282 (clear_const_double_mem): Don't treat nested functions specially.
9283 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
9284 (save_varasm_status, restore_varasm_status): Delete functions.
9285 (init_varasm_status): New function.
9286 (force_const_mem): Don't treat nested functions specially.
9287 (find_pool_constant): Accept new arg F, search for constants in
9288 that function's pool rather than the current one. All callers
9290 (get_pool_constant_for_function, get_pool_mode_for_function): New
9293 * i386.c (init_386_machine_status): New function, mostly from
9294 clear_386_stack_locals.
9295 (struct machine_functions): Rename element names to avoid name
9297 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
9298 macros, replacing global variables.
9299 (clear_386_stack_locals, save_386_machine_status,
9300 restore_386_machine_status): Delete functions.
9301 (override_options): Initialize init_machine_status.
9302 * i386.h (INIT_EXPANDERS): Delete macro.
9303 (save_386_machine_status, restore_386_machine_status,
9304 clear_386_stack_locals): Delete declarations.
9306 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9308 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
9309 (doloop_begin): Simplify pattern and use emit_jump_insn.
9310 (doloop_end): Simplify pattern, switch operand order,
9311 and use emit_jump_insn.
9313 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9315 * function.h (struct function): Add new element LANGUAGE.
9316 (save_lang_status): Declare new variable.
9317 (restore_lang_status): Likewise.
9318 * function.c (save_lang_status): Define.
9319 (restore_lang_status): Likewise.
9320 (push_function_context_to): Call language-specific save function.
9321 (pop_function_context_from): Call language-specific restore function.
9323 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9325 * i386.md (movsf_1): Check REG_P before use of REGNO.
9326 (movdf_1): Likewise.
9327 (movxf_1): Likewise.
9328 (extendsfdf2): Likewise.
9329 (extendsfxf2): Likewise.
9330 (extenddfxf2): Likewise.
9332 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9334 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
9335 constants into memory.
9336 (c4x_shiftable_constant): New function.
9337 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
9338 (c4x_shiftable_constant): Declare.
9339 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
9340 ashlqi3_noclobber): Add new patterns and associated splitters.
9342 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
9344 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
9345 * dwarf2out.c (dwarf2out_frame_init): Likewise.
9346 * final.c (shorten_branches): Likewise.
9347 * global.c (global_alloc): Likewise.
9348 * haifa-sched.c (build_control_flow): Likewise.
9349 * stmt.c (check_for_full_enumeration_handling): Likewise.
9350 (estimate_case_costs): Likewise.
9352 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
9354 * rtl.h (RTL_CHECKC2): Fix typo in last change.
9356 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
9358 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
9359 (recompute_reg_usage): Likewise.
9360 * rtlanal.c (find_regno_fusage): Likewise.
9362 * rtl.c (rtl_check_failed_code1): New function.
9363 (rtl_check_failed_code2): New.
9364 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
9365 (RTL_CHECKC1, RTL_CHECKC2): New.
9366 (XC*): New accessor macros.
9367 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
9368 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
9369 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
9370 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
9371 (TRAP_*, RANGE_INFO_*): Likewise.
9373 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9375 * Makefile.in (tlink.o): Don't depend on toplev.h.
9377 * collect2.c (c_file, o_file, export_file, import_file, ldout,
9378 output_file, nm_file_name, ldd_file_name, strip_file_name,
9379 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
9380 add_prefix, prefix_from_env, prefix_from_string, do_wait,
9381 fork_execute, maybe_unlink, add_to_list,
9382 extract_init_priority, write_list, dump_list,
9383 dump_prefix_list, write_list_with_asm, write_c_file,
9384 write_c_file_stat, write_c_file_glob, scan_prog_file,
9385 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
9386 ignore_library, extract_string, notice, dump_file, target_machine,
9387 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
9388 read_file, print_load_command): Constify a char*.
9389 (fdopen, error, fatal, fatal_perror): Don't prototype.
9390 (my_strerror): Remove. All callers use xstrerror instead.
9391 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
9392 (main): Add prototype. Constify lots of char* ptrs. Change calls
9393 to xcalloc/strcpy/strcat/... to one call to concat.
9394 (main, scan_prog_file, scan_libraries): Use an intermediate
9395 `const char **' to build an argv array.
9396 (mapfile, libselect, libcompare, locatelib): Add prototypes.
9398 * collect2.h (collect_execute, collect_wait, dump_file,
9399 file_exists): Constify a char*.
9400 (ldout, c_file_name, temporary_obstack, permanent_obstack,
9401 temporary_firstobj, vflag, debug): Add extern declarations.
9402 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
9404 * tlink.c: Don't include toplev.h.
9405 (vflag, debug, ldout, c_file_name, temporary_obstack,
9406 permanent_obstack, temporary_firstobj): Don't declare.
9407 (tlink_execute, frob_extension, symbol_hash_lookup,
9408 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
9409 recompile_files, read_repo_files, demangle_new_symbols,
9410 scan_linker_output): Constify a char*.
9411 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
9412 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
9414 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
9416 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
9417 (relative) rather than jsr (absolute) subroutine call insns.
9418 * config/m68k/m68k-coff.h: Ditto.
9420 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
9422 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
9423 now rework these too.
9424 (arm_reorg): If an insn can't reach the end of the current pool,
9425 ensure that we emit that pool before the insn.
9427 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
9429 * tlink.c (scan_linker_output): Skip the initial underscore in
9430 a mangled name if appropriate.
9432 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9434 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9435 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
9436 error_with_ivar, gen_declarator, create_builtin_decl,
9437 my_build_string, generate_descriptor_table, generate_ivars_list,
9438 generate_dispatch_table, check_protocols, TAG_GETCLASS,
9439 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
9440 dump_base_name, lang_decode_option, build_encode_expr,
9441 start_class, finish_class, encode_pointer, really_start_method,
9442 gen_declaration, dump_interface, handle_class_ref, handle_impent):
9444 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
9445 Add static prototypes.
9446 (build_objc_string_decl, build_selector_reference_decl,
9447 encode_bitfield, build_class_reference_decl): Remove unused
9448 parameter, all callers changed.
9449 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
9450 (objc_printable_name): Likewise. Change second parameter to type int.
9451 (init_objc): Use memcpy, not bcopy, to avoid casts.
9453 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
9455 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
9456 reg notes on a deleted insn.
9457 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
9459 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
9461 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
9463 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9465 * stmt.c (expand_asm_operands): Fix index into inout_mode when
9468 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
9470 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
9471 * tm.texi (MD_ASM_CLOBBERS): Document it.
9473 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
9475 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
9476 * except.c (expand_rethrow): Remove unused variable.
9477 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
9478 * flow.c (replace_insns): Likewise.
9479 (create_edge_list, verify_edge_list): Likewise.
9480 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
9482 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
9483 is special code to run.
9484 (main): Don't define operands to emit_operand.
9485 * genrecog.c (main): Don't emit an empty peephole2_insn function.
9487 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
9489 * alpha/alpha.h (normal_memory_operand): Declare.
9490 (reg_no_subreg_operand): Declare.
9491 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
9493 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
9495 * c-parse.in (compstmt_primary_start): New, broken out of first
9496 part of compstmt handling in primary.
9497 (primary): Use it. Add an error clause.
9498 (compstmt_nostart): Renamed from compstmt; remove all
9499 initial invocations of compstmt_start.
9502 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
9504 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
9507 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
9509 * combine.c (simplify_shift_const): Remove extra semicolon.
9510 * dwarf2out.c (remove_AT): Likewise.
9511 * expmed.c (expand_mult): Likewise.
9512 * gcov.c (create_program_flow_graph): Likewise.
9513 * reorg.c (mostly_true_jump): Likewise.
9515 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
9517 * fold-const.c (fold_range_test): Do not try to fold the range
9518 test if the rhs or lhs has side effects.
9520 * combine.c (simplify_rtx): Recognize another case of a synthesized
9523 * varasm.c (mark_constant_pool): When marking indirect references,
9524 only look at SYMBOL_REFs.
9526 * except.c (expand_fixup_region_end): Do not peek at
9527 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
9529 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
9531 * flags.h: New variables align_loops, align_loops_log,
9532 align_jumps, align_jumps_log, align_labels, align_labels_log,
9533 align_functions, align_functions_log.
9534 * toplev.c: Define them.
9535 (f_options): Handle -falign-* when they have no argument.
9536 (main): Add logic to set variables for -falign-functions,
9537 -falign-jumps, -falign-labels, -falign-loops.
9538 Make it -fsched-verbose=<n> and -finline-limit=<n>.
9539 (display_help): Change help to match options.
9540 * final.c (LABEL_ALIGN): Default to align_labels_log.
9541 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
9542 (LOOP_ALIGN): Default to align_loops_log.
9543 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
9544 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
9545 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
9546 * varasm.c (assemble_start_function): Handle align_functions.
9548 * config/sparc/sparc.h: Don't declare sparc_align_*.
9549 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
9550 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
9552 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
9554 * config/sparc/sparc.c: Delete sparc_align_loops,
9555 sparc_align_jumps, sparc_align_funcs and the corresponding string
9557 (sparc_override_options): Default align_functions on ultrasparc.
9558 Delete -malign-* handling.
9560 * config/mips/mips.c (override_options): On 64-bit targets,
9561 try to align code to 64-bit boundaries.
9562 (print_operand): New substitution, %~,
9563 which aligns labels to align_labels_log.
9564 * config/mips/mips.md (div_trap_normal): Use %~.
9565 (div_trap_mips16): Likewise.
9570 (ashldi3_internal): Likewise.
9571 (ashrdi3_internal): Likewise.
9572 (lshrdi3_internal): Likewise.
9573 (casesi_internal): Likewise.
9575 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
9577 Merge new ia32 backend from the branch!
9579 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
9580 See ChangeLog.P2 on new_ia32_branch for details.
9582 * rtl.h (stack_regs_mentioned_p): Delete prototype.
9583 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
9584 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9585 * i386/gas.h (ASM_FILE_START): Define.
9586 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
9587 for name change of ix86_valid_decl_attribute_p.
9588 (i386_pe_valid_type_attribute_p): Similarly.
9590 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
9592 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
9593 to step through CC modes.
9595 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9597 * regmove.c (fixup_match_1): Don't move INSN in front of P if
9598 it would end up in the shadow of a live flags regsiter.
9600 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9602 * reload1.c: Fix many indentation problems.
9603 * reload.c: Likewise.
9605 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
9607 * alias.c (non_local_reference_p): Constify fmt.
9609 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
9611 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
9613 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
9615 * cse.c (delete_trivially_dead_insns): Do not delete stores to
9616 the internal_arg_pointer.
9618 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
9620 Merge peephole2 from new_ia32_branch:
9621 * Makefile.in (STAGESTUFF): Add *.peephole2.
9622 (mostlyclean): Likewise.
9623 (recog.o): Depend on resource.h.
9625 * final.c (peephole): Conditionalize decl on HAVE_peephole.
9626 (final_scan_insn): Likewise for the invocation of peephole.
9627 * genconfig.c (main): Look for peephole and peephole2 patterns.
9628 Emit HAVE_peephole* accordingly.
9629 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
9630 * flags.h (flag_peephole2): Declare.
9631 * toplev.c: New pass peephole2. New flag -fpeephole2.
9633 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
9634 * gencodes.c (main): Likewise.
9635 * genextract.c (main): Likewise.
9636 * genoutput.c (main): Likewise.
9637 * genemit.c (max_operand_1): Look for the max scratch operand.
9638 (gen_rtx_scratch): New.
9639 (gen_exp): Use it, and pass on new arg subroutine_type.
9640 (gen_expand): Take max scratch into account.
9641 (gen_split): Emit peephole2 functions.
9642 (output_peephole2_scratch): New.
9643 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
9644 * genrecog.c (routine_type): Add PEEPHOLE2.
9646 (make_insn_sequence): Match outer parallel for peep2. Discard
9647 top level scratches and dups.
9648 (add_to_sequence): New args insn_type and top. Update all callers.
9649 Handle toplevel peep2 matching insns.
9650 (write_subroutine): Handle peep2.
9651 (write_tree_1): Likewise.
9652 (write_tree): Likewise.
9654 (change_state): New arg afterward. Update all callers.
9655 Handle matching separate insns.
9656 * recog.c (recog_next_insn): New.
9657 (peephole2_optimize): New.
9658 * rtl.def (DEFINE_PEEPHOLE2): New.
9659 * resource.c (find_free_register): New argument last_insn. Use it
9660 to find a register available through the entire span.
9661 * resource.h (find_free_register): Update prototype.
9663 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
9665 * i386.c (output_strlen_unroll): Don't write xops[7]
9666 label if it wasn't set.
9668 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
9670 * cpplib.c (struct directive): Const-ify name pointer and
9671 function pointer prototype.
9672 (validate_else, do_define, do_line, do_include, do_undef,
9673 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
9674 do_elif, do_endif, do_sccs, do_assert, do_unassert,
9675 do_warning): Const-ify second arg.
9676 (directive_table): Mark const. Reorder entries by frequency
9677 of usage, record statistics.
9679 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
9681 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
9682 bounds- check RTL accesses if --enable-checking.
9683 (RTVEC_ELT): Bounds check if --enable-checking.
9684 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
9685 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
9686 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
9688 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9689 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
9691 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
9692 (NOTE_SOURCE_FILE): Use X0STR.
9693 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
9694 MEM_ALIAS_SET): Use X0INT.
9695 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
9696 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
9698 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
9699 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
9700 (rtl_check_failed_bounds, rtl_check_failed_type1,
9701 rtl_check_failed_type2, rtvec_check_failed_bounds): New
9703 (fancy_abort): Fix comment.
9705 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
9706 (cse_insn): Decrement LABEL_NUSES for jump target before
9708 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
9709 * final.c (alter_subreg): Compute regno before changing x to
9710 REG; set REGNO(x) after changing it.
9711 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
9712 notes containing CONST_INTs.
9713 (delete_eh_regions): Use NOTE_EH_HANDLER.
9714 * function.c (put_reg_into_stack): Make reg a MEM before
9716 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
9718 (gen_mem_addressof): Make reg a MEM before initializing it.
9719 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
9721 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
9722 deleting an insn, not after.
9723 (block_alloc): Only look at PATTERN(insn) if we have to, and
9724 only if it's format class 'i'.
9725 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
9726 CONST_INT before using its INTVAL.
9727 * print-rtl.c (print_rtx): Use X0STR.
9728 * regmove.c (fixup_match_1): Don't look at PATTERN of
9729 non-class-'i' insn chain elements.
9730 * reload.c (loc_mentioned_in_p): Take address of
9731 in->fld[1].rtx directly.
9732 * reload1.c (reload): Change reg to a MEM before initializing
9734 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
9736 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
9738 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
9740 * config/mips/mips.c (machine_dependent_reorg): Force a
9741 barrier to output the local constant pool if a barrier hasn't
9742 been found at a natural point in the instruction stream.
9744 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9746 * c-parse.in (language_string): Constify.
9748 * dwarf2out.c (language_string): Remove declaration.
9750 * dwarfout.c (language_string): Likewise.
9752 * toplev.c (language_string, init_parse, finish_parse): Likewise.
9754 * tree.h (language_string, init_parse, finish_parse): Declare.
9756 * i386/sun386.h (language_string): Remove declaration.
9758 * mips.h (language_string): Likewise.
9760 * nextstep.h (language_string): Likewise.
9762 * nextstep21.h (language_string): Likewise.
9764 * rs6000.c (language_string): Likewise.
9766 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9768 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
9769 (getpwd.o): Remove target.
9771 * getpwd.c: Delete file. Its in libiberty now.
9773 * dbxout.c (getpwd): Don't prototype.
9774 * dwarf2out.c (getpwd): Likewise
9775 * dwarfout.c (getpwd): Likewise
9776 * final.c (getpwd): Likewise.
9777 * protoize.c (getpwd): Likewise.
9779 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9781 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
9783 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
9785 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
9788 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
9790 * fixinc/Makefile.in (subdir): New.
9791 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
9794 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
9796 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
9797 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
9800 * invoke.texi: Fix typo.
9802 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
9803 changed. Handle autoincrement addressing modes.
9805 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
9806 just like we would the virtual incoming args register when
9809 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
9811 * rs6000.h (ASM_FILE_START): Specify complete filename, including
9812 path, in .file directive.
9814 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
9816 * gcc.texi (External Bugs): Remove obsolete note about Perl on
9819 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
9821 * stdbool.h: Make the typedef name _Bool, with bool a #defined
9824 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9826 * tree.c (tree_code_name): Constify a char*.
9828 * tree.h (tree_code_name, decl_printable_name): Likewise.
9830 * function.h (struct function): Likewise.
9832 * toplev.c (decl_name, decl_printable_name): Likewise.
9834 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
9836 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
9837 (init_objc): Remove function pointer cast.
9839 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
9841 * pa.md (interspace_jump): New pattern.
9842 (builtin_longjmp): New expander.
9844 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
9846 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
9847 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
9848 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
9850 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
9852 * jump.c (delete_prior_computation): Also check calls
9853 to constant functions. Don't bother checking for a
9854 REG_UNUSED note before adding it.
9855 (delete_computation): Handle multi-word hard registers
9856 when synthesizing missing REG_DEAD notes for a register
9857 which is both set and used by an insn.
9859 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9861 * loop.c (this_loop_info): New variable.
9862 (loop_has_call, loop_has_volatile, loop_has_tablejump,
9863 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
9865 (prescan_loop, strength_reduce): New argument loop_info. All callers
9867 (scan_loop): New variable loop_info, initialise to address of
9869 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
9870 Delete variable loop_has_multiple_exit targets and replace with
9871 field in this_loop_info.
9872 (find_and_verify_loops): Rename this_loop to this_loop_num.
9873 (strength_reduce): Delete loop_iteration_info. Replace variable
9874 loop_info with function argument of same name.
9875 (insert_bct): Rework test for loop being completely unrolled.
9877 * loop.h (struct loop_info): New fields num, loops_enclosed,
9878 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
9879 has_indirect_jump, and cont. Redefine use of unroll_number.
9880 (loop_unroll_number): Delete.
9882 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
9884 (loop_iterations): Delete variable vtop and instead use
9885 loop_info->vtop computed in prescan_loop.
9887 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
9889 * fix-header.c (main): Do not pass a null pointer to strcmp.
9891 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
9893 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
9895 * configure: Rebuilt.
9897 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
9899 * jump.c (jump_optimize_1): Do not delete assignments to
9900 internal_arg_pointer.
9901 * cse.c (delete_trivially_dead_insns): Always consider a set of
9902 the internal_arg_pointer live.
9904 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
9906 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
9907 (update_life_info) [REG_WAS_0]: Search the original insns rather
9908 than the new insns for the note. Fix typos finding note_dest.
9909 If no dest found, discard the note rather than abort.
9910 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
9911 (replace_insns): Remove the old insn list after update_life_info
9914 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
9916 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
9918 (sched_analyze_1): Let add_dependence care for not adding dups.
9919 (sched_analyze_2): Likewise.
9920 (add_branch_dependences): Likewise.
9922 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
9924 * i386/winnt.c (export_list): New type.
9925 (exports_head): Rename to
9926 (export_head): this.
9927 (i386_pe_record_exported_symbol): Add is_data flag.
9928 (i386_pe_asm_file_end): Emit directive for exported variables.
9929 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
9931 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
9932 (ASM_DECLARE_OBJECT_NAME): Likewise.
9933 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9934 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9936 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
9938 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
9940 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
9943 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
9945 * config/openbsd.h: Define SET_ASM_OP.
9946 * tm.texi: cross-reference SET_ASM_OP in the index.
9948 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
9950 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
9951 for a CONST_DOUBLE, at compile time. Initialize rtx_length
9952 and class_narrowest_mode at compile time. Kill init_rtl.
9953 Mark rtx_length, mode_class, mode_size, mode_unit_size,
9954 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
9955 rtx_format as const. Kill all references to EXTRA_CC_MODES or
9957 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
9959 * rtl.h: Declare rtx_length and rtx_format as const.
9960 * machmode.def: Define CC(). Use CC() to define CCmode. If
9961 EXTRA_CC_MODES is defined, expand it here.
9962 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
9963 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
9964 const. Kill all references to EXTRA_CC_MODES.
9966 * toplev.c: Don't prototype or call init_rtl.
9967 * optabs.c: Don't call init_mov_optab.
9968 * genemit.c: Don't generate init_mov_optab. Don't call
9970 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
9972 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
9973 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
9974 genrecog.c: Don't call init_rtl.
9976 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
9977 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
9978 definition of EXTRA_CC_MODES.
9980 * md.texi: Kill ref to EXTRA_CC_NAMES.
9981 * tm.texi: Document new way to define EXTRA_CC_MODES.
9983 * genrecog.c: Do not look up the name of a define_split.
9986 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
9988 * config/v850/v850.md: Fix typo introduced by previous delta.
9990 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9992 * gcc.c (fatal): Make definition static to match prototype.
9994 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9996 * combine.c (get_last_value): Don't look for earlier sets if the last
9997 known set is somewhere in between the insns being combined.
9999 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
10001 * configure.in: Don't use shell ! to negate exit codes
10002 * configure: Regenerate
10004 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
10006 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
10007 the fact that ALIGN is measured in bits, not bytes.
10009 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
10011 * errors.c: New file; defines functions error, warning, and
10012 fatal, variables have_error and progname.
10013 * errors.h: New file; prototypes and decls for stuff in errors.c.
10015 * Makefile: Add rules to build errors.o and
10016 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
10017 genopinit, genrecog, genextract, genpeep, genattr, and
10018 genoutput with errors.o. Add errors.h to deps of genconfig.o,
10019 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
10020 genpeep.o, genattr.o, and genoutput.o.
10022 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
10023 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
10024 define or prototype fatal. Set progname at beginning of main.
10025 * genoutput.c: Likewise, and don't define or prototype error
10028 * c-typeck.c (c_expand_start_case): Return immediately if exp
10030 * fold-const.c (operand_equal_p): Return immediately if arg1
10031 or arg0 are ERROR_MARKs.
10032 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
10033 fields of type ERROR_MARK when calculating if the record can
10036 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
10037 with much help from Jeffrey A Law and Richard Henderson
10039 * i386.md: In the 6 insns which call output_fix_trunc,
10040 earlyclobber operands[0].
10042 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
10044 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
10045 creating new registers.
10047 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
10049 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
10050 i386_reg_alloc_order, i386_regparm_string,
10051 i386_align_loops_string, i386_align_jumps_string,
10052 i386_align_funcs_string, i386_preferred_stack_boundary_string,
10053 and i386_branch_cost_string as type "const char *".
10054 * i386.c: Define all above strings as type "const char *".
10056 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
10058 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
10059 when emitting alignment padding. Emit padding byte of 0 instead of 4.
10061 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
10063 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
10064 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
10066 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
10068 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
10069 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
10070 (dwarf2out_line, dwarf2out_finish): Likewise.
10071 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
10073 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
10075 * tree.c (lang_unsave_expr_now) : Correct return type.
10076 * tree.h (lang_unsave_expr_now) : Same.
10078 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
10080 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
10081 instead of duplicating code.
10083 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10085 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
10087 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
10089 * tree.h: fancy_abort always takes three args.
10090 * resource.c: Move include of system.h before toplev.h.
10092 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
10094 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
10097 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
10099 * system.h: Don't redefine abort or trim_filename.
10100 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
10101 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
10102 whether or not __FUNCTION__ is available.
10103 * tree.h: Duplicate rtl.h's definition of abort, for files
10104 that don't include rtl.h. Delete all code to perform type
10105 checking with a compiler other than GCC.
10106 * varray.h: Delete all code to perform type checking with a
10107 compiler other than GCC. Make VARRAY_CHECK() always evaluate
10108 its arguments exactly once, using a statement expression.
10109 Adjust the VARRAY_<type> accessor macros to match.
10110 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
10111 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
10112 caller's location. Define fatal_insn and fatal_insn_not_found
10113 as macros that use _fatal_insn and _fatal_insn_not_found.
10114 (fancy_abort, trim_filename): Kill prototypes.
10116 * rtl.c (trim_filename): Move here from toplev.c.
10117 (fancy_abort): New function.
10118 (DIR_SEPARATOR): Provide default definition.
10119 * tree.c (tree_check_failed, tree_class_check_failed): Go
10120 through fancy_abort.
10121 (tree_check, tree_class_check, cst_or_constructor_check,
10122 expr_check): Delete.
10123 * varray.c (varray_check_failed): New function.
10124 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
10125 _fatal_insn and _fatal_insn_not_found. Go through
10127 (trim_filename, fancy_abort): Delete.
10129 * builtins.c (expand_builtin_args_info): Report ICE with abort.
10130 * except.c (start_catch_handler): Report ICE with error/abort
10132 * final.c (output_operand_lossage): Likewise.
10133 * flow.c (verify_flow_info): Likewise.
10135 * gcc.c: Prototype fatal.
10136 * gengenrtl.c: Undef abort after including rtl.h not system.h.
10137 * genattr.c, genattrtab.c, genemit.c, genextract.c,
10138 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
10139 Don't define fancy_abort.
10141 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
10143 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
10146 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
10148 * m88k.h (VERSION_INFO2): Kill.
10149 (VERSION_STRING): Kill.
10151 (VERSION_INFO1): Tidy.
10152 (TARGET_VERSION): Update.
10153 * m88k/dgux.h (VERSION_INFO2): Kill.
10154 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
10155 * m88k/luna.h (VERSION_INFO1): Tidy.
10156 * m88k/sysv4.h (VERSION_INFO1): Likewise.
10157 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
10158 (output_file_start): Adjust for death of VERSION_STRING.
10160 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
10162 * cpplib.c (detect_if_not_defined): New function.
10163 (do_if): Use it to detect potential once-only headers.
10165 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
10167 * c-common.c (combine_strings): Always set TREE_CONSTANT.
10169 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10171 * combine.c (nonzero_bits) : Allow single-ly set registers to be
10172 anywere in the function only if they are pseudos and set before
10173 being used (not live at the start of the function).
10174 (num_sign_bit_copies) : Same.
10175 (get_last_value_validate) : Same.
10176 (get_last_value) : Same.
10178 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
10180 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
10181 where N and M are constant and N is an integer multiple of M.
10183 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10185 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
10186 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
10187 sbitmap_union_of_preds): Add prototypes.
10188 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
10189 the intersection of successors with the new flow graph structures.
10190 (sbitmap_intersection_of_preds): New function to compute the
10191 intersection of predecessors with the new flow graph structures.
10192 (sbitmap_union_of_succs): New function to compute the union of
10193 successors with the new flow graph structures.
10194 (sbitmap_union_of_preds): New function to compute the union of
10195 predecessors with the new flow graph structures.
10196 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
10197 (expr_reaches_here_p): Use edge and basic_block structures instead
10198 of s_preds and s_succs.
10199 (compute_cprop_avinout): Use new sbitmap routines.
10200 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
10201 of s_preds and s_succs.
10202 * flow.c (compute_flow_dominators): Compute dominators using
10203 edges and basic blocks instead of s_preds and s_succs.
10205 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10207 * lists.c (unused_insn_list, unused_expr_list): New file for
10208 maintaining various types of lists. New statics for maintaining a
10209 cache of available INSN_LIST and EXPR_LIST nodes.
10210 (free_list): Static function for freeing a list of INSN/EXPR nodes.
10211 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
10212 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
10213 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
10214 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
10215 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
10216 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
10217 (free_INSN_LIST_node): Free an individual INSN_LIST node.
10218 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
10219 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
10220 (remove_dependence, free_pending_lists): Use new global routines.
10221 (flush_pending_lists, sched_analyze_insn): Use new global routines.
10222 (sched_analyze, compute_block_backward_dependences): Use new routines.
10223 (sched_analyze_1, sched_analyze_2): Use new routines.
10224 (schedule_insns): Use new global routines.
10225 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
10227 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
10228 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
10230 * toplev.c (rest_of_compilation): Initialize node cache.
10231 * Makefile.in (OBJS): Add lists.o to list of object files.
10232 (lists.o): Add dependancies.
10234 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
10236 * config/v850/v850.md: Fix compile time warning messages.
10237 * config/v850/v850.c: Fix compile time warning messages.
10238 * config/v850/v850.h: Fix compile time warning messages.
10240 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10242 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
10243 Remove unused prototype for `init_lengths'.
10245 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10247 * calls.c (emit_call_1): Mark parameter `stack_size' with
10249 (expand_call): Initialize variable `insn'.
10250 (emit_library_call): Likewise for variable `high_to_save'.
10251 (emit_library_call_value): Likewise.
10252 (store_one_arg): Likewise for variables `lower_bound' and
10255 * combine.c (try_combine): Likewise for variables `i2_code_number'
10256 and `other_code_number'.
10257 (find_split_point): Likewise for variables `pos', `unsignedp' and
10259 (simplify_if_then_else): Likewise for variables `op' and `c1'.
10260 (simplify_and_const_int): Remove unused variable `width'.
10261 (merge_outer_ops): Likewise.
10263 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
10264 HOST_WIDE_INT' when comparing against one.
10265 (simplify_relational_operation): Likewise.
10266 (cse_insn): Initialize variables `src_eqv_volatile',
10267 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
10269 * final.c (init_final): Constify parameter `filename'.
10270 (final_start_function): Mark parameter `optimize' with
10272 (profile_function): Likewise for parameters `first' and `optimize'.
10273 (output_source_line): Likewise for parameter `file'.
10275 * integrate.c (subst_constants): Cast a value to `size_t' when
10276 comparing against one.
10277 (mark_stores): Initialize variable `mode'. Cast a value to
10278 `size_t' when comparing against one.
10280 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
10282 * loop.c (move_movables): Initialize variable `first'.
10283 (strength_reduce): Likewise for variable `increment'.
10284 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
10285 value to `size_t' when comparing against one.
10286 (load_mems): Initialize variable `end_label'.
10288 * output.h (init_final): Constify parameter.
10290 * reload.c (decompose): Initialize variable `base'.
10292 * reload1.c (reload): Likewise for variable `is_scalar'.
10293 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
10294 (choose_reload_regs): Initialize variable `mode'.
10295 (emit_reload_insns): Likewise for variable `store_insn'.
10296 (reload_cse_noop_set_p): Mark parameter `insn' with
10298 (reload_combine): Initialize variable `set'.
10300 * unroll.c (unroll_loop): Likewise for variable `local_label'.
10301 (copy_loop_body): Cast a value to `size_t' when comparing against
10304 * varasm.c (assemble_variable): Initialize variable `size_tree'.
10305 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
10306 (remove_from_pending_weak_list): Mark parameter `name' with
10309 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10311 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
10314 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
10316 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
10317 (ASM_DECLARE_FUNCTION_NAME): Define.
10318 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
10319 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
10320 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
10321 not already defined.
10323 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10325 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
10326 of n_popped when call/call_value are not defined.
10328 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
10330 * tm.texi: GNU CC -> GCC conversion.
10331 (CC1_SPEC): Indicate it is used for all language front ends.
10333 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
10335 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
10336 NOTE_INSN_EH_REGION_END correctly.
10338 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10339 Jeff Law <law@cygnus.com>
10341 * loop.c (strength_reduce): Automatically unroll loops if the
10342 unrolled loop size is smaller than the rolled loop size.
10344 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
10345 and delete comment that code should be rewritten.
10347 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
10349 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
10352 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
10354 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10356 * fixinc/mkfixinc.sh: Don't fix uwin headers.
10357 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
10358 (LINK_SPEC): Add -u _main when building executables.
10359 (ASM_DECLARE_FUNCTION): Update from Cygwin.
10360 (ASM_FILE_END): Use the default for ix86-pe.
10361 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
10363 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
10365 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
10366 and ASM_CLOSE_PAREN are empty strings.
10368 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
10369 Geoffrey Keating <geoffk@cygnus.com>
10371 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
10372 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
10373 (unprotoize.o): Ditto.
10374 (test-protoize-simple): Don't define STD_PROTO_DIR.
10375 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
10376 changes to make 'test-protoize-simple' pass.
10377 (STD_PROTO_DIR): Remove define.
10378 (STANDARD_EXEC_PREFIX): Supply default define.
10379 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
10380 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
10381 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
10382 (GET_ENV_PATH_LIST): New macro.
10383 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
10384 (do_processing): Initialize default_syscalls_dir using new
10385 macros. Use it to initialize syscalls_absolute_filename.
10387 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
10389 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
10390 B into a register before emit_conditional_move.
10392 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
10394 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
10395 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
10396 multiplicand out of (+ (* a b) (* c d)).
10398 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
10399 Richard Henderson <rth@cygnus.com>
10401 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
10402 (new_insn_dead_notes): Likewise.
10403 (update_n_sets): Likewise.
10404 (update_flow_info): Move to flow.c, renamed to update_life_info;
10405 extend to handle multiple source insns.
10406 * flow.c: Include resource.h
10407 (unlink_insn_chain): New.
10408 (split_hard_reg_notes): New.
10409 (maybe_add_dead_note): New.
10410 (maybe_add_dead_note_use): New.
10411 (find_insn_with_note): New.
10412 (new_insn_dead_notes): New.
10413 (update_n_sets): New.
10414 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
10415 (maybe_remove_dead_notes): New.
10416 (update_life_info): New.
10417 (prepend_reg_notes): New.
10418 (replace_insns): New.
10419 * output.h (update_life_info): Declare.
10420 * recog.c (split_block_insns): Use update_life_info.
10421 * resource.c (find_free_register): Use reg_alloc_order, don't use
10422 fixed regs, make sure the mode is supported, don't use new regs.
10424 * rtl.h (replace_insns): Declare.
10426 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
10428 * expr.c (expand_expr): Cope with COND_EXPRs with one
10429 non-returning branch.
10431 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
10433 * expr.c (store_expr): Always pass down the target, even when not
10436 1999-08-24 Nick Clifton <nickc@cygnus.com>
10438 * configure.in: Define target_cpu_default for v850 targets.
10439 * configure: Regenerate
10441 * config/v850/v850.h (TARGET_CPU_generic): Define.
10442 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
10443 addresses are 4 byte aligned.
10445 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
10448 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10450 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
10451 (main): Add prototypes.
10453 * genattrtab.c (substitute_address, write_const_num_delay_slots,
10454 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
10455 (write_attr_get): Emit prototypes along with function definition.
10456 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
10457 (write_complex_function): Emit static prototype along with
10458 function definition.
10460 * genemit.c (gen_split): Emit prototypes along with function
10463 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
10464 Likewise for predicates and `insn_operand_predicate'.
10465 (process_template): Emit static prototype along with function
10468 * genrecog.c (make_insn_sequence): Constify a char*. Add
10469 prototypes for get_split_*().
10470 (write_subroutine): Emit prototypes along with function
10473 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10475 * gcse.c (find_avail_set): Follow chains of register-register copies.
10476 Use oprs_not_set_p to guarantee that the returned value can be
10478 (cprop_insn): Don't verify the return value of find_avail_set with
10481 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
10482 (cprop_cc0_jump): New function.
10483 (cprop_insn): Break out new function cprop_jump and use it.
10484 Also use cprop_cc0_jump for machines with CC0.
10485 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
10487 * tree.h (current_function_calls_setjmp,
10488 current_function_calls_longjmp): Delete declarations.
10489 * dsp16xx.c: Include "function.h".
10490 * elxsi.c: Likewise.
10491 * gmicro.c: Likewise.
10492 * h8300.c: Likewise.
10493 * i370.c: Likewise.
10494 * m32r.c: Likewise.
10495 * mn10200.c: Likewise.
10496 * mn10300.c: Likewise.
10497 * ns32k.c: Likewise.
10498 * spur.c: Likewise.
10499 * v850.c: Likewise.
10501 * rtl.h (rtx_equal_function_value_matters): Declare.
10502 * toplev.c (rtx_equal_function_value_matters): Don't declare.
10504 * function.c: Likewise.
10505 * emit-rtl.c: Likewise.
10507 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
10509 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
10512 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10514 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
10517 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
10519 * cpp.texi: Add a node documenting macro varargs (copied
10522 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
10524 * cppspec.c: Put a null pointer at the end of the new argv.
10526 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
10528 * configure.in: Remove code to select/de-select the haifa
10529 scheduler. Every scheduled port gets haifa now.
10530 * configure: Rebuilt.
10531 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
10533 * Makefile.in: Corresponding changes.
10535 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10537 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
10538 All callers changed.
10539 (prepare_float_lib_cmp): Likewise.
10540 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
10541 * expr.h (emit_float_lib_cmp): Delete declaration.
10542 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
10543 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
10544 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
10546 (cmptf): Now conditional on TARGET_HARD_QUAD.
10548 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
10550 * resource.c (mark_target_live_regs): Use
10551 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
10553 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10555 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
10557 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
10559 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
10561 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10563 * rtl.h (rtx_format): Constify a char*.
10565 * rtl.c (rtx_format): Likewise.
10566 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
10567 (init_rtl): Use accessor macro, not `rtx_format'.
10569 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
10572 * caller-save.c (mark_referenced_regs): Likewise.
10574 * combine.c (subst, make_compound_operation, known_cond,
10575 gen_rtx_combine, update_table_tick, get_last_value_validate,
10576 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
10578 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
10579 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
10580 count_reg_usage): Likewise.
10582 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
10585 * final.c (leaf_renumber_regs_insn): Likewise.
10587 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
10588 dump_edge_info, count_reg_references): Likewise.
10590 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
10591 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
10594 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
10595 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
10596 add_label_notes): Likewise.
10598 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
10599 clear_struct_flag, count_sub_rtxs, count_alternatives,
10600 compares_alternatives_p, contained_in_p, walk_attr_value,
10601 write_expr_attr_cache): Likewise.
10603 * genconfig.c (walk_insn_part): Likewise.
10605 * genemit.c (max_operand_1, gen_exp): Likewise.
10607 * genextract.c (walk_rtx): Likewise.
10609 * genflags.c (num_operands): Likewise.
10611 * genoutput.c (scan_operands): Likewise.
10613 * genpeep.c (match_rtx): Likewise.
10615 * genrecog.c (add_to_sequence): Likewise.
10617 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
10620 * integrate.c (save_constants, copy_for_inline,
10621 copy_rtx_and_substitute, subst_constants, restore_constants):
10624 * jump.c (mark_jump_label, invert_exp, redirect_exp,
10625 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
10627 * local-alloc.c (contains_replace_regs, memref_referenced_p):
10630 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
10631 add_label_notes, replace_call_address, count_nonfixed_reads,
10632 invariant_p, find_single_use_in_loop, find_mem_givs,
10633 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
10636 * print-rtl.c (reg_names, print_rtx): Likewise.
10638 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
10640 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
10641 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
10642 print_blocks): Likewise.
10644 * regclass.c (fix_register, record_address_regs,
10645 reg_scan_mark_refs): Likewise.
10647 * regmove.c (stable_but_for_p): Likewise.
10649 * reload.c (loc_mentioned_in_p, operands_match_p,
10650 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
10651 copy_replacements, refers_to_regno_for_reload_p,
10652 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
10653 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
10656 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
10657 delete_address_reloads_1, count_occurrences,
10658 reload_cse_mem_conflict_p, reload_combine_note_use,
10659 add_auto_inc_notes): Likewise.
10661 * resource.c (mark_referenced_resources, mark_set_resources):
10664 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
10665 reg_mentioned_p, regs_set_between_p, modified_between_p,
10666 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
10667 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
10668 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
10669 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
10671 * sched.c (sched_analyze_2, attach_deaths): Likewise.
10673 * stupid.c (stupid_mark_refs): Likewise.
10675 * unroll.c (remap_split_bivs): Likewise.
10677 * varasm.c (mark_constants): Likewise.
10679 * a29k/a29k.c (uses_local_reg_p): Likewise.
10681 * alpha/alpha.c (summarize_insn): Likewise.
10683 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
10684 eliminate_lr2ip): Likewise.
10686 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
10688 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
10689 reg_mentioned_in_mem): Likewise.
10691 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
10692 symbolic_reference_mentioned_p): Likewise.
10694 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
10696 * sh/sh.c (regs_used, mark_use): Likewise.
10698 * vax/vax.c (vax_rtx_cost): Likewise.
10700 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10702 * machmode.h (mode_name): Constify a char*.
10704 * rtl.c (mode_name): Likewise.
10706 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
10708 * optabs.c (init_libfuncs): Constify a char*.
10710 * print-tree.c (mode_name): Remove redundant declaration.
10711 (print_node): Use accessor macro, not `mode_name'.
10713 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
10715 (new_spill_reg): Constify a char*.
10717 * tree.c (mode_name): Remove redundant declaration.
10719 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10721 * rtl.c (rtx_name): Constify a char*.
10723 * rtl.h (rtx_name, fix_sched_param): Likewise.
10725 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
10726 (mypr): Use accessor macro, not `rtx_name'.
10728 * genemit.c (print_code): Constify a char*.
10730 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
10732 * genpeep.c (print_code): Constify a char*.
10734 * genrecog.c (print_code): Likewise.
10736 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
10737 end_bb): Add static prototype.
10738 (draw_edge): Constify a char*.
10739 (end_bb): Remove unused parameter.
10741 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
10742 print_block_visualization): Constify a char*.
10744 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
10746 * c-common.c (c_get_alias_set): Update comment.
10748 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10750 * linux.h (LIB_SPEC): Added.
10752 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10754 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
10756 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
10758 * tree.c (expr_check): Fix typo in last change.
10760 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
10762 * rtl.def (NOTE): Change format to "iuu0n".
10763 (ADDR_DIFF_VEC): Change format to "eEee0".
10764 (ADDRESSOF): Change format to "eit".
10766 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
10767 (RTVEC_ELT): Change to match.
10768 (XVECEXP): Use XVEC and RTVEC_ELT.
10769 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
10770 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
10771 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
10772 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
10773 TRAP_CONDITION, TRAP_CODE): Use XEXP.
10774 (INTVAL): Use XWINT.
10775 (ADDRESSOF_DECL): Use XTREE.
10776 (SET_ADDRESSOF_DECL): Delete.
10777 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
10778 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
10779 ifdefed out since 2.6 at least.
10780 (gen_rtvec_vv): Delete prototype.
10782 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
10784 (copy_most_rtx): Handle 't' format letter.
10785 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
10786 (gen_rtvec_vv): Delete function. All callers changed to use
10787 gen_rtvec_v instead.
10788 * print-rtl.c (print_rtx): Move special casing of NOTEs to
10789 the '0' format letter.
10791 * function.c (gen_mem_addressof): Don't use
10792 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
10794 * integrate.c (copy_rtx_and_substitute): Likewise.
10795 Copy 't' slots with XTREE.
10796 (subst_constants): Treat 't' slots like '[swi]' slots.
10797 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
10798 * jump.c (rtx_equal_for_thread_p): Likewise.
10799 * rtlanal.c (rtx_equal_p): Likewise.
10800 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
10801 only four arguments.
10802 * gengenrtl.c (type_from_format): Provide correct types for
10806 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
10807 If a recent gcc is in use (always in stage2 and beyond), use
10808 statement expressions, so we don't make a function call unless
10809 the check fails. Evaluate arguments exactly once.
10810 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
10811 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
10813 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
10814 they evaluate their arguments exactly once, irrespective of
10815 the compiler in use.
10817 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
10818 is used by the currently-enabled check macros. This is:
10819 (tree_check_failed, tree_class_check_failed): For gcc.
10820 (tree_check, tree_class_check, cst_or_constructor_check,
10821 expr_check): For other compilers.
10823 * gencheck.c: Do not define any *_CHECK1 macros.
10825 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
10826 Mark Mitchell <mark@codesourcery.com>
10828 * c-common.c (c_get_alias_set): Fix support for poitners and
10831 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
10833 * alias.c: Include tree.h.
10834 (nonlocal_reference_p, mark_constant_function): New functions.
10835 * flow.c (life_analysis): Call mark_constant_function.
10836 * rtl.h (mark_constant_function): Declare it.
10838 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
10840 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
10841 unrecognisable switches.
10843 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10845 * loop.c (recombine_givs): Set ix field after sorting.
10846 (recombine_givs): Remove bogus index / giv lockstep looping.
10848 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10850 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
10852 (emit_store_flag_force): Use do_compare_rtx_and_jump.
10853 (do_cmp_and_jump): Formatting fixes.
10854 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
10855 do_compare_rtx_and_jump instead of compare_from_rtx.
10856 (do_compare_rtx_and_jump): New function; mostly copied from
10858 (do_jump_for_compare): Delete.
10859 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
10861 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
10862 of compare/do_jump_for_compare pairs.
10863 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
10864 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
10865 compare_from_rtx/do_jump_for_compare pairs.
10866 (do_jump_by_parts_equality): Likewise.
10867 (do_jump_by_parts_equality_rtx): Likewise.
10868 * expr.h (do_compare_rtx_and_jump): Declare.
10869 * optabs.c (prepare_cmp_insn): New function, contains most of the code
10870 that used to be in emit_cmp_insn.
10871 (cmp_available_p): New function.
10872 (prepare_operand): New function.
10873 (emit_cmp_and_jump_insn_1): New function, contains some code that used
10874 to be in emit_cmp_insn.
10875 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
10876 parameters to be pointers; don't emit final compare but modify some of
10877 the values pointed to by the args so the caller can perform the
10878 correct comparison.
10879 (expand_binop): Call emit_store_flag_force with signed forms of
10881 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
10882 emit_jump_insn pair.
10883 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
10884 emit_cmp_and_jump_insn_1. Call emit_queue.
10885 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
10887 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
10888 jump sets cc0 before deleting it.
10889 * integrate.c (expand_inline_function): Likewise.
10890 * unroll.c (unroll_loop): Similar changes in several places.
10891 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
10892 before deleting it.
10894 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10896 * Makefile.in (insn-recog.o): Update dependencies.
10897 * genrecog.c (main): Make generated file include "function.h".
10899 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
10901 * cse.c (cse_insn): Call never_reached_warning when a jump is
10902 changed to be unconditional.
10903 * flags.h: Declare warn_notreached.
10904 * flow.c (delete_block): Call never_reached_warning when
10905 a block is deleted.
10906 * jump.c (delete_barrier_successors): Call never_reached_warning
10907 when we delete everything after a BARRIER.
10908 (never_reached_warning): New function.
10909 * rtl.h: Declare never_reached_warning.
10910 * toplev.c (warn_notreached): New variable.
10911 (lang_independent_options): Set warn_notreached
10912 when -Wunreachable-code.
10913 (compile_file): We need line numbers for -Wunreachable-code.
10915 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
10917 * haifa-sched.c (insn_unit): Fix typo on out of range test.
10918 * sched.c (insn_unit): Likewise.
10920 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
10922 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
10924 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10926 * flow.c (create_edge_list): Use xmalloc, not malloc.
10928 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
10930 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
10931 C-style comments. Do not lose the character before double slash.
10933 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10935 * basic-block.h (struct edge_list): Stucture to maintain a vector
10937 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
10938 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
10939 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
10940 New function prototypes.
10941 * flow.c (create_edge_list): Function to create an edge list.
10942 (free_edge_list): Discards memory used by an edge list.
10943 (print_edge_list): Debug output showing an edge list.
10944 (verify_edge_list): Internal consistency check for an edge list.
10945 (find_edge_index): Function to find an edge index for a pred and succ.
10947 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
10949 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
10952 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
10954 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
10956 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10958 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10960 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
10962 * toplev.c (rest_of_compilation): Allow machine dependent
10963 reorganisation pass to place information into the RTL dump
10964 file if it so wishes.
10966 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
10968 * explow.c (hard_function_value): Use VOIDmode instead of
10970 * stmt.c (expand_return): Likewise.
10971 * stor-layout.c (get_best_mode): Likewise.
10973 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
10974 emit call instead of emit_insn call.
10976 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10978 * configure.in: Handle --disable/enable-win32-registry.
10979 * install.texi: Document --disable/enable-win32-registry.
10980 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
10981 (WIN32_REGISTRY_KEY): New macro.
10982 * prefix.c: Use to enable/disable win32-specific code.
10983 (lookup_key): Use versioned key.
10984 * configure: Regenerate.
10985 * config.in: Likewise.
10987 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
10989 * cpplib.c (read_line_number): New fn, split out of...
10992 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10994 tree.c (lang_unsave_expr_now) : New.
10995 (unsave_expr_now): Call lang_unsave_expr_now.
10996 tree.h (lang_unsave_expr_now) : New.
10998 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
11000 * toplev.c (flag_new_exceptions): On by default.
11002 1999-08-13 Michael Meissner <meissner@cygnus.com>
11004 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
11006 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11008 * dwarfout.c (fundamental_type_code): Return FT_boolean for
11009 INTEGER_TYPE with precision==1, it's __java_boolean.
11011 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11013 * global.c (prune_preferences): Move some invariants out of the
11016 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
11018 * configure.in (alpha*-dec-osf*): Add osf5.
11020 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
11022 * configure.in: Rework handling of ARM GNU/Linux slightly.
11023 (arm*-*-linux-gnuoldld): New target.
11024 * configure: Regenerate.
11025 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
11026 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
11027 * config/arm/linux-oldld.h: New file.
11028 * config/arm/linux-elf26.h: Don't include linux-elf.h.
11029 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
11031 * config/arm/linux-elf.h (ASM_SPEC): Define.
11032 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
11033 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
11034 for 26-bit APCS and old linker.
11035 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
11037 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
11038 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
11039 don't define `arm' or `arm_elf'.
11040 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
11041 MULTILIB_DIRNAMES): Define. Fix typo in comment.
11043 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
11045 * rtl.texi: Fix typo.
11047 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
11049 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
11051 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
11053 * extend.texi (C++ Signatures): Remove node.
11054 * invoke.texi: Remove discussion of -fhandle-signatures,
11055 signature, sigof, __signature__, and __sigof__.
11057 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
11059 * Makefile.in (JAVAGC): Removed.
11061 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
11063 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11065 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
11067 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11069 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
11071 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
11072 a register that is already known to be a pointer.
11074 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
11076 * fixinc/inclhack.tpl: Only install assert.h conditionally.
11077 * fixinc/inclhack.sh: Regenerated.
11078 * fixinc/fixincl.sh: Regenerated.
11080 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
11082 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
11083 Fix documentation of -ansi flag to describe its C++ behavior.
11084 Remove bogus reference to GCC 2.9.
11086 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
11088 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
11089 note if it is non-NULL.
11091 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11093 * except.h (eh_nesting_info): Add new structure defintion.
11094 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
11095 (reachable_handlers, update_rethrow_references): Add function
11097 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
11098 a rethrow symbol instead of an integer exception region number.
11099 * flow.c (Make_edges): Use new exception nesting routines to determine
11100 which handlers are reachable from a CALL or asynchronous insn.
11101 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
11103 (delete_eh_regions): Update rethrow labels, and don't delete
11104 regions which are the target of a rethrow.
11105 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
11106 avoid overloading the SYMBOL_REF_USED flag.
11107 (rethrow_symbol_map): Use new rethrow_ref field.
11108 (rethrow_used): Use new rethrow_ref field.
11109 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
11110 of an integer. Fix formatting.
11111 (output_exception_table_entry): Use new rethrow_ref field.
11112 (can_throw): Check for EH_REGION_NOTE before deciding
11113 whether a CALL can throw or not.
11114 (scan_region): Call rethrow_used() instead of accessing data structure.
11115 (update_rethrow_references): New function to make sure only regions
11116 which are still targets of a rethrow are flagged as such.
11117 (process_nestinfo): New static function to initialize a handler
11118 list for a specific region.
11119 (init_eh_nesting_info): New function to allocate and initialize
11120 the list of all EH handlers reachable from all regions.
11121 (reachable_handlers): New function to retrieve the list of handlers
11122 reachable from a specific region and insn.
11123 (free_eh_nesting_info): New function to dispose of a list of
11124 reachable handlers.
11126 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11128 * flow.c (split_edge): Set JUMP_LABEL field.
11129 (commit_one_edge_insertion): Set head correctly for insert_before.
11130 When inserting insns, update insn block numbers if allocated.
11132 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11134 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
11135 retry_incomplete_types): Add static prototype.
11136 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
11137 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
11138 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
11139 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
11140 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
11143 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
11144 dwarf2out_start_source_file, dwarf2out_line): Likewise.
11146 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11148 * output.h (assemble_name): Constify a char*.
11150 * varasm.c (UNIQUE_SECTION, assemble_start_function,
11151 assemble_variable, assemble_name): Likewise.
11153 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
11155 * arm/pe.c (arm_pe_unique_section): Likewise.
11157 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
11159 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
11161 * i386/interix.c (i386_pe_unique_section): Likewise.
11163 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
11165 * i386/winnt.c (i386_pe_unique_section): Likewise.
11167 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
11169 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
11171 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
11173 * pa/pa.c (output_call): Likewise.
11175 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
11177 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
11179 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
11182 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
11185 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
11187 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
11188 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
11190 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
11192 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11194 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
11196 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11198 * tree.h (lang_identify): Constify a char*.
11199 (print_error_function): Add extern prototype. Constify a char*.
11201 * c-lang.c (lang_identify): Constify a char*.
11203 * objc/objc-act.c (lang_identify): Constify a char*.
11205 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11207 * genpeep.c (main): Make generated file include "function.h".
11208 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
11210 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11212 * Makefile.in: Update dependencies.
11213 * alias.c: Include "function.h"
11214 * c-decl.c: Likewise.
11215 * caller-save.c: Likewise.
11216 * calls.c: Likewise.
11217 * combine.c: Likewise.
11219 * explow.c: Likewise.
11220 * final.c: Likewise.
11221 * global.c: Likewise.
11222 * graph.c: Likewise.
11223 * local-alloc.c: Likewise.
11224 * loop.c: Likewise.
11225 * optabs.c: Likewise.
11226 * profile.c: Likewise.
11227 * recog.c: Likewise.
11228 * regclass.c: Likewise.
11229 * regmove.c: Likewise.
11230 * reload.c: Likewise.
11231 * reorg.c: Likewise.
11232 * resource.c: Likewise.
11233 * sched.c: Likewise.
11234 * stupid.c: Likewise.
11235 * config/1750a/1750a.c: Likewise.
11236 * config/a29k/a29k.c: Likewise.
11237 * config/arc/arc.c: Likewise.
11238 * config/arm/arm.c: Likewise.
11239 * config/arm/thumb.c: Likewise.
11240 * config/c4x/c4x.c: Likewise.
11241 * config/clipper/clipper.c: Likewise.
11242 * config/convex/convex.c: Likewise.
11243 * config/fx80/fx80.c: Likewise.
11244 * config/i860/i860.c: Likewise.
11245 * config/m68k/m68k.c: Likewise.
11246 * config/m88k/m88k.c: Likewise.
11247 * config/mips/mips.c: Likewise.
11248 * config/pdp11/pdp11.c: Likewise.
11249 * config/pyr/pyr.c: Likewise.
11250 * config/romp/romp.c: Likewise.
11251 * config/sh/sh.c: Likewise.
11252 * config/tahoe/tahoe.c: Likewise.
11253 * config/vax/vax.c: Likewise.
11254 * config/we32k/we32k.c: Likewise.
11255 * config/sparc/sparc.c: Include "function.h".
11256 (mem_min_alignment): Test current_function rather than
11257 regno_pointer_align.
11258 * config/pa/pa.c: Likewise.
11259 (compute_frame_size): Delete declaration of
11260 current_function_outgoing_args_size.
11261 * config/arc/arc.h (current_function_varargs): Delete declaration.
11262 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
11264 * config/i370/i370.h (current_function_outgoing_args_size): Delete
11266 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
11267 current_function_uses_pic_offset_table.
11268 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
11269 of current_function_returns_pointer.
11270 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11271 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11272 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11273 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11274 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11275 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11276 * config/m88k/m88k.c: Include "function.h"
11277 (call_used_regs, current_function_pretend_args_size,
11278 current_function_outgoing_args_size, frame_pointer_needed): Delete
11280 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
11282 * config/mips/mips.h (current_function_calls_alloca): Delete
11284 * config/mn10200/mn10200.h (current_function_needs_context,
11285 rtx_equal_function_value_matters): Delete declarations.
11286 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
11287 flag_pic): Delete declarations.
11288 * config/pa/pa.h (current_function_pretend_args_size,
11289 current_function_decl): Delete declarations.
11290 * config/pa/som.h (current_function_varargs): Delete declaration.
11291 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
11293 * config/pyr/pyr.h (current_function_pretend_args_size,
11294 current_function_args_size, current_function_calls_alloca): Delete
11296 * config/sh/sh.h (current_function_varargs): Delete declaration.
11297 * config/sparc/sparc.h (current_function_outgoing_args_size,
11298 current_function_calls_alloca, current_function_decl): Delete
11300 * config/spur/spur.h (current_function_pretend_args_size,
11301 current_function_calls_alloca): Delete declarations.
11302 * config/v850/v850.c (current_function_outgoing_args_size): Delete
11304 * config/vax/vms.h (current_function_name): Delete declaration.
11305 * gcse.c: Include "function.h".
11306 (current_function_name, current_function_calls_setjmp): Delete
11308 * haifa-sched.c: Include "function.h".
11309 (forced_labels): Delete declaration.
11310 * jump.c: Likewise.
11311 * reg-stack.c: Likewise.
11312 * reload1.c: Likewise.
11313 * genemit.c (main): Make generated file include function.h.
11314 * genoutput.c (output_prologue): Likewise.
11316 * builtins.c (saveregs_value, apply_args_value): Delete variables.
11317 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
11318 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
11319 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
11320 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
11321 macros for some of them.
11322 (emit_filename, emit_lineno): Delete declarations.
11323 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
11324 regno_pointer_* variables through current_function.
11325 (gen_inline_header_rtx): Delete function.
11326 (save_emit_status): Delete function.
11327 (set_new_last_label_num): New function.
11328 (clear_emit_caches): New function.
11329 (restore_emit_status): Just clear last_labelnum and call
11331 (get_last_insn_anywhere): Variable sequence_stack is now accessed
11332 through macro seq_stack.
11333 (add_insn_after): Likewise.
11334 (add_insn_before): Likewise.
11335 (remove_insn): Likewise.
11336 (pop_topmost_sequence): Likewise.
11337 (in_sequence_p): Likewise.
11338 (start_sequence_for_rtl_expr): Likewise.
11339 (start_sequence): Likewise, and likewise for
11340 sequence_rtl_expr/seq_rtl_expr.
11341 (push_topmost_sequence): Likewise.
11342 (end_sequence): Likewise.
11343 (init_virtual_regs): Now takes a "struct emit_status *" argument.
11344 All callers changed. Store into that pointer instead of globals.
11345 (init_emit): Allocate emit elt of current_function.
11346 Changes for sequence_rtl_expr/sequence_stack renaming.
11347 Call clear_emit_caches instead of doing it in-line.
11348 Access regno_pointer_* variables through current_function.
11349 (init_emit_once) Don't clear sequence_stack.
11351 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
11353 (arg_pointer_save_area): Delete declaration.
11354 (finish_expr_for_function): Renamed from init_queue; no longer static.
11355 (init_expr): Don't call init_queue.
11356 (save_expr_status, restore_expr_status): Delete functions.
11357 (expand_expr): Changes to reflect new layout of struct function.
11358 Don't access current_function_check_memory_usage when current_function
11360 * expr.h (forced_labels, save_expr_regs, saveregs_value,
11361 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
11362 current_function_outgoing_args_size, current_function_arg_offset_rtx,
11363 current_function_uses_const_pool, function_call_count,
11364 current_function_uses_pic_offset_table, nonlocal_labels,
11365 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
11366 current_function_check_memory_usage, nonlocal_goto_handler_slots,
11367 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
11369 (finish_expr_for_function): Declare.
11370 * flags.h (current_function_has_nonlocal_label,
11371 current_function_has_nonlocal_goto, current_function_is_thunk,
11372 current_function_has_computed_jump): Delete declarations.
11373 * flow.c (forced_labels): Delete declaration.
11374 * function.c (current_function_pops_args,
11375 current_function_returns_struct, current_function_returns_pcc_struct,
11376 current_function_needs_context, current_function_calls_setjmp,
11377 current_function_calls_longjmp, current_function_has_nonlocal_label,
11378 current_function_has_nonlocal_goto, current_function_is_thunk,
11379 current_function_has_computed_jump, current_function_calls_alloca,
11380 current_function_contains_functions, current_function_returns_pointer,
11381 current_function_epilogue_delay_list, current_function_args_size,
11382 current_function_pretend_args_size, current_function_arg_offset_rtx,
11383 current_function_outgoing_args_size, current_function_varargs,
11384 current_function_stdarg, current_function_args_info, cleanup_label,
11385 current_function_name, current_function_uses_const_pool,
11386 current_function_instrument_entry_exit, current_function_return_rtx,
11387 current_function_uses_pic_offset_table, nonlocal_labels,
11388 current_function_internal_arg_pointer, current_function_cannot_inline,
11389 current_function_check_memory_usage, function_call_count,
11390 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
11391 nonlocal_goto_stack_level, return_label, save_expr_regs,
11392 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
11393 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
11394 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
11395 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
11396 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
11398 (push_function_context_to): Don't save them. Don't call
11399 save_storage_status, save_emit_status or save_expr_status.
11400 (pop_function_context_from): Don't restore them. Don't call
11401 restore_storage_status or restore_expr_status.
11402 (get_func_frame_size): New function.
11403 (get_frame_size): Use it.
11404 (assign_outer_stack_local): Reflect some member name changes in struct
11406 (put_reg_into_stack): Likewise.
11407 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
11409 (fixup_var_refs): Likewise.
11410 (fix_lexical_addr): Likewise.
11411 (trampoline_address): Likewise.
11412 (prepare_function_start): Clear field inlinable of current_function.
11413 (init_function_for_compilation): New function.
11414 (expand_dummy_function_end): New function.
11415 (expand_function_end): Call finish_expr_for_function.
11416 * function.h (struct emit_status): New; fields moved here from struct
11417 function and from global variables. Add accessor macros for some of
11419 (struct expr_status): Likewise.
11420 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
11421 (struct function): Add fields expr and emit, inlinable, inl_emit,
11422 original_arg_vector, original_decl_initial, inl_last_parm_insn,
11423 inl_max_label_num. Add many comments.
11424 Add accessor macros for all elts of struct function that no longer
11425 have a global variable.
11426 (cleanup_label, return_label, frame_offset, tail_recursion_label,
11427 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
11428 stack_slot_list): Delete declarations.
11429 (get_func_frame_size): Declare.
11430 (save_expr_status, restore_expr_status, save_emit_status,
11431 save_storage_status, restore_storage_status): Delete declarations.
11432 (init_virtual_regs): Declare.
11433 * output.h (current_function_pops_args,
11434 current_function_returns_struct, current_function_returns_pcc_struct,
11435 current_function_needs_context, current_function_calls_setjmp,
11436 current_function_calls_longjmp, current_function_calls_alloca,
11437 current_function_has_nonlocal_label, current_function_varargs,
11438 current_function_has_computed_jump, current_function_returns_pointer,
11439 current_function_contains_functions, current_function_args_size,
11440 current_function_pretend_args_size, current_function_stdarg,
11441 current_function_outgoing_args_size, current_function_args_info,
11442 current_function_name, current_function_return_rtx,
11443 current_function_epilogue_delay_list,
11444 current_function_uses_const_pool, current_function_cannot_inline):
11445 Delete declarations.
11446 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
11447 regno_reg_rtx): Delete declaration.
11448 (REGNO_POINTER_FLAG): Delete macro.
11449 * stmt.c (expand_goto): Changes to reflect that some fields in struct
11450 function were renamed.
11451 * stor-layout.c (save_storage_status, restore_storage_status): Delete
11453 * toplev.c: Include "function.h".
11454 (current_function_decl): Delete declaration.
11455 (compile_file): Call init_dummy_function_start and
11456 expand_dummy_function_end around some initializations that need to
11458 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
11459 Call init_function_for_compilation.
11460 * unroll.c: Include "function.h"
11461 (unroll_loop): Access regno_pointer_* variables through
11464 * tree.h (struct tree_decl): Add elt f to saved_insns member.
11465 (DECL_SAVED_INSNS): use it.
11466 (expand_dummy_function_end): Declare.
11467 (init_function_for_compilation): Declare.
11468 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
11469 that it's no longer an INLINE_HEADER.
11470 (expand_call): Likewise.
11471 * integrate.c (finish_inline): Delete function.
11472 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
11473 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
11474 args. Don't generate an INLINE_HEADER rtx, just return the arg
11475 vector. All callers changed.
11476 (save_for_inline_copying): Create a duplicate struct emit_status to
11477 hold the emit state for compiling the current function. Use this and
11478 the other new fields in struct function that are for integration
11479 instead of an INLINE_HEADER.
11480 Use memcpy instead of bcopy.
11481 Store the current struct function in DECL_SAVED_INSNS of fndecl.
11482 (save_for_inline_nocopy): Similar changes, except no new emit_status
11484 (expand_inline_function): Get information from function structure,
11485 not from an inline header rtx.
11486 (output_inline_function): Lose code to extract the necessary
11487 information from an inline header; simply put back the function
11488 structure into current_function. Clear its inlinable elt.
11489 * rtl.def (INLINE_HEADER): Delete.
11490 * rtl.h: Delete all accessors for an INLINE_HEADER.
11491 (gen_inline_header_rtx): Delete declaration.
11492 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
11493 Delete declarations.
11494 (REGNO_POINTER_ALIGN): Delete.
11495 (clear_emit_caches): Declare.
11496 (set_new_last_label_num): Declare.
11498 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
11500 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
11502 * except.c (expand_eh_region_start_for_decl): Always start a new block.
11503 * stmt.c (is_eh_region): Make sure current_function is present, too.
11505 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
11507 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
11508 for 64bit PA targets.
11510 * pa.h (SELECT_SECTION): Define.
11511 * som.h (SELECT_SECTION): Delete.
11513 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11515 * alias.c (init_alias_analysis): Wrap call to
11516 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
11518 1999-08-07 Bruce Korb <autogen@linuxbox.com>
11520 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
11521 <sys/asm.h> contains an asm comment with an apostrophe
11522 * fixinc/inclhack.sh: regen
11523 * fixinc/fixincl.x: regen
11525 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
11527 * function.c (init_function_start): Clear prologue & epilogue.
11528 (prologue_epilogue_contains): New function.
11529 * alias.c (init_alias_analysis): Use it.
11530 * rtl.h (prologue_epilogue_contains): Declare it.
11532 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
11534 * jump.c (onlyjump_p): New function.
11535 * rtl.h: Declare it.
11536 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
11537 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
11539 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
11541 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
11542 to invert loops. Simplify block scanning.
11544 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11546 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
11547 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
11549 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
11551 * config/sparc/liteelf.h: New file to support sparclite-elf target
11552 * config/sparc/t-sp86x: New file to support sparc86x targets
11553 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
11554 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
11555 * configure.in: Support above target triplets
11556 * configure: Regenerated
11558 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
11560 * fixinc/server.c (server_setup): Do not prefix function used as
11561 parameter with `&'.
11563 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
11565 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
11566 Remove fp reg alternatives.
11568 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
11570 * Makefile.in (TAROUTOPTS): Kill.
11571 (install-headers-tar): Use "xpf" for tar headerfile extraction
11572 * i370/x-oe (TAROUTOPTS): Delete.
11573 * m68k/x-apollo68 (TAROUTOPTS): Delete.
11574 * m68k/x-hp320 (TAROUTOPTS): Delete.
11575 * m68k/x-hp320g (TAROUTOPTS): Delete.
11576 * gcc.texi: Update bug reporting text.
11578 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11580 * reg-stack.c (change_stack) Fixed problem with negative array index.
11582 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
11584 * extend.texi, install.texi: Fix spelling mistakes.
11586 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
11587 (s-attrtab); No longer try to use pre-made insn-attrtab file.
11588 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
11589 PREMADE_ATTRTAB_MD.
11590 * mips/t-ecoff: Likewise.
11591 * mips/t-elf: Likewise.
11592 * mips/t-mips: Likewise.
11593 * mips/t-osfrose: Likewise.
11594 * mips/t-r3900: Likewise.
11595 * mips/t-svr3: Likewise.
11596 * mips/t-svr4: Likewise.
11597 * mips/t-ultrix: Likewise.
11599 * gcc.texi: Document recommend means to provide software floating
11600 point libraries in libgcc.a
11602 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
11604 * c-lex.c (yylex): We can have a number with no digits.
11606 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
11608 * jump.c (delete_prior_computation): New function, broken
11609 out of delete_computation. Check for side effects with
11610 side_effects_p instead of FIND_REG_INC_NOTE. Handle
11611 multi-word hard registers.
11612 (delete_computation): Use it. Check for side effects with
11613 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
11614 missing REG_DEAD note for a register which is both set and
11617 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
11619 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
11620 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
11621 (ASM_FILE_START): Import _mcount with the right type.
11622 (ASM_DECLARE_FUNCTION_NAME): Define.
11623 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11624 * pa.c (output_function_prologue): Always emit the function's label
11626 * pa.h (TEXT_SPACE_P): Define.
11627 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11628 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
11629 * som.h (TEXT_SPACE_P): Delete.
11630 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11631 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
11633 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
11635 * expr.c (emit_group_load): Allow src to be a CONCAT.
11637 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11639 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
11640 (___mulsi3): Use '!' comment character.
11642 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11644 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
11646 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
11648 * gcc.c: Update URLs and mail addresses.
11649 * gcc.texi: Likewise.
11651 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
11653 * rs6000.c (current_file_function_operand): Return zero for
11655 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
11657 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
11660 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
11662 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
11663 allocate space in the stack frame for the PIC register.
11665 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
11667 * m68k.md (xordi3, anddi3): These patterns are not available on
11670 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
11672 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
11673 (PUT_REAL): Likewise.
11675 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11677 * final.c (shorten_branches): Don't add an alignment for loops
11678 that have no label inside.
11680 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11682 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
11683 prototypes in macro HAVE_cmpstrsi.
11685 * cpplib.c (cpp_get_token): Remove unused label `op3'.
11687 * emit-rtl.c (operand_subword): Remove unused variable
11690 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
11692 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
11694 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
11696 * cpphash.c (macroexpand): Delete leading whitespace when arg
11697 is concatenated before.
11698 (unsafe_chars): Correct test for whether + and - can extend a
11701 * cppinit.c (cpp_start_read): Do dependencies for
11702 -include/-imacros files also.
11704 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
11705 tokenizing non-directive lines.
11706 (cpp_expand_to_buffer): Temporarily disable no-output mode.
11707 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
11710 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11712 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
11714 * c-lex.c: Sync with C++ frontend.
11715 (linemode): New variable.
11716 (parse_float): imag, conversion_errno, and type are output only.
11717 (yylex): Adjust. Move initial '.' case into main switch.
11719 (handle_generic_pragma): Just deal with tokens.
11720 (readescape): Use ISXDIGIT and ISGRAPH.
11721 * c-parse.in: Add END_OF_LINE token.
11723 * c-lex.c (lang_init): Generalize.
11724 (nextchar): Remove. Replace uses with UNGETC.
11725 (skip_white_space): Handle linemode here. Optimize for cpplib.
11726 (skip_white_space_on_line): Remove.
11727 (extend_token_buffer_to): New fn.
11728 (extend_token_buffer): Use it.
11729 (read_line_number, check_newline): Just deal with tokens.
11730 (token_getch, token_put_back): New fns.
11731 (yylex): Use them. More cpplib optimizations. Simplify.
11733 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11734 Jason Merrill <jason@yorick.cygnus.com>
11736 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
11737 (consume_string): Make this smart about USE_CPPLIB.
11738 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
11739 (yylex): Rewrite to be intelligent about USE_CPPLIB.
11740 Also, clean up cases where we redundantly set token_buffer[0].
11741 (read_line_number): New fn.
11742 (ignore_escape_flag): New variable.
11744 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
11746 * a29k/t-a29kbare: Fix some comments.
11747 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
11748 (FPBIT, DPBIT): Define.
11749 * a29k/t-vx29k: Likewise.
11750 * arc/t-arc: Likewise.
11751 * arm/t-arm-elf: Likewise.
11752 * arm/t-bare: Likewise.
11753 * arm/t-pe: Likewise.
11754 * arm/t-pe-thumb: Likewise.
11755 * arm/t-semi: Likewise.
11756 * arm/t-thumb: Likewise.
11757 * arm/t-thumb-elf: Likewise.
11758 * arm/t-thumb-linux: Likewise.
11759 * h8300/t-h8300: Likewise.
11760 * i960/t-i960: Likewise.
11761 * i960/t-vxworks960: Likewise.
11762 * m32r/t-m32r: Likewise.
11763 * mips/t-ecoff: Likewise.
11764 * mips/t-elf: Likewise.
11765 * mips/t-r3900: Likewise.
11766 * pa/t-pro: Likewise.
11767 * rs6000/t-aix43: Likewise.
11768 * rs6000/t-beos: Likewise.
11769 * rs6000/t-newas: Likewise.
11770 * rs6000/t-ppccomm: Likewise.
11771 * rs6000/t-rs6000: Likewise.
11772 * rs6000/t-winnt: Likewise.
11773 * rs6000/t-xnewas: Likewise.
11774 * rs6000/t-xrs6000: Likewise.
11775 * sh/t-sh: Likewise.
11776 * sparc/t-elf: Likewise.
11777 * sparc/t-sparcbare: Likewise.
11778 * sparc/t-sparclite: Likewise.
11779 * sparc/t-splet: Likewise.
11780 * v850/t-v850: Likewise.
11781 * mn10200/t-mn10200: Fix comments.
11782 * mn10300/t-mn10300: Likewise.
11784 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
11785 dummy operand. Allocate a new pseudo for the dummy operand.
11786 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
11788 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
11790 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
11792 * configure: Rebuilt.
11793 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
11795 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
11797 * recog.c (preproces_constraints): Zero recog_op_alt before
11798 processing the constraints.
11800 * arm.c (typedef minipool_node): Renamed from pool_node.
11801 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
11802 (add_minipool_constant): New function.
11803 (dump_minipool): New function.
11804 (find_barrier): Remove special case for getting the insn size of
11805 an insn that references the constant pool.
11806 (minipool_fixup): New structure.
11807 (push_minipool_barrier): New function.
11808 (push_minipool_fix): New function.
11809 (note_invalid_constants): New function.
11810 (add_pool_constant, dump_table, fixit, broken_move): Delete.
11811 (arm_reorg): Rewrite code to fix up the constant pool into a
11812 series of mini-pools embedded in the insn stream.
11813 (arm_output_epilogue): New function, made mainly from the body
11814 of output_func_epilogue.
11815 (output_func_epilogue): Move insn generation part of epilogue code
11816 to arm_output_epilogue.
11817 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
11818 * arm.md (pool_range): New attribute.
11819 (zero_extendqidi2): Add attribute pool_range.
11820 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
11821 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
11822 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
11823 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
11824 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
11825 (epilogue): New expand.
11826 (epilogue_insn): New insn. Call arm_output_epilogue.
11828 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
11829 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
11831 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11833 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11835 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
11837 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
11839 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
11841 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
11843 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
11845 * global.c: Fix comment.
11847 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
11849 * gcc.c (access_check): New static function.
11850 (find_a_file): Use it when searching a directory list.
11851 * collect2.c (find_a_file): Don't accept directories found when
11852 searching a directory list.
11854 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
11856 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
11857 function parameters with `&'.
11858 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
11860 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
11862 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
11863 or tidy_fallthru_edge if the last insn in the block is not
11864 an unconditional jump or a simple conditional jump.
11866 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11868 * Makefile.in (c-decl.o): Depends on defaults.h.
11870 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
11872 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
11874 (CLASS_MAX_NREGS): Likewise.
11876 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
11878 * cse.c (cse_insn): Fix dumb thinko in last change.
11880 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11882 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
11885 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
11887 * dwarf2out.c (add_location_or_const_value_attribute): Correct
11888 test for sizes of passed and declared parameter types.
11890 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11892 * fixincludes: Fix the return type of bsearch, char* -> void*.
11894 * fixinc/inclhack.def: Likewise.
11896 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
11898 * invoke.texi (-fdump-translation-unit): New option.
11900 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
11902 * expr.h (PROMOTE_PROTOTYPES): Move ...
11903 * defaults.h: ... to here.
11904 * c-decl.c: Include defaults.h instead of expr.h.
11905 * c-typeck.c: Include defaults.h.
11907 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
11909 * toplev.h (errorcount): Declare.
11910 (warningcount): Likewise.
11911 (sorrycount): Likewise.
11912 * c-lex.c (errorcount): Don't declare.
11913 * dwarf2out.c (errorcount): Don't declare.
11915 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
11917 * config/libgloss.h: Add a note discouraging use with ELF.
11918 * configure.in: Don't use libgloss.h for ELF targets.
11919 Always use_collect2 on a.out targets.
11921 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
11923 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
11924 (force_to_mode, case ASHIFTRT): Add shiftrt label.
11926 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11928 * loop.c (strength_reduce): When doing biv->giv conversion, update
11929 reg note of NEXT->insn.
11931 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11933 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
11935 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11937 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
11938 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
11939 Ensure expr.h is included.
11940 * c-typecheck.c (convert_arguments): Ditto.
11942 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
11944 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
11945 * config/convex/convex.h: Ditto.
11946 * config/dsp16xx/dsp16xx.h: Ditto.
11947 * config/fx80/fx80.h: Ditto.
11948 * config/gmicro/gmicro.h: Ditto.
11949 * config/i370/i370.h: Ditto.
11950 * config/i386/i386.h: Ditto.
11951 * config/m32r/m32r.h: Ditto.
11952 * config/m68k/m68k.h: Ditto.
11953 * config/m88k/m88k.h: Ditto.
11954 * config/mips/mips.h: Ditto.
11955 * config/pa/pa.h: Ditto.
11956 * config/pyr/pyr.h: Ditto.
11957 * config/tahoe/tahoe.h: Ditto.
11958 * config/we32k/we32k.h: Ditto.
11960 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
11961 based on arch size.
11963 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
11965 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
11968 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
11970 1999-08-02 Richard Henderson <rth@cygnus.com>
11972 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
11973 for the register spill block.
11974 (m32r_va_arg): New.
11975 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
11976 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
11978 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
11979 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
11980 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
11982 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11984 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
11985 MAX_WCHAR_TYPE defined in sparc.h.
11986 * config/sparc/linuxaout.h: Likewise.
11987 * config/sparc/linux64.h: Likewise.
11988 Also default to -mvis if CPU is UltraSPARC.
11990 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11992 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
11993 (RTX_OK_FOR_OLO10): Likewise.
11994 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
11995 %lo(), allow it in addresses...
11996 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
11997 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
11998 does not make sense.
11999 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
12000 (sparc_output_scratch_registers): New function.
12001 (output_function_prologue, sparc_flat_output_function_prologue): Use
12003 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
12005 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
12006 * configure.in: Add check for .register pseudo-op support in as and
12007 check for offsetable %lo().
12008 * acconfig.h: Add templates for the above checks.
12009 * configure: Regenerate.
12011 1999-08-02 Richard Henderson <rth@cygnus.com>
12013 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
12014 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
12015 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
12017 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12019 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
12022 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
12024 * config/float-sparc.h: New file.
12025 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
12026 sparc-*-linux-gnu and sparc64-*-linux*.
12028 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12030 * rs6000.c (rs6000_va_list): Type is an array.
12031 (rs6000_va_start): Don't doubly adjust for varargs.
12032 (rs6000_va_arg): Evaluate long long GPR adjustment.
12034 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
12036 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
12037 -maix64 and -maix32.
12038 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
12039 LINK_SPEC): Change appropriately.
12040 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
12041 (u_short_cint_operand): Likewise.
12042 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
12044 * rs6000/t-aix43 (MULTILIB): Change to -m64.
12046 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
12048 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
12050 * rs6000/rs6000.c (num_insns_constant_wide): Correct
12051 for type promotion.
12052 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
12053 (non_add_cint_operand): Likewise.
12054 (logical_operand): Likewise.
12055 (non_logical_cint_operand): Likewise.
12056 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
12057 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
12058 (rs6000_select_rtx_section): Suppress warning.
12059 (small_data_operand): Suppress warning.
12060 (rs6000_got_register): Suppress warning.
12061 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
12062 type, so `J' is generally the wrong constraint for a SImode value;
12064 (andsi3_internal2): Likewise.
12065 (andsi3_internal3): Likewise.
12066 (iorsi3_internal1): Likewise.
12067 (xorsi3_internal1): Likewise.
12069 (movsf_softfloat): Likewise.
12070 (scc insns): Likewise.
12071 (movsi+2): Preserve sign bits of SImode constant.
12072 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
12073 (movdf+1): Sign-extend properly.
12074 (movdi_32+1): Sign-extend properly.
12075 (scc insns): Sign-extend properly.
12077 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
12080 1999-08-02 Richard Henderson <rth@cygnus.com>
12082 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
12083 -mcpu parsing code.
12084 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
12085 * alpha.md (all fp insns): Likewise.
12087 1999-08-02 Nick Clifton <nickc@cygnus.com>
12089 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
12092 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
12094 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
12095 pic_load_label generator directly.
12096 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
12097 No longer a named pattern.
12099 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
12101 * explow.c (force_reg): Call force_operand if X does not
12102 satisfy general_operand.
12104 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
12106 * fix-header.c (main): When testing for CONTINUED, use string
12107 equality, not pointer equality.
12109 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
12111 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
12113 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
12115 * cse.c (cse_insn): Fix loop which deletes insns after a jump
12116 that has become an unconditional jump.
12118 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
12119 (output_function_epilogue): Similarly.
12121 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12123 * tree.h (init_dummy_function_start): Declare.
12125 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12127 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
12128 last_expr_type, last_expr_value, block_start_count, block_stack,
12129 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
12130 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
12131 dynamically in stmt elt of struct function for each function.
12132 (struct nesting): Rename function_call_count elt to n_function_calls,
12133 target_temp_slot_level to block_target_temp_slot_level. All users
12135 (struct stmt_status): New structure definition.
12136 Add many accessor macros for stmt_status elements which previously
12137 were global variables.
12138 (init_stmt_for_function): Allocate stmt elt for current_function.
12139 Reflect that block_start_count was renamed to
12140 current_block_start_count.
12141 (save_stmt_status, restore_stmt_status): Delete functions.
12142 (preserve_subexpressions_p): Don't access loop_stack when outside
12144 (expand_start_bindings): Reflect that block_start_count was renamed to
12145 current_block_start_count.
12146 (expand_fixup): Likewise.
12147 (expand_decl): Don't access block_stack when outside a function.
12148 (expand_decl_cleanup): Likewise.
12149 (expand_dcc_cleanup): Likewise.
12150 (expand_dhc_cleanup): Likewise.
12151 (expand_anon_union_decl): Likewise.
12152 (set_file_and_line_for_stmt): New function.
12153 (in_control_zone_p): New function.
12155 * function.h (struct function): Add new elt stmt.
12156 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
12157 case_stack, nesting_stack, nesting_depth, block_start_count,
12158 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
12159 emit_lineno, goto_fixup_chain.
12160 (save_eh_status, restore_eh_status, save_stmt_status,
12161 restore_stmt_status): Delete declarations.
12162 * function.c (push_function_context_to): Don't call save_stmt_status.
12163 (pop_function_context_to): Don't call restore_stmt_status.
12164 * tree.h (in_control_zone_p): Declare.
12165 * rtl.h (set_file_and_line_for_stmt): Declare.
12167 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
12168 call set_file_and_line_for_stmt.
12170 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
12172 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
12173 Also update copyright.
12175 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12177 * c-pragma.c: Don't include "except.h".
12178 * emit-rtl.c: Likewise.
12179 * stor-layout.c: Likewise.
12180 * tree.c: Likewise.
12181 * varasm.c: Likewise.
12183 * flow.c: Include "function.h".
12184 * tree.h (init_dummy_function_start): Declare new function.
12186 * except.h (struct eh_status): New structure.
12187 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
12189 (eh_return_stub_label, ehstack, catchstack, ehqueue,
12190 catch_clauses, false_label_stack, caught_return_label_stack,
12191 protect_list, current_function_ehc): Add accessor macros for the
12192 corresponding fields in current_function->eh; delete declarations
12193 for all items that used to be declared here.
12194 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
12195 catch_clauses, false_label_stack, caught_return_label_stack,
12196 protect_list, current_function_ehc): Delete variables.
12197 (init_eh_for_function): Allocate current_function->eh.
12198 (save_eh_status, restore_eh_status): Delete functions.
12200 * function.h (struct function): Add fields next_global and eh.
12201 Delete all exception handling related fields.
12202 * function.c (current_function): New variable.
12203 (all_functions): New variable.
12204 (push_function_context_to): Don't allocate a struct function,
12205 use current_function instead. Call init_dummy_function_start when
12206 outside a function. Clear current_function before returning.
12207 (pop_function_context_from): Restore current_function.
12208 Don't free the restored struct function.
12209 (prepare_function_start): New function.
12210 (init_dummy_function_start): New function.
12211 (init_function_start): Break out some code into prepare_function_start
12214 * stmt.c (save_stmt_status): Don't call save_eh_status.
12215 (restore_stmt_status): Don't call restore_eh_status.
12217 * Makefile.in: Update dependencies.
12219 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
12221 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
12222 of depending on a magic constant value. Update comments.
12223 (hppa_expand_prologue): Similarly.
12225 * pa.md (reload_indi, reload_outdi): Allow any register for the
12226 original reload register.
12228 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
12230 * cccp.c (print_help): Change marcos to macros.
12232 1999-07-30 Richard Henderson <rth@cygnus.com>
12234 * c-typeck.c (initializer_constant_valid_p): Move ...
12235 * c-common.c (initializer_constant_valid_p): ... here. Use
12236 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
12237 of label addresses.
12238 * c-common.h (initializer_constant_valid_p): Declare.
12239 * c-tree.h (initializer_constant_valid_p): Remove.
12241 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
12243 * config/i386/sol2-c1.asm: Align the stack.
12244 * config/i386/sol2-gc1.asm: Likewise.
12246 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
12248 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
12249 -Asparclite for sparc86x.
12250 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
12252 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
12254 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
12256 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
12257 the user if using the non-default arch size in BI_ARCH configuration.
12258 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
12260 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
12261 Fix patterns so that they actually match.
12262 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
12263 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
12264 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
12266 (mulsidi3): Reflect this in the expand.
12267 (smulsi3_highpart): Only on TARGET_ARCH32.
12268 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
12269 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
12270 (umulsidi3): Reflect this in the expand.
12271 (umulsi3_highpart): Only on TARGET_ARCH32.
12272 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
12273 don't require g0 to be zero.
12274 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
12275 ({,u}divsi3): New expands.
12276 ({,u}divsi3_sp64): New patterns.
12277 (after lshrdi3_v8plus): Four new patterns to help combiner
12278 optimizing nested mixed mode shifts.
12280 * config/sparc/sparc.c (sparc_override_options): Use deprecated
12281 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
12282 speed things up. Don't use them by default on plain v9 in 64bit
12283 mode, according to what SPAMv9 sais.
12285 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
12286 top 32 bits of %[og][0-7] in signal handlers.
12287 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
12289 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
12291 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
12292 (ashlsi3): Corresponding changes.
12294 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
12296 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
12298 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
12300 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12302 * arm.h (Hint): Delete macro.
12303 Substitute HOST_WIDE_INT for Hint in some prototypes.
12304 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
12306 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
12308 * builtins.c (expand_builtin_setjmp): Use force_operand to
12309 make sure that the buffer address is in a suitable form to be
12310 passed to force_reg.
12312 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
12314 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
12317 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
12319 * pa.md (indirect_jump): Remove mode from match_operand. Verify
12320 proper mode in the condition string.
12321 (icacheflush, dcacheflush): Remove modes from match_operands.
12323 * pa.c (emit_move_sequence): Always convert scratch_reg to the
12324 proper mode before using it.
12326 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
12329 * pa.c (store_reg): Do not call add_high_const generator directly.
12330 (load_reg, set_reg_plus_d): Likewise.
12331 * pa.md (add_high_const): No longer a named pattern.
12333 * pa.c (legitimize_address): Consistently use Pmode rather than
12334 SImode. Do not call gen_pic2_highpart directly anymore.
12335 * pa.md (pic2_highpart): No longer a named pattern.
12336 (pic2_lo_sum): Similarly. Reformat to make more readable.
12338 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
12343 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12345 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
12347 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
12349 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
12350 and tag the spill mems.
12351 (hppa_va_start): New.
12352 (hppa_va_arg): New.
12353 * pa.h (EXPAND_BUILTIN_VA_START): New.
12354 (EXPAND_BUILTIN_VA_ARG): New.
12356 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
12358 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
12359 and tag the spill mems.
12360 (mn10300_va_start): New.
12361 (mn10300_va_arg): New.
12362 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
12363 (EXPAND_BUILTIN_VA_ARG): New.
12365 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
12367 * mn10200.c (mn10200_va_arg): New.
12368 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
12370 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
12372 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
12373 rather than play with TREE_INT_CST_LOW.
12375 1999-07-27 Philip Blundell <pb@nexus.co.uk>
12377 * config/arm/telf.h: Include dbxelf.h.
12378 (CPP_PREDEFINES): Only define if not already defined.
12379 (ASM_IDENTIFY_GCC): Likewise.
12380 (SUBTARGET_EXTRA_SECTIONS): Likewise.
12381 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
12382 * config/arm/thumb.h (LINK_SPEC): Only define if not already
12384 (DBX_DEBUGGING_INFO): Don't define.
12385 * config/arm/linux-telf.h: New file.
12386 * config/arm/linux-tgas.h: New file.
12387 * config/arm/t-thumb-linux: New file.
12388 * config/arm/uclinux-elf.h: New file.
12389 * config/arm/uclinux-telf.h: New file.
12390 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
12391 thumb-*-uclinux): New targets.
12392 * configure: Regenerate.
12394 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
12396 * pa.md (post_store, pre_load): New expanders.
12397 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
12398 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
12399 need to directly generate RTL for them.
12400 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
12403 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
12405 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
12406 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
12407 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
12408 (secndary_reload_class): Make TARGET_ELF conditional compile.
12409 (print_operand_address): Similar.
12410 (output_toc): Print all values as hex.
12411 (get_issue_rate): Rearrange and add RS64A and PPC630.
12412 * rs6000.h (processor_type): Add RS64A and PPC630.
12413 (PROCESSOR_POWERPC64): New.
12414 (PROMOTE_MODE): Use word_mode.
12415 (RTX_COSTS): Add RS64A and PPC630.
12416 * rs6000.md (scheduling information): Add lmul and ldiv
12417 representing 64-bit integer multiply and divide. Add rs64a and
12418 PPC630 information.
12419 (ashldi3): Add support for "rldic" instruction.
12420 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
12422 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
12424 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
12425 instead of V8 for sparclite86x in cpu_table.
12427 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12429 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
12430 output_file_directive.
12432 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
12434 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
12435 tree for op1, not the rtl.
12437 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
12439 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
12440 to m88k_va_start, leaving only the register spill.
12441 (m88k_build_va_list): New.
12442 (m88k_va_start): New.
12443 (m88k_va_arg): New.
12444 * m88k.h (BUILD_VA_LIST_TYPE): New.
12445 (EXPAND_BUILTIN_VA_START): New.
12446 (EXPAND_BUILTIN_VA_ARG): New.
12448 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
12450 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
12451 Rename from expand_builtin_saveregs.
12452 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
12454 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
12456 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
12457 for the register spill block.
12458 (i960_build_va_list): New.
12459 (i960_va_start): New.
12460 (i960_va_arg): New.
12461 * i960.h (BUILD_VA_LIST_TYPE): New.
12462 (EXPAND_BUILTIN_VA_START): New.
12463 (EXPAND_BUILTIN_VA_ARG): New.
12464 * i960.md (store_multiple): Use change_address on individul mems.
12466 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
12468 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
12470 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
12471 (expand_builtin_va_end): Evaluate arg for side effects.
12472 * c-common.c (c_common_nodes_and_builtins): Construct a
12473 va_list_arg_type_node to handle array decomposition to pointer.
12475 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
12477 * except.c (start_dynamic_cleanup): Use force_operand on the
12480 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
12482 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
12483 * c4x.c (c4x_va_arg): New.
12485 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
12487 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
12488 has manual_pop set.
12490 1999-07-26 Nathan Sidwell <nathan@acm.org>
12492 * eh-common.h (__eh_matcher): Prototype correctly.
12494 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
12496 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
12497 (TARGET_SINGLE_PIC_BASE): Likewise.
12498 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
12500 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
12501 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
12502 (TARGET_OPTIONS): Add -mpic-register=N.
12503 (OUTPUT_INT_ADDR_CONST): New macro.
12504 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
12505 LEGITIMATE_PIC_OPERAND_P): Likewise.
12506 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
12507 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
12508 output_addr_const directly.
12509 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
12511 (thumb_pic_register, thumb_pic_register_string): Declare.
12513 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
12515 (label_mentioned_p): New function: Imported from arm.c.
12516 (legitimize_pic_address): New function: Imported from arm.c.
12517 (is_pic):New function: Imported from arm.c.
12518 (thumb_finalize_pic):New function: Imported from arm.c.
12519 (add_constant): Cope with PIC constants.
12520 (fixit): Cope with PIC constants.
12521 (output_return): Do not treat the PIC register as live if
12522 TARGET_SINGLE_PIC_BASE is true.
12523 (thumb_function_prologue): Do not treat the PIC register as live if
12524 TARGET_SINGLE_PIC_BASE is true.
12525 (thumb_expand_prologue): Do not treat the PIC register as live if
12526 TARGET_SINGLE_PIC_BASE is true.
12527 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
12528 TARGET_SINGLE_PIC_BASE is true.
12529 (thumb_print_operand): Accept '|'.
12530 (thumb_override_options): Process PIC options.
12532 * config/arm/thumb.md (movsi): Support PIC.
12533 (call_insn): Change "i" constraint to "X".
12534 (call_value_insn): Likewise.
12535 (consttable_4, consttable_8, consttable_end): Set and clear
12536 "making_const_table" as appropriate.
12537 (pic_load_addr, pic_add_dot_plus_four): New insns.
12539 * invoke.texi (Thumb Options): Fix spelling. Document new
12540 options -msingle-pic-base and -mpic-register=.
12542 1999-07-26 Andrew Haley <aph@cygnus.com>
12544 * config/m32r/initfini.c (__init): Use a full word immediate for
12545 __fini: this allows it to be placed in any memory region.
12547 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
12548 -mmodel=medium. This is OK for all memory models.
12550 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
12552 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
12553 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
12555 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
12557 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
12560 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
12562 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
12564 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
12565 (BUILD_VA_LIST_TYPE): New.
12566 (EXPAND_BUILTIN_VA_START): New.
12567 (EXPAND_BUILTIN_VA_ARG): New.
12568 * i860.c (output_delayed_branch): Disable.
12569 (output_delay_insn): Likewise.
12570 (i860_saveregs): New.
12571 (i860_build_va_list): New.
12572 (i860_va_start): New.
12573 (i860_va_arg): New.
12574 * i860.md: Disable all peepholes using output_delayed_branch.
12575 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
12577 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
12579 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
12580 (BUILD_VA_LIST_TYPE): New.
12581 (EXPAND_BUILTIN_VA_START): New.
12582 (EXPAND_BUILTIN_VA_ARG): New.
12583 * clipper.c (clipper_builtin_saveregs): Only dump registers.
12584 Return the address of the save area.
12585 (clipper_build_va_list): New.
12586 (clipper_va_start): New.
12587 (clipper_va_arg): New.
12589 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
12591 * arc.h (EXPAND_BUILTIN_VA_START): New.
12592 (EXPAND_BUILTIN_VA_ARG): New.
12593 * arc.c (arc_setup_incoming_varargs): Set alias set of
12595 (arc_va_start): New.
12598 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
12600 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
12601 (BUILD_VA_LIST_TYPE): New.
12602 (EXPAND_BUILTIN_VA_START): New.
12603 (EXPAND_BUILTIN_VA_ARG): New.
12604 * alpha.c (alpha_builtin_saveregs): Delete.
12605 (alpha_build_va_list): New.
12606 (alpha_va_start): New.
12607 (alpha_va_arg): New.
12609 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
12611 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
12613 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
12614 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
12616 * gcc.texi: More changes related to list conversion.
12617 * invoke.texi: Likewise.
12619 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
12621 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
12622 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
12623 (expand_builtin_next_arg): Accept ARGLIST not EXP.
12624 (stabilize_va_list): New function.
12625 (std_expand_builtin_va_start): New function.
12626 (expand_builtin_va_start): New function.
12627 (get_varargs_alias_set): New function.
12628 (std_expand_builtin_va_arg): New function.
12629 (expand_builtin_va_arg): New function.
12630 (expand_builtin_va_end): New function.
12631 (expand_builtin_va_copy): New function.
12632 (expand_builtin): Call them.
12633 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
12634 __builtin_{varargs_start,stdarg_start,end,copy}.
12635 (build_va_arg): New function.
12636 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
12637 (build_va_arg): Declare.
12638 * c-decl.c (ptr_type_node, va_list_type_node): New.
12639 * c-parse.gperf (__builtin_va_arg): New.
12640 * c-parse.in (VA_ARG): New token.
12641 (unary_expr): Recognize it.
12642 * expr.c (expand_expr): Expand VA_ARG_EXPR.
12643 * expr.h (std_expand_builtin_va_start): Declare.
12644 (std_expand_builtin_va_arg): Declare.
12645 (expand_builtin_va_arg): Declare.
12646 (get_varargs_alias_set): Declare.
12647 * tree.def (VA_ARG_EXPR): New.
12648 * tree.h (BUILT_IN_VARARGS_START): New.
12649 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
12650 (ptr_type_node, va_list_type_node): Declare.
12651 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
12652 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
12653 * m88k.h, m88k.c: Likewise.
12654 * mn10300.h, mn10300.c: Likewise.
12655 * pa.h, pa.c: Likewise.
12656 * rs6000.h, rs6000.c: Likewise.
12657 * sh.h, sh.c: Likewise.
12658 * sparc.h, sparc.c: Likewise.
12660 * emit-rtl.c (operand_subword): Copy alias set.
12661 (change_address): Likewise.
12663 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
12665 * pa.c (compute_frame_size): Scan all the used callee saved registers,
12666 not just the first one.
12668 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
12670 * config/arm/arm.h (TARGET_SWITCHES): Add
12671 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
12672 (TARGET_OPTIONS): Add -mpic-register=.
12673 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
12674 (arm_pic_register_string): Declare.
12675 (NEED_PLT_GOT): Delete, replace with ...
12676 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
12677 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
12678 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
12679 * config/arm/arm.c (arm_override_options): Add new option
12681 (arm_pic_register_string): New variable.
12682 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
12683 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
12684 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
12685 (output_return_instruction): Likewise.
12686 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
12687 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
12688 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
12690 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
12691 mention of -msched-prolog. Document new options -msingle-pic-base
12692 and -mpic-register=.
12694 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
12696 * haifa-sched.c (reemit_notes): Tidy.
12697 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
12700 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
12702 * explow.c (trunc_int_for_mode): New function.
12703 (plus_constant_wide): Use it.
12704 * combine.c (simplify_and_const_int): Likewise.
12705 (merge_outer_ops): Likewise.
12706 (simplify_shift_const): Likewise.
12707 * cse.c (simplify_unary_operation): Likewise.
12708 (simplify_binary_operation): Likewise.
12709 * emit-rtl.c (operand_subword): Likewise.
12710 * rtl.h: Declare it.
12712 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12714 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
12715 (use NUM_REGS instead of NUM_INTS).
12717 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12719 * builtins.c: New file.
12720 * expr.c (saveregs_value, apply_args_value): Delete definition,
12721 moved into builtins.c.
12722 (string_constant): No longer static.
12723 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
12724 apply_args_size, apply_result_size, result_vector,
12725 expand_builtin_apply_args, expand_builtin_apply,
12726 expand_builtin_return): Delete functions, moved into builtins.c.
12727 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
12728 * expr.h (saveregs_value, apply_args_value): Declare variables.
12729 (expand_builtin, string_constant): Declare functions.
12730 * Makefile.in: Update to build builtin.o.
12732 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
12734 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
12735 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
12736 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
12737 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
12739 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
12742 1999-07-21 Michael Meissner <meissner@cygnus.com>
12744 * print-rtl.c (print_rtx): Print the names of the virtual
12747 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
12749 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
12750 introduced in previous delta.
12752 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12754 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
12755 to avoid name clash.
12757 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12759 * c-lex.c (yylex) : Correct the test for overflow when lexing
12762 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
12764 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
12765 (adjust_priority): Always call ADJUST_PRIORITY.
12766 (schedule_insn): Only put insns into the ready at cost 0.
12767 (schedule_block): Remove redundant initial sort. Give clock_var
12768 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
12770 * tm.texi (MD_SCHED_REORDER): Update docs.
12772 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
12773 * sparc.c (ultra_reorder_called_this_block): Delete.
12774 (ultrasparc_sched_init): Don't set it.
12775 (ultrasparc_sched_reorder): Don't check it.
12777 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
12779 * rs6000.h (struct rs6000_args): Add sysv_gregno.
12780 * rs6000.c (init_cumulative_args): Init sysv_gregno.
12781 (function_arg_boundary): Align DFmode.
12782 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
12783 to get fp reg and stack overflow correct.
12784 (function_arg): Likewise.
12785 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
12786 (setup_incoming_varargs): Restructure for ABI_V4; use
12787 function_arg_advance to skip final named argument.
12788 (expand_builtin_saveregs): Properly unskip the last integer arg
12789 when doing varargs. Adjust overflow location calculation.
12791 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
12792 explicitly unsigned.
12793 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
12794 (__VA_GP_REGSAVE): Similarly.
12795 (__va_longlong_p): Delete.
12796 (__va_arg_type_violation): New declaration.
12797 (va_arg): Restructure. Flag promotion errors. Align double.
12798 TFmode passed by reference.
12800 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
12801 in the HOST_BITS_PER_WIDE_INT > 32 case.
12803 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
12805 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
12807 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
12809 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
12810 * toplev.c (documented_lang_options): Add -fpreprocessed.
12811 * cpplib.h (struct cpp_buffer): Add preprocessed.
12812 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
12813 (cpp_start_read): Don't expand macros or emit an initial #line
12814 directive if -fpreprocessed.
12816 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12818 * cpplib.h (struct cpp_buffer): Added manual_pop for
12819 better C++ tokenization.
12820 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
12821 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
12822 * c-common.c (cpp_token): Make non-static.
12824 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12826 * c-common.h: New file.
12827 * c-common.c (permanent_obstack): Delete unused declaration.
12828 (c_global_trees): New array.
12829 (c_common_nodes_and_builtins): New function; split off common code
12830 from init_decl_processing in both c-decl.c and cp/decl.c.
12831 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
12832 c_global_trees and accessor macros defined in c-common.h.
12833 Include c-common.h.
12834 * c-decl.c: Delete definitions for tree nodes that were replaced by
12836 (init_decl_processing): Build void_list_node.
12837 Call c_common_nodes_and_builtins; delete code to generate the common
12839 * objc/objc-act.c (build_module_descriptor): Rename variable
12840 void_list_node to avoid clash with c-common.h.
12842 * Makefile.in: Update dependencies.
12843 * objc/Make-lang.in: Likewise.
12845 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
12847 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
12848 (UNIQUE_SECTION_P): Likewise.
12849 (UNIQUE_SECTION): Likewise.
12851 1999-07-19 Linas Vepstas <linas@linas.org>
12853 * config/i370/README: New file.
12854 * config/i370/linux.h: New file.
12855 * config/i370/mvs.h: New file.
12856 * config/i370/oe.h: New file.
12857 * config/i370/t-linux: New file.
12858 * config/i370/t-mvs: New file.
12859 * config/i370/t-oe: New file.
12860 * config/i370/x-oe: New file.
12861 * config/i370/xm-linux.h: New file.
12862 * config/i370/xm-mvs.h: New file.
12863 * config/i370/xm-oe.h: New file.
12865 * i370.c (label_node_t): Add first_ref_page, label_addr,
12866 label_first_ref, label_last_ref members.
12867 (mvs_need_base_reload): Renamed from mvs_label_emitted.
12868 (MAX_MVS_LABEL_SIZE): Define.
12869 (MAX_LONG_LABEL_SIZE): Define.
12870 (alias_node_t, alias_anchor, alias_number): New.
12871 (mvs_function_table): Reorder for EBCDIC.
12872 (ascebc, ebcasc): Unconditionally define.
12873 (i370_branch_dest, i370_branch_length): New functions.
12874 (i370_short_branch, i370_label_scan): New functions.
12875 (mvs_get_label): Renamed from mvs_add_label. Search for
12876 an existing label before creating a new one.
12877 (mvs_add_label): New function.
12878 (mvs_get_label_page): New function.
12879 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
12880 over the entire list.
12881 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
12882 (mvs_check_page) [TARGET_ELF_ABI]: New function.
12883 (mvs_add_alias, mvs_need_alias): New functions.
12884 (mvs_get_alias, mvs_check_alias): New functions.
12885 (handle_pragma): New function.
12886 (mvs_function_check): New function.
12887 (unsigned_jump_follows_p): Search harder.
12888 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
12889 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
12890 * i370.h (TARGET_VERSION): Delete.
12891 (CPP_SPEC, CPP_PREDEFINES): Delete.
12892 (mvs_label_emitted): Delete.
12893 (TARGET_EBCDIC): Delete.
12894 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
12895 (HANDLE_PRAGMA): Define.
12896 (HARD_REGNO_NREGS): Handle complex modes.
12897 (HARD_REGNO_MODE_OK): Likewise.
12898 (CLASS_MAX_NREGS): Likewise.
12899 (RET_REG): Likewise.
12900 (EXTRA_CONSTRAINT): Define.
12901 (RETURN_IN_MEMORY): True for DImode.
12902 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
12903 (FUNCTION_PROFILER): Delete.
12904 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
12905 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
12906 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
12907 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
12908 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
12909 (ASM_FILE_START): Add "RMODE ANY".
12910 (ASM_OUTPUT_EXTERNAL): Check for aliases.
12911 (ASM_GLOBALIZE_LABEL): Likewise.
12912 (ASM_OUTPUT_LABELREF): Likewise.
12913 (ASM_OUTPUT_COMMON): Likewise.
12914 (PRINT_OPERAND): Handle 'K', 'W', default.
12915 (PRINT_OPERAND_ADDRESS): New.
12916 (Lots of defines): Add support for TARGET_ELF_ABI.
12917 * i370.md (attr length): New. Define for all patterns.
12918 (*): Lots of tweeks to assembly output and constraints.
12920 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
12922 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
12923 Disable patterns performing SImode comparisons with SImode values
12924 if TARGET_POWERPC64 and instruction does not sign-extend or does
12925 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
12926 differ for signed quantities.
12927 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
12928 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
12929 (decrement_and_branch_on_count): Add 64-bit variant.
12931 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12933 * final.c (output_asm_insn): When searching for the matching string
12934 for a given dialect, don't run past the end of the list of
12935 alternatives if there are fewer alternatives in the template than
12938 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
12940 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
12941 Removed paragraph about compression of files and size limitation,
12942 duplicated in the FAQ. Use gcc-patches for posting patches.
12943 * gcc.c (main): Updated URL with bug reporting instructions to
12944 gcc.gnu.org. Removed e-mail address.
12945 * system.h (abort): Likewise.
12947 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12949 * Makefile.in (stmp-multilib-sub): Make the files extracted
12950 from $(LIBGCC1) writable.
12952 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
12954 * config/arm/aout.h: Reformat for improved readability.
12956 * config/arm/arm.h: Reformat for improved readability.
12957 Replace uses of fprintf with asm_fprintf where appropriate.
12958 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
12959 function declaration assembler actions.
12960 (NUM_INTS): New macro: Convert from bytes to words.
12961 (NUM_REGS): New macro: Compute number of registers required to
12962 hold a quanitity of tyep MODE.
12963 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
12965 (NUM_ARG_REGS): New macro: The number of argument registers
12967 (ARG_REGISTER): New macro: Compute the register number of the Nth
12969 (LAST_ARG_REGNUM): New macro: The number of the last argument
12971 (SP_REGNUM): New macro: Register number of the stack pointer.
12972 (FP_REGNUM): New macro: Register number of the frame pointer.
12973 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
12974 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
12975 CUMULATIVE_ARGS so that it counts registers not bytes.
12977 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
12979 Replace uses of fprintf with asm_fprintf where appropriate.
12980 (output_ascii_pseudo_op): Replace with version from thumb.c
12982 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
12984 * config/arm/elf.h (CPP_PREDEFINES): Replace with
12985 SUBTARGET_CPP_SPEC.
12986 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
12987 (ASM_FILE_START): Emit ASM_APP_OFF.
12989 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
12991 * pa.c (compute_frame_size): Round frame according to
12992 STACK_BOUNDARY rather than a hardwired value.
12994 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
12996 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
12998 * configure: Rebuilt.
13000 * configure.in (hppa*-*-linux*): New configuration.
13001 * configure: Rebuilt.
13002 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
13003 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
13004 * pa/pa-linux.h: New file.
13005 * pa/t-linux: New file.
13006 * pa/xm-linux.h: New file.
13008 * pa.c (hppa_legitimize_address): Change references from SImode to
13009 either Pmode or word_mode as appropriate.
13010 (emit_move_sequence, store_reg, load_reg): Likewise.
13011 (set_reg_plus_d, hppa_expand_prologue): Likewise.
13012 (output_mul_insn): Likewise.
13013 * pa.h (PROMOTE_MODE): Likewise.
13014 (INITIALZE_TRAMPOLINE): Likewise.
13015 (Pmode): Define to word_mode.
13017 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
13018 value of 4. Allocate 8 bytes for each FP register save.
13019 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
13021 (hppa_expand_prologue): Likewise.
13022 * pa.h (PROMOTE_MODE): Likewise.
13023 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
13024 (FUNCTION_ARG_BOUNDARY): Likewise.
13026 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
13028 * pa.c (out_of_line_prologue_epilogue): Delete.
13029 (override_options): Remove -mspace related code.
13030 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
13031 (compute_frame_size): Only allocate space for register that
13032 actually need to be saved.
13033 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
13034 (TARGET_SWITCHES): Remove -mspace, -mno-space
13035 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
13036 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
13037 * pa/ee.asm, pa/ee_fp.asm: Delete.
13039 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
13041 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
13042 directive in column zero.
13044 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
13046 * m68k.c (output_function_prologue): Fix computation of save mask
13047 when generating PIC code.
13049 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
13051 * tree.c (build_type_attribute_variant): Move current_obstack restore
13052 after build_qualified_type call.
13054 1999-07-15 Mark Mitchell <mark@codesourcery.com>
13056 * configure.in: Use t-iris6, even with GNU LD.
13057 * config/mips/iris6gld.h: Fix typo in linker spec.
13058 * config/mips/t-iris6gld: Remove.
13060 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
13062 * rs6000.md (insv, extzv): Remove SImode dependence in named
13063 patterns. Explicitly generate DImode RTL if PowerPC64 and
13065 (insvdi): Reverse start and size in instruction template.
13067 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
13069 * invoke.texi: Typo fixes.
13071 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
13073 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
13074 handle at this time instead of silently generating incorrect code.
13075 (gen_imagpart): Likewise.
13077 * reload.c (find_reloads): Emit a USE for a pseudo register without
13078 a hard register if we could not create an optional reload for the
13081 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13083 * c-typeck.c (output_init_element, process_init_element):
13084 When advancing constructor_unfilled_fields for a RECORD_TYPE,
13085 check for nameless bit fields.
13087 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
13089 * regclass.c (scan_one_insn): Notice subregs that change the
13090 size of their operand.
13091 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
13093 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
13095 * configure.in (alpha*-*-*): Include alpha/t-ieee.
13096 * configure: Rebuilt.
13097 * alpha/t-ieee: New file.
13099 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
13101 * rs6000.c (find_addr_reg): Do not select r0 as an address
13104 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
13106 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
13108 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
13110 * rs6000.md (movsf): Do not force easy FP constants into memory.
13112 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
13113 immed_double_const to ensure they are properly truncated then
13116 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13118 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
13119 always unless NO_DEBUG is used. Compile this code
13121 (replace_symbols_in_block): Compile it unconditionally.
13123 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
13125 * configure.in (i?86-*-elf*): New target.
13126 * configure: Rebuilt.
13127 * i386/i386elf.h, i386/t-i386elf: New files.
13129 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13131 * toplev.c (main): Don't complain about saying -gdwarf.
13132 (rest_of_compilation): Remove redundant code.
13134 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
13136 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
13138 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
13140 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
13141 "Li960R:", to avoid name clash.
13143 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13145 * loop.c (check_dbra_loop): When reversing a loop, delete all
13146 REG_EQUAL notes referencing the reversed biv except those which are
13147 for a giv based on it.
13149 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
13151 * version.c: Drop "gcc-" prefix from version #.
13153 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
13155 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
13156 the label if we're being verbose.
13158 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
13160 * m68k.c (output_function_prologue): Add pic register to mask
13161 if live and flag_pic.
13162 (output_function_epilogue): Likewise.
13164 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
13166 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
13167 directives in column zero.
13169 * pa/elf.h (ASM_FILE_START): Define.
13170 * pa/som.h (ASM_FILE_START): Include .level directives.
13171 * pa/hpux10.h (ASM_FILE_START): Delete.
13172 * pa/hpux11.h (ASM_FILE_START): Delete.
13174 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
13176 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13178 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
13179 when reload_out equals reload_in.
13181 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
13183 * invoke.texi (Spec Files): New node: Describe the contents of
13186 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
13188 * invoke.texi (DEC Alpha Options): Put @end table at
13189 beginning of line, to avoid confusing texi2html.
13191 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
13193 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
13194 introduced in previous delta.
13196 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13198 * reload1.c (gen_reload): When synthesizing a 3 operand add
13199 sequence, improve test for when to reload OP1 into the reload
13200 register instead of OP0.
13202 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
13204 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
13206 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
13208 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
13211 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
13213 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
13214 (va_dcl): Use __builtin_va_alist_t.
13216 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
13218 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
13219 on the permanent_obstack.
13220 * dwarfout.c (output_type): Likewise.
13222 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
13224 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13225 Merged from c-typeck.c and cp/typeck.c.
13226 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13227 Merged into c-common.
13229 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
13231 * c-lex.c (errorcount): Declare it.
13232 (finish_parse): Update errorcount when using CPPLIB.
13234 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
13236 * fixinc/inclhack.def(end_else_label): Double the backslash so
13237 sed gets a chance to see it.
13238 * fixinc/inclhack.sh: regen
13239 * fixinc/fixincl.x: regen
13241 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
13243 Add framework to support armv5 architecture when it becomes
13246 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
13247 (arm_arch5): New variable.
13248 (all_architectures): Add armv5 line.
13249 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
13250 -march=armv5 is specified on the command line.
13251 (arm_arch5): Export this variable.
13252 * invoke.texi: Document new string accepted by -march= switch for
13255 * config/arm/arm.h: Replace use of constant 12 as a register
13256 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13257 * config/arm/arm.c: Replace use of constant 12 as a register
13258 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13260 * config/arm/elf.h: Tidy up.
13261 * config/arm/coff.h: Tidy up.
13263 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
13265 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
13266 * gcc/config/mips/t-iris6gld: New file.
13267 * gcc/config/mips/iris6gld.h: Likewise.
13269 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
13271 * c-decl.c (widest_integer_literal_type_node,
13272 widest_unsigned_literal_type) : New.
13273 (init_decl_processing): Handle/use the two new types.
13274 * c-common.c (type_for_size,type_for_mode) : Same.
13275 * c-lex.c (yylex) : Same.
13276 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13278 * c-tree.h (widest_integer_literal_type_node,
13279 widest_unsigned_literal_type) : New.
13281 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
13283 * dwarfout.c (field_byte_offset): Correctly compute the object's
13284 byte offset for the first bit of a field which crosses an alignment
13285 boundary on a !BYTES_BIG_ENDIAN target.
13287 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
13289 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
13292 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
13293 Jeff Law <law@cygnus.com>
13295 * ginclude/varargs.h (va_dcl): Use word_mode for type of
13298 * except.c: Include intl.h.
13299 (expand_eh_return): Set current_function_cannot_inline.
13300 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
13301 * function.h (struct function): Add eh_return_stub_label.
13302 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
13303 * Makefile.in (except.o): Depend on intl.h.
13305 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
13307 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
13308 same as offsettable in cases 1 and 2.
13310 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
13312 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
13313 (extlh, extwh): Likewise.
13315 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
13317 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
13319 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
13321 * configure.in: Add arm-pe and thumb-pe targets.
13322 * configure: Regenerate.
13324 * thumb.c (arm_naked_function_p): New function: Determines if
13325 a function is naked (has no gcc generated prologue/epilogue).
13326 (is_called_in_ARM_mode): Return true if the func has the
13327 interfacearm attribute.
13328 (output_return): Do not generate a return for naked functions.
13329 (thumb_function_prologue): Do not generate a prologue for
13331 (thumb_expand_prologue): Do not generate a prologue for naked
13333 (thumb_expand_epilogue): Do not generate an epilogue for naked
13335 (arm_valid_machine_decl_attribute): New function, copied from
13336 arm.c: Permit naked and interfacearm attributes.
13338 * config/arm/pe.c: New file: Support code for arm-pe target.
13339 * config/arm/pe.h: New file: Header file for arm-pe target.
13340 * config/arm/tpe.h: New file: Header file for thumb-pe target.
13341 * config/arm/t-thumb-pe: New file: Makefile fragment for
13344 1999-07-01 Mark Kettenis <kettenis@gnu.org>
13346 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
13347 -fPIC or -fpic is specified.
13349 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
13351 * expr.c (emit_block_move): Use copy_to_mode_reg for
13352 !TARGET_MEM_FUNCTIONS case too.
13354 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
13356 * configure: Rebuilt.
13357 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
13358 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
13359 definitions made redundant by dbxelf.h inclusion. Delete
13360 lots of definitions related to assembly output that are
13361 specific to the SOM object format.
13362 * pa.c (output_function_prologue): Do not emit the function's
13364 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
13365 * pa-pro.h: Deleted.
13366 * som.h: New file with SOM specific definitions.
13367 * elf.h: New file with ELF specific definitions.
13369 * elfos.h (const_section): Output a tab before assembler directives.
13370 (ctors_section, dtors_section): Likewise.
13371 (ASM_OUTPUT_SECTION_NAME): Likewise.
13373 * pa/pa1.h: Delete unused file.
13375 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
13377 * configure.in (hppa*-hp-hpux11*): New configuration.
13378 * configure: Rebuilt.
13379 * pa/pa-hpux11.h: New file.
13380 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
13383 * mips.md (leasi, leadi): New patterns.
13385 * expr.c (emit_block_move): Properly handle case where one of the
13386 block move arguments has a queued increment or decrement.
13387 (clear_storage): Similarly. Fix formatting goof.
13389 1999-06-28 "David O'Brien" <obrien@NUXI.com>
13391 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
13392 semicolon from the BSD VA_LIST replacement expression.
13394 * fixinc/inclhack.sh: regen
13395 * fixinc/fixincl.x: regen
13397 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
13398 now use the fixincl program.
13400 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
13402 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
13403 case. Also make the PIC register call_used.
13405 * m68k.h (FINALIZE_PIC): Delete.
13406 * m68k.c (finalize_pic): Delete.
13408 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
13410 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
13413 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
13415 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
13417 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
13419 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
13421 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
13423 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
13425 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
13427 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
13429 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
13431 * rs6000.c (output_toc): Always use hex values for floating-point
13432 constants. Store single-precision values in upper-half of TOC
13433 entry in 64-bit mode.
13434 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
13435 to final constraints.
13436 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
13437 (fctiwz): Improve accuracy of RTL for pattern.
13439 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
13441 * expr.c (expand_expr): Allow RTL_EXPR's through the
13442 MAX_INTEGER_COMPUTATION_MODE checks.
13444 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
13446 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
13447 such that MASK_SUPPORT_ARCH is not negative.
13449 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
13451 * loop.c (verify_dominator): Properly handle ADDR_VEC and
13452 ADDR_DIFF_VEC insns that appear inside loops.
13454 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
13455 Jeff Law <law@cygnus.com>
13457 * rs6000.md (movdf_hardfloat32): Revert previous patch.
13458 Handle LO_SUM the same as offsettable in cases 1 and 2.
13459 * rs6000.c (find_addr_reg): Revert previous patch.
13461 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
13463 * system.h (strstr): New external function declaration.
13464 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
13465 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
13466 * config.in, configure: Rebuilt.
13468 1999-06-24 Tom Tromey <tromey@cygnus.com>
13470 * gcc.c (main): Read user-specified specs files after computing
13471 additional startfile_prefixes.
13473 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
13475 Revert these two patches:
13477 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13478 * loop.c (strength_reduce): When doing biv->giv conversion, update
13479 reg note of NEXT->insn.
13481 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13482 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13484 (recombine_givs): Set ix field after sorting.
13486 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13488 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
13489 for the parts of an UNSPEC / UNSPEC_VOLATILE.
13491 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
13493 *fixinc/inclhack.def: Add fix development commentary
13494 (read_ret_type): reactivate and add selection clause
13495 (zzz_*): tweak output file name to match what is used in hackshell.tpl
13496 *fixinc/{fixincl.x|inclhack.sh}: regen
13498 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
13500 * expr.c (expand_expr): STRIP_NOPS before checking against
13501 MAX_INTEGER_COMPUTATION_MODE
13502 (check_max_integer_computation_mode): Likewise.
13504 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
13506 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
13508 1999-06-22 Jim Wilson <wilson@cygnus.com>
13510 * expr.c (store_expr): When target is a promoted subreg, return a
13511 promoted subreg as a result.
13513 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
13515 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
13517 (dwarf2out_define): Mark unused parameters appropriately.
13518 (gen_unspecified_parameters_die): Ditto.
13519 (gen_subprogram_die): Fix signed/unsigned warnings.
13520 (gen_variable_die): Ditto.
13522 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
13524 * fixinc/inclhack.def(end_else_label): combined else_label
13525 and endif_label and fixed the sed expression.
13526 *fixinc/{fixincl.x|inclhack.sh}: regen
13528 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
13530 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
13531 'x' when handling non-offsettable addresses
13533 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
13535 * final.c (shorten_branches): Don't try to split an insn that has
13538 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
13540 * config/mips/mips.c (symbolic_expression_p): New function.
13541 (mips_select_rtx_section): Put symbolic expressions in the
13542 data section, not the read-only data section.
13544 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
13546 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
13548 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
13550 * collect2.c (main): Log frame table count.
13551 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
13552 (scan_prog_file) [COFF]: Handle frame tables.
13554 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
13555 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
13556 * alpha/elf.h: Undef them again.
13557 * alpha/vms.h: Remove their definitions.
13559 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13561 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
13562 remove the clobber of r0 and change the REG_UNUSED note to
13565 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
13567 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
13568 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
13569 fits in HOST_WIDE_INT and one uses union to access a long constant
13572 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
13574 * sparc.c (sparc_override_options): Don't allow profiling for
13575 code models other than medlow.
13576 (sparc_function_profiler): New function from old FUNCTION_PROFILER
13577 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
13578 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
13579 (sparc_block_profiler): Likewise.
13580 (sparc_function_block_profiler_exit): Likewise.
13581 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
13582 (FUNCTION_BLOCK_PROFILER): Likewise.
13583 (BLOCK_PROFILER): Likewise.
13584 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
13585 (MCOUNT_FUNCTION): New.
13586 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
13587 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
13588 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
13589 (MCOUNT_FUNCTION): New.
13590 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
13591 (BLOCK_PROFILER): Delete.
13592 (MCOUNT_FUNCTION): New.
13594 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
13596 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
13598 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13600 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13603 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13606 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13609 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13612 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
13614 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
13617 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
13619 * i386/djgpp.h (LIB_SPEC): New.
13620 (STARTFILE_SPEC): New.
13622 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
13624 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
13626 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
13629 * system.h (WSTOPSIG): New macro.
13631 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
13633 * c-pragma.c (push_alignment): Don't ignore alignments greater than
13635 (insert_pack_attributes): Take into account member natural
13638 * i386/winnt.c (exports_head): New static variable.
13639 (i386_pe_record_exported_symbol): New function.
13640 (i386_pe_asm_file_end): Use.
13641 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
13642 symbols to be emitted at end of assembly.
13643 (ASM_DECLARE_OBJECT_NAME): Likewise.
13644 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13646 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
13649 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
13651 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
13654 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
13656 * haifa-sched.c (sched_analyze_1): Use free_list instead of
13657 zapping reg_last_uses directly.
13658 (sched_analyze_2, sched_analyze_insn): Likewise.
13659 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
13661 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
13663 * rs6000.md (movdf_hardfloat32): Use worst case insn length
13664 attributes for cases 1 and 2.
13666 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
13668 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
13671 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
13673 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
13675 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
13677 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
13678 PIC_OFFSET_TABLE_REGNUM for general alloaction.
13679 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
13680 must be stacked if it is used for PIC accesses.
13681 * arm.c (use_return_insn): Handle PIC register specially.
13682 (output_return_instruction): Likewise.
13683 (output_func_{prologue,epilogue}): Likewise.
13684 (output_expand_prologue): Likewise.
13686 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
13687 (*strsi_predec): Renamed from *strqi_predec.
13688 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
13689 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
13691 * arm.c (arm_override_options): Remove warning about PIC code
13692 not being supported.
13694 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
13696 * rs6000.c (find_addr_reg): New function.
13697 * rs6000.h (find_addr_reg): Declare.
13698 (offsettable_addr_operand): Delete.
13699 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
13700 from and stores to GPRs.
13702 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
13704 * alpha.c (alpha_expand_block_move): Use get_insns rather than
13705 gen_sequence as argument to emit_no_conflict_block.
13707 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13709 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
13710 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
13711 *fixinc/fixincl.x: regen
13712 *fixinc/inclhack.sh: regen
13714 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
13716 * added support for -mpcrel (PC relative addressing for m68k)
13717 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
13718 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
13719 * m68k.c (print_operand_address): Handle 32-bit PIC case.
13720 (comments for general_src_operand): Add some explanation
13721 about EXTRA_CONSTRAINTS.
13722 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
13723 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
13724 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
13725 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
13726 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
13727 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
13728 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
13729 if not already set.
13730 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
13731 * m68k.h (TARGET_PCREL): New target flag.
13732 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
13733 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
13734 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
13735 contains a SYMBOL_REF. Relax this constraint during reload, since
13736 we want to use the predicates, not reload's built-in concept of a
13737 valid memory address, to control what insns need reloading.
13738 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
13739 operands (essentially 'g', 'm', and 's' under normal circumstances).
13740 * m68k.c (print_operand): Cause printing of pc-relative addresses
13741 to include pc register.
13742 (print_operand_address): Ditto.
13743 (general_src_operand): Accept operands that are not only
13744 general_operands, but are also valid when used as a pc-relative
13746 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
13747 (memory_src_operand): Similar, for memory_operands.
13748 (pcrel_address): New predicate to accept the special case of a
13749 pc-relative address.
13750 * m68k.md (many patterns): Rewrite common SImode, HImode, and
13751 QImode insns to accept *_src_operand instead of *_operand where
13752 pc-relative operands can fit. For example, a pc-relative operand
13753 can be used as a memory source operand for addsi3, but not as a
13754 memory destination.
13755 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
13757 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
13759 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
13760 .thumb_set pseudo op to mark aliases of thumb functions.
13762 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
13764 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
13765 preference to ASM_OUTPUT_DEF, if it is defined.
13767 * tm.texi: Document new, optional target macro
13768 ASM_OUTPUT_DEF_FROM_DECLS.
13770 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13772 * fixincludes: ISCNTL patch
13773 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
13774 (dgux_int_varargs): new for DG/UX
13775 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
13777 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
13779 * invoke.texi (ia32 options): Fix typo.
13781 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13783 * loop.c (strength_reduce): When doing biv->giv conversion, update
13784 reg note of NEXT->insn.
13786 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
13788 * loop.c (move_movables): Note issues with replacing REGs with
13790 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
13792 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
13794 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
13796 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
13797 the reference to `mcount' was not correct for the ELF on FreeBSD.
13799 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13801 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13804 (recombine_givs): Set ix field after sorting.
13806 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
13808 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
13809 to safe to extract a subword out of a REG.
13811 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13813 * sh.md (mulsi3): Don't add a no-op move at the end.
13815 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13817 * cse.c (cse_insn): Don't put hard register source into tables for
13818 the last insn of a libcall.
13820 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13822 * loop.c (strength_reduce): Insert sets of derived givs at every
13823 biv increment, even if it's the only one.
13825 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13827 * dwarfout.c (add_incomplete_type): New fn.
13828 (output_type): Call it.
13829 (retry_incomplete_types): New fn.
13830 (dwarfout_finish): Call it.
13832 From Eric Raskin <ehr@listworks.com>:
13833 (output_type): Output types for bases.
13835 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
13837 * mips.c (mips_output_conditional_branch): Add `break'
13838 between `default' label and `close braces'.
13840 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
13842 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
13843 specifications and make it realistic.
13844 (LIB_SPEC): Likewise.
13846 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
13848 * config/mips/mips.c (mips_secondary_reload_class): Check for
13849 (PLUS (SP) (REG)) and return appropriate register class.
13850 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
13851 Handle (PLUS (SP) (REG)).
13852 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
13853 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
13854 of emit_insn for tablejump.
13856 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
13858 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
13859 asm_fprintf format string by itself.
13860 (output_function_profiler): Likewise.
13862 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
13864 * combine.c (simplify_logical, case AND): Only call
13865 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
13866 or the constant is positive.
13868 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
13870 * configure.in: Fix typo in rs6000-ibm-aix4 case.
13871 * configure: Regenerate.
13873 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
13875 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
13876 require a sub-version #.
13877 * configure: Rebuilt.
13879 1999-06-14 Robert Lipe (robertlipe@usa.net)
13881 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
13883 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
13885 * c-typeck.c (process_init_element): Detect excess elements in
13886 char array initializer.
13888 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13890 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
13892 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13894 * invoke.texi (Option Summary): Add -fpermissive flag.
13896 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
13898 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
13899 that require PIC code sequences.
13901 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
13903 * configure.in: Add new target: thumb-elf.
13904 * configure: Regenerate.
13905 * config/arm/t-thumb-elf: New file: Makefile fragment for
13907 * config/arm/telf.h: New file: Header file for thumb-elf
13910 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
13912 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
13913 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
13914 initializers is some circumstances.
13916 * fixinc/inclhack.def (endif_label): Add additional selector for
13917 more bogus stuff after #endif statements.
13918 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
13920 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
13922 * i386/cygwin.h (SET_ASM_OP): Define.
13924 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
13926 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
13928 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13930 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
13933 * sh.md (ic_invalidate_line_i): Remove second alternative.
13935 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13937 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
13938 test for the presence of valid prototypes. Delete bypass expr.
13939 (ioctl_fix_ctrl): Correct the selection expression.
13940 (no_double_slash): Correct quoting rules
13941 *fixinc/fixincl.x: regen
13942 *fixinc/inclhack.sh: regen
13944 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
13946 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
13948 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13950 * rs6000.md (movsi_got_internal_mem): Delete.
13951 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
13952 (GOT_TOC_REGNUM): Delete.
13953 (PIC_OFFSET_TABLE_REGNUM): Define.
13954 (FINALIZE_PIC): Disable.
13955 * rs6000.c (rs6000_got_register): New code for fixed pic register.
13956 (rs6000_replace_regno): Delete.
13957 (rs6000_finalize_pic): Likewise.
13958 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
13960 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13962 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
13963 is a note; use <= for the compare; advance P while it is
13966 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
13968 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
13969 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
13971 * varasm.c (remove_from_pending_weak_list): Verify t->name
13972 is non-NULL before passing it to strcmp.
13974 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13976 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
13977 the typed arguments are not part of a comment
13978 (ioctl_fix_ctrl): Added a purpose comment
13979 *fixinc/fixincl.x: regenerate
13980 *fixinc/inclhack.sh: regenerate
13982 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13984 * invoke.texi: Add C4x invocation docs.
13986 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13988 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
13990 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
13992 (c4x_legitimize_reload_address): New function.
13993 * config/c4x/c4x.md: Update docs.
13995 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
13997 * fixincludes: Avoid removing '.'.
13998 * fixinc/fixinc.svr4: Likewise.
13999 * fixinc/fixinc.winnt: Likewise.
14000 * fixinc/inclhack.tpl: Likewise.
14001 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
14003 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14005 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
14007 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
14009 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
14011 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
14014 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
14016 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
14017 * configure: Regenerate.
14019 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
14021 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
14024 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
14026 * fixinc/inclhack.def (avoid_bool): Also catch
14027 "typedef [unsigned] int bool".
14028 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
14030 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
14031 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
14032 * configure: Rebuilt.
14034 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
14036 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
14037 such that we can override its definitions if necessary.
14038 (CPP_SPEC): New define. Support processor specific predefines via
14040 (CC1_SPEC): New define. Support processor specific compiler
14041 options via %(cc1_cpu).
14042 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
14045 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14047 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
14048 between sed's -e flag, and the open-quote following it.
14049 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
14051 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
14052 Jeffrey A Law (law@cygnus.com)
14054 * varasm.c (assemble_start_function): Remove the function
14055 from the pending weak decls list when we define a function.
14056 (assemble_variable): Similarly for variables.
14057 (weak_finish): Ignore items on the list with a NULL name.
14058 (remove_from_ending_weak_list); New function to "remove" an item
14059 from the pending weak declarations list.
14061 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14063 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
14065 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
14067 * c-lex.c (GETC): Redefine to call getch.
14068 (UNGETC): Redefine to call put_back.
14069 (putback_buffer): New structure type.
14070 (putback): New static structure.
14071 (getch): New function.
14072 (put_back): New function.
14073 (yylex): Replace unused bytes from bad multibyte character.
14075 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
14077 * cpplib.c (do_define): Cast `alloca' return value.
14078 (do_include, do_undef, do_pragma): Likewise.
14079 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
14081 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
14082 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
14084 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
14086 * sparc.md (abstf2): This should be an expand.
14087 (split after abstf2_notv9): Fix mode.
14088 (abstf2_hq_v9): New pattern.
14089 (abstf2_v9): Only use when no hard quad.
14090 (absdf2_v9): Fix if target is not the same as source.
14091 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
14092 Add correct output constraints.
14094 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
14096 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
14097 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
14099 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
14101 * mips.h (mips_output_conditional_branch): New function.
14102 (mips_adjust_insn_length): Likewise.
14103 (ASSEMBLER_SCRATCH_REGNUM): New macro.
14104 (ADJUST_INSN_LENGTH): Likewise.
14105 * mips.c (print_operand): Add `F' and `W' for floating-point
14106 comparison opcodes.
14107 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
14109 (mips_adjust_insn_length): New function.
14110 (mips_output_conditional_branch): New function.
14111 * mips.md (length): Adjust attribute definition to handle
14112 conditional branches. Change lengths to bytes, rather than
14113 instructions throughout. Remove length attribute from
14114 instructions whose length is four bytes, and rely on the default
14116 (dslot): Fix typo in comment.
14117 Reword conditional branch patterns to use
14118 mips_output_conditional_branch.
14120 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14122 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
14123 (LIB_SPEC): Likewise.
14124 Link with -lprof1_r for -g/-pg.
14126 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14128 * loop.c (check_dbra_loop): Fix change of Jan 19.
14130 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
14132 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
14133 (STARTFILE_SPEC): Define, override the svr4.h version.
14134 (ENDFILE_SPEC): Likewise.
14136 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
14138 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
14139 * fixinc/fixincl.x: Regenerated.
14140 * fixinc/inclhack.sh: Regenerated.
14142 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14144 * sh.c (barrier_align): Don't return early for normal branch/barrier
14145 when optimizing for SH2.
14147 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
14149 * i386/udk.h (LINK_SPEC): Correct linker search path for
14152 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14154 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
14155 (braf_label_ref_operand): Delete.
14156 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
14157 * sh.md (casesi_jump_2): Operand1 is now the inside of a
14158 label_ref, and has no predicate.
14159 The patten has a predicate to guard against invalid substitutions.
14160 (dummy_jump): Delete.
14161 (casesi): Update use of casesi_jump_2.
14163 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14165 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
14166 *fixinc/fixincl.x: regenerate
14167 *fixinc/inclhack.sh: regenerate
14169 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
14171 * dwarf2out.c (add_incomplete_type): New fn.
14172 (gen_struct_or_union_type_die): Call it.
14173 (retry_incomplete_types): New fn.
14174 (dwarf2out_finish): Call it.
14176 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
14178 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
14179 current block starts with a CODE_LABEL and ends with a CALL and
14180 we can not find all the argument setup instructions for the CALL.
14182 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
14184 Revert this change:
14185 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14186 something is a candidate for optimize_bit_field_compare.
14188 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14190 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
14192 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
14194 * alpha.c (override_options): Thinko in last patch.
14196 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
14197 (LIB_SPEC): Recognize -pthread.
14199 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
14201 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
14202 definition in config/arm/coff.h
14203 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
14205 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14207 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
14208 fixes that need "file=xxx\n" prepended before invocation
14209 (start_fixer - new): starting the fixer process is complex enough
14210 to warrent its own routine. It prepends the "file=xxx\n" stuff.
14211 (process): uses the new routine; omit usage of putenv()
14212 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
14213 * fixinc/fixincl.x: regenerate
14215 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
14217 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
14218 and version #s (1.1 -> 2.96) as needed.
14219 * README.g77: Kill way out of date file in the toplevel directory.
14221 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
14223 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
14224 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
14225 * configure: Rebuilt.
14226 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
14227 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
14228 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
14229 (SWITCH_TAKES_ARG): Likewise.
14230 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
14231 * config/t-freebsd: Moved from config/i386/ so it can used for all
14234 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
14236 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
14238 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
14240 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
14241 * configure: Rebuilt.
14243 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
14245 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
14246 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
14247 * rs6000/rs6000.c (rs6000_file_start): Use putc.
14248 (rs6000_output_load_toc_table): Same.
14249 (output_prolog, output_mi_thunk): Same.
14250 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
14251 (ASM_GLOBALIZE_LABEL): Use putc.
14253 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
14255 * alpha.md (reload_*_help): New patterns and splitters.
14256 (reload_*): Use them.
14257 (mov[qh]i): Likewise.
14259 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
14261 * cccp.c (handle_directive): Handle backslash-newlines in quoted
14264 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
14266 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
14268 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
14270 * flow.c (mark_regs_live_at_end, insn_dead_p,
14271 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
14272 and HARD_FRAME_POINTER_REGNUM special treatment if reload
14273 hasn't run or the frame pointer is needed.
14274 * haifa-sched.c (attach_deaths): Likewise.
14275 * sched.c (attach_deaths): Likewise.
14277 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
14279 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
14280 calculate_can_reach_end returns nonzero.
14282 * configure.in (native gas tests): Search for an assembler in the
14283 same manner that the installed compiler will.
14284 * configure: Rebuilt.
14285 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
14287 * alias.c (find_base_term): Improve handling of addresses
14288 constructed from binary operations.
14290 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
14292 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
14294 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
14296 * function.h (cleanup_label, frame_offset): Declare.
14297 (tail_recursion_label, tail_recursion_reentry): Likewise.
14298 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14299 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
14300 (tail_recursion_label, tail_recursion_reentry): Likewise.
14301 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14303 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
14305 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
14307 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
14308 (MAX_OFILE_ALIGNMENT): Define.
14310 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
14312 * fixincl.c: Replace local include scheme with #includes of
14313 gansidecl.h and system.h.
14314 * procopen.c: Likewise.
14315 * server.c: Likewise.
14317 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
14319 * i386/t-dgux (EXTRA_PARTS): Add crti.o
14320 (crti.o): Add build rule and dependencies.
14321 * fixinc/fixinc.dgux: Use modified _int_varargs.h
14323 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14325 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
14326 (LIB_LINUX_SPEC): Likewise.
14327 (LIB_LINUX_SPEC): Add support for -pthread
14328 (CPP_OS_LINUX_SPEC): Likewise.
14329 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
14332 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
14334 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
14336 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
14337 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
14338 for IEEE math and CC_FCOMI.
14339 (put_jump_code): No IEEE if CC_FCOMI is set.
14341 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14343 * fold-const.c (fold_truthop): Make the field reference unsigned
14344 when converting a single bit compare.
14346 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14348 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
14350 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
14352 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
14353 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
14356 * reload.c (push_reload): Do not call remove_address_replacements
14357 when presented with identical optional reloads.
14359 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
14361 * alpha.h (MASK_FIX, TARGET_FIX): New.
14362 (MASK_*): Reorganize constants.
14363 (CPP_AM_FIX_SPEC): New.
14364 (TARGET_SWITCHES): Add FIX.
14365 (EXTRA_SPECS): Likewise.
14366 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
14367 (SECONDARY_MEMORY_NEEDED): Likewise.
14368 (REGISTER_MOVE_COST): Likewise.
14369 * alpha.c (override_options): Add FIX support. Always use
14370 ALPHA_TP_PROG for ev6.
14371 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
14372 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
14373 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
14375 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
14377 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14378 something is a candidate for optimize_bit_field_compare.
14380 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
14382 * gcc.texi (Passes): Document branch-shortening.
14383 * invoke.texi (Debugging Options): Document the fact that `-dp'
14384 outputs length information for instructions.
14386 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
14388 * flow.c: Revert previous delta.
14390 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
14392 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
14393 FRAME_POINTER_REGNUM.
14394 (mark_set_1): Ditto.
14395 (mark_used_regs): Ditto.
14397 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
14399 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
14400 (GOT_PCREL): New macro. Define to 1 if not already defined.
14401 * arm/elf.h (GOT_PCREL): Define to 0.
14402 * arm.c (arm_finalize_pic): Take into account the setting of
14405 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
14407 * output.h (STRIP_NAME_ENCODING): Provide default definition.
14408 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
14410 * flow.c (mark_set_1): Do not record BLKmode stores as dead
14411 store elimination candidates.
14413 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
14415 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
14418 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
14420 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
14421 Add use of x-aix41-gld.
14423 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
14425 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
14426 (ASM_OUTPUT_DESTRUCTOR): Define.
14428 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
14430 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
14431 last CODE_LABEL in a loop if we have previously passed a jump
14432 to the top of the loop.
14434 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
14436 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
14437 applying Philip's patch.
14439 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
14441 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
14444 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
14446 * loop.c (strength_reduce): Grow reg_single_usage as needed.
14448 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
14450 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
14451 Also remove a useless comment.
14453 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14455 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
14457 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
14459 * collect2.c (main): Only generate import or export file and add
14460 to link arguments if non-empty. Use xmalloc not alloca.
14461 (write_{export,import}_file): Delete.
14462 (write_aix_file): New function.
14463 (locatelib): Use xmalloc not malloc.
14464 (GCC_OK_SYMBOL): Do not check type if aix64.
14466 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
14468 Based on patch by Scott Bambrough and Pat Beirne:
14469 * config/arm/arm.c (making_const_table): New variable.
14470 * config/arm/arm.h (making_const_table): Declare.
14471 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
14473 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
14474 Keep track of when we are building the constant table.
14476 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
14478 * config/arm/arm.c (arm_override_options): Fix erroneous warning
14481 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
14483 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
14486 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
14488 * tm.texi (FUNCTION_ARG): Correct description of a stack element
14491 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
14493 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
14495 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14497 * rs6000.c (output_mi_thunk): Enable full support again.
14499 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14501 * sh.h (BRANCH_COST): Define.
14503 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
14505 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
14507 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
14509 * function.c (assign_stack_local): Align stack slot propertly.
14510 (assign_outer_stack_local): Likewise.
14512 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
14514 * expr.h (lang_expand_constant): Declare.
14515 * toplev.c (lang_expand_constant): Define it.
14516 * varasm.c (output_constant): Use it.
14518 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14520 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
14521 Change function definitions to K&R style.
14523 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14525 * fixinc/fixincl.c: We must not ignore SIGCLD now.
14527 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
14529 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
14530 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
14531 (several places): omit static initialization
14532 (process): use single fd, since only the read fd is used
14533 * fixinc/gnu-regex.c: define 'const' away, if not supported
14534 * fixinc/procopen.c(several places): omit static initialization
14535 * fixinc/server.c: define 'volitile' away, if not supported
14537 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14539 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
14540 asm_fprintf and %L to generate the label name.
14541 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
14542 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
14544 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
14546 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
14547 insn for a conditional jump can not be found.
14549 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
14551 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
14552 on variables in specific sections other than .sbss and .sdata.
14554 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
14556 * stmt.c (expand_return): Call start_cleanup_deferral and
14557 end_cleanup_deferral around conditional code.
14559 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14561 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
14562 filename lists. Utilizes new "krstr" AutoGen function.
14563 * fixinc/fixincl.x: Rebuilt.
14565 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
14567 * i386.c (output_float_compare): Avoid GNU-C extensions.
14569 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
14571 * version.c: Bump to distinguish mainline tree from the
14574 See ChangeLog.1 for earlier changes.