| blob | 95138e6bda3393fa6862c29458516a3008038f93 |
1 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * function.c (update_temp_slot_address): Handle case where sum of
4 temporary address plus offset in register is a valid address.
6 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8 * genrecog.c (change_state) Corrected typo.
10 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
13 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
14 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
16 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
18 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
19 case, expand GT comparisons correctly. Fix a comment before this
20 part of the code.
22 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
24 * dwarfout.c: Include "frame.h"
25 * dwarf2out.c: Likewise.
26 * Makefile.in (dwarfout.o): Depend on frame.h
27 (dwarf2out.o): Likewise.
29 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
31 Restore i386 binary compatibility in Dwarf EH info.
32 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
33 value of FIRST_PSEUDO_REGISTER.
34 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
35 (struct frame_state): Use DWARF_FRAME_REGISTERS.
36 * dwarfout.c (output_reg_number): Ditto.
37 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
38 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
40 1999-12-29 Bruce Korb <autogen@linuxbox.com>
42 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
43 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
44 (<hack>_RE_CT): not needed
45 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
46 rewritten to scan the file text once only
47 "template<..." test added
48 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
49 (is_cxx_header): declaration added
50 * fixinc/fixtests.c(is_cxx_header): removed
51 (apply_fix_p_t): removed
52 (double_slash_test): is_cxx_header is only called once now
53 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
54 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
55 within the templates.
56 The borken spelling of "broken" was fixed.
57 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
58 The default level depends on FIXINC_DEBUG.
60 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
62 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
63 Otherwise provide a declaration for atexit.
64 (init_dummy): Make sure dummy call to atexit is nevertheless
65 called with correct number of args.
67 * frame.c: Update comments referring to other files.
69 * libgcc2.c: Likewise.
71 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
73 * cse.c (free_element, get_element): Remove unused prototypes.
75 * fold-const.c (extract_muldiv): Initialize variables `op0' and
76 `op1'.
78 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
79 `else' clauses.
81 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
83 * configure.in,configure: case arm for mn10200-*-* now sets
84 float_format=i32 so that float.h will correctly claim "double"
85 to be 32 bits. Ran autoconf to generate configure from .in file.
87 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
89 * pa.md (conditional zero): If op1 is a register, force it into
90 the same register as op0.
92 1999-12-28 Mark Mitchell <mark@codesourcery.com>
94 * tree.h (BINFO_BASETYPES): Improve documentation.
96 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
98 * configure.in (--enable-checking): Use a more portable `for'
99 loop syntax.
101 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
103 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
104 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
106 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
107 Delete files.
109 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
110 Delete descriptions.
112 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
113 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
114 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
115 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
116 xm-svr4.h: Remove all instances of sys_siglist handling.
118 1999-12-27 Jakub Jelinek <jakub@redhat.com>
120 * config/sparc/sparc.md (cmp_zero_qi,
121 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
122 cmp_zero_extendqidi2_andcc_set): New patterns.
124 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
126 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
127 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
128 (fpgnulib.c, xfgnulib.c): Add rules.
129 * m68k/t-mot3300-gas: Likewise.
131 1999-12-27 Ian Lance Taylor <ian@zembu.com>
133 * configure.in: Avoid [[ by using test and changequote. Add
134 changequote required by 1999-12-14 change.
135 * configure: Rebuild.
137 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
139 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
141 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
143 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
144 * flow.c (find_use_as_address): Likewise.
145 * function.c (fixup_var_refs_1): Likewise.
146 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
147 * jump.c (invert_exp, redirect_exp): Likewise.
148 * loop.c (replace_call_address): Likewise.
149 (count_nonfixed_reads): Likewise.
150 * rtlanal.c (modified_between_p): Likewise.
151 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
152 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
153 * unroll.c (remap_split_bivs): Likewise.
155 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
157 * diagnostic.c (v_message_with_decl): Use .* format specifier
158 instead of building the format specifier width manually.
160 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
161 determining whether to provide a prototype. Remove the
162 sys_siglist clause in the conditional.
164 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
166 * fold-const.c (operand_equal_p): Use memcmp to compare string
167 constants.
168 Suggested by D. J. Bernstein
170 1999-12-17 Jakub Jelinek <jakub@redhat.com>
172 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
173 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
174 compiling libgcc2.
175 * config/mips/mips.h (TARGET_64BIT): Likewise.
176 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
177 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
178 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
179 dsps. Give routines proper names if SI/DI modes are not used.
180 * longlong.h: Use DWunion instead of DIunion.
182 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
184 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
185 GC_CHECKING, GC_ALWAYS_COLLECT.
186 * configure.in: Allow --enable-checking with an argument
187 listing check modes to enable.
188 * config.in, configure: Rebuilt.
189 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
190 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
191 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
192 ENABLE_GC_ALWAYS_COLLECT.
193 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
194 throughout.
195 * tree.h, tree.c: Change ENABLE_CHECKING to
196 ENABLE_TREE_CHECKING throughout.
198 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
200 * fold-const.c (fold_truthop): Properly check for FP RHS.
202 1999-12-24 Mark Mitchell <mark@codesourcery.com>
204 * toplev.h (note_deferall_of_defined_inline_function): Declare.
205 * toplev.c (note_deferral_of_defined_inline_function): New
206 function, split out from ...
207 (rest_of_compilation): ... here. Use it.
209 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
211 * expr.c (store_constructor): Don't call clear_storage if size is
212 variable.
214 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
216 * Makefile.in (toplev.o): Depend on loop.h.
218 * dwarfout.c: Include tm_p.h.
220 * emit-rtl.c (restore_emit_status): Mark parameter with
221 ATTRIBUTE_UNUSED.
223 * final.c (final_scan_insn): Likewise.
225 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
226 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
227 flow_depth_first_order_compute, flow_loop_pre_header_find,
228 flow_loop_tree_node_add, flow_loops_tree_build,
229 flow_loop_level_compute, flow_loops_level_compute,
230 flow_loop_outside_edge_p): Add prototypes.
231 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
233 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
234 Mark with ATTRIBUTE_NORETURN.
236 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
238 * local-alloc.c (no_conflict_p): Likewise.
240 * loop.c (insert_bct): Hide definitions of variables with hidden
241 usage.
242 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
244 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
245 with ATTRIBUTE_UNUSED.
246 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
247 (reg_scan): Likewise.
249 * reload.c (find_reloads): Remove unused variables `changed'.
251 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
252 away const-ness.
253 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
254 Remove unused variable `insn'.
256 * toplev.c: Include loop.h.
257 (report_file_and_line): Remove unnecessary prototype.
259 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
261 * unroll.c (biv_total_increment): Likewise.
263 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
265 * reload1.c (emit_input_reload_insns): Restore old behaviour
266 wrt. 'special' reloads.
268 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
270 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
271 hash.h. (cse.c): Don't depend on hashtab.h.
273 * cse.c: Don't include hashtab.h.
274 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
275 of dead functions.
276 * ggc-simple.c: Don't include hash.h.
278 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
280 * dwarf2out.c (add_abstract_origin_attribute): Call
281 gen_abstract_function on our function context.
283 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
285 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
287 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
289 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
290 case in switch.
292 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
294 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
295 constraints to "a!r".
297 1999-12-21 Mark Mitchell <mark@codesourcery.com>
299 * Makefile.in (calls.o): Depend on function.h.
300 (alias.o): Likewise.
302 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
304 * reload1.c (emit_reload_insns): Break out code and variables into...
305 (input_reload_insns, other_input_address_reload_insns,
306 other_input_reload_insns, input_address_reload_insns,
307 inpaddr_address_reload_insns, output_reload_insns,
308 output_address_reload_insns, outaddr_address_reload_insns,
309 operand_reload_insns, other_operand_reload_insns,
310 other_output_reload_insns): ... new static variables, and...
311 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
312 do_output_reload): ... new functions.
314 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
316 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
318 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
320 * md.texi: Add c4x constraints documentation.
322 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
324 * config/i386/dgux.c (struct option): Rename to
325 lang_independent_option.
326 (struct m_options): Add description field.
327 (output_options): Rename option type, add sep declaration, output
328 ix86_cpu_string and ix86_arch_string only if set.
329 (output_file_start): Rename option type.
331 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
333 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
334 stmp-int-hdrs.
335 (libgcc2.a): Similarly.
337 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
339 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
340 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
341 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
343 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
345 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
346 Remove redundant initialization of "frexpon" and "expon".
348 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
350 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
352 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
353 (store_constructor_field, expand_expr): Pass new arg.
355 1999-12-20 Mark Mitchell <mark@codesourcery.com>
357 * Makefile.in (explow.o): Depend on function.h.
359 * stor-layout.c (set_sizetype): Fix typo.
361 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
363 * function.c (cfun): Renamed from current_function. All users
364 changed.
365 * function.h (cfun): Rename declaration as well.
367 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
368 to be of type regset_head, not regset. All users changed by adding
369 address operator.
370 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
372 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
374 * config/c4x/rtems.h: New file.
376 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
378 * reload1.c (spill_failure): Take class of failed reload as argument
379 and print it. Caller changed.
381 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
383 * rs6000.h (SUBTARGET_DEFAULT): New macro.
384 (TARGET_SWITCHES): Allow subtargets to default switches.
385 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
387 1999-12-18 Mark Mitchell <mark@codesourcery.com>
389 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
390 in a main program.
392 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
394 * cccp.c (main): Define __STDC_VERSION__ as necessary.
395 * cppinit.c (cpp_handle_option): Likewise.
397 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
398 determine when to define.
400 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
402 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
403 cmove with mismatched test and data modes.
405 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
407 * c-typeck.c (c_expand_start_case): Don't warn for long switch
408 in system headers.
410 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
412 * alias.c: Minor reformatting.
413 * flow.c: Likewise.
414 * regs.h: Likewise.
415 * stor-layout.c: Likewise.
416 * fold-const.c: Likewise.
417 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
418 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
419 not arg itself.
420 (size_int_wide): Cache nodes even if garbage collecting.
421 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
422 of SAVE_EXPR has no side effects.
423 * cse.c: Move a comment.
424 * tree.c: Minor reformatting.
425 (int_size_in_bytes): Return -1 if constant overflows.
427 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
429 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
431 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
433 * objc/objc-parse.c: Regenerate. This file must be rebuilt
434 after any change to c-parse.in, even if objc-parse.y didn't
435 change. Oops.
437 1999-12-18 David S. Miller <davem@redhat.com>
439 * toplev.c (rest_of_compilation): Restore BLOCK tree
440 reconstruction and branch shortening changes lost in
441 December 18th change.
443 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
445 * config/arm/linux-elf.h: Change all instances of
446 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
447 * config/arm/uclinux-elf.h: Likewise.
449 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
451 * toplev.c (notice, vmessage, v_message_with_file_and_line,
452 v_message_with_decl, file_and_line_for_asm,
453 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
454 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
455 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
456 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
457 pfatal_with_name, fatal_io_error, need_error_newline,
458 last_error_function, last_error_tick, announce_function,
459 default_print_error_function, print_error_function,
460 report_error_function, fnotice, error_with_file_and_line,
461 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
462 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
463 warning_with_decl, warning_for_asm, warning, pedwarn,
464 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
465 diagnostic.c
466 (compile_file): Use fnotice instead of notice. Adjust call.
468 * diagnostic.c: New file.
470 * Makefile.in (OBJS): Include diagnostic.o
471 (diagnostic.o): Define dependence.
473 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
475 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
476 Tweak formatting.
478 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
480 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
482 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
484 * fixtests.c (is_cxx_header): New fn, split out of
485 double_slash_test.
486 (else_endif_label): Allow "#endif // comment" in C++ headers,
487 as determined by is_cxx_header.
488 * fixfixes.c (else_endif_label_fix): Update comment.
489 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
490 a tty.
491 * genfixes: Correct double thinko in commandline parsing.
492 * hackshell.tpl: Generate correct sh syntax for bypass
493 entries.
495 * inclhack.def (all): Whenever an inserted preprocessor
496 conditional is split over multiple lines, use double
497 backslashes in this file so the fixed header will be readable.
499 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
500 and add bypass entry for correct version of this header.
501 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
502 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
504 (hpux8_bogus_inlines): New fix, split from...
505 (ultrix_atof_param) ... here.
506 (math_expression): Add bypass entry keyed to glibc comment
507 indicating the problem has been dealt with; disable
508 unnecessary sed operations; update commentary.
509 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
510 add select and bypass entries, simplify shell operation.
511 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
513 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
514 ultrix_atof_param): Add select entry.
515 (stdio_va_list, sunos_mather_decl): Add bypass entry.
516 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
517 comments with the fixes they describe.
519 * c-parse.in (string action): Do not warn about ANSI string
520 concatenation in system headers. Affects C parser only.
521 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
523 1999-12-16 Jakub Jelinek <jakub@redhat.com>
525 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
526 compiling libgcc2 the macro depends always on arch cpp defines.
528 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
530 * loop.c (insert_loop_mem): Don't record MEMs from inside
531 EXPR_LISTs.
533 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
535 * regclass.c (regclass): Do not use flowgraph when not optimizing.
537 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
538 notes too, create one when replacement failed, attempt to simplify
539 resulting notes.
540 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
541 or REG_EQUIV notes.
543 1999-12-16 Mark Mitchell <mark@codesourcery.com>
545 * crtstuff.c (__dso_handle): Declare.
546 (__cxa_finalize): Likewise.
547 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
548 non-NULL.
550 * invoke.texi: Document -fuse-cxa-atexit.
552 * tree.h (ptr_type_node): Document.
553 (const_ptr_type_node): Likewise.
555 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
557 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
558 (optimize_reg_copy_2): Likewise.
559 (optimize_reg_copy_3): Likewise.
560 (fixup_match_2): Likewise.
561 (regmove_optimize): Likewise.
562 (fixup_match_1): Liekwise.
564 * i386.md (HI to SImode promoting splitters): Rewrite.
565 (pushsf mem peep2): New.
566 (testhi to andhi peep2): Remove.
567 * i386.h (x86_promote_QImode): New.
568 (TARGET_PROMOTE_QImode): New.
569 (PREDICATE_CODES): Add promotable_binary_operator.
570 * i386.c (x86_promote_QImode0: New.
571 (promotable_binary_operator): New.
572 * i386-protos.h (promotable_binary_operator): New.
574 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
575 condition.
576 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
578 1999-12-16 Mark Mitchell <mark@codesourcery.com>
580 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
581 * function.c (insert_block_after_note): Remove.
582 (retrofit_block): Likewise.
583 (identify_blocks): Fix indentation.
584 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
585 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
586 * function.h (insert_block_after_note): Remove prototype.
587 (retrofit_block): Likewise.
588 * integrate.c (expand_inline_function): Don't call
589 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
590 just expand_start_bindings. Use the block_map to remap old
591 NOTE_BLOCKs to new ones.
592 (integrate_decl_tree): Keep track of remapped blocks.
593 * integrate.h (struct inline_remap): Add block_map.
594 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
595 NOTE_BLOCK on the notes.
596 (expand_start_bindings): Rename to ...
597 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
598 (expand_end_bindings): Set NOTE_BLOCK.
599 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
600 reconstruct the BLOCK tree.
601 * tree.h (expand_start_bindings): Macroize. Call ...
602 (expand_start_bindings_and_block): New function.
604 1999-12-16 Jakub Jelinek <jakub@redhat.com>
606 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
607 to match the format.
609 1999-12-16 David S. Miller <davem@redhat.com>
611 * expr.c (emit_move_insn_1): Only emit clobbers if one of
612 the outputs is a SUBREG.
613 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
614 change.
616 * config/sparc/sparc.c (epilogue_renumber): Add default case
617 to switch stmt.
619 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
621 * toplev.c (rest_of_compilation): Run branch shortening after
622 reg-stack.
624 * regclass.c (loop_depth): Remove
625 (scan_one_insn): Do not handle LOOP_NOTE insns.
626 (regclass): Go through basic blocks and set loop_cost
628 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
630 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
632 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
634 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
635 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
636 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
638 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
640 * loop.c (insert_loop_mem): Ignore memory clobbers.
642 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
643 to (OP A B).
645 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
647 * profile.c: Remove redundant #include "output.h".
649 * h8300.md (HImode preinc peephole): Fix typo.
651 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
653 * function.c (retrofit_block): Abort if we don't find a suitable insn.
654 (insert_block_after_note): Abort if we don't have a previous block.
655 Remove FN parameter.
656 * function.h: Adjust.
658 1999-12-15 Mark Mitchell <mark@codesourcery.com>
660 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
661 argument more than once.
663 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
665 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
667 1999-12-15 Jakub Jelinek <jakub@redhat.com>
669 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
671 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
673 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
674 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
675 update stack_alignment_needed.
676 (prepare_function_start): Initialize stack_alignment_needed
677 * function.h (struct function): Add field stack_alignment_needed.
679 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
681 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
682 Handle live_throughout / dead_or_set instead of live_before /
683 live_after.
684 (save_call_clobbered_regs): Get register livenessinformation from
685 chain->live_throughout.
686 (add_stored_regs): New function.
687 (insert_restore, insert_save): Add restored / saved registers to
688 dead_or_set.
689 * global.c (reg_dies): New parameter chain.
690 (reg_becomes_live): Third parameter is regs_set now.
691 Changed all callers.
692 (reg_dies): New parameter chain. Changed all callers.
693 (build_insn_chain): Set live_throughout instead of
694 live_before / live_after.
695 * reload.h (struct insn_chain): Replace members live_before /
696 live_after with live_throughout / dead_or_set.
697 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
698 instead of live_before / live_after.
699 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
700 (order_regs_for_reload, find_reg, finish_spills): Likewise.
701 (choose_reload_regs_init): Likewise.
702 * stupid.c (current_chain, find_clobbered_regs): Delete.
703 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
704 instead of chain->live_before / chain->live_after.
705 (mark_hard_ref): New function.
706 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
708 1999-12-15 David S. Miller <davem@redhat.com>
710 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
712 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
714 * flow.c (calculate_loop_depth): Make global, remove prototype,
715 rewrite to use new loop infrastructure.
716 (find_basic_block): Remove calculate_loop_depth call.
717 * toplev.c (rest_of_compilation): Call find_basic_block.
718 * output.h (calculate_loop_depth): Declare.
720 * flow.c (dump_flow_info): Dump loop_depth.
721 (flow_loops_nodes_find): Increase loop_depth for basic block in the
722 body.
723 (flow_loops_find): Initialize the loop_depth for each basic block.
725 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
727 * tree.c (decl_function_context): Handle virtual functions.
729 * tlink.c (scan_linker_output): Don't look in demangled name when
730 looking for linker output keywords.
732 * dwarfout.c (output_type): We can defer namespace-scope classes.
734 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
736 * regclass.c (record_reg_classes): Update comment for merging
737 register class preferences in reg->reg copies. Tighten conditions
738 for merging register class preferences in reg->reg copies.
740 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
742 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
744 1999-12-14 Geoff Keating <geoffk@cygnus.com>
746 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
747 (INIT_SECTION_ASM_OP): Delete.
748 (FINI_SECTION_ASM_OP): Delete.
749 (STARTFILE_SPEC): Define to hold just crtbegin.o.
751 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
753 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
754 the abstract origin wasn't emitted.
756 * dwarf2out.c (class_scope_p): New fn.
757 (gen_subprogram_die): Use it.
758 (gen_variable_die): Use it. Tweak logic.
759 (gen_struct_or_union_type_die): Check context_die to determine
760 if we're function-local.
761 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
763 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
765 * loop.c (check_dbra_loop): Can't reverse a biv that has
766 maybe_multiple set.
768 1999-12-14 Nick Clifton <nickc@cygnus.com>
770 * config/arm/arm.c: Add support for -mcpu=arm720 command line
771 switch.
773 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
775 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
776 for givs made from biv increments.
778 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
780 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
781 * alpha.c (override_options): Recognize -mcpu=ev67.
782 * alpha.h (CPP_CPU_EV67_SPEC): New.
783 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
784 (EXTRA_SPECS): Update.
786 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
788 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
789 appropriate for -lang-c89 and -std=*.
790 * cppinit.c (cpp_handle_option): Likewise.
791 (new_pending_define): New, split out from cpp_handle_option.
792 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
793 or enable trigraphs for -ansi/-std=*.
795 * ginclude/stdarg.h (__va_copy): New.
796 (va_copy): Don't define for C89.
798 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
800 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
801 for long long multiply-accumulate.
803 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
805 * regclass.c (scan_one_insn): Set loop_cost to 1 when
806 optimizing for size.
808 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
810 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
811 if something changed. Back out that part of yesterday's changes.
813 * loop.c (loop_max_reg): New static variable.
814 (loop_optimize): Initialize it. Eliminate one unnecessary call to
815 max_reg_num.
816 (scan_loop): Call reg_scan_update whenever we may have added new
817 registers, and update loop_max_reg.
819 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
821 * regclass.c (record_reg_classes): Do not do the copying preferrencing
822 when source does not die.
824 * regclass.c (record_reg_classes): Handle INOUT operands properly.
826 1999-12-14 Jakub Jelinek <jakub@redhat.com>
828 * config/sparc/linux64.h (TARGET_LIVE_G0,
829 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
830 variants on Linux.
831 * config/sparc/linux.h (TARGET_LIVE_G0,
832 TARGET_BROKEN_SAVERESTORE): Likewise.
833 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
834 TARGET_BROKEN_SAVERESTORE): Likewise.
836 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
837 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
838 not %g2.
839 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
840 as sparc64 block profiling register.
841 * config/sparc/sparc.c (sparc_override_options): Allow block
842 profiling with -m32.
843 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
844 profiling register.
845 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
846 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
847 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
849 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
850 for sparc64.
851 * config/sparc/sparc.h: Likewise.
852 * config/sparc/xm-sysv4-64.h: Likewise.
853 * config/float-sparc.h: Likewise.
854 * glimits.h: Likewise.
855 * longlong.h: Likewise.
857 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
858 (ASM_IDENTIFY_GCC): Remove.
860 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
862 * combine.c (combine_simplify_rtx): Don't make shared rtl.
863 (simplify_logical): Likewise.
865 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
867 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
868 * cppfiles.c (INO_T_EQ): Likewise.
870 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
872 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
873 * i386/mingw32.h (LIB_SPEC): Likewise.
874 (STARTFILE_SPEC): Likewise.
875 * i386/uwin.h (LIB_SPEC): Likewise.
876 (STARTFILE_SPEC): Likewise.
878 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
879 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
881 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
883 * combine.c (combine_simplify_rtx): Fix order of checks for
884 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
886 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
888 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
889 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
891 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
893 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
894 defined.
895 * regclass.c (inv_reg_alloc_order): New array.
896 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
898 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
899 counted_for_groups, counted_for_nongroups. Add fields rld and
900 n_reloads.
901 * reload.c (push_secondary_reload): Don't set nongroup field of
902 new reloads.
903 (push_reload): Likewise.
904 (find_reloads): Delete code to compute nongroup fields.
905 * reload1.c (reload_insn_firstobj): New static variable.
906 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
907 users changed.
908 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
909 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
910 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
911 functions.
912 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
913 functions.
914 (struct hard_reg_n_uses): Deleted.
915 (potential_reload_regs): Deleted.
916 (init_reload): Initialize spilled_pseudos and pseudos_counted.
917 (reload): Don't try to allocate reload registers if we already know
918 we have to make another pass. Call select_reload_regs. Free memory
919 starting with reload_firstobj when starting another pass.
920 Don't allocate spilled_pseudos.
921 (calculate_needs_all_insns): Call copy_reloads for an insn that
922 needs reloads; don't call calculate_needs.
923 (spill_cost): New static array.
924 (used_spill_regs_local): New static variable.
925 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
926 to compute potential_reload_regs.
927 (find_reload_regs): Completely rewritten to use find_reg.
928 (allocate_reload_reg): Don't test counted_for_groups or
929 counted_for_nongroups. Lose NOERROR arg and code to give an error;
930 all cllers changed.
931 (choose_reload_regs): Add fallback code that uses the existing
932 register allocation from find_reload_regs.
934 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
936 * flow.c (create_edge_list): Cast xmalloc return value.
938 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
940 * doprnt.c: Remove incorrect comment closure.
942 * cse.c: Fix a few minor whitespace goofs.
944 1999-12-13 Don Bowman <don@pixstream.com>
946 * mips/vxworks.h: Fix problem with comment termination.
947 (EXTRA_SECTIONS): Add in_sbss.
948 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
950 1999-12-12 David S. Miller <davem@redhat.com>
952 * cse.c (struct cse_reg_info): Add hash_next member,
953 reorder rest of struct for better packing on 64-bit
954 hosts.
955 (cse_reg_info_tree): Kill.
956 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
957 REGHASH_FN): New custom pow2 hash mechanism.
958 (NBUCKETS): Kill.
959 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
960 use a pow2 hash table.
961 (get_cse_reg_info): Rework to use new REGHASH.
962 (new_basic_block): Likewise, use HASH_SIZE, and inline
963 free_element call.
964 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
965 and inline free_element call.
966 (lookup_as_function, insert, flush_hash_table, invalidate,
967 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
968 invalidate_for_call, use_related_value, find_comparison_args,
969 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
970 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
971 get_element): Kill.
973 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
975 * cse.c (cse_basic_block): Free qty_table consistently.
977 1999-12-12 David S. Miller <davem@redhat.com>
978 Jakub Jelinek <jakub@redhat.com>
980 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
981 SUBREGs by hand, gen the appropriate hard reg directly.
982 (movtf reg/mem split): Likewise and alter_subreg on destination
983 if necessary.
984 (movtf mem/reg split): Similarly.
985 (movdf_cc_sp64): Rename from hidden pattern.
986 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
987 (movtf_cc_sp64, following split): New pattern and splitter.
988 (movdf_cc_reg_sp64): Rename from hidden pattern.
989 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
990 TARGET_HARD_QUAD.
991 (movtf_cc_reg_sp64, following split): New pattern and splitter.
993 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
995 * loop.c (load_mems): Don't hoist written floating point mem
996 if -ffloat-store.
998 1999-12-12 Mark Mitchell <mark@codesourcery.com>
1000 * except.h (struct eh_queue): Add `next' pointer.
1001 (struct eh_status): Make x_ehqueue a pointer.
1002 (push_ehqueue): Declare.
1003 (pop_ehqueue): Likewise.
1004 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
1005 pointer.
1006 (expand_fixup_region_end): Likewise.
1007 (expand_leftover_cleanups): Likewise.
1008 (push_ehqueue): Define.
1009 (pop_ehqueue): Likewise.
1010 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
1011 than doing it inline.
1012 (expand_start_all_catch): Adjust now that ehqueue is a
1013 pointer.
1014 (mark_eh_queue): Mark all level of the queue.
1015 (mark_eh_status): Adjust now that ehqueue is a
1016 pointer.
1017 (init_eh_for_function): Allocate ehqueue.
1018 (free_eh_status): Free it.
1019 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
1020 expansion for a fixup.
1022 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1024 * gthr-single.h (__gthread_active_p): Add prototype arguments.
1026 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
1027 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
1028 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
1029 function_ptr, getpagesize, __enable_execute_stack,
1030 __enable_execute_stack, __clear_insn_cache,
1031 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
1032 _cleanup, _exit, __default_terminate, __terminate_func,
1033 __terminate, __empty, __throw, new_eh_context,
1034 eh_context_initialize, eh_context_static, eh_context_specific,
1035 get_eh_context, __get_eh_context, __get_eh_info,
1036 init_reg_size_table, eh_threads_initialize,
1037 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
1038 __unwinding_cleanup, throw_helper, __throw, __rethrow,
1039 __pure_virtual): Add prototype arguments.
1040 (__bb_exit_func): Cast a sizeof to long when comparing against one.
1041 Cast a signed value to unsigned long when comparing against one.
1042 (new_eh_context): Wrap in _GTHREADS macro.
1043 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
1044 declaration.
1045 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
1046 (throw_helper): Initialize variables `handler_p' and `pc_p'.
1048 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1050 * combine.c (record_promoted_value): Remove unused variable
1051 `links2'.
1053 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
1055 * global.c (record_conflicts): Likewise for `j'.
1057 * genoutput.c (output_insn_data): Don't unnecessarily cast away
1058 const-ness.
1060 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1062 * i386-protos.h (output_387_binary_op, output_fix_trunc,
1063 output_fp_compare): Constify a char*.
1065 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
1066 static prototypes.
1067 (override_options, ix86_comp_type_attributes, print_operand,
1068 output_387_binary_op, output_fix_trunc, output_fp_compare):
1069 Constify a char*.
1070 (ix86_sched_reorder): Mark parameter `clock_var' with
1071 ATTRIBUTE_UNUSED.
1073 * i386.h (DEBUG_PRINT_REG): Constify a char*.
1075 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
1077 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
1078 operand, for use in the Java front-end.
1080 1999-12-10 Ben Collins <bcollins@debian.org>
1082 * configure.in: Fix typo for "-64" in 64bit as check.
1083 * configure: Rebuilt.
1085 1999-12-10 Jakub Jelinek <jakub@redhat.com>
1087 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
1088 appropriate.
1090 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * c-parse.in (string): With -Wtraditional, warn if ANSI string
1093 concatenation is utilized.
1095 * invoke.texi (-Wtraditional): Document it.
1097 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1099 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
1100 Cast a ptrdiff_t to long and pass it to printf with %ld.
1102 1999-12-10 Geoff Keating <geoffk@cygnus.com>
1104 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
1105 68881, we have no 68881 registers at all.
1106 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
1107 value in a 68881 register if it is available.
1109 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
1111 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
1112 for long long multiply-accumulate.
1114 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
1116 * loop.c (insert_loop_mem): Undo last change.
1118 1999-12-10 David S. Miller <davem@redhat.com>
1120 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
1121 New functions.
1122 * config/sparc/sparc-protos.h: Add them.
1123 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
1124 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
1125 constraints which use those helpers.
1126 (EXTRA_CONSTRAINT): Use this new macro.
1127 * md.texi: Update sparc target constraints documentation.
1128 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
1129 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
1130 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
1131 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
1132 (movsf high/lo_sum split): Rework for new patterns.
1133 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
1135 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
1137 * c-common.c (c_common_nodes_and_builtins):
1138 Create __builtin_ptrdiff_t and __builtin_size_t.
1140 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
1142 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
1144 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1146 * regclass.c (globalize_reg): Re-instate test that allows
1147 fixed registers to be declared as a variable even after functions
1148 are defined.
1150 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1152 * i386.md (cpu attribute): Add "athlon".
1153 (athlon_decode): New attribute.
1154 (Athlon scheduling units definitions): New.
1155 (fcmp and shld patterns): Set athlon_decode to "vector".
1156 * i386.c (athlon_cost): New.
1157 (m_ATHLON): New.
1158 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
1159 x86_use_sahf): Set for Athlon.
1160 (x86_use_fiop): Unset for Athlon.
1161 (override_options): Define Athlon alignments and "athlon" name.
1162 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
1163 * i386.h (TARGET_ATHLON): New.
1164 (enum processor_type): Add PROCESSOR_ATHLON.
1165 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
1166 for CPU_DEFAULT==5
1167 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
1169 1999-12-09 Andreas Jaeger <aj@suse.de>
1171 * loop.c (record_biv): Declare parameter as int.
1173 * config/i386/i386-protos.h: Declare long_memory_operand.
1175 1999-12-09 Mark Mitchell <mark@codesourcery.com>
1177 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
1178 EXPR_WITH_FILE_LOCATION.
1180 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1182 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
1183 in expander.
1185 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
1187 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
1188 updating code.
1190 1999-12-09 Jakub Jelinek <jakub@redhat.com>
1192 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
1193 default on linux64 again.
1194 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
1195 models for multilibing.
1196 * genmultilib: Accept | as alternative separator within a set in
1197 MULTILIB_OPTIONS.
1199 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
1201 * calls.c (precompute_arguments): Make sure initial_value contains
1202 value pseudo which CSE expects.
1203 * cse.c (struct set): New entry orig_src.
1204 (cse_insn): Set it early on entry, use it for libcall EQUIV note
1205 replacement.
1207 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
1209 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
1211 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
1213 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
1215 1999-12-08 Jakub Jelinek <jakub@redhat.com>
1217 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
1218 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
1220 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
1221 if TARGET_ARCH32.
1223 * longlong.h: Merge in changes from glibc.
1224 Also don't clobber %g2 register in 32bit SPARC assembly, so that
1225 -mno-app-regs libgcc can be compiled.
1226 * libgcc2.c: Add defines so that the updated longlong.h
1227 can be used in libgcc2.a. Also, make sure on most architectures
1228 (at least on all which have optimized code in longlong.h defined
1229 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
1231 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1233 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
1234 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
1235 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
1236 is GNU ld.
1237 * configure: Rebuilt.
1239 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
1241 * alpha.c (secondary_reload_class): For !BWX, sub-simode
1242 outputs require a register.
1244 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
1246 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
1247 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
1248 functions like dptoul will be resolved.
1249 (libgcc2.a): Make sure that the object files from DPBIT are named
1250 differently (prefix `_dp') from those that would be coming from
1251 FPBIT.
1253 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
1255 * configure.in: When target is sparc* and tm_file contains 64,
1256 test for 64bit support in assembler. If not supported, remove
1257 sparc/t-sol2-64 from target-dependent Makefile fragments.
1258 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
1259 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
1260 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
1261 * acconfig.h (AS_SPARC64_FLAG): Added.
1262 * configure, config.in: Rebuilt.
1263 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
1264 support. Use AS_SPARC64_FLAG.
1266 1999-12-07 Jakub Jelinek <jakub@redhat.com>
1268 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
1269 suitable for holding OFmode values so that gcc works with complex
1270 quad long doubles.
1271 (hard_64bit_mode_classes): Likewise.
1273 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
1274 so that it is actually matched.
1275 (sethi_di_medlow): Likewise.
1277 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
1278 as legitimate constant if -mvis.
1279 * config/sparc/sparc.md (movtf): Likewise.
1280 (clear_sf): Use const_double_operand.
1281 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
1283 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
1284 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
1285 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
1286 routines, _Qp_* cannot be handled like that now.
1287 (INIT_TARGET_OPTABS): Likewise.
1288 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
1289 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
1290 sparc_emit_float_lib_cmp if ARCH64 and soft float.
1291 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
1292 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
1293 divtf3, sqrttf3): New expanders.
1294 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
1295 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
1296 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
1297 non-_hq patterns.
1299 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
1300 * configure: Rebuilt.
1301 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
1302 -mcpu is given and we're doing 64bit compiles.
1304 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
1306 * loop.h (struct induction): Add multi_insn_incr.
1307 * loop.c (basic_induction_var): New multi_insn_incr argument.
1308 Set it if we search back through previous insns for the biv.
1309 (record_biv): New multi_insn_incr argument; fill in struct induction.
1310 (strength_reduce): Discard an iv with multiple bivs, any of
1311 which require multiple insns to increment.
1313 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1315 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
1316 documentation.
1318 1999-12-06 David S. Miller <davem@redhat.com>
1320 * combine.c (check_promoted_subreg): Do not conditionalize this upon
1321 PROMOTE_FUNCTION_RETURN.
1323 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
1325 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
1326 and handle REG_UNUSED note on insn.
1328 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
1329 inner_mask instead of mask.
1331 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
1333 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
1334 zero if there was an error.
1336 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1338 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
1339 output string.
1341 * longlong.h: Fix clobbers in SPARC asm statements.
1343 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
1344 valid sethi operations when TARGET_ARCH64.
1346 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
1347 always use move_by_pieces to avoid infinite recursion.
1348 (restore_fixed_argument_area): Likewise.
1350 * combine.c (check_promoted_subreg, record_promoted_value): New
1351 functions.
1352 (combine_instructions): Use them to retain nonzero and sign bit
1353 information after SUBREGs are eliminated by optimizations in
1354 this pass if PROMOTE_FUNCTION_RETURN.
1356 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
1357 .register declaration. Don't use variables with __ prefixes.
1359 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1361 * fold-const.c (optimize_bit_field_compare): Only use one mode
1362 for both RHS and LHS in non-constant case.
1364 1999-12-06 Nathan Sidwell <nathan@acm.org>
1366 * frame.c (start_fde_sort): Only allocate erratic array, if
1367 linear one was allocated. Return allocated flag.
1368 (fde_insert): Only insert, if there's a valid array.
1369 (fde_end_sort): Split, sort and merge if linear and erratic
1370 arrays exist, else just sort linear one.
1371 (search_fdes): New function. Linear search through original fde
1372 structure.
1373 (frame_init): Permit multiple initializations. Cope with
1374 memory shortages.
1375 (find_fde): Fallback on linear search, if failed to sort array.
1376 (__deregister_frame_info): Only free sorted array, if we
1377 allocated it.
1379 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1381 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
1383 1999-12-05 Jakub Jelinek <jakub@redhat.com>
1385 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
1387 1999-12-05 Mark Mitchell <mark@codesourcery.com>
1389 * tree.h (special_function_p): Declare.
1390 * calls.c (special_function_p): Make it global. Don't take `name'
1391 as a parameter. Fix typo in 1999-11-28 change.
1392 (expand_cal): Adjust.
1394 1999-12-04 Mark Mitchell <mark@codesourcery.com>
1396 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
1397 * tree.h (EXPR_WFL_FILENAME): Define in terms of
1398 EXPR_WFL_FILENAME_NODE.
1399 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
1400 the TREE_CHAIN.
1401 * print-tree.c (print_note): Print TREE_PRIVATE and
1402 TREE_PROTECTED.
1404 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
1405 the original die cannot be found.
1407 * varray.h (varray_head_tag): Add elements_used.
1408 (VARRAY_PUSH): New macro.
1409 (VARRAY_POP): Likewise.
1410 (VARRAY_TOP): Likewise.
1411 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
1412 types.
1413 * varray.c (varray_init): Initialize elements_used.
1414 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
1415 (INTEGRATE_H): New variable.
1416 (integrate.o): Depend on INTEGRATE_H.
1417 (unroll.o): Likewise.
1419 * function.h (insert_block_after_note): Declare.
1420 * function.c (insert_block_after_note): Split out from ...
1421 (retrofit_block): ... here.
1423 * stmt.c (expand_fixup): Fix typo in comment.
1425 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1427 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
1428 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
1429 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
1430 (regmove_optimize, fixup_match_1): Likewise.
1432 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1434 * flow.c (flow_loops_dump): Add missing argument when calling
1435 flow_loop_nested_p.
1437 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
1438 Greg McGary <gkm@gnu.org>
1440 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
1441 (init_attributes): Add A_NO_LIMIT_STACK.
1442 (decl_attributes): Handle A_NO_LIMIT_STACK.
1443 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
1444 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
1445 Handle stack bounds checking.
1446 * flags.h (flag_stack_check): Use the word 'probe' rather than
1447 'check', because the flag doesn't actually cause any checking to
1448 be done.
1449 * function.c (expand_function_start): Set
1450 current_function_limit_stack.
1451 * function.h (struct function): Add limit_stack.
1452 (current_function_limit_stack): Define.
1453 * invoke.texi (Code Gen Options): Document new options.
1454 * rtl.h: Declare stack_limit_rtx.
1455 * toplev.c (stack_limit_rtx): New variable.
1456 (decode_f_option): Handle new options -fstack-limit-register=REG,
1457 -fstack-limit-symbol=IDENT, -fno-stack-limit.
1458 (main): Add stack_limit_rtx as GC root.
1459 * tree.h (DECL_NO_LIMIT_STACK): New macro.
1460 (struct tree_decl): New member no_limit_stack.
1462 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
1463 stack_limit_rtx.
1464 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
1465 (conditional_trap+1): Get new mnemonic correct.
1466 (conditional_trap+2): New pattern for DImode traps.
1468 * config/m68k/m68k.c (output_function_prologue): Handle
1469 stack_limit_rtx.
1470 * config/m68k/m68k.md (trap): New insn.
1471 (conditional_trap): New insn.
1472 * md.texi (Standard Names): Document `trap' and
1473 `conditional_trap'.
1474 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
1475 so a cc0 setter doesn't get emitted at some random place in the
1476 function.
1478 * config/i960/i960.md (trap): New insn.
1479 (conditional_trap): New expander.
1480 (conditional_trap+1, conditional_trap+2): New insns for signed
1481 and unsigned cases.
1482 * config/i960/i960.c (i960_function_prologue): Use
1483 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
1485 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
1486 Geoffrey Keating <geoffk@cygnus.com>
1488 * flags.h (warn_padded, warn_packed): Add global var decls.
1489 * toplev.c (warn_padded, warn_packed): Add global var defns.
1490 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
1491 * stor-layout.c (layout_record): Add local variable `type'
1492 to hold often-used TREE_TYPE (field). Add local variable
1493 `unpacked_align' to hold alignment that would be in force
1494 if no `packed' attribute were present. Warn if `packed' attribute
1495 is unnecessary, or even harmful. Warn when gcc inserts padding
1496 to satisfy alignment requirements of members. Use NULL_TREE
1497 when checking whether var_size is set.
1498 * invoke.texi: Document new flags.
1500 1999-12-03 Nathan Sidwell <nathan@acm.org>
1502 * frame.c (fde_split): Reimplement to avoid variable sized array.
1504 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1506 * combine.c (try_combine): Before fixing up LOG_LINKS for the
1507 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
1509 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
1511 * invoke.texi: Document the mips option -mno-crt0
1513 1999-12-02 Mike Karr <mkarr@mathworks.com>
1515 * cccp.c (argdata): Added free_ptr member.
1516 (macroexpand): Initialize free_ptr of each argument. When an
1517 argument's buffers are freed, if the argument's free_ptr corresponds
1518 to a buffer on the input stack, then return the free_ptr to that stack
1519 frame, otherwise, free it.
1520 (macarg): If an argument begins and ends on the same input stack level,
1521 then transfer the free_ptr of that buffer to the argument in case
1522 the stack is popped during the processing of a subsequent argument.
1524 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
1526 * loop.c (note_reg_stored): New function.
1527 (struct note_reg_stored_arg): New structure.
1528 (try_copy_prop): Change to be more conservative; only replace within
1529 one extended basic block and stop replacing if a store to the
1530 replacement reg is seen.
1532 1999-12-02 Nick Clifton <nickc@cygnus.com>
1534 * config/fp-bit.c: Initialise all fields of the NAN
1535 constants.
1537 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
1538 to HANDLE_PRAGMA.
1540 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1542 * i386.md (extend?f?f2): Force the input into a register, not
1543 the output.
1545 1999-12-01 Jakub Jelinek <jakub@redhat.com>
1547 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
1548 regclass' sake.
1549 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
1550 alternative because setting up 64bit constant is usually costly,
1551 especially when reload is in progress or completed.
1552 (movdf_const_intreg_sp64): Likewise.
1553 (movdf_const_intreg split): Fix building up constants when
1554 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
1556 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
1558 * combine.c (if_then_else_cond): Use const_true_rtx instead of
1559 const1_rtx for return values in EQ/NE comparison against (const_int 0)
1560 case.
1562 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
1563 (asm_file_start): Emit .am33 into assembly file when compiling for
1564 the AM33.
1565 (print_operand_address): Handle POST_INC addresses.
1566 (can_use_return_insn, initial_offset): Check AM33 registers too.
1567 (expand_prologue): Check & save AM33 registers too.
1568 (expand_epilogue): Similarly.
1569 (secondary_reload_class): Handle AM33 specific secondary reloads.
1570 (output_tst): Emit efficient code for the AM33 too.
1571 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
1572 (TARGET_SWITCHES): Add -mam33 switch.
1573 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
1574 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
1575 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
1576 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
1577 (enum reg_class, REG_CLASS_NAMES): Likewise.
1578 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
1579 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1580 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
1581 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
1582 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
1583 (HAVE_POST_INCREMENT): Define.
1584 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
1585 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
1586 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
1587 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
1588 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
1589 (zero_extend to SI from QI/HI): Likewise.
1590 (sign_extend to SI from QI/HI): Likewise.
1591 (mulsidi3, umulsidi3): New patterns for the AM33.
1592 (tstsi with zero extension from QI/HI): Add AM33 variants.
1593 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
1594 (return_internal_regs, store_movm): Handle new AM33 registers.
1595 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
1596 (LIBGCC, INSTALL_LIBGCC): Likewise.
1597 * invoke.texi: Document new flags.
1599 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1601 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
1602 (addsi3_carry): Likewise.
1603 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
1604 (sbbsi3_carry): Likewise.
1605 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
1606 (mulhi3): Likewise.
1607 (test?i_1): Ensure that only one operand is memory.
1608 (conditional move patterns): likewise.
1609 (shift and rotate patterns): Rewrite to expander, add
1610 "binary_operator_ok" to the condition.
1612 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
1613 * i386.h (procesor_costs): Add movzbl_load field.
1614 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
1615 non-Q registers, accept DImode registers anywhere.
1616 (Q_CLASS_P): New.
1617 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
1618 * i386.c (*_cost): Set value for movxbl_load field.
1620 * (addsi): New add to lea splitter.
1621 (ashlsi): Likewise.
1622 (lea to add/shift peep2): New.
1624 1999-12-01 Mark Salter <msalter@cygnus.com>
1626 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
1627 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
1628 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
1630 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1632 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
1633 * i386.md (movsi_xor): New.
1634 (movsi_or): New.
1635 (movsi_1, movhi_1, movqi_1): Remove.
1636 (movsi_2): Rename to movsi_1.
1637 (movhi_2): Rename to movhi_1.
1638 (movqi_2): Rename to movqi_1.
1639 (movdi_1): Remove; remove splitter.
1640 (movdi_2): Rename to movdi_1.
1641 (divmodsi4 splitter): Do not emit clobbers for move patterns.
1642 (long move peep2): Do not create QI or HI mode mov0s
1643 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
1645 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
1646 rewrite splitters.
1648 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
1649 (abs?f2_if): Likewise.
1651 1999-11-30 Alex Samuel <samuel@codesourcery.com>
1653 * ggc.h (ggc_test_and_set_mark): New macro.
1654 (ggc_mark_rtx): Use ggc_test_and_set_mark.
1655 (ggc_mark_tree): Likewise.
1656 (ggc_mark_rtvec): Likewise.
1657 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
1659 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
1661 * dwarf2out.c (scope_die_for): Only handle types. Only search for
1662 containing types.
1663 (decl_scope_table): Just an array of trees now.
1664 (push_decl_scope): Simplify.
1665 (dwarf2out_init): Adjust.
1666 (local_scope_p): New fn.
1667 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
1668 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
1669 (gen_typedef_die): Likewise.
1670 (gen_lexical_block_die): Don't call push/pop_decl_scope.
1671 (gen_inlined_subroutine_die): Likewise.
1672 (gen_abstract_function): Set current_function_decl temporarily.
1673 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
1674 Handle block extern declarations. Don't call push/pop_decl_scope.
1675 (gen_decl_die): Fix logic for block externs.
1677 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1679 * calls.c (special_function_p): Remove `realloc' and add `strdup'
1680 to the list of functions which have attribute malloc by default.
1682 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1684 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
1685 integer constant does not match the traditional type, limit the
1686 warnings to cases where the base of the type is ten.
1688 * invoke.texi (-Wtraditional): Document it.
1690 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1692 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
1693 * rs6000.md: Only access a CONST_INT with INTVAL
1695 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
1697 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
1698 (compute_nearerout): Likewise.
1699 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
1700 size_t to unsigned long for formatting.
1702 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1704 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
1705 Allow the user to override call-used/fixed state of %g2-5
1706 registers from the command line (with the exception of %g4 for
1707 embedded model).
1708 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
1709 there is a higher chance of having a leaf function.
1710 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
1711 for ARCH64 which has %ccr register.
1712 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
1713 patterns.
1714 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
1715 insn accept into delay slot any insn which does not use %[ol]
1716 registers. Accept some LO_SUM and shift left by 1 for the normal
1717 restore case.
1718 (output_function_epilogue): Likewise.
1719 (epilogue_renumber): Added argument which inhibits any renumbering
1720 and just tests if the rtx does not use any %[ol] registers.
1721 (output_return): Reflect above change.
1723 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1725 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
1726 aggregate passing for sizes <= 16 bytes.
1728 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
1730 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
1731 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
1732 * reload.c (find_dummy_reload): Likewise.
1733 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
1734 * reload1.c (reload_as_needed): Likewise.
1735 * stupid.c (stupid_find_reg): Likewise.
1736 * tm.texi (Obsolete Register Macros): Delete section.
1737 * gmicro.h: Remove all traces of the two macros.
1738 * i386.h: Likewise.
1739 * m88k.h: Likewise.
1740 * mips.h: Likewise.
1742 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
1744 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
1745 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
1746 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
1747 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
1748 units for the sparclite86x chip.
1749 (flush): Revert October 14th change; add SImode specifically.
1750 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
1751 * invoke.texi: Document it.
1753 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
1755 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
1756 psimode_truncation_operand.
1758 * config/mn10200/mn10200.c (psimode_truncation_operand): New
1759 function. Return true if the operand is either a MEM valid
1760 for a PSImode address or not a MEM at all.
1762 * config/mn10200/mn10200.md (truncsipsi2): Use
1763 psimode_truncation_operand.
1765 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1767 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
1768 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
1769 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
1770 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
1771 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
1772 (flow_loop_level_compute, low_loops_level_compute): Likewise.
1773 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
1774 * basic-block.h: Protect from multiple inclusion.
1775 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
1776 (struct loops, struct loop): Define structures.
1777 * sbitmap.c (sbitmap_a_subset_b_p): New function.
1778 * sbitmap.h: Protect from multiple inclusion.
1779 (sbitmap_a_subset_b_p): Add prototype.
1780 * Makefile.in (LOOP_H): New macro.
1781 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
1783 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
1785 * cppinit.c (CAT): The argument list of this macro may not contain
1786 spaces !
1788 1999-11-29 David S. Miller <davem@redhat.com>
1790 Move quantity tables and register equivalence chains into
1791 per-qty and per-register structure arrays respectively.
1792 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
1793 qty_const_insn, qty_comparison_code, qty_comparison_const,
1794 qty_comparison_qty): Delete, replace with...
1795 (qty_table): this structure table.
1796 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
1797 (reg_eqv_table): this structure table.
1798 (make_new_qty): Add argument MODE. Caller updated.
1799 Update to use qty_table and reg_eqv_table.
1800 (make_regs_eqv, delete_reg_equiv, insert_regs,
1801 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
1802 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
1803 cse_process_notes, cse_main, cse_basic_block): Likewise.
1805 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1807 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
1808 operation if C is negative.
1809 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
1810 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
1811 law for some divisions if constant is negative and change other
1812 divisions to the opposite rounding.
1814 * expr.c (store_constructor_field): If bit position is not multiple
1815 of alignment of TARGET's mode, use BLKmode.
1817 * expr.c (expand_expr_unaligned): Add more code from full case
1818 that is needed when OP0 is in a register.
1820 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1822 * dwarfout.c (field_byte_offset): Size can be zero if there was
1823 an error.
1825 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1827 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
1828 (associate_trees): Delete unused var TEM.
1829 (extract_muldiv): Delete unused var CANCEL_P.
1831 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
1832 (target_isinf, target_isnan, target_negative): Add return types to
1833 function definitions.
1835 1999-11-29 Bruce Korb <autogen@linuxbox.com>
1837 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
1838 * fixinc/hackshell.tpl: ditto
1839 * fixinc/fixtests.c(double_slash_test): more C++ header testing
1840 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
1842 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1844 * reload.c (push_reload): When looking for a register to put into
1845 reg_rtx, make sure all hard regs in a multi-reg register are in the
1846 right class and nonfixed.
1848 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
1849 pending_read_insns, pending_write_insns, pending_read_mems,
1850 pending_write_mems, pending_list_length, last_pending_memory_flush,
1851 last_function_call, sched_before_next_call): Move static variables
1852 into a structure.
1853 (bb_ prefixed versions): Replace with single array bb_deps.
1854 (struct deps): New structure.
1855 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
1856 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
1857 argument of type "struct deps *"; use that instead of global
1858 variables. All callers changed.
1859 (init_rgn_data_dependencies): Delete function.
1860 (init_rtx_vector): Delete function.
1861 (init_deps): New function.
1863 (free_pending_lists): Simplify, we always use the bb_deps array even
1864 if only one basic block.
1865 (compute_block_backward_dependences): Likewise.
1866 (schedule_region): Likewise.
1868 (propagate_deps): New function, broken out of
1869 compute_block_backward_dependences.
1870 (compute_block_backward_dependences): Use it.
1872 * alpha.md: Delete useless patterns that tried to work around
1873 register elimination problems.
1875 * unroll.c (loop_iterations): Don't abort if iteration variable
1876 was made by loop.
1878 From Joern Rennecke:
1879 * reload1.c (reloads_conflict): Reverse test comparing operand
1880 numbers when testing for conflict between output/outaddr reloads.
1882 1999-11-29 David S. Miller <davem@redhat.com>
1884 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
1885 arg.
1886 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
1888 1999-11-28 Robert Lipe <robertl@cygnus.com>
1890 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
1891 table from .fini into .dtor.
1893 1999-11-28 Anthony Green <green@cygnus.com>
1895 * tree.h (struct tree_decl): Add malloc_flag.
1896 (DECL_IS_MALLOC): Define.
1897 * c-common.c (attrs): Add A_MALLOC attribute.
1898 (init_attributes): Add this attribute to the table.
1899 (decl_attributes): Handle malloc attribute.
1900 * calls.c (special_function_p): Check for the malloc attribute.
1901 * extend.texi (Function Attributes): Document malloc attribute.
1903 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
1905 * pa.md (reload shift-add patterns): Remove.
1907 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1909 * reorg.c (dbr_schedule) Print more statistics. Corrected
1910 problem when printing info when 3 delay slots are filled.
1912 1999-11-28 Jakub Jelinek <jakub@redhat.com>
1914 * combine.c (setup_incoming_promotions): Pass an outgoing
1915 regno to FUNCTION_ARG_REGNO_P which it expects.
1917 1999-11-28 Andreas Jaeger <aj@suse.de>
1919 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
1921 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
1923 * cccp.c (do_include): Avoid initialization of automatic variable.
1925 * integrate.c (mark_stores): Function definition made void, to match
1926 previous declaration.
1927 * regclass.c (dump_regclass): Ditto.
1928 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
1930 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1932 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
1933 known to be multiple of divisor.
1935 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
1937 * combine.c (try_combine): Add code to try to merge a set of a
1938 two-word pseudo to a constant with a setting of one of those words
1939 to a constant.
1941 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
1942 (split_tree): Completely rework to make more general.
1943 (make_range, fold): Call negate_expr.
1944 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
1945 (fold, associate): Call new split_tree and associate_trees.
1946 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
1948 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
1950 * loop.c (try_copy_prop): Avoid GNU C extension.
1952 1999-11-25 Mark Mitchell <mark@codesourcery.com>
1954 * except.c (init_eh_for_function): Still zero eh_return_context,
1955 eh_return_stack_adjust, and eh_return_handler.
1957 * except.h (eh_status): Adjust documentation for x_protect_list.
1958 (begin_protect_partials): New function.
1959 * except.c (enqueue_eh_entry): Fix formatting.
1960 (get_first_handler): Add consistency check.
1961 (add_partial_entry): Adjust usage of protect_list.
1962 (emit_cleanup_handler): Save and restore ehqueue.
1963 (expand_start_all_catch): Add comment.
1964 (begin_protect_partials): New function.
1965 (end_protect_partials): Adjust usage of protect_list.
1966 (init_eh_for_function): Use xcalloc.
1968 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1970 * c-common.c (check_format_info): Don't call a variadic function
1971 with a non-literal format string.
1973 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
1975 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
1976 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
1977 Likewise.
1979 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
1980 Likewise.
1982 * collect2.c (collect_wait): Likewise.
1984 * dbxout.c (dbxout_type): Likewise.
1986 * gcc.c (do_spec_1): Likewise.
1988 * genemit.c (gen_insn, gen_expand): Likewise.
1990 * genrecog.c (write_switch, write_subroutine): Likewise.
1992 * mips-tfile.c (catch_signal, botch): Likewise.
1994 * print-rtl.c (print_rtx): Likewise.
1996 * toplev.c (default_print_error_function, report_error_function,
1997 _fatal_insn): Likewise.
1999 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2001 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
2003 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2005 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
2006 operations when needed.
2007 * i386.md (fop_?f_comm): New.
2008 (fop_?f_1): Do not accept commutative operands.
2010 1999-11-25 Andreas Jaeger <aj@suse.de>
2012 * config/mips/mips.md (casesi_internal): Add missing brace.
2014 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
2016 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
2017 (splice_child_die): Handle moving a child DIE from the declaration
2018 DIE of a class to its specification.
2019 (gen_struct_or_union_type_die): Use 'complete' consistently.
2020 (gen_decl_die): Generate the virtual context DIE first.
2021 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
2023 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
2025 * config/mips/mips.md (call_value_multiple_interanal1): New.
2027 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
2029 * dwarf2out.c (free_AT, free_die): New fns.
2030 (remove_children): Call them.
2031 (output_line_info): Disable removal of duplicate notes.
2033 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
2034 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
2035 means pretend the type isn't defined.
2036 Don't defer emitting types.
2037 (gen_type_die_for_member): New fn.
2038 (gen_decl_die): Call it.
2039 (splice_child_die): New fn.
2040 (gen_member_die): Call it rather than generate duplicate dies.
2042 Defer emitting information for the abstract instance of an inline
2043 until we either inline it or emit an out-of-line copy.
2044 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
2045 from output_inline_function if DECL_ABSTRACT is also set.
2046 (block_ultimate_origin): Likewise.
2047 (gen_abstract_function): New fn.
2048 (gen_decl_die, gen_inlined_subroutine_die): Call it.
2049 (gen_subprogram_die): An abstract instance is not a declaration
2050 just because it doesn't match current_function_decl. Don't abort
2051 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
2052 has an abstract origin.
2053 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
2054 abstract instance here.
2056 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
2058 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
2059 where we need to reload fpul from a system register.
2061 1999-11-24 Andreas Jaeger <aj@suse.de>
2063 * config/mips/linux.h (CPP_PREDEFINES): Added.
2064 (LINK_SPEC): Remove -Y since this is only needed on sparc.
2066 1999-11-24 Andreas Jaeger <aj@suse.de>
2068 * config/mips/linux.h (TARGET_VERSION): Added.
2069 (HANDLE_SYSV_PRAGMA): Added.
2070 (DEFAULT_VTABLE_THUNKS): Added.
2072 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2074 * local-alloc.c (qty): New structure and static variable.
2075 (qty_phys_reg): Remove, all references changed to qty.
2076 (qty_n_refs): Likewise.
2077 (qty_min_class): Likewise.
2078 (qty_birth): Likewise.
2079 (qty_death): Likewise.
2080 (qty_size): Likewise.
2081 (qty_mode): Likewise.
2082 (qty_n_calls_crossed): Likewise.
2083 (qty_alternate_class): Likewise.
2084 (qty_changes_size): Likewise.
2085 (qty_first_reg): Likewise.
2086 (alloc_qty): Rename variable QTY to QTYNO.
2087 (finf_free_reg): Likewise.
2088 (local_alloc): Allocate qty, do not allocate the removed variables.
2090 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
2092 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
2093 when -membedded-pic is passed.
2095 * config/mips/mips.md (casesi): Handle 64-bit case too.
2096 (casesi_internal_di): New insn.
2098 * config/mips/mips.c (embedded_pic_offset): Always make the
2099 embedded-pic subtractions relative to the name of the current
2100 function by use of the magic string "..CURRENT_FUNCTION".
2101 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
2103 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
2105 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
2106 of (const_int 0), when what we really care about is
2107 whether it's a zero constant anyway.
2108 (div_trap_mips16): Likewise.
2110 1999-11-23 Mark Mitchell <mark@codesourcery.com>
2112 * loop.c (loop_optimize): Always find_loop_tree_blocks and
2113 unroll_block_trees when generating debuggable code.
2115 * tree.h (unsave_expr_1): New function.
2116 (lang_unsave): New variable.
2117 (get_callee_fndecl): New function.
2118 * tree.c (unsave_expr_now_r): New function.
2119 (lang_unsave): Define.
2120 (unsave_expr_1): Likewise.
2121 (unsave_expr_now_r): Split out from unsave_expr_now.
2122 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
2123 call unsave_expr_now_r.
2124 (get_callee_fndecl): Define.
2126 * Makefile.in (gencheck): Don't depend on lang_tree_files.
2127 (gencheck.o): Do depend on lang_tree_files.
2129 * integrate.h (copy_decl_for_inlining): New declaration.
2130 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
2131 (copy_decl_for_inlining): New function.
2132 (integrate_parm_decls): Use it.
2133 (integrate_decl_tree): Likewise.
2135 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
2137 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
2138 the second two from the first.
2139 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
2140 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
2141 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2142 ISA_HAS_FP4.
2143 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
2144 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2145 ISA_HAS_FP4.
2147 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
2149 * pa.md (call_internal_symref, call_value_internal_symref): No mode
2150 needed on the address operand.
2151 * pa.c (call_operand_address): Check for the correct mode.
2153 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
2155 * loop.c: Include "basic-block.h".
2156 (try_copy_prop, replace_loop_reg): New functions.
2157 (load_mems): Detect registers that just hold copies of the hoisted
2158 mem, and call try_copy_prop to eliminate them.
2159 * Makefile.in (loop.o): Update dependencies.
2161 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
2163 * Makefile.in (gencheck.o): Depend on gencheck.h.
2164 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
2165 (insn-peep.o): Depend on except.h and function.h.
2166 (insn-attrtab.o): Depend on RECOG_H.
2167 (insn-output.o): Depend on toplev.h and flags.h.
2168 (gengenrtl.o): Depend on real.h.
2169 (gen-protos.o): Depend on cpplib.h and cpphash.h.
2170 Unify all dependencies to be on RECOG_H rather than recog.h.
2172 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2174 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
2175 * configure.in: Try building a bi-arch 32/64-bit compiler on
2176 sparc-*-solaris2.7 and higher.
2177 * configure: Rebuild.
2179 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
2181 * config/freebsd.h: New, FreeBSD architecture independent file.
2182 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
2183 independent pieces.
2184 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
2185 directly by i386/freebsd.h.
2186 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
2187 independent configuration file.
2188 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
2189 directly by i386/freebsd.h.
2190 * configure: Rebuilt.
2192 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
2193 which is in the user's namespace.
2194 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
2195 `i386' which is not in our namespace.
2197 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
2199 * invoke.texi (ARM Options): Add in -mno-alignment-traps
2201 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2203 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
2204 (add_dwarf_attr, add_child_die): Just push onto the front.
2205 (reverse_die_lists): New fn.
2206 (add_sibling_attributes): Use it.
2207 (push_decl_scope): Reorganize.
2208 (add_name_and_src_coords_attributes): Don't set file and line for
2209 an artificial decl.
2210 (gen_subprogram_die): An artificial function doesn't need to match
2211 file and line.
2212 (gen_compile_unit_die): Return the generated die. Only add
2213 AT_comp_dir if the filename is relative.
2214 (remove_AT): Simplify loop. Also free string values.
2215 (output_die): A DIE ref can't be null.
2216 (output_value_format, value_format): Take a dw_attr_ref.
2217 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
2218 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2219 AT_addr, AT_lbl): New fns.
2220 (various): Use them.
2221 (various): Constify.
2223 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2225 * combine.c (combine_simplify_rtx): When handling a SUBREG,
2226 take SUBREG_WORD into account.
2227 (if_then_else_cond): Likewise.
2229 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2231 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
2232 clause from BSD license, pursuant with
2234 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
2236 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
2238 * loop.c (load_mems): Reformat slightly.
2239 * basic-block.h (regset_head): New typedef.
2240 (INIT_REG_SET): New macro.
2242 1999-11-22 Bruce Korb <autogen@linuxbox.com
2244 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
2245 (mips-dec-bsd*): non-functional code
2246 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
2248 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
2249 added three replacement fixes
2250 (no_double_slash): removed comments that are not (any longer) pertinent
2251 (bad_lval): this fix currently runs against many files.
2252 The comment seems to indicate that we should select for files
2253 containing 'pragma extern_prefix'.
2255 * fixinc/fixinc.x86-linux-gnu: deleted
2256 * fixinc/inclhack.sh: regen
2257 * fixinc/fixincl.x: regen
2258 * fixinc/fixincl.sh: regen
2260 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
2262 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
2263 its code is INSN and it has no notes.
2265 1999-11-22 Andrew Haley <aph@cygnus.com>
2267 * varasm.c (function_defined): Remove.
2268 (make_function_rtl): Don't set function_defined.
2269 (make_decl_rtl): Remove global register warning.
2270 * regclass.c (no_global_reg_vars): New variable.
2271 (globalize_reg): Warn if function has already been defined.
2272 (regclass_init): Set no_global_reg_vars.
2274 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2276 * regclass.c (reg_pref): New structure and static variable
2277 (prefclass): Delete.
2278 (altclass): Delete.
2279 (all uses of prefclass and altclass): Use reg_pref instead.
2281 1999-11-21 Nick Clifton <nickc@cygnus.com>
2283 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
2284 -malignment-traps.
2285 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
2286 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2287 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2289 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
2291 * varasm.c (output_constructor): Solve problem with long long
2292 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
2294 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2296 * global.c (allocno): New structure and static variable.
2297 (allocno_reg): Remove, all references replaced by allocno.
2298 (allocno_size): Likewise.
2299 (hard_reg_conflicts): Likewise.
2300 (hard_reg_preferences): Likewise.
2301 (hard_reg_copy_preferences): Likewise.
2302 (hard_reg_full_preferences): Likewise.
2303 (regs_someone_prefers): Likewise.
2304 (allocno_calls_crossed): Likewise.
2305 (allocno_n_refs): Likewise.
2306 (allocno_live_length): Likewise.
2307 (find_reg): Rename ALLOCNO to NUM.
2309 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
2310 references updated.
2311 (may_move_out_cost): New variable.
2312 (init_reg_sets_1): Initialize may_move_out_cost.
2313 (record_reg_classes): Use may_move_out_cost.
2315 * regclass.c (dump_regclass): New function.
2316 (regclass): New parameter DUMP, call DUMP_REGCLASS.
2317 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
2318 pass rtl_dump_file to regclass.
2319 * rtl.h (regclass): Update prototype.
2321 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2323 * i386.md (neg, not and abs patterns): Revmap to use
2324 ix86_expand_unary_operator and ix86_unary_operator_ok.
2325 (add?f and sub?f expanders): Force operand 1 to register.
2326 * i386.c (ix86_expand_unary_operator): Rewrite.
2327 (ix86_unary_operator_ok): Ensure that memory operands
2328 match real opcode.
2329 (ix86_binary_operator_ok): Do not allow operand 1 to
2330 come into memory and operand 0 not.
2331 (ix86_expand_binary_operator): Ensure that
2332 src1 is not non-matching memory.
2334 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
2335 to support integer registers and memory.
2336 (abss?2_integer): Likewise.
2338 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
2339 (REG_CLASS_NAMES): Likewise.
2340 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
2341 and GENERAL_REGS.
2342 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
2343 (movsf): Likewise; unify 4th and 5th alternative.
2344 (pushdf): Likewise.
2345 (movdf_1): Likewise; rename to movdf_integer.
2346 (pushxf): Likewise; rename to pushxf_integer; fix output template;
2347 remove redundant splitter.
2348 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
2349 (movdf_nointeger): New.
2350 (movxf_nointeger): New.
2351 (pushxf_nointeger): New.
2353 * i386.md (extend?f?f): Split to expander and pattern, refuse two
2354 memory operands in patterns.
2355 (fop*): Refuse two memory operands.
2357 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
2358 on !TARGET_USE_CLTD CPUs.
2360 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
2362 * extend.texi: Document C++ restricted pointers and references.
2364 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
2366 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
2367 (invalidate_skipped_set): Call it unconditionally.
2368 (cse_set_around_loop): Likewise.
2370 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2372 * rtl.texi (mem): Add documentation for alias-set argument
2373 to RTX `mem'.
2375 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2377 * i386.h (struct_processor_costs): New fields int_load, int_store,
2378 fp_move, fp_load and fp_store
2379 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
2380 fp->int moves
2381 (MEMORY_MOVE_COST): New macro.
2382 * i386.c (386_cost): Define new fields.
2383 (i486_cost): Likewise.
2384 (pentium_cost): Likewise.
2385 (pentiumpro_cost): Likewise.
2386 (k6_cost): Likewise.
2388 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
2389 Geoffrey Keating <geoffk@cygnus.com>
2391 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
2393 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
2394 MASK_ALIGN_INT.
2396 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
2397 (TARGET_STRICT_ALIGNMENT): New macro.
2398 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
2399 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
2400 * invoke.texi (M680x0 Options): Document -mstrict-align.
2402 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
2403 Richard Henderson <rth@cygnus.com>
2405 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
2406 (ix86_split_long_move): Declare.
2407 * i386.c (split_xf, ix86_split_movdi): Remove.
2408 (ix86_split_to_parts, ix86_split_long_move): New.
2409 * i386.md (dimode move splitters): Use ix86_split_long_move.
2410 (dfmode move splitters): Likewise.
2411 (xfmode move splitters): Likewise.
2412 (movsf_1): Allow F->r.
2413 (movdf_1, movxf_1): Allow F->ro.
2415 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2417 * except.h (struct eh_entry): Add goto_entry_p.
2418 (eh_region_from_symbol): Remove prototype.
2419 * except.c (find_func_region_from_symbol): New function.
2420 (emit_cleanup_handler): Likewise.
2421 (eh_region_from_symbol): Make it static.
2422 (add_new_handler): Verify the argument.
2423 (find_func_region): Update comment.
2424 (expand_eh_region_end): Expand handlers here, rater than waiting
2425 until expand_leftover_cleanups or start_all_catch.
2426 (expand_leftover_cleanups): Don't expand here.
2427 (expand_start_all_catch): Or here.
2428 (expand_rethrow): Check the return value from find_func_region.
2429 * function.c (expand_function_end): Emit the catch_clauses.
2431 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
2433 * integrate.c (expand_inline_function): Add necessary check for NULL.
2435 1999-11-18 Nick Clifton <nickc@cygnus.com>
2437 * toplev.c (main): Correctly detect an unrecognised option.
2439 * cppinit.c (cpp_handle_option): Do not claim to have consumed
2440 a -f option if it has not been recognised.
2442 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
2444 * basic-block.h (update_life_extent): Remove trailing comma on
2445 enumeration type list.
2447 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2449 * varasm.c (output_constructor) Solved problem with long long
2450 bitfields. Corrected calculating this_time and shift. Also
2451 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
2453 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
2455 * flow.c (split_edge): Take looping structure into account when
2456 determining where to put the new block note.
2458 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
2460 * Makefile.in (ggc-none.o): Provide host specific version if
2461 needed.
2463 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
2465 * cse.c (delete_trivially_dead_insns): Identify no-op insns
2466 containing subregs too.
2468 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2470 * invoke.texi: Add documentation for -muninit-const-in-rodata.
2471 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
2472 (TARGET_UNINIT_CONST_IN_RODATA): Define.
2473 (text_section): Add switches -munint-const-in-rodata and
2474 -mno-uninit-const-in-rodata.
2475 (ASM_OUTPUT_COMMON): Remove.
2476 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
2477 const objects should be placed in read-only data. Otherwise declare
2478 them in common.
2480 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
2482 * jump.c (jump_optimize_1): Revert last change.
2484 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
2486 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
2487 test if optimizing for size.
2489 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2491 * Makefile.in (toplev.o): Depend on except.h.
2492 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
2494 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2496 * i386.md (divmodsi4): Rewrite to expander.
2497 (*divmodsi4_nocltd): New.
2498 (*divmodsi4_cltd): New.
2499 (divmodsi4 splitter): Handle the case when input comes in edx.
2500 (udivmodhi4): Do not use constraints in exander.
2501 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
2503 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
2505 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
2506 for the common case.
2508 1999-11-16 Jakub Jelinek <jakub@redhat.com>
2510 * explow.c (hard_function_value): Add outgoing argument.
2511 * expr.h (hard_function_value): Declare it.
2512 * calls.c (expand_call, emit_library_call_value): Update callers.
2513 * function.c (aggregate_value_p): Ditto.
2514 (diddle_return_value): Must look at the outgoing registers
2515 on archs with register windows.
2517 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
2519 * alpha.c (alpha_build_va_list): Use make_lang_type and
2520 initialize TYPE_NAME for the va_list record.
2522 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
2524 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
2525 for printing.
2526 * ggc.h (struct ggc_statistics): Rearrange elements for better
2527 packing on 64-bit hosts.
2528 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
2529 (compute_nearerout): Likewise.
2531 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
2533 * config/rs6000/rs6000.c (first_reg_to_save): Save
2534 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
2536 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
2538 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
2539 notion of nesting to find the DIE for a type or function.
2540 DIEs can go in limbo even if we got a context_die.
2541 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
2542 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
2543 for local type.
2544 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
2545 (gen_type_die): Writing out the context doesn't cause member class
2546 template instantiations to be written out as well.
2548 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
2550 * rs6000.h (ASM_OUTPUT_DEF): New.
2551 Based on proposed addition from David Edelsohn.
2553 1999-11-15 Robert Lipe <RobertLipe@usa.net>
2554 Bruce Korb <autogen@linuxbox.com>
2556 * fixinc/inclhack.def
2557 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
2558 (unixware7_byteorder_fix): added. Removes conflicts for new defs
2559 in net/inet.h.
2560 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
2561 (svr4_endian): enabled with SVR5
2562 (svr4_mkdev): simplified syntax and enabled with SVR5
2564 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
2566 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
2567 * configure: Rebuilt.
2568 * config/t-freebsd-thread: New file.
2570 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
2572 * i386.c (ix86_decompose_address): Verify the base is a REG
2573 before trying to examine its register number.
2575 * basic-block.h: Remove all #defines and prototypes related to
2576 integer lists.
2577 (free_bb_mem, compute_preds_succs): Remove prototype.
2578 * rtl.h (free_bb_mem): Remove prototype.
2579 * flow.c (alloc_int_list_node); Remove function.
2580 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
2581 (compute_preds_succs, free_bb_mem): Likewise.
2582 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
2583 * toplev.c (rest_of_compilation): Likewise.
2584 * haifa-sched.c (build_control_flow): Use flow generated edge
2585 list to build the haifa specific edge list.
2586 (find_rgns): Use new CFG data structures instead of pred/succ lists.
2587 (schedule_insns): Do not build pred/succ lists anymore. Instead
2588 build the edge table.
2590 * basic-block.h (dump_bb_data): Remove declaration.
2591 * flow.c (dump_bb_data): Remove function.
2592 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
2593 (sbitmap_union_of_predsucc): Likewise.
2595 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
2596 argument. All callers changed.
2597 (delete_null_pointer_checks_1): No longer need to compute the
2598 pred/succ lists.
2600 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
2601 All callers changed.
2602 (pre_expr_reaches_here_p_work): Likewise.
2603 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
2604 * lcm.c (compute_laterin): Fix initialization of LATER.
2605 (compute_nearerout): Similarly for NEARER.
2607 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2609 * cse.c (set_nonvarying_address_components): Delete unused function.
2610 (refers_to_p): Likewise.
2612 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
2614 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
2615 needed.
2617 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2619 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
2620 definition in do while (0).
2622 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
2624 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
2626 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
2628 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
2630 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
2632 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
2633 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
2634 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
2635 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
2637 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
2638 saved on the stack. Output more accurate stack frame statistics
2639 into assembler file.
2641 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
2643 * genextract.c (record_insn_name): New function.
2644 (get_insn_name): No longer a stub.
2645 (main): Call record_insn_name for each insn. After each label
2646 written, print the insn name in a comment.
2648 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2650 * output.h (const_section, init_section, fini_section): Add
2651 prototypes.
2653 * alpha/elf.h (const_section): Delete declaration.
2655 * svr4.h (const_section): Likewise.
2657 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
2659 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
2660 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
2661 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
2662 expressions.
2663 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
2664 variable-sized array bounds.
2666 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
2668 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
2669 ASM_OUTPUT_LABEL.
2671 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2673 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
2674 addresses the same way GO_IF_LEGITIMATE_INDEX does.
2676 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2678 * cse.c (hash_arg_in_struct): Delete.
2679 (struct table_elt): Delete elt in_struct.
2680 (struct set): Delete elt src_in_struct.
2681 (merge_equiv_classes): Don't set either hash_arg_in_struct or
2682 the corresponding in_struct elts.
2683 (canon_hash): Likewise.
2684 (safe_hash): Likewise.
2685 (find_best_addr): Likewise.
2686 (record_jump_cond): Likewise.
2687 (cse_insn): Likewise.
2689 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
2691 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
2693 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
2694 unsigned types.
2696 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
2698 * function.c (diddle_return_value): Put back check that the DECL_RTL
2699 for the function is a register.
2701 * function.c (diddle_return_value): Use hard_function_value to
2702 get an rtx suitable for use in the USE/CLOBBER insn.
2704 * global.c (global_conflicts): Update comments.
2705 (record_conflicts): No need to record conflicts between pseudos here.
2707 1999-11-11 Bruce Korb <autogen@linuxbox.com>
2709 * fixinc/fixincl.c: Added verbose levels for status messages
2711 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2713 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
2714 operand as argument to expand_and or expand_binop.
2716 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
2718 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
2719 gcc_add_string_root.
2721 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
2723 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
2725 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
2727 * flow.c (compute_flow_dominators): Initially put all blocks on
2728 the worklist.
2729 * lcm.c (compute_antinout_edge, compute_available): Similarly.
2730 * gcse.c (compute_cprop_avinout): Remove.
2731 (compute_cprop_data): Use compute_available.
2732 (delete_null_pointer_checks_1): Use compute_available.
2734 * basic-block.h (compute_available): Returns a void now.
2735 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
2736 to return a value anymore.
2737 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
2738 worklists. Fix boundary cases. Compute maximal solutions.
2739 (compute_laterin, compute_nearerout): Similarly.
2741 * dwarf2out.c (add_AT_location_description): Allow
2742 (mem (plus (pseudo) (...)) too.
2744 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
2746 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
2748 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
2749 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
2753 * gansidecl.h: Likewise.
2755 * rtl.c: Likewise.
2757 * rtl.h: Likewise.
2759 * toplev.h: Likewise.
2761 * tree.c: Likewise.
2763 * tree.h: Likewise.
2765 * varray.c: Likewise.
2767 * varray.h: Likewise.
2769 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
2771 * gcov.c (struct arcdata): Add hits and total, remove prob.
2772 (output_branch_counts): New.
2773 (process_args): Set output_branch_counts if -c.
2774 (calculate_branch_probs): Store hits and total instead of
2775 percentage.
2776 (output_data): Emit counts if output_branch_counts is true.
2777 * gcov.texi (Invoking Gcov): Document -c switch..
2779 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
2781 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
2782 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
2784 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
2786 * invoke.texi (C Dialect Options): Add missing builtins from
2787 c-common.c to list.
2788 * extend.texi (Other Builtins): Copy to this list.
2790 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2792 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
2793 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
2794 redundant bitmap.h.
2796 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
2798 * flow.c (compute_flow_dominators): No longer treat basic block 0
2799 or (n_basic_blocks - 1) specially. Clear the AUX field before
2800 starting computation of doms/pdoms. Fix initial state for pdoms.
2802 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2804 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
2805 match rtl.o's: added ggc.h and toplev.h
2806 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
2807 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
2808 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
2810 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
2812 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
2813 from HAVE_DOS_BASED_FILESYSTEM.
2814 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
2815 HAVE_DOS_BASED_FILESYSTEM.
2816 (main): Likewise.
2817 (split_directories): Only special-case DOS file names if
2818 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
2819 instead of explicit tests. Conditionalize on !VMS.
2820 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
2821 tests. Conditionalize on !VMS.
2822 (process_command): Only use make_relative_prefix if !VMS.
2823 (free_split_directories): Conditionalize on !VMS.
2824 (DIR_UP): Conditionalize on !VMS.
2826 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
2828 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
2830 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
2832 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
2833 case.
2835 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
2837 * invoke.texi (Environment Variables): Document relative path
2838 lookup.
2839 * gcc.c (DIR_UP): If not defined, define as "..".
2840 (standard_bindir_prefix): New static, holds target location to
2841 install binaries.
2842 (split_directories): New function to split a filename into
2843 component directories.
2844 (free_split_directories): New function, release memory allocated
2845 by split_directories.
2846 (make_relative_prefix): New function, make a relative pathname if
2847 the compiler is not in the expected location.
2848 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
2849 can figure out an appropriate prefix from argv[0].
2850 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
2851 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
2852 STANDARD_BINDIR_PREFIX.
2854 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2856 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
2857 in c4x.c.
2858 * config/c4x/c4x.h: Moved prototypes to c4x.h.
2859 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
2860 c4x_secondary_memory_needed) Delete.
2861 (fp_zero_operand): Add mode argument.
2863 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
2865 * reload1.c (reload_reg_free_for_value_p): Don't use a register
2866 that is in reload_reg_used.
2868 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
2870 * config/arm/arm-protos.h: New file: Prototypes for functions
2871 defined in arm.c and pe.c.
2872 * config/arm/arm.h: Fix compile time warnings.
2873 * config/arm/arm.c: Fix compile time warnings.
2874 * config/arm/pe.h: Fix compile time warnings.
2875 * config/arm/aout.h: Fix compile time warnings.
2877 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
2879 * config/m32r/m32r-protos.h: New file: Prototypes for functions
2880 defined in m32r.c
2882 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
2883 Add support for subtargets.
2884 Add prototypes for new predicates.
2885 Add scheduling macros.
2887 * config/m32r/m32r.c: Fix compile time warnings.
2888 (int8_operand): New predicate function.
2889 (reg_or_cmp_int16_operand): New predicate function.
2890 (extend_operand): New predicate function.
2891 (m32r_adjust_code): New scheduling function.
2892 (m32r_adjust_priority): New scheduling function.
2893 (m32r_sched_init): New scheduling function.
2894 (m32r_sched_reorder): New scheduling function.
2895 (m32r_sched_variable_issue): New scheduling function.
2896 (direct_return): New codegen function.
2897 (m32r_not_same_reg): New rtl testsing function.
2899 * config/m32r/m32r.md: Fix compile time warnings.
2900 Add support for pre decrement and post increment memory
2901 references.
2902 Add S<cc> patterns.
2903 Add fabs patterns.
2905 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2907 * global.c (EXECUTE_IF_CONFLICT): Don't define.
2908 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
2909 (find_reg): Likewise.
2911 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
2913 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
2914 to avoid assembler errors.
2916 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
2918 * config/v850/v850-protos.h: New file: Prototypes for functions
2919 defined in v850.c
2920 * config/v850/v850.h: Move prototypes to v850-protos.h
2921 * config/v850/v850.c: Move prototypes to v850-protos.h
2922 * config/v850/v850.md: Fix compile time warnings.
2924 * config/fr30/fr30-protos.h: New file: Prototypes for functions
2925 defined in fr30.c
2926 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
2927 * config/fr30/fr30.c: Fix compile time warnings.
2928 * config/fr30/fr30.md: Fix compile time warnings.
2930 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
2932 * tree.h (get_containing_scope): Declare it.
2933 * tree.c (get_containing_scope): New fucntion.
2934 (decl_function_context): Use it.
2935 * toplev.c (rest_of_compilation): Use get_containing_scope.
2937 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2939 * Makefile.in (rtl.o): Depend on toplev.h.
2941 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
2943 * cse.c (delete_trivially_dead_insns): Replace alloca with
2944 xmalloc/xcalloc.
2945 * except.c (update_rethrow_references): Likewise.
2946 (init_eh_nesting_info): Likewise.
2947 * function.c (identify_blocks): Likewise.
2948 * gcse.c (dump_hash_table): Likewise.
2949 * graph.c (print_rtl_graph_with_bb): Likewise.
2950 * loop.c (combine_movables): Likewise.
2951 (move_movables): Likewise.
2952 (count_loop_regs_set): Likewise.
2953 (strength_reduce): Likewise.
2954 * profile.c (compute_branch_probabilities): New function, split
2955 out from ...
2956 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
2957 * regclass.c (regclass): Likewise.
2958 * regmove.c (regmove_optimize): Likewise.
2959 * toplev.c (compile_file): Likewise.
2960 (main): Don't mess with the stack rlimit.
2962 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
2964 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
2965 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
2967 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
2969 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
2971 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
2973 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
2974 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
2975 macro expansion.
2977 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
2979 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
2981 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
2983 * gcse.c (post_dominators): Kill.
2984 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
2985 (compute_code_hoist_data): Use compute_flow_dominators. Do not
2986 pass in a pdom array since we do not need pdoms.
2987 * haifa-sched.c (schedule_insns): Similarly.
2988 * flow.c (compute_dominators): Remove dead function.
2989 (compute_flow_dominators): Do not compute doms or pdoms if the
2990 caller does not request them. Split up loop to build doms and
2991 pdoms. Use a worklist to compute doms and pdoms.
2992 * basic-block.h (compute_dominators): Remove prototype.
2994 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
2996 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
2997 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
2998 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
2999 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
3000 (cant_move, fed_by_spec_load, is_load_insn): Remove.
3001 (schedule_region): Remove unused variable.
3002 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
3004 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
3006 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
3007 (update_equiv_regs): Likewise.
3008 (block_alloc): Likewise.
3009 * reg-stack.c (reg_to_stack): Likewise.
3010 (convert_regs_2): Likewise.
3011 * reload1.c (reload_as_needed): Likewise.
3013 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
3015 * Makefile.in (dbxout.o): Depend on ggc.h.
3016 (dwarf2out.o): Likewise.
3017 (xcoffout.o): Likewise.
3018 * dbxout.c: Include ggc.h.
3019 (dbxout_init): Register lastfile as a root.
3020 * dwarf2out.c: Include ggc.h.
3021 (dwarf2out_line): Register lastfile as a root.
3022 * xcoffout.c: Include ggc.h.
3023 (xcoffout_source_line): Register xcoff_lastfile as a root.
3025 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
3027 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
3029 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
3031 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
3032 defined.
3033 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3035 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3037 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
3038 (EXECUTE_IF_CONFLICT): Likewise.
3039 (ALLOCNO_LIVE_P): Avoid signed division.
3040 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
3041 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
3042 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
3044 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
3046 * haifa-sched.c (schedule_block): Don't crash if there's no
3047 next insn for an interblock movement.
3048 (add_branch_dependences): Don't allow clobber insns to move either.
3050 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
3052 * i386.c (split_xf): New.
3053 * i386-protos.h: Declare it.
3054 * i386.md (movxf_1): Add general regs alternatives.
3055 (movxf_1+1): New splitter for same.
3057 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
3059 * function.c (purge_addressof_1): Add missing return values.
3061 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
3063 * function.c (is_addressof): New function. Returns true if
3064 the given piece of RTL is an ADDRESSOF.
3065 (purge_addressof_1): Make boolean. Return false if the
3066 ADDRESSOFs could not be purged.
3067 (purge_addressof): If ADDRESSOFs could not be purged from the
3068 notes attached to an insn, remove the offending note(s),
3069 unless they are attached to a libcall.
3071 1999-11-05 Andreas Jaeger <aj@suse.de>
3073 * genoutput.c (null_operand =): Initialize all fields.
3075 * errors.h: Add extern to prototypes.
3077 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
3079 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
3080 * configure: Rebuilt.
3082 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3084 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
3085 (mirror_conflicts): New function.
3086 (global_alloc): Call it.
3087 (expand_preferences): Remove redundant CONFLICTP test.
3088 (find_reg, dump_conflicts): Likewise.
3089 (prune_preferences): Process conflicts one word at a time.
3091 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
3093 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
3094 instead of an explicit loop.
3096 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
3098 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
3099 if REG_RETVAL check succeeds, then put classp in src_elt.
3101 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
3103 * function.c (pad_to_arg_alignment): Only update argument_pad
3104 if the argument's alignment is greater than STACK_BOUNDARY.
3106 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
3108 * bitmap.h (BITMAP_XFREE): New.
3109 * flow.c (life_analysis): Use it.
3110 (life_analysis_1): Free blocks.
3112 * combine.c (undo_commit): New.
3113 (try_combine): Use it. Don't zap undobuf.undos.
3114 (combine_instructions): Don't zap undobuf.undos; free the
3115 undobuf.frees list.
3117 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
3119 * stmt.c (cost_table_): New.
3120 (estimate_case_costs): Use it instead of xmalloc.
3122 * toplev.c (compile_file): Reuse dumpname memory instead
3123 of strdup'ing it.
3125 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
3127 * reg-stack.c (convert_regs_1): Initialize target_stack->top
3128 after verifying an EH edge.
3130 * haifa-sched.c (init_rgn_data_dependences): Correctly
3131 size bb_pending_lists_length when zeroing.
3133 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
3135 * function.c (diddle_return_value): New.
3136 (expand_function_end): Use it.
3137 * stmt.c (expand_null_return): Likewise.
3138 (expand_value_return): Likewise.
3140 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
3142 * reload1.c (reload): Don't remove return value clobbers.
3144 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
3146 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
3148 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
3150 * cse.c (cse_main): Use xmalloc, not alloca.
3151 (cse_basic_block): Likewise.
3152 * local-alloc.c (local_alloc): Likewise.
3154 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
3155 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3157 * rtl.c: Include toplev.h.
3158 (fatal): Remove declaration.
3160 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
3162 * haifa-sched.c (schedule_block): Fix thinko.
3164 1999-11-03 James McKelvey <mckelvey@fafnir.com>
3166 * fixinc/fixincl.c(create_file): Allow for systems that do not have
3167 S_IR* defined values
3169 1999-11-03 Philippe De Muyter <phdm@macqel.be>
3171 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
3172 call `malloc' instead.
3174 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
3176 * flags.h (flag_renumber_insns): Declare.
3177 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
3178 renumbering table.
3179 * rtl.h (renumber_insns): Change prototype.
3180 * toplev.c (flag_renumber_insns): Define.
3181 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
3183 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
3185 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
3186 and fpsqrtd. Use them and create fdiv function unit to more
3187 accurately represent fpu sqrt pipeline semantics on UltraSparc.
3188 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
3190 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
3192 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
3193 3 on UltraSparc.
3194 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
3195 insn into ready list, do not use just a raw swap.
3197 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
3199 * rtl.h (renumber_insns): New function.
3200 (remove_unnecessary_notes): Likewise.
3201 * emit-rtl.c (renumber_insns): Define.
3202 (remove_unnecessary_notes): Likewise.
3203 * toplev.c (rest_of_compilation): Remove dead code.
3204 Use renumber_insns and remove_unnecessary_notes.
3206 * gcse.c (struct null_pointer_info): New type.
3207 (get_bitmap_width): New function.
3208 (current_block): Remove.
3209 (nonnull_local): Likewise.
3210 (nonnull_killed): Likewise.
3211 (invalidate_nonnull_info): Take a null_pointer_info as input.
3212 (delete_null_pointer_checks_1): New function.
3213 (delete_null_pointer_checks): Use it.
3215 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
3216 (split_edges): Likewise.
3217 (schedule_block): Likewise.
3218 (compute_block_backward_dependencies): Likewise.
3219 (schedule_region): Likewise.
3220 (schedule_insns): Likewise.
3222 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
3224 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
3225 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
3226 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
3227 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
3228 * jump.c (delete_unreferenced_labels): Don't delete if
3229 LABEL_ALTERNATE_NAME is set.
3230 * print-rtl.c (print_rtx): Dump alternate name.
3231 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
3232 * rtl.h (LABEL_ALTERNATE_NAME): Define.
3233 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
3234 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
3236 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * fix-header.c (recognized_extern, recognized_function): Constify
3239 a char*.
3241 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
3242 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3243 (compute_available): Remove unused variable `last'.
3244 (compute_nearerout): Remove unused variable `temp_bitmap'.
3245 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3246 Remove unused variable `x'.
3248 * scan.h (recognized_function, recognized_extern): Constify a
3249 char*.
3251 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
3253 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3255 * varasm.c (decode_rtx_const): Use XSTR to access the string
3256 of a SYMBOL_REF.
3258 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
3260 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
3262 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3264 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
3266 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
3268 * pa.c (ireg_operand): New function.
3269 * pa.h (PREDICATE_CODES): Handle ireg_operand.
3270 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
3271 Fix out of date comment.
3273 * pa.md (negdi2): Turn into expander + anonymous pattern.
3275 * reload.c (find_reloads): Fix typos in recent change.
3277 * dwarf2out.c: Do not include ctype.h.
3279 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3281 * regclass.c (record_reg_classes): Always use may_move_cost when
3282 seeing how operand fits with various register classes.
3284 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
3286 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
3287 * toplev.c: Revert Nov 1 13:22 change.
3289 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
3291 * config/pa/pa.md (height reduction patterns): Add checks for
3292 overlapping operands to avoid semantic-destroying splits for
3293 height reduction patterns.
3295 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3297 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
3298 have been an hyphen, fixed.
3299 * configure: Rebuilt.
3301 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
3303 * config/arm/tpe.h: Add prototypes for exported functions.
3304 * config/arm/pe.c: Fix compile time warnings.
3305 * config/arm/semi.h: Fix compile time warnings.
3306 * config/arm/arm.c: Fix compile time warnings.
3307 * config/arm/arm.h: Fix compile time warnings.
3308 * config/arm/arm.md: Fix compile time warnings.
3309 * config/arm/thumb.c: Fix compile time warnings.
3310 * config/arm/thumb.h: Fix compile time warnings.
3311 * config/arm/thumb.md: Fix compile time warnings.
3313 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
3315 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
3316 detection code
3318 * unroll.c (unroll_loop): Remove LOOP notes when loop is
3319 completely unrolled.
3321 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3323 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
3325 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
3327 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
3328 * rtl.h (rtx_equal_p): Move prototype.
3329 * rtl.c (rtx_equal_function_value_matters): Move from
3330 rtlanal.c
3331 (rtx_equal_p): Likewise.
3332 * rtlanal.c (rtx_equal_function_value_matters): Delete.
3333 (rtx_equal_p): Likewise.
3335 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3337 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
3338 ! HAS_INIT_SECTION.
3340 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
3342 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
3344 * pa.h (ADDR_VEC_ALIGN): Define.
3346 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
3347 notes when presented with "if (foo) break; end_of_loop" and
3348 the break sequence gets moved out of the loop.
3350 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
3351 Remove explicit zero initializations of entries within MAP.
3353 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
3355 * reg-stack.c (convert_regs_1): Handle EH edges specially.
3357 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
3359 * bitmap.h (BITMAP_XMALLOC): New macro.
3360 * flow.c (CLEAN_ALLOCA): Remove.
3361 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
3362 (life_analysis): Likewise.
3363 (update_life_info): Don't use CLEAN_ALLOCA.
3364 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
3365 (calculate_global_regs_live): Likewise.
3366 (print_rtl_with_bb): Likewise.
3367 (verify_flow_info): Likewise.
3368 * global.c (global_alloc): Likewise.
3369 (global_conflicts): Likewise.
3370 * integrate.c (save_for_inline_nocopy): Likewise.
3371 (expand_inline_function): Likewise.
3372 * jump.c (jump_optimize_1): Likewise.
3373 (duplicate_loop_exit_test): Likewise.
3374 (thread_jumps): Likewise.
3375 * loop.c (loop_optimize): Likewise.
3376 (combine_givs): Likewise.
3377 (recombine_givs): Likewise.
3378 * reorg.c (dbr_schedule): Likewise.
3379 * unroll.c (unroll_loop): Likewise.
3381 * combine.c (combine_instructions): Use xmalloc instead of alloca.
3383 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
3385 * toplev.c (rest_of_compilation): Don't optimize the CFG
3386 when rebuilding, just before dbr.
3388 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3390 * output.h (assemble_end_function, assemble_destructor,
3391 assemble_constructor, assemble_gc_entry, assemble_global,
3392 assemble_label, output_constant_pool) Constify a char*.
3394 * varasm.c (assemble_destructor, assemble_constructor,
3395 assemble_gc_entry, assemble_end_function, assemble_global,
3396 assemble_label, output_constant_pool): Likewise.
3398 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
3400 * config/arm/thumb.c (thumb_expand_prologue): Add comments
3401 explaining what is goin on in this function.
3403 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3405 * regclass.c (record_reg_classes): In matching case, recompute
3406 costs since the direction of movement is different.
3408 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3410 * resource.c (mark_target_live_regs): For unconditional branches,
3411 the resources found at the branch target should be added to the
3412 resources found so far, not intersected.
3414 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
3416 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
3417 old cpp's.
3418 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
3419 (sys/mman.h): Include this file only if #HAVE_MMAP.
3420 (run_compiles): Initialize `esac_fmt' with one old KR string, not
3421 with automatically concatenated ANSI strings.
3423 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
3425 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
3426 (DIV_ROUND_UP): Robustify.
3427 (ggc_recalculate_in_use_p): New function.
3428 (release_pages): Don't inline it.
3429 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
3430 outer contexts.
3431 (ggc_pop_context): Use ggc_recalculate_in_use_p.
3432 (clear_marks): Always save in_use_p.
3433 (sweep_pages): Use ggc_recalculate_in_use_p.
3434 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
3435 Release pages before counting statistics.
3437 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
3439 * toplev.c (rest_of_compilation): Fix thinko in this change:
3441 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3443 (rest_of_compilation): If inside an inlined external function,
3444 pretend we are just being declared.
3446 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
3448 * flow.c (calculate_global_regs_live): Fix thinko.
3450 * integrate.c (expand_inline_function): Fix bugs in previous
3451 change from Oct 28, 1999.
3453 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
3455 * stmt.c (expand_value_return): Fix typo in this change:
3457 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3458 (expand_value_return): Correctly convert VAL when promoting function
3459 return; support RETURN_REG being a PARALLEL.
3461 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
3463 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
3465 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * hard-reg-set.h (reg_names): Constify a char*.
3469 * regclass.c (reg_names): Likewise.
3471 * regs.h (reg_names): Likewise
3473 * a29k/a29k.c (reg_names): Delete declaration.
3475 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
3477 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
3478 arc_output_function_epilogue): Likewise.
3480 * elxsi/elxsi.c (reg_names): Likewise.
3482 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
3484 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
3485 Likewise.
3487 * m88k/m88k.c (output_function_profiler): Likewise.
3489 * sparc/sparc.c (sparc_flat_output_function_prologue,
3490 sparc_flat_output_function_epilogue): Likewise.
3492 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
3494 * toplev.c (rest_of_compilation): Separate the setjmp/vfork clobber
3495 warning from -Wuninitialized and put it under -W.
3496 * function.c (uninitialized_vars_warning): Warn only when the
3497 corresponding flag is set.
3499 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
3501 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
3502 is nonzero and the single set does not have an elt, then assign
3503 it an elt.
3505 * simplify-rtx.c: New file.
3506 * Makefile.in (OBJS): Add simplify-rtx.o
3507 (simplify-rtx.o): Add dependencies.
3508 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
3509 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
3510 (cse_gen_binary, simplify_unary_operation): Delete.
3511 (simplify_binary_operation, simplify_plus_minus): Likewise.
3512 (check_fold_consts, simplify_relation_operation): Likewise.
3513 (simplify_ternary_operation): Likewise.
3514 (delete_trivially_dead_insns): Simplify the contents of the
3515 REG_EQUAL note before trying to substitute it into the source
3516 of the reg-reg copy at the end of a libcall sequence.
3518 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
3519 references/callers changed.
3521 * mn10200.c (mn10200_va_arg): Force the return value into a
3522 register.
3524 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
3526 * cccp.c (macroexpand): Avoid out of range accesses for omitted
3527 arguments.
3529 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
3531 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
3533 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
3535 * fold-const.c (fold): Fix thinko when optimizing comparisons
3536 against -0.0.
3538 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
3540 * gcc.texi (Passes): Update front-end files to their current
3541 location.
3543 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
3545 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
3546 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3547 (PREDICATE_CODES): Add addition_operation.
3548 * alpha-protos.h (addition_operation): Declare.
3549 (secondary_reload_class): Likewise.
3550 * alpha.c (addition_operation): New.
3551 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
3552 * alpha.md (adddi3): Turn into expander.
3553 (*lda, *adddi_2): New.
3554 (movsf, movdf patterns): Don't preference integer regs.
3555 (movsi, movdi patterns): Don't preference fp regs.
3557 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
3559 * genrecog.c (write_switch): Check for duplicate CODE cases.
3561 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
3563 * ggc-common.c: Update pre-function commentary.
3564 * ggc-page.c: Likewise.
3565 (poison): Remove.
3566 (poison_pages): Use memset directly.
3567 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
3568 (ggc_collect): Poison before sweeping.
3569 * ggc-simple.c: Update pre-function commentary.
3570 (ggc_alloc_obj): Poison non-zeroed memory.
3572 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
3574 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
3575 match format string, even on 64-bit hosts.
3576 * gcc-page.c (ggc_page_print_statistics): Likewise.
3578 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
3580 * config/i386/i386.c (ix86_cpu): Revert last patch.
3581 * config/i386/i386.h (ix86_cpu): Ditto.
3583 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
3585 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
3586 TYPE_SIZE, convert type of result to sizetype.
3588 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
3590 * flow.c (count_or_remove_death_notes): Equate NULL with the
3591 universal set.
3593 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
3594 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
3595 dbr_schedule.
3597 * i386.c (pic_label_no): Delete.
3598 (ix86_attr_length_default): Don't use single_set to peek
3599 inside a parallel.
3601 * recog.c (peephole2_optimize): Allow recog_next_insn to index
3602 the first insn after bb->end.
3603 * i386.md (push mem peeps): Scratch is live after evaluation
3604 of the memory.
3605 (cmp mem peep): Similarly.
3607 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
3609 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
3610 * function.c (pad_to_arg_alignment): Add missing braces.
3612 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3614 * alpha/alpha-protos.h (literal_section): Add prototype.
3615 (alpha_need_linkage, alpha_start_function,alpha_end_function):
3616 Constify a char*.
3618 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
3619 prototype.
3620 (alpha_start_function, alpha_end_function, float_strings,
3621 alpha_need_linkage): Constify a char*
3623 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
3625 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
3627 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
3629 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
3631 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * flow.c (debug_flow_info): Add prototype.
3635 * gcc.c (main): Likewise.
3637 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
3638 Likewise.
3640 * reload1.c (failed_reload, set_reload_reg): Likewise.
3642 * mips-tfile.c (main): Likewise.
3643 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
3644 with ATTRIBUTE_NORETURN.
3646 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
3648 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
3649 DECL is not a memory ref.
3651 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
3653 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
3654 * config/i386/i386.c (ix86_cpu): Add extern attribute.
3656 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
3658 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
3659 * config/mips/elf64.h: ditto.
3661 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
3663 * expr.c (emit_push_insn): New argument alignment_pad.
3664 Update all callers. Adjust stack pointer based on alignment pad.
3665 * function.c (pad_to_arg_alignment): New argument alignment_pad.
3666 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
3667 (locate_and_pad_parm): New argument alignment_pad. Update all
3668 callers.
3669 * expr.h (emit_push_insn): Update prototype.
3670 (locate_and_pad_parm): Update prototype.
3671 * calls.c (arg_data): Add new field alignment_pad.
3672 (initialize_argument_information): Initialize alignment_pad.
3674 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
3676 * except.c (free_eh_nesting_info): Free the info itself.
3677 * function.c (free_after_compilation): Don't free NULL.
3678 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
3679 (pre_edge_insert): Free inserted.
3680 * stmt.c (free_stmt_status): Don't free NULL.
3682 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3684 * gcov.c (DIR_SEPARATOR): Provide default.
3685 (output_data): Add test for MS-DOS format absolute filename.
3686 (fancy_abort): Correct program name.
3687 (open_files): Open all files in binary mode.
3688 * libgcc2.c (__bb_exit_func): Likewise.
3690 * profile.c (init_branch_prob): Specify binary when opening files.
3692 * flags.h (flag_unwind_tables): New decl.
3693 * toplev.c (flag_unwind_table): New definition.
3694 (f_options): Add -funwind-tables.
3695 (decode_g_option): Clarify warning when unknown -g option is given.
3696 (rest_of_compilation): If inside an inlined external function,
3697 pretend we are just being declared.
3699 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
3700 (dwarf2out_frame_finish): Likewise.
3702 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
3704 * fold-const.c (merge_ranges): If not in0, but in1, handle
3705 upper bounds equal like subset case.
3707 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
3709 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
3710 passed in a register but moved to the stack.
3712 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
3714 * gcc.c (pass_exit_codes, greatest_status): New variables.
3715 (struct option_map): Add entry for "--pass-exit-codes".
3716 (execute): Update greatest_status if error.
3717 (display_help): Add documentation for -pass-exit-codes.
3718 (process_command): Handle -pass-exit-codes.
3719 (main): Look at pass_exit_codes and greatest_status on call to exit.
3721 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3723 * reload.c (find_reloads): Refine test for no input reload
3724 case to not includes reloads emitted after insn.
3726 * function.c (find_temp_slots_from_address): Handle sum involving
3727 a register that points to a temp slot.
3728 (update_temp_slot_address): Make recursive call if both old and
3729 new are PLUS with a common operand.
3730 * calls.c (expand_call): Mark temp slot for result as having
3731 address taken.
3733 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
3735 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
3736 component as well as "BINUTILS".
3738 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
3739 * integrate.c (copy_rtx_and_substitute): Likewise.
3740 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
3741 All callers changed.
3742 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
3744 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
3745 gdb extensions, write size of type; also be more consistent
3746 in using references when this is a subtype.
3748 * pa.md (extv, extzv, insv): Use define_expand to reject constant
3749 that is out of range.
3751 * loop.c (unknown_constant_address_altered): New variable.
3752 (prescan_loop): Initialize it.
3753 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
3754 (invariant_p, case MEM): Remove handling for volatile and readonly;
3755 check new variable if readonly.
3756 (check_dbra_loop): Chdeck unknown_constant_address_altered.
3758 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
3759 (addr_affects_sp_p): Removed from note_mem_written and only
3760 define #ifdef AUTO_INC_DEC.
3762 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
3764 * regclass.c (record_reg_classes): Properly handle register move
3765 directions.
3767 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
3768 Don't think valid if both operands are invalid.
3769 (struct constant_descriptor): New field RTL.
3770 (mark_const_hash_entry): Mark it.
3771 (record_constant{,_rtx}): Initialize it.
3772 (output_constant_def): Allocate RTL in permanent obstack and
3773 save in table.
3774 ({record,compare}_constant_1): Modes must match for
3775 CONSTRUCTOR of ARRAY_TYPE.
3777 * c-common.h (initializer_constant_valid_p): Delete decl from here.
3778 * output.h (initializer_constant_valid_p): Move decl to here.
3779 * c-common.c (initializer_constant_valid_p): Delete function from here.
3780 * varasm.c (initializer_constant_valid_p): Move function to here.
3782 * tree.h (STRIP_SIGN_NOPS): New macro.
3783 * fold-const.c (optimize_minmax_comparison): New function.
3784 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
3785 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
3786 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
3787 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
3788 widening conversions.
3789 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
3790 to look at size of mode, not precision of type; also add missing cases.
3791 (optimize_bit_field_compare, decode_field_reference): Don't try to
3792 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
3794 * dwarf2out.c (ctype.h): Include.
3795 (dwarf2out_set_demangle_name_func): New function.
3796 (size_of_line_info): Deleted.
3797 (output_line_info): Compute size of line info table from difference
3798 of labels.
3799 (base_type_die, add_name_attribute): Call demangle function, if any.
3800 (field_byte_offset): Use bits per word for variable length fields.
3801 (gen_array_type_die): Add array name.
3802 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
3803 (dwarf2out_add_library_unit_info): New function.
3805 * explow.c (set_stack_check_libfunc): New function.
3806 (stack_check_libfunc): New static variable.
3807 (probe_stack_range): Allow front-end to set up a libfunc to call.
3809 * combine.c (simplify_comparison): When making comparison in wider
3810 mode, check for having commuted an AND and a SUBREG.
3811 (contains_muldiv): New function.
3812 (try_combine): Call it when dividing a PARALLEL.
3813 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
3814 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
3815 a PLUS.
3816 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
3817 use one of the CLOBBERs instead.
3818 (if_then_else_cond): If comparing against zero, just return thing
3819 being compared.
3821 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
3822 Don't generate shifts and subtract if have conditional arithmetic.
3824 * rtl.h (delete_barrier): New declaration.
3825 * jump.c (jump_optimize): Set up to handle conditional call.
3826 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
3827 (delete_barrier): New function.
3829 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
3831 * recog.c (nonmemory_operand): Accept ADDRESSOF.
3833 * tree.c (build_type_attribute_variant): Push to obstack of
3834 ttype around type_hash_canon call.
3836 * expr.c (placeholder_list): Move decl to file scope.
3837 (expand_expr): Don't force access to volatile just because its
3838 address is taken.
3839 If ignoring reference operations, just expand the operands.
3840 (expand_expr, case COMPONENT_REF): Propagate
3841 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
3842 Refine test for using bitfield operations vs pointer punning.
3843 (expand_expr, case CONVERT_EXPR): If converting to
3844 BLKmode UNION_TYPE from BLKmode, just return inner object.
3845 Use proper mode in store_field call.
3846 Properly set sizes of object to store and total size in store_field
3847 call for convert to union.
3848 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
3849 memory (like for ADDR_EXPR). Also, don't put constant in register if
3850 we'll want it in memory.
3851 (readonly_fields_p): New function.
3852 (expand_expr, case INDIRECT_REF): Call it if LHS.
3853 (expand_assignment): Handle a RESULT_DECL where
3854 DECL_RTL is a PARALLEL.
3855 (do_jump, case WITH_RECORD_EXPR): New case.
3856 (get_inner_reference): Always go inside a CONVERT_EXPR
3857 and NOP_EXPR if both modes are the same.
3858 (store_field): Use bitfield operations if size of bitsize is not same
3859 as size of RHS's type.
3860 Check for bitpos not a multiple of alignment in BLKmode case.
3861 Do block move in largest possible alignment.
3862 (store_constructor): Set BITSIZE to -1 for variable size and properly
3863 in case of array of BLKmode.
3864 (expand_expr_unaligned): New function.
3865 (do_compare_and_jump): Call it.
3867 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
3868 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
3869 does not include 'o'.
3871 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
3872 both SET_DEST and SET_SRC reference a virtual register.
3873 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
3875 * integrate.c (expand_inline_function): Handle case of setting
3876 virtual stack vars register (from built in setjmp); when parameter
3877 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
3878 (subst_constant): Add new parm, MEMONLY.
3879 (expand_inline_function, integrate_parm_decls): Pass new parm.
3880 (integrate_decl_tree): Likewise.
3881 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
3882 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
3883 (copy_rtx_and_substitute, case SET): Add explicit calls to
3884 copy_rtx_and_substitute for both sides.
3886 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
3887 constraints.
3888 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
3889 within INDEX_TYPE, instead of before.
3890 (fixup_gotos): Use f->target_rtl, not the next insn,
3891 since latter may be from a later fixup.
3892 (expand_value_return): Correctly convert VAL when promoting function
3893 return; support RETURN_REG being a PARALLEL.
3894 (expand_return): When checking for result in regs and having
3895 cleanup, consider PARALLEL in DECL_RTL as being in regs.
3897 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
3899 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
3900 last_nominal_fname): Mark const.
3901 (struct include_hash: name, nshort, control_macro): Mark
3902 const.
3903 (struct macrodef: symnam): Mark const.
3904 (struct if_stack: fname): Mark const.
3905 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
3906 (IStable): New character-syntax array which encompasses all
3907 the old is_foo arrays.
3908 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
3909 is_space): New macros for interrogating IStable.
3910 (check_macro_name): Kill last argument. All callers changed.
3912 * cppinit.c (initialize_char_syntax): Delete.
3913 (is_idchar, is_idstart, is_hor_space, is_space,
3914 trigraph_table): Delete.
3915 (IStable): New. Initialize with clever macros to avoid
3916 information duplication.
3917 (builtin_array): Table of builtins to get rid of explicit list
3918 in initialize_builtins.
3919 (initialize_builtins): Use builtins_array.
3920 (cpp_start_read): Call init_IStable, and set IStable['$'] if
3921 opts->dollars_in_ident.
3923 * cppexp.c: Change all refs to is_xyz[] arrays to use new
3924 is_xyz() macros.
3925 (cpp_parse_expr): Avoid 'format string is not constant'
3926 warning. Use ISGRAPH to identify printable chars.
3927 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
3928 is_xyz() macros.
3929 (read_and_prescan): Map trigraphs to chars with open-coded
3930 if-else-if-... sequence, not a lookup table.
3931 * cpphash.c: Change all refs to is_xyz[] arrays to use new
3932 is_xyz() macros.
3933 * cpplib.c: Change all refs to is_xyz[] arrays to use new
3934 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
3935 (check_macro_name): Remove ability to report an invalid
3936 assertion name, which is never used.
3937 (do_line): Constify a couple of char *'s.
3938 * cppmain.c (main): Call cpp_cleanup before returning.
3940 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
3942 * ggc.h (struct ggc_statistics): New type.
3943 (ggc_get_size): New function.
3944 (ggc_print_statistics): Likewise.
3945 * ggc-common.c (ggc_stats): New variable.
3946 (ggc_mark_rtx_children): Keep statistics.
3947 (ggc_mark_tree_children): Likewise.
3948 (ggc_print_statistics): New function.
3949 * ggc-page.c (struct globals): Add bytes_mapped field.
3950 (alloc_anon): Update it.
3951 (release_pages): Likewise.
3952 (ggc_get_size): New function.
3953 (ggc_page_print_statistics): New function.
3954 * ggc-simple.c (ggc_get_size): New function.
3956 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
3958 * flow.c (propagate_block): When the last reference to a label
3959 before an ADDR_VEC is deleted because the reference is a dead
3960 store, delete the ADDR_VEC.
3962 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
3964 * resource.c (find_free_register): Don't use the frame pointer
3965 if frame_pointer_needed.
3967 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
3969 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
3970 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
3972 * config/i960/i960.c (i960_va_start): New locals base, num.
3973 Use INDIRECT_REF instead of ARRAY_REF on valist.
3974 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
3976 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
3978 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
3980 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
3982 * tree.def (PLACEHOLDER_EXPR): Update comments.
3984 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3986 * c-common.c (check_format_info): Avoid non-literal format string
3987 warnings when `first_arg_num' is zero.
3989 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3991 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
3993 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
3995 * arm.md (casesi_insn): Add a clobber of the condition code
3996 register.
3998 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
4000 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
4001 used by both cc1 and cc1plus.
4003 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
4005 * config/arm/arm.c: Initialise arm_structure_size_boundary to
4006 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
4007 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
4008 to the value 32 if it has not already been defined.
4009 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
4010 Override definition in arm.h with a value of 8.
4012 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
4014 * c-pragma.c (push_alignment): Don't check the return value
4015 of xmalloc.
4017 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
4019 * sparc.h (ADJUST_COST): Fix thinko.
4021 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
4023 * cccp.c (rescan): Fixed obp pointer handling around call to
4024 check_expand subroutine.
4026 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
4028 * gcse.c (delete_null_pointer_checks): Only record non-null info
4029 for pseudos when examining stores.
4031 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
4032 splitters for these patterns. Use "#" for output templates.
4033 (addsi3_carryin_shift): New pattern.
4035 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
4037 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
4038 of the function return register into a plain REG until
4039 after function inlining is done.
4041 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4043 * jump.c (jump_optimize_1): If we did cross-jumping, and
4044 the data will matter, rebuild the CFG.
4045 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
4046 not optimizing. Don't run shorten_branches.
4047 * toplev.c (rest_of_compilation): Run shorten_branches after
4048 reg_to_stack.
4050 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
4052 * rtl.h (note_stores): Add additional parameter.
4053 * rtlanal.c (reg_set_p_1): Take additional parameter.
4054 (reg_set_last_1): Likewise.
4055 (reg_set_p): Adjust call to note_stores.
4056 (reg_set_last): Likewise.
4057 (note_stores): Pass data parameter to worker function.
4058 * alias.c (record_set): Take additional parameter.
4059 (init_alias_analysis): Pass it.
4060 * caller-save.c (mark_set_regs): Take additional parameter.
4061 (save_call_clobbered_regs): Pass NULL to note_stores.
4062 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
4063 parameter.
4064 (record_dead_and_set_regs_1): Likewise.
4065 (reg_dead_at_p_1): Likewise.
4066 (combine_instructions): Adjust calls to note_stores.
4067 (try_combine): Likewise.
4068 (record_dead_insn): Remove.
4069 (record_dead_and_set_regs): Adjust calls to note_stores.
4070 (reg_dead_at_p): Likewise.
4071 * cse.c (invalidate_skipped_set): Take additional parameter.
4072 (cse_check_loop_start): Likewise.
4073 (cse_check_loop_start_value): Remove.
4074 (cse_set_around_loop): Adjust calls to note_stores.
4075 * flow.c (notice_stack_pointer_modification): Take additional
4076 parameter. Remove duplicate declaration.
4077 (record_volatile_insns): Adjust calls to note_stores.
4078 * gcse.c (record_set_info): Take additional parameter.
4079 (record_last_set_info): Likewise.
4080 (invalidate_nonnull_info): Likewise.
4081 (record_set_insn): Remove.
4082 (compute_sets): Adjust calls to note_stores.
4083 (last_set_insn): Remove.
4084 (compute_hash_table): Adjust calls to note_stores.
4085 (insert_insn_end_bb): Likewise.
4086 (delete_null_pointer_checks): Likewise.
4087 * global.c (mark_reg_store): Take additional parameter.
4088 (mark_reg_clobber): Likewise.
4089 (reg_becomes_live): Likewise.
4090 (global_conflicts): Adjust calls to note_stores.
4091 (build_insn_chain): Likewise.
4092 * integrate.c (note_modified_parmregs): Take additional parameter.
4093 (mark_stores): Likewise. Make it static.
4094 (save_for_inline_nocopy): Adjust calls to note_stores.
4095 (try_constants): Likewise.
4096 * integrate.h (mark_stores): Remove declaration.
4097 * jump.c (mark_modified_reg): Take additional parameter.
4098 (thread_jumps): Adjust calls to note_stores.
4099 * local-alloc.c (validate_equiv_mem_from_store): Take additional
4100 parameter.
4101 (no_equiv): Likewise.
4102 (reg_is_set): Likewise.
4103 (validate_equiv_mem): Adjust calls to note_stores.
4104 (update_equiv_regs): Likewise.
4105 (block_alloc): Likewise.
4106 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
4107 (note_addr_stored): Take additional parameter.
4108 (note_set_pseudo_multiple_uses): Likewise.
4109 (record_initial): Likewise.
4110 (prescan_loop): Adjust calls to note_stores.
4111 (strength_reduce): Likewise.
4112 (check_dbra_loop): Likewise.
4113 * regmove.c (flags_set_1): Take additional parameter.
4114 (mark_flags_life_zones): Adjust calls to note_stores.
4115 * reload1.c (mark_not_eliminable): Take additional parameter.
4116 (forget_old_reloads_1): Likewise.
4117 (reload_cse_invalidate_rtx): Likewise.
4118 (reload_cse_check_clobber): Likewise.
4119 (reload_combine_note_store): Likewise.
4120 (move2add_note_store): Likewise.
4121 (reload): Adjust calls to note_stores.
4122 (reload_as_needed): Likewise.
4123 (emit_reload_insns): Likewise.
4124 (reload_cse_regs_1): Likewise.
4125 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
4126 (reload_combine): Adjust calls to note_stores.
4127 * resource.c (update_live_status): Take additional parameter.
4128 (mark_target_live_regs): Adjust calls to note_stores.
4129 * stupid.c (find_clobbered_regs): Take additional parameter.
4130 (stupid_life_analysis): Adjust calls to note_stores.
4132 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
4134 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
4135 definition.
4137 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
4138 definition.
4140 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
4141 of the variable arm_structure_size_boundary.
4143 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4145 * alias.c (init_alias_analysis): Allocate reg_known_value and
4146 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
4147 and reg_seen.
4148 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
4149 * cse.c (cse_main): Call end_alias_analysis.
4150 * haifa-sched.c (schedule_insns): Likewise.
4151 * local-alloc. (update_equiv_regs): Likewise.
4152 * reload1.c (reload_cse_regs): Likewise.
4154 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4156 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
4157 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
4158 mapping from MASK_FPU.
4160 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
4162 * sparc.md (call): Don't bound structure return size to 0xfff.
4164 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
4166 * resource.c (mark_target_live_regs): Check that the target
4167 insn wasn't created after compute_bb_for_insn.
4169 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
4171 * ggc-page.c (poison_pages): Don't be overzealous.
4173 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
4175 * alias.c: Update comments for ADDRESS.
4176 (nonlocal_reference_p): Look inside the ADDRESS to determine if
4177 it is a local memory reference.
4179 * c-typeck.c (build_function_call): Check that the built-in
4180 function is of class BUILT_IN_NORMAL before trying to recongize
4181 it as BUILT_IN_ABS.
4182 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
4183 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
4185 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
4187 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
4188 of alloca.
4189 (pre_gcse): Likewise.
4190 (hoist_expr_reaches_here_p): Likewise.
4191 (hoist_code): Likewise.
4192 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
4193 code to ...
4194 (pre_expr_reaches_here_p_work): ... here.
4195 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
4196 code to ...
4197 (expr_reaches_here_p_work): ... here.
4199 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
4201 * resource.c (find_basic_block): Delete.
4202 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
4203 (init_resource_info): Call compute_bb_for_insn.
4205 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
4207 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
4208 with already adjacent blocks, but no fallthru.
4209 (merge_blocks_move_successor_nojumps): Simplify.
4210 (debug_flow_info): New.
4212 * toplev.c (rest_of_compilation): Open jump1 dump file before
4213 jump and close after, as opposed to just using dump_rtl.
4215 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4217 * reload.h (earlyclobber_operand_p): Declare.
4218 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
4219 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
4220 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
4221 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
4223 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4224 Richard Henderson <rth@cygnus.com>
4226 * emit-rtl.c (emit_block_insn_before): New.
4227 (emit_block_insn_after): New.
4228 * basic-block.h: Declare them.
4230 * bitmap.h: Protect from multiple inclusion.
4232 * recog.c (scratch_operand): Handle VOIDmode correctly.
4234 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
4236 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
4237 * function.c (assign_parms): Likewise.
4238 * global.c (global_conflicts): Clarify STACK_REGS commentary.
4240 * reg-stack.c (max_uid): Remove.
4241 (blocks, block_begin, block_end, block_drops_in): Remove.
4242 (block_stack_in, block_out_reg_set, block_number): Remove.
4243 (struct block_info_def, BLOCK_INFO): New.
4244 (enum emit_where): New.
4245 (current_block): New.
4246 (BLOCK_NUM): Remove.
4247 (mark_regs_pat, record_label_references): Remove.
4248 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
4249 (nan): New.
4250 (goto_block_pat, print_blocks, dump_stack_info): Remove.
4251 (reg_to_stack): Simplified test for existence of fp code. Use
4252 flow.c code. Call shorten_branches after cross-jump opt.
4253 (check_asm_stack_operands): Renamed from record_asm_reg_life.
4254 Return false if the asm doesn't use stack regs. Don't do life
4255 analysis on the asm.
4256 (emit_pop_insn): Replace function pointer arg `when' with
4257 enum `where'. Update all callers.
4258 (change_stack): Likewise. Update basic block end.
4259 (emit_swap_insn): Use current_block->head to limit reverse search
4260 for start of block. Use emit_block_insn_after.
4261 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
4262 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
4263 structure assignment instead of bcopy.
4264 (print_stack): New.
4265 (convert_regs_entry, convert_regs_exit): New.
4266 (convert_regs_1, convert_regs_2): Split out from convert_regs.
4267 Work on basic blocks and the CFG.
4268 (convert_regs): Use them.
4270 * i386.c (output_fix_trunc): Remove code for DImode input operand
4271 not at top-of-stack.
4272 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
4273 appropriate mode.
4274 (fix_truncdi_1): Allow any mode scratch.
4276 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
4278 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
4279 * linux.h, netbsd.h, vms.h: Not here.
4281 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
4283 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
4284 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
4285 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
4286 CONDITIONAL_REGISTER_USEAGE): Use them.
4287 * config/mips/mips.c (mips_move_1word,mips_move_2words,
4288 gen_conditional_branch,override_options) : Use them.
4289 * config/mips/mips.md : Use them.
4291 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
4293 * i386.md (zero_extendqihi2): Use SImode register name with andl.
4295 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
4297 * integrate.c (function_cannot_inline_p): Don't allow inlining
4298 if setjmp is used.
4300 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4302 * c-parse.in (cast_expr): Constify.
4304 * cccp.c (special_symbol): Likewise.
4306 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
4308 * dwarf2out.c (base_type_die): Likewise.
4310 * global.c (allocno_compare): Likewise.
4312 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
4314 * regclass.c (fix_register): Likewise.
4316 * rtl.h (fix_register): Likewise.
4318 * stupid.c (stupid_reg_compare): Likewise.
4320 * toplev.c (decode_f_option): Likewise.
4322 * tree.c (build_complex_type): Likewise.
4324 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
4326 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
4328 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4330 * reload.c (find_reloads): Compute mode and nregs fields of all
4331 reloads.
4332 * reload1.c (calculate_needs_all_insns): Simplify a bit.
4333 (calculate_needs): Use precomputed mode/nregs values.
4334 (allocate_reload_reg): Likewise.
4335 Break out two...
4336 (failed_reload, set_reload_reg): ... new functions.
4337 (choose_reload_regs_init): New function, mostly broken out from...
4338 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
4339 Also lose one #if 0 block.
4341 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
4343 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
4344 substitution.
4346 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
4348 * tree.h (BLOCK_TYPE_TAGS): Remove.
4349 (BLOCK_END_NOTE): Likewise.
4350 (BLOCK_LIVE_RANGE_FLAG): Likewise.
4351 (BLOCK_LIVE_RANGE_START): Likewise.
4352 (BLOCK_LIVE_RANGE_END): Likewise.
4353 (tree_block): Remove live_range_flag, live_range_var_flag, and
4354 type_tags. Remove end_note, live_range_start, and live_range_end.
4355 (remember_end_note): Remove prototype.
4356 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
4357 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
4358 remember_end_note.
4359 * ggc-common.c (ggc_mark_tree_children): Don't mark
4360 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
4361 * integrate.c (adjust_copied_decl_tree): Remove.
4362 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
4363 * stmt.c (last_block_end_note): Remove.
4364 (init_stmt): Don't add a GC root for it.
4365 (expand_fixup): Don't set it.
4366 (remember_end_note): Remove.
4367 (expand_end_bindings): Don't set last_block_end_note.
4369 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4371 * reload1.c (reload_reg_free_for_value_p): Show
4372 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
4373 reloads.
4375 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
4377 * expmed.c (extract_bit_field): Allow for the case of non-integer
4378 objects that are smaller than a word (like SFmode on a 64-bit
4379 machine).
4381 * loop.c (basic_induction_var): A non-integer variable which is
4382 being set by a paradoxical subreg is probably not a biv.
4384 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4386 * prefix.c (translate_name) Check for empty prefix string.
4388 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
4390 * Makefile.in (CPP_CROSS_NAME): New variable.
4391 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
4392 xcpp.
4393 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
4394 names of the files to be uninstalled.
4396 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
4398 * collect2.c (IS_DIR_SEPARATOR): Define.
4399 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
4401 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
4402 functions too.
4404 * haifa-sched.c (add_dependence): Update the true dependency
4405 cache the first time we add a true dependence to the LOG_LINKS chain.
4407 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
4409 * fold-const.c (fold): Fix comment.
4411 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4413 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
4414 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
4415 dbxout_start_new_source_file, dbxout_source_file,
4416 dbxout_source_line, dbxout_finish, dbxout_type_fields,
4417 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
4418 Constify a char*.
4419 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
4420 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
4421 (dbxout_block): Initialize variable `blocknum'.
4423 * dbxout.h (dbxout_init, dbxout_finish,
4424 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
4425 dbxout_args, dbxout_source_line): Constify a char*.
4427 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
4428 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
4429 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
4430 low_pc_attribute, high_pc_attribute, body_begin_attribute,
4431 body_end_attribute, comp_dir_attribute, sf_names_attribute,
4432 src_info_attribute, mac_info_attribute, producer_attribute,
4433 lookup_filename, generate_macinfo_entry, fundamental_type_code,
4434 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
4435 dwarfout_undef): Constify a char*.
4436 (add_incomplete_type, retry_incomplete_types): Add prototypes.
4438 * dwarfout.h (dwarfout_define, dwarfout_undef,
4439 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
4441 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
4443 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
4444 (MULTILIB_ISA_DEFAULT): New.
4445 (MULTILIB_DEFAULTS): Use it.
4446 * config/mips/mips.c (): Remove the now unnecessary definition
4447 of MIPS_ISA_DEFAULT.
4448 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
4449 unnecessary definition.
4451 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
4453 * arm.md (pic_load_addr): Add constraints to operand 1.
4455 1999-10-25 Bruce Korb <autogen@linuxbox.com>
4457 * fixinc/genfixes: Provide a means for specifying -D options to
4458 AutoGen
4460 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
4462 * arm.c (arm_override_options): Correct initialization of
4463 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
4464 arm_is_strong, and arm_is_6_or_7.
4466 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
4467 (note_set_pseudo_multiple_uses): New function.
4468 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
4469 if a pseudo set in the loop exit is used elsewhere.
4471 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
4473 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
4475 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
4477 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
4478 a single load-address pattern.
4480 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
4482 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
4483 depending on whether or not line-number notes are present.
4485 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4487 * cccp.c (progname, file_buf, default_include, include_file,
4488 macrodef, definition, hashval, wchar_type, user_label_prefix,
4489 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
4490 expand_to_temp_buffer, is_system_include, base_name,
4491 absolute_filename, read_name_map, open_include_file,
4492 record_control_macro, check_precompiled, check_preconditions,
4493 pcfinclude, pass_thru_directive, create_definition,
4494 check_macro_name, comp_def_part, collect_expansion,
4495 check_assertion, read_token_list, assertion_install,
4496 assertion_lookup, eval_if_expression, conditional_skip,
4497 validate_else, skip_quoted_string, quote_string, macarg1,
4498 error_from_errno, install, lookup, hashf, dump_defn_1,
4499 perror_with_name, pfatal_with_name, main, trigraph_pcp,
4500 check_white_space, rescan, handle_directive, monthnames,
4501 special_symbol, do_include, remap_include_file, write_output,
4502 arglist, do_assert, do_unassert, do_line, do_error, do_once,
4503 do_ident, do_sccs, do_xifdef, skip_if_group,
4504 output_line_directive, macroexpand, macarg, change_newlines,
4505 initialize_builtins, make_definition): Constify a char*.
4507 * pcp.h (stringdef): Likewise.
4509 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
4511 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
4512 not of pattern.
4514 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
4515 Richard Henderson <rth@cygnus.com>
4517 * alias.c: Include ggc.h.
4518 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
4519 (record_set): Verify enough room in reg_base_value.
4520 (init_alias_analysis): Allocate reg_base_value with xcalloc.
4521 Register it as a GC root.
4522 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
4523 * Makefile.in (alias.o): Depend on ggc.h.
4525 * unroll.c (unroll_loop): Verify the insn before a barrier
4526 is a JUMP_INSN before checking JUMP_LABEL.
4528 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
4531 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
4532 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
4533 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
4534 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
4535 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
4537 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4539 * output.h (ctors_section, dtors_section, bss_section): Prototype.
4541 * alpha/alpha-interix.h (text_section): Delete prototype.
4542 * alpha/elf.h (text_section): Likewise.
4543 * arm/linux-elf.h (text_section): Likewise.
4544 * arm/linux-telf.h (text_section): Likewise.
4545 * c4x/c4x.h (text_section): Likewise.
4546 * dsp16xx/dsp16xx.h (bss_section): Likewise.
4547 * elfos.h (text_section): Likewise.
4548 * i386/aix386ng.h (text_section): Likewise.
4549 * i386/i386-interix.h (text_section): Likewise.
4550 * i386/sco5.h (text_section): Likewise.
4551 * i386/svr3gas.h (text_section): Likewise.
4552 * nextstep.h (text_section): Likewise.
4553 * psos.h (text_section): Likewise.
4554 * ptx4.h (text_section): Likewise.
4555 * svr3.h (text_section): Likewise.
4556 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
4558 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4560 * final.c (peephole): Delete prototype.
4562 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
4563 (pre_insert_copies): Remove unused variable `bb'.
4565 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
4566 prototypes.
4568 * output.h (peephole): Add prototype.
4570 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
4572 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
4573 -O0.
4575 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
4577 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
4578 for inlined declarations.
4580 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
4582 * arm.c (logical_binary_operator): New fucntion.
4583 * arm.h (logical_binary_operator): Declare it.
4584 (PREDICATE_CODES): Handle logical_binary_operator.
4585 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
4586 output constraints. Add appropriate splitters.
4587 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
4588 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
4589 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
4591 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4593 * genoutput.c (struct operand_data): New elt eliminable.
4594 (output_operand_data): Write it.
4595 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
4596 (compare_operands): Take it into account.
4597 * recog.h (struct insn_operand_data): New elt eliminable.
4598 * reload1.c (check_eliminable_occurrences, elimination_effects): New
4599 functions.
4600 (old_asm_operands_vec, new_asm_operands_vec): Delete.
4601 (eliminate_regs): Move code that detects changes to elimination
4602 target regs into new function elimination_effects.
4603 Delete one #if 0 block.
4604 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
4605 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
4606 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
4607 Only call eliminate_regs for real operands of the insn, not for parts
4608 of its structure or parts matched by things like match_operator.
4609 Use elimination_effects and check_eliminable_occurrences. Use
4610 copy_insn to duplicate the pattern when not in the final pass.
4612 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
4614 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
4615 and fld.
4617 1999-10-22 Bruce Korb <autogen@linuxbox.com>
4619 * fixinc/README: document the "mach" machine matching test
4620 * fixinc/fixfixes.c: Implement the #else/#endif label fix
4621 * fixinc/fixtests.c: Implement the #else/#endif label test
4622 * fixinc/inclhack.def: utilize these tests and fixes
4623 * fixinc/inclhack.sh: regen
4624 * fixinc/fixincl.x: regen
4625 * fixinc/fixincl.sh: regen
4627 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
4629 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
4630 depend on ggc.h.
4632 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
4634 * gcc.1: Document exit codes.
4636 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4638 * calls.c: Include tm_p.h later, so everything we need is defined.
4639 * expr.c: Likewise.
4640 * function.c: Likewise.
4642 * except.c: Include tm_p.h.
4644 * sparc.c: Likewise.
4645 (dwarf2out_cfi_label): Don't prototype.
4646 (check_return_regs, epilogue_renumber,
4647 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
4648 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
4649 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
4650 ultra_schedule_insn): Add static prototype.
4651 (data_segment_operand, text_segment_operand): Call itself with the
4652 proper number of arguments.
4653 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
4655 * sparc.h: Move all declarations to sparc-protos.h.
4656 (SELECT_RTX_SECTION): Pass a missing MODE argument to
4657 symbolic_operand.
4659 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
4661 * config/svr4.h (text_section, ctors_section, dtors_section): Add
4662 Prototypes.
4663 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
4664 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
4665 ASM_OUTPUT_ASCII): Constify a char*.
4667 * sparc-protos.h: New file for sparc prototypes.
4669 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4671 * function.c (record_insns, contains): Always declare and define.
4672 (record_insns): Mark with ATTRIBUTE_UNUSED.
4674 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
4676 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
4677 to .section when outputting a .bss section to deal with multiple
4678 .bss input sections (as happens with -fdata-sections)
4679 Also output %progbits, not @progbits so the assembler doesn't treat as
4680 a comment.
4681 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
4683 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
4684 thumb parts even when building with non-thumb CPUs, by forcing
4685 thumb mode.
4687 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
4689 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
4690 (movdf_const_intreg_sp64): Similarly.
4692 * local-alloc.c (update_equiv_regs): Check the correct insn
4693 for pre-existing REG_EQUIV notes.
4695 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
4697 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
4698 block reached by a branch if we're not going to actually process
4699 this block.
4701 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
4703 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
4704 a local extern function declaration.
4706 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
4708 * i386.c (ix86_expand_prologue): Properly wrap USE around
4709 reg for CALL_INSN_FUNCTION_USAGE.
4711 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
4713 * config/mips/mips.md (movdf_internal1a): Allow floating-point
4714 move between GP_REGs.
4716 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
4718 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
4719 the mode size when finding out if an offset is legal.
4721 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
4723 * basic-block.h (PROP_*): Move constants from ...
4724 * flow.c: ... here.
4725 (compute_bb_for_insn): Free the array before reallocating.
4726 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
4727 (allocate_reg_life_data): Reset all reg variables collected by
4728 propagate_block.
4729 (get_block_head_tail): Don't convert from bb to block.
4730 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
4731 (find_insn_reg_weight): Take block not bb.
4732 (schedule_block): Don't set block num for moved insns.
4733 (schedule_region): Don't update_life_info or find_insn_reg_weight.
4734 (schedule_insns): Do it here instead.
4735 * combine.c (combine_instructions): Invoke compute_bb_for_insn
4736 before update_life_info.
4737 * recog.c (split_all_insns, peephole2_optimize): Update for
4738 new arg to update_life_info.
4739 * rtlanal.c (remove_note): Cope with NULL note.
4740 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
4741 if we did sched1.
4743 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
4745 * jump.c (jump_optimize_1): More accurately detect casesi insns.
4747 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
4748 block records so that merge_blocks_nomove will clean up correctly.
4749 (split_edge): Handle casesi insns.
4751 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
4753 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
4755 * pa.md (call, call_value): Do not emit a blockage after restoring
4756 the PIC register.
4758 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
4760 * c-typeck.c (c_expand_asm_operands): Fix typo.
4762 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4764 * arm.c (fpu_rhs_operand): Verify modes.
4765 (fpu_add_operand): Likewise.
4766 (di_operand): Likewise.
4767 (soft_df_operand): Likewise.
4769 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
4771 * arm.c (arm_return_in_memory): APCS rules state that the elements
4772 of a structure returned in a register must be 'integer-like'.
4774 1999-10-19 Bruce Korb <autogen@linuxbox.com>
4776 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
4777 in the source tree when the generated targets are out of date
4778 * fixinc/genfixes: Alter it to run individual fixes for make.
4779 * fixinc/README: rewrite
4780 * fixinc/inclhack.def: moved initial comments to README
4782 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
4784 * toplev.c (main): Do not generate an error message if an
4785 unrecognised command line switch is recognisable by another
4786 language. If extra_warnings are enabled, then generate a
4787 warning message instead.
4789 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
4791 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
4792 (insert_pack_attributes): Delete prototype.
4794 * c-pragma.c (default_alignment): New static variable.
4795 (push_alignment): Initialize to current effective alignment.
4796 (pop_alignment): Use to set new alignment.
4797 (insert_pack_attributes): Delete function.
4798 (handle_pragma_token): Set default_alignment as well each time
4799 a #pragma pack(<n>) is encountered.
4801 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
4803 * reg-stack.c (stack_result): Aggregates are not returned in
4804 stack registers.
4806 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4808 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
4810 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
4812 * basic-block.h (set_block_num): Declare.
4813 * flow.c (update_life_info): Don't call compute_bb_for_insn
4814 or free_basic_block_vars.
4815 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
4816 (insn_orig_block): Remove.
4817 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
4818 (schedule_block): Keep BLOCK_NUM up-to-date.
4819 (schedule_insns): Use compute_bb_for_insn.
4820 * recog.c (split_all_insns): Likewise.
4821 (peephole2_optimize): Likewise.
4823 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
4825 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
4826 if the pic register is used.
4828 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4830 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
4831 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
4832 if that tests TREE_PERMANENT.
4834 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
4836 * cse.c (invalidate_for_call): Do not remove memory references from
4837 the table here. It's handled elsewhere.
4839 * haifa-sched.c (add_dependence): Protect references to the
4840 true dependency cache with #ifdef INSN_SCHEDULING.
4841 (remove_dependence): Similarly.
4843 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
4844 to the cfg code that this is a return instruction.
4845 * mn10300.md (return_internal): Similarly.
4847 * combine.c (get_last_value): If the last set of a register
4848 is after subst_low_cuid, then we can not use it to determine
4849 the register's last value.
4851 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4853 * Makefile.in: Back out previous change.
4855 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
4857 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
4859 * haifa-sched.c (add_dependence): Only check/update the cache
4860 if it exists.
4861 (remove_dependence): Likewise.
4862 (schedule_insns): Only create the true_dependency_cache if the
4863 average number of instructions in a basic block is very large.
4865 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4867 * Makefile.in (ggc-common.o): Depend on genrtl.h.
4868 (ggc-simple.o): Likewise.
4869 (ggc-page.o): Likewise.
4871 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
4873 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
4874 Prototype for exported functions.
4875 (pre_lcm, pre_rev_lcm): Remove prototypes.
4876 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
4877 (compute_available): Move to lcm.c, and change parameter order.
4878 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
4879 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
4880 (gcse_main): No longer call compute_preds_succs. Rebuild the
4881 set table after reach pre pass.
4882 (pre_insert_map, pre_delete_map, edge_list): New.
4883 (alloc_pre_mem): Allocate edge vectors.
4884 (free_pre_mem): Delete edge vectors.
4885 (compute_pre_data): Call new edge based lcm routines.
4886 (process_insert_insn): New function.
4887 (insert_insn_end_bb): Use it.
4888 (pre_edge_insert): New function.
4889 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
4890 needed.
4891 (pre_insert_copies): Revamp using new edge based lcm outputs.
4892 (pre_delete): Likewise.
4893 (one_pre_gcse_pass): Insert & remove fake edges to the exit
4894 block.
4895 (compute_code_hoist_vbeinout): New new edge based routines.
4896 * lcm.c: Remove all the old LCM functions. Replace with new ones
4897 that work with the new cfg datastructures and work with edges
4898 instead of blocks.
4900 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4902 * reload.h (struct reload): Add new fields "mode" and "nregs".
4903 * reload1.c: Change all occurrences of reload_mode and reload_nregs
4904 to reference the "mode" and "nregs" field within struct reload.
4906 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
4908 * haifa-sched.c (true_dependency_cache): New.
4909 (add_dependence): Use the true dependency cache to avoid expensive
4910 walks down the LOG_LINKS dependency list. Add entries to the
4911 cache as necessary.
4912 (remove_dependence): Remove entries from the true dependency cache
4913 as needed.
4914 (schedule_insns): Allocate and initialize and free the true
4915 dependency cache.
4917 * haifa-sched.c (schedule_insns): Do not remove inter-block
4918 dependencies anymore.
4920 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4922 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
4923 * i386/t-winnt: Likewise.
4925 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
4927 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
4929 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
4931 * Makefile.in (LANGUAGES): Omit "proto".
4932 (clean): Remove stale comment about removing unprotoize.c.
4934 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4936 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
4937 using arithmetic on void pointers.
4939 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
4941 * haifa-sched.c (compute_block_forward_dependencies): Only check
4942 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
4944 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
4946 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
4947 (expr_equiv_p): Reject memories with different alias sets.
4949 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
4951 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
4952 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
4953 (f_options): Add "bounded-pointers" and "bounds-check" entries.
4954 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
4955 (lang_init): Set default for flag_bounds_check if still "unspecified".
4957 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4959 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
4961 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4963 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
4964 instructions.
4966 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4968 * config/c4x/c4x.md (*db_noclobber,
4969 *decrement_and_branch_until_zero_noclobber): New patterns and
4970 associated splitters.
4972 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4974 * config/c4x/c4x.md (parallel instruction patterns): Rework
4975 constraints to keep reload happy.
4977 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4979 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
4980 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
4981 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
4982 Add new patterns and associated post-reload splitters.
4984 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4986 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
4988 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4990 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
4991 if appropriate.
4992 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
4994 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4996 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
4997 memory mode.
4999 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
5001 * pa.c (move_operand): Rely on memory_address_p to determine the
5002 validity of non-indexed memory addresses.
5003 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
5004 operand in DFmode and SFmode when generating PA2.0 code.
5006 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
5008 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
5010 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
5012 * mips.c (function_prologue): Fix argument types.
5013 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
5014 (casesi_internal): Write to the scratch register.
5016 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
5018 * cppexp.c (cpp_parse_escape): Make static. Change second arg
5019 to U_CHAR **.
5020 (parse_charconst): Delete unnecessary cast when calling
5021 cpp_parse_escape.
5022 (cpplib.h): Kill prototype of cpp_parse_escape.
5024 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
5026 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
5027 * unroll.c (unroll_loop): Cast return value of alloca.
5028 * i370/i370.c: Include function.h and toplev.h.
5029 (i370_label_scan): Remove c++ commented abort.
5030 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
5031 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
5032 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
5033 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
5035 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
5037 * config/t-freebsd: Do not override USER_H.
5038 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
5040 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
5041 Mumit Khan <khan@xraylith.wisc.edu>
5043 * c-parse.in (component_decl): Support anonymous struct/union.
5044 (%expect): Update.
5045 * c-parse.y: Regenerate.
5046 * c-parse.c: Likewise.
5047 * objc/objc-parse.y: Likewise.
5048 * objc/objc-parse.c: Likewise.
5049 * c-decl.c (finish_struct): Don't sort the fields.
5050 (field_decl_cmp): Delete unused function.
5052 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
5054 * sparc.md (movsf_const_intreg): Revert last constraint change.
5055 (movdf_const_intreg_sp32): Likewise.
5057 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
5059 * cse.c: Include hashtab.h instead of splay-tree.h
5060 (struct cse_reg_info): No longer use variant union. Add new
5061 field "regno". All references changed to avoid union.
5062 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
5063 (free_cse_reg_info): Remove.
5064 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
5065 (get_cse_reg_info): Revamp to use expandable hash tables instead
5066 of splay trees. Initialize new fields in cse_reg_info structure.
5067 (new_basic_block): Similarly.
5069 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
5071 * genrecog.c (message_with_line): Prototype.
5072 (validate_pattern): Pass along the set for the dest, not a flag.
5073 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
5074 Check for PC/CC0 as sources.
5075 (nodes_identical): Check for children position match before
5076 allowing the combination.
5078 * rtl.c (read_rtx): Track line number across \\\n.
5080 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
5082 * mips.h (SPECIAL_MODE_PREDICATES): New.
5083 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
5084 (movdi+1, movsi+1): Add output reload constraint.
5085 (casesi_internal): Likewise. Fix commentary.
5086 (return_internal): Use pmode_register_operand.
5088 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
5090 * 1750a.md (movstrqi): Add missing output reload constraint.
5091 (call_value): Likewise.
5092 * a29k.md (cpxxx patterns): Add missing match_operator mode.
5093 (jmpfdec): Add missing inout reload constraint.
5094 * elxsi.md (addsi patterns): Add missing output reload constraint.
5095 (move from sp): Use @ alternates.
5096 (call_value): No constraint on output.
5097 * fr30.md (movsi_pop): Add missing output reload constraint.
5098 (movsf_constant_store): Likewise.
5099 (splits): Remove constraints.
5100 (subsi3): Add missing mode.
5101 * i370.md (cmpstrsi+1): Add missing output reload constraint.
5102 (call_value): Likewise.
5103 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
5104 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
5105 * m32r.md (movsicc_internal): Add output reload constraint.
5106 (movstrsi_internal): Add inout reload constraints.
5107 * m88k.h (reg_names): Don't declare.
5108 (SPECIAL_MODE_PREDICATES): New.
5109 * m88k.md (*): Use register_operand not reg_or_0_operand
5110 on destinations.
5111 * mn10200.h (PREDICATE_CODES): New.
5112 * ns32k.md (ffs pattern): Add output reload constraint.
5113 * pdp11.md (sob pattern): Add inout reload constraint.
5114 * sh.md (splits): Remove constraints.
5115 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
5116 * v850.md (pattern_is_ok_for_epilogue): Likewise.
5117 * vax.md (jgequ pattern): Add inout reload constraint.
5119 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
5121 * configure.in (djgpp): Revert previous patch.
5122 * configure: Rebuit.
5123 * config/i386/djgpp.h: Revert previous patch.
5125 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
5127 * fixinc/inclhack.def: Restore patch lost during last merge of
5128 "no_bogosity" branch.
5129 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5131 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5133 * fixincludes: Add a HPUX 11 fix for inttypes.h.
5134 * fixinc/inclhack.def: Same.
5135 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
5137 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
5139 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
5140 as the base of a PLUS.
5142 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5144 * config/c4x/c4x.md: Define mode for remaining unspec operators.
5145 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
5147 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
5149 * pa.md (post_stw+1): Use pmode_register_operand.
5150 (dcacheflush, icacheflush): Likewise.
5152 * i386.md (movstricthi_1): Allow r/r.
5154 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
5156 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
5157 to (not (and (arg0) (arg1))). Similary for and.
5159 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
5160 fallthrough to associate code.
5161 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
5162 bits in common.
5164 * combine.c (simplify_logical): Convert XOR to IOR if operands have
5165 no bits in common; remove XOR to ROTATE conversion.
5167 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5169 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
5171 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5173 * config/c4x/c4x.c (dst_operand): New.
5174 (PREDICATE_CODES): Update.
5175 * config/c4x/c4x.h (dst_operand): Declare it.
5176 * config/c4x/c4x.md: Define mode for each unspec usage.
5177 (move patterns): Use dst_operand predicate instead of src_operand.
5178 (movqi_update, movqf_update): Delete.
5180 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
5182 * recog.c (pmode_register_operand): New.
5183 * recog.h: Declare it.
5184 * genrecog.c (pred_codes): Likewise.
5185 (special_mode_pred_table): Likewise.
5186 (validate_pattern): Don't warn no mode for address_operand.
5188 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
5189 if the operand is not insn-like.
5191 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
5192 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
5194 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
5196 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
5198 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
5199 instead of general_operand in a SET_DEST. Use const_double_operand
5200 instead of an explicit test against CONST_DOUBLE.
5201 (movsf_const_lo): Add missing register mode.
5202 (goto_handler_and_restore): Add auxiliary test for Pmode.
5203 (flush): Adjust to use address_operand.
5204 (return_sf_no_fpu): Add missing output constraint.
5206 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
5208 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
5209 for call return value.
5210 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
5212 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
5214 * toplev.c (main): Only warn about options for other languages.
5215 * collect2.c (main): Pass -w to sub-gcc.
5217 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
5219 * flow.c (propagate_block): Add call-clobbered registers to
5220 significant too.
5222 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
5223 zapping mem_set_list.
5224 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
5225 (mark_set_1, mark_used_regs): Likewise.
5227 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
5229 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
5231 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5233 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
5234 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
5235 options. Also add a new item "C-only Warning Options" to the
5236 option summary.
5238 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
5240 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
5241 from multiple calls.
5243 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
5245 * i386.md (call value patterns): Move to the end of the file.
5246 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
5248 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
5250 * configure.in (djgpp configuration): Define extra_objects..
5251 * configure: Rebuilt.
5252 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
5253 (DTORS_SECTION_ASM_OP): Define.
5254 (INIT_SECTION_ASM_OP): Define.
5255 (FINI_SECTION_ASM_OP): Define.
5256 (DATA_SECTION_ASM_OP): Define.
5257 (TEXT_SECTION_ASM_OP): Define.
5258 (EH_FRAME_SECTION_ASM_OP): Define.
5259 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
5260 (STARTFILE_SPEC): Add crtbegin.o.
5261 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
5262 to here from LINK_COMMAND_SPEC.
5263 (DO_GLOBAL_CTORS_BODY): Define.
5264 (CRTSTUFF_USE_FINI_SECTION): Define
5265 (HAS_INIT_SECTION): Delete.
5267 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
5269 * Makefile.in (all.cross): Depend on xcpp$(exeext).
5271 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
5273 * pa.h (PREDICATE_CODES): New.
5275 * genrecog.c (validate_pattern): Condense the destination
5276 non-lvalue message.
5278 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
5280 * alpha.md (call-1): Supply missing mode for operator.
5281 (*): Add missing output reload constraints. Remove constraints
5282 from define_splits.
5284 * i386.h (SPECIAL_MODE_PREDICATES): New.
5285 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
5286 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
5287 (addsi_lea_3): Add missing mode for op 3.
5288 (prologue_set_got, prologue_get_pc): Add missing modes.
5289 (*) Add missing output reload constraints.
5291 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
5293 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
5294 check for member bit-size overflow and use var_size if it occurs.
5295 (layout_record): Use bitsize_int() to define the type size in bits.
5296 Likewise for computation and assignment to DECL_FIELD_BITPOS.
5297 (layout_decl): Likewise when assigning to DECL_SIZE.
5299 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
5301 * genrecog.c (validate_pattern): Typo last change. Verify
5302 that output operands have output reloads.
5304 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
5306 * genrecog.c (special_mode_pred_table): New.
5307 (NUM_SPECIAL_MODE_PREDS): New.
5308 (find_operand): New.
5309 (validate_pattern): New argument `insn'. Warn for assignment to
5310 any predicate accepting non-lvalues. Conditionaly warn for
5311 match_operand without a mode. Try much harder to match source
5312 and destination modes on a set.
5313 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
5315 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
5317 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
5319 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
5321 * combine.c (simplify_logical): Recognize xor pattern that encodes
5322 rotation.
5324 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5326 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
5327 alignment.
5329 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
5331 * ggc-page.c (MAP_FAILED): Provide default.
5333 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
5335 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
5336 * sparc.h (PREDICATE_CODES): Update.
5338 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
5340 * alpha.c (some_ni_operand): New.
5341 * alpha-protos.h: Declare it.
5342 * alpha.h (PREDICATE_CODES): Update.
5343 * alpha.md (sXaddq reload insns): Use some_ni_operand
5344 for SET_DEST instead of some_operand.
5346 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
5347 Jim Wilson <wilson@cygnus.com>
5349 * genrecog.c (maybe_both_true_2): Don't compare modes of
5350 two DT_pred tests.
5351 (process_tree): Elide peephole2_insns. Invoke simplify_tests
5352 after find_afterward.
5353 (debug_decision_1): Dump next and afterward codes.
5355 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
5357 * rtl.c (dump_and_abort): Remove.
5358 (fatal_with_file_and_line): New.
5359 (fatal_expected_char): New.
5360 (read_rtx_lineno, read_rtx_filename): New.
5361 (read_skip_spaces): Track line number.
5362 (read_name): Use fatal_with_file_and_line.
5363 (read_rtx): Use fatal_expected_char. Track line number.
5364 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
5366 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
5367 if it isn't a CODE_LABEL.
5369 * genattr.c (main): Set read_rtx_filename.
5370 * genattrtab.c (main): Likewise.
5371 * gencodes.c (main): Likewise.
5372 * genconfig.c (main): Likewise.
5373 * genemit.c (main): Likewise.
5374 * genextract.c (main): Likewise.
5375 * genflags.c (main): Likewise.
5376 * genopinit.c (main): Likewise.
5377 * genoutput.c (main): Likewise.
5378 * genpeep.c (main): Likewise.
5380 * genrecog.c (decision_test.u.insn): Add `lineno'.
5381 (pattern_lineno, error_count): New variables.
5382 (message_with_line): New.
5383 (add_to_sequence): Break out checking code to ...
5384 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
5385 (merge_insn): Use message_with_line.
5386 (make_insn_sequence): Use validate_pattern. Record insn lineno.
5387 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
5389 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5391 * expr.c (store_constructor): Clear union if constructor is empty.
5393 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
5395 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
5396 Add !endian checks. Change %{...} to %(...).
5398 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
5400 * i386.md (*addsi3_cc): Renamed from addcsi3.
5401 (*addsi3_carry): Renamed from addxsi3.
5402 (*subsi3_cc): Renamed from subcsi3.
5403 (*subsi3_carry): Renamed from subxsi3.
5404 (*xorqi_cc_1): Renamed from xorcqi_1.
5405 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
5406 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
5408 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
5410 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
5411 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
5413 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
5415 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
5416 climb up the chain of insns.
5418 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
5420 * genrecog.c (write_subroutine): Careful for null trees.
5421 (process_tree): Don't elide empty functions.
5423 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
5425 * Makefile.in (genrtl.o): Depend on ggc.h.
5426 * configure.in (valloc): Probe for it.
5427 (with-gc): Use ggc-page if valloc present.
5428 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
5429 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
5430 (ggc_alloc_string): Moved from ggc-page.c.
5431 * ggc-none.c (ggc_alloc_obj): New.
5432 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
5433 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
5434 (struct globals): Likewise for dev_zero_fd.
5435 (init_ggc): Likewise for it's initialization.
5436 (ggc_allocated_p): Move careful dereference from ...
5437 (ggc_lookup_page_table): ... here. Delete.
5438 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
5439 (alloc_anon): Use valloc if no mmap.
5440 (release_pages): Use free if using valloc.
5441 (ggc_alloc_obj): Renamed from alloc_obj.
5442 (ggc_set_mark): Renamed from mark_obj.
5443 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
5444 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
5445 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
5446 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
5447 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
5448 (ggc_collect): Use fp printing instead of our own rounding.
5449 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
5450 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
5451 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
5452 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
5453 (struct ggc_string, struct ggc_any): Delete.
5454 (offsetof): Provide default definition.
5455 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
5456 (PTR_KEY): New.
5457 (struct ggc_mem): New, from corpse of ggc_any.
5458 (struct ggc_status): Delete.
5459 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
5460 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
5461 (n_strings_collected, n_anys_collected): Delete.
5462 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
5463 (ggc_alloc_string, ggc_alloc): Delete.
5464 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
5465 (ggc_free_string, ggc_free_any): Delete.
5466 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
5467 (ggc_compare_addresses, ggc_mark_string): Delete.
5468 (ggc_mark_string_if_gcable, ggc_mark): Delete.
5469 (search_data): Delete.
5470 (struct globals): New.
5471 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
5472 (tree_insert, tree_lookup): New.
5473 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
5474 (clear_marks, sweep_objs): New.
5475 (ggc_collect): Gut. Use clear_marks, sweep_objs.
5476 (init_ggc): Set allocated_last_gc.
5477 (ggc_push_context): Gut. Use G.context.
5478 (ggc_pop_context): Likewise.
5479 (ggc_pop_context_1): New.
5480 (debug_ggc_tree): New.
5481 (debug_ggc_balance, tally_leaves): New.
5482 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
5483 (ggc_mark_string_if_gcable): Remove decl.
5484 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
5485 (ggc_mark_rtvec_children): New.
5486 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
5487 (ggc_mark_if_gcable): New decl.
5488 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
5489 (ggc_alloc_tree, ggc_alloc): Likewise.
5490 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
5491 (ggc_alloc_obj): New decl.
5492 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
5493 (ggc_alloc_tree, ggc_alloc): Likewise.
5494 (ggc_set_mark): New decl.
5495 * rtl.h (struct rtx_def): Remove gc_mark.
5496 (struct rtvec_def): Likewise.
5497 * tree.h (struct tree_common): Likewise.
5499 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
5501 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
5502 float_format and thread_file definitions.
5503 * configure: Rebuilt.
5505 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
5507 * extend.texi (Function Names): Document types of function names.
5509 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5511 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5512 an earlyclobbered output conflict with RELOAD_INPUT reloads.
5514 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5516 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
5518 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5520 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
5522 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
5524 * collect2.c (main): Do prelimnary link on AIX if rflag.
5526 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5528 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
5529 __CTOR_LIST__ in opposite order, which is the correct order for sorted
5530 constructors.
5531 (__do_global_dtors): similarly for __DTOR_LIST__.
5533 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5534 Diego Novillo <dnovillo@cygnus.com>
5536 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
5537 FPUL_REGS.
5539 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
5541 * fixincl/*: Merged "no_bogosity" branch
5542 * fixincl/fixlib.h: protect against doubly defining t_bool
5543 * fixincl/server.h: protect against doubly defining t_bool
5545 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
5547 * genoutput.c: Include toplev.h.
5549 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
5551 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5552 Undef.
5553 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
5554 * configure: Regenerate.
5556 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5558 * gcse.c (delete_null_pointer_checks): Returns void.
5560 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5562 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
5563 * emit-rtl.c (copy_insn_1): Likewise.
5565 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5567 * config/mips/mips.c (mips_build_va_list): Correct
5568 TREE_CHAIN setting when hard-float.
5569 (mips_va_start): Use corrected setting.
5570 (mips_va_arg): Likewise. Also pass a tree to build of
5571 POSTINCREMENT_EXPR rather than a naked 'int'.
5573 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
5575 * ggc.h (ggc_push_context): Fix comment.
5576 (ggc_pop_context): Likewise.
5577 (mark_string_if_gcable): Likewise.
5578 * ggc-common.c (ggc_mark_rtx_children): Use
5579 ggc_mark_string_if_gcable.
5580 * ggc-page.c (ggc_lookup_page_table): New function.
5581 (ggc_allocated_p): Likewise.
5582 (mark_obj): Fix formatting.
5583 (ggc_mark_string_if_gcable): New function.
5584 * ggc-simple.c (ggc_allocated_strings): New variable.
5585 (ggc_strings_used): Likewise.
5586 (ggc_compare_addresses): New function.
5587 (ggc_pop_context): Pop the `any' memory too.
5588 (ggc_mark_string_if_gcable): New function.
5589 (ggc_collect): Initialize and tear down ggc_allocated_strings.
5591 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
5593 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
5594 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
5595 * rs6000.c (expand_block_move): Match movstrsi_?reg register
5596 changes.
5598 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
5600 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
5601 (sched_reg_live_length, sched_reg_basic_block): Delete.
5602 (current_block_num, bb_live_regs, old_live_regs): Delete.
5603 (dead_notes, struct sometimes): Delete.
5604 (sched_note_set, birthing_insn_p): Delete.
5605 (adjust_priority): Gut useless reg lifetime code.
5606 (create_reg_dead_note, attach_deaths): Delete.
5607 (attach_deaths_insn, new_sometimes_live): Delete.
5608 (finish_sometimes_live): Delete.
5609 (find_pre_sched_live, find_post_sched_live): Delete.
5610 (update_reg_usage): Delete.
5611 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
5612 (schedule_insns): Delete reg lifetime code.
5613 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
5614 (unlink_other_notes): Adjust REG_NOTE commentary.
5615 (reemit_notes): Use REG_SAVE_NOTE.
5616 (schedule_block): Likewise.
5617 (schedule_region): Allocate bitmap of blocks in region. Use
5618 count_or_remove_death_notes. Use update_life_info.
5620 * rtl.h (REG_SAVE_NOTE): New.
5621 * rtl.c (reg_note_name): Update.
5623 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
5625 * combine.c (refresh_blocks, need_refresh): New.
5626 (combine_instructions): Allocate refresh_blocks. Invoke
5627 update_life_info if needed.
5628 (distribute_notes): Mark refresh_blocks instead of installing
5629 USE insns.
5630 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
5631 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
5633 * Makefile.in (recog.o): Depend on basic-block.h.
5635 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
5637 * genrecog.c (add_to_sequence): Thinko last change: delete
5638 shadowing allow_const_int variable.
5640 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5642 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
5643 __GNUC__ and __GNUC_MINOR__.
5645 * gansidecl.h: Likewise.
5647 * rtl.c: Likewise.
5649 * rtl.h: Likewise.
5651 * toplev.h: Likewise.
5653 * tree.c: Likewise.
5655 * tree.h: Likewise.
5657 * varray.c: Likewise.
5659 * varray.h: Likewise.
5661 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5663 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
5664 use one before a jump table.
5666 * rtl.def (ADDRESS): Change documentation to match reality.
5667 * md.texi: Don't document it.
5668 * gmicro.md (load address pattern): Use 'p' constraint, delete use
5669 of ADDRESS rtx.
5671 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
5673 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
5675 * genrecog.c (add_to_sequence): Move allow_const_int test outside
5676 known predicate block; default allow_const_int true.
5677 (debug_decision_list): New.
5679 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
5681 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
5683 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
5685 * gcse.c (gcse_main): Avoid global optimizations if we have a
5686 large number of basic blocks and the ratio of edges to blocks
5687 is high.
5688 (delete_null_pointer_checks): Likewise.
5690 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
5692 * c-common.c (check_format_info): Warn if format string isn't a
5693 string literal.
5695 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5697 * configure.in (arm*-*-*): Don't let autoconf remove brackets
5698 * configure: regenerate
5700 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
5702 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
5703 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
5704 (peepholes): Re-enable.
5706 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
5708 * Makefile.in (flow.o): Depend on TREE_H.
5709 * basic-block.h (REG_SET_EQUAL_P): New.
5710 (XOR_REG_SET): New.
5711 (n_edges): Declare.
5712 (free_regset_vector): Remove declaration.
5713 (flow_delete_insn_chain): Declare.
5714 (enum update_life_extent): New.
5715 (update_life_info, count_or_remove_death_notes): Declare.
5716 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
5717 Verify register live at bb->global_live_at_start before adding USE.
5718 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
5719 (CLEAN_ALLOCA): New.
5720 (n_edges): New.
5721 (PROP_*): New flags.
5722 (find_basic_blocks_1): Use alloc_EXPR_LIST.
5723 (clear_edges): Zero n_edges.
5724 (make_edge): Increment n_edges.
5725 (split_edge): Don't allocate bb->local_set. Increment n_edges.
5726 (flow_delete_insn_chain): Export.
5727 (delete_block): Decrement n_edges.
5728 (merge_blocks_nomove): Likewise.
5729 (life_analysis): Give life_analysis_1 PROP flags.
5730 (verify_wide_reg_1, verify_wide_reg): New.
5731 (verify_local_live_at_start): New.
5732 (update_life_info): Rewrite to call into propagate_block.
5733 (mark_reg): New.
5734 (mark_regs_live_at_end): After reload, if epilogue as rtl,
5735 always mark stack pointer. Conditionally mark PIC register.
5736 After reload, mark call-saved registers, return regsiters.
5737 (life_analysis_1): Accept PROP flags not remove_dead_code.
5738 Call mark_regs_live_at_end before zeroing regs_ever_live.
5739 Use calculate_global_regs_live. Copy global_live_at_end before
5740 calling final propagate_block. Zero reg_next_use on exit.
5741 (calculate_global_regs_live): New.
5742 (allocate_bb_life_data): Don't allocate bb->local_set.
5743 (init_regset_vector, free_regset_vector): Remove.
5744 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
5745 Test flags before every operation. Warn if prologue/epilogue insn
5746 would have been deleted.
5747 (mark_set_regs, mark_set_1): Accept and use FLAGS.
5748 Use alloc_EXPR_LIST.
5749 (mark_used_regs): Accept and use FLAGS, not FINAL.
5750 Remove special handling for RETURN.
5751 (try_pre_increment): Use alloc_EXPR_LIST.
5752 (dump_flow_info): Dump n_edges.
5753 (unlink_insn_chain, split_hard_reg_notes): Remove.
5754 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
5755 (find_insn_with_note, new_insn_dead_notes): Remove.
5756 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
5757 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
5758 (replace_insns): Remove.
5759 (count_or_remove_death_notes): New.
5760 (verify_flow_info): Abort on error after all checks.
5761 (remove_edge): Decrement n_edges.
5762 (remove_fake_edges): Tweak format.
5763 * haifa-sched.c (schedule_insns): Use split_all_insns.
5764 * output.h (update_life_info): Remove declaration.
5765 * recog.c (split_all_insns): From the corpse of split_block_insns,
5766 do the whole function block by block. Use update_life_info.
5767 (recog_last_allowed_insn): New.
5768 (recog_next_insn): Mind it.
5769 (peephole2_optimize): Set it. Walk backwards through blocks.
5770 Use update_life_info.
5771 * rtl.h (update_flow_info, replace_insns): Remove declarations.
5772 (split_all_insns): Declare.
5773 * toplev.c (rest_of_compilation): Thread prologue before flow2.
5774 Use split_all_insns.
5776 * i386.md (or -1 peep2s): Disable.
5778 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
5780 * config/mips/mips.md (movstrsi+[123]) : Combine these into
5781 a single pattern. Scrap the 'd' versions as unnecessary.
5783 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
5784 tablejump_mips162,tablejump_internal4): The operands to a
5785 label_ref must be VOIDmode.
5787 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5789 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
5791 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5793 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
5795 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5797 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
5798 cache every function if ggc_p.
5800 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5802 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
5803 instead of copy_rtx. Accept sequences that contain asm statements.
5804 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
5805 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
5806 orig_asm_operands_vector, copy_asm_operands_vector,
5807 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
5808 variables.
5809 * rtl.h (copy_insn, copy_insn_1): Declare.
5811 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5813 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
5815 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
5816 arguments to `current_file_function_operand'.
5818 * genrecog.c: Include hard-reg-set.h and resource.h in the
5819 generated output file.
5821 * real.c: Include tm_p.h.
5823 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5825 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
5826 output operand.
5828 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
5830 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
5831 before the fctiwz insn.
5833 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5834 Mark Mitchell <mark@codesourcery.com>
5836 * tree.c (make_lang_type_fn): New function pointer.
5837 (make_lang_type): Call it.
5838 * tree.h (make_lang_type): Declare.
5839 (make_lang_type_fn): Likewise.
5840 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
5842 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
5844 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
5845 make sure that HIGH instructions are copied into BASE_REGS.
5847 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
5849 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
5851 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
5853 * c-decl.c (finish_struct): Use simpler method of
5854 removing elements of a singly-linked list.
5856 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
5858 * alpha.md (peephole2's): Comment out peephole2's that generate
5859 buggy code.
5861 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
5863 * genrecog.c (add_to_sequence): Disable mode check for
5864 wildcard matches.
5866 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5868 * ggc-simple.c (init_ggc): Set empty_string.
5870 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
5872 * configure.in: Detect mmap. Add --with-gc=foo to select
5873 garbage collector; default to page if mmap available.
5874 * Makefile.in (GGC): Substitute.
5876 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
5878 * c-decl.c (ggc_p): Enable.
5880 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * flow.c (verify_flow_info): Make it extern & unconditionally define.
5884 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
5886 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
5887 string for little-endian-data.
5889 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
5891 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
5892 case somebody tries to compile --enable-checking code with gcc
5893 1.34 or such.
5895 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
5897 * genrecog.c (add_to_sequence): Verify operand to label_ref is
5898 VOIDmode.
5900 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
5902 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
5903 * jump.c (jump_optimize_1): Document why.
5905 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5907 * collect2.c (scan_prog_file, scan_libraries): Prototype function
5908 pointers and casts for `int_handler' and `quit_handler'.
5910 * flow.c (verify_flow_info, split_hard_reg_notes,
5911 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
5912 remove_edge, remove_fake_successors): Add static prototypes.
5913 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
5914 (mark_set_1): Initialize variable `regno'.
5915 (unlink_insn_chain): Likewise for variable `curr'.
5916 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
5918 * loop.c (strength_reduce): Initialize variable
5919 `unrolled_insn_copies'.
5920 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
5921 prototypes. Change these functions to take const PTR parameters
5922 to avoid prototype conflict when used as the comparson argument
5923 for qsort.
5924 (check_dbra_loop): Initialize variable `comparison_val'.
5926 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
5927 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
5928 (find_valid_class): Initialize variable `best_class'.
5929 (find_reloads): Call memcpy, not bcopy.
5931 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
5932 (hard_reg_use_compare): Don't needlessly cast away const.
5933 (reload_reg_class_lower): Likewise.
5934 (choose_reload_regs): Initialize variable `regno'.
5936 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
5938 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
5940 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
5942 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
5943 ({,d}discard): Add forward declarations. Declare parameter as
5944 unused.
5945 (main_without_main): Explicitly declare return type to be int.
5946 (memcpy): Properly declare.
5948 * libgcc2.c (toplevel): If inhibit_libc is defined and not
5949 building the trampoline support, declare malloc, free, and
5950 atexit.
5951 (__clear_cache): Mark arguments as potentially unused.
5953 * frame.c (toplevel): If inhibit_libc is defined, declare
5954 malloc and free.
5956 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
5958 * flow.c (make_edge): Accept an optional 2D bitmap in which
5959 to cache edge existence. Update all callers.
5960 (make_label_edge, make_eh_edge): Pass through the edge cache.
5961 (make_edges): Provide the cache.
5963 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5965 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
5966 a char*.
5967 (local_mbtowc): Change the type of variable `i' from int to size_t.
5969 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
5970 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
5972 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
5974 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
5975 after other includes that define the appropriate types. Include
5976 tm_p.h for getting user prototypes.
5977 * ggc-callbacks.c (toplevel): Ditto.
5978 * ggc-none.c (toplevel): Ditto.
5979 * gcc-page.c (toplevel): Ditto.
5980 * ggc-simple.c (toplevel): Ditto.
5982 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
5983 Jonathan Larmour <jlarmour@cygnus.co.uk>
5985 * config/mips/mips.c (mips_move_2words): Split doubles if
5986 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
5988 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
5990 * genrecog.c (struct decision_test): New.
5991 (struct decision): Remove test-related members, sort the rest by size.
5992 (IS_SPLIT): Simplify.
5993 (new_decision, new_decision_test): New.
5994 (add_to_sequence): Use them. No special handling for args of
5995 non-MATCH codes.
5996 (maybe_both_true): Renamed from not_both_true; return sense changed.
5997 (maybe_both_true_1, maybe_both_true_2): New. Broken out
5998 of maybe_both_true and adjusted for decision_test.
5999 (position_merit): Remove.
6000 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
6001 (merge_accept_insn): New, broken out of merge_trees.
6002 (merge_trees): Use them. No special case for c_test; no node
6003 splitting; use test type instead of position_merit.
6004 (factor_tests): New.
6005 (simplify_tests): New.
6006 (break_out_subroutines): Don't write code now.
6007 (find_afterward): New.
6008 (write_afterward, write_switch, write_cond): New.
6009 (write_action, is_unconditional): New.
6010 (write_node): New. Use them.
6011 (write_tree_1): Rewrite. Use the new functions above.
6012 (write_tree): Remove afterward processing.
6013 (write_subroutine): Simplify function variant emission.
6014 (write_subroutines): New.
6015 (same_codes, clear_codes): Remove.
6016 (same_modes, clear_modes): Remove.
6017 (write_header): New, broken out of main.
6018 (make_insn_sequence): Use new_decision and new_decision_test.
6019 (process_tree): New, broken out of main.
6020 (main): Adjust for merge_trees interface change.
6021 Don't #define operands in the output file.
6022 (record_insn_name): New, broken out of make_insn_sequence.
6023 (debug_decision_2, debug_decision_1, debug_decision_0): New.
6024 (debug_decision): New.
6026 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
6028 * resource.c (find_free_register): Mark class_str argument const.
6029 * resource.h: Update prototype to match.
6031 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
6032 * i386.md: Give all anonymous insns names.
6034 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
6036 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
6037 blocks.
6039 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
6041 * toplev.c (dbr_sched_time): Unconditional.
6042 (peephole2_time): New.
6043 (compile_file): Add pass numbers to all of the dump file suffixes.
6044 Dump peephole2_time. Don't dump times for non-applicable passes.
6045 (rest_of_compilation): Add pass numbers to dump file suffixes.
6046 Conditionalize calls to the scheduler.
6047 * invoke.texi: Update.
6049 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
6051 * flow.c (make_edges): Fix insn iteration.
6052 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
6053 (find_basic_blocks_1): Fix spelling mistake.
6055 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
6057 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
6058 always have side-effects. Use memset not bzero.
6059 (make_node): Likewise.
6061 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
6063 * stmt.c (expand_anon_union_decl): When any of the elements of the
6064 union is addressable, so is the entire union.
6066 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
6068 * sbitmap.c (sbitmap_ones): Don't set too many bits.
6070 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
6071 * bitmap.c (bitmap_operation): Return true iff TO changed.
6072 (bitmap_equal_p): New.
6073 (bitmap_bit_p): Tidy arithmetic.
6074 (debug_bitmap_file): Likewise.
6076 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
6078 * toplev.c (rest_of_compilation): Turn on cse_not_expected
6079 before cse2 instead of after.
6081 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
6083 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
6084 register offsets.
6086 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6088 * cppinit.c (is_idchar initializer): Loosen tests to accept
6089 gcc 2.>6 and >2.
6091 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
6093 * mips.md: Define conditional move patterns for floating point
6094 operands and DI mode conditions.
6096 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
6098 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
6099 always have side-effects.
6101 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
6103 * mn10200.c (asm_file_start): Fix typo.
6105 * cppinit.c (is_idchar initializer): Tighten tests for when
6106 to put the table into initialized memory.
6108 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
6109 not an array of rtunion.
6110 * gcc-page.c (ggc_alloc_rtvec): Similarly.
6111 * gcc-simple (ggc_free_rtvec): Similarly.
6113 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
6114 of rtunions.
6116 * mbchar.h: Add missing #endif.
6118 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
6119 (FPBIT, DPBIT): Define.
6121 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6123 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
6125 * profile.c (instrument_arcs, output_gcov_string,
6126 tablejump_entry_p): Add static prototypes.
6127 (output_gcov_string): Constify a char*.
6129 * regmove.c (replacement_quality, fixup_match_2): Add static
6130 prototypes.
6132 * resource.h (reg_dead_p): Add extern prototype.
6134 * rtl.c (trim_filename): Add static prototype.
6136 * scan-decls.c (skip_to_closing_brace): Likewise.
6138 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
6139 (expand_end_case): Initialize variable `range'.
6140 (emit_case_nodes): Remove unused prototype `rtx_fn'.
6142 * varasm.c (asm_emit_uninitialised): Add static prototype.
6143 (asm_emit_uninitialised, assemble_variable): Mark parameter with
6144 ATTRIBUTE_UNUSED.
6146 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6148 * cpplib.c (if_directive_nameo): Add static prototype.
6150 * cse.c (cse_insn): Remove unused variable `p'.
6152 * except.c (create_rethrow_ref, push_entry,
6153 receive_exception_label, new_eh_region_entry, find_func_region,
6154 clear_function_eh_region, process_nestinfo): Add static prototypes.
6155 (get_reg_for_handler): Hide definition.
6156 (process_nestinfo): Initialize variable `extra_handlers'.
6158 * expr.h (expand_builtin_longjmp): Add extern prototype.
6160 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
6162 * function.c (prepare_function_start): Likewise.
6163 (pop_function_context_from): Mark parameter `context' with
6164 ATTRIBUTE_UNUSED.
6165 (push_temp_slots_for_block, flush_addressof): Hide definition.
6167 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
6168 solve_program_flow_graph, calculate_branch_probs,
6169 function_summary, main, fancy_abort): Add prototypes.
6171 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
6172 (add_hash): Constify a char*.
6174 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
6175 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
6176 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
6178 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
6180 * lists.c (free_list, zap_lists): Likewise.
6182 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6184 * alias.c (nonlocal_reference_p): Add static prototype.
6186 * bitmap.c (bitmap_element_allocate): Prototype args in function
6187 pointer cast.
6189 * builtins.c (stabilize_va_list): Add static prototype.
6190 (expand_builtin_va_arg): Constify a char*.
6192 * c-lex.c (getch, put_back, extend_token_buffer_to,
6193 read_line_number, token_getch, token_put_back): Add static
6194 prototypes.
6196 * c-parse.gperf (hash, is_reserved_word): Likewise.
6198 * cccp.c (is_dir_separator): Likewise.
6200 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6202 * graph.h: New file to prototype functions exported by graph.c.
6204 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
6206 * graph.c: Include graph.h.
6208 * toplev.c: Likewise. Remove redundant prototypes.
6210 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
6212 * invoke.texi: Removed duplicated description for -Q.
6214 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
6216 * extend.texi: Grammar fix in __extension__ text.
6218 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
6220 * md.texi (define_peephole2): New section.
6222 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
6224 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
6225 (mov $-1 to or peepholer): Enable for pentium when optimizing for
6226 speed.
6228 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
6230 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
6232 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
6234 * i386.md (ffs expander): Emit Pentium friendly code for
6235 TARGET_PENTIUM.
6237 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
6239 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
6240 for non-trees.
6241 (build1): Likewise.
6243 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6245 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
6247 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
6249 * config/m68k/m68k.c (use_return_insn): Return false if the pic
6250 register is in use.
6252 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6254 * md.texi (No Constraints): Delete section.
6255 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
6256 * final.c (final_scan_insn): We always have register constraints.
6257 * genattrtab.c: Don't include "insn-config.h".
6258 (write_attr_case): We always have register constraints.
6259 * genconfig.c (register_constraint_flag): Delete.
6260 (walk_insn_part): Don't check whether we have register constraints.
6261 (main): Don't write out "#define REGISTER_CONSTRAINTS".
6262 * genoutput.c (have_constraints): Delete.
6263 (main): Don't set it.
6264 (output_operand_data): We always have constraints.
6265 (scan_operands): Likewise.
6266 (compare_operands): Likewise.
6267 * local-alloc.c (block_alloc): We always have constraints.
6268 (requires_inout): Always compile this function.
6269 * recog.c (extract_insn): We always have constraints.
6270 (constrain_operands, reg_fits_class_p): Always compile these
6271 functions.
6272 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
6273 fields.
6274 (struct insn_operand_data): Likewise.
6275 * regclass.c (regclass): We always have constraints.
6276 (record_reg_classes, copy_cost, record_address_regs,
6277 auto_inc_dec_reg_p): Always compile these functions.
6278 * regmove.c (regmove_optimize): We always have constraints.
6279 * reload.c (find_reloads): Likewise.
6280 * reload1.c (reload): Likewise.
6281 (reload_cse_simplify_operands): Likewise.
6282 * i860.c (output_delay_insn): Likewise.
6284 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
6286 * iris6.h (BUILD_VA_LIST_TYPE): Define.
6288 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6290 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
6291 for the va_list record.
6293 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
6295 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
6296 prologues.
6298 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
6300 * alias.c: Include insn-flags.h.
6301 * Makefile.in (alias.o): Update.
6303 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
6305 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
6306 to LTU and GEU. Handle more cases using sbb.
6308 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
6310 * i386.md (truncatexfdf splitters): Do not use subreg.
6311 (fop XFmode patterns): Fix mode in operand testing.
6313 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
6315 * jump.c (jump_optimize_1): Amend last change to test only the
6316 form of the operand, not the insn.
6318 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
6319 not register_operand to determine when B may need preloading.
6321 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
6323 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
6324 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
6325 (call-value patterns): Move to end of file.
6326 (*): Remove mode from label_ref in (pc) context.
6327 (movstrqi): Use memory not general_operand for BLKmode operands.
6328 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
6329 to register_operand operands.
6330 (peep2 patterns): Convert from commented-out peephole patterns.
6332 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6334 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
6335 to BUILT_IN_INIT_DWARF_REG_SIZES.
6336 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
6337 Renamed from BUILT_IN_DWARF_REG_SIZE; call
6338 expand_builtin_init_dwarf_reg_sizes.
6339 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
6340 with __builtin_init_dwarf_reg_size_table.
6341 * dwarf2out.c (struct reg_size_range): Delete.
6342 (expand_builtin_init_dwarf_reg_sizes): New function.
6343 (expand_builtin_dwarf_reg_size): Delete.
6344 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
6345 (expand_builtin_dwarf_reg_size): Don't declare.
6346 * libgcc2.c (dwarf_reg_size_table_initialized): New.
6347 (dwarf_reg_size_table): New.
6348 (init_reg_size_table): New function.
6349 (copy_reg): Use dwarf_reg_size_table.
6350 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
6351 before use.
6353 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
6355 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
6356 Correctly build argument list to constructor and destructor functions.
6358 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
6360 * c-tree.h (warn_float_equal): Declare.
6361 * c-decl.c (warn_float_equal): Define.
6362 (c_decode_option): Recognize -W[no-]float-equal.
6363 * c-typeck.c (build_binary_op): Conditionally warn
6364 about equality tests of floating point types.
6365 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
6366 * invoke.texi: Add docs for -Wfloat-equal warning.
6368 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
6370 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
6371 generating RTL directly.
6372 * mips.h (INIT_TARGET_OPTABS): Likewise.
6373 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
6375 * expr.h (init_mov_optab): Delete declaration
6377 * h8300.c (WORD_REG_USED): Update to avoid useless register
6378 saves in interrupt functions and functions which never return.
6380 * cse.c (struct set): Delete inner_dest_loc field.
6381 (cse_insn): Remove assignments to inner_dest_loc field.
6383 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
6385 * ggc-page.c: Don't include <unistd.h> etc taken care of
6386 by "system.h". Include <sys/mman.h> afterward.
6388 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
6390 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
6391 ggc_alloc_string.
6393 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
6395 * xcoffout.c (xcoffout_declare_function): Add documentation.
6396 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
6397 TARGET_64BIT. Compare constant to -1, not bit pattern.
6398 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
6399 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
6400 gen_movsi typos.
6402 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
6404 * dwarf2out.c (add_abstract_origin_attribute): Abort if
6405 origin_die is NULL.
6406 (gen_inlined_enumeration_type_die): Do not abort if the type has
6407 not been writeen out.
6408 (gen_inlined_structure_type_die): Do not abort if the type has
6409 not been writeen out.
6410 (gen_inlined_union_type_die): Do not abort if the type has
6411 not been writeen out.
6412 (gen_tagged_type_instantiation_die): Do not abort if the type
6413 has not been written out.
6415 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6417 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
6418 call it.
6419 * reg-stack.c (straighten_stack): Copy hard reg set with
6420 COPY_HARD_REG_SET.
6422 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
6424 * builtins.c (stabilize_va_list): Stabilize array type va_list
6425 to a pointer type, not the base record type.
6426 (expand_builtin_va_copy): Dereference the pointers explicitly;
6427 use the correct size for the copy.
6429 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
6430 (rs6000_va_arg): Likewise.
6432 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
6434 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
6436 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
6438 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
6439 field.
6440 (DECL_BUILT_IN_CLASS): Adjust accordingly.
6442 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
6444 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
6445 (init_ggc): Use it instead of a constant.
6446 (ggc_collect): Bound allocated_last_gc by it.
6448 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
6450 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
6451 with va_list.
6453 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
6455 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
6456 (mips*-*-openbsd*): Let big endian configuration be a fragment.
6457 * configure: Regen.
6458 * config/mips/openbsd.h: New, OpenBSD little endian target.
6459 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
6460 * config/mips/xm-openbsd.h: New, OpenBSD host.
6462 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
6464 * config/m68k/m68k.c (output_function_prologue,
6465 output_function_epilogue): Use
6466 current_function_uses_pic_offset_table instead of regs_ever_live
6467 to decide whether to save/restore pic register.
6468 (legitimize_pic_address): Don't modify regs_ever_live any more.
6470 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
6472 * function.h (struct function): Add x_dont_save_pending_sizes_p.
6473 * stor-layout.c (variable_size): Don't add sizes to the pending
6474 sizes list if x_dont_save_pending_sizes_p is set.
6476 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
6478 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
6479 for symbolic_operand().
6480 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
6482 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6484 * combine.c (gen_rtx_combine): Add missing call to va_end().
6486 * final.c (asm_fprintf): Likewise.
6488 * genattrtab.c (attr_rtx): Likewise.
6490 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
6492 * cse.c: Update comments.
6493 (cse_insn): When converting a conditional/computed jump into
6494 an unconditional jump, always make sure a BARRIER immediately
6495 follows the converted jump. Do not delete unreachable code.
6496 (cse_basic_block): Do not delete unreachable code.
6497 * toplev.c (rest_of_compilation): Move call to
6498 delete_trivially_dead_insns after the conditional call to
6499 jump_optimize.
6501 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6503 * collect2.c (make_temp_file): Don't prototype.
6505 * gcc.c (make_temp_file): Likewise.
6507 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
6509 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
6511 * varasm.c (asm_emit_uninitialised): New function: Generate
6512 the assembler statements necessary to declare an uninitialised
6513 variable.
6514 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
6515 variable.
6516 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
6517 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
6518 section.
6519 (assemble_variable): Use asm_emit_uninitialised to emit an
6520 uninitialised variable.
6522 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
6524 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
6525 constant on a 64 bit host. Patch supplied by Geoffrey Keating
6526 <geoffk@cygnus.com>.
6528 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6530 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
6531 * c-common.h (builtin_function): Don't declare.
6533 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
6534 DECL_BUILT_IN.
6535 (pushdecl): Likewise.
6536 (finish_decl): Likewise.
6537 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
6538 int. All callers changed.
6539 Set the builtin's DECL_BUILT_IN_CLASS.
6540 * tree.h (enum built_in_class): New.
6541 (enum built_in_function): Delete NOT_BUILT_IN.
6542 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
6543 in a union.
6544 (DECL_SET_FUNCTION_CODE): Likewise.
6545 (DECL_BUILT_IN_CLASS): New macro.
6546 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
6547 (struct tree_decl): Split builtin function code field into a
6548 struct.
6549 (builtin_function): Declare.
6551 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
6553 * optabs.c (init_traps): Fix typo in last change.
6555 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
6557 * toplev.c (rest_of_decl_compilation): Update comment.
6559 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6561 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
6562 in .sbss if appropriate.
6563 (EXTRA_SECTION_FUNCTIONS): Add sbss.
6564 (SBSS_SECTION_ASM_OP): New macro.
6565 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
6566 (EXTRA_SECTIONS): Add in_sbss.
6567 * config/mips/mips.h: Prototype sbss_section.
6569 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
6571 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
6572 to disappear.
6574 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
6576 * optabs.c (init_traps): Register trap_rtx as a GC root.
6578 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6580 * config/mips/mips.c (function_arg_pass_by_reference): Define
6581 unconditionally, since it's called unconditionally.
6583 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6585 * toplev.c (documented_lang_options): Add -fshort-wchar.
6586 * c-decl.c (c_decode_option): Likewise.
6587 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
6588 for wchar_t.
6589 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
6590 * gcc.c (default_compilers): If -fshort-wchar,
6591 override __WCHAR_TYPE__.
6592 * tm.texi (C Dialect Options): Add -fshort-wchar.
6594 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
6595 symbol for a variable.
6597 * cpplib.h (CPP_PREPROCESSED): New macro.
6598 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
6599 we're seeing this input for a second time.
6601 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
6603 * emit-rtl.c (init_emit_once): Initialize modes first.
6605 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
6607 * config/i386/i386.c (pic_label_name): Change to char pointer.
6608 (global_offset_table): New variable.
6609 (load_pic_register): Fill global_offset_table if it hasn't
6610 already been done. Allocate pic_label_name dynamically.
6611 * ggc.h (empty_string): New variable.
6612 * ggc-simple.c (empty_string): Likewise.
6613 (init_ggc): Allocate empty_string and add as root.
6614 * stmt.c (digit_strings): New variable.
6615 (init_stmt): Add last_block_end_note as root. Allocate and
6616 initialize digit_strings.
6617 (expand_asm_operands): Use empty_string instead of string
6618 constant. Use digit_strings instead of string constants.
6619 * profile.c (init_arc_profiler): Allocate string with
6620 ggc_alloc_string instead of xmalloc.
6621 (output_func_start_profiler): Likewise.
6622 * c-typeck.c (digest_init): Check if init is error_mark_node.
6624 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
6625 Richard Henderson <rth@cygnus.com>
6627 * ggc-page.c: New file.
6628 * Makefile.in (ggc-page.o): New.
6630 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
6632 * invoke.texi: Document -fdelete-null-pointer-checks
6633 * toplev.c (flag_delete_null_pointer_checks): New.
6634 (f_options): Add entry for -fdelete-null-pointer-checks.
6635 (rest_of_compilation): Conditionalize null pointer check
6636 elimination on flag_delete_null_pointer_checks.
6637 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
6639 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
6641 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
6642 copyright notice and special exception to GPL.
6644 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6646 * abi64.h (mips_function_value): Add prototype arguments.
6648 * mips-protos.h: New file with mips prototypes.
6650 * mips.c: Include "tm_p.h".
6651 (mktemp, lookup_name): Add prototype arguments.
6652 (extern_list, string_constant, mips_fill_delay_slot,
6653 mips_output_external, mips_output_external_libcall,
6654 mips_output_filename, mips_declare_object, function_prologue,
6655 mips_expand_prologue, function_epilogue, mips16_constant,
6656 build_mips16_function_stub, mips_output_conditional_branch):
6657 Constify a char*.
6658 (mips_va_start): Remove unused variable `u'.
6659 (mips_va_arg): Cast value to unsigned when comparing against one.
6660 (trace): Delete.
6661 (save_restore_insns, mips_expand_prologue): Add missing arg in
6662 call to `large_int'.
6664 * mips.h: Move prototypes to mips-protos.h.
6665 (data_section, memory_address_p, rdata_section,
6666 readonly_data_section, simple_epilogue_p, text_section): Delete
6667 prototypes delcared elsewhere.
6668 (mips_epilogue_delay_slots, print_options): Delete unused decls.
6669 (trace): Delete.
6670 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
6672 * mips.md: Delete extra args in call to `mips_move_2words'.
6674 * xm-iris6.h (alloca): Add prototype argument.
6676 * genpeep.c: Include "tm_p.h" in generated output file.
6678 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6680 * basic-block.h (find_edge_index): Change parameters.
6681 * flow.c (verify_edge_list): Pass basic_block parameters to
6682 find_edge_index instead of integers.
6684 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
6686 * combine.c (simplify_comparison): Use an unsigned shift to adjust
6687 the constant.
6689 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
6691 * gcc.1: Fix a formatting error.
6693 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6695 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
6696 i786, mn10200, mn10300, pdp11, v850.
6698 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
6700 * libgcc2.c (num_digits): Add prototype with
6701 __attribute__((const)).
6702 (__terminate): Add prototype.
6704 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
6706 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
6708 * alpha/alpha.c (print_operand): Fix type of `code'.
6709 (alpha_output_filename): Constify.
6710 * alpha/alpha.h: Move all function declarations ...
6711 * alpha/alpha-protos.h: ... here. New file.
6712 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
6713 (SECTION_FUNCTION_TEMPLATE): Likewise.
6715 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6717 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
6718 * expr.c (expand_expr): Likewise.
6719 (do_jump): Likewise.
6720 (do_store_flag): Pass ccp_store_flag to can_compare_p.
6721 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
6722 accessor macros.
6723 (enum can_compare_purpose): New.
6724 (can_compare_p): Adjust prototype.
6725 (prepare_cmp_insn, prepare_operand): Declare.
6726 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
6727 * optabs.c (cmp_available_p): Deleted.
6728 (expand_abs): Pass ccp_jump to can_compare_p.
6729 (can_compare_p): New arg PURPOSE. Check for combined optabs.
6730 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
6731 Call can_compare_p rather than cmp_available_p.
6732 (prepare_operand): No longer static.
6733 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
6734 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
6735 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
6736 sequence to use emit_cmp_and_jump_insns.
6737 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
6739 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
6741 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
6742 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
6743 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
6744 (plus (reg) (const_int 0))
6745 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
6747 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
6749 * rs6000.c (expand_block_move): DImode loads and stores require
6750 word-aligned displacements. Increment address registers with
6751 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
6753 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
6755 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
6756 is no name for the base type, rather than segfault. If we are
6757 writing out a complex integer type, use DW_ATE_lo_user.
6759 * expr.c (emit_move_insn_1): If we are copying a complex that fits
6760 in one word or less (complex char, complex short, or on 64 bit
6761 systems complex float) to/from a hard register, copy it through
6762 memory instead of dying in gen_{real,imag}part. If we have a
6763 short complex type, prevent inlining since it allocates stack
6764 memory.
6766 * tree.c (build_complex_type): If we are writing dwarf2 output,
6767 generate a name for complex integer types.
6769 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6771 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
6772 * flow.c (remove_edge): Remove extra whitespace.
6773 (remove_fake_edges): Fix comment.
6774 (add_noreturn_fake_exit_edges): Use the correct name.
6776 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
6778 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
6779 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
6780 (clean): Depend on INTL_CLEAN.
6781 (maintainer-clean): Adjust.
6783 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * configure.in (AC_PREREQ): Bump to 2.13.
6786 (AC_C_STRINGIZE): Call this instead of using a custom macro.
6788 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
6790 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
6792 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
6794 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
6795 (HAVE_STRINGIZE): Define.
6797 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
6799 * c-parse.in: save and restore warn_pointer_arith on __extension__
6800 along with pedantic.
6801 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
6802 Set the type of extension to itype rather than $<itype>1 kludge.
6803 * extend.texi (Alternate Keywords): Adjust documentation.
6804 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
6806 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
6808 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
6809 most assembler templates.
6811 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
6812 FP loads and stores.
6813 (following_call): Always return zero for the PA8000.
6814 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
6815 FP loads and stores.
6816 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
6818 * pa.h (BRANCH_COST): Define.
6820 * pa.md (return, return_internal): Use bve for PA2.0.
6822 * pa.md (fused multiply): Add variants which reduce height for the
6823 fused multiply, but which still generate 2 insns.
6824 (fnegabs): Similarly.
6826 * pa.md (subsi3): Turn into an expander. Create two anonymous
6827 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
6828 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
6830 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
6831 for TARGET_PA_20.
6832 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
6833 code generation.
6834 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
6835 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
6837 * regclass.c (init_regs): Add "top_of_stack" as a garbage
6838 collection root.
6840 * flow.c (record_active_eh_regions): Terminate loop after finding
6841 the last insn in the last basic block.
6843 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6845 * config/c4x/c4x.md: Delete parallel instruction peepholes.
6847 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6849 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
6851 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6853 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
6854 splitting to not use output template.
6856 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6858 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
6859 * config/c4x/c4x.c (c4x_va_start): New function.
6861 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
6863 * genrecog.c (not_both_true): Handle correctly cases when called for
6864 tests with different positions in the insn.
6866 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6868 * machmode.h (HOST_PTR_PRINTF): Move from here ...
6870 * system.h (HOST_PTR_PRINTF): ... to here.
6872 * mips-tfile.c: Don't include machmode.h.
6874 * Makefile.in (MACHMODE_H): New variable. Update to use it.
6875 (mips-tfile.o): Don't depend on machmode.h.
6877 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6879 * haifa-sched.c (sched_analyze): Rename local variable `region' to
6880 avoid conflicts with typedef struct `region' at the top level scope.
6882 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
6884 * basic-block.h (basic_block): Add eh_beg, eh_end.
6885 * flow.c (entry_exit_blocks): Update.
6886 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
6887 Call new functions.
6888 (find_basic_blocks_1): Don't record eh_list at each bb. Use
6889 lists.c functions to allocate insn lists.
6890 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
6891 edge creation ...
6892 (make_eh_edge): ... here. New.
6893 (move_stray_eh_region_notes): New.
6894 (record_active_eh_regions): New.
6895 (delete_unreachable_blocks): Split out block merging ...
6896 (try_merge_blocks): ... here. New.
6897 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
6898 Dump debugging data.
6899 (merge_blocks_move_successor_nojumps): Likewise.
6900 (merge_blocks): Use eh_beg+eh_end to validate block movement.
6902 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6904 * extend.texi (Bound member functions): Document unbound pmf
6905 conversion.
6907 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6909 * flow.c (split_edge): Handle insertion on a fallthrough edge which
6910 has the EXIT_BLOCK as a dest.
6912 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6914 * flow.c (remove_edge): New function to remove an edge from the
6915 flow graph.
6916 (remove_fake_successors): New function to remove fake successor edges.
6917 (remove_fake_edges): New function to remove all fake edges from the
6918 flow graph.
6919 (add_fake_exit_edges): New function to add fake edges from all blocks
6920 with no successors to the exit block.
6921 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
6922 prototypes for new functions.
6924 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6926 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
6927 Use Pmode to determine whether to output .dword or .word.
6929 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
6931 * tree.c (built_in_filename): New variable.
6932 (BUILT_IN_FILENAME): New macro.
6933 (init_tree_codes): Allocate built_in_filename.
6934 (make_node): Use built_in_filename instead of string constant.
6936 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
6938 * configure.in: Add fr30 target.
6939 * configure: Regenerate.
6940 * config/fr30: New directory.
6941 * config/fr30/crti.asm: New file.
6942 * config/fr30/fr30.c: New file.
6943 * config/fr30/crtn.asm: New file.
6944 * config/fr30/fr30.h: New file.
6945 * config/fr30/fr30.md: New file.
6946 * config/fr30/lib1funcs.asm: New file.
6947 * config/fr30/t-fr30: New file.
6948 * config/fr30/xm-fr30.h: New file.
6950 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
6952 * flow.c (merge_blocks_move_successor_nojumps): Delete the
6953 BARRIER at the end of the successor, not the BARRIER before
6954 the successor.
6956 * pa.c (pa_add_gc_roots): Fix thinko in last change.
6958 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
6960 * stmt.c (any_pending_cleanups): Don't crash when
6961 current_function->stmt is unset.
6963 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6965 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
6966 other initializations that may use it for relative offsets.
6968 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6970 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
6971 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
6972 * config/i386/sol2dbg.h: Removed.
6973 * config/i386/sol2gas.h: New file, to enable gas work-around.
6974 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
6975 Don't use sol2dbg.h.
6976 * configure: Rebuilt.
6978 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
6980 * invoke.texi (-fthis-is-variable): Remove documentation.
6982 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
6984 * basic-block.h (compute_bb_for_insn): Declare.
6985 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
6986 to use; set size of basic_block_for_insn directly.
6987 (find_basic_blocks): Update.
6989 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6991 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
6993 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6995 * crtstuff.c (ON_EXIT): Delete empty macro definition.
6996 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
6998 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
7000 * c-decl.c (c_decode_option): Extend comment.
7002 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
7004 * toplev.c (progname): Make 'const char *'
7005 (flag_print_mem): Move out of main.
7006 (version_flag): Move out of main.
7007 (filename): Move out of main.
7008 (debug_args): Remove g prefix from options.
7009 (documented_lang_options): Remove cpplib specific options.
7010 (display_help): Add g prefix to debug options.
7011 (check_lang_option): Delete this function.
7012 (decode_d_option): New function: Decode -d... option.
7013 (decode_f_option): New function: Decode -f... option.
7014 (decode_W_option): New function: Decode -W... option.
7015 (decode_g_option): New function: Decode -g... option.
7016 (independent_decode_option): New function: Decode a language
7017 independent command line option.
7018 (main): Invoke lang_decode_option and then
7019 independent_decode_option on each command line option in
7020 turn.
7022 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
7024 Revert this change. Gavin's patch to operand_equal_p is a better fix.
7025 * fold-const.c (fold_range_test): Do not try to fold the range
7026 test if the rhs or lhs has side effects.
7028 * basic-block.h (compute_flow_dominators): Declare.
7030 * gcse.c (alloc_code_hoist_mem): New function.
7031 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
7032 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
7033 (hoist_code, one_code_hoisting_pass): Likewise.
7034 (gcse_main): If optimizing for size, then hoist expressions
7035 computed in multiple dominated basic blocks.
7037 * gcse.c (invalid_nonnull_info): New function.
7038 (delete_null_pointer_checks): Likewise.
7039 * rtl.h (delete_null_pointer_checks): Declare.
7040 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
7042 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
7043 (merge-blocks_move_successor_nojumps): Likewise.
7044 (merge_blocks): Allow merging of some blocks, even if it requires
7045 physical movement of the blocks, but not if it requires new jumps.
7047 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
7048 Callers and prototype changed.
7049 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
7051 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7053 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
7054 -YP when both -p and -pg are present. From i386/sol2.h.
7056 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7058 * Makefile.in (distclean): Delete tm_p.h.
7059 * configure.in: Create a new file, "tm_p.h", from a list in
7060 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
7061 "i386/i386-protos.h".
7063 * alias.c: Include "tm_p.h".
7064 * c-typeck.c: Likewise.
7065 * calls.c: Likewise.
7066 * cse.c: Likewise.
7067 * emit-rtl.c: Likewise.
7068 * explow.c: Likewise.
7069 * expmed.c: Likewise.
7070 * expr.c: Likewise.
7071 * final.c: Likewise.
7072 * flow.c: Likewise.
7073 * fold-const.c: Likewise.
7074 * function.c: Likewise.
7075 * gcse.c: Likewise.
7076 * global.c: Likewise.
7077 * haifa-sched.c: Likewise.
7078 * integrate.c: Likewise.
7079 * jump.c: Likewise.
7080 * local-alloc.c: Likewise.
7081 * loop.c: Likewise.
7082 * optabs.c: Likewise.
7083 * recog.c: Likewise.
7084 * reg-stack.c: Likewise.
7085 * regclass.c: Likewise.
7086 * regmove.c: Likewise.
7087 * reload.c: Likewise.
7088 * reload1.c: Likewise.
7089 * reorg.c: Likewise.
7090 * resource.c: Likewise.
7091 * stmt.c: Likewise.
7092 * stor-layout.c: Likewise.
7093 * toplev.c: Likewise.
7094 * tree.c: Likewise.
7095 * unroll.c: Likewise.
7096 * genattrtab.c (main): Make generated file include "tm_p.h".
7097 * genemit.c (main): Likewise.
7098 * genoutput.c (main): Likewise.
7099 * genrecog.c (main): Likewise.
7101 * i386.h: Delete all prototypes.
7102 * i386.c: Include "tm_p.h".
7103 (ix86_attr_length_default): Call constant_call_address_operand
7104 with correct number of arguments.
7105 * i386-protos.h: New file.
7106 * i386.md (unnamed patterns): Call constant_call_address_operand
7107 with correct number of arguments.
7108 (exception_receiver): Call load_pic_register with correct number
7109 of arguments.
7111 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
7113 * c-pragma.c (mark_align_stack): Dereference the void* properly.
7115 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
7117 * rtl.h (insns_safe_to_move_p): New function.
7118 * loop.c (find_and_verify_loops): Use it.
7119 * rtlanal.c (insns_safe_to_move_p): Define it.
7121 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
7123 * c-pragma.c: Include ggc.h.
7124 * Makefile.in (c-pragma.o): Update.
7126 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7128 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
7129 (LIB_SPEC): Likewise.
7130 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
7131 Reindent -YP/-p/-pg.
7132 Copied from config/sparc/sol2.h.
7134 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
7136 * c-pragma.c (mark_align_stack): New.
7137 (init_pragma): New.
7138 * c-pragma.h (init_pragma): Declare it.
7139 * c-lex.c (init_parse): Call it.
7141 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7143 * configure.in: Pick up thread library on Solaris/x86 just
7144 like on Solaris/sparc.
7145 * configure: Rebuilt.
7147 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
7149 * rtl.h (global_rtx_index): New enum.
7150 (global_rtl): Change to array of rtx.
7151 (pc_rtx, cc0_rtx): Redefine accordingly.
7152 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
7153 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
7154 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
7155 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
7156 (const_int_rtx): Change to array of rtx.
7157 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
7158 accordingly.
7159 * emit-rtl.c (global_rtl): Change to array of rtx.
7160 (const_int_rtx): Change to aray of rtx.
7161 (gen_rtx_CONST_INT): Redefine accordingly.
7162 (init_emit_once): Allocate and initialize global_rtl. Likewise
7163 for const_int_rtx. Add both as GC roots.
7164 * genattrtab.c (global_rtl): Update declaration.
7166 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
7168 * Makefile (USER_H): Add iso646.h back.
7170 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
7172 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
7173 zapping the LOG_LINKS of sched_before_next_call.
7175 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
7176 * pa.c (insn_refs_are_delayed): Renamed from
7177 insn_sets_and_refs_are_delayed.
7179 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
7181 * functiion.h (struct function): Add x_whole_function_mode_p.
7182 (retrofit_block): Declare.
7183 * function.c (retrofit_block): New function.
7184 (identify_blocks): Add assertions. Allow an incomplete set of
7185 block notes if we're still generating code for the function.
7186 * integrate.c: Include loop.h.
7187 (expand_inline_function): Call find_loop_tree_blocks to map block
7188 notes to blocks when in whole-function mode. Use retrofit_block
7189 to insert new BLOCKs for the inlined function, rather than
7190 insert_block.
7191 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
7192 * Makefile.in (integrate.o): Depend on loop.h.
7194 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7196 * tree.h (warn_about_unused_variables): Declare.
7197 * stmt.c (warn_about_unused_variables): New function, split out
7198 from ...
7199 (expand_end_bindings): Here.
7201 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
7203 * stmt.c (preserve_subexpressions_p): Don't crash when
7204 current_function->stmt is unset.
7206 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
7208 * stmt.c (expand_start_bindings): Allow callers to pass a flag
7209 indicating that no NOTE_INSN_BLOCK_BEG note is required.
7210 (expand_start_target_temps): Use it.
7211 * except.c (expand_eh_region_start_for_decl): Likewise.
7212 * expr.c (expand_expr): Likewise.
7214 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7216 * fold-const.c (operand_equal_p): Pay attention to side effects.
7218 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
7220 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
7221 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
7223 * tlink.c (scan_linker_output): Look for keywords before accepting
7224 a mangled name in quotes.
7226 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
7228 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
7229 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
7231 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
7233 * alpha.md: Revert Thu Nov 26 change that came in through the
7234 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
7235 Avoid earlyclobber when possible.
7237 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7239 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
7241 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
7242 Define HAVE_ON_EXIT.
7244 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7246 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
7247 CTYPE_CONV in all ctype macros.
7249 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
7250 from system.h.
7252 * cexp.y (initialize_random_junk): Likewise.
7254 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
7256 * i370.c (handle_pragma): Likewise.
7258 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
7260 * v850.c (override_options): Likewise.
7262 * doprint.c (_doprnt): Likewise.
7264 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
7265 Likewise.
7267 * fixinc/server.c (load_data): Likewise.
7269 * fold-const.c (real_hex_to_f): Likewise.
7271 * genattr.c (write_upcase, gen_attr): Likewise.
7273 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
7274 write_upcase): Likewise.
7276 * genemit.c (print_code): Likewise.
7278 * genopinit.c (gen_insn): Likewise.
7280 * genpeep.c (print_code): Likewise.
7282 * genrecog.c (print_code): Likewise.
7284 * optabs.c (init_libfuncs): Likewise.
7286 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
7288 * haifa-sched.c (sched_analyze): Keep the list of notes organized
7289 in pairs.
7290 (reemit_notes): Likewise.
7292 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
7294 * ggc.h (ggc_root): Move to ggc-common.c.
7295 (roots): Remove.
7296 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
7297 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
7298 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
7299 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
7300 * ggc-common.c (ggc_root): Move from ggc.h.
7301 (roots): Declare, static.
7302 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
7303 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
7304 null or check/set mark bit.
7305 (ggc_mark_roots): New.
7306 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
7308 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
7310 * m32r.c: Include toplev.h.
7311 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
7312 (gen_compare): Rename swap_p to must_swap to match uses.
7313 Add default abort case.
7314 (m32r_output_function_epilogue): Remove unused variables.
7315 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
7316 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
7317 define to empty parameter list. Update all uses.
7318 (predicate decls): Use enum machine_mode not int.
7319 * m32r.md (movsi): Call abort, not fatal_insn.
7320 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
7322 1999-09-14 Andrew Haley <aph@cygnus.com>
7324 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
7325 use $0 instead of 0.
7327 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7329 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
7330 computation out of loop over hard regs.
7332 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
7334 * function.c (identify_blocks): Don't shadow a variable in an
7335 outer scope.
7336 * integrate.c (integrate_decl_tree): Don't use pushlevel,
7337 pushdecl, or poplevel to build up the new BLOCK tree.
7338 (expand_inline_function): Likewise.
7339 (integrate_parm_decls): Likewise.
7341 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
7343 * c-typeck.c (qualify_type): Merge qualifiers from both types.
7345 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
7347 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
7348 * invoke.texi: Document this change.
7350 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
7352 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
7353 Free the struct.
7354 (mark_emit_status): Renamed from mark_emit_state.
7355 * except.c (mark_eh_status): Renamed from mark_eh_state.
7356 Check not null before marking.
7357 (free_eh_status): New.
7358 * expr.c (mark_expr_status, free_expr_status): New.
7359 * function.c (free_machine_status): New.
7360 (free_after_parsing): New.
7361 (free_after_compilation): Move bits to free_after_parsing; call
7362 free_eh_status, free_expr_status; zero the marked members of the
7363 function state.
7364 (prepare_function_start): No can_garbage_collect.
7365 Call init_eh_for_function.
7366 (expand_dummy_function_end): Free up current_function state.
7367 (mark_function_status): Renamed from mark_function_state.
7368 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
7369 * function.h (struct function): No can_garbage_collect.
7370 (free_machine_status, free_after_parsing): Declare.
7371 (free_eh_status, free_expr_status): Declare.
7372 * ggc.h (mark_expr_status): Declare.
7373 * stmt.c (free_stmt_status): Free the struct.
7374 (mark_stmt_status): Renamed from mark_stmt_state.
7375 (init_stmt): Don't call init_eh.
7376 (init_stmt_for_function): Don't call init_eh_for_function.
7377 * toplev.c (compile_file): Call init_eh.
7378 (rest_of_compilation): Free basic block info before ggc_collect.
7379 Call free_after_parsing; conditionally call free_after_compilation.
7380 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
7381 Check not null before marking.
7382 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
7384 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
7386 * c-lex.c (yylex): Initialize warn.
7388 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
7390 * pa.c (emit_move_sequence): Properly set the mode of the scratch
7391 register when performing secondary reloads for the SAR register.
7393 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
7395 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
7396 (NOTE_BLOCK): New macro.
7397 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
7398 * function.h (identify_blocks): Change prototype.
7399 * function.c (identify_blocks): Simplify.
7400 (reorder_blocks): Likewise.
7401 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
7402 NOTE_INSN_BLOCK_{BEG,END}.
7403 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
7404 the list of saved notes if the note isn't a
7405 NOTE_INSN_BLOCK_{BEG,END}.
7406 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
7407 NOTE_BLOCK_NUMBER.
7408 (reemit_notes): Adjust recreation of notes to reflect new saved
7409 note structure.
7410 * print-rtl.c (print_rtx): Print the address of the BLOCK when
7411 printing a block note.
7412 * stmt.c (block_vector): Remove.
7413 (find_loop_tree_blocks): Simplify.
7414 (unroll_block_trees): Likewise.
7415 * tree.h (reorder_block): Change prototype.
7417 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
7419 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
7420 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
7421 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
7422 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
7423 (atexit, exit): Simplify.
7424 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
7425 * config/lots: Remove defns of HAVE_ATEXIT.
7427 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
7429 * calls.c (precompute_arguments): Fix typo in comment.
7430 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
7431 TARGET_EXPR.
7433 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
7435 * dsp16xx.c (override_options): Fix typos in GC root registration.
7437 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
7439 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
7440 from config/svr4.h.
7441 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
7442 (FUNCTION_PROFILER): Redefine appropriately for Linux.
7443 (CC1_SPEC): Likewise.
7445 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7447 * genattr.c (main): Add extern prototype. Call return, not exit.
7448 * genattrtab.c (main): Likewise.
7449 * gencheck.c (main): Likewise.
7450 * gencodes.c (main): Likewise.
7451 * genconfig.c (main): Likewise.
7452 * genemit.c (main): Likewise.
7453 * genextract.c (main): Likewise.
7454 * genflags.c (main): Likewise.
7455 * gengenrtl.c (main): Likewise.
7456 * genopinit.c (main): Likewise.
7457 * genoutput.c (main): Likewise.
7458 * genpeep.c (main): Likewise.
7459 * genrecog.c (main): Likewise.
7461 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
7462 * genattrtab.c (get_insn_name): Likewise.
7463 * gencodes.c (get_insn_name): Likewise.
7464 * genconfig.c (get_insn_name): Likewise.
7465 * genemit.c (get_insn_name): Likewise.
7466 * genextract.c (get_insn_name): Likewise.
7467 * genflags.c (get_insn_name): Likewise.
7468 * genopinit.c (get_insn_name): Likewise.
7469 * genpeep.c (get_insn_name): Likewise.
7471 * gencheck.c (usage): Add static prototype.
7472 * genextract.c (print_path): Constify a char*.
7473 * genopinit.c (optabs): Likewise.
7474 * genoutput.c (operand_data, data, output_predicate_decls,
7475 compare_operands): Likewise.
7476 * genrecog.c (write_tree): Add default case in switch.
7478 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7480 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
7482 * print-rtl.c (get_insn_name): Remove prototype.
7484 * toplev.h (progname): Declare const.
7486 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
7487 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
7488 dump_sched_info, dump_local_alloc, regset_release_memory,
7489 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
7490 error_with_file_and_line, error_with_decl, error_for_asm, error,
7491 fatal, warning_with_file_and_line, warning_with_decl, warning,
7492 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
7493 Remove redundant prototypes.
7495 (notice, check_lang_option, report_file_and_line, vnotice,
7496 mark_file_stack): Add static prototype.
7497 (set_fatal_function): Add prototype.
7498 (vnotice, report_file_and_line, set_fatal_function,
7499 check_lang_option): Constify a char*.
7500 (main): Prototype. Call return, not exit.
7502 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7504 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
7506 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
7508 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
7510 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
7512 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7514 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
7515 behave as if it's zero in all cases.
7516 (expand_function_start): Adjust call to assign_parms.
7517 * tree.h (assign_parms): Adjust prototype.
7518 * objc/objc-act.c (hack_method_prototype): Adjust call to
7519 assign_parms.
7521 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
7523 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
7524 arg_pointer_rtx fixed if the argument pointer register is
7525 not fixed.
7526 (NONZERO_BASE_PLUS_P): Likewise.
7528 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
7530 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
7531 match_insn2 to match_insn.
7532 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
7534 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
7536 * Makefile.in (USER_H): Remove va-foo.h.
7538 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
7539 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
7540 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
7541 va-spur.h,va-v850.h}: Remove.
7543 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
7545 * sparc/sparc.md (eligible_for_return_delay): New attribute.
7546 (in_return_delay): Use it instead of match_insn.
7548 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7550 * config/alpha/va_list.h (va-alpha.h): Do not include.
7551 (__gnuc_va_list): Typedef as in varargs.h.
7553 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
7555 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
7556 DECL_LIVE_RANGE_RTL.
7558 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
7560 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
7561 not NOTE_BLOCK_NUMBER.
7562 (expand_eh_region_end): Likewise.
7563 (find_exception_handler_labels): Likewise.
7564 (scan_region): Likewise.
7565 (exception_optimize): Likewise.
7566 (update_rethrow_references): Likewise.
7567 (set_insn_eh_region): Likewise.
7568 * final.c (final_scan_insn): Likewise.
7569 * flow.c (make_edges): Likewise.
7570 * integrate.c (expand_inline_function): Likewise.
7571 * print-rtl.c (print_rtx): Likewise.
7573 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
7575 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
7576 terms of builtin functions and types.
7578 * mips.c (mips_build_va_list): New.
7579 (mips_va_start, mips_va_arg): New.
7580 * mips.h (BUILD_VA_LIST_TYPE): New.
7581 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7583 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
7584 (sh_build_va_list, sh_va_start, sh_va_arg): New.
7585 * sh.h (BUILD_VA_LIST_TYPE): New.
7586 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7588 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
7590 * recog.h (struct recog_data): Make dup_num, operand_address_p,
7591 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
7592 (struct insn_data): Likewise with n_operands, n_dups,
7593 n_alternatives, output_format.
7594 * regclass.c (scan_one_insn): Cast n_operands to int before
7595 arithmetic inside comparison.
7597 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
7599 * toplev.c (compile_function): Unconditionally emit nop.
7601 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7603 * haifa-sched.c (actual_hazard): Move declaration of variable
7604 `this_cost' into the scope where it is used.
7606 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7608 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
7609 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
7610 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
7612 * genrecog.c (make_insn_sequence): Call memset, not bzero.
7614 * jump.c (find_insert_position): Don't declare or define unless
7615 !HAVE_conditional_arithmetic.
7616 (returnjump_p_1, delete_prior_computation): Add static prototypes.
7618 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
7620 * recog.c (offsettable_address_p): Prototype function pointer.
7621 (preprocess_constraints): Call memset, not bzero.
7623 * tree.c (tree_node_kind_names): Constify a char*. Make static.
7624 (gcc_obstack_init): Don't declare.
7625 (fix_sizetype): Add static prototype.
7626 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
7627 (tree_cons): Call memset, not bzero.
7629 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
7630 definition in macro ASM_WEAKEN_LABEL.
7631 (mark_const_hash_entry): Add static prototype.
7633 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7635 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
7637 * unroll.c (find_common_reg_term, subtract_reg_term,
7638 loop_find_equiv_value): Add static prototypes.
7639 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
7640 (copy_loop_body): Remove unreachable break statement.
7642 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
7644 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
7646 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7648 Undo some changes from the gcc2 merge:
7649 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
7650 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
7651 pointers.
7653 Undo this change:
7654 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
7655 * emit-rtl.c (gen_lowpart_common): Disable optimization of
7656 initialized float-int union if the value is a NaN.
7658 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
7660 * gthr-win32.h: New file.
7662 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
7663 shared as a valid attribute.
7664 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
7665 * extend.texi: Document `shared' variable attribute.
7667 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
7669 * configure.in: Handle --enable-threads on FreeBSD.
7670 * configure: Rebuit.
7672 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7674 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
7675 thread support.
7676 * configure: Rebuilt.
7678 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
7679 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
7680 Rosimildo DaSilva <rdasilva@connecttel.com>
7682 * configure.in (m68k-*-rtemscoff*): Added.
7683 * configure.in (mips64orion-*-rtems*): Converted to ELF.
7684 * configure.in (sparc-*-rtemsaout*): Added as alias for old
7685 sparc-rtems configuration.
7686 * configure.in (sparc-*-rtemself*): Added.
7687 * configure.in (sparc-*-rtems*): Now ELF not a.out.
7688 * config/i386/rtems.h: Added comment.
7689 * config/sparc/rtemself.h: New file.
7691 * configure.in (m68k-rtemself): Added.
7692 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
7693 and DWARF_DEBUGGING_INFO.
7694 * config/m68k/crti.s: New file.
7695 * config/m68k/crtn.s: New file.
7696 * config/m68k/t-crtstuff: New file.
7697 * config/m68k/rtemself.h: New file.
7699 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
7700 global ctor/dtor and C++ exception handling.
7701 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
7702 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
7703 ENDFILE_SPEC.
7704 * config/i386/t-rtems-i386: New File.
7706 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
7708 * stmt.c (expand_end_case): Return right away if the case stack is
7709 empty.
7711 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
7713 * Makefile.in (version.c): Remove rule incorrectly brought in from
7714 the gcc2 merge.
7716 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
7718 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
7719 * msdos/top.sed: Take into account a prepended $(SHELL) to
7720 move-if-change.
7721 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
7723 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
7725 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7727 * regmove.c (fixup_match_1): Don't change an unchanging register.
7728 (stable_but_for_p): Renamed to:
7729 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
7730 Changed all callers.
7732 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
7734 * loop.c (strength_reduce): Don't call reg_used_between_p if the
7735 insn from BL2 is after the insn from BL.
7737 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
7739 * recog.h (INSN_OUTPUT_FORMAT_*): New.
7740 (struct insn_data): Merge `template' and `outfun' into `output'.
7741 Add `output_format'.
7742 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
7743 (struct data): Remove `outfun'; add `output_format'.
7744 (name_for_index): Remove declaration.
7745 (output_insn_data): Handle output formats.
7746 (process_template): Emit the bare array for @.
7747 (gen_expand, gen_split): Set output_format to NONE.
7748 * output.h (get_insn_template): Declare.
7749 * final.c (get_insn_template): New.
7750 (final_scan_insn): Use it.
7751 * toplev.c (compile_file): Likewise.
7753 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7754 * i860/i860.c (output_delayed_branch): Likewise.
7755 (output_delay_insn): Likewise.
7757 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7759 * rtl.c (obstack_alloc_rtx): Removed.
7761 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
7763 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
7765 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7767 * i386.c (call_insn_operand): Reject const_int.
7768 (expander_call_insn_operand): Use call_insn_operand.
7770 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7772 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
7774 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
7776 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
7777 Use DImode operation.
7779 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
7781 * gcc.c: Include sys/resource.h.
7782 (report_times): New flag.
7783 (execute): If report_times is set, calculate and report the
7784 CPU time consumed by each subprocess.
7786 (rus, prus): New globals.
7787 (option_map): Add --time.
7788 (display_help): Document -time.
7789 (process_command): Set report_times if -time is given.
7790 Turn off -pipe if -time is given.
7792 * invoke.texi: Document new option -time.
7794 * configure.in: Check for getrusage. Check if we have to
7795 prototype getrusage.
7796 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
7797 * configure: Regenerate.
7798 * config.in: Regenerate.
7800 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
7802 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
7803 fields.
7805 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
7807 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
7808 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
7809 (nan): Return _thenan_sf or _thenan_df as appropriate.
7810 (L_thenan_sf): Define _thenan_sf.
7811 (L_thenan_df): Define _thenan_df.
7813 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
7814 (DPBIT_FUNCS): Add _thenan_df.
7816 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
7818 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
7819 TYPE_SIZE_UNIT.
7821 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7823 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
7825 * gcc.h: New file.
7826 (lang_specific_driver): Don't take a function pointer parameter.
7827 All callers changed.
7829 * gcc.c: Include gcc.h.
7830 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
7831 lang_specific_extra_outfiles, fatal): Don't declare.
7832 (multilib_defaults_raw): Constify.
7833 (read_specs): Call memset, rather than bzero.
7834 (main): Call return, not exit.
7835 (lookup_compiler): Call memcpy, not bcopy.
7836 (fatal): Make extern.
7838 * cppspec.c: Include gcc.h.
7839 (lang_specific_driver): Initialize variable `quote'. Constify a
7840 char*. All calls to the function pointer parameter now
7841 explicitly call `fatal'.
7843 * gccspec.c (lang_specific_driver): Include gcc.h.
7845 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
7847 * arm.c (note_invalid_constants): Use recog_data.operand_type
7848 for recog_op_type.
7850 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7852 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
7853 Declare.
7855 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
7856 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7857 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7858 reload_secondary_in_reload, reload_secondary_out_reload,
7859 reload_secondary_in_icode, reload_secondary_out_icode,
7860 reload_reg_rtx, reload_when_needed): Delete declarations.
7861 (struct reload): New structure.
7862 (rld): Declare new array.
7863 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
7864 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7865 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7866 reload_secondary_in_reload, reload_secondary_out_reload,
7867 reload_secondary_in_icode, reload_secondary_out_icode,
7868 reload_reg_rtx, reload_when_needed): Delete definitions.
7869 (rld): New array.
7870 (whole file): Replace uses of the deleted arrays with uses of rld.
7871 * reload1.c (whole file): Replace uses of the deleted arrays with
7872 uses of rld.
7873 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
7874 explicit loops, not with bcopy.
7876 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
7878 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
7879 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
7880 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
7881 insn_name): Delete and consolidate into new structures.
7882 (insn_operand_predicate_fn): New.
7883 (insn_output_fn): New.
7884 (insn_gen_fn): New.
7885 (struct insn_operand_data): New.
7886 (struct insn_data): New.
7887 (insn_data): New.
7888 (OUT_FCN): Update for insn_data change.
7889 * builtins.c (expand_builtin_strlen): Likewise.
7890 (expand_builtin_memcmp): Likewise.
7891 * combine.c (make_extraction, simplify_comparison): Likewise.
7892 * cse.c (canon_reg, cse_insn): Likewise.
7893 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
7894 * expmed.c (store_bit_field, extract_bit_field): Likewise.
7895 (emit_store_flag): Likewise.
7896 * expr.c (convert_move, emit_block_move): Likewise.
7897 (clear_storage, emit_push_insn, expand_increment): Likewise.
7898 (do_store_flag): Likewise.
7899 * expr.h (GEN_FCN): Likewise.
7900 (insn_gen_function): Die.
7901 * final.c (final_scan_insn): Update for insn_data change.
7902 (output_asm_name): Likewise.
7903 * function.c (fixup_var_refs_1): Likewise.
7904 * loop.c (check_dbra_loop): Likewise.
7905 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
7906 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
7907 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
7908 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
7909 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
7910 * regmove.c (gen_add3_insn): Likewise.
7911 * reload.c (push_secondary_reload, combine_reloads): Likewise.
7912 (find_reloads, find_reloads_address_1): Likewise.
7913 (debug_reload_to_stream): Likewise.
7914 * reload1.c (emit_reload_insns, gen_reload): Likewise.
7915 * stmt.c (expand_end_case): Likewise.
7916 * toplev.c (compile_file): Likewise.
7918 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7919 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
7921 * print-rtl.c (insn_name_ptr): Remove declaration.
7922 (get_insn_name): Declare.
7923 (print_rtx): Use it.
7924 * genoutput.c (insn_name_ptr): Remove.
7925 (next_operand_number): New.
7926 (struct operand_data): New.
7927 (null_operand, odata, odata_end): New.
7928 (struct data): Use struct operand_data.
7929 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
7930 (get_insn_name): Renamed from name_for_index.
7931 (output_prologue): Define NO_MD_PROTOTYPES.
7932 (output_predicate_decls): Break out from output_epilogue.
7933 Iterate over the operands list.
7934 (output_operand_data): Break out from output_epilogue. Emit
7935 just the operands list.
7936 (output_insn_data): Break out from output_epilogue. Emit just
7937 the insn data.
7938 (output_epilogue): Remove.
7939 (output_get_insn_name): New.
7940 (constraints, op_n_alternatives, predicates, address_p): Die.
7941 (modes, strict_low, seen): Die.
7942 (scan_operands): Take new param `d' instead of writing to
7943 seven global variables.
7944 (compare_operands): New.
7945 (place_operands): New.
7946 (validate_insn_alternatives): Update for struct data change.
7947 (gen_insn): Don't zero or copy 7 global arrays. Update for
7948 scan_operands; call place_operands.
7949 (gen_peephole, gen_expand, gen_split): Likewise.
7950 (main): Update for new output routines.
7952 * genattr.c (insn_name_ptr): Remove.
7953 (get_insn_name): New function.
7954 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
7955 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
7956 * genrecog.c: Likewise.
7958 * alpha.md (adddi3): Make `pattern' array static.
7960 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7962 * config/c4x/c4x.h (c4x_rpts_cycles_string,
7963 c4x_cpu_version_string): Constify char *.
7964 * config/c4x/c4x.c (c4x_rpts_cycles_string,
7965 c4x_cpu_version_string): Likewise.
7967 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
7969 * tree.c (save_tree_status): Revert 10 Sep change.
7970 (restore_tree_status): Likewise. Call obstack_free with NULL
7971 before freeing the obstack proper.
7973 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
7975 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
7977 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
7978 surrounding context.
7980 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
7982 * tree.c (type_hash_canon): Put all types in the hash-table, when
7983 GC'ing.
7985 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
7987 * recog.h (struct recog_data, recog_data): New.
7988 (recog_foo variables): Kill.
7989 * recog.c (recog_operand, recog_operand_loc): Kill.
7990 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
7991 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
7992 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
7993 (recog_data): Define.
7994 (extract_insn): Update all recog_foo references to use recog_data.
7995 (preprocess_constraints, constrain_operands): Likewise.
7996 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
7997 * genattrtab.c (main): Likewise.
7998 * genextract.c (main): Likewise.
7999 * genoutput.c: Likewise.
8000 * genrecog.c (write_subroutine, main): Likewise.
8001 * local-alloc.c (block_alloc): Likewise.
8002 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
8003 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
8004 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
8005 * reload.c (find_reloads, find_reloads_toplev): Likewise.
8006 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
8007 (reload_cse_simplify_operands): Likewise.
8009 * arc/arc.c (arc_final_prescan_insn): Likewise.
8010 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
8011 * h8300/h8300.c (notice_update_cc): Likewise.
8012 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
8013 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
8014 * mn10200/mn10200.c (notice_update_cc): Likewise.
8015 * mn10300/mn10300.c (notice_update_cc): Likewise.
8016 * romp/romp.c (update_cc): Likewise.
8017 * sparc/sparc.c (check_pic): Likewise.
8018 * v850/v850.c (notice_update_cc): Likewise.
8020 * genemit.c (main): Don't declare recog_operand.
8022 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
8024 * ggc.h (rtvec_def): Forward declare.
8025 (tree_node): Likewise.
8026 (ggc_root): Define.
8027 (roots): Declare.
8028 (ggc_set_mark_rtx): Add prototype.
8029 (ggc_set_mark_rtvec): Likewise.
8030 (ggc_set_mark_tree): Likewise.
8031 * ggc-simple.c (ggc_root): Don't define.
8032 (roots): Don't declare.
8033 (ggc_mark_rtx): Remove.
8034 (ggc_mark_rtvec): Likewise.
8035 (ggc_mark_tree): Likewise.
8036 (ggc_mark_varray): Likewise.
8037 (ggc_mark_tree_hash_table_entry): Likewise.
8038 (ggc_mark_tree_hash_table): Likewise.
8039 (ggc_set_mart_rtx): New function.
8040 (ggc_set_mark_rtvec): Likewise.
8041 (ggc_set_mark_tree): Likewise.
8042 (ggc_add_root): Remove.
8043 (ggc_add_rtx_root): Likewise.
8044 (ggc_remove_tree_root): Likewise.
8045 (ggc_add_string_root): Likewise.
8046 (ggc_add_tree_varray_root): Likewise.
8047 (ggc_add_tree_hash_table_root): Likewise.
8048 (ggc_del_root): Likewise.
8049 (ggc_mark_rtx_ptr): Likewise.
8050 (ggc_mark_tree_ptr): Likewise.
8051 (ggc_mark_string_ptr): Likewise.
8052 (ggc_mark_tree_varray_ptr): Likewise.
8053 (ggc_mark_tree_hash_table_ptr): Likewise.
8054 * ggc-common.c: New file.
8055 * Makefile.in (OBJS): Add ggc-common.o.
8056 (ggc-common.o): List dependencies.
8058 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
8060 * cppalloc.c (xstrdup): Use memcpy.
8061 * cpperror.c (cpp_print_containing_files): Don't use
8062 cpp_notice.
8063 * cpplib.c (conditional_skip): Set temp->lineno.
8064 (do_endif): Make error message less obscure.
8065 (if_directive_name): New function.
8066 (cpp_get_token [case EOF]): Unwind the if stack and generate
8067 error messages for each unterminated conditional in this file.
8068 (parse_string): Do not behave differently if -traditional.
8070 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
8072 * builtins.c (expand_builtin_va_arg): Cope with an array-type
8073 va_list decomposing to pointer-type.
8074 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
8075 (rs6000_va_arg): Likewise.
8077 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
8079 * except.c (start_dynamic_handler): Compute size using
8080 STACK_SAVEAREA_MODE.
8082 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8084 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
8085 include directory headers. Don't define strrchr. Don't provide
8086 my_* replacement functions. Prefer PTR over `pointer_type'.
8087 Don't prototype system functions. Don't redefine getopt.
8089 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
8090 safe_read, safe_write, save_pointers, restore_pointers,
8091 is_id_char, in_system_include_dir, directory_specified_p,
8092 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
8093 find_corresponding_lparen, referenced_file_is_newer,
8094 save_def_or_dec, munge_compile_params, gen_aux_info_file,
8095 process_aux_info_file, identify_lineno, check_source,
8096 seek_to_line, forward_to_next_token_char, output_bytes,
8097 output_string, output_up_to, other_variable_style_function,
8098 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
8099 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
8100 find_static_definition, connect_defs_and_decs, add_local_decl,
8101 add_global_decls, needs_to_be_converted, visit_each_hash_node,
8102 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
8103 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
8104 scan_for_missed_items, edit_file, string_list_cons): Add static
8105 prototypes.
8106 (standard_exec_prefix, target_machine, target_version,
8107 default_syscalls_dir, string_list, string_list_cons, find_file,
8108 do_cleaning): Constify a char*.
8109 (safe_read, safe_write): Use PTR, not a char*.
8110 (is_id_char): Take an int, not a char.
8111 (main): Add prototype. Call return, not exit.
8113 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
8115 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
8116 when comparing types.
8118 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
8120 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
8121 (strength_reduce): Release the varrays from the no-bivs early exit.
8123 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
8124 the loop over the registers.
8126 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
8127 for a new obstack.
8128 (restore_tree_status): Check that instead when freeing the obstack.
8130 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
8132 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
8133 as pointers.
8135 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8137 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
8138 operand size modifiers.
8140 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8142 * c-common.c (c_common_nodes_and_builtins): Don't build
8143 va_list_type_node.
8144 * c-common.h (enum c_tree_index and related accesor macros): Remove
8145 everything now declared in tree.h.
8146 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8147 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
8148 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
8149 (error_mark_node, void_type_node, char_type_node, integer_type_node,
8150 unsigned_type_node, ptr_type_node, va_list_type_node,
8151 integer_zero_node, null_pointer_node, integer_one_node): Delete.
8152 (init_decl_processing): Call build_common_tree_nodes and
8153 build_common_tree_nodes_2 instead of building their nodes here.
8154 Don't add roots for these nodes.
8155 * stor-layout.c (size_zero_node, size_one_node): Delete.
8156 (set_sizetype): Make a new node for bitsizetype each time.
8157 * tree.c (global_trees): New variable.
8158 (init_obstacks): Add a gc root for it.
8159 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8160 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
8161 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
8162 (build_common_tree_nodes): New function.
8163 (fix_sizetype): New function.
8164 (build_common_tree_nodes_2): New function.
8165 * tree.h (enum tree_index): New.
8166 (global_trees): Declare.
8167 Add accessor macros for all nodes now moved to global_trees.
8168 Delete their declarations.
8170 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
8172 * c-decl.c (finish_function): When processing a nested function,
8173 push and pop GC context around rest_of_compilation.
8175 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
8177 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
8178 Default ix86_arch to PROCESSOR_I386.
8179 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
8180 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
8181 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
8182 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
8183 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
8184 (EXTRA_SPECS): Remove deleted specs.
8186 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
8188 * function.c (assign_stack_local_1): Allocate from
8189 function->x_frame_offset, not frame_offset.
8191 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
8193 * ggc.h (lang_cleanup_tree): Remove.
8194 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
8195 * ggc-callbacks.c (lang_cleanup_tree): Remove.
8197 * c-decl.c (finish_struct): Use ggc_alloc to allocate
8198 TYPE_LANG_SPECIFIC when garbage collecting.
8199 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
8200 (lang_cleanup_tree): Remove.
8202 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8204 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
8205 * crtstuff.c: Not here.
8206 * dwarf2out.c: Or here.
8207 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
8208 info.
8210 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
8212 * function.h (free_after_compilation): Remove decl parameter.
8213 (free_varasm_status0: Likewise.
8214 (free_emit_status): Likewise.
8215 (free_stmt_status): Likewise.
8216 (free_after_compilation): Likewise.
8217 (init_lang_status): New variable.
8218 (free_lang_status): Likewise.
8219 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
8220 * function.c (init_lang_status): New variable.
8221 (free_lang_status): Likewise.
8222 (push_function_context_to): Don't set function::decl here.
8223 (free_after_copmilation): Make decl parameter implicit. Call
8224 free_lang_status if defined.
8225 (prepare_function_start): Call init_lang_status if defined.
8226 (init_function_start): Set function::decl here.
8227 * profile.c (output_func_start_profiler): Don't call pushdecl
8228 until we've actually started the function.
8229 * stmt.c (free_stmt_status): Make decl parameter implicit.
8230 * toplev.c (rest_of_compilation): Don't pass decl to
8231 free_after_compilation.
8232 * varasm.c (free_varasm_status): Likewise.
8234 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8236 * except.c (call_get_eh_context): Add root when allocating static
8237 tree variable.
8239 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
8241 * arm.c: Include "ggc.h".
8242 (arm_add_gc_roots): New function.
8243 (arm_override_options): Call it.
8244 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
8246 * arm.md (define_asm_attributes): Add a pool_range attribute.
8248 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
8250 * extend.texi (Volatiles): New node.
8252 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
8254 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
8255 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
8256 (struct ggc_any): Replace `mark' with `magic_mark'.
8257 (ggc_alloc_string): Use memcpy, not bcopy.
8258 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
8259 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
8260 (ggc_free_any): New.
8261 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
8262 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
8263 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
8264 Use IS_MARKED. Use ggc_free_any.
8266 1999-09-09 Scott Bambrough <scottb@netwinder.org>
8268 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
8270 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
8272 * toplev.c (main): Always init_ggc.
8274 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
8276 * except.c (find_all_handler_type_matches): Free the list if
8277 we found no matches.
8279 * combine.c (SUBST): Break out to a real function do_SUBST.
8280 (SUBST_INT): Likewise.
8281 * gcse.c (free_pre_mem): Free `temp_bitmap'.
8282 (pre_insert): Free `inserted'.
8283 * loop.c (basic_induction_var): Always set `location'.
8285 * function.c (expand_function_end): Add initial_trampoline as a root.
8286 * rtl.h (init_varasm_once): Declare.
8287 * toplev.c (compile_file): Call it.
8288 * ggc-simple.c (ggc_mark_string_ptr): New.
8289 (ggc_add_string_root): New.
8290 (ggc_collect): Disable collection avoidance temporarily.
8291 * ggc.h (ggc_add_string_root): Declare.
8292 * except.c (create_rethrow_ref): Use ggc_alloc_string.
8293 * optabs.c (init_libfuncs): Likewise.
8294 * varasm.c (named_section): Use ggc_alloc_string.
8295 (make_function_rtl): Likewise.
8296 (make_decl_rtl): Likewise.
8297 (assemble_static_space): Likewise.
8298 (assemble_trampoline_template): Likewise.
8299 (output_constant_def): Likewise.
8300 (force_const_mem): Likewise.
8301 (mark_const_hash_entry): New.
8302 (mark_pool_sym_hash_table): New.
8303 (mark_varasm_state): Use it.
8304 (init_varasm_once): New.
8306 * expr.h (init_one_libfunc): Declare.
8307 * optabs.c (init_one_libfunc): New.
8308 (init_optabs): Use it.
8309 * config/gofast.h: Likewise.
8310 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
8311 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
8313 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8315 * Makefile.in (cppexp.o): Depend on cpphash.h.
8316 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
8317 Include cpphash.h.
8318 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
8319 * cpplib.c (do_define): Generalise to handle poisoned definitions,
8320 redefining poisoned identifiers, etc.
8321 (do_undef): Don't allow poisoned identifiers to be undefined.
8322 (do_pragma): Add #pragma poison.
8323 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8325 * cccp.c: Add T_POISON node type.
8326 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
8327 poisoned xxx.
8328 (do_define): Generalise to handle poisoned definitions,
8329 redefining poisoned identifiers, etc.
8330 (do_undef): Don't allow poisoned identifiers to be undefined.
8331 (do_pragma): Add #pragma poison.
8332 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8334 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
8335 * c-pragma.h: Add ps_poison state. We now always have generic
8336 pragmas.
8338 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
8340 * ggc.h (ggc_alloc): New function.
8341 (ggc_mark): Likewise.
8342 * ggc-simple.c (ggc_any): New structure.
8343 (ggc_status): Add anys.
8344 (n_anys_collected): New variable.
8345 (ggc_alloc): Define.
8346 (ggc_mark): Likewise.
8347 (ggc_collect): Collect the anys.
8349 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8351 * c-decl.c (mark_binding_level): Make static to match prototype.
8353 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
8355 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
8357 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
8359 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
8360 will use into account. Expand the max width to 5.
8361 * rtl.c: Likewise.
8363 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
8365 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
8366 for the rtx length.
8368 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
8370 * alpha.md (call value patterns): Remove the result predicates.
8372 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
8374 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
8375 last change.
8377 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8379 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
8380 changed from extern char *, to extern PTR. Also fix typo in
8381 NEED_DECLARATION_REALLOC test.
8383 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
8385 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8387 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
8388 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
8389 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
8390 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
8392 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
8394 * cccp.c (pcfinclude): Likewise.
8396 * global.c (allocno_compare): Likewise.
8398 * haifa-sched.c (rank_for_schedule): Likewise.
8400 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
8402 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
8404 * stupid.c (stupid_reg_compare): Likewise.
8406 * tree.c (_obstack_allocated_p): Likewise.
8408 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
8410 1999-09-08 Bruce Korb autogen@linuxbox.com
8412 * Makefile.in: Give the hapless gperf user a hint about
8413 why "gperf -F" fails.
8415 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
8417 * lists.c: Include ggc.h.
8418 (zap_lists): New.
8419 (init_EXPR_INSN_LIST_cache): Install it.
8421 * ggc-simple.c (init_ggc): Absorb the old init.
8422 (ggc_push_context): Use xcalloc.
8423 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
8424 (ggc_collect): Add [rvts] tags to the collection stats.
8426 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
8428 * cccp.c (main): Fix handling of -include and -imacros options.
8430 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
8432 * cpplib.c (cpp_push_buffer): Fix order of arguments.
8434 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8436 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
8437 genrtl.c.
8439 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8441 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
8442 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
8443 and SET_DEST. Update comment.
8445 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8447 * config/c4x/c4x.c: Include ggc.h.
8448 (c4x_add_gc_roots): New function.
8449 (c4x_override_options): Call c4x_add_gc_roots.
8451 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
8453 * defaults.h (TARGET_ESC): Move ...
8454 * system.h: ... here, where Linas had it in the first place. Silly me.
8456 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
8458 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
8459 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
8460 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
8461 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
8462 * defaults.h (TARGET_ESC): Add default.
8464 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
8466 * configure.in: add i370-*-openedition, i370-*-mvs and
8467 i370-*-linux targets
8469 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
8471 * dsp16xxx.c: Include ggc.h
8472 (override_options): Mark GC roots.
8473 * mn10200.c: Include ggc.h.
8474 (asm_file_start): Mark GC roots.
8475 * tahoe.c: Include ggc.h.
8476 (extensible_operand): Mark GC roots.
8478 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
8480 * README: Add section discussing status of ELF ABI.
8481 * i370.c: Fix misc spelling mistakes.
8482 (i370_label_scan): Updated notes, exception handling.
8483 (i370_function_prolog): Simplify ELF stack handling.
8484 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
8485 (STACK_GROWS_DOWNWARD): ELF stack grows down.
8486 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
8487 * i370.md: (movdi): Add notes.
8488 (floatsidf2): Use stack not rtca for scratch float area.
8489 (iorsi3): Correct operand constraints.
8490 * x-oe: Restore TAROUTOPTS which are used by pax.
8492 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
8494 * rs6000.c: Include ggc.h.
8495 (rs6000_add_gc_roots): New function.
8496 (override_options): Call it.
8498 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
8500 * alpha.h (alpha_compare): New.
8501 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
8502 * alpha.c: Likewise for the definitions.
8503 (alpha_emit_conditional_branch): Update for alpha_compare.
8504 (alpha_emit_conditional_move): Likewise.
8505 * alpha.md (cmpdf, cmpdi): Likewise.
8506 (setcc patterns): Likewise. Zero alpha_compare after use.
8507 (sne): Optimize (x != 0) into (0U < x).
8509 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
8511 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
8512 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
8513 (INIT_EXPANDERS): Remove.
8514 * alpha.c: Include ggc.h.
8515 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
8516 (alpha_init_machine_status, alpha_mark_machine_status): New.
8517 (override_options): Install them.
8518 (struct machine_function): Moved to alpha.h.
8519 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
8520 (alpha_init_expanders): Remove.
8521 (alpha_return_addr): Adjust to use current_function->machine.
8522 (alpha_ra_ever_killed): Likewise.
8523 (alpha_expand_epilogue): Likewise.
8524 * alpha.md (eh_epilogue): Likewise.
8526 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
8527 Melissa O'Neill <oneill@cs.sfu.ca>
8528 Geoffrey Keating <geoffk@cygnus.com>
8530 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
8531 call-used registers (call-saved registers must still be contiguous
8532 and end with r31, of course).
8534 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
8536 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
8537 (self_promoting_type_p): Delete.
8538 (self_promoting_args_p): Move ...
8539 * c-common.c: ... here.
8540 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
8541 (simple_type_promotes_to): New.
8542 * builtins.c (lang_type_promotes_to): New.
8543 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
8544 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
8545 * c-common.h: ... here.
8546 (self_promoting_args_p, simple_type_promotes_to): Declare.
8547 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
8548 (grokdeclarator): Likewise.
8549 * tree.h (lang_type_promotes_to): Declare.
8551 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
8553 Add some machine-dependent GC roots.
8554 * sparc.c: Include ggc.h.
8555 (sparc_add_gc_roots): New function.
8556 (mark_ultrasparc_pipeline_state): Likewise.
8557 (override_options): Call sparc_add_gc_roots.
8558 * pa.c: Include ggc.h.
8559 (pa_add_gc_roots): New function.
8560 (mark_deferred_plabels): Likewise.
8561 (override_options): Call pa_add_gc_roots.
8562 * mips.c: Include ggc.h.
8563 (mips_add_gc_roots): New function.
8564 (override_options): Use it.
8566 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8568 * cpperror.c (cpp_file_line_for_message): Constify a char*.
8570 * cppexp.c (parse_number, parse_charconst, cpp_lex,
8571 cpp_parse_expr): Add static prototypes.
8572 (parse_charconst): Don't cast away const-ness.
8573 (token): Constify a char*.
8575 * cppfiles.c (file_name_list, include_hash, find_include_file,
8576 finclude, initialize_input_buffer): Constify a char*.
8577 (file_cleanup, find_position): Add static prototypes.
8579 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
8580 collect_expansion): Add static prototypes.
8581 (cpp_install, create_definition, monthnames): Constify a char*.
8583 * cpphash.h (cpp_install): Likewise.
8585 * cppinit.c (known_suffixes, default_include,
8586 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
8587 (base_name, dump_special_to_buffer, initialize_dependency_output):
8588 Add static prototypes.
8590 * cpplib.c (my_strerror): Constify a char*.
8591 (null_underflow, null_cleanup, skip_comment, copy_comment,
8592 copy_rest_of_line, handle_directive, pass_thru_directive,
8593 get_directive_token, read_line_number, cpp_print_file_and_line,
8594 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
8595 v_cpp_warning_with_line, detect_if_not_defined,
8596 consider_directive_while_skipping): Add static prototypes.
8597 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
8598 cpp_pedwarn_with_file_and_line): Constify a char*.
8600 * cpplib.h (cpp_options, include_hash, progname, definition,
8601 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
8602 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
8603 find_include_file, deps_output, include_hash): Constify a char*.
8605 * cppmain.c (progname): Constify.
8606 (main): Add prototype. Use return, not exit.
8608 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
8609 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
8610 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
8611 check_protection): Add static prototype.
8612 (xfree): Remove.
8613 (progname, recognized_macrom, recognized_extern): Constify a char*.
8614 (main): Add prototype.
8616 * gen-protos.c (progname): Constify a char*.
8618 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
8620 * emit-rtl.c (free_emit_status): Take decl as a parameter.
8621 (init_emit_once): Add more GC roots.
8622 * except.c (mark_func_eh_entry): New function.
8623 (mark_eh_node): Mark false_label and rethrow_label.
8624 (init_eh): Add more GC roots.
8625 * function.c (free_after_compilation): Take decl as a parameter.
8626 Call free_stmt_status.
8627 (mark_function_state): Don't assume x_parm_reg_stack_loc is
8628 non-NULL.
8629 * function.h (free_after_compilation): Change prototype.
8630 (free_varasm_status): Likewise.
8631 (free_emit_status): Likewise.
8632 (free_stmt_status): New function.
8633 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
8634 Remove, replacing with ...
8635 (ggc_status): New structure.
8636 (ggc_chain): New variable.
8637 (init_gcc): Define.
8638 (ggc_push_context): New function.
8639 (ggc_pop_context): Likewise.
8640 (ggc_alloc_rtx): Adjust for use of ggc_chain.
8641 (ggc_alloc_rtvec): Likewise.
8642 (ggc_alloc_tree): Likewise.
8643 (ggc_alloc_string): Likewise.
8644 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
8645 (ggc_mark_tree): Give language-dependent code a chance to mark
8646 `x' nodes.
8647 (ggc_mark_tree_varray): Handle empty arrays.
8648 (ggc_collect): Adjust for use of ggc_chain. Clear
8649 bytes_alloced_since_last_gc.
8650 * ggc.h (ggc_pop_context): New function.
8651 (ggc_push_context): Likewise.
8652 * print-tree.c (print_node): Don't print obstacks when GC'ing.
8653 * stmt.c (free_stmt_status): New function.
8654 (init_stmt_for_function): Clear last_expr_value.
8655 * toplev.c (rest_of_compilation): Always call free_after_compilation.
8656 Conditionalize call to ggc_collect.
8657 (main): Call init_ggc.
8658 * tree.c (push_obstacks): Do the push, even when GC'ing.
8659 (push_obstacks_nochange): Likewise.
8660 (pop_obstacks): Liekwise.
8661 * varasm.c (free_varasm_status): Take decl as a parameter.
8663 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
8665 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
8666 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
8667 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
8668 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
8670 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
8672 * pa/x-pa-mpeix: New file for the MPE port.
8674 * pa/quadlib.asm: New file for long double support.
8676 * configure.in: Add hppa1.0-*-mpeix for MPE port.
8677 * configure: Rebuilt.
8679 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
8681 * final.c (shorten_branches): Fix last change.
8683 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
8685 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
8687 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
8689 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
8690 details.
8692 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8694 * c-aux-info.c (concat): Don't define.
8696 * cccp.c (my_strerror): Likewise. All callers changed to use
8697 xstrerror instead.
8698 (do_include): Call xstrdup, not xmalloc/strcpy.
8699 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
8700 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
8702 * collect2.c (my_strsignal): Likewise. All callers changed to use
8703 strsignal instead.
8704 (locatelib): Call xstrdup, not xmalloc/strcpy.
8706 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
8708 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
8710 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
8712 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
8714 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
8716 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
8718 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
8719 malloc/realloc.
8720 (find_all_handler_type_matches): Likewise. Don't check return
8721 value.
8722 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
8723 xmalloc, not malloc.
8724 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
8726 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
8727 (init_spec): Call xcalloc, not xmalloc/bzero.
8728 (set_spec): Call xstrdup, not save_string.
8729 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
8730 (find_a_file): Call xstrdup, not xmalloc/strcpy.
8731 (process_command): Call xstrdup, not save_string.
8732 (main): Call xcalloc, not xmalloc/bzero.
8734 * gcov.c (xmalloc): Don't define.
8735 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
8736 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
8737 (output_data): Call xcalloc, not xmalloc/bzero.
8739 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
8741 * mips-tdump.c (xmalloc): Don't define.
8742 (print_symbol): Call xmalloc, not malloc.
8743 (read_tfile): Call xcalloc, not calloc.
8745 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
8746 Don't define. All callers of xfree/my_strsignal changed to use
8747 free/strsignal instead.
8748 (allocate_cluster): Call xcalloc, not calloc.
8750 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
8751 Fix memory leak, free allocated memory.
8753 * prefix.c (translate_name): Call xstrdup, not save_string.
8754 (update_path): Likewise.
8756 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
8758 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
8759 Don't define. Callers of xfree/savestring2 changed to use
8760 free/concat instead.
8762 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
8763 (init_elim_table): Likewise.
8765 * resource.c (init_resource_info): Likewise.
8767 * stupid.c (stupid_life_analysis): Likewise.
8769 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
8770 (open_dump_file): Call concat, not xmalloc/strcpy/...
8771 (clean_dump_file): Likewise.
8772 (compile_file): Call xstrdup, not xmalloc/strcpy.
8774 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
8776 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
8777 * v850.c (v850_va_arg): New.
8779 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8781 * haifa-sched.c: Tidy comments.
8783 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8785 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
8786 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
8787 $(out_object_file)): Depend on ggc.h.
8788 * c-common.c: Include "ggc.h".
8789 (combine_strings): If doing GC, use ggc_alloc_string.
8790 * c-decl.c: Include "ggc.h".
8791 (ggc_p): Define with value 0.
8792 (mark_binding_level): New function.
8793 (init_decl_processing): Add GC roots.
8794 (mark_c_function_context): New function.
8795 (lang_mark_false_label_stack): New function.
8796 (lang_mark_tree): New function.
8797 (lang_cleanup_tree): New function.
8798 * c-lang.c: Include "ggc.h".
8799 (lang_init): Call c_parse_init.
8800 * c-lex.c: Include "ggc.h".
8801 (check_linenum): If doing GC, don't copy filenames to permanent
8802 obstack.
8803 * c-parse.in: Include "ggc.h".
8804 (c_parse_init): New function.
8805 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
8806 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
8808 * except.c (mark_eh_state): Mark more state.
8809 * function.c (mark_function_state): Likewise.
8810 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
8811 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
8812 * toplev.c (mark_file_stack): New function.
8813 (compile_file): If doing GC, use ggc_alloc_string on input filename.
8814 (main): Add root for input_file_stack.
8816 * i386.c: Include "ggc.h".
8817 (ix86_mark_machine_status): New function.
8818 (override_options): Set mark_machine_status.
8820 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8822 * tree.c (copy_node): Copy node contents also if doing GC.
8824 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8826 * collect2.c (scan_libraries): Fix double-thinko :-).
8828 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
8830 * collect2.c (scan_libraries): Fix thinko.
8832 * cse.c (delete_trivially_dead_insns): Do not skip the last
8833 insn if it is a real insn.
8835 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
8837 * Makefile.in (ggc-simple.o): Depend on hash.h.
8838 * ggc.h (ggc_add_tree_hash_table_root): Declare.
8839 (ggc_mark_tree_varray): Likewise.
8840 (ggc_mark_tree_hash_table): Likewise.
8841 * ggc-simple.c: Include hash.h.
8842 (ggc_mark_tree_hash_table_ptr): New function.
8843 (ggc_mark_tree_hash_table_entry): Likewise.
8844 (ggc_mark_tree_hash_table): Likewise.
8845 (ggc_add_tree_hash_table_root): Likewise.
8846 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
8847 rtx, when defining fields.
8849 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8851 * profile.c (output_func_start_profiler): Remove apparently
8852 nonsensical call to start_sequence.
8854 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
8856 * clipper/clipper.c (clipper_va_start): Fix typos.
8858 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
8859 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
8860 (spur_va_arg): New stub.
8862 * configure.in: Comment out pyramid.
8864 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
8866 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
8867 don't conflict with the bits that win32, cygwin, and dgux
8868 defines.
8870 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
8871 Bernd Schmidt <bernds@cygnus.co.uk>
8873 * integrate.c (function_cannot_inline_p): Do not inline
8874 functions with forced labels.
8876 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
8877 Bernd Schmidt <bernds@cygnus.co.uk>
8878 Mark Mitchell <mark@codesourcery.com>
8880 * Makefile.in (ggc-simple.o): Depend on varray.h.
8881 (rtl.o): Depend on ggc.h.
8882 (genattrtab.o): Depend on ggc.h.
8883 (print-tree.o): Likewise.
8884 (fold-const.o): Likewise.
8885 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
8886 (make_insn_raw): Don't cache insns when GC'ing.
8887 (emit_insn_before): Likewise.
8888 (emit_insn_after): Likewise.
8889 (emit_insn): Likewise.
8890 (start_sequence): Use xmalloc to allocate the sequence_stack.
8891 (end_sequence): Add free to free it.
8892 (gen_sequence): Don't cache insns when GC'ing.
8893 (clear_emit_caches): Don't use sequence_element_free_list.
8894 (init_emit): Use xcalloc, not xmalloc+bzero.
8895 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
8896 * function.c (pop_function_context_from): Use free to free the
8897 fixup_var_refs_queue.
8898 (put_reg_into_stack): Allocate it with xmalloc.
8899 * genattrtab.c: Include ggc.h.
8900 (operate_exp): Don't use obstack_free when GC'ing.
8901 (simplify_cond): Likewise.
8902 (simplify_text_exp): Likewise.
8903 (optimize_attrs): Likewise.
8904 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
8905 GC'ing.
8906 (gencode): Generate a #include for ggc.h.
8907 * ggc-callbacks.c (ggc_p): Define it to zero.
8908 * ggc-none.c (ggc_p): Likewise.
8909 * ggc-simple.c: Include varray.h.
8910 (ggc_mark_tree_varray): New function.
8911 (ggc_add_tree_varray_root): Likewise.
8912 (ggc_mark_tree_varray_ptr): Likewise.
8913 * ggc.h (ggc_p): Declare.
8914 (varray_head_tag): Likewise.
8915 (ggc_add_tree_varray_root): Declare.
8916 * print-tree.c (print_node): Don't check for TREE_PERMANENT
8917 inconsistencies when GC'ing.
8918 * rtl.c: Include ggc.h.
8919 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
8920 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
8921 (rtx_free): Don't call obstack_free when GC'ing.
8922 * toplev.c (rest_of_compilation): Call ggc_collect after every
8923 pass, if GC'ing.
8924 * tree.c (push_obstacks): Do nothing, if GC'ing.
8925 (pop_obstacks_nochange): Likewise.
8926 (pop_obstacks): Likewise.
8927 (make_node): Use ggc_alloc_tree when GC'ing.
8928 (copy_node): Likewise.
8929 (get_identifier): Use ggc_alloc_string when GC'ing.
8930 (build_string): Likewise.
8931 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
8932 (tree_cons): Likewise.
8933 (build1): Likewise.
8934 (type_hash_canon): Don't call obstack_free when GC'ing.
8936 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
8938 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
8939 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
8941 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
8942 Bernd Schmidt <bernds@cygnus.co.uk>
8943 Mark Mitchell <mark@codesourcery.com>
8945 * Makefile.in (stor-layout.o): Depend on ggc.h.
8946 (expr.o): Depend on ggc.h.
8947 (profile.o): Depend on ggc.h.
8948 (stor-layout.o): Depend on ggc.h.
8949 * emit-rtl.c (init_emit_once): Add gc roots.
8950 * expr.c: Include ggc.h.
8951 (emit_block_move): Add gc roots.
8952 (clear_storage): Likewise.
8953 * expr.h (init_stor_layout_once): New function.
8954 * profile.c: Include ggc.h.
8955 (init_arc_profiler): profiler_label is a root.
8956 * scan.c (make_sstring_space): Trust xrealloc to function
8957 correctly with first parameter NULL.
8958 * stor-layout.c: Include ggc.h.
8959 (set_sizetype): Add gc root.
8960 (init_stor_layout_once): New function.
8961 * toplev.c (compile_file): Call it.
8963 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
8964 Bernd Schmidt <bernds@cygnus.co.uk>
8965 Mark Mitchell <mark@codesourcery.com>
8967 * Makefile.in (tree.o): Depend on ggc.h.
8968 (varasm.o): Likewise.
8969 (function.o): Likewise.
8970 (stmt.o): Likewise.
8971 (except.o): Likewise.
8972 (optabs.o): Likewise.
8973 (emit-rtl.o): Likewise.
8974 * emit-rtl.c: Include ggc.h.
8975 (sequence_element_free_list): Remove, and all references.
8976 (mark_sequence): New functions.
8977 (mark_emit_state): New function.
8978 * except.c: Include ggc.h.
8979 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
8980 (mark_tree_label_node): New functions.
8981 (mark_eh_state): New function.
8982 * function.c: Include ggc.h.
8983 (mark_temp_slot, mark_function_chain): New functions.
8984 (mark_function_state): New function.
8985 (init_function_once): New function.
8986 * function.h (init_function_once): New function.
8987 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
8988 * ggc.h (label_node): Declare.
8989 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
8990 (lang_mark_false_label_stack): New function.
8991 (mark_temp_slot): Remove declaration.
8992 (mark_function_chain): Likewise.
8993 (mark_eh_state): Adjust prototype.
8994 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
8995 Likewise.
8996 * optabs.c: Include ggc.h.
8997 (mark_optab): New function.
8998 (init_optabs): Add gc roots.
8999 * stmt.c: Include ggc.h.
9000 (mark_cond_nesting, mark_loop_nesting): New functions.
9001 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
9002 (mark_stmt_state): New function.
9003 * toplev.c (compile_file): Call init_function_once.
9004 * tree.c: Include ggc.h.
9005 (type_hash): Move declaration earlier in file.
9006 (TYPE_HASH_SIZE, type_hash_table): Likewise.
9007 (init_obstacks): Add gc roots.
9008 (mark_type_hash): New function.
9009 * varasm.c: Include ggc.h.
9010 (mark_pool_constant): New function.
9011 (mark_varasm_state): New function.
9013 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9015 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
9017 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9019 * c-decl.c (struct language_function): Renamed from struct c_function.
9020 Delete elt NEXT.
9021 (c_function_chain): Delete.
9022 (push_c_function_context): New arg F. Don't warn about nested
9023 functions here. Fill LANGUAGE elt of F. Delete code to update
9024 c_function_chain. Don't call push_function_context.
9025 (pop_c_function_context): New arg F. Restore from there instead of
9026 from c_function_chain. Don't call pop_function_context. Clear out
9027 LANGUAGE field of F when done.
9028 * c-lang.c: Include "function.h"
9029 (lang_init): Initialize save_lang_status and restore_lang_status.
9030 * c-parse.in (nested_function, nested_function_notype): Warn about
9031 nested functions. Call push_function_context/pop_function_context
9032 instead of the _c_ variants.
9033 * c-tree.h (push_c_function_context, pop_c_function_context): Update
9034 prototype.
9035 * Makefile.in (c-lang.o): Update dependencies.
9037 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
9038 regno_pointer_flag, regno_pointer_align.
9039 (gen_reg_rtx): Use xrealloc to enlarge them.
9040 (free_emit_status): New function.
9041 * function.c (mark_machine_status, mark_lang_status): New variables.
9042 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
9043 in some bits from assign_stack_local. All callers changed to use new
9044 name.
9045 (assign_stack_local): Just call assign_stack_local_1.
9046 (free_after_compilation): New function.
9047 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
9048 (trampoline_address): Likewise.
9049 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
9050 (prepare_function_start): Explicitly clear some more variables.
9051 * function.h (struct function): New elt can_garbage_collect.
9052 (mark_machine_status, mark_lang_status): Declare variables.
9053 (free_after_compilation, free_emit_status, free_varasm_status,
9054 init_varasm_status): Declare functions.
9055 * toplev.c (rest_of_compilation): Call free_after_compilation when
9056 done with the current function.
9057 * varasm.c (free_varasm_status): New function.
9059 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
9061 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
9062 (EXPAND_BUILTIN_VA_ARG): Define.
9063 * sparc.c (sparc_va_start): New.
9064 (sparc_va_arg): New.
9066 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9068 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
9070 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9072 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
9074 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
9076 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
9077 (OBJS): Add $(GGC).
9078 (ggc-callbacks.o): New target.
9079 * ggc-callbacks.c: New file.
9081 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9083 * expr.h: Collapse individual optab and libfunc vars to arrays.
9084 (optab_index, libfunc_index): New enumerations.
9085 (optab_table, libfunc_table): New arrays.
9086 Add accessor macros for both.
9088 * optabs.c (optab_table, libfunc_table): New.
9089 Delete declarations for individual optab and libfunc vars.
9091 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
9093 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
9095 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
9097 * Makefile.in (GGC, GGC_LIB): New.
9098 (HOST_RTL): Include ggc-none.o.
9099 (ggc-simple.o): New target.
9100 (ggc-none.o): Likewise.
9101 * tree.h (tree_common): Add gc_mark.
9102 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
9103 (struct rtvec_def): Add gc_mark.
9104 * emit-rtl.c (global_rtl): Update static initializers to contain
9105 enough initializers.
9106 * ggc.h, ggc-none.c, ggc-simple.c: New files.
9107 * toplev.c (gc_time): New variable.
9108 (all_time): New variable.
9109 (compile_file): Print gc time.
9110 (print_time): Calculate percentage of the whole.
9112 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9114 Change obstack memory management and varasm constant pool handling so
9115 that nested functions are treated like any other functions.
9116 * function.c (init_machine_status): New variable.
9117 (push_function_context_to): Set contains_functions for the outer
9118 function. Don't call save_varasm_status.
9119 (pop_function_context_from): Don't call restore_varasm_status. Don't
9120 set current_function_contains_functions.
9121 (prepare_function_start): Call init_varasm_status rather than
9122 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
9123 is non-null.
9124 * function.h (struct function) Add field varasm. Delete fields
9125 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
9126 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
9127 (init_machine_status): Declare.
9128 (save_varasm_status, restore_varasm_status): Delete declarations.
9129 (save_tree_status, restore_tree_status): Delete last argument.
9130 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
9131 code. All callers changed.
9132 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
9133 save_constants_in_decl_trees, restore_constants, save_constants,
9134 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
9135 functions.
9136 (inlining): New variable.
9137 (reg_map, label_map, insn_map, orig_asm_operands_vector,
9138 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
9139 variables.
9140 (save_for_inline_nocopy): Don't save constants.
9141 Don't set inl_emit field in current_function.
9142 (expand_inline_function): Use emit field, not inl_emit, of the inlined
9143 function. Set new variable inlining before
9144 calling copy_rtx_and_substitute.
9145 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
9146 constant pool references if inlining is nonzero.
9147 Delete ADDRESS and (most of the) CONST cases.
9148 (output_inline_function): Save and restore current_function/
9149 current_function_decl. Delete restore_constants code. Don't call
9150 init_const_rtx_hash_table.
9151 * output.h (init_const_rtx_hash_table): Don't declare.
9152 * rtl.h (struct function): Declare.
9153 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
9154 * toplev.c (rest_of_compilation): Don't treat nested functions or
9155 functions containing them specially. Delete all code to deal with
9156 save_for_inline_copying.
9157 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
9158 inline_obstacks): Delete variables.
9159 (save_tree_status): Lose arg CONTEXT. All callers changed.
9160 Simply allocate a new function_maybepermanent_obstack for the new
9161 function, delete all the special cases.
9162 Don't save inline_obstacks.
9163 (restore_tree_status): Lose arg CONTEXT. All callers changed.
9164 Delete special handling for function_maybepermanent_obstack; simply
9165 free it if empty.
9166 Don't restore inline_obstacks.
9167 (permanent_allocation): Delete code that frees inline_obstacks.
9168 (print_inline_obstack_statistics): Delete function.
9169 (dump_tree_statistics): Don't call it.
9170 * varasm.c (struct varasm_status): New.
9171 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
9172 last_pool, pool_offset, const_double_chain): Delete global
9173 variables, replace with accessor macros.
9174 (immed_double_const): Don't walk const_double_chain outside a
9175 function, but don't treat nested functions specially anymore.
9176 (immed_real_const_1): Likewise.
9177 (clear_const_double_mem): Don't treat nested functions specially.
9178 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
9179 (save_varasm_status, restore_varasm_status): Delete functions.
9180 (init_varasm_status): New function.
9181 (force_const_mem): Don't treat nested functions specially.
9182 (find_pool_constant): Accept new arg F, search for constants in
9183 that function's pool rather than the current one. All callers
9184 changed.
9185 (get_pool_constant_for_function, get_pool_mode_for_function): New
9186 functions.
9188 * i386.c (init_386_machine_status): New function, mostly from
9189 clear_386_stack_locals.
9190 (struct machine_functions): Rename element names to avoid name
9191 clashes.
9192 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
9193 macros, replacing global variables.
9194 (clear_386_stack_locals, save_386_machine_status,
9195 restore_386_machine_status): Delete functions.
9196 (override_options): Initialize init_machine_status.
9197 * i386.h (INIT_EXPANDERS): Delete macro.
9198 (save_386_machine_status, restore_386_machine_status,
9199 clear_386_stack_locals): Delete declarations.
9201 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9203 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
9204 (doloop_begin): Simplify pattern and use emit_jump_insn.
9205 (doloop_end): Simplify pattern, switch operand order,
9206 and use emit_jump_insn.
9208 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9210 * function.h (struct function): Add new element LANGUAGE.
9211 (save_lang_status): Declare new variable.
9212 (restore_lang_status): Likewise.
9213 * function.c (save_lang_status): Define.
9214 (restore_lang_status): Likewise.
9215 (push_function_context_to): Call language-specific save function.
9216 (pop_function_context_from): Call language-specific restore function.
9218 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9220 * i386.md (movsf_1): Check REG_P before use of REGNO.
9221 (movdf_1): Likewise.
9222 (movxf_1): Likewise.
9223 (extendsfdf2): Likewise.
9224 (extendsfxf2): Likewise.
9225 (extenddfxf2): Likewise.
9227 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9229 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
9230 constants into memory.
9231 (c4x_shiftable_constant): New function.
9232 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
9233 (c4x_shiftable_constant): Declare.
9234 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
9235 ashlqi3_noclobber): Add new patterns and associated splitters.
9237 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
9239 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
9240 * dwarf2out.c (dwarf2out_frame_init): Likewise.
9241 * final.c (shorten_branches): Likewise.
9242 * global.c (global_alloc): Likewise.
9243 * haifa-sched.c (build_control_flow): Likewise.
9244 * stmt.c (check_for_full_enumeration_handling): Likewise.
9245 (estimate_case_costs): Likewise.
9247 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
9249 * rtl.h (RTL_CHECKC2): Fix typo in last change.
9251 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
9253 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
9254 (recompute_reg_usage): Likewise.
9255 * rtlanal.c (find_regno_fusage): Likewise.
9257 * rtl.c (rtl_check_failed_code1): New function.
9258 (rtl_check_failed_code2): New.
9259 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
9260 (RTL_CHECKC1, RTL_CHECKC2): New.
9261 (XC*): New accessor macros.
9262 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
9263 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
9264 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
9265 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
9266 (TRAP_*, RANGE_INFO_*): Likewise.
9268 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9270 * Makefile.in (tlink.o): Don't depend on toplev.h.
9272 * collect2.c (c_file, o_file, export_file, import_file, ldout,
9273 output_file, nm_file_name, ldd_file_name, strip_file_name,
9274 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
9275 add_prefix, prefix_from_env, prefix_from_string, do_wait,
9276 fork_execute, maybe_unlink, add_to_list,
9277 extract_init_priority, write_list, dump_list,
9278 dump_prefix_list, write_list_with_asm, write_c_file,
9279 write_c_file_stat, write_c_file_glob, scan_prog_file,
9280 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
9281 ignore_library, extract_string, notice, dump_file, target_machine,
9282 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
9283 read_file, print_load_command): Constify a char*.
9284 (fdopen, error, fatal, fatal_perror): Don't prototype.
9285 (my_strerror): Remove. All callers use xstrerror instead.
9286 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
9287 (main): Add prototype. Constify lots of char* ptrs. Change calls
9288 to xcalloc/strcpy/strcat/... to one call to concat.
9289 (main, scan_prog_file, scan_libraries): Use an intermediate
9290 `const char **' to build an argv array.
9291 (mapfile, libselect, libcompare, locatelib): Add prototypes.
9293 * collect2.h (collect_execute, collect_wait, dump_file,
9294 file_exists): Constify a char*.
9295 (ldout, c_file_name, temporary_obstack, permanent_obstack,
9296 temporary_firstobj, vflag, debug): Add extern declarations.
9297 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
9299 * tlink.c: Don't include toplev.h.
9300 (vflag, debug, ldout, c_file_name, temporary_obstack,
9301 permanent_obstack, temporary_firstobj): Don't declare.
9302 (tlink_execute, frob_extension, symbol_hash_lookup,
9303 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
9304 recompile_files, read_repo_files, demangle_new_symbols,
9305 scan_linker_output): Constify a char*.
9306 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
9307 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
9309 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
9311 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
9312 (relative) rather than jsr (absolute) subroutine call insns.
9313 * config/m68k/m68k-coff.h: Ditto.
9315 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
9317 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
9318 now rework these too.
9319 (arm_reorg): If an insn can't reach the end of the current pool,
9320 ensure that we emit that pool before the insn.
9322 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
9324 * tlink.c (scan_linker_output): Skip the initial underscore in
9325 a mangled name if appropriate.
9327 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9329 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9330 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
9331 error_with_ivar, gen_declarator, create_builtin_decl,
9332 my_build_string, generate_descriptor_table, generate_ivars_list,
9333 generate_dispatch_table, check_protocols, TAG_GETCLASS,
9334 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
9335 dump_base_name, lang_decode_option, build_encode_expr,
9336 start_class, finish_class, encode_pointer, really_start_method,
9337 gen_declaration, dump_interface, handle_class_ref, handle_impent):
9338 Constify.
9339 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
9340 Add static prototypes.
9341 (build_objc_string_decl, build_selector_reference_decl,
9342 encode_bitfield, build_class_reference_decl): Remove unused
9343 parameter, all callers changed.
9344 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
9345 (objc_printable_name): Likewise. Change second parameter to type int.
9346 (init_objc): Use memcpy, not bcopy, to avoid casts.
9348 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
9350 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
9351 reg notes on a deleted insn.
9352 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
9354 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
9356 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
9358 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9360 * stmt.c (expand_asm_operands): Fix index into inout_mode when
9361 reading it.
9363 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
9365 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
9366 * tm.texi (MD_ASM_CLOBBERS): Document it.
9368 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
9370 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
9371 * except.c (expand_rethrow): Remove unused variable.
9372 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
9373 * flow.c (replace_insns): Likewise.
9374 (create_edge_list, verify_edge_list): Likewise.
9375 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
9377 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
9378 is special code to run.
9379 (main): Don't define operands to emit_operand.
9380 * genrecog.c (main): Don't emit an empty peephole2_insn function.
9382 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
9384 * alpha/alpha.h (normal_memory_operand): Declare.
9385 (reg_no_subreg_operand): Declare.
9386 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
9388 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
9390 * c-parse.in (compstmt_primary_start): New, broken out of first
9391 part of compstmt handling in primary.
9392 (primary): Use it. Add an error clause.
9393 (compstmt_nostart): Renamed from compstmt; remove all
9394 initial invocations of compstmt_start.
9395 (compstmt): New.
9397 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
9399 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
9400 needed.
9402 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
9404 * combine.c (simplify_shift_const): Remove extra semicolon.
9405 * dwarf2out.c (remove_AT): Likewise.
9406 * expmed.c (expand_mult): Likewise.
9407 * gcov.c (create_program_flow_graph): Likewise.
9408 * reorg.c (mostly_true_jump): Likewise.
9410 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
9412 * fold-const.c (fold_range_test): Do not try to fold the range
9413 test if the rhs or lhs has side effects.
9415 * combine.c (simplify_rtx): Recognize another case of a synthesized
9416 sign extension.
9418 * varasm.c (mark_constant_pool): When marking indirect references,
9419 only look at SYMBOL_REFs.
9421 * except.c (expand_fixup_region_end): Do not peek at
9422 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
9424 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
9426 * flags.h: New variables align_loops, align_loops_log,
9427 align_jumps, align_jumps_log, align_labels, align_labels_log,
9428 align_functions, align_functions_log.
9429 * toplev.c: Define them.
9430 (f_options): Handle -falign-* when they have no argument.
9431 (main): Add logic to set variables for -falign-functions,
9432 -falign-jumps, -falign-labels, -falign-loops.
9433 Make it -fsched-verbose=<n> and -finline-limit=<n>.
9434 (display_help): Change help to match options.
9435 * final.c (LABEL_ALIGN): Default to align_labels_log.
9436 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
9437 (LOOP_ALIGN): Default to align_loops_log.
9438 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
9439 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
9440 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
9441 * varasm.c (assemble_start_function): Handle align_functions.
9443 * config/sparc/sparc.h: Don't declare sparc_align_*.
9444 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
9445 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
9446 sparc.c.
9447 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
9448 it's a promise.
9449 * config/sparc/sparc.c: Delete sparc_align_loops,
9450 sparc_align_jumps, sparc_align_funcs and the corresponding string
9451 variables.
9452 (sparc_override_options): Default align_functions on ultrasparc.
9453 Delete -malign-* handling.
9455 * config/mips/mips.c (override_options): On 64-bit targets,
9456 try to align code to 64-bit boundaries.
9457 (print_operand): New substitution, %~,
9458 which aligns labels to align_labels_log.
9459 * config/mips/mips.md (div_trap_normal): Use %~.
9460 (div_trap_mips16): Likewise.
9461 (abssi): Likewise.
9462 (absdi2): Likewise.
9463 (ffssi2): Likewise.
9464 (ffsdi2): Likewise.
9465 (ashldi3_internal): Likewise.
9466 (ashrdi3_internal): Likewise.
9467 (lshrdi3_internal): Likewise.
9468 (casesi_internal): Likewise.
9470 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
9472 Merge new ia32 backend from the branch!
9474 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
9475 See ChangeLog.P2 on new_ia32_branch for details.
9477 * rtl.h (stack_regs_mentioned_p): Delete prototype.
9478 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
9479 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9480 * i386/gas.h (ASM_FILE_START): Define.
9481 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
9482 for name change of ix86_valid_decl_attribute_p.
9483 (i386_pe_valid_type_attribute_p): Similarly.
9485 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
9487 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
9488 to step through CC modes.
9490 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9492 * regmove.c (fixup_match_1): Don't move INSN in front of P if
9493 it would end up in the shadow of a live flags regsiter.
9495 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9497 * reload1.c: Fix many indentation problems.
9498 * reload.c: Likewise.
9500 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
9502 * alias.c (non_local_reference_p): Constify fmt.
9504 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
9506 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
9508 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
9510 * cse.c (delete_trivially_dead_insns): Do not delete stores to
9511 the internal_arg_pointer.
9513 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
9515 Merge peephole2 from new_ia32_branch:
9516 * Makefile.in (STAGESTUFF): Add *.peephole2.
9517 (mostlyclean): Likewise.
9518 (recog.o): Depend on resource.h.
9520 * final.c (peephole): Conditionalize decl on HAVE_peephole.
9521 (final_scan_insn): Likewise for the invocation of peephole.
9522 * genconfig.c (main): Look for peephole and peephole2 patterns.
9523 Emit HAVE_peephole* accordingly.
9524 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
9525 * flags.h (flag_peephole2): Declare.
9526 * toplev.c: New pass peephole2. New flag -fpeephole2.
9528 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
9529 * gencodes.c (main): Likewise.
9530 * genextract.c (main): Likewise.
9531 * genoutput.c (main): Likewise.
9532 * genemit.c (max_operand_1): Look for the max scratch operand.
9533 (gen_rtx_scratch): New.
9534 (gen_exp): Use it, and pass on new arg subroutine_type.
9535 (gen_expand): Take max scratch into account.
9536 (gen_split): Emit peephole2 functions.
9537 (output_peephole2_scratch): New.
9538 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
9539 * genrecog.c (routine_type): Add PEEPHOLE2.
9540 (IS_SPLIT): New.
9541 (make_insn_sequence): Match outer parallel for peep2. Discard
9542 top level scratches and dups.
9543 (add_to_sequence): New args insn_type and top. Update all callers.
9544 Handle toplevel peep2 matching insns.
9545 (write_subroutine): Handle peep2.
9546 (write_tree_1): Likewise.
9547 (write_tree): Likewise.
9548 (main): Likewise.
9549 (change_state): New arg afterward. Update all callers.
9550 Handle matching separate insns.
9551 * recog.c (recog_next_insn): New.
9552 (peephole2_optimize): New.
9553 * rtl.def (DEFINE_PEEPHOLE2): New.
9554 * resource.c (find_free_register): New argument last_insn. Use it
9555 to find a register available through the entire span.
9556 * resource.h (find_free_register): Update prototype.
9558 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
9560 * i386.c (output_strlen_unroll): Don't write xops[7]
9561 label if it wasn't set.
9563 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
9565 * cpplib.c (struct directive): Const-ify name pointer and
9566 function pointer prototype.
9567 (validate_else, do_define, do_line, do_include, do_undef,
9568 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
9569 do_elif, do_endif, do_sccs, do_assert, do_unassert,
9570 do_warning): Const-ify second arg.
9571 (directive_table): Mark const. Reorder entries by frequency
9572 of usage, record statistics.
9574 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
9576 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
9577 bounds- check RTL accesses if --enable-checking.
9578 (RTVEC_ELT): Bounds check if --enable-checking.
9579 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
9580 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
9581 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
9582 GET_NUM_ELEM.
9583 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9584 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
9586 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
9587 (NOTE_SOURCE_FILE): Use X0STR.
9588 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
9589 MEM_ALIAS_SET): Use X0INT.
9590 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
9591 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
9592 Use X0EXP.
9593 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
9594 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
9595 (rtl_check_failed_bounds, rtl_check_failed_type1,
9596 rtl_check_failed_type2, rtvec_check_failed_bounds): New
9597 functions.
9598 (fancy_abort): Fix comment.
9600 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
9601 (cse_insn): Decrement LABEL_NUSES for jump target before
9602 deleting jump insn.
9603 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
9604 * final.c (alter_subreg): Compute regno before changing x to
9605 REG; set REGNO(x) after changing it.
9606 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
9607 notes containing CONST_INTs.
9608 (delete_eh_regions): Use NOTE_EH_HANDLER.
9609 * function.c (put_reg_into_stack): Make reg a MEM before
9610 initializing it.
9611 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
9612 delete insn.
9613 (gen_mem_addressof): Make reg a MEM before initializing it.
9614 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
9615 X0WINT.
9616 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
9617 deleting an insn, not after.
9618 (block_alloc): Only look at PATTERN(insn) if we have to, and
9619 only if it's format class 'i'.
9620 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
9621 CONST_INT before using its INTVAL.
9622 * print-rtl.c (print_rtx): Use X0STR.
9623 * regmove.c (fixup_match_1): Don't look at PATTERN of
9624 non-class-'i' insn chain elements.
9625 * reload.c (loc_mentioned_in_p): Take address of
9626 in->fld[1].rtx directly.
9627 * reload1.c (reload): Change reg to a MEM before initializing
9628 it.
9629 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
9630 have no names.
9631 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
9633 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
9635 * config/mips/mips.c (machine_dependent_reorg): Force a
9636 barrier to output the local constant pool if a barrier hasn't
9637 been found at a natural point in the instruction stream.
9639 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9641 * c-parse.in (language_string): Constify.
9643 * dwarf2out.c (language_string): Remove declaration.
9645 * dwarfout.c (language_string): Likewise.
9647 * toplev.c (language_string, init_parse, finish_parse): Likewise.
9649 * tree.h (language_string, init_parse, finish_parse): Declare.
9651 * i386/sun386.h (language_string): Remove declaration.
9653 * mips.h (language_string): Likewise.
9655 * nextstep.h (language_string): Likewise.
9657 * nextstep21.h (language_string): Likewise.
9659 * rs6000.c (language_string): Likewise.
9661 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9663 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
9664 (getpwd.o): Remove target.
9666 * getpwd.c: Delete file. Its in libiberty now.
9668 * dbxout.c (getpwd): Don't prototype.
9669 * dwarf2out.c (getpwd): Likewise
9670 * dwarfout.c (getpwd): Likewise
9671 * final.c (getpwd): Likewise.
9672 * protoize.c (getpwd): Likewise.
9674 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
9678 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
9680 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
9681 mark_set_resources.
9683 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
9685 * fixinc/Makefile.in (subdir): New.
9686 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
9687 (Makefile): New.
9689 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
9691 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
9692 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
9693 be shared.
9695 * invoke.texi: Fix typo.
9697 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
9698 changed. Handle autoincrement addressing modes.
9700 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
9701 just like we would the virtual incoming args register when
9702 integrating.
9704 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
9706 * rs6000.h (ASM_FILE_START): Specify complete filename, including
9707 path, in .file directive.
9709 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
9711 * gcc.texi (External Bugs): Remove obsolete note about Perl on
9712 SunOS.
9714 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
9716 * stdbool.h: Make the typedef name _Bool, with bool a #defined
9717 alias.
9719 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9721 * tree.c (tree_code_name): Constify a char*.
9723 * tree.h (tree_code_name, decl_printable_name): Likewise.
9725 * function.h (struct function): Likewise.
9727 * toplev.c (decl_name, decl_printable_name): Likewise.
9729 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
9731 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
9732 (init_objc): Remove function pointer cast.
9734 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
9736 * pa.md (interspace_jump): New pattern.
9737 (builtin_longjmp): New expander.
9739 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
9741 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
9742 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
9743 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
9745 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
9747 * jump.c (delete_prior_computation): Also check calls
9748 to constant functions. Don't bother checking for a
9749 REG_UNUSED note before adding it.
9750 (delete_computation): Handle multi-word hard registers
9751 when synthesizing missing REG_DEAD notes for a register
9752 which is both set and used by an insn.
9754 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9756 * loop.c (this_loop_info): New variable.
9757 (loop_has_call, loop_has_volatile, loop_has_tablejump,
9758 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
9759 All uses updated.
9760 (prescan_loop, strength_reduce): New argument loop_info. All callers
9761 updated.
9762 (scan_loop): New variable loop_info, initialise to address of
9763 this_loop_info.
9764 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
9765 Delete variable loop_has_multiple_exit targets and replace with
9766 field in this_loop_info.
9767 (find_and_verify_loops): Rename this_loop to this_loop_num.
9768 (strength_reduce): Delete loop_iteration_info. Replace variable
9769 loop_info with function argument of same name.
9770 (insert_bct): Rework test for loop being completely unrolled.
9772 * loop.h (struct loop_info): New fields num, loops_enclosed,
9773 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
9774 has_indirect_jump, and cont. Redefine use of unroll_number.
9775 (loop_unroll_number): Delete.
9777 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
9778 field of loop_info.
9779 (loop_iterations): Delete variable vtop and instead use
9780 loop_info->vtop computed in prescan_loop.
9782 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
9784 * fix-header.c (main): Do not pass a null pointer to strcmp.
9786 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
9788 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
9789 filenames.
9790 * configure: Rebuilt.
9792 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
9794 * jump.c (jump_optimize_1): Do not delete assignments to
9795 internal_arg_pointer.
9796 * cse.c (delete_trivially_dead_insns): Always consider a set of
9797 the internal_arg_pointer live.
9799 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
9801 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
9802 (update_life_info) [REG_WAS_0]: Search the original insns rather
9803 than the new insns for the note. Fix typos finding note_dest.
9804 If no dest found, discard the note rather than abort.
9805 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
9806 (replace_insns): Remove the old insn list after update_life_info
9807 not before.
9809 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
9811 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
9812 sched_analyze_insn.
9813 (sched_analyze_1): Let add_dependence care for not adding dups.
9814 (sched_analyze_2): Likewise.
9815 (add_branch_dependences): Likewise.
9817 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
9819 * i386/winnt.c (export_list): New type.
9820 (exports_head): Rename to
9821 (export_head): this.
9822 (i386_pe_record_exported_symbol): Add is_data flag.
9823 (i386_pe_asm_file_end): Emit directive for exported variables.
9824 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
9825 prototype.
9826 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
9827 (ASM_DECLARE_OBJECT_NAME): Likewise.
9828 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9829 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9831 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
9833 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
9835 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
9836 operand.
9838 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
9840 * config/openbsd.h: Define SET_ASM_OP.
9841 * tm.texi: cross-reference SET_ASM_OP in the index.
9843 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
9845 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
9846 for a CONST_DOUBLE, at compile time. Initialize rtx_length
9847 and class_narrowest_mode at compile time. Kill init_rtl.
9848 Mark rtx_length, mode_class, mode_size, mode_unit_size,
9849 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
9850 rtx_format as const. Kill all references to EXTRA_CC_MODES or
9851 EXTRA_CC_NAMES.
9852 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
9853 format.
9854 * rtl.h: Declare rtx_length and rtx_format as const.
9855 * machmode.def: Define CC(). Use CC() to define CCmode. If
9856 EXTRA_CC_MODES is defined, expand it here.
9857 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
9858 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
9859 const. Kill all references to EXTRA_CC_MODES.
9861 * toplev.c: Don't prototype or call init_rtl.
9862 * optabs.c: Don't call init_mov_optab.
9863 * genemit.c: Don't generate init_mov_optab. Don't call
9864 init_rtl.
9865 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
9866 here.
9867 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
9868 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
9869 genrecog.c: Don't call init_rtl.
9871 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
9872 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
9873 definition of EXTRA_CC_MODES.
9875 * md.texi: Kill ref to EXTRA_CC_NAMES.
9876 * tm.texi: Document new way to define EXTRA_CC_MODES.
9878 * genrecog.c: Do not look up the name of a define_split.
9879 (Unrelated bugfix.)
9881 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
9883 * config/v850/v850.md: Fix typo introduced by previous delta.
9885 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9887 * gcc.c (fatal): Make definition static to match prototype.
9889 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9891 * combine.c (get_last_value): Don't look for earlier sets if the last
9892 known set is somewhere in between the insns being combined.
9894 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
9896 * configure.in: Don't use shell ! to negate exit codes
9897 * configure: Regenerate
9899 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
9901 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
9902 the fact that ALIGN is measured in bits, not bytes.
9904 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
9906 * errors.c: New file; defines functions error, warning, and
9907 fatal, variables have_error and progname.
9908 * errors.h: New file; prototypes and decls for stuff in errors.c.
9910 * Makefile: Add rules to build errors.o and
9911 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
9912 genopinit, genrecog, genextract, genpeep, genattr, and
9913 genoutput with errors.o. Add errors.h to deps of genconfig.o,
9914 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
9915 genpeep.o, genattr.o, and genoutput.o.
9917 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
9918 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
9919 define or prototype fatal. Set progname at beginning of main.
9920 * genoutput.c: Likewise, and don't define or prototype error
9921 either.
9923 * c-typeck.c (c_expand_start_case): Return immediately if exp
9924 is an ERROR_MARK.
9925 * fold-const.c (operand_equal_p): Return immediately if arg1
9926 or arg0 are ERROR_MARKs.
9927 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
9928 fields of type ERROR_MARK when calculating if the record can
9929 go in a register.
9931 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
9932 with much help from Jeffrey A Law and Richard Henderson
9934 * i386.md: In the 6 insns which call output_fix_trunc,
9935 earlyclobber operands[0].
9937 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
9939 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
9940 creating new registers.
9942 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
9944 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
9945 i386_reg_alloc_order, i386_regparm_string,
9946 i386_align_loops_string, i386_align_jumps_string,
9947 i386_align_funcs_string, i386_preferred_stack_boundary_string,
9948 and i386_branch_cost_string as type "const char *".
9949 * i386.c: Define all above strings as type "const char *".
9951 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
9953 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
9954 when emitting alignment padding. Emit padding byte of 0 instead of 4.
9956 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
9958 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
9959 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
9961 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
9963 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
9964 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
9965 (dwarf2out_line, dwarf2out_finish): Likewise.
9966 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documentation.
9968 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
9970 * tree.c (lang_unsave_expr_now) : Correct return type.
9971 * tree.h (lang_unsave_expr_now) : Same.
9973 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
9975 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
9976 instead of duplicating code.
9978 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9980 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
9982 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
9984 * tree.h: fancy_abort always takes three args.
9985 * resource.c: Move include of system.h before toplev.h.
9987 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
9989 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
9990 as SYMBOL_REFs.
9992 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
9994 * system.h: Don't redefine abort or trim_filename.
9995 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
9996 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
9997 whether or not __FUNCTION__ is available.
9998 * tree.h: Duplicate rtl.h's definition of abort, for files
9999 that don't include rtl.h. Delete all code to perform type
10000 checking with a compiler other than GCC.
10001 * varray.h: Delete all code to perform type checking with a
10002 compiler other than GCC. Make VARRAY_CHECK() always evaluate
10003 its arguments exactly once, using a statement expression.
10004 Adjust the VARRAY_<type> accessor macros to match.
10005 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
10006 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
10007 caller's location. Define fatal_insn and fatal_insn_not_found
10008 as macros that use _fatal_insn and _fatal_insn_not_found.
10009 (fancy_abort, trim_filename): Kill prototypes.
10011 * rtl.c (trim_filename): Move here from toplev.c.
10012 (fancy_abort): New function.
10013 (DIR_SEPARATOR): Provide default definition.
10014 * tree.c (tree_check_failed, tree_class_check_failed): Go
10015 through fancy_abort.
10016 (tree_check, tree_class_check, cst_or_constructor_check,
10017 expr_check): Delete.
10018 * varray.c (varray_check_failed): New function.
10019 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
10020 _fatal_insn and _fatal_insn_not_found. Go through
10021 fancy_abort.
10022 (trim_filename, fancy_abort): Delete.
10024 * builtins.c (expand_builtin_args_info): Report ICE with abort.
10025 * except.c (start_catch_handler): Report ICE with error/abort
10026 combo.
10027 * final.c (output_operand_lossage): Likewise.
10028 * flow.c (verify_flow_info): Likewise.
10030 * gcc.c: Prototype fatal.
10031 * gengenrtl.c: Undef abort after including rtl.h not system.h.
10032 * genattr.c, genattrtab.c, genemit.c, genextract.c,
10033 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
10034 Don't define fancy_abort.
10036 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
10038 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
10039 canonization.
10041 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
10043 * m88k.h (VERSION_INFO2): Kill.
10044 (VERSION_STRING): Kill.
10045 (TM_RCS_ID): Kill.
10046 (VERSION_INFO1): Tidy.
10047 (TARGET_VERSION): Update.
10048 * m88k/dgux.h (VERSION_INFO2): Kill.
10049 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
10050 * m88k/luna.h (VERSION_INFO1): Tidy.
10051 * m88k/sysv4.h (VERSION_INFO1): Likewise.
10052 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
10053 (output_file_start): Adjust for death of VERSION_STRING.
10055 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
10057 * cpplib.c (detect_if_not_defined): New function.
10058 (do_if): Use it to detect potential once-only headers.
10060 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
10062 * c-common.c (combine_strings): Always set TREE_CONSTANT.
10064 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10066 * combine.c (nonzero_bits) : Allow single-ly set registers to be
10067 anywere in the function only if they are pseudos and set before
10068 being used (not live at the start of the function).
10069 (num_sign_bit_copies) : Same.
10070 (get_last_value_validate) : Same.
10071 (get_last_value) : Same.
10073 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
10075 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
10076 where N and M are constant and N is an integer multiple of M.
10078 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10080 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
10081 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
10082 sbitmap_union_of_preds): Add prototypes.
10083 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
10084 the intersection of successors with the new flow graph structures.
10085 (sbitmap_intersection_of_preds): New function to compute the
10086 intersection of predecessors with the new flow graph structures.
10087 (sbitmap_union_of_succs): New function to compute the union of
10088 successors with the new flow graph structures.
10089 (sbitmap_union_of_preds): New function to compute the union of
10090 predecessors with the new flow graph structures.
10091 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
10092 (expr_reaches_here_p): Use edge and basic_block structures instead
10093 of s_preds and s_succs.
10094 (compute_cprop_avinout): Use new sbitmap routines.
10095 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
10096 of s_preds and s_succs.
10097 * flow.c (compute_flow_dominators): Compute dominators using
10098 edges and basic blocks instead of s_preds and s_succs.
10100 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10102 * lists.c (unused_insn_list, unused_expr_list): New file for
10103 maintaining various types of lists. New statics for maintaining a
10104 cache of available INSN_LIST and EXPR_LIST nodes.
10105 (free_list): Static function for freeing a list of INSN/EXPR nodes.
10106 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
10107 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
10108 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
10109 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
10110 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
10111 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
10112 (free_INSN_LIST_node): Free an individual INSN_LIST node.
10113 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
10114 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
10115 (remove_dependence, free_pending_lists): Use new global routines.
10116 (flush_pending_lists, sched_analyze_insn): Use new global routines.
10117 (sched_analyze, compute_block_backward_dependences): Use new routines.
10118 (sched_analyze_1, sched_analyze_2): Use new routines.
10119 (schedule_insns): Use new global routines.
10120 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
10121 prototypes.
10122 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
10123 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
10124 prototypes.
10125 * toplev.c (rest_of_compilation): Initialize node cache.
10126 * Makefile.in (OBJS): Add lists.o to list of object files.
10127 (lists.o): Add dependencies.
10129 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
10131 * config/v850/v850.md: Fix compile time warning messages.
10132 * config/v850/v850.c: Fix compile time warning messages.
10133 * config/v850/v850.h: Fix compile time warning messages.
10135 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10137 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
10138 Remove unused prototype for `init_lengths'.
10140 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10142 * calls.c (emit_call_1): Mark parameter `stack_size' with
10143 ATTRIBUTE_UNUSED.
10144 (expand_call): Initialize variable `insn'.
10145 (emit_library_call): Likewise for variable `high_to_save'.
10146 (emit_library_call_value): Likewise.
10147 (store_one_arg): Likewise for variables `lower_bound' and
10148 `upper_bound'.
10150 * combine.c (try_combine): Likewise for variables `i2_code_number'
10151 and `other_code_number'.
10152 (find_split_point): Likewise for variables `pos', `unsignedp' and
10153 `inner'.
10154 (simplify_if_then_else): Likewise for variables `op' and `c1'.
10155 (simplify_and_const_int): Remove unused variable `width'.
10156 (merge_outer_ops): Likewise.
10158 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
10159 HOST_WIDE_INT' when comparing against one.
10160 (simplify_relational_operation): Likewise.
10161 (cse_insn): Initialize variables `src_eqv_volatile',
10162 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
10164 * final.c (init_final): Constify parameter `filename'.
10165 (final_start_function): Mark parameter `optimize' with
10166 ATTRIBUTE_UNUSED.
10167 (profile_function): Likewise for parameters `first' and `optimize'.
10168 (output_source_line): Likewise for parameter `file'.
10170 * integrate.c (subst_constants): Cast a value to `size_t' when
10171 comparing against one.
10172 (mark_stores): Initialize variable `mode'. Cast a value to
10173 `size_t' when comparing against one.
10175 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
10177 * loop.c (move_movables): Initialize variable `first'.
10178 (strength_reduce): Likewise for variable `increment'.
10179 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
10180 value to `size_t' when comparing against one.
10181 (load_mems): Initialize variable `end_label'.
10183 * output.h (init_final): Constify parameter.
10185 * reload.c (decompose): Initialize variable `base'.
10187 * reload1.c (reload): Likewise for variable `is_scalar'.
10188 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
10189 (choose_reload_regs): Initialize variable `mode'.
10190 (emit_reload_insns): Likewise for variable `store_insn'.
10191 (reload_cse_noop_set_p): Mark parameter `insn' with
10192 ATTRIBUTE_UNUSED.
10193 (reload_combine): Initialize variable `set'.
10195 * unroll.c (unroll_loop): Likewise for variable `local_label'.
10196 (copy_loop_body): Cast a value to `size_t' when comparing against
10197 one.
10199 * varasm.c (assemble_variable): Initialize variable `size_tree'.
10200 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
10201 (remove_from_pending_weak_list): Mark parameter `name' with
10202 ATTRIBUTE_UNUSED.
10204 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10206 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
10207 gcse dump file.
10209 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
10211 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
10212 (ASM_DECLARE_FUNCTION_NAME): Define.
10213 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
10214 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
10215 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
10216 not already defined.
10218 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10220 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
10221 of n_popped when call/call_value are not defined.
10223 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
10225 * tm.texi: GNU CC -> GCC conversion.
10226 (CC1_SPEC): Indicate it is used for all language front ends.
10228 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
10230 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
10231 NOTE_INSN_EH_REGION_END correctly.
10233 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10234 Jeff Law <law@cygnus.com>
10236 * loop.c (strength_reduce): Automatically unroll loops if the
10237 unrolled loop size is smaller than the rolled loop size.
10239 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
10240 and delete comment that code should be rewritten.
10242 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
10244 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
10245 as reachable.
10247 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
10249 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10251 * fixinc/mkfixinc.sh: Don't fix uwin headers.
10252 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
10253 (LINK_SPEC): Add -u _main when building executables.
10254 (ASM_DECLARE_FUNCTION): Update from Cygwin.
10255 (ASM_FILE_END): Use the default for ix86-pe.
10256 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
10258 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
10260 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
10261 and ASM_CLOSE_PAREN are empty strings.
10263 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
10264 Geoffrey Keating <geoffk@cygnus.com>
10266 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
10267 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
10268 (unprotoize.o): Ditto.
10269 (test-protoize-simple): Don't define STD_PROTO_DIR.
10270 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
10271 changes to make 'test-protoize-simple' pass.
10272 (STD_PROTO_DIR): Remove define.
10273 (STANDARD_EXEC_PREFIX): Supply default define.
10274 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
10275 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
10276 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
10277 (GET_ENV_PATH_LIST): New macro.
10278 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
10279 (do_processing): Initialize default_syscalls_dir using new
10280 macros. Use it to initialize syscalls_absolute_filename.
10282 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
10284 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
10285 B into a register before emit_conditional_move.
10287 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
10289 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
10290 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
10291 multiplicand out of (+ (* a b) (* c d)).
10293 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
10294 Richard Henderson <rth@cygnus.com>
10296 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
10297 (new_insn_dead_notes): Likewise.
10298 (update_n_sets): Likewise.
10299 (update_flow_info): Move to flow.c, renamed to update_life_info;
10300 extend to handle multiple source insns.
10301 * flow.c: Include resource.h
10302 (unlink_insn_chain): New.
10303 (split_hard_reg_notes): New.
10304 (maybe_add_dead_note): New.
10305 (maybe_add_dead_note_use): New.
10306 (find_insn_with_note): New.
10307 (new_insn_dead_notes): New.
10308 (update_n_sets): New.
10309 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
10310 (maybe_remove_dead_notes): New.
10311 (update_life_info): New.
10312 (prepend_reg_notes): New.
10313 (replace_insns): New.
10314 * output.h (update_life_info): Declare.
10315 * recog.c (split_block_insns): Use update_life_info.
10316 * resource.c (find_free_register): Use reg_alloc_order, don't use
10317 fixed regs, make sure the mode is supported, don't use new regs.
10318 (reg_dead_p): New.
10319 * rtl.h (replace_insns): Declare.
10321 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
10323 * expr.c (expand_expr): Cope with COND_EXPRs with one
10324 non-returning branch.
10326 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
10328 * expr.c (store_expr): Always pass down the target, even when not
10329 doing CSE.
10331 1999-08-24 Nick Clifton <nickc@cygnus.com>
10333 * configure.in: Define target_cpu_default for v850 targets.
10334 * configure: Regenerate
10336 * config/v850/v850.h (TARGET_CPU_generic): Define.
10337 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
10338 addresses are 4 byte aligned.
10340 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
10341 addresses.
10343 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10345 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
10346 (main): Add prototypes.
10348 * genattrtab.c (substitute_address, write_const_num_delay_slots,
10349 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
10350 (write_attr_get): Emit prototypes along with function definition.
10351 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
10352 (write_complex_function): Emit static prototype along with
10353 function definition.
10355 * genemit.c (gen_split): Emit prototypes along with function
10356 definition.
10358 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
10359 Likewise for predicates and `insn_operand_predicate'.
10360 (process_template): Emit static prototype along with function
10361 definition.
10363 * genrecog.c (make_insn_sequence): Constify a char*. Add
10364 prototypes for get_split_*().
10365 (write_subroutine): Emit prototypes along with function
10366 definition.
10368 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10370 * gcse.c (find_avail_set): Follow chains of register-register copies.
10371 Use oprs_not_set_p to guarantee that the returned value can be
10372 substituted.
10373 (cprop_insn): Don't verify the return value of find_avail_set with
10374 oprs_not_set_p.
10376 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
10377 (cprop_cc0_jump): New function.
10378 (cprop_insn): Break out new function cprop_jump and use it.
10379 Also use cprop_cc0_jump for machines with CC0.
10380 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
10382 * tree.h (current_function_calls_setjmp,
10383 current_function_calls_longjmp): Delete declarations.
10384 * dsp16xx.c: Include "function.h".
10385 * elxsi.c: Likewise.
10386 * gmicro.c: Likewise.
10387 * h8300.c: Likewise.
10388 * i370.c: Likewise.
10389 * m32r.c: Likewise.
10390 * mn10200.c: Likewise.
10391 * mn10300.c: Likewise.
10392 * ns32k.c: Likewise.
10393 * spur.c: Likewise.
10394 * v850.c: Likewise.
10396 * rtl.h (rtx_equal_function_value_matters): Declare.
10397 * toplev.c (rtx_equal_function_value_matters): Don't declare.
10398 * cse.c: Likewise.
10399 * function.c: Likewise.
10400 * emit-rtl.c: Likewise.
10402 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
10404 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
10405 call.
10407 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10409 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
10410 exactly.
10412 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
10414 * cpp.texi: Add a node documenting macro varargs (copied
10415 from extend.texi).
10417 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
10419 * cppspec.c: Put a null pointer at the end of the new argv.
10421 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
10423 * configure.in: Remove code to select/de-select the haifa
10424 scheduler. Every scheduled port gets haifa now.
10425 * configure: Rebuilt.
10426 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
10427 * sched.c Deleted.
10428 * Makefile.in: Corresponding changes.
10430 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10432 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
10433 All callers changed.
10434 (prepare_float_lib_cmp): Likewise.
10435 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
10436 * expr.h (emit_float_lib_cmp): Delete declaration.
10437 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
10438 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
10439 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
10440 specially.
10441 (cmptf): Now conditional on TARGET_HARD_QUAD.
10443 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
10445 * resource.c (mark_target_live_regs): Use
10446 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
10448 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10450 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
10452 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
10454 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
10456 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10458 * rtl.h (rtx_format): Constify a char*.
10460 * rtl.c (rtx_format): Likewise.
10461 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
10462 (init_rtl): Use accessor macro, not `rtx_format'.
10464 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
10465 char*.
10467 * caller-save.c (mark_referenced_regs): Likewise.
10469 * combine.c (subst, make_compound_operation, known_cond,
10470 gen_rtx_combine, update_table_tick, get_last_value_validate,
10471 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
10473 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
10474 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
10475 count_reg_usage): Likewise.
10477 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
10478 Likewise.
10480 * final.c (leaf_renumber_regs_insn): Likewise.
10482 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
10483 dump_edge_info, count_reg_references): Likewise.
10485 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
10486 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
10487 Likewise.
10489 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
10490 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
10491 add_label_notes): Likewise.
10493 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
10494 clear_struct_flag, count_sub_rtxs, count_alternatives,
10495 compares_alternatives_p, contained_in_p, walk_attr_value,
10496 write_expr_attr_cache): Likewise.
10498 * genconfig.c (walk_insn_part): Likewise.
10500 * genemit.c (max_operand_1, gen_exp): Likewise.
10502 * genextract.c (walk_rtx): Likewise.
10504 * genflags.c (num_operands): Likewise.
10506 * genoutput.c (scan_operands): Likewise.
10508 * genpeep.c (match_rtx): Likewise.
10510 * genrecog.c (add_to_sequence): Likewise.
10512 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
10513 Likewise.
10515 * integrate.c (save_constants, copy_for_inline,
10516 copy_rtx_and_substitute, subst_constants, restore_constants):
10517 Likewise.
10519 * jump.c (mark_jump_label, invert_exp, redirect_exp,
10520 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
10522 * local-alloc.c (contains_replace_regs, memref_referenced_p):
10523 Likewise.
10525 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
10526 add_label_notes, replace_call_address, count_nonfixed_reads,
10527 invariant_p, find_single_use_in_loop, find_mem_givs,
10528 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
10529 Likewise.
10531 * print-rtl.c (reg_names, print_rtx): Likewise.
10533 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
10535 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
10536 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
10537 print_blocks): Likewise.
10539 * regclass.c (fix_register, record_address_regs,
10540 reg_scan_mark_refs): Likewise.
10542 * regmove.c (stable_but_for_p): Likewise.
10544 * reload.c (loc_mentioned_in_p, operands_match_p,
10545 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
10546 copy_replacements, refers_to_regno_for_reload_p,
10547 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
10548 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
10549 Likewise.
10551 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
10552 delete_address_reloads_1, count_occurrences,
10553 reload_cse_mem_conflict_p, reload_combine_note_use,
10554 add_auto_inc_notes): Likewise.
10556 * resource.c (mark_referenced_resources, mark_set_resources):
10557 Likewise.
10559 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
10560 reg_mentioned_p, regs_set_between_p, modified_between_p,
10561 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
10562 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
10563 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
10564 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
10566 * sched.c (sched_analyze_2, attach_deaths): Likewise.
10568 * stupid.c (stupid_mark_refs): Likewise.
10570 * unroll.c (remap_split_bivs): Likewise.
10572 * varasm.c (mark_constants): Likewise.
10574 * a29k/a29k.c (uses_local_reg_p): Likewise.
10576 * alpha/alpha.c (summarize_insn): Likewise.
10578 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
10579 eliminate_lr2ip): Likewise.
10581 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
10583 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
10584 reg_mentioned_in_mem): Likewise.
10586 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
10587 symbolic_reference_mentioned_p): Likewise.
10589 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
10591 * sh/sh.c (regs_used, mark_use): Likewise.
10593 * vax/vax.c (vax_rtx_cost): Likewise.
10595 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10597 * machmode.h (mode_name): Constify a char*.
10599 * rtl.c (mode_name): Likewise.
10601 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
10603 * optabs.c (init_libfuncs): Constify a char*.
10605 * print-tree.c (mode_name): Remove redundant declaration.
10606 (print_node): Use accessor macro, not `mode_name'.
10608 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
10609 not `mode_name'.
10610 (new_spill_reg): Constify a char*.
10612 * tree.c (mode_name): Remove redundant declaration.
10614 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10616 * rtl.c (rtx_name): Constify a char*.
10618 * rtl.h (rtx_name, fix_sched_param): Likewise.
10620 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
10621 (mypr): Use accessor macro, not `rtx_name'.
10623 * genemit.c (print_code): Constify a char*.
10625 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
10627 * genpeep.c (print_code): Constify a char*.
10629 * genrecog.c (print_code): Likewise.
10631 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
10632 end_bb): Add static prototype.
10633 (draw_edge): Constify a char*.
10634 (end_bb): Remove unused parameter.
10636 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
10637 print_block_visualization): Constify a char*.
10639 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
10641 * c-common.c (c_get_alias_set): Update comment.
10643 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10645 * linux.h (LIB_SPEC): Added.
10647 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10649 * config/c4x/c4x.h (STARTFILE_SPEC): Don't def.
10651 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
10653 * tree.c (expr_check): Fix typo in last change.
10655 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
10657 * rtl.def (NOTE): Change format to "iuu0n".
10658 (ADDR_DIFF_VEC): Change format to "eEee0".
10659 (ADDRESSOF): Change format to "eit".
10661 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
10662 (RTVEC_ELT): Change to match.
10663 (XVECEXP): Use XVEC and RTVEC_ELT.
10664 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
10665 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
10666 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
10667 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
10668 TRAP_CONDITION, TRAP_CODE): Use XEXP.
10669 (INTVAL): Use XWINT.
10670 (ADDRESSOF_DECL): Use XTREE.
10671 (SET_ADDRESSOF_DECL): Delete.
10672 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
10673 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
10674 ifdefed out since 2.6 at least.
10675 (gen_rtvec_vv): Delete prototype.
10677 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
10678 not rtunion.
10679 (copy_most_rtx): Handle 't' format letter.
10680 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
10681 (gen_rtvec_vv): Delete function. All callers changed to use
10682 gen_rtvec_v instead.
10683 * print-rtl.c (print_rtx): Move special casing of NOTEs to
10684 the '0' format letter.
10686 * function.c (gen_mem_addressof): Don't use
10687 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
10688 instead.
10689 * integrate.c (copy_rtx_and_substitute): Likewise.
10690 Copy 't' slots with XTREE.
10691 (subst_constants): Treat 't' slots like '[swi]' slots.
10692 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
10693 * jump.c (rtx_equal_for_thread_p): Likewise.
10694 * rtlanal.c (rtx_equal_p): Likewise.
10695 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
10696 only four arguments.
10697 * gengenrtl.c (type_from_format): Provide correct types for
10698 'b' and 't' slots.
10701 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
10702 If a recent gcc is in use (always in stage2 and beyond), use
10703 statement expressions, so we don't make a function call unless
10704 the check fails. Evaluate arguments exactly once.
10705 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
10706 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
10707 Delete.
10708 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
10709 they evaluate their arguments exactly once, irrespective of
10710 the compiler in use.
10712 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
10713 is used by the currently-enabled check macros. This is:
10714 (tree_check_failed, tree_class_check_failed): For gcc.
10715 (tree_check, tree_class_check, cst_or_constructor_check,
10716 expr_check): For other compilers.
10718 * gencheck.c: Do not define any *_CHECK1 macros.
10720 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
10721 Mark Mitchell <mark@codesourcery.com>
10723 * c-common.c (c_get_alias_set): Fix support for pointers and
10724 references.
10726 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
10728 * alias.c: Include tree.h.
10729 (nonlocal_reference_p, mark_constant_function): New functions.
10730 * flow.c (life_analysis): Call mark_constant_function.
10731 * rtl.h (mark_constant_function): Declare it.
10733 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
10735 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
10736 unrecognisable switches.
10738 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10740 * loop.c (recombine_givs): Set ix field after sorting.
10741 (recombine_givs): Remove bogus index / giv lockstep looping.
10743 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10745 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
10746 on CODE.
10747 (emit_store_flag_force): Use do_compare_rtx_and_jump.
10748 (do_cmp_and_jump): Formatting fixes.
10749 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
10750 do_compare_rtx_and_jump instead of compare_from_rtx.
10751 (do_compare_rtx_and_jump): New function; mostly copied from
10752 compare_from_rtx.
10753 (do_jump_for_compare): Delete.
10754 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
10755 MIN_EXPR.
10756 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
10757 of compare/do_jump_for_compare pairs.
10758 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
10759 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
10760 compare_from_rtx/do_jump_for_compare pairs.
10761 (do_jump_by_parts_equality): Likewise.
10762 (do_jump_by_parts_equality_rtx): Likewise.
10763 * expr.h (do_compare_rtx_and_jump): Declare.
10764 * optabs.c (prepare_cmp_insn): New function, contains most of the code
10765 that used to be in emit_cmp_insn.
10766 (cmp_available_p): New function.
10767 (prepare_operand): New function.
10768 (emit_cmp_and_jump_insn_1): New function, contains some code that used
10769 to be in emit_cmp_insn.
10770 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
10771 parameters to be pointers; don't emit final compare but modify some of
10772 the values pointed to by the args so the caller can perform the
10773 correct comparison.
10774 (expand_binop): Call emit_store_flag_force with signed forms of
10775 comparison code.
10776 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
10777 emit_jump_insn pair.
10778 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
10779 emit_cmp_and_jump_insn_1. Call emit_queue.
10780 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
10781 arg.
10782 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
10783 jump sets cc0 before deleting it.
10784 * integrate.c (expand_inline_function): Likewise.
10785 * unroll.c (unroll_loop): Similar changes in several places.
10786 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
10787 before deleting it.
10789 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10791 * Makefile.in (insn-recog.o): Update dependencies.
10792 * genrecog.c (main): Make generated file include "function.h".
10794 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
10796 * cse.c (cse_insn): Call never_reached_warning when a jump is
10797 changed to be unconditional.
10798 * flags.h: Declare warn_notreached.
10799 * flow.c (delete_block): Call never_reached_warning when
10800 a block is deleted.
10801 * jump.c (delete_barrier_successors): Call never_reached_warning
10802 when we delete everything after a BARRIER.
10803 (never_reached_warning): New function.
10804 * rtl.h: Declare never_reached_warning.
10805 * toplev.c (warn_notreached): New variable.
10806 (lang_independent_options): Set warn_notreached
10807 when -Wunreachable-code.
10808 (compile_file): We need line numbers for -Wunreachable-code.
10810 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
10812 * haifa-sched.c (insn_unit): Fix typo on out of range test.
10813 * sched.c (insn_unit): Likewise.
10815 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
10817 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
10819 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10821 * flow.c (create_edge_list): Use xmalloc, not malloc.
10823 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
10825 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
10826 C-style comments. Do not lose the character before double slash.
10828 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10830 * basic-block.h (struct edge_list): Stucture to maintain a vector
10831 of edges.
10832 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
10833 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
10834 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
10835 New function prototypes.
10836 * flow.c (create_edge_list): Function to create an edge list.
10837 (free_edge_list): Discards memory used by an edge list.
10838 (print_edge_list): Debug output showing an edge list.
10839 (verify_edge_list): Internal consistency check for an edge list.
10840 (find_edge_index): Function to find an edge index for a pred and succ.
10842 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
10844 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
10845 hashtable.
10847 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
10849 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
10851 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10853 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10855 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
10857 * toplev.c (rest_of_compilation): Allow machine dependent
10858 reorganisation pass to place information into the RTL dump
10859 file if it so wishes.
10861 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
10863 * explow.c (hard_function_value): Use VOIDmode instead of
10864 MAX_MACHINE_MODE.
10865 * stmt.c (expand_return): Likewise.
10866 * stor-layout.c (get_best_mode): Likewise.
10868 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
10869 emit call instead of emit_insn call.
10871 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10873 * configure.in: Handle --disable/enable-win32-registry.
10874 * install.texi: Document --disable/enable-win32-registry.
10875 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
10876 (WIN32_REGISTRY_KEY): New macro.
10877 * prefix.c: Use to enable/disable win32-specific code.
10878 (lookup_key): Use versioned key.
10879 * configure: Regenerate.
10880 * config.in: Likewise.
10882 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
10884 * cpplib.c (read_line_number): New fn, split out of...
10885 (do_line): Here.
10887 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10889 tree.c (lang_unsave_expr_now) : New.
10890 (unsave_expr_now): Call lang_unsave_expr_now.
10891 tree.h (lang_unsave_expr_now) : New.
10893 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
10895 * toplev.c (flag_new_exceptions): On by default.
10897 1999-08-13 Michael Meissner <meissner@cygnus.com>
10899 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
10901 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10903 * dwarfout.c (fundamental_type_code): Return FT_boolean for
10904 INTEGER_TYPE with precision==1, it's __java_boolean.
10906 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10908 * global.c (prune_preferences): Move some invariants out of the
10909 inner loop.
10911 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
10913 * configure.in (alpha*-dec-osf*): Add osf5.
10915 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
10917 * configure.in: Rework handling of ARM GNU/Linux slightly.
10918 (arm*-*-linux-gnuoldld): New target.
10919 * configure: Regenerate.
10920 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
10921 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
10922 * config/arm/linux-oldld.h: New file.
10923 * config/arm/linux-elf26.h: Don't include linux-elf.h.
10924 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
10925 Don't define.
10926 * config/arm/linux-elf.h (ASM_SPEC): Define.
10927 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
10928 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
10929 for 26-bit APCS and old linker.
10930 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
10931 `arm_elf'.
10932 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
10933 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
10934 don't define `arm' or `arm_elf'.
10935 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
10936 MULTILIB_DIRNAMES): Define. Fix typo in comment.
10938 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
10940 * rtl.texi: Fix typo.
10942 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
10944 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
10946 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
10948 * extend.texi (C++ Signatures): Remove node.
10949 * invoke.texi: Remove discussion of -fhandle-signatures,
10950 signature, sigof, __signature__, and __sigof__.
10952 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
10954 * Makefile.in (JAVAGC): Removed.
10956 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
10958 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10960 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
10962 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10964 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
10966 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
10967 a register that is already known to be a pointer.
10969 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
10971 * fixinc/inclhack.tpl: Only install assert.h conditionally.
10972 * fixinc/inclhack.sh: Regenerated.
10973 * fixinc/fixincl.sh: Regenerated.
10975 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
10977 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
10978 Fix documentation of -ansi flag to describe its C++ behavior.
10979 Remove bogus reference to GCC 2.9.
10981 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
10983 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
10984 note if it is non-NULL.
10986 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10988 * except.h (eh_nesting_info): Add new structure definition.
10989 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
10990 (reachable_handlers, update_rethrow_references): Add function
10991 prototypes.
10992 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
10993 a rethrow symbol instead of an integer exception region number.
10994 * flow.c (Make_edges): Use new exception nesting routines to determine
10995 which handlers are reachable from a CALL or asynchronous insn.
10996 Don't add an edge for calls with a REG_EH_REGION of -1 to non-local
10997 goto receivers.
10998 (delete_eh_regions): Update rethrow labels, and don't delete
10999 regions which are the target of a rethrow.
11000 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
11001 avoid overloading the SYMBOL_REF_USED flag.
11002 (rethrow_symbol_map): Use new rethrow_ref field.
11003 (rethrow_used): Use new rethrow_ref field.
11004 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
11005 of an integer. Fix formatting.
11006 (output_exception_table_entry): Use new rethrow_ref field.
11007 (can_throw): Check for EH_REGION_NOTE before deciding
11008 whether a CALL can throw or not.
11009 (scan_region): Call rethrow_used() instead of accessing data structure.
11010 (update_rethrow_references): New function to make sure only regions
11011 which are still targets of a rethrow are flagged as such.
11012 (process_nestinfo): New static function to initialize a handler
11013 list for a specific region.
11014 (init_eh_nesting_info): New function to allocate and initialize
11015 the list of all EH handlers reachable from all regions.
11016 (reachable_handlers): New function to retrieve the list of handlers
11017 reachable from a specific region and insn.
11018 (free_eh_nesting_info): New function to dispose of a list of
11019 reachable handlers.
11021 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11023 * flow.c (split_edge): Set JUMP_LABEL field.
11024 (commit_one_edge_insertion): Set head correctly for insert_before.
11025 When inserting insns, update insn block numbers if allocated.
11027 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11029 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
11030 retry_incomplete_types): Add static prototype.
11031 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
11032 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
11033 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
11034 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
11035 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
11036 Constify a char*.
11038 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
11039 dwarf2out_start_source_file, dwarf2out_line): Likewise.
11041 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11043 * output.h (assemble_name): Constify a char*.
11045 * varasm.c (UNIQUE_SECTION, assemble_start_function,
11046 assemble_variable, assemble_name): Likewise.
11048 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
11050 * arm/pe.c (arm_pe_unique_section): Likewise.
11052 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
11054 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
11056 * i386/interix.c (i386_pe_unique_section): Likewise.
11058 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
11060 * i386/winnt.c (i386_pe_unique_section): Likewise.
11062 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
11064 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
11066 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
11068 * pa/pa.c (output_call): Likewise.
11070 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
11072 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
11074 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
11075 Likewise.
11077 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
11078 Likewise.
11080 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
11082 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
11083 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
11085 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
11087 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11089 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
11091 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11093 * tree.h (lang_identify): Constify a char*.
11094 (print_error_function): Add extern prototype. Constify a char*.
11096 * c-lang.c (lang_identify): Constify a char*.
11098 * objc/objc-act.c (lang_identify): Constify a char*.
11100 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11102 * genpeep.c (main): Make generated file include "function.h".
11103 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
11105 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11107 * Makefile.in: Update dependencies.
11108 * alias.c: Include "function.h"
11109 * c-decl.c: Likewise.
11110 * caller-save.c: Likewise.
11111 * calls.c: Likewise.
11112 * combine.c: Likewise.
11113 * cse.c: Likewise.
11114 * explow.c: Likewise.
11115 * final.c: Likewise.
11116 * global.c: Likewise.
11117 * graph.c: Likewise.
11118 * local-alloc.c: Likewise.
11119 * loop.c: Likewise.
11120 * optabs.c: Likewise.
11121 * profile.c: Likewise.
11122 * recog.c: Likewise.
11123 * regclass.c: Likewise.
11124 * regmove.c: Likewise.
11125 * reload.c: Likewise.
11126 * reorg.c: Likewise.
11127 * resource.c: Likewise.
11128 * sched.c: Likewise.
11129 * stupid.c: Likewise.
11130 * config/1750a/1750a.c: Likewise.
11131 * config/a29k/a29k.c: Likewise.
11132 * config/arc/arc.c: Likewise.
11133 * config/arm/arm.c: Likewise.
11134 * config/arm/thumb.c: Likewise.
11135 * config/c4x/c4x.c: Likewise.
11136 * config/clipper/clipper.c: Likewise.
11137 * config/convex/convex.c: Likewise.
11138 * config/fx80/fx80.c: Likewise.
11139 * config/i860/i860.c: Likewise.
11140 * config/m68k/m68k.c: Likewise.
11141 * config/m88k/m88k.c: Likewise.
11142 * config/mips/mips.c: Likewise.
11143 * config/pdp11/pdp11.c: Likewise.
11144 * config/pyr/pyr.c: Likewise.
11145 * config/romp/romp.c: Likewise.
11146 * config/sh/sh.c: Likewise.
11147 * config/tahoe/tahoe.c: Likewise.
11148 * config/vax/vax.c: Likewise.
11149 * config/we32k/we32k.c: Likewise.
11150 * config/sparc/sparc.c: Include "function.h".
11151 (mem_min_alignment): Test current_function rather than
11152 regno_pointer_align.
11153 * config/pa/pa.c: Likewise.
11154 (compute_frame_size): Delete declaration of
11155 current_function_outgoing_args_size.
11156 * config/arc/arc.h (current_function_varargs): Delete declaration.
11157 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
11158 declaration.
11159 * config/i370/i370.h (current_function_outgoing_args_size): Delete
11160 declaration.
11161 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
11162 current_function_uses_pic_offset_table.
11163 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
11164 of current_function_returns_pointer.
11165 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11166 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11167 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11168 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11169 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11170 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11171 * config/m88k/m88k.c: Include "function.h"
11172 (call_used_regs, current_function_pretend_args_size,
11173 current_function_outgoing_args_size, frame_pointer_needed): Delete
11174 declarations.
11175 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
11176 declaration.
11177 * config/mips/mips.h (current_function_calls_alloca): Delete
11178 declaration.
11179 * config/mn10200/mn10200.h (current_function_needs_context,
11180 rtx_equal_function_value_matters): Delete declarations.
11181 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
11182 flag_pic): Delete declarations.
11183 * config/pa/pa.h (current_function_pretend_args_size,
11184 current_function_decl): Delete declarations.
11185 * config/pa/som.h (current_function_varargs): Delete declaration.
11186 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
11187 declaration.
11188 * config/pyr/pyr.h (current_function_pretend_args_size,
11189 current_function_args_size, current_function_calls_alloca): Delete
11190 declarations.
11191 * config/sh/sh.h (current_function_varargs): Delete declaration.
11192 * config/sparc/sparc.h (current_function_outgoing_args_size,
11193 current_function_calls_alloca, current_function_decl): Delete
11194 declarations.
11195 * config/spur/spur.h (current_function_pretend_args_size,
11196 current_function_calls_alloca): Delete declarations.
11197 * config/v850/v850.c (current_function_outgoing_args_size): Delete
11198 declaration.
11199 * config/vax/vms.h (current_function_name): Delete declaration.
11200 * gcse.c: Include "function.h".
11201 (current_function_name, current_function_calls_setjmp): Delete
11202 declarations.
11203 * haifa-sched.c: Include "function.h".
11204 (forced_labels): Delete declaration.
11205 * jump.c: Likewise.
11206 * reg-stack.c: Likewise.
11207 * reload1.c: Likewise.
11208 * genemit.c (main): Make generated file include function.h.
11209 * genoutput.c (output_prologue): Likewise.
11211 * builtins.c (saveregs_value, apply_args_value): Delete variables.
11212 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
11213 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
11214 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
11215 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
11216 macros for some of them.
11217 (emit_filename, emit_lineno): Delete declarations.
11218 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
11219 regno_pointer_* variables through current_function.
11220 (gen_inline_header_rtx): Delete function.
11221 (save_emit_status): Delete function.
11222 (set_new_last_label_num): New function.
11223 (clear_emit_caches): New function.
11224 (restore_emit_status): Just clear last_labelnum and call
11225 clear_emit_caches.
11226 (get_last_insn_anywhere): Variable sequence_stack is now accessed
11227 through macro seq_stack.
11228 (add_insn_after): Likewise.
11229 (add_insn_before): Likewise.
11230 (remove_insn): Likewise.
11231 (pop_topmost_sequence): Likewise.
11232 (in_sequence_p): Likewise.
11233 (start_sequence_for_rtl_expr): Likewise.
11234 (start_sequence): Likewise, and likewise for
11235 sequence_rtl_expr/seq_rtl_expr.
11236 (push_topmost_sequence): Likewise.
11237 (end_sequence): Likewise.
11238 (init_virtual_regs): Now takes a "struct emit_status *" argument.
11239 All callers changed. Store into that pointer instead of globals.
11240 (init_emit): Allocate emit elt of current_function.
11241 Changes for sequence_rtl_expr/sequence_stack renaming.
11242 Call clear_emit_caches instead of doing it in-line.
11243 Access regno_pointer_* variables through current_function.
11244 (init_emit_once) Don't clear sequence_stack.
11246 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
11247 Delete variables.
11248 (arg_pointer_save_area): Delete declaration.
11249 (finish_expr_for_function): Renamed from init_queue; no longer static.
11250 (init_expr): Don't call init_queue.
11251 (save_expr_status, restore_expr_status): Delete functions.
11252 (expand_expr): Changes to reflect new layout of struct function.
11253 Don't access current_function_check_memory_usage when current_function
11254 is 0.
11255 * expr.h (forced_labels, save_expr_regs, saveregs_value,
11256 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
11257 current_function_outgoing_args_size, current_function_arg_offset_rtx,
11258 current_function_uses_const_pool, function_call_count,
11259 current_function_uses_pic_offset_table, nonlocal_labels,
11260 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
11261 current_function_check_memory_usage, nonlocal_goto_handler_slots,
11262 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
11263 declarations.
11264 (finish_expr_for_function): Declare.
11265 * flags.h (current_function_has_nonlocal_label,
11266 current_function_has_nonlocal_goto, current_function_is_thunk,
11267 current_function_has_computed_jump): Delete declarations.
11268 * flow.c (forced_labels): Delete declaration.
11269 * function.c (current_function_pops_args,
11270 current_function_returns_struct, current_function_returns_pcc_struct,
11271 current_function_needs_context, current_function_calls_setjmp,
11272 current_function_calls_longjmp, current_function_has_nonlocal_label,
11273 current_function_has_nonlocal_goto, current_function_is_thunk,
11274 current_function_has_computed_jump, current_function_calls_alloca,
11275 current_function_contains_functions, current_function_returns_pointer,
11276 current_function_epilogue_delay_list, current_function_args_size,
11277 current_function_pretend_args_size, current_function_arg_offset_rtx,
11278 current_function_outgoing_args_size, current_function_varargs,
11279 current_function_stdarg, current_function_args_info, cleanup_label,
11280 current_function_name, current_function_uses_const_pool,
11281 current_function_instrument_entry_exit, current_function_return_rtx,
11282 current_function_uses_pic_offset_table, nonlocal_labels,
11283 current_function_internal_arg_pointer, current_function_cannot_inline,
11284 current_function_check_memory_usage, function_call_count,
11285 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
11286 nonlocal_goto_stack_level, return_label, save_expr_regs,
11287 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
11288 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
11289 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
11290 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
11291 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
11292 Delete variables.
11293 (push_function_context_to): Don't save them. Don't call
11294 save_storage_status, save_emit_status or save_expr_status.
11295 (pop_function_context_from): Don't restore them. Don't call
11296 restore_storage_status or restore_expr_status.
11297 (get_func_frame_size): New function.
11298 (get_frame_size): Use it.
11299 (assign_outer_stack_local): Reflect some member name changes in struct
11300 function.
11301 (put_reg_into_stack): Likewise.
11302 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
11303 seq_rtl_expr.
11304 (fixup_var_refs): Likewise.
11305 (fix_lexical_addr): Likewise.
11306 (trampoline_address): Likewise.
11307 (prepare_function_start): Clear field inlinable of current_function.
11308 (init_function_for_compilation): New function.
11309 (expand_dummy_function_end): New function.
11310 (expand_function_end): Call finish_expr_for_function.
11311 * function.h (struct emit_status): New; fields moved here from struct
11312 function and from global variables. Add accessor macros for some of
11313 the fields.
11314 (struct expr_status): Likewise.
11315 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
11316 (struct function): Add fields expr and emit, inlinable, inl_emit,
11317 original_arg_vector, original_decl_initial, inl_last_parm_insn,
11318 inl_max_label_num. Add many comments.
11319 Add accessor macros for all elts of struct function that no longer
11320 have a global variable.
11321 (cleanup_label, return_label, frame_offset, tail_recursion_label,
11322 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
11323 stack_slot_list): Delete declarations.
11324 (get_func_frame_size): Declare.
11325 (save_expr_status, restore_expr_status, save_emit_status,
11326 save_storage_status, restore_storage_status): Delete declarations.
11327 (init_virtual_regs): Declare.
11328 * output.h (current_function_pops_args,
11329 current_function_returns_struct, current_function_returns_pcc_struct,
11330 current_function_needs_context, current_function_calls_setjmp,
11331 current_function_calls_longjmp, current_function_calls_alloca,
11332 current_function_has_nonlocal_label, current_function_varargs,
11333 current_function_has_computed_jump, current_function_returns_pointer,
11334 current_function_contains_functions, current_function_args_size,
11335 current_function_pretend_args_size, current_function_stdarg,
11336 current_function_outgoing_args_size, current_function_args_info,
11337 current_function_name, current_function_return_rtx,
11338 current_function_epilogue_delay_list,
11339 current_function_uses_const_pool, current_function_cannot_inline):
11340 Delete declarations.
11341 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
11342 regno_reg_rtx): Delete declaration.
11343 (REGNO_POINTER_FLAG): Delete macro.
11344 * stmt.c (expand_goto): Changes to reflect that some fields in struct
11345 function were renamed.
11346 * stor-layout.c (save_storage_status, restore_storage_status): Delete
11347 functions.
11348 * toplev.c: Include "function.h".
11349 (current_function_decl): Delete declaration.
11350 (compile_file): Call init_dummy_function_start and
11351 expand_dummy_function_end around some initializations that need to
11352 emit rtl.
11353 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
11354 Call init_function_for_compilation.
11355 * unroll.c: Include "function.h"
11356 (unroll_loop): Access regno_pointer_* variables through
11357 current_function.
11359 * tree.h (struct tree_decl): Add elt f to saved_insns member.
11360 (DECL_SAVED_INSNS): use it.
11361 (expand_dummy_function_end): Declare.
11362 (init_function_for_compilation): Declare.
11363 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
11364 that it's no longer an INLINE_HEADER.
11365 (expand_call): Likewise.
11366 * integrate.c (finish_inline): Delete function.
11367 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
11368 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
11369 args. Don't generate an INLINE_HEADER rtx, just return the arg
11370 vector. All callers changed.
11371 (save_for_inline_copying): Create a duplicate struct emit_status to
11372 hold the emit state for compiling the current function. Use this and
11373 the other new fields in struct function that are for integration
11374 instead of an INLINE_HEADER.
11375 Use memcpy instead of bcopy.
11376 Store the current struct function in DECL_SAVED_INSNS of fndecl.
11377 (save_for_inline_nocopy): Similar changes, except no new emit_status
11378 is needed here.
11379 (expand_inline_function): Get information from function structure,
11380 not from an inline header rtx.
11381 (output_inline_function): Lose code to extract the necessary
11382 information from an inline header; simply put back the function
11383 structure into current_function. Clear its inlinable elt.
11384 * rtl.def (INLINE_HEADER): Delete.
11385 * rtl.h: Delete all accessors for an INLINE_HEADER.
11386 (gen_inline_header_rtx): Delete declaration.
11387 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
11388 Delete declarations.
11389 (REGNO_POINTER_ALIGN): Delete.
11390 (clear_emit_caches): Declare.
11391 (set_new_last_label_num): Declare.
11393 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
11395 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
11397 * except.c (expand_eh_region_start_for_decl): Always start a new block.
11398 * stmt.c (is_eh_region): Make sure current_function is present, too.
11400 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
11402 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
11403 for 64bit PA targets.
11405 * pa.h (SELECT_SECTION): Define.
11406 * som.h (SELECT_SECTION): Delete.
11408 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11410 * alias.c (init_alias_analysis): Wrap call to
11411 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
11413 1999-08-07 Bruce Korb <autogen@linuxbox.com>
11415 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
11416 <sys/asm.h> contains an asm comment with an apostrophe
11417 * fixinc/inclhack.sh: regen
11418 * fixinc/fixincl.x: regen
11420 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
11422 * function.c (init_function_start): Clear prologue & epilogue.
11423 (prologue_epilogue_contains): New function.
11424 * alias.c (init_alias_analysis): Use it.
11425 * rtl.h (prologue_epilogue_contains): Declare it.
11427 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
11429 * jump.c (onlyjump_p): New function.
11430 * rtl.h: Declare it.
11431 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
11432 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
11434 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
11436 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
11437 to invert loops. Simplify block scanning.
11439 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11441 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
11442 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
11444 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
11446 * config/sparc/liteelf.h: New file to support sparclite-elf target
11447 * config/sparc/t-sp86x: New file to support sparc86x targets
11448 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
11449 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
11450 * configure.in: Support above target triplets
11451 * configure: Regenerated
11453 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
11455 * fixinc/server.c (server_setup): Do not prefix function used as
11456 parameter with `&'.
11458 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
11460 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
11461 Remove fp reg alternatives.
11463 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
11465 * Makefiin (TAROUTOPTS): Kill.
11466 (install-headers-tar): Use "xpf" for tar headerfile extraction
11467 * i370/x-oe (TAROUTOPTS): Delete.
11468 * m68k/x-apollo68 (TAROUTOPTS): Delete.
11469 * m68k/x-hp320 (TAROUTOPTS): Delete.
11470 * m68k/x-hp320g (TAROUTOPTS): Delete.
11471 * gcc.texi: Update bug reporting text.
11473 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11475 * reg-stack.c (change_stack) Fixed problem with negative array index.
11477 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
11479 * extend.texi, install.texi: Fix spelling mistakes.
11481 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
11482 (s-attrtab); No longer try to use pre-made insn-attrtab file.
11483 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
11484 PREMADE_ATTRTAB_MD.
11485 * mips/t-ecoff: Likewise.
11486 * mips/t-elf: Likewise.
11487 * mips/t-mips: Likewise.
11488 * mips/t-osfrose: Likewise.
11489 * mips/t-r3900: Likewise.
11490 * mips/t-svr3: Likewise.
11491 * mips/t-svr4: Likewise.
11492 * mips/t-ultrix: Likewise.
11494 * gcc.texi: Document recommend means to provide software floating
11495 point libraries in libgcc.a
11497 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
11499 * c-lex.c (yylex): We can have a number with no digits.
11501 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
11503 * jump.c (delete_prior_computation): New function, broken
11504 out of delete_computation. Check for side effects with
11505 side_effects_p instead of FIND_REG_INC_NOTE. Handle
11506 multi-word hard registers.
11507 (delete_computation): Use it. Check for side effects with
11508 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
11509 missing REG_DEAD note for a register which is both set and
11510 used by an insn.
11512 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
11514 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
11515 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
11516 (ASM_FILE_START): Import _mcount with the right type.
11517 (ASM_DECLARE_FUNCTION_NAME): Define.
11518 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11519 * pa.c (output_function_prologue): Always emit the function's label
11520 here.
11521 * pa.h (TEXT_SPACE_P): Define.
11522 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11523 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
11524 * som.h (TEXT_SPACE_P): Delete.
11525 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11526 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
11528 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
11530 * expr.c (emit_group_load): Allow src to be a CONCAT.
11532 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11534 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
11535 (___mulsi3): Use '!' comment character.
11537 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11539 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
11541 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
11543 * gcc.c: Update URLs and mail addresses.
11544 * gcc.texi: Likewise.
11546 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
11548 * rs6000.c (current_file_function_operand): Return zero for
11549 weak functions.
11550 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
11551 weak symbols.
11552 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
11553 for weak symbols.
11555 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
11557 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
11558 allocate space in the stack frame for the PIC register.
11560 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
11562 * m68k.md (xordi3, anddi3): These patterns are not available on
11563 the coldfire.
11565 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
11567 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
11568 (PUT_REAL): Likewise.
11570 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11572 * final.c (shorten_branches): Don't add an alignment for loops
11573 that have no label inside.
11575 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11577 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
11578 prototypes in macro HAVE_cmpstrsi.
11580 * cpplib.c (cpp_get_token): Remove unused label `op3'.
11582 * emit-rtl.c (operand_subword): Remove unused variable
11583 `bits_per_word'.
11585 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
11587 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
11589 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
11591 * cpphash.c (macroexpand): Delete leading whitespace when arg
11592 is concatenated before.
11593 (unsafe_chars): Correct test for whether + and - can extend a
11594 token.
11596 * cppinit.c (cpp_start_read): Do dependencies for
11597 -include/-imacros files also.
11599 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
11600 tokenizing non-directive lines.
11601 (cpp_expand_to_buffer): Temporarily disable no-output mode.
11602 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
11603 the input file.
11605 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11607 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
11609 * c-lex.c: Sync with C++ frontend.
11610 (linemode): New variable.
11611 (parse_float): imag, conversion_errno, and type are output only.
11612 (yylex): Adjust. Move initial '.' case into main switch.
11613 Use linemode.
11614 (handle_generic_pragma): Just deal with tokens.
11615 (readescape): Use ISXDIGIT and ISGRAPH.
11616 * c-parse.in: Add END_OF_LINE token.
11618 * c-lex.c (lang_init): Generalize.
11619 (nextchar): Remove. Replace uses with UNGETC.
11620 (skip_white_space): Handle linemode here. Optimize for cpplib.
11621 (skip_white_space_on_line): Remove.
11622 (extend_token_buffer_to): New fn.
11623 (extend_token_buffer): Use it.
11624 (read_line_number, check_newline): Just deal with tokens.
11625 (token_getch, token_put_back): New fns.
11626 (yylex): Use them. More cpplib optimizations. Simplify.
11628 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11629 Jason Merrill <jason@yorick.cygnus.com>
11631 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
11632 (consume_string): Make this smart about USE_CPPLIB.
11633 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
11634 (yylex): Rewrite to be intelligent about USE_CPPLIB.
11635 Also, clean up cases where we redundantly set token_buffer[0].
11636 (read_line_number): New fn.
11637 (ignore_escape_flag): New variable.
11639 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
11641 * a29k/t-a29kbare: Fix some comments.
11642 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
11643 (FPBIT, DPBIT): Define.
11644 * a29k/t-vx29k: Likewise.
11645 * arc/t-arc: Likewise.
11646 * arm/t-arm-elf: Likewise.
11647 * arm/t-bare: Likewise.
11648 * arm/t-pe: Likewise.
11649 * arm/t-pe-thumb: Likewise.
11650 * arm/t-semi: Likewise.
11651 * arm/t-thumb: Likewise.
11652 * arm/t-thumb-elf: Likewise.
11653 * arm/t-thumb-linux: Likewise.
11654 * h8300/t-h8300: Likewise.
11655 * i960/t-i960: Likewise.
11656 * i960/t-vxworks960: Likewise.
11657 * m32r/t-m32r: Likewise.
11658 * mips/t-ecoff: Likewise.
11659 * mips/t-elf: Likewise.
11660 * mips/t-r3900: Likewise.
11661 * pa/t-pro: Likewise.
11662 * rs6000/t-aix43: Likewise.
11663 * rs6000/t-beos: Likewise.
11664 * rs6000/t-newas: Likewise.
11665 * rs6000/t-ppccomm: Likewise.
11666 * rs6000/t-rs6000: Likewise.
11667 * rs6000/t-winnt: Likewise.
11668 * rs6000/t-xnewas: Likewise.
11669 * rs6000/t-xrs6000: Likewise.
11670 * sh/t-sh: Likewise.
11671 * sparc/t-elf: Likewise.
11672 * sparc/t-sparcbare: Likewise.
11673 * sparc/t-sparclite: Likewise.
11674 * sparc/t-splet: Likewise.
11675 * v850/t-v850: Likewise.
11676 * mn10200/t-mn10200: Fix comments.
11677 * mn10300/t-mn10300: Likewise.
11679 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
11680 dummy operand. Allocate a new pseudo for the dummy operand.
11681 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
11683 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
11685 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
11687 * configure: Rebuilt.
11688 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
11690 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
11692 * recog.c (preproces_constraints): Zero recog_op_alt before
11693 processing the constraints.
11695 * arm.c (typedef minipool_node): Renamed from pool_node.
11696 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
11697 (add_minipool_constant): New function.
11698 (dump_minipool): New function.
11699 (find_barrier): Remove special case for getting the insn size of
11700 an insn that references the constant pool.
11701 (minipool_fixup): New structure.
11702 (push_minipool_barrier): New function.
11703 (push_minipool_fix): New function.
11704 (note_invalid_constants): New function.
11705 (add_pool_constant, dump_table, fixit, broken_move): Delete.
11706 (arm_reorg): Rewrite code to fix up the constant pool into a
11707 series of mini-pools embedded in the insn stream.
11708 (arm_output_epilogue): New function, made mainly from the body
11709 of output_func_epilogue.
11710 (output_func_epilogue): Move insn generation part of epilogue code
11711 to arm_output_epilogue.
11712 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
11713 * arm.md (pool_range): New attribute.
11714 (zero_extendqidi2): Add attribute pool_range.
11715 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
11716 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
11717 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
11718 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
11719 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
11720 (epilogue): New expand.
11721 (epilogue_insn): New insn. Call arm_output_epilogue.
11723 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
11724 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
11726 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11728 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11730 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
11732 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
11734 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
11736 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
11738 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
11740 * global.c: Fix comment.
11742 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
11744 * gcc.c (access_check): New static function.
11745 (find_a_file): Use it when searching a directory list.
11746 * collect2.c (find_a_file): Don't accept directories found when
11747 searching a directory list.
11749 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
11751 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
11752 function parameters with `&'.
11753 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
11755 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
11757 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
11758 or tidy_fallthru_edge if the last insn in the block is not
11759 an unconditional jump or a simple conditional jump.
11761 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11763 * Makefile.in (c-decl.o): Depends on defaults.h.
11765 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
11767 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
11768 PA1.1 and above.
11769 (CLASS_MAX_NREGS): Likewise.
11771 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
11773 * cse.c (cse_insn): Fix dumb thinko in last change.
11775 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11777 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
11778 "const char *".
11780 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
11782 * dwarf2out.c (add_location_or_const_value_attribute): Correct
11783 test for sizes of passed and declared parameter types.
11785 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11787 * fixincludes: Fix the return type of bsearch, char* -> void*.
11789 * fixinc/inclhack.def: Likewise.
11791 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
11793 * invoke.texi (-fdump-translation-unit): New option.
11795 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
11797 * expr.h (PROMOTE_PROTOTYPES): Move ...
11798 * defaults.h: ... to here.
11799 * c-decl.c: Include defaults.h instead of expr.h.
11800 * c-typeck.c: Include defaults.h.
11802 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
11804 * toplev.h (errorcount): Declare.
11805 (warningcount): Likewise.
11806 (sorrycount): Likewise.
11807 * c-lex.c (errorcount): Don't declare.
11808 * dwarf2out.c (errorcount): Don't declare.
11810 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
11812 * config/libgloss.h: Add a note discouraging use with ELF.
11813 * configure.in: Don't use libgloss.h for ELF targets.
11814 Always use_collect2 on a.out targets.
11816 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
11818 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
11819 (force_to_mode, case ASHIFTRT): Add shiftrt label.
11821 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11823 * loop.c (strength_reduce): When doing biv->giv conversion, update
11824 reg note of NEXT->insn.
11826 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11828 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
11830 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11832 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
11833 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
11834 Ensure expr.h is included.
11835 * c-typecheck.c (convert_arguments): Ditto.
11837 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
11839 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
11840 * config/convex/convex.h: Ditto.
11841 * config/dsp16xx/dsp16xx.h: Ditto.
11842 * config/fx80/fx80.h: Ditto.
11843 * config/gmicro/gmicro.h: Ditto.
11844 * config/i370/i370.h: Ditto.
11845 * config/i386/i386.h: Ditto.
11846 * config/m32r/m32r.h: Ditto.
11847 * config/m68k/m68k.h: Ditto.
11848 * config/m88k/m88k.h: Ditto.
11849 * config/mips/mips.h: Ditto.
11850 * config/pa/pa.h: Ditto.
11851 * config/pyr/pyr.h: Ditto.
11852 * config/tahoe/tahoe.h: Ditto.
11853 * config/we32k/we32k.h: Ditto.
11855 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
11856 based on arch size.
11858 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
11860 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
11861 from comment.
11863 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
11865 1999-08-02 Richard Henderson <rth@cygnus.com>
11867 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
11868 for the register spill block.
11869 (m32r_va_arg): New.
11870 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
11871 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
11873 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
11874 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
11875 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
11877 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11879 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
11880 MAX_WCHAR_TYPE defined in sparc.h.
11881 * config/sparc/linuxaout.h: Likewise.
11882 * config/sparc/linux64.h: Likewise.
11883 Also default to -mvis if CPU is UltraSPARC.
11885 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11887 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
11888 (RTX_OK_FOR_OLO10): Likewise.
11889 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
11890 %lo(), allow it in addresses...
11891 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
11892 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
11893 does not make sense.
11894 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
11895 (sparc_output_scratch_registers): New function.
11896 (output_function_prologue, sparc_flat_output_function_prologue): Use
11897 it.
11898 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
11899 defined.
11900 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
11901 * configure.in: Add check for .register pseudo-op support in as and
11902 check for offsetable %lo().
11903 * acconfig.h: Add templates for the above checks.
11904 * configure: Regenerate.
11906 1999-08-02 Richard Henderson <rth@cygnus.com>
11908 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
11909 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
11910 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
11912 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11914 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11915 reg_biv_class.
11917 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11919 * config/float-sparc.h: New file.
11920 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
11921 sparc-*-linux-gnu and sparc64-*-linux*.
11923 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11925 * rs6000.c (rs6000_va_list): Type is an array.
11926 (rs6000_va_start): Don't doubly adjust for varargs.
11927 (rs6000_va_arg): Evaluate long long GPR adjustment.
11929 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
11931 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
11932 -maix64 and -maix32.
11933 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
11934 LINK_SPEC): Change appropriately.
11935 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
11936 (u_short_cint_operand): Likewise.
11937 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
11938 for 64-bit hosts.
11939 * rs6000/t-aix43 (MULTILIB): Change to -m64.
11941 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
11943 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
11945 * rs6000/rs6000.c (num_insns_constant_wide): Correct
11946 for type promotion.
11947 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
11948 (non_add_cint_operand): Likewise.
11949 (logical_operand): Likewise.
11950 (non_logical_cint_operand): Likewise.
11951 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
11952 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
11953 (rs6000_select_rtx_section): Suppress warning.
11954 (small_data_operand): Suppress warning.
11955 (rs6000_got_register): Suppress warning.
11956 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
11957 type, so `J' is generally the wrong constraint for a SImode value;
11958 use `L' instead.
11959 (andsi3_internal2): Likewise.
11960 (andsi3_internal3): Likewise.
11961 (iorsi3_internal1): Likewise.
11962 (xorsi3_internal1): Likewise.
11963 (movsi): Likewise.
11964 (movsf_softfloat): Likewise.
11965 (scc insns): Likewise.
11966 (movsi+2): Preserve sign bits of SImode constant.
11967 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
11968 (movdf+1): Sign-extend properly.
11969 (movdi_32+1): Sign-extend properly.
11970 (scc insns): Sign-extend properly.
11972 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
11973 K, L, and T.
11975 1999-08-02 Richard Henderson <rth@cygnus.com>
11977 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
11978 -mcpu parsing code.
11979 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
11980 * alpha.md (all fp insns): Likewise.
11982 1999-08-02 Nick Clifton <nickc@cygnus.com>
11984 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
11985 already defined.
11987 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
11989 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
11990 pic_load_label generator directly.
11991 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
11992 No longer a named pattern.
11994 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
11996 * explow.c (force_reg): Call force_operand if X does not
11997 satisfy general_operand.
11999 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
12001 * fix-header.c (main): When testing for CONTINUED, use string
12002 equality, not pointer equality.
12004 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
12006 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
12008 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
12010 * cse.c (cse_insn): Fix loop which deletes insns after a jump
12011 that has become an unconditional jump.
12013 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
12014 (output_function_epilogue): Similarly.
12016 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12018 * tree.h (init_dummy_function_start): Declare.
12020 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12022 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
12023 last_expr_type, last_expr_value, block_start_count, block_stack,
12024 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
12025 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
12026 dynamically in stmt elt of struct function for each function.
12027 (struct nesting): Rename function_call_count elt to n_function_calls,
12028 target_temp_slot_level to block_target_temp_slot_level. All users
12029 changed.
12030 (struct stmt_status): New structure definition.
12031 Add many accessor macros for stmt_status elements which previously
12032 were global variables.
12033 (init_stmt_for_function): Allocate stmt elt for current_function.
12034 Reflect that block_start_count was renamed to
12035 current_block_start_count.
12036 (save_stmt_status, restore_stmt_status): Delete functions.
12037 (preserve_subexpressions_p): Don't access loop_stack when outside
12038 a function.
12039 (expand_start_bindings): Reflect that block_start_count was renamed to
12040 current_block_start_count.
12041 (expand_fixup): Likewise.
12042 (expand_decl): Don't access block_stack when outside a function.
12043 (expand_decl_cleanup): Likewise.
12044 (expand_dcc_cleanup): Likewise.
12045 (expand_dhc_cleanup): Likewise.
12046 (expand_anon_union_decl): Likewise.
12047 (set_file_and_line_for_stmt): New function.
12048 (in_control_zone_p): New function.
12050 * function.h (struct function): Add new elt stmt.
12051 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
12052 case_stack, nesting_stack, nesting_depth, block_start_count,
12053 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
12054 emit_lineno, goto_fixup_chain.
12055 (save_eh_status, restore_eh_status, save_stmt_status,
12056 restore_stmt_status): Delete declarations.
12057 * function.c (push_function_context_to): Don't call save_stmt_status.
12058 (pop_function_context_to): Don't call restore_stmt_status.
12059 * tree.h (in_control_zone_p): Declare.
12060 * rtl.h (set_file_and_line_for_stmt): Declare.
12062 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
12063 call set_file_and_line_for_stmt.
12065 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
12067 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
12068 Also update copyright.
12070 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12072 * c-pragma.c: Don't include "except.h".
12073 * emit-rtl.c: Likewise.
12074 * stor-layout.c: Likewise.
12075 * tree.c: Likewise.
12076 * varasm.c: Likewise.
12078 * flow.c: Include "function.h".
12079 * tree.h (init_dummy_function_start): Declare new function.
12081 * except.h (struct eh_status): New structure.
12082 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
12083 been included.
12084 (eh_return_stub_label, ehstack, catchstack, ehqueue,
12085 catch_clauses, false_label_stack, caught_return_label_stack,
12086 protect_list, current_function_ehc): Add accessor macros for the
12087 corresponding fields in current_function->eh; delete declarations
12088 for all items that used to be declared here.
12089 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
12090 catch_clauses, false_label_stack, caught_return_label_stack,
12091 protect_list, current_function_ehc): Delete variables.
12092 (init_eh_for_function): Allocate current_function->eh.
12093 (save_eh_status, restore_eh_status): Delete functions.
12095 * function.h (struct function): Add fields next_global and eh.
12096 Delete all exception handling related fields.
12097 * function.c (current_function): New variable.
12098 (all_functions): New variable.
12099 (push_function_context_to): Don't allocate a struct function,
12100 use current_function instead. Call init_dummy_function_start when
12101 outside a function. Clear current_function before returning.
12102 (pop_function_context_from): Restore current_function.
12103 Don't free the restored struct function.
12104 (prepare_function_start): New function.
12105 (init_dummy_function_start): New function.
12106 (init_function_start): Break out some code into prepare_function_start
12107 and call it here.
12109 * stmt.c (save_stmt_status): Don't call save_eh_status.
12110 (restore_stmt_status): Don't call restore_eh_status.
12112 * Makefile.in: Update dependencies.
12114 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
12116 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
12117 of depending on a magic constant value. Update comments.
12118 (hppa_expand_prologue): Similarly.
12120 * pa.md (reload_indi, reload_outdi): Allow any register for the
12121 original reload register.
12123 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
12125 * cccp.c (print_help): Change marcos to macros.
12127 1999-07-30 Richard Henderson <rth@cygnus.com>
12129 * c-typeck.c (initializer_constant_valid_p): Move ...
12130 * c-common.c (initializer_constant_valid_p): ... here. Use
12131 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
12132 of label addresses.
12133 * c-common.h (initializer_constant_valid_p): Declare.
12134 * c-tree.h (initializer_constant_valid_p): Remove.
12136 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
12138 * config/i386/sol2-c1.asm: Align the stack.
12139 * config/i386/sol2-gc1.asm: Likewise.
12141 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
12143 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
12144 -Asparclite for sparc86x.
12145 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
12146 sparc86x.
12147 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
12149 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
12151 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
12152 the user if using the non-default arch size in BI_ARCH configuration.
12153 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
12155 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
12156 Fix patterns so that they actually match.
12157 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
12158 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
12159 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
12160 TARGET_HARD_MUL32.
12161 (mulsidi3): Reflect this in the expand.
12162 (smulsi3_highpart): Only on TARGET_ARCH32.
12163 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
12164 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
12165 (umulsidi3): Reflect this in the expand.
12166 (umulsi3_highpart): Only on TARGET_ARCH32.
12167 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
12168 don't require g0 to be zero.
12169 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
12170 ({,u}divsi3): New expands.
12171 ({,u}divsi3_sp64): New patterns.
12172 (after lshrdi3_v8plus): Four new patterns to help combiner
12173 optimizing nested mixed mode shifts.
12175 * config/sparc/sparc.c (sparc_override_options): Use deprecated
12176 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
12177 speed things up. Don't use them by default on plain v9 in 64bit
12178 mode, according to what SPAMv9 sais.
12180 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
12181 top 32 bits of %[og][0-7] in signal handlers.
12182 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
12184 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
12186 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
12187 (ashlsi3): Corresponding changes.
12189 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
12191 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
12193 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
12195 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12197 * arm.h (Hint): Delete macro.
12198 Substitute HOST_WIDE_INT for Hint in some prototypes.
12199 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
12201 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
12203 * builtins.c (expand_builtin_setjmp): Use force_operand to
12204 make sure that the buffer address is in a suitable form to be
12205 passed to force_reg.
12207 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
12209 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
12210 them here.
12212 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
12214 * pa.md (indirect_jump): Remove mode from match_operand. Verify
12215 proper mode in the condition string.
12216 (icacheflush, dcacheflush): Remove modes from match_operands.
12218 * pa.c (emit_move_sequence): Always convert scratch_reg to the
12219 proper mode before using it.
12221 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
12222 pair.
12224 * pa.c (store_reg): Do not call add_high_const generator directly.
12225 (load_reg, set_reg_plus_d): Likewise.
12226 * pa.md (add_high_const): No longer a named pattern.
12228 * pa.c (legitimize_address): Consistently use Pmode rather than
12229 SImode. Do not call gen_pic2_highpart directly anymore.
12230 * pa.md (pic2_highpart): No longer a named pattern.
12231 (pic2_lo_sum): Similarly. Reformat to make more readable.
12233 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
12234 needed.
12236 * README: Update.
12238 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12240 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
12242 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
12244 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
12245 and tag the spill mems.
12246 (hppa_va_start): New.
12247 (hppa_va_arg): New.
12248 * pa.h (EXPAND_BUILTIN_VA_START): New.
12249 (EXPAND_BUILTIN_VA_ARG): New.
12251 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
12253 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
12254 and tag the spill mems.
12255 (mn10300_va_start): New.
12256 (mn10300_va_arg): New.
12257 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
12258 (EXPAND_BUILTIN_VA_ARG): New.
12260 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
12262 * mn10200.c (mn10200_va_arg): New.
12263 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
12265 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
12267 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
12268 rather than play with TREE_INT_CST_LOW.
12270 1999-07-27 Philip Blundell <pb@nexus.co.uk>
12272 * config/arm/telf.h: Include dbxelf.h.
12273 (CPP_PREDEFINES): Only define if not already defined.
12274 (ASM_IDENTIFY_GCC): Likewise.
12275 (SUBTARGET_EXTRA_SECTIONS): Likewise.
12276 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
12277 * config/arm/thumb.h (LINK_SPEC): Only define if not already
12278 defined.
12279 (DBX_DEBUGGING_INFO): Don't define.
12280 * config/arm/linux-telf.h: New file.
12281 * config/arm/linux-tgas.h: New file.
12282 * config/arm/t-thumb-linux: New file.
12283 * config/arm/uclinux-elf.h: New file.
12284 * config/arm/uclinux-telf.h: New file.
12285 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
12286 thumb-*-uclinux): New targets.
12287 * configure: Regenerate.
12289 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
12291 * pa.md (post_store, pre_load): New expanders.
12292 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
12293 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
12294 need to directly generate RTL for them.
12295 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
12296 changes.
12298 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
12300 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
12301 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
12302 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
12303 (secndary_reload_class): Make TARGET_ELF conditional compile.
12304 (print_operand_address): Similar.
12305 (output_toc): Print all values as hex.
12306 (get_issue_rate): Rearrange and add RS64A and PPC630.
12307 * rs6000.h (processor_type): Add RS64A and PPC630.
12308 (PROCESSOR_POWERPC64): New.
12309 (PROMOTE_MODE): Use word_mode.
12310 (RTX_COSTS): Add RS64A and PPC630.
12311 * rs6000.md (scheduling information): Add lmul and ldiv
12312 representing 64-bit integer multiply and divide. Add rs64a and
12313 PPC630 information.
12314 (ashldi3): Add support for "rldic" instruction.
12315 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
12317 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
12319 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
12320 instead of V8 for sparclite86x in cpu_table.
12322 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12324 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
12325 output_file_directive.
12327 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
12329 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
12330 tree for op1, not the rtl.
12332 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
12334 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
12335 to m88k_va_start, leaving only the register spill.
12336 (m88k_build_va_list): New.
12337 (m88k_va_start): New.
12338 (m88k_va_arg): New.
12339 * m88k.h (BUILD_VA_LIST_TYPE): New.
12340 (EXPAND_BUILTIN_VA_START): New.
12341 (EXPAND_BUILTIN_VA_ARG): New.
12343 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
12345 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
12346 Rename from expand_builtin_saveregs.
12347 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
12349 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
12351 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
12352 for the register spill block.
12353 (i960_build_va_list): New.
12354 (i960_va_start): New.
12355 (i960_va_arg): New.
12356 * i960.h (BUILD_VA_LIST_TYPE): New.
12357 (EXPAND_BUILTIN_VA_START): New.
12358 (EXPAND_BUILTIN_VA_ARG): New.
12359 * i960.md (store_multiple): Use change_address on individual mems.
12361 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
12363 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
12364 an ARRAY_TYPE.
12365 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
12366 (expand_builtin_va_end): Evaluate arg for side effects.
12367 * c-common.c (c_common_nodes_and_builtins): Construct a
12368 va_list_arg_type_node to handle array decomposition to pointer.
12370 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
12372 * except.c (st_dynamic_cleanup): Use force_operand on the
12373 buffer's address.
12375 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
12377 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
12378 * c4x.c (c4x_va_arg): New.
12380 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
12382 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
12383 has manual_pop set.
12385 1999-07-26 Nathan Sidwell <nathan@acm.org>
12387 * eh-common.h (__eh_matcher): Prototype correctly.
12389 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
12391 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
12392 (TARGET_SINGLE_PIC_BASE): Likewise.
12393 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
12394 definitions.
12395 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
12396 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
12397 (TARGET_OPTIONS): Add -mpic-register=N.
12398 (OUTPUT_INT_ADDR_CONST): New macro.
12399 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
12400 LEGITIMATE_PIC_OPERAND_P): Likewise.
12401 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
12402 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
12403 output_addr_const directly.
12404 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
12405 ARM port.
12406 (thumb_pic_register, thumb_pic_register_string): Declare.
12408 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
12409 from arm.c.
12410 (label_mentioned_p): New function: Imported from arm.c.
12411 (legitimize_pic_address): New function: Imported from arm.c.
12412 (is_pic):New function: Imported from arm.c.
12413 (thumb_finalize_pic):New function: Imported from arm.c.
12414 (add_constant): Cope with PIC constants.
12415 (fixit): Cope with PIC constants.
12416 (output_return): Do not treat the PIC register as live if
12417 TARGET_SINGLE_PIC_BASE is true.
12418 (thumb_function_prologue): Do not treat the PIC register as live if
12419 TARGET_SINGLE_PIC_BASE is true.
12420 (thumb_expand_prologue): Do not treat the PIC register as live if
12421 TARGET_SINGLE_PIC_BASE is true.
12422 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
12423 TARGET_SINGLE_PIC_BASE is true.
12424 (thumb_print_operand): Accept '|'.
12425 (thumb_override_options): Process PIC options.
12427 * config/arm/thumb.md (movsi): Support PIC.
12428 (call_insn): Change "i" constraint to "X".
12429 (call_value_insn): Likewise.
12430 (consttable_4, consttable_8, consttable_end): Set and clear
12431 "making_const_table" as appropriate.
12432 (pic_load_addr, pic_add_dot_plus_four): New insns.
12434 * invoke.texi (Thumb Options): Fix spelling. Document new
12435 options -msingle-pic-base and -mpic-register=.
12437 1999-07-26 Andrew Haley <aph@cygnus.com>
12439 * config/m32r/initfini.c (__init): Use a full word immediate for
12440 __fini: this allows it to be placed in any memory region.
12442 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
12443 -mmodel=medium. This is OK for all memory models.
12445 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
12447 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
12448 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
12450 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
12452 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
12453 defined.
12455 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
12457 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
12459 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
12460 (BUILD_VA_LIST_TYPE): New.
12461 (EXPAND_BUILTIN_VA_START): New.
12462 (EXPAND_BUILTIN_VA_ARG): New.
12463 * i860.c (output_delayed_branch): Disable.
12464 (output_delay_insn): Likewise.
12465 (i860_saveregs): New.
12466 (i860_build_va_list): New.
12467 (i860_va_start): New.
12468 (i860_va_arg): New.
12469 * i860.md: Disable all peepholes using output_delayed_branch.
12470 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
12472 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
12474 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
12475 (BUILD_VA_LIST_TYPE): New.
12476 (EXPAND_BUILTIN_VA_START): New.
12477 (EXPAND_BUILTIN_VA_ARG): New.
12478 * clipper.c (clipper_builtin_saveregs): Only dump registers.
12479 Return the address of the save area.
12480 (clipper_build_va_list): New.
12481 (clipper_va_start): New.
12482 (clipper_va_arg): New.
12484 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
12486 * arc.h (EXPAND_BUILTIN_VA_START): New.
12487 (EXPAND_BUILTIN_VA_ARG): New.
12488 * arc.c (arc_setup_incoming_varargs): Set alias set of
12489 varargs save area.
12490 (arc_va_start): New.
12491 (arc_va_arg): New.
12493 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
12495 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
12496 (BUILD_VA_LIST_TYPE): New.
12497 (EXPAND_BUILTIN_VA_START): New.
12498 (EXPAND_BUILTIN_VA_ARG): New.
12499 * alpha.c (alpha_builtin_saveregs): Delete.
12500 (alpha_build_va_list): New.
12501 (alpha_va_start): New.
12502 (alpha_va_arg): New.
12504 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
12506 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
12507 column zero.
12508 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
12509 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
12511 * gcc.texi: More changes related to list conversion.
12512 * invoke.texi: Likewise.
12514 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
12516 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
12517 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
12518 (expand_builtin_next_arg): Accept ARGLIST not EXP.
12519 (stabilize_va_list): New function.
12520 (std_expand_builtin_va_start): New function.
12521 (expand_builtin_va_start): New function.
12522 (get_varargs_alias_set): New function.
12523 (std_expand_builtin_va_arg): New function.
12524 (expand_builtin_va_arg): New function.
12525 (expand_builtin_va_end): New function.
12526 (expand_builtin_va_copy): New function.
12527 (expand_builtin): Call them.
12528 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
12529 __builtin_{varargs_start,stdarg_start,end,copy}.
12530 (build_va_arg): New function.
12531 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
12532 (build_va_arg): Declare.
12533 * c-decl.c (ptr_type_node, va_list_type_node): New.
12534 * c-parse.gperf (__builtin_va_arg): New.
12535 * c-parse.in (VA_ARG): New token.
12536 (unary_expr): Recognize it.
12537 * expr.c (expand_expr): Expand VA_ARG_EXPR.
12538 * expr.h (std_expand_builtin_va_start): Declare.
12539 (std_expand_builtin_va_arg): Declare.
12540 (expand_builtin_va_arg): Declare.
12541 (get_varargs_alias_set): Declare.
12542 * tree.def (VA_ARG_EXPR): New.
12543 * tree.h (BUILT_IN_VARARGS_START): New.
12544 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
12545 (ptr_type_node, va_list_type_node): Declare.
12546 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
12547 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
12548 * m88k.h, m88k.c: Likewise.
12549 * mn10300.h, mn10300.c: Likewise.
12550 * pa.h, pa.c: Likewise.
12551 * rs6000.h, rs6000.c: Likewise.
12552 * sh.h, sh.c: Likewise.
12553 * sparc.h, sparc.c: Likewise.
12555 * emit-rtl.c (operand_subword): Copy alias set.
12556 (change_address): Likewise.
12558 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
12560 * pa.c (compute_frame_size): Scan all the used callee saved registers,
12561 not just the first one.
12563 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
12565 * config/arm/arm.h (TARGET_SWITCHES): Add
12566 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
12567 (TARGET_OPTIONS): Add -mpic-register=.
12568 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
12569 (arm_pic_register_string): Declare.
12570 (NEED_PLT_GOT): Delete, replace with ...
12571 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
12572 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
12573 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
12574 * config/arm/arm.c (arm_override_options): Add new option
12575 -mpic-register=N.
12576 (arm_pic_register_string): New variable.
12577 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
12578 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
12579 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
12580 (output_return_instruction): Likewise.
12581 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
12582 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
12583 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
12585 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
12586 mention of -msched-prolog. Document new options -msingle-pic-base
12587 and -mpic-register=.
12589 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
12591 * haifa-sched.c (reemit_notes): Tidy.
12592 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
12593 haifa's routine.
12595 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
12597 * explow.c (trunc_int_for_mode): New function.
12598 (plus_constant_wide): Use it.
12599 * combine.c (simplify_and_const_int): Likewise.
12600 (merge_outer_ops): Likewise.
12601 (simplify_shift_const): Likewise.
12602 * cse.c (simplify_unary_operation): Likewise.
12603 (simplify_binary_operation): Likewise.
12604 * emit-rtl.c (operand_subword): Likewise.
12605 * rtl.h: Declare it.
12607 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12609 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
12610 (use NUM_REGS instead of NUM_INTS).
12612 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12614 * builtins.c: New file.
12615 * expr.c (saveregs_value, apply_args_value): Delete definition,
12616 moved into builtins.c.
12617 (string_constant): No longer static.
12618 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
12619 apply_args_size, apply_result_size, result_vector,
12620 expand_builtin_apply_args, expand_builtin_apply,
12621 expand_builtin_return): Delete functions, moved into builtins.c.
12622 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
12623 * expr.h (saveregs_value, apply_args_value): Declare variables.
12624 (expand_builtin, string_constant): Declare functions.
12625 * Makefile.in: Update to build builtin.o.
12627 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
12629 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
12630 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
12631 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
12632 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
12633 false.
12634 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
12635 Define to zero.
12637 1999-07-21 Michael Meissner <meissner@cygnus.com>
12639 * print-rtl.c (print_rtx): Print the names of the virtual
12640 registers.
12642 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
12644 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
12645 introduced in previous delta.
12647 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12649 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
12650 to avoid name clash.
12652 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12654 * c-lex.c (yylex) : Correct the test for overflow when lexing
12655 integer literals.
12657 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
12659 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
12660 (adjust_priority): Always call ADJUST_PRIORITY.
12661 (schedule_insn): Only put insns into the ready at cost 0.
12662 (schedule_block): Remove redundant initial sort. Give clock_var
12663 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
12664 is not 0.
12665 * tm.texi (MD_SCHED_REORDER): Update docs.
12667 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
12668 * sparc.c (ultra_reorder_called_this_block): Delete.
12669 (ultrasparc_sched_init): Don't set it.
12670 (ultrasparc_sched_reorder): Don't check it.
12672 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
12674 * rs6000.h (struct rs6000_args): Add sysv_gregno.
12675 * rs6000.c (init_cumulative_args): Init sysv_gregno.
12676 (function_arg_boundary): Align DFmode.
12677 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
12678 to get fp reg and stack overflow correct.
12679 (function_arg): Likewise.
12680 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
12681 (setup_incoming_varargs): Restructure for ABI_V4; use
12682 function_arg_advance to skip final named argument.
12683 (expand_builtin_saveregs): Properly unskip the last integer arg
12684 when doing varargs. Adjust overflow location calculation.
12686 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
12687 explicitly unsigned.
12688 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
12689 (__VA_GP_REGSAVE): Similarly.
12690 (__va_longlong_p): Delete.
12691 (__va_arg_type_violation): New declaration.
12692 (va_arg): Restructure. Flag promotion errors. Align double.
12693 TFmode passed by reference.
12695 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
12696 in the HOST_BITS_PER_WIDE_INT > 32 case.
12698 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
12700 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
12702 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
12704 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
12705 * toplev.c (documented_lang_options): Add -fpreprocessed.
12706 * cpplib.h (struct cpp_buffer): Add preprocessed.
12707 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
12708 (cpp_start_read): Don't expand macros or emit an initial #line
12709 directive if -fpreprocessed.
12711 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12713 * cpplib.h (struct cpp_buffer): Added manual_pop for
12714 better C++ tokenization.
12715 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
12716 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
12717 * c-common.c (cpp_token): Make non-static.
12719 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12721 * c-common.h: New file.
12722 * c-common.c (permanent_obstack): Delete unused declaration.
12723 (c_global_trees): New array.
12724 (c_common_nodes_and_builtins): New function; split off common code
12725 from init_decl_processing in both c-decl.c and cp/decl.c.
12726 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
12727 c_global_trees and accessor macros defined in c-common.h.
12728 Include c-common.h.
12729 * c-decl.c: Delete definitions for tree nodes that were replaced by
12730 c_global_trees.
12731 (init_decl_processing): Build void_list_node.
12732 Call c_common_nodes_and_builtins; delete code to generate the common
12733 builtins here.
12734 * objc/objc-act.c (build_module_descriptor): Rename variable
12735 void_list_node to avoid clash with c-common.h.
12737 * Makefile.in: Update dependencies.
12738 * objc/Make-lang.in: Likewise.
12740 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
12742 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
12743 (UNIQUE_SECTION_P): Likewise.
12744 (UNIQUE_SECTION): Likewise.
12746 1999-07-19 Linas Vepstas <linas@linas.org>
12748 * config/i370/README: New file.
12749 * config/i370/linux.h: New file.
12750 * config/i370/mvs.h: New file.
12751 * config/i370/oe.h: New file.
12752 * config/i370/t-linux: New file.
12753 * config/i370/t-mvs: New file.
12754 * config/i370/t-oe: New file.
12755 * config/i370/x-oe: New file.
12756 * config/i370/xm-linux.h: New file.
12757 * config/i370/xm-mvs.h: New file.
12758 * config/i370/xm-oe.h: New file.
12760 * i370.c (label_node_t): Add first_ref_page, label_addr,
12761 label_first_ref, label_last_ref members.
12762 (mvs_need_base_reload): Renamed from mvs_label_emitted.
12763 (MAX_MVS_LABEL_SIZE): Define.
12764 (MAX_LONG_LABEL_SIZE): Define.
12765 (alias_node_t, alias_anchor, alias_number): New.
12766 (mvs_function_table): Reorder for EBCDIC.
12767 (ascebc, ebcasc): Unconditionally define.
12768 (i370_branch_dest, i370_branch_length): New functions.
12769 (i370_short_branch, i370_label_scan): New functions.
12770 (mvs_get_label): Renamed from mvs_add_label. Search for
12771 an existing label before creating a new one.
12772 (mvs_add_label): New function.
12773 (mvs_get_label_page): New function.
12774 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
12775 over the entire list.
12776 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
12777 (mvs_check_page) [TARGET_ELF_ABI]: New function.
12778 (mvs_add_alias, mvs_need_alias): New functions.
12779 (mvs_get_alias, mvs_check_alias): New functions.
12780 (handle_pragma): New function.
12781 (mvs_function_check): New function.
12782 (unsigned_jump_follows_p): Search harder.
12783 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
12784 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
12785 * i370.h (TARGET_VERSION): Delete.
12786 (CPP_SPEC, CPP_PREDEFINES): Delete.
12787 (mvs_label_emitted): Delete.
12788 (TARGET_EBCDIC): Delete.
12789 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
12790 (HANDLE_PRAGMA): Define.
12791 (HARD_REGNO_NREGS): Handle complex modes.
12792 (HARD_REGNO_MODE_OK): Likewise.
12793 (CLASS_MAX_NREGS): Likewise.
12794 (RET_REG): Likewise.
12795 (EXTRA_CONSTRAINT): Define.
12796 (RETURN_IN_MEMORY): True for DImode.
12797 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
12798 (FUNCTION_PROFILER): Delete.
12799 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
12800 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
12801 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
12802 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
12803 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
12804 (ASM_FILE_START): Add "RMODE ANY".
12805 (ASM_OUTPUT_EXTERNAL): Check for aliases.
12806 (ASM_GLOBALIZE_LABEL): Likewise.
12807 (ASM_OUTPUT_LABELREF): Likewise.
12808 (ASM_OUTPUT_COMMON): Likewise.
12809 (PRINT_OPERAND): Handle 'K', 'W', default.
12810 (PRINT_OPERAND_ADDRESS): New.
12811 (Lots of defines): Add support for TARGET_ELF_ABI.
12812 * i370.md (attr length): New. Define for all patterns.
12813 (*): Lots of tweeks to assembly output and constraints.
12815 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
12817 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
12818 Disable patterns performing SImode comparisons with SImode values
12819 if TARGET_POWERPC64 and instruction does not sign-extend or does
12820 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
12821 differ for signed quantities.
12822 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
12823 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
12824 (decrement_and_branch_on_count): Add 64-bit variant.
12826 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12828 * final.c (output_asm_insn): When searching for the matching string
12829 for a given dialect, don't run past the end of the list of
12830 alternatives if there are fewer alternatives in the template than
12831 dialects.
12833 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
12835 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
12836 Removed paragraph about compression of files and size limitation,
12837 duplicated in the FAQ. Use gcc-patches for posting patches.
12838 * gcc.c (main): Updated URL with bug reporting instructions to
12839 gcc.gnu.org. Removed e-mail address.
12840 * system.h (abort): Likewise.
12842 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12844 * Makefile.in (stmp-multilib-sub): Make the files extracted
12845 from $(LIBGCC1) writable.
12847 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
12849 * config/arm/aout.h: Reformat for improved readability.
12851 * config/arm/arm.h: Reformat for improved readability.
12852 Replace uses of fprintf with asm_fprintf where appropriate.
12853 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
12854 function declaration assembler actions.
12855 (NUM_INTS): New macro: Convert from bytes to words.
12856 (NUM_REGS): New macro: Compute number of registers required to
12857 hold a quanitity of tyep MODE.
12858 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
12859 types.
12860 (NUM_ARG_REGS): New macro: The number of argument registers
12861 available.
12862 (ARG_REGISTER): New macro: Compute the register number of the Nth
12863 argument register.
12864 (LAST_ARG_REGNUM): New macro: The number of the last argument
12865 register.
12866 (SP_REGNUM): New macro: Register number of the stack pointer.
12867 (FP_REGNUM): New macro: Register number of the frame pointer.
12868 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
12869 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
12870 CUMULATIVE_ARGS so that it counts registers not bytes.
12872 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
12873 TARGET_INTERWORK.
12874 Replace uses of fprintf with asm_fprintf where appropriate.
12875 (output_ascii_pseudo_op): Replace with version from thumb.c
12877 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
12879 * config/arm/elf.h (CPP_PREDEFINES): Replace with
12880 SUBTARGET_CPP_SPEC.
12881 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
12882 (ASM_FILE_START): Emit ASM_APP_OFF.
12884 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
12886 * pa.c (compute_frame_size): Round frame according to
12887 STACK_BOUNDARY rather than a hardwired value.
12889 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
12891 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
12892 of "1".
12893 * configure: Rebuilt.
12895 * configure.in (hppa*-*-linux*): New configuration.
12896 * configure: Rebuilt.
12897 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
12898 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
12899 * pa/pa-linux.h: New file.
12900 * pa/t-linux: New file.
12901 * pa/xm-linux.h: New file.
12903 * pa.c (hppa_legitimize_address): Change references from SImode to
12904 either Pmode or word_mode as appropriate.
12905 (emit_move_sequence, store_reg, load_reg): Likewise.
12906 (set_reg_plus_d, hppa_expand_prologue): Likewise.
12907 (output_mul_insn): Likewise.
12908 * pa.h (PROMOTE_MODE): Likewise.
12909 (INITIALZE_TRAMPOLINE): Likewise.
12910 (Pmode): Define to word_mode.
12912 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
12913 value of 4. Allocate 8 bytes for each FP register save.
12914 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
12915 value of 4.
12916 (hppa_expand_prologue): Likewise.
12917 * pa.h (PROMOTE_MODE): Likewise.
12918 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
12919 (FUNCTION_ARG_BOUNDARY): Likewise.
12921 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
12923 * pa.c (out_of_line_prologue_epilogue): Delete.
12924 (override_options): Remove -mspace related code.
12925 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
12926 (compute_frame_size): Only allocate space for register that
12927 actually need to be saved.
12928 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
12929 (TARGET_SWITCHES): Remove -mspace, -mno-space
12930 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
12931 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
12932 * pa/ee.asm, pa/ee_fp.asm: Delete.
12934 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
12936 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
12937 directive in column zero.
12939 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
12941 * m68k.c (output_function_prologue): Fix computation of save mask
12942 when generating PIC code.
12944 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
12946 * tree.c (build_type_attribute_variant): Move current_obstack restore
12947 after build_qualified_type call.
12949 1999-07-15 Mark Mitchell <mark@codesourcery.com>
12951 * configure.in: Use t-iris6, even with GNU LD.
12952 * config/mips/iris6gld.h: Fix typo in linker spec.
12953 * config/mips/t-iris6gld: Remove.
12955 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
12957 * rs6000.md (insv, extzv): Remove SImode dependence in named
12958 patterns. Explicitly generate DImode RTL if PowerPC64 and
12959 operand is DImode.
12960 (insvdi): Reverse start and size in instruction template.
12962 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
12964 * invoke.texi: Typo fixes.
12966 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
12968 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
12969 handle at this time instead of silently generating incorrect code.
12970 (gen_imagpart): Likewise.
12972 * reload.c (find_reloads): Emit a USE for a pseudo register without
12973 a hard register if we could not create an optional reload for the
12974 pseudo.
12976 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12978 * c-typeck.c (output_init_element, process_init_element):
12979 When advancing constructor_unfilled_fields for a RECORD_TYPE,
12980 check for nameless bit fields.
12982 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
12984 * regclass.c (scan_one_insn): Notice subregs that change the
12985 size of their operand.
12986 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
12988 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
12990 * configure.in (alpha*-*-*): Include alpha/t-ieee.
12991 * configure: Rebuilt.
12992 * alpha/t-ieee: New file.
12994 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
12996 * rs6000.c (find_addr_reg): Do not select r0 as an address
12997 register.
12999 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
13001 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
13003 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
13005 * rs6000.md (movsf): Do not force easy FP constants into memory.
13007 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
13008 immed_double_const to ensure they are properly truncated then
13009 sign extended.
13011 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13013 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
13014 always unless NO_DEBUG is used. Compile this code
13015 unconditionally.
13016 (replace_symbols_in_block): Compile it unconditionally.
13018 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
13020 * configure.in (i?86-*-elf*): New target.
13021 * configure: Rebuilt.
13022 * i386/i386elf.h, i386/t-i386elf: New files.
13024 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13026 * toplev.c (main): Don't complain about saying -gdwarf.
13027 (rest_of_compilation): Remove redundant code.
13029 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
13031 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
13033 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
13035 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
13036 "Li960R:", to avoid name clash.
13038 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13040 * loop.c (check_dbra_loop): When reversing a loop, delete all
13041 REG_EQUAL notes referencing the reversed biv except those which are
13042 for a giv based on it.
13044 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
13046 * version.c: Drop "gcc-" prefix from version #.
13048 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
13050 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
13051 the label if we're being verbose.
13053 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
13055 * m68k.c (output_function_prologue): Add pic register to mask
13056 if live and flag_pic.
13057 (output_function_epilogue): Likewise.
13059 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
13061 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
13062 directives in column zero.
13064 * pa/elf.h (ASM_FILE_START): Define.
13065 * pa/som.h (ASM_FILE_START): Include .level directives.
13066 * pa/hpux10.h (ASM_FILE_START): Delete.
13067 * pa/hpux11.h (ASM_FILE_START): Delete.
13069 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
13071 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13073 * reload1.c (choose_reload_regs): Never call remove_address_replacements
13074 when reload_out equals reload_in.
13076 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
13078 * invoke.texi (Spec Files): New node: Describe the contents of
13079 spec files.
13081 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
13083 * invoke.texi (DEC Alpha Options): Put @end table at
13084 beginning of line, to avoid confusing texi2html.
13086 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
13088 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
13089 introduced in previous delta.
13091 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13093 * reload1.c (gen_reload): When synthesizing a 3 operand add
13094 sequence, improve test for when to reload OP1 into the reload
13095 register instead of OP0.
13097 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
13099 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
13101 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
13103 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
13104 string literal.
13106 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
13108 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
13109 (va_dcl): Use __builtin_va_alist_t.
13111 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
13113 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
13114 on the permanent_obstack.
13115 * dwarfout.c (output_type): Likewise.
13117 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
13119 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13120 Merged from c-typeck.c and cp/typeck.c.
13121 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13122 Merged into c-common.
13124 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
13126 * c-lex.c (errorcount): Declare it.
13127 (finish_parse): Update errorcount when using CPPLIB.
13129 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
13131 * fixinc/inclhack.def(end_else_label): Double the backslash so
13132 sed gets a chance to see it.
13133 * fixinc/inclhack.sh: regen
13134 * fixinc/fixincl.x: regen
13136 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
13138 Add framework to support armv5 architecture when it becomes
13139 available:
13141 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
13142 (arm_arch5): New variable.
13143 (all_architectures): Add armv5 line.
13144 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
13145 -march=armv5 is specified on the command line.
13146 (arm_arch5): Export this variable.
13147 * invoke.texi: Document new string accepted by -march= switch for
13148 ARM ports.
13150 * config/arm/arm.h: Replace use of constant 12 as a register
13151 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13152 * config/arm/arm.c: Replace use of constant 12 as a register
13153 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13155 * config/arm/elf.h: Tidy up.
13156 * config/arm/coff.h: Tidy up.
13158 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
13160 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
13161 * gcc/config/mips/t-iris6gld: New file.
13162 * gcc/config/mips/iris6gld.h: Likewise.
13164 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
13166 * c-decl.c (widest_integer_literal_type_node,
13167 widest_unsigned_literal_type) : New.
13168 (init_decl_processing): Handle/use the two new types.
13169 * c-common.c (type_for_size,type_for_mode) : Same.
13170 * c-lex.c (yylex) : Same.
13171 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13172 Same.
13173 * c-tree.h (widest_integer_literal_type_node,
13174 widest_unsigned_literal_type) : New.
13176 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
13178 * dwarfout.c (field_byte_offset): Correctly compute the object's
13179 byte offset for the first bit of a field which crosses an alignment
13180 boundary on a !BYTES_BIG_ENDIAN target.
13182 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
13184 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
13185 ntohs.
13187 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
13188 Jeff Law <law@cygnus.com>
13190 * ginclude/varargs.h (va_dcl): Use word_mode for type of
13191 __builtin_va_list.
13193 * except.c: Include intl.h.
13194 (expand_eh_return): Set current_function_cannot_inline.
13195 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
13196 * function.h (struct function): Add eh_return_stub_label.
13197 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
13198 * Makefile.in (except.o): Depend on intl.h.
13200 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
13202 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
13203 same as offsettable in cases 1 and 2.
13205 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
13207 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
13208 (extlh, extwh): Likewise.
13210 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
13212 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
13214 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
13216 * configure.in: Add arm-pe and thumb-pe targets.
13217 * configure: Regenerate.
13219 * thumb.c (arm_naked_function_p): New function: Determines if
13220 a function is naked (has no gcc generated prologue/epilogue).
13221 (is_called_in_ARM_mode): Return true if the func has the
13222 interfacearm attribute.
13223 (output_return): Do not generate a return for naked functions.
13224 (thumb_function_prologue): Do not generate a prologue for
13225 naked functions.
13226 (thumb_expand_prologue): Do not generate a prologue for naked
13227 functions.
13228 (thumb_expand_epilogue): Do not generate an epilogue for naked
13229 functions.
13230 (arm_valid_machine_decl_attribute): New function, copied from
13231 arm.c: Permit naked and interfacearm attributes.
13233 * config/arm/pe.c: New file: Support code for arm-pe target.
13234 * config/arm/pe.h: New file: Header file for arm-pe target.
13235 * config/arm/tpe.h: New file: Header file for thumb-pe target.
13236 * config/arm/t-thumb-pe: New file: Makefile fragment for
13237 thumb-pe target.
13239 1999-07-01 Mark Kettenis <kettenis@gnu.org>
13241 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
13242 -fPIC or -fpic is specified.
13244 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
13246 * expr.c (emit_block_move): Use copy_to_mode_reg for
13247 !TARGET_MEM_FUNCTIONS case too.
13249 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
13250 appropriate.
13251 * configure: Rebuilt.
13252 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
13253 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
13254 definitions made redundant by dbxelf.h inclusion. Delete
13255 lots of definitions related to assembly output that are
13256 specific to the SOM object format.
13257 * pa.c (output_function_prologue): Do not emit the function's
13258 name for OBJ_ELF.
13259 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
13260 * pa-pro.h: Deleted.
13261 * som.h: New file with SOM specific definitions.
13262 * elf.h: New file with ELF specific definitions.
13264 * elfos.h (const_section): Output a tab before assembler directives.
13265 (ctors_section, dtors_section): Likewise.
13266 (ASM_OUTPUT_SECTION_NAME): Likewise.
13268 * pa/pa1.h: Delete unused file.
13270 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
13272 * configure.in (hppa*-hp-hpux11*): New configuration.
13273 * configure: Rebuilt.
13274 * pa/pa-hpux11.h: New file.
13275 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
13276 command line.
13278 * mips.md (leasi, leadi): New patterns.
13280 * expr.c (emit_block_move): Properly handle case where one of the
13281 block move arguments has a queued increment or decrement.
13282 (clear_storage): Similarly. Fix formatting goof.
13284 1999-06-28 "David O'Brien" <obrien@NUXI.com>
13286 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
13287 semicolon from the BSD VA_LIST replacement expression.
13289 * fixinc/inclhack.sh: regen
13290 * fixinc/fixincl.x: regen
13292 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
13293 now use the fixincl program.
13295 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
13297 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
13298 case. Also make the PIC register call_used.
13300 * m68k.h (FINALIZE_PIC): Delete.
13301 * m68k.c (finalize_pic): Delete.
13303 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
13305 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
13306 to memory.
13308 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
13310 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
13312 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
13314 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
13316 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
13318 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
13320 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
13322 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
13324 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
13326 * rs6000.c (output_toc): Always use hex values for floating-point
13327 constants. Store single-precision values in upper-half of TOC
13328 entry in 64-bit mode.
13329 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
13330 to final constraints.
13331 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
13332 (fctiwz): Improve accuracy of RTL for pattern.
13334 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
13336 * expr.c (expand_expr): Allow RTL_EXPR's through the
13337 MAX_INTEGER_COMPUTATION_MODE checks.
13339 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
13341 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
13342 such that MASK_SUPPORT_ARCH is not negative.
13344 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
13346 * loop.c (verify_dominator): Properly handle ADDR_VEC and
13347 ADDR_DIFF_VEC insns that appear inside loops.
13349 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
13350 Jeff Law <law@cygnus.com>
13352 * rs6000.md (movdf_hardfloat32): Revert previous patch.
13353 Handle LO_SUM the same as offsettable in cases 1 and 2.
13354 * rs6000.c (find_addr_reg): Revert previous patch.
13356 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
13358 * system.h (strstr): New external function declaration.
13359 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
13360 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
13361 * config.in, configure: Rebuilt.
13363 1999-06-24 Tom Tromey <tromey@cygnus.com>
13365 * gcc.c (main): Read user-specified specs files after computing
13366 additional startfile_prefixes.
13368 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
13370 Revert these two patches:
13372 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13373 * loop.c (strength_reduce): When doing biv->giv conversion, update
13374 reg note of NEXT->insn.
13376 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13377 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13378 reg_biv_class.
13379 (recombine_givs): Set ix field after sorting.
13381 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13383 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
13384 for the parts of an UNSPEC / UNSPEC_VOLATILE.
13386 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
13388 *fixinc/inclhack.def: Add fix development commentary
13389 (read_ret_type): reactivate and add selection clause
13390 (zzz_*): tweak output file name to match what is used in hackshell.tpl
13391 *fixinc/{fixincl.x|inclhack.sh}: regen
13393 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
13395 * expr.c (expand_expr): STRIP_NOPS before checking against
13396 MAX_INTEGER_COMPUTATION_MODE
13397 (check_max_integer_computation_mode): Likewise.
13399 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
13401 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
13403 1999-06-22 Jim Wilson <wilson@cygnus.com>
13405 * expr.c (store_expr): When target is a promoted subreg, return a
13406 promoted subreg as a result.
13408 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
13410 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
13411 coding standards.
13412 (dwarf2out_define): Mark unused parameters appropriately.
13413 (gen_unspecified_parameters_die): Ditto.
13414 (gen_subprogram_die): Fix signed/unsigned warnings.
13415 (gen_variable_die): Ditto.
13417 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
13419 * fixinc/inclhack.def(end_else_label): combined else_label
13420 and endif_label and fixed the sed expression.
13421 *fixinc/{fixincl.x|inclhack.sh}: regen
13423 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
13425 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
13426 'x' when handling non-offsettable addresses
13428 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
13430 * final.c (shorten_branches): Don't try to split an insn that has
13431 been deleted.
13433 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
13435 * config/mips/mips.c (symbolic_expression_p): New function.
13436 (mips_select_rtx_section): Put symbolic expressions in the
13437 data section, not the read-only data section.
13439 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
13441 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
13443 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
13445 * collect2.c (main): Log frame table count.
13446 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
13447 (scan_prog_file) [COFF]: Handle frame tables.
13449 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
13450 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
13451 * alpha/elf.h: Undef them again.
13452 * alpha/vms.h: Remove their definitions.
13454 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13456 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
13457 remove the clobber of r0 and change the REG_UNUSED note to
13458 REG_INC.
13460 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
13462 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
13463 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
13464 fits in HOST_WIDE_INT and one uses union to access a long constant
13465 as double.
13467 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
13469 * sparc.c (sparc_override_options): Don't allow profiling for
13470 code models other than medlow.
13471 (sparc_function_profiler): New function from old FUNCTION_PROFILER
13472 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
13473 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
13474 (sparc_block_profiler): Likewise.
13475 (sparc_function_block_profiler_exit): Likewise.
13476 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
13477 (FUNCTION_BLOCK_PROFILER): Likewise.
13478 (BLOCK_PROFILER): Likewise.
13479 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
13480 (MCOUNT_FUNCTION): New.
13481 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
13482 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
13483 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
13484 (MCOUNT_FUNCTION): New.
13485 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
13486 (BLOCK_PROFILER): Delete.
13487 (MCOUNT_FUNCTION): New.
13489 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
13491 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
13493 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13495 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13496 Add the macros.
13498 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13499 Ditto.
13501 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13502 Ditto.
13504 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13505 Ditto.
13507 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
13509 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
13510 types.
13512 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
13514 * i386/djgpp.h (LIB_SPEC): New.
13515 (STARTFILE_SPEC): New.
13517 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
13519 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
13521 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
13522 compiler flags.
13524 * system.h (WSTOPSIG): New macro.
13526 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
13528 * c-pragma.c (push_alignment): Don't ignore alignments greater than
13529 4 bytes.
13530 (insert_pack_attributes): Take into account member natural
13531 alignment.
13533 * i386/winnt.c (exports_head): New static variable.
13534 (i386_pe_record_exported_symbol): New function.
13535 (i386_pe_asm_file_end): Use.
13536 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
13537 symbols to be emitted at end of assembly.
13538 (ASM_DECLARE_OBJECT_NAME): Likewise.
13539 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13541 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
13542 -iwithprefix.
13544 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
13546 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
13547 in last change.
13549 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
13551 * haifa-sched.c (sched_analyze_1): Use free_list instead of
13552 zapping reg_last_uses directly.
13553 (sched_analyze_2, sched_analyze_insn): Likewise.
13554 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
13556 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
13558 * rs6000.md (movdf_hardfloat32): Use worst case insn length
13559 attributes for cases 1 and 2.
13561 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
13563 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
13564 instead of set.
13566 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
13568 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
13570 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
13572 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
13573 PIC_OFFSET_TABLE_REGNUM for general alloaction.
13574 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
13575 must be stacked if it is used for PIC accesses.
13576 * arm.c (use_return_insn): Handle PIC register specially.
13577 (output_return_instruction): Likewise.
13578 (output_func_{prologue,epilogue}): Likewise.
13579 (output_expand_prologue): Likewise.
13581 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
13582 (*strsi_predec): Renamed from *strqi_predec.
13583 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
13584 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
13586 * arm.c (arm_override_options): Remove warning about PIC code
13587 not being supported.
13589 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
13591 * rs6000.c (find_addr_reg): New function.
13592 * rs6000.h (find_addr_reg): Declare.
13593 (offsettable_addr_operand): Delete.
13594 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
13595 from and stores to GPRs.
13597 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
13599 * alpha.c (alpha_expand_block_move): Use get_insns rather than
13600 gen_sequence as argument to emit_no_conflict_block.
13602 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13604 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
13605 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
13606 *fixinc/fixincl.x: regen
13607 *fixinc/inclhack.sh: regen
13609 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
13611 * added support for -mpcrel (PC relative addressing for m68k)
13612 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
13613 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
13614 * m68k.c (print_operand_address): Handle 32-bit PIC case.
13615 (comments for general_src_operand): Add some explanation
13616 about EXTRA_CONSTRAINTS.
13617 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
13618 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
13619 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
13620 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
13621 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
13622 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
13623 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
13624 if not already set.
13625 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
13626 * m68k.h (TARGET_PCREL): New target flag.
13627 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
13628 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
13629 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
13630 contains a SYMBOL_REF. Relax this constraint during reload, since
13631 we want to use the predicates, not reload's built-in concept of a
13632 valid memory address, to control what insns need reloading.
13633 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
13634 operands (essentially 'g', 'm', and 's' under normal circumstances).
13635 * m68k.c (print_operand): Cause printing of pc-relative addresses
13636 to include pc register.
13637 (print_operand_address): Ditto.
13638 (general_src_operand): Accept operands that are not only
13639 general_operands, but are also valid when used as a pc-relative
13640 source.
13641 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
13642 (memory_src_operand): Similar, for memory_operands.
13643 (pcrel_address): New predicate to accept the special case of a
13644 pc-relative address.
13645 * m68k.md (many patterns): Rewrite common SImode, HImode, and
13646 QImode insns to accept *_src_operand instead of *_operand where
13647 pc-relative operands can fit. For example, a pc-relative operand
13648 can be used as a memory source operand for addsi3, but not as a
13649 memory destination.
13650 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
13652 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
13654 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
13655 .thumb_set pseudo op to mark aliases of thumb functions.
13657 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
13659 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
13660 preference to ASM_OUTPUT_DEF, if it is defined.
13662 * tm.texi: Document new, optional target macro
13663 ASM_OUTPUT_DEF_FROM_DECLS.
13665 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13667 * fixincludes: ISCNTL patch
13668 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
13669 (dgux_int_varargs): new for DG/UX
13670 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
13672 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
13674 * invoke.texi (ia32 options): Fix typo.
13676 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13678 * loop.c (strength_reduce): When doing biv->giv conversion, update
13679 reg note of NEXT->insn.
13681 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
13683 * loop.c (move_movables): Note issues with replacing REGs with
13684 SUBREGs.
13685 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
13687 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
13689 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
13691 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
13692 the reference to `mcount' was not correct for the ELF on FreeBSD.
13694 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13696 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13697 reg_biv_class.
13699 (recombine_givs): Set ix field after sorting.
13701 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
13703 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
13704 to safe to extract a subword out of a REG.
13706 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13708 * sh.md (mulsi3): Don't add a no-op move at the end.
13710 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13712 * cse.c (cse_insn): Don't put hard register source into tables for
13713 the last insn of a libcall.
13715 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13717 * loop.c (strength_reduce): Insert sets of derived givs at every
13718 biv increment, even if it's the only one.
13720 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13722 * dwarfout.c (add_incomplete_type): New fn.
13723 (output_type): Call it.
13724 (retry_incomplete_types): New fn.
13725 (dwarfout_finish): Call it.
13727 From Eric Raskin <ehr@listworks.com>:
13728 (output_type): Output types for bases.
13730 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
13732 * mips.c (mips_output_conditional_branch): Add `break'
13733 between `default' label and `close braces'.
13735 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
13737 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
13738 specifications and make it realistic.
13739 (LIB_SPEC): Likewise.
13741 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
13743 * config/mips/mips.c (mips_secondary_reload_class): Check for
13744 (PLUS (SP) (REG)) and return appropriate register class.
13745 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
13746 Handle (PLUS (SP) (REG)).
13747 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
13748 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
13749 of emit_insn for tablejump.
13751 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
13753 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
13754 asm_fprintf format string by itself.
13755 (output_function_profiler): Likewise.
13757 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
13759 * combine.c (simplify_logical, case AND): Only call
13760 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
13761 or the constant is positive.
13763 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
13765 * configure.in: Fix typo in rs6000-ibm-aix4 case.
13766 * configure: Regenerate.
13768 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
13770 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
13771 require a sub-version #.
13772 * configure: Rebuilt.
13774 1999-06-14 Robert Lipe (robertlipe@usa.net)
13776 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
13778 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
13780 * c-typeck.c (process_init_element): Detect excess elements in
13781 char array initializer.
13783 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13785 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
13787 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13789 * invoke.texi (Option Summary): Add -fpermissive flag.
13791 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
13793 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
13794 that require PIC code sequences.
13796 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
13798 * configure.in: Add new target: thumb-elf.
13799 * configure: Regenerate.
13800 * config/arm/t-thumb-elf: New file: Makefile fragment for
13801 thumb-elf build.
13802 * config/arm/telf.h: New file: Header file for thumb-elf
13803 build.
13805 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
13807 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
13808 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
13809 initializers is some circumstances.
13811 * fixinc/inclhack.def (endif_label): Add additional selector for
13812 more bogus stuff after #endif statements.
13813 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
13815 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
13817 * i386/cygwin.h (SET_ASM_OP): Define.
13819 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
13821 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
13823 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13825 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
13826 latter.
13828 * sh.md (ic_invalidate_line_i): Remove second alternative.
13830 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13832 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
13833 test for the presence of valid prototypes. Delete bypass expr.
13834 (ioctl_fix_ctrl): Correct the selection expression.
13835 (no_double_slash): Correct quoting rules
13836 *fixinc/fixincl.x: regen
13837 *fixinc/inclhack.sh: regen
13839 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
13841 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
13843 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13845 * rs6000.md (movsi_got_internal_mem): Delete.
13846 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
13847 (GOT_TOC_REGNUM): Delete.
13848 (PIC_OFFSET_TABLE_REGNUM): Define.
13849 (FINALIZE_PIC): Disable.
13850 * rs6000.c (rs6000_got_register): New code for fixed pic register.
13851 (rs6000_replace_regno): Delete.
13852 (rs6000_finalize_pic): Likewise.
13853 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
13855 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13857 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
13858 is a note; use <= for the compare; advance P while it is
13859 a NOTE.
13861 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
13863 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
13864 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
13866 * varasm.c (remove_from_pending_weak_list): Verify t->name
13867 is non-NULL before passing it to strcmp.
13869 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13871 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
13872 the typed arguments are not part of a comment
13873 (ioctl_fix_ctrl): Added a purpose comment
13874 *fixinc/fixincl.x: regenerate
13875 *fixinc/inclhack.sh: regenerate
13877 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13879 * invoke.texi: Add C4x invocation docs.
13881 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13883 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
13884 Define new macros.
13885 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
13886 TARGET_EXPOSE_LDP.
13887 (c4x_legitimize_reload_address): New function.
13888 * config/c4x/c4x.md: Update docs.
13890 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
13892 * fixincludes: Avoid removing '.'.
13893 * fixinc/fixinc.svr4: Likewise.
13894 * fixinc/fixinc.winnt: Likewise.
13895 * fixinc/inclhack.tpl: Likewise.
13896 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
13898 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13900 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
13901 pattern.
13902 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
13904 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
13906 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
13907 correctly.
13909 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
13911 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
13912 * configure: Regenerate.
13914 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
13916 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
13917 values.
13919 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
13921 * fixinc/inclhack.def (avoid_bool): Also catch
13922 "typedef [unsigned] int bool".
13923 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13925 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
13926 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
13927 * configure: Rebuilt.
13929 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
13931 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
13932 such that we can override its definitions if necessary.
13933 (CPP_SPEC): New define. Support processor specific predefines via
13934 %(cpp_cpu).
13935 (CC1_SPEC): New define. Support processor specific compiler
13936 options via %(cc1_cpu).
13937 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
13938 -static.
13940 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13942 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
13943 between sed's -e flag, and the open-quote following it.
13944 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13946 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
13947 Jeffrey A Law (law@cygnus.com)
13949 * varasm.c (assemble_start_function): Remove the function
13950 from the pending weak decls list when we define a function.
13951 (assemble_variable): Similarly for variables.
13952 (weak_finish): Ignore items on the list with a NULL name.
13953 (remove_from_ending_weak_list); New function to "remove" an item
13954 from the pending weak declarations list.
13956 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13958 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
13960 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
13962 * c-lex.c (GETC): Redefine to call getch.
13963 (UNGETC): Redefine to call put_back.
13964 (putback_buffer): New structure type.
13965 (putback): New static structure.
13966 (getch): New function.
13967 (put_back): New function.
13968 (yylex): Replace unused bytes from bad multibyte character.
13970 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
13972 * cpplib.c (do_define): Cast `alloca' return value.
13973 (do_include, do_undef, do_pragma): Likewise.
13974 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
13975 values.
13976 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
13977 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
13979 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
13981 * sparc.md (abstf2): This should be an expand.
13982 (split after abstf2_notv9): Fix mode.
13983 (abstf2_hq_v9): New pattern.
13984 (abstf2_v9): Only use when no hard quad.
13985 (absdf2_v9): Fix if target is not the same as source.
13986 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
13987 Add correct output constraints.
13989 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
13991 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
13992 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
13994 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
13996 * mips.h (mips_output_conditional_branch): New function.
13997 (mips_adjust_insn_length): Likewise.
13998 (ASSEMBLER_SCRATCH_REGNUM): New macro.
13999 (ADJUST_INSN_LENGTH): Likewise.
14000 * mips.c (print_operand): Add `F' and `W' for floating-point
14001 comparison opcodes.
14002 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
14003 are now in bytes.
14004 (mips_adjust_insn_length): New function.
14005 (mips_output_conditional_branch): New function.
14006 * mips.md (length): Adjust attribute definition to handle
14007 conditional branches. Change lengths to bytes, rather than
14008 instructions throughout. Remove length attribute from
14009 instructions whose length is four bytes, and rely on the default
14010 instead.
14011 (dslot): Fix typo in comment.
14012 Reword conditional branch patterns to use
14013 mips_output_conditional_branch.
14015 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14017 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
14018 (LIB_SPEC): Likewise.
14019 Link with -lprof1_r for -g/-pg.
14021 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14023 * loop.c (check_dbra_loop): Fix change of Jan 19.
14025 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
14027 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
14028 (STARTFILE_SPEC): Define, override the svr4.h version.
14029 (ENDFILE_SPEC): Likewise.
14031 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
14033 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
14034 * fixinc/fixincl.x: Regenerated.
14035 * fixinc/inclhack.sh: Regenerated.
14037 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14039 * sh.c (barrier_align): Don't return early for normal branch/barrier
14040 when optimizing for SH2.
14042 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
14044 * i386/udk.h (LINK_SPEC): Correct linker search path for
14045 system libraries.
14047 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14049 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
14050 (braf_label_ref_operand): Delete.
14051 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
14052 * sh.md (casesi_jump_2): Operand1 is now the inside of a
14053 label_ref, and has no predicate.
14054 The patten has a predicate to guard against invalid substitutions.
14055 (dummy_jump): Delete.
14056 (casesi): Update use of casesi_jump_2.
14058 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14060 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
14061 *fixinc/fixincl.x: regenerate
14062 *fixinc/inclhack.sh: regenerate
14064 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
14066 * dwarf2out.c (add_incomplete_type): New fn.
14067 (gen_struct_or_union_type_die): Call it.
14068 (retry_incomplete_types): New fn.
14069 (dwarf2out_finish): Call it.
14071 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
14073 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
14074 current block starts with a CODE_LABEL and ends with a CALL and
14075 we can not find all the argument setup instructions for the CALL.
14077 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
14079 Revert this change:
14080 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14081 something is a candidate for optimize_bit_field_compare.
14083 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14085 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
14087 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
14089 * alpha.c (override_options): Thinko in last patch.
14091 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
14092 (LIB_SPEC): Recognize -pthread.
14094 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
14096 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
14097 definition in config/arm/coff.h
14098 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
14100 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14102 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
14103 fixes that need "file=xxx\n" prepended before invocation
14104 (start_fixer - new): starting the fixer process is complex enough
14105 to warrent its own routine. It prepends the "file=xxx\n" stuff.
14106 (process): uses the new routine; omit usage of putenv()
14107 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
14108 * fixinc/fixincl.x: regenerate
14110 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
14112 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
14113 and version #s (1.1 -> 2.96) as needed.
14114 * README.g77: Kill way out of date file in the toplevel directory.
14116 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
14118 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
14119 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
14120 * configure: Rebuilt.
14121 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
14122 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
14123 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
14124 (SWITCH_TAKES_ARG): Likewise.
14125 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
14126 * config/t-freebsd: Moved from config/i386/ so it can used for all
14127 FreeBSD targets.
14129 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
14131 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
14133 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
14135 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
14136 * configure: Rebuilt.
14138 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
14140 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
14141 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
14142 * rs6000/rs6000.c (rs6000_file_start): Use putc.
14143 (rs6000_output_load_toc_table): Same.
14144 (output_prolog, output_mi_thunk): Same.
14145 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
14146 (ASM_GLOBALIZE_LABEL): Use putc.
14148 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
14150 * alpha.md (reload_*_help): New patterns and splitters.
14151 (reload_*): Use them.
14152 (mov[qh]i): Likewise.
14154 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
14156 * cccp.c (handle_directive): Handle backslash-newlines in quoted
14157 strings correctly.
14159 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
14161 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
14163 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
14165 * flow.c (mark_regs_live_at_end, insn_dead_p,
14166 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
14167 and HARD_FRAME_POINTER_REGNUM special treatment if reload
14168 hasn't run or the frame pointer is needed.
14169 * haifa-sched.c (attach_deaths): Likewise.
14170 * sched.c (attach_deaths): Likewise.
14172 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
14174 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
14175 calculate_can_reach_end returns nonzero.
14177 * configure.in (native gas tests): Search for an assembler in the
14178 same manner that the installed compiler will.
14179 * configure: Rebuilt.
14180 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
14182 * alias.c (find_base_term): Improve handling of addresses
14183 constructed from binary operations.
14185 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
14187 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
14189 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
14191 * function.h (cleanup_label, frame_offset): Declare.
14192 (tail_recursion_label, tail_recursion_reentry): Likewise.
14193 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14194 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
14195 (tail_recursion_label, tail_recursion_reentry): Likewise.
14196 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14198 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
14200 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
14201 defined.
14202 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
14203 (MAX_OFILE_ALIGNMENT): Define.
14205 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
14207 * fixincl.c: Replace local include scheme with #includes of
14208 gansidecl.h and system.h.
14209 * procopen.c: Likewise.
14210 * server.c: Likewise.
14212 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
14214 * i386/t-dgux (EXTRA_PARTS): Add crti.o
14215 (crti.o): Add build rule and dependencies.
14216 * fixinc/fixinc.dgux: Use modified _int_varargs.h
14218 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14220 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
14221 (LIB_LINUX_SPEC): Likewise.
14222 (LIB_LINUX_SPEC): Add support for -pthread
14223 (CPP_OS_LINUX_SPEC): Likewise.
14224 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
14225 specified.
14227 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
14229 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
14230 conditional move.
14231 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
14232 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
14233 for IEEE math and CC_FCOMI.
14234 (put_jump_code): No IEEE if CC_FCOMI is set.
14236 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14238 * fold-const.c (fold_truthop): Make the field reference unsigned
14239 when converting a single bit compare.
14241 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14243 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
14245 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
14247 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
14248 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
14249 version did.
14251 * reload.c (push_reload): Do not call remove_address_replacements
14252 when presented with identical optional reloads.
14254 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
14256 * alpha.h (MASK_FIX, TARGET_FIX): New.
14257 (MASK_*): Reorganize constants.
14258 (CPP_AM_FIX_SPEC): New.
14259 (TARGET_SWITCHES): Add FIX.
14260 (EXTRA_SPECS): Likewise.
14261 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
14262 (SECONDARY_MEMORY_NEEDED): Likewise.
14263 (REGISTER_MOVE_COST): Likewise.
14264 * alpha.c (override_options): Add FIX support. Always use
14265 ALPHA_TP_PROG for ev6.
14266 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
14267 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
14268 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
14270 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
14272 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14273 something is a candidate for optimize_bit_field_compare.
14275 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
14277 * gcc.texi (Passes): Document branch-shortening.
14278 * invoke.texi (Debugging Options): Document the fact that `-dp'
14279 outputs length information for instructions.
14281 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
14283 * flow.c: Revert previous delta.
14285 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
14287 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
14288 FRAME_POINTER_REGNUM.
14289 (mark_set_1): Ditto.
14290 (mark_used_regs): Ditto.
14292 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
14294 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
14295 (GOT_PCREL): New macro. Define to 1 if not already defined.
14296 * arm/elf.h (GOT_PCREL): Define to 0.
14297 * arm.c (arm_finalize_pic): Take into account the setting of
14298 GOT_PCREL.
14300 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
14302 * output.h (STRIP_NAME_ENCODING): Provide default definition.
14303 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
14305 * flow.c (mark_set_1): Do not record BLKmode stores as dead
14306 store elimination candidates.
14308 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
14310 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
14311 TARGET_GAS.
14313 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
14315 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
14316 Add use of x-aix41-gld.
14318 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
14320 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
14321 (ASM_OUTPUT_DESTRUCTOR): Define.
14323 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
14325 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
14326 last CODE_LABEL in a loop if we have previously passed a jump
14327 to the top of the loop.
14329 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
14331 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
14332 applying Philip's patch.
14334 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
14336 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
14337 are not VAR_DECLs.
14339 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
14341 * loop.c (strength_reduce): Grow reg_single_usage as needed.
14343 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
14345 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
14346 Also remove a useless comment.
14348 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14350 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
14352 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
14354 * collect2.c (main): Only generate import or export file and add
14355 to link arguments if non-empty. Use xmalloc not alloca.
14356 (write_{export,import}_file): Delete.
14357 (write_aix_file): New function.
14358 (locatelib): Use xmalloc not malloc.
14359 (GCC_OK_SYMBOL): Do not check type if aix64.
14361 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
14363 Based on patch by Scott Bambrough and Pat Beirne:
14364 * config/arm/arm.c (making_const_table): New variable.
14365 * config/arm/arm.h (making_const_table): Declare.
14366 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
14367 appropriate.
14368 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
14369 Keep track of when we are building the constant table.
14371 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
14373 * config/arm/arm.c (arm_override_options): Fix erroneous warning
14374 message.
14376 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
14378 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
14379 defined.
14381 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
14383 * tm.texi (FUNCTION_ARG): Correct description of a stack element
14384 in a PARALLEL.
14386 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
14388 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
14390 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14392 * rs6000.c (output_mi_thunk): Enable full support again.
14394 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14396 * sh.h (BRANCH_COST): Define.
14398 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
14400 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
14402 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
14404 * function.c (assign_stack_local): Align stack slot properly.
14405 (assign_outer_stack_local): Likewise.
14407 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
14409 * expr.h (lang_expand_constant): Declare.
14410 * toplev.c (lang_expand_constant): Define it.
14411 * varasm.c (output_constant): Use it.
14413 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14415 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
14416 Change function definitions to K&R style.
14418 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14420 * fixinc/fixincl.c: We must not ignore SIGCLD now.
14422 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
14424 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
14425 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
14426 (several places): omit static initialization
14427 (process): use single fd, since only the read fd is used
14428 * fixinc/gnu-regex.c: define 'const' away, if not supported
14429 * fixinc/procopen.c(several places): omit static initialization
14430 * fixinc/server.c: define 'volitile' away, if not supported
14432 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14434 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
14435 asm_fprintf and %L to generate the label name.
14436 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
14437 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
14439 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
14441 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
14442 insn for a conditional jump can not be found.
14444 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
14446 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
14447 on variables in specific sections other than .sbss and .sdata.
14449 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
14451 * stmt.c (expand_return): Call start_cleanup_deferral and
14452 end_cleanup_deferral around conditional code.
14454 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14456 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
14457 filename lists. Utilizes new "krstr" AutoGen function.
14458 * fixinc/fixincl.x: Rebuilt.
14460 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
14462 * i386.c (output_float_compare): Avoid GNU-C extensions.
14464 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
14466 * version.c: Bump to distinguish mainline tree from the
14467 gcc-2.95 branch.
14469 See ChangeLog.1 for earlier changes.