1 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
3 * regclass.c (op_costs): Remove global variable.
4 (record_reg_classes): New parameter "op_costs" and "reg_pref".
5 (record_operand_costs): Break out from ...
6 (scan_one_insn): ... here.
7 (dump_regclass): Make dumps nicer.
8 (regclass): Dump preferrences choosed and changes done during passes.
10 2000-01-03 Jakub Jelinek <jakub@redhat.com>
12 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
14 2000-01-03 Jakub Jelinek <jakub@redhat.com>
16 * config/sparc/sparc.c (gen_df_reg): New function.
17 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
18 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
19 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
20 movtf_cc_reg_sp64+1): Use it.
22 2000-01-02 Mark Mitchell <mark@codesourcery.com>
24 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
27 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
29 * config/i386/i386.c (ix86_expand_unary_operator): Function
31 (ix86_expand_binary_operator): Update outdated preceding comment.
32 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
35 * config/i386/i386.c (override_options): Fix option-name typo.
37 2000-01-02 Mark Mitchell <mark@codesourcery.com>
39 * system.h (CEIL): Define.
40 * builtins.c (CEIL): Remove.
41 * expmed.c (CEIL): Likewise.
42 * expr.c (CEIL): Likewise.
43 * stor-layout.c (CEIL): Likewise.
45 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
47 * expr.c (store_constructor_field): Fix typo introduced with last
50 2000-01-01 Mark Mitchell <mark@codesourcery.com>
52 * tree.h (BINFO_N_BASETYPES): New macro.
54 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
56 * expmed.c (emit_store_flag): Prevent losing a pending stack
57 adjust the same way we prevent losing queued increments.
59 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
61 * function.c (update_temp_slot_address): Handle case where sum of
62 temporary address plus offset in register is a valid address.
64 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
66 * genrecog.c (change_state) Corrected typo.
68 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
70 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
71 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
72 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
74 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
76 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
77 case, expand GT comparisons correctly. Fix a comment before this
80 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
82 * dwarfout.c: Include "frame.h"
83 * dwarf2out.c: Likewise.
84 * Makefile.in (dwarfout.o): Depend on frame.h
85 (dwarf2out.o): Likewise.
87 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
89 Restore i386 binary compatibility in Dwarf EH info.
90 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
91 value of FIRST_PSEUDO_REGISTER.
92 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
93 (struct frame_state): Use DWARF_FRAME_REGISTERS.
94 * dwarfout.c (output_reg_number): Ditto.
95 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
96 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
98 1999-12-29 Bruce Korb <autogen@linuxbox.com>
100 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
101 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
102 (<hack>_RE_CT): not needed
103 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
104 rewritten to scan the file text once only
105 "template<..." test added
106 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
107 (is_cxx_header): declaration added
108 * fixinc/fixtests.c(is_cxx_header): removed
109 (apply_fix_p_t): removed
110 (double_slash_test): is_cxx_header is only called once now
111 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
112 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
113 within the templates.
114 The borken spelling of "broken" was fixed.
115 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
116 The default level depends on FIXINC_DEBUG.
118 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
121 Otherwise provide a declaration for atexit.
122 (init_dummy): Make sure dummy call to atexit is nevertheless
123 called with correct number of args.
125 * frame.c: Update comments referring to other files.
127 * libgcc2.c: Likewise.
129 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
131 * cse.c (free_element, get_element): Remove unused prototypes.
133 * fold-const.c (extract_muldiv): Initialize variables `op0' and
136 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
139 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
141 * configure.in,configure: case arm for mn10200-*-* now sets
142 float_format=i32 so that float.h will correctly claim "double"
143 to be 32 bits. Ran autoconf to generate configure from .in file.
145 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
147 * pa.md (conditional zero): If op1 is a register, force it into
148 the same register as op0.
150 1999-12-28 Mark Mitchell <mark@codesourcery.com>
152 * tree.h (BINFO_BASETYPES): Improve documentation.
154 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
156 * configure.in (--enable-checking): Use a more portable `for'
159 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
161 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
162 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
164 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
167 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
170 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
171 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
172 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
173 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
174 xm-svr4.h: Remove all instances of sys_siglist handling.
176 1999-12-27 Jakub Jelinek <jakub@redhat.com>
178 * config/sparc/sparc.md (cmp_zero_qi,
179 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
180 cmp_zero_extendqidi2_andcc_set): New patterns.
182 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
184 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
185 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
186 (fpgnulib.c, xfgnulib.c): Add rules.
187 * m68k/t-mot3300-gas: Likewise.
189 1999-12-27 Ian Lance Taylor <ian@zembu.com>
191 * configure.in: Avoid [[ by using test and changequote. Add
192 changequote required by 1999-12-14 change.
193 * configure: Rebuild.
195 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
197 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
199 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
201 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
202 * flow.c (find_use_as_address): Likewise.
203 * function.c (fixup_var_refs_1): Likewise.
204 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
205 * jump.c (invert_exp, redirect_exp): Likewise.
206 * loop.c (replace_call_address): Likewise.
207 (count_nonfixed_reads): Likewise.
208 * rtlanal.c (modified_between_p): Likewise.
209 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
210 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
211 * unroll.c (remap_split_bivs): Likewise.
213 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
215 * diagnostic.c (v_message_with_decl): Use .* format specifier
216 instead of building the format specifier width manually.
218 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
219 determining whether to provide a prototype. Remove the
220 sys_siglist clause in the conditional.
222 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
224 * fold-const.c (operand_equal_p): Use memcmp to compare string
226 Suggested by D. J. Bernstein
228 1999-12-17 Jakub Jelinek <jakub@redhat.com>
230 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
231 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
233 * config/mips/mips.h (TARGET_64BIT): Likewise.
234 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
235 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
236 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
237 dsps. Give routines proper names if SI/DI modes are not used.
238 * longlong.h: Use DWunion instead of DIunion.
240 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
242 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
243 GC_CHECKING, GC_ALWAYS_COLLECT.
244 * configure.in: Allow --enable-checking with an argument
245 listing check modes to enable.
246 * config.in, configure: Rebuilt.
247 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
248 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
249 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
250 ENABLE_GC_ALWAYS_COLLECT.
251 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
253 * tree.h, tree.c: Change ENABLE_CHECKING to
254 ENABLE_TREE_CHECKING throughout.
256 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
258 * fold-const.c (fold_truthop): Properly check for FP RHS.
260 1999-12-24 Mark Mitchell <mark@codesourcery.com>
262 * toplev.h (note_deferall_of_defined_inline_function): Declare.
263 * toplev.c (note_deferral_of_defined_inline_function): New
264 function, split out from ...
265 (rest_of_compilation): ... here. Use it.
267 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
269 * expr.c (store_constructor): Don't call clear_storage if size is
272 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
274 * Makefile.in (toplev.o): Depend on loop.h.
276 * dwarfout.c: Include tm_p.h.
278 * emit-rtl.c (restore_emit_status): Mark parameter with
281 * final.c (final_scan_insn): Likewise.
283 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
284 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
285 flow_depth_first_order_compute, flow_loop_pre_header_find,
286 flow_loop_tree_node_add, flow_loops_tree_build,
287 flow_loop_level_compute, flow_loops_level_compute,
288 flow_loop_outside_edge_p): Add prototypes.
289 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
291 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
292 Mark with ATTRIBUTE_NORETURN.
294 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
296 * local-alloc.c (no_conflict_p): Likewise.
298 * loop.c (insert_bct): Hide definitions of variables with hidden
300 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
302 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
303 with ATTRIBUTE_UNUSED.
304 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
305 (reg_scan): Likewise.
307 * reload.c (find_reloads): Remove unused variables `changed'.
309 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
311 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
312 Remove unused variable `insn'.
314 * toplev.c: Include loop.h.
315 (report_file_and_line): Remove unnecessary prototype.
317 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
319 * unroll.c (biv_total_increment): Likewise.
321 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
323 * reload1.c (emit_input_reload_insns): Restore old behaviour
324 wrt. 'special' reloads.
326 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
328 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
329 hash.h. (cse.c): Don't depend on hashtab.h.
331 * cse.c: Don't include hashtab.h.
332 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
334 * ggc-simple.c: Don't include hash.h.
336 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
338 * dwarf2out.c (add_abstract_origin_attribute): Call
339 gen_abstract_function on our function context.
341 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
343 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
345 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
347 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
350 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
352 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
353 constraints to "a!r".
355 1999-12-21 Mark Mitchell <mark@codesourcery.com>
357 * Makefile.in (calls.o): Depend on function.h.
360 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
362 * reload1.c (emit_reload_insns): Break out code and variables into...
363 (input_reload_insns, other_input_address_reload_insns,
364 other_input_reload_insns, input_address_reload_insns,
365 inpaddr_address_reload_insns, output_reload_insns,
366 output_address_reload_insns, outaddr_address_reload_insns,
367 operand_reload_insns, other_operand_reload_insns,
368 other_output_reload_insns): ... new static variables, and...
369 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
370 do_output_reload): ... new functions.
372 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
374 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
376 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
378 * md.texi: Add c4x constraints documentation.
380 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
382 * config/i386/dgux.c (struct option): Rename to
383 lang_independent_option.
384 (struct m_options): Add description field.
385 (output_options): Rename option type, add sep declaration, output
386 ix86_cpu_string and ix86_arch_string only if set.
387 (output_file_start): Rename option type.
389 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
391 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
393 (libgcc2.a): Similarly.
395 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
397 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
398 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
399 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
401 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
403 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
404 Remove redundant initialization of "frexpon" and "expon".
406 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
408 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
410 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
411 (store_constructor_field, expand_expr): Pass new arg.
413 1999-12-20 Mark Mitchell <mark@codesourcery.com>
415 * Makefile.in (explow.o): Depend on function.h.
417 * stor-layout.c (set_sizetype): Fix typo.
419 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
421 * function.c (cfun): Renamed from current_function. All users
423 * function.h (cfun): Rename declaration as well.
425 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
426 to be of type regset_head, not regset. All users changed by adding
428 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
430 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
432 * config/c4x/rtems.h: New file.
434 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
436 * reload1.c (spill_failure): Take class of failed reload as argument
437 and print it. Caller changed.
439 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
441 * rs6000.h (SUBTARGET_DEFAULT): New macro.
442 (TARGET_SWITCHES): Allow subtargets to default switches.
443 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
445 1999-12-18 Mark Mitchell <mark@codesourcery.com>
447 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
450 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
452 * cccp.c (main): Define __STDC_VERSION__ as necessary.
453 * cppinit.c (cpp_handle_option): Likewise.
455 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
456 determine when to define.
458 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
460 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
461 cmove with mismatched test and data modes.
463 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
465 * c-typeck.c (c_expand_start_case): Don't warn for long switch
468 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
470 * alias.c: Minor reformatting.
473 * stor-layout.c: Likewise.
474 * fold-const.c: Likewise.
475 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
476 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
478 (size_int_wide): Cache nodes even if garbage collecting.
479 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
480 of SAVE_EXPR has no side effects.
481 * cse.c: Move a comment.
482 * tree.c: Minor reformatting.
483 (int_size_in_bytes): Return -1 if constant overflows.
485 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
487 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
489 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
491 * objc/objc-parse.c: Regenerate. This file must be rebuilt
492 after any change to c-parse.in, even if objc-parse.y didn't
495 1999-12-18 David S. Miller <davem@redhat.com>
497 * toplev.c (rest_of_compilation): Restore BLOCK tree
498 reconstruction and branch shortening changes lost in
499 December 18th change.
501 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
503 * config/arm/linux-elf.h: Change all instances of
504 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
505 * config/arm/uclinux-elf.h: Likewise.
507 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
509 * toplev.c (notice, vmessage, v_message_with_file_and_line,
510 v_message_with_decl, file_and_line_for_asm,
511 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
512 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
513 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
514 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
515 pfatal_with_name, fatal_io_error, need_error_newline,
516 last_error_function, last_error_tick, announce_function,
517 default_print_error_function, print_error_function,
518 report_error_function, fnotice, error_with_file_and_line,
519 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
520 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
521 warning_with_decl, warning_for_asm, warning, pedwarn,
522 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
524 (compile_file): Use fnotice instead of notice. Adjust call.
526 * diagnostic.c: New file.
528 * Makefile.in (OBJS): Include diagnostic.o
529 (diagnostic.o): Define dependence.
531 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
533 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
536 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
538 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
540 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
542 * fixtests.c (is_cxx_header): New fn, split out of
544 (else_endif_label): Allow "#endif // comment" in C++ headers,
545 as determined by is_cxx_header.
546 * fixfixes.c (else_endif_label_fix): Update comment.
547 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
549 * genfixes: Correct double thinko in commandline parsing.
550 * hackshell.tpl: Generate correct sh syntax for bypass
553 * inclhack.def (all): Whenever an inserted preprocessor
554 conditional is split over multiple lines, use double
555 backslashes in this file so the fixed header will be readable.
557 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
558 and add bypass entry for correct version of this header.
559 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
560 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
562 (hpux8_bogus_inlines): New fix, split from...
563 (ultrix_atof_param) ... here.
564 (math_expression): Add bypass entry keyed to glibc comment
565 indicating the problem has been dealt with; disable
566 unnecessary sed operations; update commentary.
567 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
568 add select and bypass entries, simplify shell operation.
569 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
571 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
572 ultrix_atof_param): Add select entry.
573 (stdio_va_list, sunos_mather_decl): Add bypass entry.
574 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
575 comments with the fixes they describe.
577 * c-parse.in (string action): Do not warn about ANSI string
578 concatenation in system headers. Affects C parser only.
579 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
581 1999-12-16 Jakub Jelinek <jakub@redhat.com>
583 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
584 compiling libgcc2 the macro depends always on arch cpp defines.
586 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
588 * loop.c (insert_loop_mem): Don't record MEMs from inside
591 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
593 * regclass.c (regclass): Do not use flowgraph when not optimizing.
595 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
596 notes too, create one when replacement failed, attempt to simplify
598 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
601 1999-12-16 Mark Mitchell <mark@codesourcery.com>
603 * crtstuff.c (__dso_handle): Declare.
604 (__cxa_finalize): Likewise.
605 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
608 * invoke.texi: Document -fuse-cxa-atexit.
610 * tree.h (ptr_type_node): Document.
611 (const_ptr_type_node): Likewise.
613 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
615 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
616 (optimize_reg_copy_2): Likewise.
617 (optimize_reg_copy_3): Likewise.
618 (fixup_match_2): Likewise.
619 (regmove_optimize): Likewise.
620 (fixup_match_1): Liekwise.
622 * i386.md (HI to SImode promoting splitters): Rewrite.
623 (pushsf mem peep2): New.
624 (testhi to andhi peep2): Remove.
625 * i386.h (x86_promote_QImode): New.
626 (TARGET_PROMOTE_QImode): New.
627 (PREDICATE_CODES): Add promotable_binary_operator.
628 * i386.c (x86_promote_QImode0: New.
629 (promotable_binary_operator): New.
630 * i386-protos.h (promotable_binary_operator): New.
632 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
634 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
636 1999-12-16 Mark Mitchell <mark@codesourcery.com>
638 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
639 * function.c (insert_block_after_note): Remove.
640 (retrofit_block): Likewise.
641 (identify_blocks): Fix indentation.
642 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
643 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
644 * function.h (insert_block_after_note): Remove prototype.
645 (retrofit_block): Likewise.
646 * integrate.c (expand_inline_function): Don't call
647 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
648 just expand_start_bindings. Use the block_map to remap old
649 NOTE_BLOCKs to new ones.
650 (integrate_decl_tree): Keep track of remapped blocks.
651 * integrate.h (struct inline_remap): Add block_map.
652 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
653 NOTE_BLOCK on the notes.
654 (expand_start_bindings): Rename to ...
655 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
656 (expand_end_bindings): Set NOTE_BLOCK.
657 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
658 reconstruct the BLOCK tree.
659 * tree.h (expand_start_bindings): Macroize. Call ...
660 (expand_start_bindings_and_block): New function.
662 1999-12-16 Jakub Jelinek <jakub@redhat.com>
664 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
667 1999-12-16 David S. Miller <davem@redhat.com>
669 * expr.c (emit_move_insn_1): Only emit clobbers if one of
670 the outputs is a SUBREG.
671 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
674 * config/sparc/sparc.c (epilogue_renumber): Add default case
677 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
679 * toplev.c (rest_of_compilation): Run branch shortening after
682 * regclass.c (loop_depth): Remove
683 (scan_one_insn): Do not handle LOOP_NOTE insns.
684 (regclass): Go through basic blocks and set loop_cost
686 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
688 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
690 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
692 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
693 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
694 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
696 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
698 * loop.c (insert_loop_mem): Ignore memory clobbers.
700 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
703 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
705 * profile.c: Remove redundant #include "output.h".
707 * h8300.md (HImode preinc peephole): Fix typo.
709 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
711 * function.c (retrofit_block): Abort if we don't find a suitable insn.
712 (insert_block_after_note): Abort if we don't have a previous block.
714 * function.h: Adjust.
716 1999-12-15 Mark Mitchell <mark@codesourcery.com>
718 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
719 argument more than once.
721 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
723 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
725 1999-12-15 Jakub Jelinek <jakub@redhat.com>
727 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
729 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
731 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
732 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
733 update stack_alignment_needed.
734 (prepare_function_start): Initialize stack_alignment_needed
735 * function.h (struct function): Add field stack_alignment_needed.
737 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
739 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
740 Handle live_throughout / dead_or_set instead of live_before /
742 (save_call_clobbered_regs): Get register livenessinformation from
743 chain->live_throughout.
744 (add_stored_regs): New function.
745 (insert_restore, insert_save): Add restored / saved registers to
747 * global.c (reg_dies): New parameter chain.
748 (reg_becomes_live): Third parameter is regs_set now.
750 (reg_dies): New parameter chain. Changed all callers.
751 (build_insn_chain): Set live_throughout instead of
752 live_before / live_after.
753 * reload.h (struct insn_chain): Replace members live_before /
754 live_after with live_throughout / dead_or_set.
755 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
756 instead of live_before / live_after.
757 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
758 (order_regs_for_reload, find_reg, finish_spills): Likewise.
759 (choose_reload_regs_init): Likewise.
760 * stupid.c (current_chain, find_clobbered_regs): Delete.
761 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
762 instead of chain->live_before / chain->live_after.
763 (mark_hard_ref): New function.
764 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
766 1999-12-15 David S. Miller <davem@redhat.com>
768 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
770 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
772 * flow.c (calculate_loop_depth): Make global, remove prototype,
773 rewrite to use new loop infrastructure.
774 (find_basic_block): Remove calculate_loop_depth call.
775 * toplev.c (rest_of_compilation): Call find_basic_block.
776 * output.h (calculate_loop_depth): Declare.
778 * flow.c (dump_flow_info): Dump loop_depth.
779 (flow_loops_nodes_find): Increase loop_depth for basic block in the
781 (flow_loops_find): Initialize the loop_depth for each basic block.
783 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
785 * tree.c (decl_function_context): Handle virtual functions.
787 * tlink.c (scan_linker_output): Don't look in demangled name when
788 looking for linker output keywords.
790 * dwarfout.c (output_type): We can defer namespace-scope classes.
792 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
794 * regclass.c (record_reg_classes): Update comment for merging
795 register class preferences in reg->reg copies. Tighten conditions
796 for merging register class preferences in reg->reg copies.
798 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
800 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
802 1999-12-14 Geoff Keating <geoffk@cygnus.com>
804 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
805 (INIT_SECTION_ASM_OP): Delete.
806 (FINI_SECTION_ASM_OP): Delete.
807 (STARTFILE_SPEC): Define to hold just crtbegin.o.
809 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
811 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
812 the abstract origin wasn't emitted.
814 * dwarf2out.c (class_scope_p): New fn.
815 (gen_subprogram_die): Use it.
816 (gen_variable_die): Use it. Tweak logic.
817 (gen_struct_or_union_type_die): Check context_die to determine
818 if we're function-local.
819 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
821 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
823 * loop.c (check_dbra_loop): Can't reverse a biv that has
826 1999-12-14 Nick Clifton <nickc@cygnus.com>
828 * config/arm/arm.c: Add support for -mcpu=arm720 command line
831 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
833 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
834 for givs made from biv increments.
836 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
838 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
839 * alpha.c (override_options): Recognize -mcpu=ev67.
840 * alpha.h (CPP_CPU_EV67_SPEC): New.
841 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
842 (EXTRA_SPECS): Update.
844 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
846 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
847 appropriate for -lang-c89 and -std=*.
848 * cppinit.c (cpp_handle_option): Likewise.
849 (new_pending_define): New, split out from cpp_handle_option.
850 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
851 or enable trigraphs for -ansi/-std=*.
853 * ginclude/stdarg.h (__va_copy): New.
854 (va_copy): Don't define for C89.
856 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
858 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
859 for long long multiply-accumulate.
861 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
863 * regclass.c (scan_one_insn): Set loop_cost to 1 when
866 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
868 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
869 if something changed. Back out that part of yesterday's changes.
871 * loop.c (loop_max_reg): New static variable.
872 (loop_optimize): Initialize it. Eliminate one unnecessary call to
874 (scan_loop): Call reg_scan_update whenever we may have added new
875 registers, and update loop_max_reg.
877 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
879 * regclass.c (record_reg_classes): Do not do the copying preferrencing
880 when source does not die.
882 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
884 1999-12-14 Jakub Jelinek <jakub@redhat.com>
886 * config/sparc/linux64.h (TARGET_LIVE_G0,
887 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
889 * config/sparc/linux.h (TARGET_LIVE_G0,
890 TARGET_BROKEN_SAVERESTORE): Likewise.
891 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
892 TARGET_BROKEN_SAVERESTORE): Likewise.
894 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
895 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
897 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
898 as sparc64 block profiling register.
899 * config/sparc/sparc.c (sparc_override_options): Allow block
901 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
903 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
904 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
905 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
907 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
909 * config/sparc/sparc.h: Likewise.
910 * config/sparc/xm-sysv4-64.h: Likewise.
911 * config/float-sparc.h: Likewise.
912 * glimits.h: Likewise.
913 * longlong.h: Likewise.
915 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
916 (ASM_IDENTIFY_GCC): Remove.
918 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
920 * combine.c (combine_simplify_rtx): Don't make shared rtl.
921 (simplify_logical): Likewise.
923 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
925 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
926 * cppfiles.c (INO_T_EQ): Likewise.
928 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
930 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
931 * i386/mingw32.h (LIB_SPEC): Likewise.
932 (STARTFILE_SPEC): Likewise.
933 * i386/uwin.h (LIB_SPEC): Likewise.
934 (STARTFILE_SPEC): Likewise.
936 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
937 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
939 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
941 * combine.c (combine_simplify_rtx): Fix order of checks for
942 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
944 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
946 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
947 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
949 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
951 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
953 * regclass.c (inv_reg_alloc_order): New array.
954 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
956 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
957 counted_for_groups, counted_for_nongroups. Add fields rld and
959 * reload.c (push_secondary_reload): Don't set nongroup field of
961 (push_reload): Likewise.
962 (find_reloads): Delete code to compute nongroup fields.
963 * reload1.c (reload_insn_firstobj): New static variable.
964 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
966 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
967 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
968 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
970 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
972 (struct hard_reg_n_uses): Deleted.
973 (potential_reload_regs): Deleted.
974 (init_reload): Initialize spilled_pseudos and pseudos_counted.
975 (reload): Don't try to allocate reload registers if we already know
976 we have to make another pass. Call select_reload_regs. Free memory
977 starting with reload_firstobj when starting another pass.
978 Don't allocate spilled_pseudos.
979 (calculate_needs_all_insns): Call copy_reloads for an insn that
980 needs reloads; don't call calculate_needs.
981 (spill_cost): New static array.
982 (used_spill_regs_local): New static variable.
983 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
984 to compute potential_reload_regs.
985 (find_reload_regs): Completely rewritten to use find_reg.
986 (allocate_reload_reg): Don't test counted_for_groups or
987 counted_for_nongroups. Lose NOERROR arg and code to give an error;
989 (choose_reload_regs): Add fallback code that uses the existing
990 register allocation from find_reload_regs.
992 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
994 * flow.c (create_edge_list): Cast xmalloc return value.
996 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
998 * doprnt.c: Remove incorrect comment closure.
1000 * cse.c: Fix a few minor whitespace goofs.
1002 1999-12-13 Don Bowman <don@pixstream.com>
1004 * mips/vxworks.h: Fix problem with comment termination.
1005 (EXTRA_SECTIONS): Add in_sbss.
1006 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
1008 1999-12-12 David S. Miller <davem@redhat.com>
1010 * cse.c (struct cse_reg_info): Add hash_next member,
1011 reorder rest of struct for better packing on 64-bit
1013 (cse_reg_info_tree): Kill.
1014 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
1015 REGHASH_FN): New custom pow2 hash mechanism.
1017 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
1018 use a pow2 hash table.
1019 (get_cse_reg_info): Rework to use new REGHASH.
1020 (new_basic_block): Likewise, use HASH_SIZE, and inline
1022 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
1023 and inline free_element call.
1024 (lookup_as_function, insert, flush_hash_table, invalidate,
1025 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
1026 invalidate_for_call, use_related_value, find_comparison_args,
1027 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
1028 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
1031 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
1033 * cse.c (cse_basic_block): Free qty_table consistently.
1035 1999-12-12 David S. Miller <davem@redhat.com>
1036 Jakub Jelinek <jakub@redhat.com>
1038 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
1039 SUBREGs by hand, gen the appropriate hard reg directly.
1040 (movtf reg/mem split): Likewise and alter_subreg on destination
1042 (movtf mem/reg split): Similarly.
1043 (movdf_cc_sp64): Rename from hidden pattern.
1044 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
1045 (movtf_cc_sp64, following split): New pattern and splitter.
1046 (movdf_cc_reg_sp64): Rename from hidden pattern.
1047 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
1049 (movtf_cc_reg_sp64, following split): New pattern and splitter.
1051 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
1053 * loop.c (load_mems): Don't hoist written floating point mem
1056 1999-12-12 Mark Mitchell <mark@codesourcery.com>
1058 * except.h (struct eh_queue): Add `next' pointer.
1059 (struct eh_status): Make x_ehqueue a pointer.
1060 (push_ehqueue): Declare.
1061 (pop_ehqueue): Likewise.
1062 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
1064 (expand_fixup_region_end): Likewise.
1065 (expand_leftover_cleanups): Likewise.
1066 (push_ehqueue): Define.
1067 (pop_ehqueue): Likewise.
1068 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
1069 than doing it inline.
1070 (expand_start_all_catch): Adjust now that ehqueue is a
1072 (mark_eh_queue): Mark all level of the queue.
1073 (mark_eh_status): Adjust now that ehqueue is a
1075 (init_eh_for_function): Allocate ehqueue.
1076 (free_eh_status): Free it.
1077 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
1078 expansion for a fixup.
1080 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1082 * gthr-single.h (__gthread_active_p): Add prototype arguments.
1084 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
1085 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
1086 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
1087 function_ptr, getpagesize, __enable_execute_stack,
1088 __enable_execute_stack, __clear_insn_cache,
1089 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
1090 _cleanup, _exit, __default_terminate, __terminate_func,
1091 __terminate, __empty, __throw, new_eh_context,
1092 eh_context_initialize, eh_context_static, eh_context_specific,
1093 get_eh_context, __get_eh_context, __get_eh_info,
1094 init_reg_size_table, eh_threads_initialize,
1095 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
1096 __unwinding_cleanup, throw_helper, __throw, __rethrow,
1097 __pure_virtual): Add prototype arguments.
1098 (__bb_exit_func): Cast a sizeof to long when comparing against one.
1099 Cast a signed value to unsigned long when comparing against one.
1100 (new_eh_context): Wrap in _GTHREADS macro.
1101 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
1103 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
1104 (throw_helper): Initialize variables `handler_p' and `pc_p'.
1106 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1108 * combine.c (record_promoted_value): Remove unused variable
1111 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
1113 * global.c (record_conflicts): Likewise for `j'.
1115 * genoutput.c (output_insn_data): Don't unnecessarily cast away
1118 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1120 * i386-protos.h (output_387_binary_op, output_fix_trunc,
1121 output_fp_compare): Constify a char*.
1123 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
1125 (override_options, ix86_comp_type_attributes, print_operand,
1126 output_387_binary_op, output_fix_trunc, output_fp_compare):
1128 (ix86_sched_reorder): Mark parameter `clock_var' with
1131 * i386.h (DEBUG_PRINT_REG): Constify a char*.
1133 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
1135 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
1136 operand, for use in the Java front-end.
1138 1999-12-10 Ben Collins <bcollins@debian.org>
1140 * configure.in: Fix typo for "-64" in 64bit as check.
1141 * configure: Rebuilt.
1143 1999-12-10 Jakub Jelinek <jakub@redhat.com>
1145 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
1148 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1150 * c-parse.in (string): With -Wtraditional, warn if ANSI string
1151 concatenation is utilized.
1153 * invoke.texi (-Wtraditional): Document it.
1155 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1157 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
1158 Cast a ptrdiff_t to long and pass it to printf with %ld.
1160 1999-12-10 Geoff Keating <geoffk@cygnus.com>
1162 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
1163 68881, we have no 68881 registers at all.
1164 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
1165 value in a 68881 register if it is available.
1167 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
1169 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
1170 for long long multiply-accumulate.
1172 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
1174 * loop.c (insert_loop_mem): Undo last change.
1176 1999-12-10 David S. Miller <davem@redhat.com>
1178 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
1180 * config/sparc/sparc-protos.h: Add them.
1181 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
1182 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
1183 constraints which use those helpers.
1184 (EXTRA_CONSTRAINT): Use this new macro.
1185 * md.texi: Update sparc target constraints documentation.
1186 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
1187 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
1188 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
1189 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
1190 (movsf high/lo_sum split): Rework for new patterns.
1191 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
1193 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
1195 * c-common.c (c_common_nodes_and_builtins):
1196 Create __builtin_ptrdiff_t and __builtin_size_t.
1198 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
1200 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
1202 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1204 * regclass.c (globalize_reg): Re-instate test that allows
1205 fixed registers to be declared as a variable even after functions
1208 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1210 * i386.md (cpu attribute): Add "athlon".
1211 (athlon_decode): New attribute.
1212 (Athlon scheduling units definitions): New.
1213 (fcmp and shld patterns): Set athlon_decode to "vector".
1214 * i386.c (athlon_cost): New.
1216 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
1217 x86_use_sahf): Set for Athlon.
1218 (x86_use_fiop): Unset for Athlon.
1219 (override_options): Define Athlon alignments and "athlon" name.
1220 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
1221 * i386.h (TARGET_ATHLON): New.
1222 (enum processor_type): Add PROCESSOR_ATHLON.
1223 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
1225 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
1227 1999-12-09 Andreas Jaeger <aj@suse.de>
1229 * loop.c (record_biv): Declare parameter as int.
1231 * config/i386/i386-protos.h: Declare long_memory_operand.
1233 1999-12-09 Mark Mitchell <mark@codesourcery.com>
1235 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
1236 EXPR_WITH_FILE_LOCATION.
1238 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1240 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
1243 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
1245 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
1248 1999-12-09 Jakub Jelinek <jakub@redhat.com>
1250 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
1251 default on linux64 again.
1252 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
1253 models for multilibing.
1254 * genmultilib: Accept | as alternative separator within a set in
1257 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
1259 * calls.c (precompute_arguments): Make sure initial_value contains
1260 value pseudo which CSE expects.
1261 * cse.c (struct set): New entry orig_src.
1262 (cse_insn): Set it early on entry, use it for libcall EQUIV note
1265 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
1267 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
1269 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
1271 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
1273 1999-12-08 Jakub Jelinek <jakub@redhat.com>
1275 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
1276 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
1278 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
1281 * longlong.h: Merge in changes from glibc.
1282 Also don't clobber %g2 register in 32bit SPARC assembly, so that
1283 -mno-app-regs libgcc can be compiled.
1284 * libgcc2.c: Add defines so that the updated longlong.h
1285 can be used in libgcc2.a. Also, make sure on most architectures
1286 (at least on all which have optimized code in longlong.h defined
1287 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
1289 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1291 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
1292 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
1293 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
1295 * configure: Rebuilt.
1297 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
1299 * alpha.c (secondary_reload_class): For !BWX, sub-simode
1300 outputs require a register.
1302 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
1304 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
1305 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
1306 functions like dptoul will be resolved.
1307 (libgcc2.a): Make sure that the object files from DPBIT are named
1308 differently (prefix `_dp') from those that would be coming from
1311 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
1313 * configure.in: When target is sparc* and tm_file contains 64,
1314 test for 64bit support in assembler. If not supported, remove
1315 sparc/t-sol2-64 from target-dependent Makefile fragments.
1316 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
1317 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
1318 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
1319 * acconfig.h (AS_SPARC64_FLAG): Added.
1320 * configure, config.in: Rebuilt.
1321 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
1322 support. Use AS_SPARC64_FLAG.
1324 1999-12-07 Jakub Jelinek <jakub@redhat.com>
1326 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
1327 suitable for holding OFmode values so that gcc works with complex
1329 (hard_64bit_mode_classes): Likewise.
1331 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
1332 so that it is actually matched.
1333 (sethi_di_medlow): Likewise.
1335 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
1336 as legitimate constant if -mvis.
1337 * config/sparc/sparc.md (movtf): Likewise.
1338 (clear_sf): Use const_double_operand.
1339 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
1341 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
1342 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
1343 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
1344 routines, _Qp_* cannot be handled like that now.
1345 (INIT_TARGET_OPTABS): Likewise.
1346 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
1347 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
1348 sparc_emit_float_lib_cmp if ARCH64 and soft float.
1349 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
1350 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
1351 divtf3, sqrttf3): New expanders.
1352 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
1353 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
1354 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
1357 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
1358 * configure: Rebuilt.
1359 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
1360 -mcpu is given and we're doing 64bit compiles.
1362 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
1364 * loop.h (struct induction): Add multi_insn_incr.
1365 * loop.c (basic_induction_var): New multi_insn_incr argument.
1366 Set it if we search back through previous insns for the biv.
1367 (record_biv): New multi_insn_incr argument; fill in struct induction.
1368 (strength_reduce): Discard an iv with multiple bivs, any of
1369 which require multiple insns to increment.
1371 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1373 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
1376 1999-12-06 David S. Miller <davem@redhat.com>
1378 * combine.c (check_promoted_subreg): Do not conditionalize this upon
1379 PROMOTE_FUNCTION_RETURN.
1381 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
1383 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
1384 and handle REG_UNUSED note on insn.
1386 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
1387 inner_mask instead of mask.
1389 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
1391 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
1392 zero if there was an error.
1394 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1396 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
1399 * longlong.h: Fix clobbers in SPARC asm statements.
1401 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
1402 valid sethi operations when TARGET_ARCH64.
1404 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
1405 always use move_by_pieces to avoid infinite recursion.
1406 (restore_fixed_argument_area): Likewise.
1408 * combine.c (check_promoted_subreg, record_promoted_value): New
1410 (combine_instructions): Use them to retain nonzero and sign bit
1411 information after SUBREGs are eliminated by optimizations in
1412 this pass if PROMOTE_FUNCTION_RETURN.
1414 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
1415 .register declaration. Don't use variables with __ prefixes.
1417 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1419 * fold-const.c (optimize_bit_field_compare): Only use one mode
1420 for both RHS and LHS in non-constant case.
1422 1999-12-06 Nathan Sidwell <nathan@acm.org>
1424 * frame.c (start_fde_sort): Only allocate erratic array, if
1425 linear one was allocated. Return allocated flag.
1426 (fde_insert): Only insert, if there's a valid array.
1427 (fde_end_sort): Split, sort and merge if linear and erratic
1428 arrays exist, else just sort linear one.
1429 (search_fdes): New function. Linear search through original fde
1431 (frame_init): Permit multiple initializations. Cope with
1433 (find_fde): Fallback on linear search, if failed to sort array.
1434 (__deregister_frame_info): Only free sorted array, if we
1437 1999-12-06 Jakub Jelinek <jakub@redhat.com>
1439 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
1441 1999-12-05 Jakub Jelinek <jakub@redhat.com>
1443 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
1445 1999-12-05 Mark Mitchell <mark@codesourcery.com>
1447 * tree.h (special_function_p): Declare.
1448 * calls.c (special_function_p): Make it global. Don't take `name'
1449 as a parameter. Fix typo in 1999-11-28 change.
1450 (expand_cal): Adjust.
1452 1999-12-04 Mark Mitchell <mark@codesourcery.com>
1454 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
1455 * tree.h (EXPR_WFL_FILENAME): Define in terms of
1456 EXPR_WFL_FILENAME_NODE.
1457 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
1459 * print-tree.c (print_note): Print TREE_PRIVATE and
1462 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
1463 the original die cannot be found.
1465 * varray.h (varray_head_tag): Add elements_used.
1466 (VARRAY_PUSH): New macro.
1467 (VARRAY_POP): Likewise.
1468 (VARRAY_TOP): Likewise.
1469 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
1471 * varray.c (varray_init): Initialize elements_used.
1472 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
1473 (INTEGRATE_H): New variable.
1474 (integrate.o): Depend on INTEGRATE_H.
1475 (unroll.o): Likewise.
1477 * function.h (insert_block_after_note): Declare.
1478 * function.c (insert_block_after_note): Split out from ...
1479 (retrofit_block): ... here.
1481 * stmt.c (expand_fixup): Fix typo in comment.
1483 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1485 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
1486 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
1487 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
1488 (regmove_optimize, fixup_match_1): Likewise.
1490 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1492 * flow.c (flow_loops_dump): Add missing argument when calling
1495 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
1496 Greg McGary <gkm@gnu.org>
1498 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
1499 (init_attributes): Add A_NO_LIMIT_STACK.
1500 (decl_attributes): Handle A_NO_LIMIT_STACK.
1501 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
1502 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
1503 Handle stack bounds checking.
1504 * flags.h (flag_stack_check): Use the word 'probe' rather than
1505 'check', because the flag doesn't actually cause any checking to
1507 * function.c (expand_function_start): Set
1508 current_function_limit_stack.
1509 * function.h (struct function): Add limit_stack.
1510 (current_function_limit_stack): Define.
1511 * invoke.texi (Code Gen Options): Document new options.
1512 * rtl.h: Declare stack_limit_rtx.
1513 * toplev.c (stack_limit_rtx): New variable.
1514 (decode_f_option): Handle new options -fstack-limit-register=REG,
1515 -fstack-limit-symbol=IDENT, -fno-stack-limit.
1516 (main): Add stack_limit_rtx as GC root.
1517 * tree.h (DECL_NO_LIMIT_STACK): New macro.
1518 (struct tree_decl): New member no_limit_stack.
1520 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
1522 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
1523 (conditional_trap+1): Get new mnemonic correct.
1524 (conditional_trap+2): New pattern for DImode traps.
1526 * config/m68k/m68k.c (output_function_prologue): Handle
1528 * config/m68k/m68k.md (trap): New insn.
1529 (conditional_trap): New insn.
1530 * md.texi (Standard Names): Document `trap' and
1532 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
1533 so a cc0 setter doesn't get emitted at some random place in the
1536 * config/i960/i960.md (trap): New insn.
1537 (conditional_trap): New expander.
1538 (conditional_trap+1, conditional_trap+2): New insns for signed
1540 * config/i960/i960.c (i960_function_prologue): Use
1541 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
1543 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
1544 Geoffrey Keating <geoffk@cygnus.com>
1546 * flags.h (warn_padded, warn_packed): Add global var decls.
1547 * toplev.c (warn_padded, warn_packed): Add global var defns.
1548 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
1549 * stor-layout.c (layout_record): Add local variable `type'
1550 to hold often-used TREE_TYPE (field). Add local variable
1551 `unpacked_align' to hold alignment that would be in force
1552 if no `packed' attribute were present. Warn if `packed' attribute
1553 is unnecessary, or even harmful. Warn when gcc inserts padding
1554 to satisfy alignment requirements of members. Use NULL_TREE
1555 when checking whether var_size is set.
1556 * invoke.texi: Document new flags.
1558 1999-12-03 Nathan Sidwell <nathan@acm.org>
1560 * frame.c (fde_split): Reimplement to avoid variable sized array.
1562 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1564 * combine.c (try_combine): Before fixing up LOG_LINKS for the
1565 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
1567 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
1569 * invoke.texi: Document the mips option -mno-crt0
1571 1999-12-02 Mike Karr <mkarr@mathworks.com>
1573 * cccp.c (argdata): Added free_ptr member.
1574 (macroexpand): Initialize free_ptr of each argument. When an
1575 argument's buffers are freed, if the argument's free_ptr corresponds
1576 to a buffer on the input stack, then return the free_ptr to that stack
1577 frame, otherwise, free it.
1578 (macarg): If an argument begins and ends on the same input stack level,
1579 then transfer the free_ptr of that buffer to the argument in case
1580 the stack is popped during the processing of a subsequent argument.
1582 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
1584 * loop.c (note_reg_stored): New function.
1585 (struct note_reg_stored_arg): New structure.
1586 (try_copy_prop): Change to be more conservative; only replace within
1587 one extended basic block and stop replacing if a store to the
1588 replacement reg is seen.
1590 1999-12-02 Nick Clifton <nickc@cygnus.com>
1592 * config/fp-bit.c: Initialise all fields of the NAN
1595 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
1598 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1600 * i386.md (extend?f?f2): Force the input into a register, not
1603 1999-12-01 Jakub Jelinek <jakub@redhat.com>
1605 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
1607 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
1608 alternative because setting up 64bit constant is usually costly,
1609 especially when reload is in progress or completed.
1610 (movdf_const_intreg_sp64): Likewise.
1611 (movdf_const_intreg split): Fix building up constants when
1612 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
1614 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
1616 * combine.c (if_then_else_cond): Use const_true_rtx instead of
1617 const1_rtx for return values in EQ/NE comparison against (const_int 0)
1620 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
1621 (asm_file_start): Emit .am33 into assembly file when compiling for
1623 (print_operand_address): Handle POST_INC addresses.
1624 (can_use_return_insn, initial_offset): Check AM33 registers too.
1625 (expand_prologue): Check & save AM33 registers too.
1626 (expand_epilogue): Similarly.
1627 (secondary_reload_class): Handle AM33 specific secondary reloads.
1628 (output_tst): Emit efficient code for the AM33 too.
1629 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
1630 (TARGET_SWITCHES): Add -mam33 switch.
1631 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
1632 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
1633 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
1634 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
1635 (enum reg_class, REG_CLASS_NAMES): Likewise.
1636 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
1637 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1638 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
1639 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
1640 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
1641 (HAVE_POST_INCREMENT): Define.
1642 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
1643 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
1644 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
1645 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
1646 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
1647 (zero_extend to SI from QI/HI): Likewise.
1648 (sign_extend to SI from QI/HI): Likewise.
1649 (mulsidi3, umulsidi3): New patterns for the AM33.
1650 (tstsi with zero extension from QI/HI): Add AM33 variants.
1651 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
1652 (return_internal_regs, store_movm): Handle new AM33 registers.
1653 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
1654 (LIBGCC, INSTALL_LIBGCC): Likewise.
1655 * invoke.texi: Document new flags.
1657 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1659 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
1660 (addsi3_carry): Likewise.
1661 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
1662 (sbbsi3_carry): Likewise.
1663 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
1665 (test?i_1): Ensure that only one operand is memory.
1666 (conditional move patterns): likewise.
1667 (shift and rotate patterns): Rewrite to expander, add
1668 "binary_operator_ok" to the condition.
1670 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
1671 * i386.h (procesor_costs): Add movzbl_load field.
1672 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
1673 non-Q registers, accept DImode registers anywhere.
1675 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
1676 * i386.c (*_cost): Set value for movxbl_load field.
1678 * (addsi): New add to lea splitter.
1680 (lea to add/shift peep2): New.
1682 1999-12-01 Mark Salter <msalter@cygnus.com>
1684 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
1685 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
1686 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
1688 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1690 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
1691 * i386.md (movsi_xor): New.
1693 (movsi_1, movhi_1, movqi_1): Remove.
1694 (movsi_2): Rename to movsi_1.
1695 (movhi_2): Rename to movhi_1.
1696 (movqi_2): Rename to movqi_1.
1697 (movdi_1): Remove; remove splitter.
1698 (movdi_2): Rename to movdi_1.
1699 (divmodsi4 splitter): Do not emit clobbers for move patterns.
1700 (long move peep2): Do not create QI or HI mode mov0s
1701 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
1703 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
1706 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
1707 (abs?f2_if): Likewise.
1709 1999-11-30 Alex Samuel <samuel@codesourcery.com>
1711 * ggc.h (ggc_test_and_set_mark): New macro.
1712 (ggc_mark_rtx): Use ggc_test_and_set_mark.
1713 (ggc_mark_tree): Likewise.
1714 (ggc_mark_rtvec): Likewise.
1715 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
1717 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
1719 * dwarf2out.c (scope_die_for): Only handle types. Only search for
1721 (decl_scope_table): Just an array of trees now.
1722 (push_decl_scope): Simplify.
1723 (dwarf2out_init): Adjust.
1724 (local_scope_p): New fn.
1725 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
1726 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
1727 (gen_typedef_die): Likewise.
1728 (gen_lexical_block_die): Don't call push/pop_decl_scope.
1729 (gen_inlined_subroutine_die): Likewise.
1730 (gen_abstract_function): Set current_function_decl temporarily.
1731 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
1732 Handle block extern declarations. Don't call push/pop_decl_scope.
1733 (gen_decl_die): Fix logic for block externs.
1735 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1737 * calls.c (special_function_p): Remove `realloc' and add `strdup'
1738 to the list of functions which have attribute malloc by default.
1740 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1742 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
1743 integer constant does not match the traditional type, limit the
1744 warnings to cases where the base of the type is ten.
1746 * invoke.texi (-Wtraditional): Document it.
1748 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1750 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
1751 * rs6000.md: Only access a CONST_INT with INTVAL
1753 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
1755 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
1756 (compute_nearerout): Likewise.
1757 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
1758 size_t to unsigned long for formatting.
1760 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1762 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
1763 Allow the user to override call-used/fixed state of %g2-5
1764 registers from the command line (with the exception of %g4 for
1766 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
1767 there is a higher chance of having a leaf function.
1768 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
1769 for ARCH64 which has %ccr register.
1770 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
1772 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
1773 insn accept into delay slot any insn which does not use %[ol]
1774 registers. Accept some LO_SUM and shift left by 1 for the normal
1776 (output_function_epilogue): Likewise.
1777 (epilogue_renumber): Added argument which inhibits any renumbering
1778 and just tests if the rtx does not use any %[ol] registers.
1779 (output_return): Reflect above change.
1781 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1783 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
1784 aggregate passing for sizes <= 16 bytes.
1786 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
1788 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
1789 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
1790 * reload.c (find_dummy_reload): Likewise.
1791 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
1792 * reload1.c (reload_as_needed): Likewise.
1793 * stupid.c (stupid_find_reg): Likewise.
1794 * tm.texi (Obsolete Register Macros): Delete section.
1795 * gmicro.h: Remove all traces of the two macros.
1800 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
1802 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
1803 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
1804 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
1805 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
1806 units for the sparclite86x chip.
1807 (flush): Revert October 14th change; add SImode specifically.
1808 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
1809 * invoke.texi: Document it.
1811 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
1813 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
1814 psimode_truncation_operand.
1816 * config/mn10200/mn10200.c (psimode_truncation_operand): New
1817 function. Return true if the operand is either a MEM valid
1818 for a PSImode address or not a MEM at all.
1820 * config/mn10200/mn10200.md (truncsipsi2): Use
1821 psimode_truncation_operand.
1823 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1825 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
1826 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
1827 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
1828 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
1829 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
1830 (flow_loop_level_compute, low_loops_level_compute): Likewise.
1831 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
1832 * basic-block.h: Protect from multiple inclusion.
1833 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
1834 (struct loops, struct loop): Define structures.
1835 * sbitmap.c (sbitmap_a_subset_b_p): New function.
1836 * sbitmap.h: Protect from multiple inclusion.
1837 (sbitmap_a_subset_b_p): Add prototype.
1838 * Makefile.in (LOOP_H): New macro.
1839 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
1841 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
1843 * cppinit.c (CAT): The argument list of this macro may not contain
1846 1999-11-29 David S. Miller <davem@redhat.com>
1848 Move quantity tables and register equivalence chains into
1849 per-qty and per-register structure arrays respectively.
1850 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
1851 qty_const_insn, qty_comparison_code, qty_comparison_const,
1852 qty_comparison_qty): Delete, replace with...
1853 (qty_table): this structure table.
1854 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
1855 (reg_eqv_table): this structure table.
1856 (make_new_qty): Add argument MODE. Caller updated.
1857 Update to use qty_table and reg_eqv_table.
1858 (make_regs_eqv, delete_reg_equiv, insert_regs,
1859 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
1860 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
1861 cse_process_notes, cse_main, cse_basic_block): Likewise.
1863 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1865 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
1866 operation if C is negative.
1867 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
1868 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
1869 law for some divisions if constant is negative and change other
1870 divisions to the opposite rounding.
1872 * expr.c (store_constructor_field): If bit position is not multiple
1873 of alignment of TARGET's mode, use BLKmode.
1875 * expr.c (expand_expr_unaligned): Add more code from full case
1876 that is needed when OP0 is in a register.
1878 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1880 * dwarfout.c (field_byte_offset): Size can be zero if there was
1883 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1885 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
1886 (associate_trees): Delete unused var TEM.
1887 (extract_muldiv): Delete unused var CANCEL_P.
1889 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
1890 (target_isinf, target_isnan, target_negative): Add return types to
1891 function definitions.
1893 1999-11-29 Bruce Korb <autogen@linuxbox.com>
1895 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
1896 * fixinc/hackshell.tpl: ditto
1897 * fixinc/fixtests.c(double_slash_test): more C++ header testing
1898 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
1900 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1902 * reload.c (push_reload): When looking for a register to put into
1903 reg_rtx, make sure all hard regs in a multi-reg register are in the
1904 right class and nonfixed.
1906 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
1907 pending_read_insns, pending_write_insns, pending_read_mems,
1908 pending_write_mems, pending_list_length, last_pending_memory_flush,
1909 last_function_call, sched_before_next_call): Move static variables
1911 (bb_ prefixed versions): Replace with single array bb_deps.
1912 (struct deps): New structure.
1913 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
1914 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
1915 argument of type "struct deps *"; use that instead of global
1916 variables. All callers changed.
1917 (init_rgn_data_dependencies): Delete function.
1918 (init_rtx_vector): Delete function.
1919 (init_deps): New function.
1921 (free_pending_lists): Simplify, we always use the bb_deps array even
1922 if only one basic block.
1923 (compute_block_backward_dependences): Likewise.
1924 (schedule_region): Likewise.
1926 (propagate_deps): New function, broken out of
1927 compute_block_backward_dependences.
1928 (compute_block_backward_dependences): Use it.
1930 * alpha.md: Delete useless patterns that tried to work around
1931 register elimination problems.
1933 * unroll.c (loop_iterations): Don't abort if iteration variable
1936 From Joern Rennecke:
1937 * reload1.c (reloads_conflict): Reverse test comparing operand
1938 numbers when testing for conflict between output/outaddr reloads.
1940 1999-11-29 David S. Miller <davem@redhat.com>
1942 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
1944 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
1946 1999-11-28 Robert Lipe <robertl@cygnus.com>
1948 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
1949 table from .fini into .dtor.
1951 1999-11-28 Anthony Green <green@cygnus.com>
1953 * tree.h (struct tree_decl): Add malloc_flag.
1954 (DECL_IS_MALLOC): Define.
1955 * c-common.c (attrs): Add A_MALLOC attribute.
1956 (init_attributes): Add this attribute to the table.
1957 (decl_attributes): Handle malloc attribute.
1958 * calls.c (special_function_p): Check for the malloc attribute.
1959 * extend.texi (Function Attributes): Document malloc attribute.
1961 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
1963 * pa.md (reload shift-add patterns): Remove.
1965 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1967 * reorg.c (dbr_schedule) Print more statistics. Corrected
1968 problem when printing info when 3 delay slots are filled.
1970 1999-11-28 Jakub Jelinek <jakub@redhat.com>
1972 * combine.c (setup_incoming_promotions): Pass an outgoing
1973 regno to FUNCTION_ARG_REGNO_P which it expects.
1975 1999-11-28 Andreas Jaeger <aj@suse.de>
1977 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
1979 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
1981 * cccp.c (do_include): Avoid initialization of automatic variable.
1983 * integrate.c (mark_stores): Function definition made void, to match
1984 previous declaration.
1985 * regclass.c (dump_regclass): Ditto.
1986 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
1988 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1990 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
1991 known to be multiple of divisor.
1993 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
1995 * combine.c (try_combine): Add code to try to merge a set of a
1996 two-word pseudo to a constant with a setting of one of those words
1999 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
2000 (split_tree): Completely rework to make more general.
2001 (make_range, fold): Call negate_expr.
2002 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
2003 (fold, associate): Call new split_tree and associate_trees.
2004 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
2006 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
2008 * loop.c (try_copy_prop): Avoid GNU C extension.
2010 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2012 * except.c (init_eh_for_function): Still zero eh_return_context,
2013 eh_return_stack_adjust, and eh_return_handler.
2015 * except.h (eh_status): Adjust documentation for x_protect_list.
2016 (begin_protect_partials): New function.
2017 * except.c (enqueue_eh_entry): Fix formatting.
2018 (get_first_handler): Add consistency check.
2019 (add_partial_entry): Adjust usage of protect_list.
2020 (emit_cleanup_handler): Save and restore ehqueue.
2021 (expand_start_all_catch): Add comment.
2022 (begin_protect_partials): New function.
2023 (end_protect_partials): Adjust usage of protect_list.
2024 (init_eh_for_function): Use xcalloc.
2026 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2028 * c-common.c (check_format_info): Don't call a variadic function
2029 with a non-literal format string.
2031 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
2033 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
2034 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
2037 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
2040 * collect2.c (collect_wait): Likewise.
2042 * dbxout.c (dbxout_type): Likewise.
2044 * gcc.c (do_spec_1): Likewise.
2046 * genemit.c (gen_insn, gen_expand): Likewise.
2048 * genrecog.c (write_switch, write_subroutine): Likewise.
2050 * mips-tfile.c (catch_signal, botch): Likewise.
2052 * print-rtl.c (print_rtx): Likewise.
2054 * toplev.c (default_print_error_function, report_error_function,
2055 _fatal_insn): Likewise.
2057 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2059 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
2061 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2063 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
2064 operations when needed.
2065 * i386.md (fop_?f_comm): New.
2066 (fop_?f_1): Do not accept commutative operands.
2068 1999-11-25 Andreas Jaeger <aj@suse.de>
2070 * config/mips/mips.md (casesi_internal): Add missing brace.
2072 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
2074 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
2075 (splice_child_die): Handle moving a child DIE from the declaration
2076 DIE of a class to its specification.
2077 (gen_struct_or_union_type_die): Use 'complete' consistently.
2078 (gen_decl_die): Generate the virtual context DIE first.
2079 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
2081 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
2083 * config/mips/mips.md (call_value_multiple_interanal1): New.
2085 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
2087 * dwarf2out.c (free_AT, free_die): New fns.
2088 (remove_children): Call them.
2089 (output_line_info): Disable removal of duplicate notes.
2091 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
2092 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
2093 means pretend the type isn't defined.
2094 Don't defer emitting types.
2095 (gen_type_die_for_member): New fn.
2096 (gen_decl_die): Call it.
2097 (splice_child_die): New fn.
2098 (gen_member_die): Call it rather than generate duplicate dies.
2100 Defer emitting information for the abstract instance of an inline
2101 until we either inline it or emit an out-of-line copy.
2102 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
2103 from output_inline_function if DECL_ABSTRACT is also set.
2104 (block_ultimate_origin): Likewise.
2105 (gen_abstract_function): New fn.
2106 (gen_decl_die, gen_inlined_subroutine_die): Call it.
2107 (gen_subprogram_die): An abstract instance is not a declaration
2108 just because it doesn't match current_function_decl. Don't abort
2109 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
2110 has an abstract origin.
2111 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
2112 abstract instance here.
2114 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
2116 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
2117 where we need to reload fpul from a system register.
2119 1999-11-24 Andreas Jaeger <aj@suse.de>
2121 * config/mips/linux.h (CPP_PREDEFINES): Added.
2122 (LINK_SPEC): Remove -Y since this is only needed on sparc.
2124 1999-11-24 Andreas Jaeger <aj@suse.de>
2126 * config/mips/linux.h (TARGET_VERSION): Added.
2127 (HANDLE_SYSV_PRAGMA): Added.
2128 (DEFAULT_VTABLE_THUNKS): Added.
2130 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2132 * local-alloc.c (qty): New structure and static variable.
2133 (qty_phys_reg): Remove, all references changed to qty.
2134 (qty_n_refs): Likewise.
2135 (qty_min_class): Likewise.
2136 (qty_birth): Likewise.
2137 (qty_death): Likewise.
2138 (qty_size): Likewise.
2139 (qty_mode): Likewise.
2140 (qty_n_calls_crossed): Likewise.
2141 (qty_alternate_class): Likewise.
2142 (qty_changes_size): Likewise.
2143 (qty_first_reg): Likewise.
2144 (alloc_qty): Rename variable QTY to QTYNO.
2145 (finf_free_reg): Likewise.
2146 (local_alloc): Allocate qty, do not allocate the removed variables.
2148 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
2150 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
2151 when -membedded-pic is passed.
2153 * config/mips/mips.md (casesi): Handle 64-bit case too.
2154 (casesi_internal_di): New insn.
2156 * config/mips/mips.c (embedded_pic_offset): Always make the
2157 embedded-pic subtractions relative to the name of the current
2158 function by use of the magic string "..CURRENT_FUNCTION".
2159 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
2161 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
2163 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
2164 of (const_int 0), when what we really care about is
2165 whether it's a zero constant anyway.
2166 (div_trap_mips16): Likewise.
2168 1999-11-23 Mark Mitchell <mark@codesourcery.com>
2170 * loop.c (loop_optimize): Always find_loop_tree_blocks and
2171 unroll_block_trees when generating debuggable code.
2173 * tree.h (unsave_expr_1): New function.
2174 (lang_unsave): New variable.
2175 (get_callee_fndecl): New function.
2176 * tree.c (unsave_expr_now_r): New function.
2177 (lang_unsave): Define.
2178 (unsave_expr_1): Likewise.
2179 (unsave_expr_now_r): Split out from unsave_expr_now.
2180 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
2181 call unsave_expr_now_r.
2182 (get_callee_fndecl): Define.
2184 * Makefile.in (gencheck): Don't depend on lang_tree_files.
2185 (gencheck.o): Do depend on lang_tree_files.
2187 * integrate.h (copy_decl_for_inlining): New declaration.
2188 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
2189 (copy_decl_for_inlining): New function.
2190 (integrate_parm_decls): Use it.
2191 (integrate_decl_tree): Likewise.
2193 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
2195 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
2196 the second two from the first.
2197 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
2198 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
2199 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2201 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
2202 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2205 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
2207 * pa.md (call_internal_symref, call_value_internal_symref): No mode
2208 needed on the address operand.
2209 * pa.c (call_operand_address): Check for the correct mode.
2211 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
2213 * loop.c: Include "basic-block.h".
2214 (try_copy_prop, replace_loop_reg): New functions.
2215 (load_mems): Detect registers that just hold copies of the hoisted
2216 mem, and call try_copy_prop to eliminate them.
2217 * Makefile.in (loop.o): Update dependencies.
2219 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
2221 * Makefile.in (gencheck.o): Depend on gencheck.h.
2222 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
2223 (insn-peep.o): Depend on except.h and function.h.
2224 (insn-attrtab.o): Depend on RECOG_H.
2225 (insn-output.o): Depend on toplev.h and flags.h.
2226 (gengenrtl.o): Depend on real.h.
2227 (gen-protos.o): Depend on cpplib.h and cpphash.h.
2228 Unify all dependencies to be on RECOG_H rather than recog.h.
2230 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2232 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
2233 * configure.in: Try building a bi-arch 32/64-bit compiler on
2234 sparc-*-solaris2.7 and higher.
2235 * configure: Rebuild.
2237 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
2239 * config/freebsd.h: New, FreeBSD architecture independent file.
2240 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
2242 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
2243 directly by i386/freebsd.h.
2244 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
2245 independent configuration file.
2246 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
2247 directly by i386/freebsd.h.
2248 * configure: Rebuilt.
2250 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
2251 which is in the user's namespace.
2252 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
2253 `i386' which is not in our namespace.
2255 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
2257 * invoke.texi (ARM Options): Add in -mno-alignment-traps
2259 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2261 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
2262 (add_dwarf_attr, add_child_die): Just push onto the front.
2263 (reverse_die_lists): New fn.
2264 (add_sibling_attributes): Use it.
2265 (push_decl_scope): Reorganize.
2266 (add_name_and_src_coords_attributes): Don't set file and line for
2268 (gen_subprogram_die): An artificial function doesn't need to match
2270 (gen_compile_unit_die): Return the generated die. Only add
2271 AT_comp_dir if the filename is relative.
2272 (remove_AT): Simplify loop. Also free string values.
2273 (output_die): A DIE ref can't be null.
2274 (output_value_format, value_format): Take a dw_attr_ref.
2275 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
2276 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2277 AT_addr, AT_lbl): New fns.
2278 (various): Use them.
2279 (various): Constify.
2281 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2283 * combine.c (combine_simplify_rtx): When handling a SUBREG,
2284 take SUBREG_WORD into account.
2285 (if_then_else_cond): Likewise.
2287 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2289 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
2290 clause from BSD license, pursuant with
2292 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
2294 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
2296 * loop.c (load_mems): Reformat slightly.
2297 * basic-block.h (regset_head): New typedef.
2298 (INIT_REG_SET): New macro.
2300 1999-11-22 Bruce Korb <autogen@linuxbox.com
2302 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
2303 (mips-dec-bsd*): non-functional code
2304 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
2306 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
2307 added three replacement fixes
2308 (no_double_slash): removed comments that are not (any longer) pertinent
2309 (bad_lval): this fix currently runs against many files.
2310 The comment seems to indicate that we should select for files
2311 containing 'pragma extern_prefix'.
2313 * fixinc/fixinc.x86-linux-gnu: deleted
2314 * fixinc/inclhack.sh: regen
2315 * fixinc/fixincl.x: regen
2316 * fixinc/fixincl.sh: regen
2318 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
2320 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
2321 its code is INSN and it has no notes.
2323 1999-11-22 Andrew Haley <aph@cygnus.com>
2325 * varasm.c (function_defined): Remove.
2326 (make_function_rtl): Don't set function_defined.
2327 (make_decl_rtl): Remove global register warning.
2328 * regclass.c (no_global_reg_vars): New variable.
2329 (globalize_reg): Warn if function has already been defined.
2330 (regclass_init): Set no_global_reg_vars.
2332 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2334 * regclass.c (reg_pref): New structure and static variable
2335 (prefclass): Delete.
2337 (all uses of prefclass and altclass): Use reg_pref instead.
2339 1999-11-21 Nick Clifton <nickc@cygnus.com>
2341 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
2343 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
2344 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2345 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2347 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
2349 * varasm.c (output_constructor): Solve problem with long long
2350 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
2352 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2354 * global.c (allocno): New structure and static variable.
2355 (allocno_reg): Remove, all references replaced by allocno.
2356 (allocno_size): Likewise.
2357 (hard_reg_conflicts): Likewise.
2358 (hard_reg_preferences): Likewise.
2359 (hard_reg_copy_preferences): Likewise.
2360 (hard_reg_full_preferences): Likewise.
2361 (regs_someone_prefers): Likewise.
2362 (allocno_calls_crossed): Likewise.
2363 (allocno_n_refs): Likewise.
2364 (allocno_live_length): Likewise.
2365 (find_reg): Rename ALLOCNO to NUM.
2367 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
2369 (may_move_out_cost): New variable.
2370 (init_reg_sets_1): Initialize may_move_out_cost.
2371 (record_reg_classes): Use may_move_out_cost.
2373 * regclass.c (dump_regclass): New function.
2374 (regclass): New parameter DUMP, call DUMP_REGCLASS.
2375 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
2376 pass rtl_dump_file to regclass.
2377 * rtl.h (regclass): Update prototype.
2379 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2381 * i386.md (neg, not and abs patterns): Revmap to use
2382 ix86_expand_unary_operator and ix86_unary_operator_ok.
2383 (add?f and sub?f expanders): Force operand 1 to register.
2384 * i386.c (ix86_expand_unary_operator): Rewrite.
2385 (ix86_unary_operator_ok): Ensure that memory operands
2387 (ix86_binary_operator_ok): Do not allow operand 1 to
2388 come into memory and operand 0 not.
2389 (ix86_expand_binary_operator): Ensure that
2390 src1 is not non-matching memory.
2392 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
2393 to support integer registers and memory.
2394 (abss?2_integer): Likewise.
2396 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
2397 (REG_CLASS_NAMES): Likewise.
2398 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
2400 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
2401 (movsf): Likewise; unify 4th and 5th alternative.
2403 (movdf_1): Likewise; rename to movdf_integer.
2404 (pushxf): Likewise; rename to pushxf_integer; fix output template;
2405 remove redundant splitter.
2406 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
2407 (movdf_nointeger): New.
2408 (movxf_nointeger): New.
2409 (pushxf_nointeger): New.
2411 * i386.md (extend?f?f): Split to expander and pattern, refuse two
2412 memory operands in patterns.
2413 (fop*): Refuse two memory operands.
2415 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
2416 on !TARGET_USE_CLTD CPUs.
2418 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
2420 * extend.texi: Document C++ restricted pointers and references.
2422 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
2424 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
2425 (invalidate_skipped_set): Call it unconditionally.
2426 (cse_set_around_loop): Likewise.
2428 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2430 * rtl.texi (mem): Add documentation for alias-set argument
2433 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2435 * i386.h (struct_processor_costs): New fields int_load, int_store,
2436 fp_move, fp_load and fp_store
2437 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
2439 (MEMORY_MOVE_COST): New macro.
2440 * i386.c (386_cost): Define new fields.
2441 (i486_cost): Likewise.
2442 (pentium_cost): Likewise.
2443 (pentiumpro_cost): Likewise.
2444 (k6_cost): Likewise.
2446 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
2447 Geoffrey Keating <geoffk@cygnus.com>
2449 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
2451 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
2454 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
2455 (TARGET_STRICT_ALIGNMENT): New macro.
2456 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
2457 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
2458 * invoke.texi (M680x0 Options): Document -mstrict-align.
2460 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
2461 Richard Henderson <rth@cygnus.com>
2463 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
2464 (ix86_split_long_move): Declare.
2465 * i386.c (split_xf, ix86_split_movdi): Remove.
2466 (ix86_split_to_parts, ix86_split_long_move): New.
2467 * i386.md (dimode move splitters): Use ix86_split_long_move.
2468 (dfmode move splitters): Likewise.
2469 (xfmode move splitters): Likewise.
2470 (movsf_1): Allow F->r.
2471 (movdf_1, movxf_1): Allow F->ro.
2473 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2475 * except.h (struct eh_entry): Add goto_entry_p.
2476 (eh_region_from_symbol): Remove prototype.
2477 * except.c (find_func_region_from_symbol): New function.
2478 (emit_cleanup_handler): Likewise.
2479 (eh_region_from_symbol): Make it static.
2480 (add_new_handler): Verify the argument.
2481 (find_func_region): Update comment.
2482 (expand_eh_region_end): Expand handlers here, rater than waiting
2483 until expand_leftover_cleanups or start_all_catch.
2484 (expand_leftover_cleanups): Don't expand here.
2485 (expand_start_all_catch): Or here.
2486 (expand_rethrow): Check the return value from find_func_region.
2487 * function.c (expand_function_end): Emit the catch_clauses.
2489 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
2491 * integrate.c (expand_inline_function): Add necessary check for NULL.
2493 1999-11-18 Nick Clifton <nickc@cygnus.com>
2495 * toplev.c (main): Correctly detect an unrecognised option.
2497 * cppinit.c (cpp_handle_option): Do not claim to have consumed
2498 a -f option if it has not been recognised.
2500 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
2502 * basic-block.h (update_life_extent): Remove trailing comma on
2503 enumeration type list.
2505 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2507 * varasm.c (output_constructor) Solved problem with long long
2508 bitfields. Corrected calculating this_time and shift. Also
2509 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
2511 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
2513 * flow.c (split_edge): Take looping structure into account when
2514 determining where to put the new block note.
2516 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
2518 * Makefile.in (ggc-none.o): Provide host specific version if
2521 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
2523 * cse.c (delete_trivially_dead_insns): Identify no-op insns
2524 containing subregs too.
2526 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2528 * invoke.texi: Add documentation for -muninit-const-in-rodata.
2529 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
2530 (TARGET_UNINIT_CONST_IN_RODATA): Define.
2531 (text_section): Add switches -munint-const-in-rodata and
2532 -mno-uninit-const-in-rodata.
2533 (ASM_OUTPUT_COMMON): Remove.
2534 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
2535 const objects should be placed in read-only data. Otherwise declare
2538 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
2540 * jump.c (jump_optimize_1): Revert last change.
2542 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
2544 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
2545 test if optimizing for size.
2547 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2549 * Makefile.in (toplev.o): Depend on except.h.
2550 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
2552 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2554 * i386.md (divmodsi4): Rewrite to expander.
2555 (*divmodsi4_nocltd): New.
2556 (*divmodsi4_cltd): New.
2557 (divmodsi4 splitter): Handle the case when input comes in edx.
2558 (udivmodhi4): Do not use constraints in exander.
2559 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
2561 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
2563 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
2564 for the common case.
2566 1999-11-16 Jakub Jelinek <jakub@redhat.com>
2568 * explow.c (hard_function_value): Add outgoing argument.
2569 * expr.h (hard_function_value): Declare it.
2570 * calls.c (expand_call, emit_library_call_value): Update callers.
2571 * function.c (aggregate_value_p): Ditto.
2572 (diddle_return_value): Must look at the outgoing registers
2573 on archs with register windows.
2575 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
2577 * alpha.c (alpha_build_va_list): Use make_lang_type and
2578 initialize TYPE_NAME for the va_list record.
2580 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
2582 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
2584 * ggc.h (struct ggc_statistics): Rearrange elements for better
2585 packing on 64-bit hosts.
2586 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
2587 (compute_nearerout): Likewise.
2589 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
2591 * config/rs6000/rs6000.c (first_reg_to_save): Save
2592 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
2594 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
2596 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
2597 notion of nesting to find the DIE for a type or function.
2598 DIEs can go in limbo even if we got a context_die.
2599 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
2600 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
2602 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
2603 (gen_type_die): Writing out the context doesn't cause member class
2604 template instantiations to be written out as well.
2606 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
2608 * rs6000.h (ASM_OUTPUT_DEF): New.
2609 Based on proposed addition from David Edelsohn.
2611 1999-11-15 Robert Lipe <RobertLipe@usa.net>
2612 Bruce Korb <autogen@linuxbox.com>
2614 * fixinc/inclhack.def
2615 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
2616 (unixware7_byteorder_fix): added. Removes conflicts for new defs
2618 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
2619 (svr4_endian): enabled with SVR5
2620 (svr4_mkdev): simplified syntax and enabled with SVR5
2622 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
2624 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
2625 * configure: Rebuilt.
2626 * config/t-freebsd-thread: New file.
2628 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
2630 * i386.c (ix86_decompose_address): Verify the base is a REG
2631 before trying to examine its register number.
2633 * basic-block.h: Remove all #defines and prototypes related to
2635 (free_bb_mem, compute_preds_succs): Remove prototype.
2636 * rtl.h (free_bb_mem): Remove prototype.
2637 * flow.c (alloc_int_list_node); Remove function.
2638 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
2639 (compute_preds_succs, free_bb_mem): Likewise.
2640 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
2641 * toplev.c (rest_of_compilation): Likewise.
2642 * haifa-sched.c (build_control_flow): Use flow generated edge
2643 list to build the haifa specific edge list.
2644 (find_rgns): Use new CFG data structures instead of pred/succ lists.
2645 (schedule_insns): Do not build pred/succ lists anymore. Instead
2646 build the edge table.
2648 * basic-block.h (dump_bb_data): Remove declaration.
2649 * flow.c (dump_bb_data): Remove function.
2650 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
2651 (sbitmap_union_of_predsucc): Likewise.
2653 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
2654 argument. All callers changed.
2655 (delete_null_pointer_checks_1): No longer need to compute the
2658 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
2659 All callers changed.
2660 (pre_expr_reaches_here_p_work): Likewise.
2661 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
2662 * lcm.c (compute_laterin): Fix initialization of LATER.
2663 (compute_nearerout): Similarly for NEARER.
2665 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2667 * cse.c (set_nonvarying_address_components): Delete unused function.
2668 (refers_to_p): Likewise.
2670 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
2672 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
2675 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2677 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
2678 definition in do while (0).
2680 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
2682 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
2684 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
2686 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
2688 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
2690 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
2691 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
2692 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
2693 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
2695 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
2696 saved on the stack. Output more accurate stack frame statistics
2697 into assembler file.
2699 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
2701 * genextract.c (record_insn_name): New function.
2702 (get_insn_name): No longer a stub.
2703 (main): Call record_insn_name for each insn. After each label
2704 written, print the insn name in a comment.
2706 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2708 * output.h (const_section, init_section, fini_section): Add
2711 * alpha/elf.h (const_section): Delete declaration.
2713 * svr4.h (const_section): Likewise.
2715 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
2717 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
2718 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
2719 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
2721 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
2722 variable-sized array bounds.
2724 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
2726 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
2729 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2731 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
2732 addresses the same way GO_IF_LEGITIMATE_INDEX does.
2734 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2736 * cse.c (hash_arg_in_struct): Delete.
2737 (struct table_elt): Delete elt in_struct.
2738 (struct set): Delete elt src_in_struct.
2739 (merge_equiv_classes): Don't set either hash_arg_in_struct or
2740 the corresponding in_struct elts.
2741 (canon_hash): Likewise.
2742 (safe_hash): Likewise.
2743 (find_best_addr): Likewise.
2744 (record_jump_cond): Likewise.
2745 (cse_insn): Likewise.
2747 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
2749 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
2751 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
2754 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
2756 * function.c (diddle_return_value): Put back check that the DECL_RTL
2757 for the function is a register.
2759 * function.c (diddle_return_value): Use hard_function_value to
2760 get an rtx suitable for use in the USE/CLOBBER insn.
2762 * global.c (global_conflicts): Update comments.
2763 (record_conflicts): No need to record conflicts between pseudos here.
2765 1999-11-11 Bruce Korb <autogen@linuxbox.com>
2767 * fixinc/fixincl.c: Added verbose levels for status messages
2769 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2771 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
2772 operand as argument to expand_and or expand_binop.
2774 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
2776 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
2777 gcc_add_string_root.
2779 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
2781 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
2783 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
2785 * flow.c (compute_flow_dominators): Initially put all blocks on
2787 * lcm.c (compute_antinout_edge, compute_available): Similarly.
2788 * gcse.c (compute_cprop_avinout): Remove.
2789 (compute_cprop_data): Use compute_available.
2790 (delete_null_pointer_checks_1): Use compute_available.
2792 * basic-block.h (compute_available): Returns a void now.
2793 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
2794 to return a value anymore.
2795 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
2796 worklists. Fix boundary cases. Compute maximal solutions.
2797 (compute_laterin, compute_nearerout): Similarly.
2799 * dwarf2out.c (add_AT_location_description): Allow
2800 (mem (plus (pseudo) (...)) too.
2802 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
2804 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
2806 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
2807 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2809 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
2811 * gansidecl.h: Likewise.
2817 * toplev.h: Likewise.
2823 * varray.c: Likewise.
2825 * varray.h: Likewise.
2827 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
2829 * gcov.c (struct arcdata): Add hits and total, remove prob.
2830 (output_branch_counts): New.
2831 (process_args): Set output_branch_counts if -c.
2832 (calculate_branch_probs): Store hits and total instead of
2834 (output_data): Emit counts if output_branch_counts is true.
2835 * gcov.texi (Invoking Gcov): Document -c switch..
2837 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
2839 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
2840 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
2842 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
2844 * invoke.texi (C Dialect Options): Add missing builtins from
2846 * extend.texi (Other Builtins): Copy to this list.
2848 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2850 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
2851 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
2854 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
2856 * flow.c (compute_flow_dominators): No longer treat basic block 0
2857 or (n_basic_blocks - 1) specially. Clear the AUX field before
2858 starting computation of doms/pdoms. Fix initial state for pdoms.
2860 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2862 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
2863 match rtl.o's: added ggc.h and toplev.h
2864 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
2865 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
2866 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
2868 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
2870 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
2871 from HAVE_DOS_BASED_FILESYSTEM.
2872 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
2873 HAVE_DOS_BASED_FILESYSTEM.
2875 (split_directories): Only special-case DOS file names if
2876 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
2877 instead of explicit tests. Conditionalize on !VMS.
2878 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
2879 tests. Conditionalize on !VMS.
2880 (process_command): Only use make_relative_prefix if !VMS.
2881 (free_split_directories): Conditionalize on !VMS.
2882 (DIR_UP): Conditionalize on !VMS.
2884 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
2886 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
2888 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
2890 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
2893 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
2895 * invoke.texi (Environment Variables): Document relative path
2897 * gcc.c (DIR_UP): If not defined, define as "..".
2898 (standard_bindir_prefix): New static, holds target location to
2900 (split_directories): New function to split a filename into
2901 component directories.
2902 (free_split_directories): New function, release memory allocated
2903 by split_directories.
2904 (make_relative_prefix): New function, make a relative pathname if
2905 the compiler is not in the expected location.
2906 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
2907 can figure out an appropriate prefix from argv[0].
2908 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
2909 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
2910 STANDARD_BINDIR_PREFIX.
2912 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2914 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
2916 * config/c4x/c4x.h: Moved prototypes to c4x.h.
2917 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
2918 c4x_secondary_memory_needed) Delete.
2919 (fp_zero_operand): Add mode argument.
2921 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
2923 * reload1.c (reload_reg_free_for_value_p): Don't use a register
2924 that is in reload_reg_used.
2926 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
2928 * config/arm/arm-protos.h: New file: Prototypes for functions
2929 defined in arm.c and pe.c.
2930 * config/arm/arm.h: Fix compile time warnings.
2931 * config/arm/arm.c: Fix compile time warnings.
2932 * config/arm/pe.h: Fix compile time warnings.
2933 * config/arm/aout.h: Fix compile time warnings.
2935 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
2937 * config/m32r/m32r-protos.h: New file: Prototypes for functions
2940 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
2941 Add support for subtargets.
2942 Add prototypes for new predicates.
2943 Add scheduling macros.
2945 * config/m32r/m32r.c: Fix compile time warnings.
2946 (int8_operand): New predicate function.
2947 (reg_or_cmp_int16_operand): New predicate function.
2948 (extend_operand): New predicate function.
2949 (m32r_adjust_code): New scheduling function.
2950 (m32r_adjust_priorty): New scheduling function.
2951 (m32r_sched_init): New scheduling function.
2952 (m32r_sched_reorder): New scheduling function.
2953 (m32r_sched_variable_issue): New scheduling function.
2954 (direct_return): New codegen function.
2955 (m32r_not_same_reg): New rtl testsing function.
2957 * config/m32r/m32r.md: Fix compile time warnings.
2958 Add support for pre decrement and post increment memory
2963 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2965 * global.c (EXECUTE_IF_CONFLICT): Don't define.
2966 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
2967 (find_reg): Likewise.
2969 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
2971 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
2972 to avoid assembler errors.
2974 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
2976 * config/v850/v850-protos.h: New file: Prototypes for functions
2978 * config/v850/v850.h: Move prototypes to v850-protos.h
2979 * config/v850/v850.c: Move prototypes to v850-protos.h
2980 * config/v850/v850.md: Fix compile time warnings.
2982 * config/fr30/fr30-protos.h: New file: Prototypes for functions
2984 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
2985 * config/fr30/fr30.c: Fix compile time warnings.
2986 * config/fr30/fr30.md: Fix compile time warnings.
2988 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
2990 * tree.h (get_containing_scope): Declare it.
2991 * tree.c (get_containing_scope): New fucntion.
2992 (decl_function_context): Use it.
2993 * toplev.c (rest_of_compilation): Use get_containing_scope.
2995 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2997 * Makefile.in (rtl.o): Depend on toplev.h.
2999 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
3001 * cse.c (delete_trivially_dead_insns): Replace alloca with
3003 * except.c (update_rethrow_references): Likewise.
3004 (init_eh_nesting_info): Likewise.
3005 * function.c (identify_blocks): Likewise.
3006 * gcse.c (dump_hash_table): Likewise.
3007 * graph.c (print_rtl_graph_with_bb): Likewise.
3008 * loop.c (combine_movables): Likewise.
3009 (move_movables): Likewise.
3010 (count_loop_regs_set): Likewise.
3011 (strength_reduce): Likewise.
3012 * profile.c (compute_branch_probabilities): New function, split
3014 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
3015 * regclass.c (regclass): Likewise.
3016 * regmove.c (regmove_optimize): Likewise.
3017 * toplev.c (compile_file): Likewise.
3018 (main): Don't mess with the stack rlimit.
3020 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
3022 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
3023 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
3025 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
3027 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
3029 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
3031 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
3032 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
3035 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
3037 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
3039 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
3041 * gcse.c (post_dominators): Kill.
3042 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
3043 (compute_code_hoist_data): Use compute_flow_dominators. Do not
3044 pass in a pdom array since we do not need pdoms.
3045 * haifa-sched.c (schedule_insns): Similarly.
3046 * flow.c (compute_dominators): Remove dead function.
3047 (compute_flow_dominators): Do not compute doms or pdoms if the
3048 caller does not request them. Split up loop to build doms and
3049 pdoms. Use a worklist to compute doms and pdoms.
3050 * basic-block.h (compute_dominators): Remove prototype.
3052 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
3054 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
3055 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
3056 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
3057 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
3058 (cant_move, fed_by_spec_load, is_load_insn): Remove.
3059 (schedule_region): Remove unused variable.
3060 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
3062 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
3064 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
3065 (update_equiv_regs): Likewise.
3066 (block_alloc): Likewise.
3067 * reg-stack.c (reg_to_stack): Likewise.
3068 (convert_regs_2): Likewise.
3069 * reload1.c (reload_as_needed): Likewise.
3071 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
3073 * Makefile.in (dbxout.o): Depend on ggc.h.
3074 (dwarf2out.o): Likewise.
3075 (xcoffout.o): Likewise.
3076 * dbxout.c: Include ggc.h.
3077 (dbxout_init): Register lastfile as a root.
3078 * dwarf2out.c: Include ggc.h.
3079 (dwarf2out_line): Register lastfile as a root.
3080 * xcoffout.c: Include ggc.h.
3081 (xcoffout_source_line): Register xcoff_lastfile as a root.
3083 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
3085 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
3087 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
3089 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
3091 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3093 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3095 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
3096 (EXECUTE_IF_CONFLICT): Likewise.
3097 (ALLOCNO_LIVE_P): Avoid signed division.
3098 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
3099 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
3100 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
3102 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
3104 * haifa-sched.c (schedule_block): Don't crash if there's no
3105 next insn for an interblock movement.
3106 (add_branch_dependences): Don't allow clobber insns to move either.
3108 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
3110 * i386.c (split_xf): New.
3111 * i386-protos.h: Declare it.
3112 * i386.md (movxf_1): Add general regs alternatives.
3113 (movxf_1+1): New splitter for same.
3115 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
3117 * function.c (purge_addressof_1): Add missing return values.
3119 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
3121 * function.c (is_addressof): New function. Returns true if
3122 the given piece of RTL is an ADDRESSOF.
3123 (purge_addressof_1): Make boolean. Return false if the
3124 ADDRESSOFs could not be purged.
3125 (purge_addressof): If ADDRESSOFs could not be purged from the
3126 notes attached to an insn, remove the offending note(s),
3127 unless they are attached to a libcall.
3129 1999-11-05 Andreas Jaeger <aj@suse.de>
3131 * genoutput.c (null_operand =): Initialize all fields.
3133 * errors.h: Add extern to prototypes.
3135 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
3137 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
3138 * configure: Rebuilt.
3140 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3142 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
3143 (mirror_conflicts): New function.
3144 (global_alloc): Call it.
3145 (expand_preferences): Remove redundant CONFLICTP test.
3146 (find_reg, dump_conflicts): Likewise.
3147 (prune_preferences): Process conflicts one word at a time.
3149 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
3151 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
3152 instead of an explicit loop.
3154 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
3156 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
3157 if REG_RETVAL check succeeds, then put classp in src_elt.
3159 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
3161 * function.c (pad_to_arg_alignment): Only update argument_pad
3162 if the argument's alignment is greater than STACK_BOUNDARY.
3164 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
3166 * bitmap.h (BITMAP_XFREE): New.
3167 * flow.c (life_analysis): Use it.
3168 (life_analysis_1): Free blocks.
3170 * combine.c (undo_commit): New.
3171 (try_combine): Use it. Don't zap undobuf.undos.
3172 (combine_instructions): Don't zap undobuf.undos; free the
3175 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
3177 * stmt.c (cost_table_): New.
3178 (estimate_case_costs): Use it instead of xmalloc.
3180 * toplev.c (compile_file): Reuse dumpname memory instead
3183 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
3185 * reg-stack.c (convert_regs_1): Initialize target_stack->top
3186 after verifying an EH edge.
3188 * haifa-sched.c (init_rgn_data_dependences): Correctly
3189 size bb_pending_lists_length when zeroing.
3191 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
3193 * function.c (diddle_return_value): New.
3194 (expand_function_end): Use it.
3195 * stmt.c (expand_null_return): Likewise.
3196 (expand_value_return): Likewise.
3198 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
3200 * reload1.c (reload): Don't remove return value clobbers.
3202 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
3204 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
3206 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
3208 * cse.c (cse_main): Use xmalloc, not alloca.
3209 (cse_basic_block): Likewise.
3210 * local-alloc.c (local_alloc): Likewise.
3212 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
3213 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3215 * rtl.c: Include toplev.h.
3216 (fatal): Remove declaration.
3218 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
3220 * haifa-sched.c (schedule_block): Fix thinko.
3222 1999-11-03 James McKelvey <mckelvey@fafnir.com>
3224 * fixinc/fixincl.c(create_file): Allow for systems that do not have
3225 S_IR* defined values
3227 1999-11-03 Philippe De Muyter <phdm@macqel.be>
3229 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
3230 call `malloc' instead.
3232 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
3234 * flags.h (flag_renumber_insns): Declare.
3235 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
3237 * rtl.h (renumber_insns): Change prototype.
3238 * toplev.c (flag_renumber_insns): Define.
3239 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
3241 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
3243 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
3244 and fpsqrtd. Use them and create fdiv function unit to more
3245 accurately represent fpu sqrt pipeline semantics on UltraSparc.
3246 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
3248 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
3250 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
3252 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
3253 insn into ready list, do not use just a raw swap.
3255 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
3257 * rtl.h (renumber_insns): New function.
3258 (remove_unnecessary_notes): Likewise.
3259 * emit-rtl.c (renumber_insns): Define.
3260 (remove_unncessary_notes): Likewise.
3261 * toplev.c (rest_of_compilation): Remove dead code.
3262 Use renumber_insns and remove_unncessary_notes.
3264 * gcse.c (struct null_pointer_info): New type.
3265 (get_bitmap_width): New function.
3266 (current_block): Remove.
3267 (nonnull_local): Likewise.
3268 (nonnull_killed): Likewise.
3269 (invalidate_nonnull_info): Take a null_pointer_info as input.
3270 (delete_null_pointer_checks_1): New function.
3271 (delete_null_pointer_checks): Use it.
3273 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
3274 (split_edges): Likewise.
3275 (schedule_block): Likewise.
3276 (compute_block_backward_dependencies): Likewise.
3277 (schedule_region): Likewise.
3278 (schedule_insns): Likewise.
3280 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
3282 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
3283 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
3284 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
3285 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
3286 * jump.c (delete_unreferenced_labels): Don't delete if
3287 LABEL_ALTERNATE_NAME is set.
3288 * print-rtl.c (print_rtx): Dump alternate name.
3289 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
3290 * rtl.h (LABEL_ALTERNATE_NAME): Define.
3291 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
3292 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
3294 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * fix-header.c (recognized_extern, recognized_function): Constify
3299 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
3300 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3301 (compute_available): Remove unused variable `last'.
3302 (compute_nearerout): Remove unused variable `temp_bitmap'.
3303 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3304 Remove unused variable `x'.
3306 * scan.h (recognized_function, recognized_extern): Constify a
3309 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
3311 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3313 * varasm.c (decode_rtx_const): Use XSTR to access the string
3316 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
3318 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
3320 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3322 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
3324 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
3326 * pa.c (ireg_operand): New function.
3327 * pa.h (PREDICATE_CODES): Handle ireg_operand.
3328 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
3329 Fix out of date comment.
3331 * pa.md (negdi2): Turn into expander + anonymous pattern.
3333 * reload.c (find_reloads): Fix typos in recent change.
3335 * dwarf2out.c: Do not include ctype.h.
3337 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3339 * regclass.c (record_reg_classes): Always use may_move_cost when
3340 seeing how operand fits with various register classes.
3342 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
3344 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
3345 * toplev.c: Revert Nov 1 13:22 change.
3347 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
3349 * config/pa/pa.md (height reduction patterns): Add checks for
3350 overlapping operands to avoid semantic-destroying splits for
3351 height reduction patterns.
3353 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3355 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
3356 have been an hyphen, fixed.
3357 * configure: Rebuilt.
3359 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
3361 * config/arm/tpe.h: Add prototypes for exported functions.
3362 * config/arm/pe.c: Fix compile time warnings.
3363 * config/arm/semi.h: Fix compile time warnings.
3364 * config/arm/arm.c: Fix compile time warnings.
3365 * config/arm/arm.h: Fix compile time warnings.
3366 * config/arm/arm.md: Fix compile time warnings.
3367 * config/arm/thumb.c: Fix compile time warnings.
3368 * config/arm/thumb.h: Fix compile time warnings.
3369 * config/arm/thumb.md: Fix compile time warnings.
3371 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
3373 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
3376 * unroll.c (unroll_loop): Remove LOOP notes when loop is
3377 completely unrolled.
3379 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3381 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
3383 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
3385 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
3386 * rtl.h (rtx_equal_p): Move prototype.
3387 * rtl.c (rtx_equal_function_value_matters): Move from
3389 (rtx_equal_p): Likewise.
3390 * rtlanal.c (rtx_equal_function_value_matters): Delete.
3391 (rtx_equal_p): Likewise.
3393 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3395 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
3398 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
3400 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
3402 * pa.h (ADDR_VEC_ALIGN): Define.
3404 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
3405 notes when presented with "if (foo) break; end_of_loop" and
3406 the break sequence gets moved out of the loop.
3408 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
3409 Remove explicit zero initializations of entries within MAP.
3411 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
3413 * reg-stack.c (convert_regs_1): Handle EH edges specially.
3415 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
3417 * bitmap.h (BITMAP_XMALLOC): New macro.
3418 * flow.c (CLEAN_ALLOCA): Remove.
3419 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
3420 (life_analysis): Likewise.
3421 (update_life_info): Don't use CLEAN_ALLOCA.
3422 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
3423 (calculate_global_regs_live): Likewise.
3424 (print_rtl_with_bb): Likewise.
3425 (verify_flow_info): Likewise.
3426 * global.c (global_alloc): Likewise.
3427 (global_conflicts): Likewise.
3428 * integrate.c (save_for_inline_nocopy): Likewise.
3429 (expand_inline_function): Likewise.
3430 * jump.c (jump_optimize_1): Likewise.
3431 (duplicate_loop_exit_test): Likewise.
3432 (thread_jumps): Likewise.
3433 * loop.c (loop_optimize): Likewise.
3434 (combine_givs): Likewise.
3435 (recombine_givs): Likewise.
3436 * reorg.c (dbr_schedule): Likewise.
3437 * unroll.c (unroll_loop): Likewise.
3439 * combine.c (combine_instructions): Use xmalloc instead of alloca.
3441 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
3443 * toplev.c (rest_of_compilation): Don't optimize the CFG
3444 when rebuilding, just before dbr.
3446 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * output.h (assemble_end_function, assemble_destructor,
3449 assemble_constructor, assemble_gc_entry, assemble_global,
3450 assemble_label, output_constant_pool) Constify a char*.
3452 * varasm.c (assemble_destructor, assemble_constructor,
3453 assemble_gc_entry, assemble_end_function, assemble_global,
3454 assemble_label, output_constant_pool): Likewise.
3456 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
3458 * config/arm/thumb.c (thumb_expand_prologue): Add comments
3459 explaining what is goin on in this function.
3461 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3463 * regclass.c (record_reg_classes): In matching case, recompute
3464 costs since the direction of movement is different.
3466 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3468 * resource.c (mark_target_live_regs): For unconditional branches,
3469 the resources found at the branch target should be added to the
3470 resources found so far, not intersected.
3472 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
3474 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
3476 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
3477 (sys/mman.h): Include this file only if #HAVE_MMAP.
3478 (run_compiles): Initialize `esac_fmt' with one old KR string, not
3479 with automatically concatenated ANSI strings.
3481 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
3483 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
3484 (DIV_ROUND_UP): Robustify.
3485 (ggc_recalculate_in_use_p): New function.
3486 (release_pages): Don't inline it.
3487 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
3489 (ggc_pop_context): Use ggc_recalculate_in_use_p.
3490 (clear_marks): Always save in_use_p.
3491 (sweep_pages): Use ggc_recalculate_in_use_p.
3492 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
3493 Release pages before counting statistics.
3495 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
3497 * toplev.c (rest_of_compilation): Fix thinko in this change:
3499 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3501 (rest_of_compilation): If inside an inlined external function,
3502 pretend we are just being declared.
3504 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
3506 * flow.c (calculate_global_regs_live): Fix thinko.
3508 * integrate.c (expand_inline_function): Fix bugs in previous
3509 change from Oct 28, 1999.
3511 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
3513 * stmt.c (expand_value_return): Fix typo in this change:
3515 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3516 (expand_value_return): Correctly convert VAL when promoting function
3517 return; support RETURN_REG being a PARALLEL.
3519 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
3521 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
3523 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * hard-reg-set.h (reg_names): Constify a char*.
3527 * regclass.c (reg_names): Likewise.
3529 * regs.h (reg_names): Likewise
3531 * a29k/a29k.c (reg_names): Delete declaration.
3533 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
3535 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
3536 arc_output_function_epilogue): Likewise.
3538 * elxsi/elxsi.c (reg_names): Likewise.
3540 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
3542 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
3545 * m88k/m88k.c (output_function_profiler): Likewise.
3547 * sparc/sparc.c (sparc_flat_output_function_prologue,
3548 sparc_flat_output_function_epilogue): Likewise.
3550 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
3552 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
3553 warning from -Wuninitialized and put it under -W.
3554 * function.c (uninitialized_vars_warning): Warn only when the
3555 corresponding flag is set.
3557 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
3559 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
3560 is nonzero and the single set does not have an elt, then assign
3563 * simplify-rtx.c: New file.
3564 * Makefile.in (OBJS): Add simplify-rtx.o
3565 (simplify-rtx.o): Add dependencies.
3566 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
3567 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
3568 (cse_gen_binary, simplify_unary_operation): Delete.
3569 (simplify_binary_operation, simplify_plus_minus): Likewise.
3570 (check_fold_consts, simplify_relation_operation): Likewise.
3571 (simplify_ternary_operation): Likewise.
3572 (delete_trivially_dead_insns): Simplify the contents of the
3573 REG_EQUAL note before trying to substitute it into the source
3574 of the reg-reg copy at the end of a libcall sequence.
3576 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
3577 references/callers changed.
3579 * mn10200.c (mn10200_va_arg): Force the return value into a
3582 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
3584 * cccp.c (macroexpand): Avoid out of range accesses for omitted
3587 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
3589 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
3591 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
3593 * fold-const.c (fold): Fix thinko when optimizing comparisons
3596 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
3598 * gcc.texi (Passes): Update front-end files to their current
3601 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
3603 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
3604 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3605 (PREDICATE_CODES): Add addition_operation.
3606 * alpha-protos.h (addition_operation): Declare.
3607 (secondary_reload_class): Likewise.
3608 * alpha.c (addition_operation): New.
3609 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
3610 * alpha.md (adddi3): Turn into expander.
3611 (*lda, *adddi_2): New.
3612 (movsf, movdf patterns): Don't preference integer regs.
3613 (movsi, movdi patterns): Don't preference fp regs.
3615 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
3617 * genrecog.c (write_switch): Check for duplicate CODE cases.
3619 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
3621 * ggc-common.c: Update pre-function commentary.
3622 * ggc-page.c: Likewise.
3624 (poison_pages): Use memset directly.
3625 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
3626 (ggc_collect): Poison before sweeping.
3627 * ggc-simple.c: Update pre-function commentary.
3628 (ggc_alloc_obj): Poison non-zeroed memory.
3630 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
3632 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
3633 match format string, even on 64-bit hosts.
3634 * gcc-page.c (ggc_page_print_statistics): Likewise.
3636 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
3638 * config/i386/i386.c (ix86_cpu): Revert last patch.
3639 * config/i386/i386.h (ix86_cpu): Ditto.
3641 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
3643 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
3644 TYPE_SIZE, convert type of result to sizetype.
3646 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
3648 * flow.c (count_or_remove_death_notes): Equate NULL with the
3651 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
3652 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
3655 * i386.c (pic_label_no): Delete.
3656 (ix86_attr_length_default): Don't use single_set to peek
3659 * recog.c (peephole2_optimize): Allow recog_next_insn to index
3660 the first insn after bb->end.
3661 * i386.md (push mem peeps): Scratch is live after evaluation
3663 (cmp mem peep): Similarly.
3665 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
3667 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
3668 * function.c (pad_to_arg_alignment): Add missing braces.
3670 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3672 * alpha/alpha-protos.h (literal_section): Add prototype.
3673 (alpha_need_linkage, alpha_start_function,alpha_end_function):
3676 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
3678 (alpha_start_function, alpha_end_function, float_strings,
3679 alpha_need_linkage): Constify a char*
3681 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
3683 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
3685 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
3687 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
3689 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3691 * flow.c (debug_flow_info): Add prototype.
3693 * gcc.c (main): Likewise.
3695 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
3698 * reload1.c (failed_reload, set_reload_reg): Likewise.
3700 * mips-tfile.c (main): Likewise.
3701 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
3702 with ATTRIBUTE_NORETURN.
3704 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
3706 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
3707 DECL is not a memory ref.
3709 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
3711 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
3712 * config/i386/i386.c (ix86_cpu): Add extern attribute.
3714 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
3716 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
3717 * config/mips/elf64.h: ditto.
3719 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
3721 * expr.c (emit_push_insn): New argument alignment_pad.
3722 Update all callers. Adjust stack pointer based on alignment pad.
3723 * function.c (pad_to_arg_alignment): New argument alignment_pad.
3724 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
3725 (locate_and_pad_parm): New argument alignment_pad. Update all
3727 * expr.h (emit_push_insn): Update prototype.
3728 (locate_and_pad_parm): Update prototype.
3729 * calls.c (arg_data): Add new field alignment_pad.
3730 (initialize_argument_information): Initialize alignment_pad.
3732 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
3734 * except.c (free_eh_nesting_info): Free the info itself.
3735 * function.c (free_after_compilation): Don't free NULL.
3736 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
3737 (pre_edge_insert): Free inserted.
3738 * stmt.c (free_stmt_status): Don't free NULL.
3740 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3742 * gcov.c (DIR_SEPARATOR): Provide default.
3743 (output_data): Add test for MS-DOS format absolute filename.
3744 (fancy_abort): Correct program name.
3745 (open_files): Open all files in binary mode.
3746 * libgcc2.c (__bb_exit_func): Likewise.
3748 * profile.c (init_branch_prob): Specify binary when opening files.
3750 * flags.h (flag_unwind_tables): New decl.
3751 * toplev.c (flag_unwind_table): New definition.
3752 (f_options): Add -funwind-tables.
3753 (decode_g_option): Clarify warning when unknown -g option is given.
3754 (rest_of_compilation): If inside an inlined external function,
3755 pretend we are just being declared.
3757 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
3758 (dwarf2out_frame_finish): Likewise.
3760 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
3762 * fold-const.c (merge_ranges): If not in0, but in1, handle
3763 upper bounds equal like subset case.
3765 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
3767 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
3768 passed in a register but moved to the stack.
3770 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
3772 * gcc.c (pass_exit_codes, greatest_status): New variables.
3773 (struct option_map): Add entry for "--pass-exit-codes".
3774 (execute): Update greatest_status if error.
3775 (display_help): Add documentation for -pass-exit-codes.
3776 (process_command): Handle -pass-exit-codes.
3777 (main): Look at pass_exit_codes and greatest_status on call to exit.
3779 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3781 * reload.c (find_reloads): Refine test for no input reload
3782 case to not includes reloads emitted after insn.
3784 * function.c (find_temp_slots_from_address): Handle sum involving
3785 a register that points to a temp slot.
3786 (update_temp_slot_address): Make recursive call if both old and
3787 new are PLUS with a common operand.
3788 * calls.c (expand_call): Mark temp slot for result as having
3791 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
3793 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
3794 component as well as "BINUTILS".
3796 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
3797 * integrate.c (copy_rtx_and_substitute): Likewise.
3798 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
3799 All callers changed.
3800 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
3802 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
3803 gdb extensions, write size of type; also be more consistent
3804 in using references when this is a subtype.
3806 * pa.md (extv, extzv, insv): Use define_expand to reject constant
3807 that is out of range.
3809 * loop.c (unknown_constant_address_altered): New variable.
3810 (prescan_loop): Initialize it.
3811 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
3812 (invariant_p, case MEM): Remove handling for volatile and readonly;
3813 check new variable if readonly.
3814 (check_dbra_loop): Chdeck unknown_constant_address_altered.
3816 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
3817 (addr_affects_sp_p): Removed from note_mem_written and only
3818 define #ifdef AUTO_INC_DEC.
3820 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
3822 * regclass.c (record_reg_classes): Properly handle register move
3825 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
3826 Don't think valid if both operands are invalid.
3827 (struct constant_descriptor): New field RTL.
3828 (mark_const_hash_entry): Mark it.
3829 (record_constant{,_rtx}): Initialize it.
3830 (output_constant_def): Allocate RTL in permanent obstack and
3832 ({record,compare}_constant_1): Modes must match for
3833 CONSTRUCTOR of ARRAY_TYPE.
3835 * c-common.h (initializer_constant_valid_p): Delete decl from here.
3836 * output.h (initializer_constant_valid_p): Move decl to here.
3837 * c-common.c (initializer_constant_valid_p): Delete function from here.
3838 * varasm.c (initializer_constant_valid_p): Move function to here.
3840 * tree.h (STRIP_SIGN_NOPS): New macro.
3841 * fold-const.c (optimize_minmax_comparison): New function.
3842 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
3843 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
3844 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
3845 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
3846 widening conversions.
3847 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
3848 to look at size of mode, not precision of type; also add missing cases.
3849 (optimize_bit_field_compare, decode_field_reference): Don't try to
3850 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
3852 * dwarf2out.c (ctype.h): Include.
3853 (dwarf2out_set_demangle_name_func): New function.
3854 (size_of_line_info): Deleted.
3855 (output_line_info): Compute size of line info table from difference
3857 (base_type_die, add_name_attribute): Call demangle function, if any.
3858 (field_byte_offset): Use bits per word for variable length fields.
3859 (gen_array_type_die): Add array name.
3860 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
3861 (dwarf2out_add_library_unit_info): New function.
3863 * explow.c (set_stack_check_libfunc): New function.
3864 (stack_check_libfunc): New static variable.
3865 (probe_stack_range): Allow front-end to set up a libfunc to call.
3867 * combine.c (simplify_comparison): When making comparison in wider
3868 mode, check for having commuted an AND and a SUBREG.
3869 (contains_muldiv): New function.
3870 (try_combine): Call it when dividing a PARALLEL.
3871 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
3872 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
3874 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
3875 use one of the CLOBBERs instead.
3876 (if_then_else_cond): If comparing against zero, just return thing
3879 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
3880 Don't generate shifts and subtract if have conditional arithmetic.
3882 * rtl.h (delete_barrier): New declaration.
3883 * jump.c (jump_optimize): Set up to handle conditional call.
3884 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
3885 (delete_barrier): New function.
3887 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
3889 * recog.c (nonmemory_operand): Accept ADDRESSOF.
3891 * tree.c (build_type_attribute_variant): Push to obstack of
3892 ttype around type_hash_canon call.
3894 * expr.c (placeholder_list): Move decl to file scope.
3895 (expand_expr): Don't force access to volatile just because its
3897 If ignoring reference operations, just expand the operands.
3898 (expand_expr, case COMPONENT_REF): Propagate
3899 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
3900 Refine test for using bitfield operations vs pointer punning.
3901 (expand_expr, case CONVERT_EXPR): If converting to
3902 BLKmode UNION_TYPE from BLKmode, just return inner object.
3903 Use proper mode in store_field call.
3904 Properly set sizes of object to store and total size in store_field
3905 call for convert to union.
3906 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
3907 memory (like for ADDR_EXPR). Also, don't put constant in register if
3908 we'll want it in memory.
3909 (readonly_fields_p): New function.
3910 (expand_expr, case INDIRECT_REF): Call it if LHS.
3911 (expand_assignment): Handle a RESULT_DECL where
3912 DECL_RTL is a PARALLEL.
3913 (do_jump, case WITH_RECORD_EXPR): New case.
3914 (get_inner_reference): Always go inside a CONVERT_EXPR
3915 and NOP_EXPR if both modes are the same.
3916 (store_field): Use bitfield operations if size of bitsize is not same
3917 as size of RHS's type.
3918 Check for bitpos not a multiple of alignment in BLKmode case.
3919 Do block move in largest possible alignment.
3920 (store_constructor): Set BITSIZE to -1 for variable size and properly
3921 in case of array of BLKmode.
3922 (expand_expr_unaligned): New function.
3923 (do_compare_and_jump): Call it.
3925 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
3926 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
3927 does not include 'o'.
3929 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
3930 both SET_DEST and SET_SRC reference a virtual register.
3931 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
3933 * integrate.c (expand_inline_function): Handle case of setting
3934 virtual stack vars register (from built in setjmp); when parameter
3935 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
3936 (subst_constant): Add new parm, MEMONLY.
3937 (expand_inline_function, integrate_parm_decls): Pass new parm.
3938 (integrate_decl_tree): Likewise.
3939 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
3940 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
3941 (copy_rtx_and_substitute, case SET): Add explicit calls to
3942 copy_rtx_and_substitute for both sides.
3944 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
3946 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
3947 within INDEX_TYPE, instead of before.
3948 (fixup_gotos): Use f->target_rtl, not the next insn,
3949 since latter may be from a later fixup.
3950 (expand_value_return): Correctly convert VAL when promoting function
3951 return; support RETURN_REG being a PARALLEL.
3952 (expand_return): When checking for result in regs and having
3953 cleanup, consider PARALLEL in DECL_RTL as being in regs.
3955 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
3957 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
3958 last_nominal_fname): Mark const.
3959 (struct include_hash: name, nshort, control_macro): Mark
3961 (struct macrodef: symnam): Mark const.
3962 (struct if_stack: fname): Mark const.
3963 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
3964 (IStable): New character-syntax array which encompasses all
3965 the old is_foo arrays.
3966 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
3967 is_space): New macros for interrogating IStable.
3968 (check_macro_name): Kill last argument. All callers changed.
3970 * cppinit.c (initialize_char_syntax): Delete.
3971 (is_idchar, is_idstart, is_hor_space, is_space,
3972 trigraph_table): Delete.
3973 (IStable): New. Initialize with clever macros to avoid
3974 information duplication.
3975 (builtin_array): Table of builtins to get rid of explicit list
3976 in initialize_builtins.
3977 (initialize_builtins): Use builtins_array.
3978 (cpp_start_read): Call init_IStable, and set IStable['$'] if
3979 opts->dollars_in_ident.
3981 * cppexp.c: Change all refs to is_xyz[] arrays to use new
3983 (cpp_parse_expr): Avoid 'format string is not constant'
3984 warning. Use ISGRAPH to identify printable chars.
3985 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
3987 (read_and_prescan): Map trigraphs to chars with open-coded
3988 if-else-if-... sequence, not a lookup table.
3989 * cpphash.c: Change all refs to is_xyz[] arrays to use new
3991 * cpplib.c: Change all refs to is_xyz[] arrays to use new
3992 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
3993 (check_macro_name): Remove ability to report an invalid
3994 assertion name, which is never used.
3995 (do_line): Constify a couple of char *'s.
3996 * cppmain.c (main): Call cpp_cleanup before returning.
3998 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
4000 * ggc.h (struct ggc_statistics): New type.
4001 (ggc_get_size): New function.
4002 (ggc_print_statistics): Likewise.
4003 * ggc-common.c (ggc_stats): New variable.
4004 (ggc_mark_rtx_children): Keep statistics.
4005 (ggc_mark_tree_children): Likewise.
4006 (ggc_print_statistics): New function.
4007 * ggc-page.c (struct globals): Add bytes_mapped field.
4008 (alloc_anon): Update it.
4009 (release_pages): Likewise.
4010 (ggc_get_size): New function.
4011 (ggc_page_print_statistics): New function.
4012 * ggc-simple.c (ggc_get_size): New function.
4014 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
4016 * flow.c (propagate_block): When the last reference to a label
4017 before an ADDR_VEC is deleted because the reference is a dead
4018 store, delete the ADDR_VEC.
4020 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
4022 * resource.c (find_free_register): Don't use the frame pointer
4023 if frame_pointer_needed.
4025 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
4027 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
4028 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
4030 * config/i960/i960.c (i960_va_start): New locals base, num.
4031 Use INDIRECT_REF instead of ARRAY_REF on valist.
4032 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
4034 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
4036 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
4038 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
4040 * tree.def (PLACEHOLDER_EXPR): Update comments.
4042 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4044 * c-common.c (check_format_info): Avoid non-literal format string
4045 warnings when `first_arg_num' is zero.
4047 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4049 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
4051 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
4053 * arm.md (casesi_insn): Add a clobber of the condition code
4056 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
4058 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
4059 used by both cc1 and cc1plus.
4061 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
4063 * config/arm/arm.c: Initialise arm_structure_size_boundary to
4064 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
4065 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
4066 to the value 32 if it has not already been defined.
4067 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
4068 Override definition in arm.h with a value of 8.
4070 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
4072 * c-pragma.c (push_alignment): Don't check the return value
4075 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
4077 * sparc.h (ADJUST_COST): Fix thinko.
4079 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
4081 * cccp.c (rescan): Fixed obp pointer handling around call to
4082 check_expand subroutine.
4084 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
4086 * gcse.c (delete_null_pointer_checks): Only record non-null info
4087 for pseudos when examining stores.
4089 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
4090 splitters for these patterns. Use "#" for output templates.
4091 (addsi3_carryin_shift): New pattern.
4093 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
4095 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
4096 of the function return register into a plain REG until
4097 after function inlining is done.
4099 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4101 * jump.c (jump_optimize_1): If we did cross-jumping, and
4102 the data will matter, rebuild the CFG.
4103 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
4104 not optimizing. Don't run shorten_branches.
4105 * toplev.c (rest_of_compilation): Run shorten_branches after
4108 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
4110 * rtl.h (note_stores): Add additional paramter.
4111 * rtlanal.c (reg_set_p_1): Take additional paramter.
4112 (reg_set_last_1): Likewise.
4113 (reg_set_p): Adjust call to note_stores.
4114 (reg_set_last): Likewise.
4115 (note_stores): Pass data parameter to worker function.
4116 * alias.c (record_set): Take additional parameter.
4117 (init_alias_analysis): Pass it.
4118 * caller-save.c (mark_set_regs): Take additional parameter.
4119 (save_call_clobbered_regs): Pass NULL to note_stores.
4120 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
4122 (record_dead_and_set_regs_1): Likewise.
4123 (reg_dead_at_p_1): Likewise.
4124 (combine_instructions): Adjust calls to note_stores.
4125 (try_combine): Likewise.
4126 (record_dead_insn): Remove.
4127 (record_dead_and_set_regs): Adjust calls to note_stores.
4128 (reg_dead_at_p): Likewise.
4129 * cse.c (invalidate_skipped_set): Take additional parameter.
4130 (cse_check_loop_start): Likewise.
4131 (cse_check_loop_start_value): Remove.
4132 (cse_set_around_loop): Adjust calls to note_stores.
4133 * flow.c (notice_stack_pointer_modification): Take additional
4134 parameter. Remove duplicate declaration.
4135 (record_volatile_insns): Adjust calls to note_stores.
4136 * gcse.c (record_set_info): Take additional parameter.
4137 (record_last_set_info): Likewise.
4138 (invalidate_nonnull_info): Likewise.
4139 (record_set_insn): Remove.
4140 (compute_sets): Adjust calls to note_stores.
4141 (last_set_insn): Remove.
4142 (compute_hash_table): Adjust calls to note_stores.
4143 (insert_insn_end_bb): Likewise.
4144 (delete_null_pointer_checks): Likewise.
4145 * global.c (mark_reg_store): Take additional parameter.
4146 (mark_reg_clobber): Likewise.
4147 (reg_becomes_live): Likewise.
4148 (global_conflicts): Adjust calls to note_stores.
4149 (build_insn_chain): Likewise.
4150 * integrate.c (note_modified_parmregs): Take additional parameter.
4151 (mark_stores): Likewise. Make it static.
4152 (save_for_inline_nocopy): Adjust calls to note_stores.
4153 (try_constants): Likewise.
4154 * integrate.h (mark_stores): Remove declaration.
4155 * jump.c (mark_modified_reg): Take additional parameter.
4156 (thread_jumps): Adjust calls to note_stores.
4157 * local-alloc.c (validate_equiv_mem_from_store): Take additional
4159 (no_equiv): Likewise.
4160 (reg_is_set): Likewise.
4161 (validate_equiv_mem): Adjust calls to note_stores.
4162 (update_equiv_regs): Likewise.
4163 (block_alloc): Likewise.
4164 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
4165 (note_addr_stored): Take additional parameter.
4166 (note_set_pseudo_multiple_uses): Likewise.
4167 (record_initial): Likewise.
4168 (prescan_loop): Adjust calls to note_stores.
4169 (strength_reduce): Likewise.
4170 (check_dbra_loop): Likewise.
4171 * regmove.c (flags_set_1): Take additional paramter.
4172 (mark_flags_life_zones): Adjust calls to note_stores.
4173 * reload1.c (mark_not_eliminable): Take additional parameter.
4174 (forget_old_reloads_1): Likewise.
4175 (reload_cse_invalidate_rtx): Likewise.
4176 (reload_cse_check_clobber): Likewise.
4177 (reload_combine_note_store): Likewise.
4178 (move2add_note_store): Likewise.
4179 (reload): Adjust calls to note_stores.
4180 (reload_as_needed): Likewise.
4181 (emit_reload_insns): Likewise.
4182 (reload_cse_regs_1): Likewise.
4183 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
4184 (reload_combine): Adjust calls to note_stores.
4185 * resource.c (update_live_status): Take additional paramter.
4186 (mark_target_live_regs): Adjust calls to note_stores.
4187 * stupid.c (find_clobbered_regs): Take additional parameter.
4188 (stupid_life_analysis): Adjust calls to note_stores.
4190 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
4192 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
4195 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
4198 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
4199 of the variable arm_structure_size_boundary.
4201 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4203 * alias.c (init_alias_analysis): Allocate reg_known_value and
4204 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
4206 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
4207 * cse.c (cse_main): Call end_alias_analysis.
4208 * haifa-sched.c (schedule_insns): Likewise.
4209 * local-alloc. (update_equiv_regs): Likewise.
4210 * reload1.c (reload_cse_regs): Likewise.
4212 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4214 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
4215 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
4216 mapping from MASK_FPU.
4218 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
4220 * sparc.md (call): Don't bound structure return size to 0xfff.
4222 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
4224 * resource.c (mark_target_live_regs): Check that the target
4225 insn wasn't created after compute_bb_for_insn.
4227 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
4229 * ggc-page.c (poison_pages): Don't be overzealous.
4231 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
4233 * alias.c: Update comments for ADDRESS.
4234 (nonlocal_reference_p): Look inside the ADDRESS to determine if
4235 it is a local memory reference.
4237 * c-typeck.c (build_function_call): Check that the built-in
4238 function is of class BUILT_IN_NORMAL before trying to recongize
4240 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
4241 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
4243 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
4245 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
4247 (pre_gcse): Likewise.
4248 (hoist_expr_reaches_here_p): Likewise.
4249 (hoist_code): Likewise.
4250 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
4252 (pre_expr_reaches_here_p_work): ... here.
4253 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
4255 (expr_reaches_here_p_work): ... here.
4257 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
4259 * resource.c (find_basic_block): Delete.
4260 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
4261 (init_resource_info): Call compute_bb_for_insn.
4263 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
4265 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
4266 with already adjacent blocks, but no fallthru.
4267 (merge_blocks_move_successor_nojumps): Simplify.
4268 (debug_flow_info): New.
4270 * toplev.c (rest_of_compilation): Open jump1 dump file before
4271 jump and close after, as opposed to just using dump_rtl.
4273 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4275 * reload.h (earlyclobber_operand_p): Declare.
4276 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
4277 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
4278 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
4279 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
4281 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4282 Richard Henderson <rth@cygnus.com>
4284 * emit-rtl.c (emit_block_insn_before): New.
4285 (emit_block_insn_after): New.
4286 * basic-block.h: Declare them.
4288 * bitmap.h: Protect from multiple inclusion.
4290 * recog.c (scratch_operand): Handle VOIDmode correctly.
4292 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
4294 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
4295 * function.c (assign_parms): Likewise.
4296 * global.c (global_conflicts): Clarify STACK_REGS commentary.
4298 * reg-stack.c (max_uid): Remove.
4299 (blocks, block_begin, block_end, block_drops_in): Remove.
4300 (block_stack_in, block_out_reg_set, block_number): Remove.
4301 (struct block_info_def, BLOCK_INFO): New.
4302 (enum emit_where): New.
4303 (current_block): New.
4304 (BLOCK_NUM): Remove.
4305 (mark_regs_pat, record_label_references): Remove.
4306 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
4308 (goto_block_pat, print_blocks, dump_stack_info): Remove.
4309 (reg_to_stack): Simplified test for existance of fp code. Use
4310 flow.c code. Call shorten_branches after cross-jump opt.
4311 (check_asm_stack_operands): Renamed from record_asm_reg_life.
4312 Return false if the asm doesn't use stack regs. Don't do life
4313 analysis on the asm.
4314 (emit_pop_insn): Replace function pointer arg `when' with
4315 enum `where'. Update all callers.
4316 (change_stack): Likewise. Update basic block end.
4317 (emit_swap_insn): Use current_block->head to limit reverse search
4318 for start of block. Use emit_block_insn_after.
4319 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
4320 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
4321 structure assignment instead of bcopy.
4323 (convert_regs_entry, convert_regs_exit): New.
4324 (convert_regs_1, convert_regs_2): Split out from convert_regs.
4325 Work on basic blocks and the CFG.
4326 (convert_regs): Use them.
4328 * i386.c (output_fix_trunc): Remove code for DImode input operand
4329 not at top-of-stack.
4330 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
4332 (fix_truncdi_1): Allow any mode scratch.
4334 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
4336 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
4337 * linux.h, netbsd.h, vms.h: Not here.
4339 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
4341 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
4342 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
4343 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
4344 CONDITIONAL_REGISTER_USEAGE): Use them.
4345 * config/mips/mips.c (mips_move_1word,mips_move_2words,
4346 gen_conditional_branch,override_options) : Use them.
4347 * config/mips/mips.md : Use them.
4349 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
4351 * i386.md (zero_extendqihi2): Use SImode register name with andl.
4353 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
4355 * integrate.c (function_cannot_inline_p): Don't allow inlining
4358 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4360 * c-parse.in (cast_expr): Constify.
4362 * cccp.c (special_symbol): Likewise.
4364 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
4366 * dwarf2out.c (base_type_die): Likewise.
4368 * global.c (allocno_compare): Likewise.
4370 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
4372 * regclass.c (fix_register): Likewise.
4374 * rtl.h (fix_register): Likewise.
4376 * stupid.c (stupid_reg_compare): Likewise.
4378 * toplev.c (decode_f_option): Likewise.
4380 * tree.c (build_complex_type): Likewise.
4382 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
4384 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
4386 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4388 * reload.c (find_reloads): Compute mode and nregs fields of all
4390 * reload1.c (calculate_needs_all_insns): Simplify a bit.
4391 (calculate_needs): Use precomputed mode/nregs values.
4392 (allocate_reload_reg): Likewise.
4394 (failed_reload, set_reload_reg): ... new functions.
4395 (choose_reload_regs_init): New function, mostly broken out from...
4396 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
4397 Also lose one #if 0 block.
4399 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
4401 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
4404 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
4406 * tree.h (BLOCK_TYPE_TAGS): Remove.
4407 (BLOCK_END_NOTE): Likewise.
4408 (BLOCK_LIVE_RANGE_FLAG): Likewise.
4409 (BLOCK_LIVE_RANGE_START): Likewise.
4410 (BLOCK_LIVE_RANGE_END): Likewise.
4411 (tree_block): Remove live_range_flag, live_range_var_flag, and
4412 type_tags. Remove end_note, live_range_start, and live_range_end.
4413 (remember_end_note): Remove prototype.
4414 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
4415 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
4417 * ggc-common.c (ggc_mark_tree_children): Don't mark
4418 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
4419 * integrate.c (adjust_copied_decl_tree): Remove.
4420 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
4421 * stmt.c (last_block_end_note): Remove.
4422 (init_stmt): Don't add a GC root for it.
4423 (expand_fixup): Don't set it.
4424 (remember_end_note): Remove.
4425 (expand_end_bindings): Don't set last_block_end_note.
4427 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4429 * reload1.c (reload_reg_free_for_value_p): Show
4430 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
4433 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
4435 * expmed.c (extract_bit_field): Allow for the case of non-integer
4436 objects that are smaller than a word (like SFmode on a 64-bit
4439 * loop.c (basic_induction_var): A non-integer variable which is
4440 being set by a paradoxical subreg is probably not a biv.
4442 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4444 * prefix.c (translate_name) Check for empty prefix string.
4446 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
4448 * Makefile.in (CPP_CROSS_NAME): New variable.
4449 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
4451 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
4452 names of the files to be uninstalled.
4454 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
4456 * collect2.c (IS_DIR_SEPARATOR): Define.
4457 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
4459 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
4462 * haifa-sched.c (add_dependence): Update the true dependency
4463 cache the first time we add a true dependence to the LOG_LINKS chain.
4465 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
4467 * fold-const.c (fold): Fix comment.
4469 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4471 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
4472 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
4473 dbxout_start_new_source_file, dbxout_source_file,
4474 dbxout_source_line, dbxout_finish, dbxout_type_fields,
4475 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
4477 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
4478 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
4479 (dbxout_block): Initialize variable `blocknum'.
4481 * dbxout.h (dbxout_init, dbxout_finish,
4482 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
4483 dbxout_args, dbxout_source_line): Constify a char*.
4485 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
4486 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
4487 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
4488 low_pc_attribute, high_pc_attribute, body_begin_attribute,
4489 body_end_attribute, comp_dir_attribute, sf_names_attribute,
4490 src_info_attribute, mac_info_attribute, producer_attribute,
4491 lookup_filename, generate_macinfo_entry, fundamental_type_code,
4492 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
4493 dwarfout_undef): Constify a char*.
4494 (add_incomplete_type, retry_incomplete_types): Add prototypes.
4496 * dwarfout.h (dwarfout_define, dwarfout_undef,
4497 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
4499 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
4501 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
4502 (MULTILIB_ISA_DEFAULT): New.
4503 (MULTILIB_DEFAULTS): Use it.
4504 * config/mips/mips.c (): Remove the now unnecessary definition
4505 of MIPS_ISA_DEFAULT.
4506 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
4507 unnecessary definition.
4509 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
4511 * arm.md (pic_load_addr): Add constraints to operand 1.
4513 1999-10-25 Bruce Korb <autogen@linuxbox.com>
4515 * fixinc/genfixes: Provide a means for specifying -D options to
4518 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
4520 * arm.c (arm_override_options): Correct initialization of
4521 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
4522 arm_is_strong, and arm_is_6_or_7.
4524 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
4525 (note_set_pseudo_multiple_uses): New function.
4526 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
4527 if a pseudo set in the loop exit is used elsewhere.
4529 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
4531 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
4533 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
4535 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
4536 a single load-address pattern.
4538 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
4540 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
4541 depending on whether or not line-number notes are present.
4543 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * cccp.c (progname, file_buf, default_include, include_file,
4546 macrodef, definition, hashval, wchar_type, user_label_prefix,
4547 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
4548 expand_to_temp_buffer, is_system_include, base_name,
4549 absolute_filename, read_name_map, open_include_file,
4550 record_control_macro, check_precompiled, check_preconditions,
4551 pcfinclude, pass_thru_directive, create_definition,
4552 check_macro_name, comp_def_part, collect_expansion,
4553 check_assertion, read_token_list, assertion_install,
4554 assertion_lookup, eval_if_expression, conditional_skip,
4555 validate_else, skip_quoted_string, quote_string, macarg1,
4556 error_from_errno, install, lookup, hashf, dump_defn_1,
4557 perror_with_name, pfatal_with_name, main, trigraph_pcp,
4558 check_white_space, rescan, handle_directive, monthnames,
4559 special_symbol, do_include, remap_include_file, write_output,
4560 arglist, do_assert, do_unassert, do_line, do_error, do_once,
4561 do_ident, do_sccs, do_xifdef, skip_if_group,
4562 output_line_directive, macroexpand, macarg, change_newlines,
4563 initialize_builtins, make_definition): Constify a char*.
4565 * pcp.h (stringdef): Likewise.
4567 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
4569 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
4572 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
4573 Richard Henderson <rth@cygnus.com>
4575 * alias.c: Include ggc.h.
4576 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
4577 (record_set): Verify enough room in reg_base_value.
4578 (init_alias_analysis): Allocate reg_base_value with xcalloc.
4579 Register it as a GC root.
4580 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
4581 * Makefile.in (alias.o): Depend on ggc.h.
4583 * unroll.c (unroll_loop): Verify the insn before a barrier
4584 is a JUMP_INSN before checking JUMP_LABEL.
4586 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4588 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
4589 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
4590 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
4591 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
4592 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
4593 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
4595 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4597 * output.h (ctors_section, dtors_section, bss_section): Prototype.
4599 * alpha/alpha-interix.h (text_section): Delete prototype.
4600 * alpha/elf.h (text_section): Likewise.
4601 * arm/linux-elf.h (text_section): Likewise.
4602 * arm/linux-telf.h (text_section): Likewise.
4603 * c4x/c4x.h (text_section): Likewise.
4604 * dsp16xx/dsp16xx.h (bss_section): Likewise.
4605 * elfos.h (text_section): Likewise.
4606 * i386/aix386ng.h (text_section): Likewise.
4607 * i386/i386-interix.h (text_section): Likewise.
4608 * i386/sco5.h (text_section): Likewise.
4609 * i386/svr3gas.h (text_section): Likewise.
4610 * nextstep.h (text_section): Likewise.
4611 * psos.h (text_section): Likewise.
4612 * ptx4.h (text_section): Likewise.
4613 * svr3.h (text_section): Likewise.
4614 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
4616 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4618 * final.c (peephole): Delete prototype.
4620 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
4621 (pre_insert_copies): Remove unused variable `bb'.
4623 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
4626 * output.h (peephole): Add prototype.
4628 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
4630 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
4633 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
4635 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
4636 for inlined declarations.
4638 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
4640 * arm.c (logical_binary_operator): New fucntion.
4641 * arm.h (logical_binary_operator): Declare it.
4642 (PREDICATE_CODES): Handle logical_binary_operator.
4643 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
4644 output constraints. Add appropriate splitters.
4645 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
4646 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
4647 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
4649 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4651 * genoutput.c (struct operand_data): New elt eliminable.
4652 (output_operand_data): Write it.
4653 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
4654 (compare_operands): Take it into account.
4655 * recog.h (struct insn_operand_data): New elt eliminable.
4656 * reload1.c (check_eliminable_occurrences, elimination_effects): New
4658 (old_asm_operands_vec, new_asm_operands_vec): Delete.
4659 (eliminate_regs): Move code that detects changes to elimination
4660 target regs into new function elimination_effects.
4661 Delete one #if 0 block.
4662 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
4663 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
4664 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
4665 Only call eliminate_regs for real operands of the insn, not for parts
4666 of its structure or parts matched by things like match_operator.
4667 Use elimination_effects and check_eliminable_occurrences. Use
4668 copy_insn to duplicate the pattern when not in the final pass.
4670 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
4672 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
4675 1999-10-22 Bruce Korb <autogen@linuxbox.com>
4677 * fixinc/README: document the "mach" machine matching test
4678 * fixinc/fixfixes.c: Implement the #else/#endif label fix
4679 * fixinc/fixtests.c: Implement the #else/#endif label test
4680 * fixinc/inclhack.def: utilize these tests and fixes
4681 * fixinc/inclhack.sh: regen
4682 * fixinc/fixincl.x: regen
4683 * fixinc/fixincl.sh: regen
4685 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
4687 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
4690 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
4692 * gcc.1: Document exit codes.
4694 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4696 * calls.c: Include tm_p.h later, so everything we need is defined.
4698 * function.c: Likewise.
4700 * except.c: Include tm_p.h.
4702 * sparc.c: Likewise.
4703 (dwarf2out_cfi_label): Don't prototype.
4704 (check_return_regs, epilogue_renumber,
4705 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
4706 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
4707 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
4708 ultra_schedule_insn): Add static prototype.
4709 (data_segment_operand, text_segment_operand): Call itself with the
4710 proper number of arguments.
4711 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
4713 * sparc.h: Move all declarations to sparc-protos.h.
4714 (SELECT_RTX_SECTION): Pass a missing MODE argument to
4717 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
4719 * config/svr4.h (text_section, ctors_section, dtors_section): Add
4721 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
4722 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
4723 ASM_OUTPUT_ASCII): Constify a char*.
4725 * sparc-protos.h: New file for sparc prototypes.
4727 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4729 * function.c (record_insns, contains): Always declare and define.
4730 (record_insns): Mark with ATTRIBUTE_UNUSED.
4732 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
4734 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
4735 to .section when outputting a .bss section to deal with multiple
4736 .bss input sections (as happens with -fdata-sections)
4737 Also output %progbits, not @progbits so the assembler doesn't treat as
4739 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
4741 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
4742 thumb parts even when building with non-thumb CPUs, by forcing
4745 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
4747 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
4748 (movdf_const_intreg_sp64): Similarly.
4750 * local-alloc.c (update_equiv_regs): Check the correct insn
4751 for pre-existing REG_EQUIV notes.
4753 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
4755 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
4756 block reached by a branch if we're not going to actually process
4759 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
4761 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
4762 a local extern function declaration.
4764 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
4766 * i386.c (ix86_expand_prologue): Properly wrap USE around
4767 reg for CALL_INSN_FUNCTION_USAGE.
4769 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
4771 * config/mips/mips.md (movdf_internal1a): Allow floating-point
4772 move between GP_REGs.
4774 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
4776 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
4777 the mode size when finding out if an offset is legal.
4779 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
4781 * basic-block.h (PROP_*): Move constants from ...
4783 (compute_bb_for_insn): Free the array before reallocating.
4784 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
4785 (allocate_reg_life_data): Reset all reg variables collected by
4787 (get_block_head_tail): Don't convert from bb to block.
4788 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
4789 (find_insn_reg_weight): Take block not bb.
4790 (schedule_block): Don't set block num for moved insns.
4791 (schedule_region): Don't update_life_info or find_insn_reg_weight.
4792 (schedule_insns): Do it here instead.
4793 * combine.c (combine_instructions): Invoke compute_bb_for_insn
4794 before update_life_info.
4795 * recog.c (split_all_insns, peephole2_optimize): Update for
4796 new arg to update_life_info.
4797 * rtlanal.c (remove_note): Cope with NULL note.
4798 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
4801 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
4803 * jump.c (jump_optimize_1): More accurately detect casesi insns.
4805 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
4806 block records so that merge_blocks_nomove will clean up correctly.
4807 (split_edge): Handle casesi insns.
4809 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
4811 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
4813 * pa.md (call, call_value): Do not emit a blockage after restoring
4816 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
4818 * c-typeck.c (c_expand_asm_operands): Fix typo.
4820 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4822 * arm.c (fpu_rhs_operand): Verify modes.
4823 (fpu_add_operand): Likewise.
4824 (di_operand): Likewise.
4825 (soft_df_operand): Likewise.
4827 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
4829 * arm.c (arm_return_in_memory): APCS rules state that the elements
4830 of a structure returned in a register must be 'integer-like'.
4832 1999-10-19 Bruce Korb <autogen@linuxbox.com>
4834 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
4835 in the source tree when the generated targets are out of date
4836 * fixinc/genfixes: Alter it to run individual fixes for make.
4837 * fixinc/README: rewrite
4838 * fixinc/inclhack.def: moved initial comments to README
4840 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
4842 * toplev.c (main): Do not generate an error message if an
4843 unrecognised command line switch is recognisable by another
4844 language. If extra_warnings are enabled, then generate a
4845 warning message instead.
4847 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
4849 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
4850 (insert_pack_attributes): Delete prototype.
4852 * c-pragma.c (default_alignment): New static variable.
4853 (push_alignment): Initialize to current effective alignment.
4854 (pop_alignment): Use to set new alignment.
4855 (insert_pack_attributes): Delete function.
4856 (handle_pragma_token): Set default_alignment as well each time
4857 a #pragma pack(<n>) is encountered.
4859 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
4861 * reg-stack.c (stack_result): Aggregates are not returned in
4864 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4866 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
4868 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
4870 * basic-block.h (set_block_num): Declare.
4871 * flow.c (update_life_info): Don't call compute_bb_for_insn
4872 or free_basic_block_vars.
4873 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
4874 (insn_orig_block): Remove.
4875 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
4876 (schedule_block): Keep BLOCK_NUM up-to-date.
4877 (schedule_insns): Use compute_bb_for_insn.
4878 * recog.c (split_all_insns): Likewise.
4879 (peephole2_optimize): Likewise.
4881 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
4883 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
4884 if the pic register is used.
4886 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4888 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
4889 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
4890 if that tests TREE_PERMANENT.
4892 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
4894 * cse.c (invalidate_for_call): Do not remove memory references from
4895 the table here. It's handled elsewhere.
4897 * haifa-sched.c (add_dependence): Protect references to the
4898 true dependency cache with #ifdef INSN_SCHEDULING.
4899 (remove_dependence): Similarly.
4901 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
4902 to the cfg code that this is a return instruction.
4903 * mn10300.md (return_internal): Similarly.
4905 * combine.c (get_last_value): If the last set of a register
4906 is after subst_low_cuid, then we can not use it to determine
4907 the register's last value.
4909 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4911 * Makefile.in: Back out previous change.
4913 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
4915 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
4917 * haifa-sched.c (add_dependence): Only check/update the cache
4919 (remove_dependence): Likewise.
4920 (schedule_insns): Only create the true_dependency_cache if the
4921 average number of instructions in a basic block is very large.
4923 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4925 * Makefile.in (ggc-common.o): Depend on genrtl.h.
4926 (ggc-simple.o): Likewise.
4927 (ggc-page.o): Likewise.
4929 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
4931 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
4932 Prototype for exported functions.
4933 (pre_lcm, pre_rev_lcm): Remove prototypes.
4934 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
4935 (compute_available): Move to lcm.c, and change parameter order.
4936 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
4937 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
4938 (gcse_main): No longer call compute_preds_succs. Rebuild the
4939 set table after reach pre pass.
4940 (pre_insert_map, pre_delete_map, edge_list): New.
4941 (alloc_pre_mem): Allocate edge vectors.
4942 (free_pre_mem): Delete edge vectors.
4943 (compute_pre_data): Call new edge based lcm routines.
4944 (process_insert_insn): New function.
4945 (insert_insn_end_bb): Use it.
4946 (pre_edge_insert): New function.
4947 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
4949 (pre_insert_copies): Revamp using new edge based lcm outputs.
4950 (pre_delete): Likewise.
4951 (one_pre_gcse_pass): Insert & remove fake edges to the exit
4953 (compute_code_hoist_vbeinout): New new edge based routines.
4954 * lcm.c: Remove all the old LCM functions. Replace with new ones
4955 that work with the new cfg datastructures and work with edges
4958 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4960 * reload.h (struct reload): Add new fields "mode" and "nregs".
4961 * reload1.c: Change all occurrences of reload_mode and reload_nregs
4962 to reference the "mode" and "nregs" field within struct reload.
4964 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
4966 * haifa-sched.c (true_dependency_cache): New.
4967 (add_dependence): Use the true dependency cache to avoid expensive
4968 walks down the LOG_LINKS dependency list. Add entries to the
4970 (remove_dependence): Remove entries from the true dependency cache
4972 (schedule_insns): Allocate and initialize and free the true
4975 * haifa-sched.c (schedule_insns): Do not remove inter-block
4976 dependencies anymore.
4978 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4980 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
4981 * i386/t-winnt: Likewise.
4983 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
4985 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
4987 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
4989 * Makefile.in (LANGUAGES): Omit "proto".
4990 (clean): Remove stale comment about removing unprotoize.c.
4992 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4994 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
4995 using arithmetic on void pointers.
4997 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
4999 * haifa-sched.c (compute_block_forward_dependencies): Only check
5000 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
5002 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
5004 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
5005 (expr_equiv_p): Reject memories with different alias sets.
5007 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
5009 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
5010 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
5011 (f_options): Add "bounded-pointers" and "bounds-check" entries.
5012 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
5013 (lang_init): Set default for flag_bounds_check if still "unspecified".
5015 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5017 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
5019 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5021 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
5024 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5026 * config/c4x/c4x.md (*db_noclobber,
5027 *decrement_and_branch_until_zero_noclobber): New patterns and
5028 associated splitters.
5030 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5032 * config/c4x/c4x.md (parallel instruction patterns): Rework
5033 constraints to keep reload happy.
5035 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5037 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
5038 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
5039 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
5040 Add new patterns and associated post-reload splitters.
5042 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5044 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
5046 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5048 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
5050 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
5052 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5054 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
5057 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
5059 * pa.c (move_operand): Rely on memory_address_p to determine the
5060 validity of non-indexed memory addresses.
5061 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
5062 operand in DFmode and SFmode when generating PA2.0 code.
5064 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
5066 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
5068 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
5070 * mips.c (function_prologue): Fix argument types.
5071 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
5072 (casesi_internal): Write to the scratch register.
5074 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
5076 * cppexp.c (cpp_parse_escape): Make static. Change second arg
5078 (parse_charconst): Delete unnecessary cast when calling
5080 (cpplib.h): Kill prototype of cpp_parse_escape.
5082 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
5084 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
5085 * unroll.c (unroll_loop): Cast return value of alloca.
5086 * i370/i370.c: Include function.h and toplev.h.
5087 (i370_label_scan): Remove c++ commented abort.
5088 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
5089 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
5090 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
5091 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
5093 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
5095 * config/t-freebsd: Do not override USER_H.
5096 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
5098 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
5099 Mumit Khan <khan@xraylith.wisc.edu>
5101 * c-parse.in (component_decl): Support anonymous struct/union.
5103 * c-parse.y: Regenerate.
5104 * c-parse.c: Likewise.
5105 * objc/objc-parse.y: Likewise.
5106 * objc/objc-parse.c: Likewise.
5107 * c-decl.c (finish_struct): Don't sort the fields.
5108 (field_decl_cmp): Delete unused function.
5110 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
5112 * sparc.md (movsf_const_intreg): Revert last constraint change.
5113 (movdf_const_intreg_sp32): Likewise.
5115 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
5117 * cse.c: Include hashtab.h instead of splay-tree.h
5118 (struct cse_reg_info): No longer use variant union. Add new
5119 field "regno". All references changed to avoid union.
5120 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
5121 (free_cse_reg_info): Remove.
5122 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
5123 (get_cse_reg_info): Revamp to use expandable hash tables instead
5124 of splay trees. Initialize new fields in cse_reg_info structure.
5125 (new_basic_block): Similarly.
5127 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
5129 * genrecog.c (message_with_line): Prototype.
5130 (validate_pattern): Pass along the set for the dest, not a flag.
5131 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
5132 Check for PC/CC0 as sources.
5133 (nodes_identical): Check for children position match before
5134 allowing the combination.
5136 * rtl.c (read_rtx): Track line number across \\\n.
5138 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
5140 * mips.h (SPECIAL_MODE_PREDICATES): New.
5141 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
5142 (movdi+1, movsi+1): Add output reload constraint.
5143 (casesi_internal): Likewise. Fix commentary.
5144 (return_internal): Use pmode_register_operand.
5146 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
5148 * 1750a.md (movstrqi): Add missing output reload constraint.
5149 (call_value): Likewise.
5150 * a29k.md (cpxxx patterns): Add missing match_operator mode.
5151 (jmpfdec): Add missing inout reload constraint.
5152 * elxsi.md (addsi patterns): Add missing output reload constraint.
5153 (move from sp): Use @ alternates.
5154 (call_value): No constraint on output.
5155 * fr30.md (movsi_pop): Add missing output reload constraint.
5156 (movsf_constant_store): Likewise.
5157 (splits): Remove constraints.
5158 (subsi3): Add missing mode.
5159 * i370.md (cmpstrsi+1): Add missing output reload constraint.
5160 (call_value): Likewise.
5161 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
5162 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
5163 * m32r.md (movsicc_internal): Add output reload constraint.
5164 (movstrsi_internal): Add inout reload constraints.
5165 * m88k.h (reg_names): Don't declare.
5166 (SPECIAL_MODE_PREDICATES): New.
5167 * m88k.md (*): Use register_operand not reg_or_0_operand
5169 * mn10200.h (PREDICATE_CODES): New.
5170 * ns32k.md (ffs pattern): Add output reload constraint.
5171 * pdp11.md (sob pattern): Add inout reload constraint.
5172 * sh.md (splits): Remove constraints.
5173 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
5174 * v850.md (pattern_is_ok_for_epilogue): Likewise.
5175 * vax.md (jgequ pattern): Add inout reload constraint.
5177 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
5179 * configure.in (djgpp): Revert previous patch.
5180 * configure: Rebuit.
5181 * config/i386/djgpp.h: Revert previous patch.
5183 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
5185 * fixinc/inclhack.def: Restore patch lost during last merge of
5186 "no_bogosity" branch.
5187 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5189 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5191 * fixincludes: Add a HPUX 11 fix for inttypes.h.
5192 * fixinc/inclhack.def: Same.
5193 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
5195 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
5197 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
5198 as the base of a PLUS.
5200 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5202 * config/c4x/c4x.md: Define mode for remaining unspec operators.
5203 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
5205 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
5207 * pa.md (post_stw+1): Use pmode_register_operand.
5208 (dcacheflush, icacheflush): Likewise.
5210 * i386.md (movstricthi_1): Allow r/r.
5212 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
5214 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
5215 to (not (and (arg0) (arg1))). Similary for and.
5217 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
5218 fallthrough to associate code.
5219 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
5222 * combine.c (simplify_logical): Convert XOR to IOR if operands have
5223 no bits in common; remove XOR to ROTATE conversion.
5225 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5227 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
5229 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5231 * config/c4x/c4x.c (dst_operand): New.
5232 (PREDICATE_CODES): Update.
5233 * config/c4x/c4x.h (dst_operand): Declare it.
5234 * config/c4x/c4x.md: Define mode for each unspec usage.
5235 (move patterns): Use dst_operand predicate instead of src_operand.
5236 (movqi_update, movqf_update): Delete.
5238 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
5240 * recog.c (pmode_register_operand): New.
5241 * recog.h: Declare it.
5242 * genrecog.c (pred_codes): Likewise.
5243 (special_mode_pred_table): Likewise.
5244 (validate_pattern): Don't warn no mode for address_operand.
5246 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
5247 if the operand is not insn-like.
5249 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
5250 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
5252 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
5254 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
5256 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
5257 instead of general_operand in a SET_DEST. Use const_double_operand
5258 instead of an explicit test against CONST_DOUBLE.
5259 (movsf_const_lo): Add missing register mode.
5260 (goto_handler_and_restore): Add auxiliary test for Pmode.
5261 (flush): Adjust to use address_operand.
5262 (return_sf_no_fpu): Add missing output constraint.
5264 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
5266 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
5267 for call return value.
5268 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
5270 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
5272 * toplev.c (main): Only warn about options for other languages.
5273 * collect2.c (main): Pass -w to sub-gcc.
5275 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
5277 * flow.c (propagate_block): Add call-clobbered registers to
5280 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
5281 zapping mem_set_list.
5282 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
5283 (mark_set_1, mark_used_regs): Likewise.
5285 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
5287 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
5289 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5291 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
5292 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
5293 options. Also add a new item "C-only Warning Options" to the
5296 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
5298 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
5299 from multiple calls.
5301 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
5303 * i386.md (call value patterns): Move to the end of the file.
5304 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
5306 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
5308 * configure.in (djgpp configuration): Define extra_objects..
5309 * configure: Rebuilt.
5310 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
5311 (DTORS_SECTION_ASM_OP): Define.
5312 (INIT_SECTION_ASM_OP): Define.
5313 (FINI_SECTION_ASM_OP): Define.
5314 (DATA_SECTION_ASM_OP): Define.
5315 (TEXT_SECTION_ASM_OP): Define.
5316 (EH_FRAME_SECTION_ASM_OP): Define.
5317 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
5318 (STARTFILE_SPEC): Add crtbegin.o.
5319 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
5320 to here from LINK_COMMAND_SPEC.
5321 (DO_GLOBAL_CTORS_BODY): Define.
5322 (CRTSTUFF_USE_FINI_SECTION): Define
5323 (HAS_INIT_SECTION): Delete.
5325 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
5327 * Makefile.in (all.cross): Depend on xcpp$(exeext).
5329 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
5331 * pa.h (PREDICATE_CODES): New.
5333 * genrecog.c (validate_pattern): Condense the destination
5336 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
5338 * alpha.md (call-1): Supply missing mode for operator.
5339 (*): Add missing output reload constraints. Remove constraints
5342 * i386.h (SPECIAL_MODE_PREDICATES): New.
5343 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
5344 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
5345 (addsi_lea_3): Add missing mode for op 3.
5346 (prologue_set_got, prologue_get_pc): Add missing modes.
5347 (*) Add missing output reload constraints.
5349 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
5351 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
5352 check for member bit-size overflow and use var_size if it occurs.
5353 (layout_record): Use bitsize_int() to define the type size in bits.
5354 Likewise for computation and assignment to DECL_FIELD_BITPOS.
5355 (layout_decl): Likewise when assigning to DECL_SIZE.
5357 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
5359 * genrecog.c (validate_pattern): Typo last change. Verify
5360 that output operands have output reloads.
5362 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
5364 * genrecog.c (special_mode_pred_table): New.
5365 (NUM_SPECIAL_MODE_PREDS): New.
5366 (find_operand): New.
5367 (validate_pattern): New argument `insn'. Warn for assignment to
5368 any predicate accepting non-lvalues. Conditionaly warn for
5369 match_operand without a mode. Try much harder to match source
5370 and destination modes on a set.
5371 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
5373 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
5375 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
5377 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
5379 * combine.c (simplify_logical): Recognize xor pattern that encodes
5382 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5384 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
5387 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
5389 * ggc-page.c (MAP_FAILED): Provide default.
5391 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
5393 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
5394 * sparc.h (PREDICATE_CODES): Update.
5396 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
5398 * alpha.c (some_ni_operand): New.
5399 * alpha-protos.h: Declare it.
5400 * alpha.h (PREDICATE_CODES): Update.
5401 * alpha.md (sXaddq reload insns): Use some_ni_operand
5402 for SET_DEST instead of some_operand.
5404 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
5405 Jim Wilson <wilson@cygnus.com>
5407 * genrecog.c (maybe_both_true_2): Don't compare modes of
5409 (process_tree): Elide peephole2_insns. Invoke simplify_tests
5410 after find_afterward.
5411 (debug_decision_1): Dump next and afterward codes.
5413 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
5415 * rtl.c (dump_and_abort): Remove.
5416 (fatal_with_file_and_line): New.
5417 (fatal_expected_char): New.
5418 (read_rtx_lineno, read_rtx_filename): New.
5419 (read_skip_spaces): Track line number.
5420 (read_name): Use fatal_with_file_and_line.
5421 (read_rtx): Use fatal_expected_char. Track line number.
5422 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
5424 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
5425 if it isn't a CODE_LABEL.
5427 * genattr.c (main): Set read_rtx_filename.
5428 * genattrtab.c (main): Likewise.
5429 * gencodes.c (main): Likewise.
5430 * genconfig.c (main): Likewise.
5431 * genemit.c (main): Likewise.
5432 * genextract.c (main): Likewise.
5433 * genflags.c (main): Likewise.
5434 * genopinit.c (main): Likewise.
5435 * genoutput.c (main): Likewise.
5436 * genpeep.c (main): Likewise.
5438 * genrecog.c (decision_test.u.insn): Add `lineno'.
5439 (pattern_lineno, error_count): New variables.
5440 (message_with_line): New.
5441 (add_to_sequence): Break out checking code to ...
5442 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
5443 (merge_insn): Use message_with_line.
5444 (make_insn_sequence): Use validate_pattern. Record insn lineno.
5445 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
5447 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5449 * expr.c (store_constructor): Clear union if constructor is empty.
5451 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
5453 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
5454 Add !endian checks. Change %{...} to %(...).
5456 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
5458 * i386.md (*addsi3_cc): Renamed from addcsi3.
5459 (*addsi3_carry): Renamed from addxsi3.
5460 (*subsi3_cc): Renamed from subcsi3.
5461 (*subsi3_carry): Renamed from subxsi3.
5462 (*xorqi_cc_1): Renamed from xorcqi_1.
5463 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
5464 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
5466 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
5468 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
5469 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
5471 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
5473 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
5474 climb up the chain of insns.
5476 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
5478 * genrecog.c (write_subroutine): Careful for null trees.
5479 (process_tree): Don't elide empty functions.
5481 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
5483 * Makefile.in (genrtl.o): Depend on ggc.h.
5484 * configure.in (valloc): Probe for it.
5485 (with-gc): Use ggc-page if valloc present.
5486 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
5487 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
5488 (ggc_alloc_string): Moved from ggc-page.c.
5489 * ggc-none.c (ggc_alloc_obj): New.
5490 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
5491 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
5492 (struct globals): Likewise for dev_zero_fd.
5493 (init_ggc): Likewise for it's initialization.
5494 (ggc_allocated_p): Move careful dereference from ...
5495 (ggc_lookup_page_table): ... here. Delete.
5496 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
5497 (alloc_anon): Use valloc if no mmap.
5498 (release_pages): Use free if using valloc.
5499 (ggc_alloc_obj): Renamed from alloc_obj.
5500 (ggc_set_mark): Renamed from mark_obj.
5501 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
5502 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
5503 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
5504 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
5505 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
5506 (ggc_collect): Use fp printing instead of our own rounding.
5507 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
5508 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
5509 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
5510 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
5511 (struct ggc_string, struct ggc_any): Delete.
5512 (offsetof): Provide default definition.
5513 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
5515 (struct ggc_mem): New, from corpse of ggc_any.
5516 (struct ggc_status): Delete.
5517 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
5518 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
5519 (n_strings_collected, n_anys_collected): Delete.
5520 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
5521 (ggc_alloc_string, ggc_alloc): Delete.
5522 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
5523 (ggc_free_string, ggc_free_any): Delete.
5524 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
5525 (ggc_compare_addresses, ggc_mark_string): Delete.
5526 (ggc_mark_string_if_gcable, ggc_mark): Delete.
5527 (search_data): Delete.
5528 (struct globals): New.
5529 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
5530 (tree_insert, tree_lookup): New.
5531 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
5532 (clear_marks, sweep_objs): New.
5533 (ggc_collect): Gut. Use clear_marks, sweep_objs.
5534 (init_ggc): Set allocated_last_gc.
5535 (ggc_push_context): Gut. Use G.context.
5536 (ggc_pop_context): Likewise.
5537 (ggc_pop_context_1): New.
5538 (debug_ggc_tree): New.
5539 (debug_ggc_balance, tally_leaves): New.
5540 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
5541 (ggc_mark_string_if_gcable): Remove decl.
5542 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
5543 (ggc_mark_rtvec_children): New.
5544 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
5545 (ggc_mark_if_gcable): New decl.
5546 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
5547 (ggc_alloc_tree, ggc_alloc): Likewise.
5548 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
5549 (ggc_alloc_obj): New decl.
5550 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
5551 (ggc_alloc_tree, ggc_alloc): Likewise.
5552 (ggc_set_mark): New decl.
5553 * rtl.h (struct rtx_def): Remove gc_mark.
5554 (struct rtvec_def): Likewise.
5555 * tree.h (struct tree_common): Likewise.
5557 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
5559 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
5560 float_format and thread_file definitions.
5561 * configure: Rebuilt.
5563 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
5565 * extend.texi (Function Names): Document types of function names.
5567 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5569 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5570 an earlyclobbered output conflict with RELOAD_INPUT reloads.
5572 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5574 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
5576 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5578 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
5580 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
5582 * collect2.c (main): Do prelimnary link on AIX if rflag.
5584 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5586 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
5587 __CTOR_LIST__ in opposite order, which is the correct order for sorted
5589 (__do_global_dtors): similarly for __DTOR_LIST__.
5591 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5592 Diego Novillo <dnovillo@cygnus.com>
5594 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
5597 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
5599 * fixincl/*: Merged "no_bogosity" branch
5600 * fixincl/fixlib.h: protect against doubly defining t_bool
5601 * fixincl/server.h: protect against doubly defining t_bool
5603 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
5605 * genoutput.c: Include toplev.h.
5607 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
5609 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5611 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
5612 * configure: Regenerate.
5614 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5616 * gcse.c (delete_null_pointer_checks): Returns void.
5618 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5620 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
5621 * emit-rtl.c (copy_insn_1): Likewise.
5623 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5625 * config/mips/mips.c (mips_build_va_list): Correct
5626 TREE_CHAIN setting when hard-float.
5627 (mips_va_start): Use corrected setting.
5628 (mips_va_arg): Likewise. Also pass a tree to build of
5629 POSTINCREMENT_EXPR rather than a naked 'int'.
5631 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
5633 * ggc.h (ggc_push_context): Fix comment.
5634 (ggc_pop_context): Likewise.
5635 (mark_string_if_gcable): Likewise.
5636 * ggc-common.c (ggc_mark_rtx_children): Use
5637 ggc_mark_string_if_gcable.
5638 * ggc-page.c (ggc_lookup_page_table): New function.
5639 (ggc_allocated_p): Likewise.
5640 (mark_obj): Fix formatting.
5641 (ggc_mark_string_if_gcable): New function.
5642 * ggc-simple.c (ggc_allocated_strings): New variable.
5643 (ggc_strings_used): Likewise.
5644 (ggc_compare_addresses): New function.
5645 (ggc_pop_context): Pop the `any' memory too.
5646 (ggc_mark_string_if_gcable): New function.
5647 (ggc_collect): Initialize and tear down ggc_allocated_strings.
5649 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
5651 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
5652 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
5653 * rs6000.c (expand_block_move): Match movstrsi_?reg register
5656 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
5658 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
5659 (sched_reg_live_length, sched_reg_basic_block): Delete.
5660 (current_block_num, bb_live_regs, old_live_regs): Delete.
5661 (dead_notes, struct sometimes): Delete.
5662 (sched_note_set, birthing_insn_p): Delete.
5663 (adjust_priority): Gut useless reg lifetime code.
5664 (create_reg_dead_note, attach_deaths): Delete.
5665 (attach_deaths_insn, new_sometimes_live): Delete.
5666 (finish_sometimes_live): Delete.
5667 (find_pre_sched_live, find_post_sched_live): Delete.
5668 (update_reg_usage): Delete.
5669 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
5670 (schedule_insns): Delete reg lifetime code.
5671 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
5672 (unlink_other_notes): Adjust REG_NOTE commentary.
5673 (reemit_notes): Use REG_SAVE_NOTE.
5674 (schedule_block): Likewise.
5675 (schedule_region): Allocate bitmap of blocks in region. Use
5676 count_or_remove_death_notes. Use update_life_info.
5678 * rtl.h (REG_SAVE_NOTE): New.
5679 * rtl.c (reg_note_name): Update.
5681 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
5683 * combine.c (refresh_blocks, need_refresh): New.
5684 (combine_instructions): Allocate refresh_blocks. Invoke
5685 update_life_info if needed.
5686 (distribute_notes): Mark refresh_blocks instead of installing
5688 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
5689 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
5691 * Makefile.in (recog.o): Depend on basic-block.h.
5693 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
5695 * genrecog.c (add_to_sequence): Thinko last change: delete
5696 shadowing allow_const_int variable.
5698 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5700 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
5701 __GNUC__ and __GNUC_MINOR__.
5703 * gansidecl.h: Likewise.
5709 * toplev.h: Likewise.
5715 * varray.c: Likewise.
5717 * varray.h: Likewise.
5719 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5721 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
5722 use one before a jump table.
5724 * rtl.def (ADDRESS): Change documentation to match reality.
5725 * md.texi: Don't document it.
5726 * gmicro.md (load address pattern): Use 'p' constraint, delete use
5729 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
5731 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
5733 * genrecog.c (add_to_sequence): Move allow_const_int test outside
5734 known predicate block; default allow_const_int true.
5735 (debug_decision_list): New.
5737 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
5739 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
5741 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
5743 * gcse.c (gcse_main): Avoid global optimizations if we have a
5744 large number of basic blocks and the ratio of edges to blocks
5746 (delete_null_pointer_checks): Likewise.
5748 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
5750 * c-common.c (check_format_info): Warn if format string isn't a
5753 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5755 * configure.in (arm*-*-*): Don't let autoconf remove brackets
5756 * configure: regenerate
5758 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
5760 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
5761 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
5762 (peepholes): Re-enable.
5764 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
5766 * Makefile.in (flow.o): Depend on TREE_H.
5767 * basic-block.h (REG_SET_EQUAL_P): New.
5770 (free_regset_vector): Remove declaration.
5771 (flow_delete_insn_chain): Declare.
5772 (enum update_life_extent): New.
5773 (update_life_info, count_or_remove_death_notes): Declare.
5774 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
5775 Verify register live at bb->global_live_at_start before adding USE.
5776 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
5777 (CLEAN_ALLOCA): New.
5779 (PROP_*): New flags.
5780 (find_basic_blocks_1): Use alloc_EXPR_LIST.
5781 (clear_edges): Zero n_edges.
5782 (make_edge): Increment n_edges.
5783 (split_edge): Don't allocate bb->local_set. Increment n_edges.
5784 (flow_delete_insn_chain): Export.
5785 (delete_block): Decrement n_edges.
5786 (merge_blocks_nomove): Likewise.
5787 (life_analysis): Give life_analysis_1 PROP flags.
5788 (verify_wide_reg_1, verify_wide_reg): New.
5789 (verify_local_live_at_start): New.
5790 (update_life_info): Rewrite to call into propogate_block.
5792 (mark_regs_live_at_end): After reload, if epilogue as rtl,
5793 always mark stack pointer. Conditionally mark PIC register.
5794 After reload, mark call-saved registers, return regsiters.
5795 (life_analysis_1): Accept PROP flags not remove_dead_code.
5796 Call mark_regs_live_at_end before zeroing regs_ever_live.
5797 Use calculate_global_regs_live. Copy global_live_at_end before
5798 calling final propagate_block. Zero reg_next_use on exit.
5799 (calculate_global_regs_live): New.
5800 (allocate_bb_life_data): Don't allocate bb->local_set.
5801 (init_regset_vector, free_regset_vector): Remove.
5802 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
5803 Test flags before every operation. Warn if prologue/epilogue insn
5804 would have been deleted.
5805 (mark_set_regs, mark_set_1): Accept and use FLAGS.
5806 Use alloc_EXPR_LIST.
5807 (mark_used_regs): Accept and use FLAGS, not FINAL.
5808 Remove special handling for RETURN.
5809 (try_pre_increment): Use alloc_EXPR_LIST.
5810 (dump_flow_info): Dump n_edges.
5811 (unlink_insn_chain, split_hard_reg_notes): Remove.
5812 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
5813 (find_insn_with_note, new_insn_dead_notes): Remove.
5814 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
5815 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
5816 (replace_insns): Remove.
5817 (count_or_remove_death_notes): New.
5818 (verify_flow_info): Abort on error after all checks.
5819 (remove_edge): Decrement n_edges.
5820 (remove_fake_edges): Tweek format.
5821 * haifa-sched.c (schedule_insns): Use split_all_insns.
5822 * output.h (update_life_info): Remove declaration.
5823 * recog.c (split_all_insns): From the corpse of split_block_insns,
5824 do the whole function block by block. Use update_life_info.
5825 (recog_last_allowed_insn): New.
5826 (recog_next_insn): Mind it.
5827 (peephole2_optimize): Set it. Walk backwards through blocks.
5828 Use update_life_info.
5829 * rtl.h (update_flow_info, replace_insns): Remove declarations.
5830 (split_all_insns): Declare.
5831 * toplev.c (rest_of_compilation): Thread prologue before flow2.
5832 Use split_all_insns.
5834 * i386.md (or -1 peep2s): Disable.
5836 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
5838 * config/mips/mips.md (movstrsi+[123]) : Combine these into
5839 a single pattern. Scrap the 'd' versions as unnecessary.
5841 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
5842 tablejump_mips162,tablejump_internal4): The operands to a
5843 label_ref must be VOIDmode.
5845 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5847 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
5849 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5851 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
5853 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5855 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
5856 cache every function if ggc_p.
5858 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5860 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
5861 instead of copy_rtx. Accept sequences that contain asm statements.
5862 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
5863 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
5864 orig_asm_operands_vector, copy_asm_operands_vector,
5865 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
5867 * rtl.h (copy_insn, copy_insn_1): Declare.
5869 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5871 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
5873 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
5874 arguments to `current_file_function_operand'.
5876 * genrecog.c: Include hard-reg-set.h and resource.h in the
5877 generated output file.
5879 * real.c: Include tm_p.h.
5881 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5883 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
5886 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
5888 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
5889 before the fctiwz insn.
5891 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5892 Mark Mitchell <mark@codesourcery.com>
5894 * tree.c (make_lang_type_fn): New funtion pointer.
5895 (make_lang_type): Call it.
5896 * tree.h (make_lang_type): Declare.
5897 (make_lang_type_fn): Likewise.
5898 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
5900 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
5902 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
5903 make sure that HIGH instructions are copied into BASE_REGS.
5905 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
5907 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
5909 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
5911 * c-decl.c (finish_struct): Use simpler method of
5912 removing elements of a singly-linked list.
5914 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
5916 * alpha.md (peephole2's): Comment out peephole2's that generate
5919 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
5921 * genrecog.c (add_to_sequence): Disable mode check for
5924 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5926 * ggc-simple.c (init_ggc): Set empty_string.
5928 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
5930 * configure.in: Detect mmap. Add --with-gc=foo to select
5931 garbage collector; default to page if mmap available.
5932 * Makefile.in (GGC): Substitute.
5934 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
5936 * c-decl.c (ggc_p): Enable.
5938 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5940 * flow.c (verify_flow_info): Make it extern & unconditionally define.
5942 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
5944 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
5945 string for little-endian-data.
5947 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
5949 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
5950 case somebody tries to compile --enable-checking code with gcc
5953 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
5955 * genrecog.c (add_to_sequence): Verify operand to label_ref is
5958 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
5960 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
5961 * jump.c (jump_optimize_1): Document why.
5963 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5965 * collect2.c (scan_prog_file, scan_libraries): Prototype function
5966 pointers and casts for `int_handler' and `quit_handler'.
5968 * flow.c (verify_flow_info, split_hard_reg_notes,
5969 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
5970 remove_edge, remove_fake_successors): Add static prototypes.
5971 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
5972 (mark_set_1): Initialize variable `regno'.
5973 (unlink_insn_chain): Likewise for variable `curr'.
5974 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
5976 * loop.c (strength_reduce): Initialize variable
5977 `unrolled_insn_copies'.
5978 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
5979 prototypes. Change these functions to take const PTR parameters
5980 to avoid prototype conflict when used as the comparson argument
5982 (check_dbra_loop): Initialize variable `comparison_val'.
5984 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
5985 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
5986 (find_valid_class): Initialize variable `best_class'.
5987 (find_reloads): Call memcpy, not bcopy.
5989 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
5990 (hard_reg_use_compare): Don't needlessly cast away const.
5991 (reload_reg_class_lower): Likewise.
5992 (choose_reload_regs): Initialize variable `regno'.
5994 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
5996 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
5998 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
6000 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
6001 ({,d}discard): Add forward declarations. Declare parameter as
6003 (main_without_main): Explicitly declare return type to be int.
6004 (memcpy): Properly declare.
6006 * libgcc2.c (toplevel): If inhibit_libc is defined and not
6007 building the trampoline support, declare malloc, free, and
6009 (__clear_cache): Mark arguments as potentially unused.
6011 * frame.c (toplevel): If inhibit_libc is defined, declare
6014 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
6016 * flow.c (make_edge): Accept an optional 2D bitmap in which
6017 to cache edge existence. Update all callers.
6018 (make_label_edge, make_eh_edge): Pass through the edge cache.
6019 (make_edges): Provide the cache.
6021 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6023 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
6025 (local_mbtowc): Change the type of variable `i' from int to size_t.
6027 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
6028 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
6030 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
6032 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
6033 after other includes that define the appropriate types. Include
6034 tm_p.h for getting user prototypes.
6035 * ggc-callbacks.c (toplevel): Ditto.
6036 * ggc-none.c (toplevel): Ditto.
6037 * gcc-page.c (toplevel): Ditto.
6038 * ggc-simple.c (toplevel): Ditto.
6040 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
6041 Jonathan Larmour <jlarmour@cygnus.co.uk>
6043 * config/mips/mips.c (mips_move_2words): Split doubles if
6044 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
6046 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
6048 * genrecog.c (struct decision_test): New.
6049 (struct decision): Remove test-related members, sort the rest by size.
6050 (IS_SPLIT): Simplify.
6051 (new_decision, new_decision_test): New.
6052 (add_to_sequence): Use them. No special handling for args of
6054 (maybe_both_true): Renamed from not_both_true; return sense changed.
6055 (maybe_both_true_1, maybe_both_true_2): New. Broken out
6056 of maybe_both_true and adjusted for decision_test.
6057 (position_merit): Remove.
6058 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
6059 (merge_accept_insn): New, broken out of merge_trees.
6060 (merge_trees): Use them. No special case for c_test; no node
6061 splitting; use test type instead of position_merit.
6062 (factor_tests): New.
6063 (simplify_tests): New.
6064 (break_out_subroutines): Don't write code now.
6065 (find_afterward): New.
6066 (write_afterward, write_switch, write_cond): New.
6067 (write_action, is_unconditional): New.
6068 (write_node): New. Use them.
6069 (write_tree_1): Rewrite. Use the new functions above.
6070 (write_tree): Remove afterward processing.
6071 (write_subroutine): Simplify function variant emission.
6072 (write_subroutines): New.
6073 (same_codes, clear_codes): Remove.
6074 (same_modes, clear_modes): Remove.
6075 (write_header): New, broken out of main.
6076 (make_insn_sequence): Use new_decision and new_decision_test.
6077 (process_tree): New, broken out of main.
6078 (main): Adjust for merge_trees interface change.
6079 Don't #define operands in the output file.
6080 (record_insn_name): New, broken out of make_insn_sequence.
6081 (debug_decision_2, debug_decision_1, debug_decision_0): New.
6082 (debug_decision): New.
6084 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
6086 * resource.c (find_free_register): Mark class_str argument const.
6087 * resource.h: Update prototype to match.
6089 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
6090 * i386.md: Give all anonymous insns names.
6092 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
6094 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
6097 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
6099 * toplev.c (dbr_sched_time): Unconditional.
6100 (peephole2_time): New.
6101 (compile_file): Add pass numbers to all of the dump file suffixes.
6102 Dump peephole2_time. Don't dump times for non-applicable passes.
6103 (rest_of_compilation): Add pass numbers to dump file suffixes.
6104 Conditionalize calls to the scheduler.
6105 * invoke.texi: Update.
6107 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
6109 * flow.c (make_edges): Fix insn iteration.
6110 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
6111 (find_basic_blocks_1): Fix spelling mistake.
6113 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
6115 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
6116 always have side-effects. Use memset not bzero.
6117 (make_node): Likewise.
6119 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
6121 * stmt.c (expand_anon_union_decl): When any of the elements of the
6122 union is addressable, so is the entire union.
6124 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
6126 * sbitmap.c (sbitmap_ones): Don't set too many bits.
6128 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
6129 * bitmap.c (bitmap_operation): Return true iff TO changed.
6130 (bitmap_equal_p): New.
6131 (bitmap_bit_p): Tidy arithmetic.
6132 (debug_bitmap_file): Likewise.
6134 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
6136 * toplev.c (rest_of_compilation): Turn on cse_not_expected
6137 before cse2 instead of after.
6139 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
6141 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
6144 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6146 * cppinit.c (is_idchar initializer): Loosen tests to accept
6149 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
6151 * mips.md: Define conditional move patterns for floating point
6152 operands and DI mode conditions.
6154 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
6156 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
6157 always have side-effects.
6159 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
6161 * mn10200.c (asm_file_start): Fix typo.
6163 * cppinit.c (is_idchar initializer): Tighten tests for when
6164 to put the table into initialized memory.
6166 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
6167 not an array of rtunion.
6168 * gcc-page.c (ggc_alloc_rtvec): Similarly.
6169 * gcc-simple (ggc_free_rtvec): Similarly.
6171 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
6174 * mbchar.h: Add missing #endif.
6176 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
6177 (FPBIT, DPBIT): Define.
6179 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6181 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
6183 * profile.c (instrument_arcs, output_gcov_string,
6184 tablejump_entry_p): Add static prototypes.
6185 (output_gcov_string): Constify a char*.
6187 * regmove.c (replacement_quality, fixup_match_2): Add static
6190 * resource.h (reg_dead_p): Add extern prototype.
6192 * rtl.c (trim_filename): Add static prototype.
6194 * scan-decls.c (skip_to_closing_brace): Likewise.
6196 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
6197 (expand_end_case): Initialize variable `range'.
6198 (emit_case_nodes): Remove unused prototype `rtx_fn'.
6200 * varasm.c (asm_emit_uninitialised): Add static prototype.
6201 (asm_emit_uninitialised, assemble_variable): Mark parameter with
6204 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6206 * cpplib.c (if_directive_nameo): Add static prototype.
6208 * cse.c (cse_insn): Remove unused variable `p'.
6210 * except.c (create_rethrow_ref, push_entry,
6211 receive_exception_label, new_eh_region_entry, find_func_region,
6212 clear_function_eh_region, process_nestinfo): Add static prototypes.
6213 (get_reg_for_handler): Hide definition.
6214 (process_nestinfo): Initialize variable `extra_handlers'.
6216 * expr.h (expand_builtin_longjmp): Add extern prototype.
6218 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
6220 * function.c (prepare_function_start): Likewise.
6221 (pop_function_context_from): Mark parameter `context' with
6223 (push_temp_slots_for_block, flush_addressof): Hide definition.
6225 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
6226 solve_program_flow_graph, calculate_branch_probs,
6227 function_summary, main, fancy_abort): Add prototypes.
6229 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
6230 (add_hash): Constify a char*.
6232 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
6233 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
6234 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
6236 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
6238 * lists.c (free_list, zap_lists): Likewise.
6240 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6242 * alias.c (nonlocal_reference_p): Add static prototype.
6244 * bitmap.c (bitmap_element_allocate): Prototype args in function
6247 * builtins.c (stabilize_va_list): Add static prototype.
6248 (expand_builtin_va_arg): Constify a char*.
6250 * c-lex.c (getch, put_back, extend_token_buffer_to,
6251 read_line_number, token_getch, token_put_back): Add static
6254 * c-parse.gperf (hash, is_reserved_word): Likewise.
6256 * cccp.c (is_dir_separator): Likewise.
6258 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6260 * graph.h: New file to prototype functions exported by graph.c.
6262 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
6264 * graph.c: Include graph.h.
6266 * toplev.c: Likewise. Remove redundant prototypes.
6268 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
6270 * invoke.texi: Removed duplicated description for -Q.
6272 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
6274 * extend.texi: Grammar fix in __extension__ text.
6276 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
6278 * md.texi (define_peephole2): New section.
6280 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
6282 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
6283 (mov $-1 to or peepholer): Enable for pentium when optimizing for
6286 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
6288 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
6290 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
6292 * i386.md (ffs expander): Emit Pentium friendly code for
6295 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
6297 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
6301 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6303 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
6305 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
6307 * config/m68k/m68k.c (use_return_insn): Return false if the pic
6310 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6312 * md.texi (No Constraints): Delete section.
6313 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
6314 * final.c (final_scan_insn): We always have register constraints.
6315 * genattrtab.c: Don't include "insn-config.h".
6316 (write_attr_case): We always have register constraints.
6317 * genconfig.c (register_constraint_flag): Delete.
6318 (walk_insn_part): Don't check whether we have register constraints.
6319 (main): Don't write out "#define REGISTER_CONSTRAINTS".
6320 * genoutput.c (have_constraints): Delete.
6321 (main): Don't set it.
6322 (output_operand_data): We always have constraints.
6323 (scan_operands): Likewise.
6324 (compare_operands): Likewise.
6325 * local-alloc.c (block_alloc): We always have constraints.
6326 (requires_inout): Always compile this function.
6327 * recog.c (extract_insn): We always have constraints.
6328 (constrain_operands, reg_fits_class_p): Always compile these
6330 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
6332 (struct insn_operand_data): Likewise.
6333 * regclass.c (regclass): We always have constraints.
6334 (record_reg_classes, copy_cost, record_address_regs,
6335 auto_inc_dec_reg_p): Always compile these functions.
6336 * regmove.c (regmove_optimize): We always have constraints.
6337 * reload.c (find_reloads): Likewise.
6338 * reload1.c (reload): Likewise.
6339 (reload_cse_simplify_operands): Likewise.
6340 * i860.c (output_delay_insn): Likewise.
6342 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
6344 * iris6.h (BUILD_VA_LIST_TYPE): Define.
6346 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6348 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
6349 for the va_list record.
6351 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
6353 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
6356 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
6358 * alias.c: Include insn-flags.h.
6359 * Makefile.in (alias.o): Update.
6361 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
6363 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
6364 to LTU and GEU. Handle more cases using sbb.
6366 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
6368 * i386.md (truncatexfdf splitters): Do not use subreg.
6369 (fop XFmode patterns): Fix mode in operand testing.
6371 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
6373 * jump.c (jump_optimize_1): Amend last change to test only the
6374 form of the operand, not the insn.
6376 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
6377 not register_operand to determine when B may need preloading.
6379 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
6381 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
6382 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
6383 (call-value patterns): Move to end of file.
6384 (*): Remove mode from label_ref in (pc) context.
6385 (movstrqi): Use memory not general_operand for BLKmode operands.
6386 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
6387 to register_operand operands.
6388 (peep2 patterns): Convert from commented-out peephole patterns.
6390 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6392 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
6393 to BUILT_IN_INIT_DWARF_REG_SIZES.
6394 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
6395 Renamed from BUILT_IN_DWARF_REG_SIZE; call
6396 expand_builtin_init_dwarf_reg_sizes.
6397 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
6398 with __builtin_init_dwarf_reg_size_table.
6399 * dwarf2out.c (struct reg_size_range): Delete.
6400 (expand_builtin_init_dwarf_reg_sizes): New function.
6401 (expand_builtin_dwarf_reg_size): Delete.
6402 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
6403 (expand_builtin_dwarf_reg_size): Don't declare.
6404 * libgcc2.c (dwarf_reg_size_table_initialized): New.
6405 (dwarf_reg_size_table): New.
6406 (init_reg_size_table): New function.
6407 (copy_reg): Use dwarf_reg_size_table.
6408 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
6411 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
6413 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
6414 Correctly build argument list to constructor and destructor functions.
6416 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
6418 * c-tree.h (warn_float_equal): Declare.
6419 * c-decl.c (warn_float_equal): Define.
6420 (c_decode_option): Recognize -W[no-]float-equal.
6421 * c-typeck.c (build_binary_op): Conditionally warn
6422 about equality tests of floating point types.
6423 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
6424 * invoke.texi: Add docs for -Wfloat-equal warning.
6426 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
6428 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
6429 generating RTL directly.
6430 * mips.h (INIT_TARGET_OPTABS): Likewise.
6431 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
6433 * expr.h (init_mov_optab): Delete declaration
6435 * h8300.c (WORD_REG_USED): Update to avoid useless register
6436 saves in interrupt functions and functions which never return.
6438 * cse.c (struct set): Delete inner_dest_loc field.
6439 (cse_insn): Remove assignments to inner_dest_loc field.
6441 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
6443 * ggc-page.c: Don't include <unistd.h> etc taken care of
6444 by "system.h". Include <sys/mman.h> afterward.
6446 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
6448 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
6451 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
6453 * xcoffout.c (xcoffout_declare_function): Add documentation.
6454 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
6455 TARGET_64BIT. Compare constant to -1, not bit pattern.
6456 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
6457 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
6460 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
6462 * dwarf2out.c (add_abstract_origin_attribute): Abort if
6464 (gen_inlined_enumeration_type_die): Do not abort if the type has
6465 not been writeen out.
6466 (gen_inlined_structure_type_die): Do not abort if the type has
6467 not been writeen out.
6468 (gen_inlined_union_type_die): Do not abort if the type has
6469 not been writeen out.
6470 (gen_tagged_type_instantiation_die): Do not abort if the type
6471 has not been written out.
6473 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6475 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
6477 * reg-stack.c (straighten_stack): Copy hard reg set with
6480 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
6482 * builtins.c (stabilize_va_list): Stabilize array type va_list
6483 to a pointer type, not the base record type.
6484 (expand_builtin_va_copy): Dereference the pointers explicitly;
6485 use the correct size for the copy.
6487 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
6488 (rs6000_va_arg): Likewise.
6490 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
6492 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
6494 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
6496 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
6498 (DECL_BUILT_IN_CLASS): Adjust accordingly.
6500 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
6502 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
6503 (init_ggc): Use it instead of a constant.
6504 (ggc_collect): Bound allocated_last_gc by it.
6506 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
6508 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
6511 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
6513 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
6514 (mips*-*-openbsd*): Let big endian configuration be a fragment.
6516 * config/mips/openbsd.h: New, OpenBSD little endian target.
6517 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
6518 * config/mips/xm-openbsd.h: New, OpenBSD host.
6520 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
6522 * config/m68k/m68k.c (output_function_prologue,
6523 output_function_epilogue): Use
6524 current_function_uses_pic_offset_table instead of regs_ever_live
6525 to decide whether to save/restore pic register.
6526 (legitimize_pic_address): Don't modify regs_ever_live any more.
6528 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
6530 * function.h (struct function): Add x_dont_save_pending_sizes_p.
6531 * stor-layout.c (variable_size): Don't add sizes to the pending
6532 sizes list if x_dont_save_pending_sizes_p is set.
6534 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
6536 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
6537 for symbolic_operand().
6538 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
6540 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6542 * combine.c (gen_rtx_combine): Add missing call to va_end().
6544 * final.c (asm_fprintf): Likewise.
6546 * genattrtab.c (attr_rtx): Likewise.
6548 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
6550 * cse.c: Update comments.
6551 (cse_insn): When converting a conditional/computed jump into
6552 an unconditional jump, always make sure a BARRIER immediately
6553 follows the converted jump. Do not delete unreachable code.
6554 (cse_basic_block): Do not delete unreachable code.
6555 * toplev.c (rest_of_compilation): Move call to
6556 delete_trivially_dead_insns after the conditional call to
6559 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6561 * collect2.c (make_temp_file): Don't prototype.
6563 * gcc.c (make_temp_file): Likewise.
6565 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
6567 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
6569 * varasm.c (asm_emit_uninitialised): New function: Generate
6570 the assembler statements necessary to declare an uninitialised
6572 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
6574 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
6575 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
6577 (assemble_variable): Use asm_emit_uninitialised to emit an
6578 uninitialised variable.
6580 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
6582 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
6583 constant on a 64 bit host. Patch supplied by Geoffrey Keating
6584 <geoffk@cygnus.com>.
6586 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6588 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
6589 * c-common.h (builtin_function): Don't declare.
6591 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
6593 (pushdecl): Likewise.
6594 (finish_decl): Likewise.
6595 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
6596 int. All callers changed.
6597 Set the builtin's DECL_BUILT_IN_CLASS.
6598 * tree.h (enum built_in_class): New.
6599 (enum built_in_function): Delete NOT_BUILT_IN.
6600 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
6602 (DECL_SET_FUNCTION_CODE): Likewise.
6603 (DECL_BUILT_IN_CLASS): New macro.
6604 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
6605 (struct tree_decl): Split builtin function code field into a
6607 (builtin_function): Declare.
6609 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
6611 * optabs.c (init_traps): Fix typo in last change.
6613 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
6615 * toplev.c (rest_of_decl_compilation): Update comment.
6617 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6619 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
6620 in .sbss if appropriate.
6621 (EXTRA_SECTION_FUNCTIONS): Add sbss.
6622 (SBSS_SECTION_ASM_OP): New macro.
6623 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
6624 (EXTRA_SECTIONS): Add in_sbss.
6625 * config/mips/mips.h: Prototype sbss_section.
6627 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
6629 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
6632 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
6634 * optabs.c (init_traps): Register trap_rtx as a GC root.
6636 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6638 * config/mips/mips.c (function_arg_pass_by_reference): Define
6639 unconditionally, since it's called unconditionally.
6641 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6643 * toplev.c (documented_lang_options): Add -fshort-wchar.
6644 * c-decl.c (c_decode_option): Likewise.
6645 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
6647 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
6648 * gcc.c (default_compilers): If -fshort-wchar,
6649 override __WCHAR_TYPE__.
6650 * tm.texi (C Dialect Options): Add -fshort-wchar.
6652 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
6653 symbol for a variable.
6655 * cpplib.h (CPP_PREPROCESSED): New macro.
6656 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
6657 we're seeing this input for a second time.
6659 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
6661 * emit-rtl.c (init_emit_once): Initialize modes first.
6663 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
6665 * config/i386/i386.c (pic_label_name): Change to char pointer.
6666 (global_offset_table): New variable.
6667 (load_pic_register): Fill global_offset_table if it hasn't
6668 already been done. Allocate pic_label_name dynamically.
6669 * ggc.h (empty_string): New variable.
6670 * ggc-simple.c (empty_string): Likewise.
6671 (init_ggc): Allocate empty_string and add as root.
6672 * stmt.c (digit_strings): New variable.
6673 (init_stmt): Add last_block_end_note as root. Allocate and
6674 initialize digit_strings.
6675 (expand_asm_operands): Use empty_string instead of string
6676 constant. Use digit_strings instead of string constants.
6677 * profile.c (init_arc_profiler): Allocate string with
6678 ggc_alloc_string instead of xmalloc.
6679 (output_func_start_profiler): Likewise.
6680 * c-typeck.c (digest_init): Check if init is error_mark_node.
6682 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
6683 Richard Henderson <rth@cygnus.com>
6685 * ggc-page.c: New file.
6686 * Makefile.in (ggc-page.o): New.
6688 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
6690 * invoke.texi: Document -fdelete-null-pointer-checks
6691 * toplev.c (flag_delete_null_pointer_checks): New.
6692 (f_options): Add entry for -fdelete-null-pointer-checks.
6693 (rest_of_compilation): Conditionalize null pointer check
6694 elimination on flag_delete_null_pointer_checks.
6695 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
6697 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
6699 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
6700 copyright notice and special exception to GPL.
6702 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6704 * abi64.h (mips_function_value): Add prototype arguments.
6706 * mips-protos.h: New file with mips prototypes.
6708 * mips.c: Include "tm_p.h".
6709 (mktemp, lookup_name): Add prototype arguments.
6710 (extern_list, string_constant, mips_fill_delay_slot,
6711 mips_output_external, mips_output_external_libcall,
6712 mips_output_filename, mips_declare_object, function_prologue,
6713 mips_expand_prologue, function_epilogue, mips16_constant,
6714 build_mips16_function_stub, mips_output_conditional_branch):
6716 (mips_va_start): Remove unused variable `u'.
6717 (mips_va_arg): Cast value to unsigned when comparing against one.
6719 (save_restore_insns, mips_expand_prologue): Add missing arg in
6720 call to `large_int'.
6722 * mips.h: Move prototypes to mips-protos.h.
6723 (data_section, memory_address_p, rdata_section,
6724 readonly_data_section, simple_epilogue_p, text_section): Delete
6725 prototypes delcared elsewhere.
6726 (mips_epilogue_delay_slots, print_options): Delete unused decls.
6728 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
6730 * mips.md: Delete extra args in call to `mips_move_2words'.
6732 * xm-iris6.h (alloca): Add prototype argument.
6734 * genpeep.c: Include "tm_p.h" in generated output file.
6736 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6738 * basic-block.h (find_edge_index): Change parameters.
6739 * flow.c (verify_edge_list): Pass basic_block parameters to
6740 find_edge_index instead of integers.
6742 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
6744 * combine.c (simplify_comparison): Use an unsigned shift to adjust
6747 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
6749 * gcc.1: Fix a formatting error.
6751 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6753 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
6754 i786, mn10200, mn10300, pdp11, v850.
6756 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
6758 * libgcc2.c (num_digits): Add prototype with
6759 __attribute__((const)).
6760 (__terminate): Add prototype.
6762 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
6764 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
6766 * alpha/alpha.c (print_operand): Fix type of `code'.
6767 (alpha_output_filename): Constify.
6768 * alpha/alpha.h: Move all function declarations ...
6769 * alpha/alpha-protos.h: ... here. New file.
6770 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
6771 (SECTION_FUNCTION_TEMPLATE): Likewise.
6773 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6775 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
6776 * expr.c (expand_expr): Likewise.
6777 (do_jump): Likewise.
6778 (do_store_flag): Pass ccp_store_flag to can_compare_p.
6779 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
6781 (enum can_compare_purpose): New.
6782 (can_compare_p): Adjust prototype.
6783 (prepare_cmp_insn, prepare_operand): Declare.
6784 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
6785 * optabs.c (cmp_available_p): Deleted.
6786 (expand_abs): Pass ccp_jump to can_compare_p.
6787 (can_compare_p): New arg PURPOSE. Check for combined optabs.
6788 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
6789 Call can_compare_p rather than cmp_available_p.
6790 (prepare_operand): No longer static.
6791 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
6792 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
6793 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
6794 sequence to use emit_cmp_and_jump_insns.
6795 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
6797 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
6799 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
6800 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
6801 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
6802 (plus (reg) (const_int 0))
6803 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
6805 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
6807 * rs6000.c (expand_block_move): DImode loads and stores require
6808 word-aligned displacements. Increment address registers with
6809 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
6811 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
6813 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
6814 is no name for the base type, rather than segfault. If we are
6815 writing out a complex integer type, use DW_ATE_lo_user.
6817 * expr.c (emit_move_insn_1): If we are copying a complex that fits
6818 in one word or less (complex char, complex short, or on 64 bit
6819 systems complex float) to/from a hard register, copy it through
6820 memory instead of dying in gen_{real,imag}part. If we have a
6821 short complex type, prevent inlining since it allocates stack
6824 * tree.c (build_complex_type): If we are writing dwarf2 output,
6825 generate a name for complex integer types.
6827 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6829 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
6830 * flow.c (remove_edge): Remove extra whitespace.
6831 (remove_fake_edges): Fix comment.
6832 (add_noreturn_fake_exit_edges): Use the correct name.
6834 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
6836 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
6837 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
6838 (clean): Depend on INTL_CLEAN.
6839 (maintainer-clean): Adjust.
6841 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * configure.in (AC_PREREQ): Bump to 2.13.
6844 (AC_C_STRINGIZE): Call this instead of using a custom macro.
6846 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
6848 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
6850 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
6852 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
6853 (HAVE_STRINGIZE): Define.
6855 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
6857 * c-parse.in: save and restore warn_pointer_arith on __extension__
6858 along with pedantic.
6859 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
6860 Set the type of extension to itype rather than $<itype>1 kludge.
6861 * extend.texi (Alternate Keywords): Adjust documentation.
6862 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
6864 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
6866 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
6867 most assembler templates.
6869 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
6870 FP loads and stores.
6871 (following_call): Always return zero for the PA8000.
6872 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
6873 FP loads and stores.
6874 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
6876 * pa.h (BRANCH_COST): Define.
6878 * pa.md (return, return_internal): Use bve for PA2.0.
6880 * pa.md (fused multiply): Add variants which reduce height for the
6881 fused multiply, but which still generate 2 insns.
6882 (fnegabs): Similarly.
6884 * pa.md (subsi3): Turn into an expander. Create two anonymous
6885 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
6886 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
6888 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
6890 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
6892 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
6893 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
6895 * regclass.c (init_regs): Add "top_of_stack" as a garbage
6898 * flow.c (record_active_eh_regions): Terminate loop after finding
6899 the last insn in the last basic block.
6901 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6903 * config/c4x/c4x.md: Delete parallel instruction peepholes.
6905 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6907 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
6909 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6911 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
6912 splitting to not use output template.
6914 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6916 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
6917 * config/c4x/c4x.c (c4x_va_start): New function.
6919 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
6921 * genrecog.c (not_both_true): Handle correctly cases when called for
6922 tests with different positions in the insn.
6924 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6926 * machmode.h (HOST_PTR_PRINTF): Move from here ...
6928 * system.h (HOST_PTR_PRINTF): ... to here.
6930 * mips-tfile.c: Don't include machmode.h.
6932 * Makefile.in (MACHMODE_H): New variable. Update to use it.
6933 (mips-tfile.o): Don't depend on machmode.h.
6935 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * haifa-sched.c (sched_analyze): Rename local variable `region' to
6938 avoid conflicts with typedef struct `region' at the top level scope.
6940 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
6942 * basic-block.h (basic_block): Add eh_beg, eh_end.
6943 * flow.c (entry_exit_blocks): Update.
6944 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
6946 (find_basic_blocks_1): Don't record eh_list at each bb. Use
6947 lists.c functions to allocate insn lists.
6948 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
6950 (make_eh_edge): ... here. New.
6951 (move_stray_eh_region_notes): New.
6952 (record_active_eh_regions): New.
6953 (delete_unreachable_blocks): Split out block merging ...
6954 (try_merge_blocks): ... here. New.
6955 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
6956 Dump debugging data.
6957 (merge_blocks_move_successor_nojumps): Likewise.
6958 (merge_blocks): Use eh_beg+eh_end to validate block movement.
6960 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6962 * extend.texi (Bound member functions): Document unbound pmf
6965 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6967 * flow.c (split_edge): Handle insertion on a fallthrough edge which
6968 has the EXIT_BLOCK as a dest.
6970 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6972 * flow.c (remove_edge): New function to remove an edge from the
6974 (remove_fake_successors): New function to remove fake successor edges.
6975 (remove_fake_edges): New function to remove all fake edges from the
6977 (add_fake_exit_edges): New function to add fake edges from all blocks
6978 with no successors to the exit block.
6979 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
6980 prototypes for new functions.
6982 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6984 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
6985 Use Pmode to determine whether to output .dword or .word.
6987 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
6989 * tree.c (built_in_filename): New variable.
6990 (BUILT_IN_FILENAME): New macro.
6991 (init_tree_codes): Allocate built_in_filename.
6992 (make_node): Use built_in_filename instead of string constant.
6994 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
6996 * configure.in: Add fr30 target.
6997 * configure: Regenerate.
6998 * config/fr30: New directory.
6999 * config/fr30/crti.asm: New file.
7000 * config/fr30/fr30.c: New file.
7001 * config/fr30/crtn.asm: New file.
7002 * config/fr30/fr30.h: New file.
7003 * config/fr30/fr30.md: New file.
7004 * config/fr30/lib1funcs.asm: New file.
7005 * config/fr30/t-fr30: New file.
7006 * config/fr30/xm-fr30.h: New file.
7008 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
7010 * flow.c (merge_blocks_move_successor_nojumps): Delete the
7011 BARRIER at the end of the successor, not the BARRIER before
7014 * pa.c (pa_add_gc_roots): Fix thinko in last change.
7016 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
7018 * stmt.c (any_pending_cleanups): Don't crash when
7019 current_function->stmt is unset.
7021 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7023 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
7024 other initializations that may use it for relative offsets.
7026 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7028 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
7029 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
7030 * config/i386/sol2dbg.h: Removed.
7031 * config/i386/sol2gas.h: New file, to enable gas work-around.
7032 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
7033 Don't use sol2dbg.h.
7034 * configure: Rebuilt.
7036 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
7038 * invoke.texi (-fthis-is-variable): Remove documentation.
7040 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
7042 * basic-block.h (compute_bb_for_insn): Declare.
7043 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
7044 to use; set size of basic_block_for_insn directly.
7045 (find_basic_blocks): Update.
7047 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
7051 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7053 * crtstuff.c (ON_EXIT): Delete empty macro definition.
7054 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
7056 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
7058 * c-decl.c (c_decode_option): Extend comment.
7060 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
7062 * toplev.c (progname): Make 'const char *'
7063 (flag_print_mem): Move out of main.
7064 (version_flag): Move out of main.
7065 (filename): Move out of main.
7066 (debug_args): Remove g prefix from options.
7067 (documented_lang_options): Remove cpplib specific options.
7068 (display_help): Add g prefix to debug options.
7069 (check_lang_option): Delete this function.
7070 (decode_d_option): New function: Decode -d... option.
7071 (decode_f_option): New function: Decode -f... option.
7072 (decode_W_option): New function: Decode -W... option.
7073 (decode_g_option): New function: Decode -g... option.
7074 (independent_decode_option): New function: Decode a language
7075 independent command line option.
7076 (main): Invoke lang_decode_option and then
7077 independent_decode_option on each command line option in
7080 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
7082 Revert this change. Gavin's patch to operand_equal_p is a better fix.
7083 * fold-const.c (fold_range_test): Do not try to fold the range
7084 test if the rhs or lhs has side effects.
7086 * basic-block.h (compute_flow_dominators): Declare.
7088 * gcse.c (alloc_code_hoist_mem): New function.
7089 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
7090 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
7091 (hoist_code, one_code_hoisting_pass): Likewise.
7092 (gcse_main): If optimizing for size, then hoist expressions
7093 computed in multiple dominated basic blocks.
7095 * gcse.c (invalid_nonnull_info): New function.
7096 (delete_null_pointer_checks): Likewise.
7097 * rtl.h (delete_null_pointer_checks): Declare.
7098 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
7100 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
7101 (merge-blocks_move_successor_nojumps): Likewise.
7102 (merge_blocks): Allow merging of some blocks, even if it requires
7103 physical movement of the blocks, but not if it requires new jumps.
7105 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
7106 Callers and prototype changed.
7107 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
7109 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7111 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
7112 -YP when both -p and -pg are present. From i386/sol2.h.
7114 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7116 * Makefile.in (distclean): Delete tm_p.h.
7117 * configure.in: Create a new file, "tm_p.h", from a list in
7118 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
7119 "i386/i386-protos.h".
7121 * alias.c: Include "tm_p.h".
7122 * c-typeck.c: Likewise.
7123 * calls.c: Likewise.
7125 * emit-rtl.c: Likewise.
7126 * explow.c: Likewise.
7127 * expmed.c: Likewise.
7129 * final.c: Likewise.
7131 * fold-const.c: Likewise.
7132 * function.c: Likewise.
7134 * global.c: Likewise.
7135 * haifa-sched.c: Likewise.
7136 * integrate.c: Likewise.
7138 * local-alloc.c: Likewise.
7140 * optabs.c: Likewise.
7141 * recog.c: Likewise.
7142 * reg-stack.c: Likewise.
7143 * regclass.c: Likewise.
7144 * regmove.c: Likewise.
7145 * reload.c: Likewise.
7146 * reload1.c: Likewise.
7147 * reorg.c: Likewise.
7148 * resource.c: Likewise.
7150 * stor-layout.c: Likewise.
7151 * toplev.c: Likewise.
7153 * unroll.c: Likewise.
7154 * genattrtab.c (main): Make generated file include "tm_p.h".
7155 * genemit.c (main): Likewise.
7156 * genoutput.c (main): Likewise.
7157 * genrecog.c (main): Likewise.
7159 * i386.h: Delete all prototypes.
7160 * i386.c: Include "tm_p.h".
7161 (ix86_attr_length_default): Call constant_call_address_operand
7162 with correct number of arguments.
7163 * i386-protos.h: New file.
7164 * i386.md (unnamed patterns): Call constant_call_address_operand
7165 with correct number of arguments.
7166 (exception_receiver): Call load_pic_register with correct number
7169 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
7171 * c-pragma.c (mark_align_stack): Dereference the void* properly.
7173 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
7175 * rtl.h (insns_safe_to_move_p): New function.
7176 * loop.c (find_and_verify_loops): Use it.
7177 * rtlanal.c (insns_safe_to_move_p): Define it.
7179 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
7181 * c-pragma.c: Include ggc.h.
7182 * Makefile.in (c-pragma.o): Update.
7184 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7186 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
7187 (LIB_SPEC): Likewise.
7188 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
7189 Reindent -YP/-p/-pg.
7190 Copied from config/sparc/sol2.h.
7192 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
7194 * c-pragma.c (mark_align_stack): New.
7196 * c-pragma.h (init_pragma): Declare it.
7197 * c-lex.c (init_parse): Call it.
7199 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7201 * configure.in: Pick up thread library on Solaris/x86 just
7202 like on Solaris/sparc.
7203 * configure: Rebuilt.
7205 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
7207 * rtl.h (global_rtx_index): New enum.
7208 (global_rtl): Change to array of rtx.
7209 (pc_rtx, cc0_rtx): Redefine accordingly.
7210 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
7211 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
7212 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
7213 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
7214 (const_int_rtx): Change to array of rtx.
7215 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
7217 * emit-rtl.c (global_rtl): Change to array of rtx.
7218 (const_int_rtx): Change to aray of rtx.
7219 (gen_rtx_CONST_INT): Redefine accordingly.
7220 (init_emit_once): Allocate and initialize global_rtl. Likewise
7221 for const_int_rtx. Add both as GC roots.
7222 * genattrtab.c (global_rtl): Update declaration.
7224 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
7226 * Makefile (USER_H): Add iso646.h back.
7228 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
7230 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
7231 zapping the LOG_LINKS of sched_before_next_call.
7233 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
7234 * pa.c (insn_refs_are_delayed): Renamed from
7235 insn_sets_and_refs_are_delayed.
7237 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
7239 * functiion.h (struct function): Add x_whole_function_mode_p.
7240 (retrofit_block): Declare.
7241 * function.c (retrofit_block): New function.
7242 (identify_blocks): Add assertions. Allow an incomplete set of
7243 block notes if we're still generating code for the function.
7244 * integrate.c: Include loop.h.
7245 (expand_inline_function): Call find_loop_tree_blocks to map block
7246 notes to blocks when in whole-function mode. Use retrofit_block
7247 to insert new BLOCKs for the inlined function, rather than
7249 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
7250 * Makefile.in (integrate.o): Depend on loop.h.
7252 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7254 * tree.h (warn_about_unused_variables): Declare.
7255 * stmt.c (warn_about_unused_variables): New function, split out
7257 (expand_end_bindings): Here.
7259 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
7261 * stmt.c (preserve_subexpressions_p): Don't crash when
7262 current_function->stmt is unset.
7264 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
7266 * stmt.c (expand_start_bindings): Allow callers to pass a flag
7267 indicating that no NOTE_INSN_BLOCK_BEG note is required.
7268 (expand_start_target_temps): Use it.
7269 * except.c (expand_eh_region_start_for_decl): Likewise.
7270 * expr.c (expand_expr): Likewise.
7272 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7274 * fold-const.c (operand_equal_p): Pay attention to side effects.
7276 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
7278 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
7279 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
7281 * tlink.c (scan_linker_output): Look for keywords before accepting
7282 a mangled name in quotes.
7284 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
7286 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
7287 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
7289 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
7291 * alpha.md: Revert Thu Nov 26 change that came in through the
7292 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
7293 Avoid earlyclobber when possible.
7295 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7297 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
7299 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
7300 Define HAVE_ON_EXIT.
7302 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
7305 CTYPE_CONV in all ctype macros.
7307 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
7310 * cexp.y (initialize_random_junk): Likewise.
7312 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
7314 * i370.c (handle_pragma): Likewise.
7316 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
7318 * v850.c (override_options): Likewise.
7320 * doprint.c (_doprnt): Likewise.
7322 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
7325 * fixinc/server.c (load_data): Likewise.
7327 * fold-const.c (real_hex_to_f): Likewise.
7329 * genattr.c (write_upcase, gen_attr): Likewise.
7331 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
7332 write_upcase): Likewise.
7334 * genemit.c (print_code): Likewise.
7336 * genopinit.c (gen_insn): Likewise.
7338 * genpeep.c (print_code): Likewise.
7340 * genrecog.c (print_code): Likewise.
7342 * optabs.c (init_libfuncs): Likewise.
7344 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
7346 * haifa-sched.c (sched_analyze): Keep the list of notes organized
7348 (reemit_notes): Likewise.
7350 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
7352 * ggc.h (ggc_root): Move to ggc-common.c.
7354 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
7355 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
7356 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
7357 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
7358 * ggc-common.c (ggc_root): Move from ggc.h.
7359 (roots): Declare, static.
7360 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
7361 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
7362 null or check/set mark bit.
7363 (ggc_mark_roots): New.
7364 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
7366 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
7368 * m32r.c: Include toplev.h.
7369 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
7370 (gen_compare): Rename swap_p to must_swap to match uses.
7371 Add default abort case.
7372 (m32r_output_function_epilogue): Remove unused variables.
7373 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
7374 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
7375 define to empty parameter list. Update all uses.
7376 (predicate decls): Use enum machine_mode not int.
7377 * m32r.md (movsi): Call abort, not fatal_insn.
7378 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
7380 1999-09-14 Andrew Haley <aph@cygnus.com>
7382 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
7383 use $0 instead of 0.
7385 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7387 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
7388 computation out of loop over hard regs.
7390 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
7392 * function.c (identify_blocks): Don't shadow a variable in an
7394 * integrate.c (integrate_decl_tree): Don't use pushlevel,
7395 pushdecl, or poplevel to build up the new BLOCK tree.
7396 (expand_inline_function): Likewise.
7397 (integrate_parm_decls): Likewise.
7399 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
7401 * c-typeck.c (qualify_type): Merge qualifiers from both types.
7403 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
7405 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
7406 * invoke.texi: Document this change.
7408 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
7410 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
7412 (mark_emit_status): Renamed from mark_emit_state.
7413 * except.c (mark_eh_status): Renamed from mark_eh_state.
7414 Check not null before marking.
7415 (free_eh_status): New.
7416 * expr.c (mark_expr_status, free_expr_status): New.
7417 * function.c (free_machine_status): New.
7418 (free_after_parsing): New.
7419 (free_after_compilation): Move bits to free_after_parsing; call
7420 free_eh_status, free_expr_status; zero the marked members of the
7422 (prepare_function_start): No can_garbage_collect.
7423 Call init_eh_for_function.
7424 (expand_dummy_function_end): Free up current_function state.
7425 (mark_function_status): Renamed from mark_function_state.
7426 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
7427 * function.h (struct function): No can_garbage_collect.
7428 (free_machine_status, free_after_parsing): Declare.
7429 (free_eh_status, free_expr_status): Declare.
7430 * ggc.h (mark_expr_status): Declare.
7431 * stmt.c (free_stmt_status): Free the struct.
7432 (mark_stmt_status): Renamed from mark_stmt_state.
7433 (init_stmt): Don't call init_eh.
7434 (init_stmt_for_function): Don't call init_eh_for_function.
7435 * toplev.c (compile_file): Call init_eh.
7436 (rest_of_compilation): Free basic block info before ggc_collect.
7437 Call free_after_parsing; conditionally call free_after_compilation.
7438 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
7439 Check not null before marking.
7440 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
7442 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
7444 * c-lex.c (yylex): Initialize warn.
7446 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
7448 * pa.c (emit_move_sequence): Properly set the mode of the scratch
7449 register when performing secondary reloads for the SAR register.
7451 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
7453 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
7454 (NOTE_BLOCK): New macro.
7455 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
7456 * function.h (identify_blocks): Change prototype.
7457 * function.c (identify_blocks): Simplify.
7458 (reorder_blocks): Likewise.
7459 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
7460 NOTE_INSN_BLOCK_{BEG,END}.
7461 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
7462 the list of saved notes if the note isn't a
7463 NOTE_INSN_BLOCK_{BEG,END}.
7464 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
7466 (reemit_notes): Adjust recreation of notes to reflect new saved
7468 * print-rtl.c (print_rtx): Print the address of the BLOCK when
7469 printing a block note.
7470 * stmt.c (block_vector): Remove.
7471 (find_loop_tree_blocks): Simplify.
7472 (unroll_block_trees): Likewise.
7473 * tree.h (reorder_block): Change prototype.
7475 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
7477 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
7478 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
7479 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
7480 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
7481 (atexit, exit): Simplify.
7482 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
7483 * config/lots: Remove defns of HAVE_ATEXIT.
7485 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
7487 * calls.c (precompute_arguments): Fix typo in comment.
7488 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
7491 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
7493 * dsp16xx.c (override_options): Fix typos in GC root registration.
7495 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
7497 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
7499 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
7500 (FUNCTION_PROFILER): Redefine appropriately for Linux.
7501 (CC1_SPEC): Likewise.
7503 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7505 * genattr.c (main): Add extern prototype. Call return, not exit.
7506 * genattrtab.c (main): Likewise.
7507 * gencheck.c (main): Likewise.
7508 * gencodes.c (main): Likewise.
7509 * genconfig.c (main): Likewise.
7510 * genemit.c (main): Likewise.
7511 * genextract.c (main): Likewise.
7512 * genflags.c (main): Likewise.
7513 * gengenrtl.c (main): Likewise.
7514 * genopinit.c (main): Likewise.
7515 * genoutput.c (main): Likewise.
7516 * genpeep.c (main): Likewise.
7517 * genrecog.c (main): Likewise.
7519 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
7520 * genattrtab.c (get_insn_name): Likewise.
7521 * gencodes.c (get_insn_name): Likewise.
7522 * genconfig.c (get_insn_name): Likewise.
7523 * genemit.c (get_insn_name): Likewise.
7524 * genextract.c (get_insn_name): Likewise.
7525 * genflags.c (get_insn_name): Likewise.
7526 * genopinit.c (get_insn_name): Likewise.
7527 * genpeep.c (get_insn_name): Likewise.
7529 * gencheck.c (usage): Add static prototype.
7530 * genextract.c (print_path): Constify a char*.
7531 * genopinit.c (optabs): Likewise.
7532 * genoutput.c (operand_data, data, output_predicate_decls,
7533 compare_operands): Likewise.
7534 * genrecog.c (write_tree): Add default case in switch.
7536 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7538 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
7540 * print-rtl.c (get_insn_name): Remove prototype.
7542 * toplev.h (progname): Declare const.
7544 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
7545 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
7546 dump_sched_info, dump_local_alloc, regset_release_memory,
7547 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
7548 error_with_file_and_line, error_with_decl, error_for_asm, error,
7549 fatal, warning_with_file_and_line, warning_with_decl, warning,
7550 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
7551 Remove redundant prototypes.
7553 (notice, check_lang_option, report_file_and_line, vnotice,
7554 mark_file_stack): Add static prototype.
7555 (set_fatal_function): Add prototype.
7556 (vnotice, report_file_and_line, set_fatal_function,
7557 check_lang_option): Constify a char*.
7558 (main): Prototype. Call return, not exit.
7560 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7562 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
7564 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
7566 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
7568 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
7570 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7572 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
7573 behave as if it's zero in all cases.
7574 (expand_function_start): Adjust call to assign_parms.
7575 * tree.h (assign_parms): Adjust prototype.
7576 * objc/objc-act.c (hack_method_prototype): Adjust call to
7579 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
7581 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
7582 arg_pointer_rtx fixed if the argument pointer register is
7584 (NONZERO_BASE_PLUS_P): Likewise.
7586 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
7588 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
7589 match_insn2 to match_insn.
7590 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
7592 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
7594 * Makefile.in (USER_H): Remove va-foo.h.
7596 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
7597 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
7598 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
7599 va-spur.h,va-v850.h}: Remove.
7601 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
7603 * sparc/sparc.md (eligible_for_return_delay): New attribute.
7604 (in_return_delay): Use it instead of match_insn.
7606 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7608 * config/alpha/va_list.h (va-alpha.h): Do not include.
7609 (__gnuc_va_list): Typedef as in varargs.h.
7611 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
7613 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
7614 DECL_LIVE_RANGE_RTL.
7616 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
7618 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
7619 not NOTE_BLOCK_NUMBER.
7620 (expand_eh_region_end): Likewise.
7621 (find_exception_handler_labels): Likewise.
7622 (scan_region): Likewise.
7623 (exception_optimize): Likewise.
7624 (update_rethrow_references): Likewise.
7625 (set_insn_eh_region): Likewise.
7626 * final.c (final_scan_insn): Likewise.
7627 * flow.c (make_edges): Likewise.
7628 * integrate.c (expand_inline_function): Likewise.
7629 * print-rtl.c (print_rtx): Likewise.
7631 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
7633 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
7634 terms of builtin functions and types.
7636 * mips.c (mips_build_va_list): New.
7637 (mips_va_start, mips_va_arg): New.
7638 * mips.h (BUILD_VA_LIST_TYPE): New.
7639 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7641 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
7642 (sh_build_va_list, sh_va_start, sh_va_arg): New.
7643 * sh.h (BUILD_VA_LIST_TYPE): New.
7644 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7646 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
7648 * recog.h (struct recog_data): Make dup_num, operand_address_p,
7649 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
7650 (struct insn_data): Likewise with n_operands, n_dups,
7651 n_alternatives, output_format.
7652 * regclass.c (scan_one_insn): Cast n_operands to int before
7653 arithmetic inside comparison.
7655 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
7657 * toplev.c (compile_function): Unconditionally emit nop.
7659 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7661 * haifa-sched.c (actual_hazard): Move declaration of variable
7662 `this_cost' into the scope where it is used.
7664 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7666 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
7667 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
7668 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
7670 * genrecog.c (make_insn_sequence): Call memset, not bzero.
7672 * jump.c (find_insert_position): Don't declare or define unless
7673 !HAVE_conditional_arithmetic.
7674 (returnjump_p_1, delete_prior_computation): Add static prototypes.
7676 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
7678 * recog.c (offsettable_address_p): Prototype function pointer.
7679 (preprocess_constraints): Call memset, not bzero.
7681 * tree.c (tree_node_kind_names): Constify a char*. Make static.
7682 (gcc_obstack_init): Don't declare.
7683 (fix_sizetype): Add static prototype.
7684 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
7685 (tree_cons): Call memset, not bzero.
7687 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
7688 definition in macro ASM_WEAKEN_LABEL.
7689 (mark_const_hash_entry): Add static prototype.
7691 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7693 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
7695 * unroll.c (find_common_reg_term, subtract_reg_term,
7696 loop_find_equiv_value): Add static prototypes.
7697 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
7698 (copy_loop_body): Remove unreachable break statement.
7700 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
7702 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
7704 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7706 Undo some changes from the gcc2 merge:
7707 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
7708 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
7712 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
7713 * emit-rtl.c (gen_lowpart_common): Disable optimization of
7714 initialized float-int union if the value is a NaN.
7716 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
7718 * gthr-win32.h: New file.
7720 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
7721 shared as a valid attribute.
7722 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
7723 * extend.texi: Document `shared' variable attribute.
7725 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
7727 * configure.in: Handle --enable-threads on FreeBSD.
7728 * configure: Rebuit.
7730 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7732 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
7734 * configure: Rebuilt.
7736 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
7737 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
7738 Rosimildo DaSilva <rdasilva@connecttel.com>
7740 * configure.in (m68k-*-rtemscoff*): Added.
7741 * configure.in (mips64orion-*-rtems*): Converted to ELF.
7742 * configure.in (sparc-*-rtemsaout*): Added as alias for old
7743 sparc-rtems configuration.
7744 * configure.in (sparc-*-rtemself*): Added.
7745 * configure.in (sparc-*-rtems*): Now ELF not a.out.
7746 * config/i386/rtems.h: Added comment.
7747 * config/sparc/rtemself.h: New file.
7749 * configure.in (m68k-rtemself): Added.
7750 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
7751 and DWARF_DEBUGGING_INFO.
7752 * config/m68k/crti.s: New file.
7753 * config/m68k/crtn.s: New file.
7754 * config/m68k/t-crtstuff: New file.
7755 * config/m68k/rtemself.h: New file.
7757 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
7758 global ctor/dtor and C++ exception handling.
7759 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
7760 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
7762 * config/i386/t-rtems-i386: New File.
7764 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
7766 * stmt.c (expand_end_case): Return right away if the case stack is
7769 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
7771 * Makefile.in (version.c): Remove rule incorrectly brought in from
7774 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
7776 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
7777 * msdos/top.sed: Take into account a prepended $(SHELL) to
7779 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
7781 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
7783 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7785 * regmove.c (fixup_match_1): Don't change an unchanging register.
7786 (stable_but_for_p): Renamed to:
7787 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
7788 Changed all callers.
7790 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
7792 * loop.c (strength_reduce): Don't call reg_used_between_p if the
7793 insn from BL2 is after the insn from BL.
7795 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
7797 * recog.h (INSN_OUTPUT_FORMAT_*): New.
7798 (struct insn_data): Merge `template' and `outfun' into `output'.
7799 Add `output_format'.
7800 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
7801 (struct data): Remove `outfun'; add `output_format'.
7802 (name_for_index): Remove declaration.
7803 (output_insn_data): Handle output formats.
7804 (process_template): Emit the bare array for @.
7805 (gen_expand, gen_split): Set output_format to NONE.
7806 * output.h (get_insn_template): Declare.
7807 * final.c (get_insn_template): New.
7808 (final_scan_insn): Use it.
7809 * toplev.c (compile_file): Likewise.
7811 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7812 * i860/i860.c (output_delayed_branch): Likewise.
7813 (output_delay_insn): Likewise.
7815 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7817 * rtl.c (obstack_alloc_rtx): Removed.
7819 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
7821 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
7823 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7825 * i386.c (call_insn_operand): Reject const_int.
7826 (expander_call_insn_operand): Use call_insn_operand.
7828 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7830 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
7832 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
7834 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
7835 Use DImode operation.
7837 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
7839 * gcc.c: Include sys/resource.h.
7840 (report_times): New flag.
7841 (execute): If report_times is set, calculate and report the
7842 CPU time consumed by each subprocess.
7844 (rus, prus): New globals.
7845 (option_map): Add --time.
7846 (display_help): Document -time.
7847 (process_command): Set report_times if -time is given.
7848 Turn off -pipe if -time is given.
7850 * invoke.texi: Document new option -time.
7852 * configure.in: Check for getrusage. Check if we have to
7853 prototype getrusage.
7854 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
7855 * configure: Regenerate.
7856 * config.in: Regenerate.
7858 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
7860 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
7863 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
7865 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
7866 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
7867 (nan): Return _thenan_sf or _thenan_df as appropriate.
7868 (L_thenan_sf): Define _thenan_sf.
7869 (L_thenan_df): Define _thenan_df.
7871 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
7872 (DPBIT_FUNCS): Add _thenan_df.
7874 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
7876 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
7879 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7881 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
7884 (lang_specific_driver): Don't take a function pointer parameter.
7885 All callers changed.
7887 * gcc.c: Include gcc.h.
7888 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
7889 lang_specific_extra_outfiles, fatal): Don't declare.
7890 (multilib_defaults_raw): Constify.
7891 (read_specs): Call memset, rather than bzero.
7892 (main): Call return, not exit.
7893 (lookup_compiler): Call memcpy, not bcopy.
7894 (fatal): Make extern.
7896 * cppspec.c: Include gcc.h.
7897 (lang_specific_driver): Initialize variable `quote'. Constify a
7898 char*. All calls to the function pointer parameter now
7899 explicitly call `fatal'.
7901 * gccspec.c (lang_specific_driver): Include gcc.h.
7903 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
7905 * arm.c (note_invalid_constants): Use recog_data.operand_type
7908 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7910 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
7913 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
7914 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7915 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7916 reload_secondary_in_reload, reload_secondary_out_reload,
7917 reload_secondary_in_icode, reload_secondary_out_icode,
7918 reload_reg_rtx, reload_when_needed): Delete declarations.
7919 (struct reload): New structure.
7920 (rld): Declare new array.
7921 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
7922 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7923 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7924 reload_secondary_in_reload, reload_secondary_out_reload,
7925 reload_secondary_in_icode, reload_secondary_out_icode,
7926 reload_reg_rtx, reload_when_needed): Delete definitions.
7928 (whole file): Replace uses of the deleted arrays with uses of rld.
7929 * reload1.c (whole file): Replace uses of the deleted arrays with
7931 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
7932 explicit loops, not with bcopy.
7934 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
7936 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
7937 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
7938 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
7939 insn_name): Delete and consolidate into new structures.
7940 (insn_operand_predicate_fn): New.
7941 (insn_output_fn): New.
7943 (struct insn_operand_data): New.
7944 (struct insn_data): New.
7946 (OUT_FCN): Update for insn_data change.
7947 * builtins.c (expand_builtin_strlen): Likewise.
7948 (expand_builtin_memcmp): Likewise.
7949 * combine.c (make_extraction, simplify_comparison): Likewise.
7950 * cse.c (canon_reg, cse_insn): Likewise.
7951 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
7952 * expmed.c (store_bit_field, extract_bit_field): Likewise.
7953 (emit_store_flag): Likewise.
7954 * expr.c (convert_move, emit_block_move): Likewise.
7955 (clear_storage, emit_push_insn, expand_increment): Likewise.
7956 (do_store_flag): Likewise.
7957 * expr.h (GEN_FCN): Likewise.
7958 (insn_gen_function): Die.
7959 * final.c (final_scan_insn): Update for insn_data change.
7960 (output_asm_name): Likewise.
7961 * function.c (fixup_var_refs_1): Likewise.
7962 * loop.c (check_dbra_loop): Likewise.
7963 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
7964 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
7965 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
7966 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
7967 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
7968 * regmove.c (gen_add3_insn): Likewise.
7969 * reload.c (push_secondary_reload, combine_reloads): Likewise.
7970 (find_reloads, find_reloads_address_1): Likewise.
7971 (debug_reload_to_stream): Likewise.
7972 * reload1.c (emit_reload_insns, gen_reload): Likewise.
7973 * stmt.c (expand_end_case): Likewise.
7974 * toplev.c (compile_file): Likewise.
7976 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7977 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
7979 * print-rtl.c (insn_name_ptr): Remove declaration.
7980 (get_insn_name): Declare.
7981 (print_rtx): Use it.
7982 * genoutput.c (insn_name_ptr): Remove.
7983 (next_operand_number): New.
7984 (struct operand_data): New.
7985 (null_operand, odata, odata_end): New.
7986 (struct data): Use struct operand_data.
7987 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
7988 (get_insn_name): Renamed from name_for_index.
7989 (output_prologue): Define NO_MD_PROTOTYPES.
7990 (output_predicate_decls): Break out from output_epilogue.
7991 Iterate over the operands list.
7992 (output_operand_data): Break out from output_epilogue. Emit
7993 just the operands list.
7994 (output_insn_data): Break out from output_epilogue. Emit just
7996 (output_epilogue): Remove.
7997 (output_get_insn_name): New.
7998 (constraints, op_n_alternatives, predicates, address_p): Die.
7999 (modes, strict_low, seen): Die.
8000 (scan_operands): Take new param `d' instead of writing to
8001 seven global variables.
8002 (compare_operands): New.
8003 (place_operands): New.
8004 (validate_insn_alternatives): Update for struct data change.
8005 (gen_insn): Don't zero or copy 7 global arrays. Update for
8006 scan_operands; call place_operands.
8007 (gen_peephole, gen_expand, gen_split): Likewise.
8008 (main): Update for new output routines.
8010 * genattr.c (insn_name_ptr): Remove.
8011 (get_insn_name): New function.
8012 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
8013 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
8014 * genrecog.c: Likewise.
8016 * alpha.md (adddi3): Make `pattern' array static.
8018 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8020 * config/c4x/c4x.h (c4x_rpts_cycles_string,
8021 c4x_cpu_version_string): Constify char *.
8022 * config/c4x/c4x.c (c4x_rpts_cycles_string,
8023 c4x_cpu_version_string): Likewise.
8025 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
8027 * tree.c (save_tree_status): Revert 10 Sep change.
8028 (restore_tree_status): Likewise. Call obstack_free with NULL
8029 before freeing the obstack proper.
8031 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
8033 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
8035 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
8036 surrounding context.
8038 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
8040 * tree.c (type_hash_canon): Put all types in the hash-table, when
8043 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
8045 * recog.h (struct recog_data, recog_data): New.
8046 (recog_foo variables): Kill.
8047 * recog.c (recog_operand, recog_operand_loc): Kill.
8048 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
8049 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
8050 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
8051 (recog_data): Define.
8052 (extract_insn): Update all recog_foo references to use recog_data.
8053 (preprocess_constraints, constrain_operands): Likewise.
8054 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
8055 * genattrtab.c (main): Likewise.
8056 * genextract.c (main): Likewise.
8057 * genoutput.c: Likewise.
8058 * genrecog.c (write_subroutine, main): Likewise.
8059 * local-alloc.c (block_alloc): Likewise.
8060 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
8061 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
8062 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
8063 * reload.c (find_reloads, find_reloads_toplev): Likewise.
8064 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
8065 (reload_cse_simplify_operands): Likewise.
8067 * arc/arc.c (arc_final_prescan_insn): Likewise.
8068 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
8069 * h8300/h8300.c (notice_update_cc): Likewise.
8070 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
8071 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
8072 * mn10200/mn10200.c (notice_update_cc): Likewise.
8073 * mn10300/mn10300.c (notice_update_cc): Likewise.
8074 * romp/romp.c (update_cc): Likewise.
8075 * sparc/sparc.c (check_pic): Likewise.
8076 * v850/v850.c (notice_update_cc): Likewise.
8078 * genemit.c (main): Don't declare recog_operand.
8080 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
8082 * ggc.h (rtvec_def): Forward declare.
8083 (tree_node): Likewise.
8086 (ggc_set_mark_rtx): Add prototype.
8087 (ggc_set_mark_rtvec): Likewise.
8088 (ggc_set_mark_tree): Likewise.
8089 * ggc-simple.c (ggc_root): Don't define.
8090 (roots): Don't declare.
8091 (ggc_mark_rtx): Remove.
8092 (ggc_mark_rtvec): Likewise.
8093 (ggc_mark_tree): Likewise.
8094 (ggc_mark_varray): Likewise.
8095 (ggc_mark_tree_hash_table_entry): Likewise.
8096 (ggc_mark_tree_hash_table): Likewise.
8097 (ggc_set_mart_rtx): New function.
8098 (ggc_set_mark_rtvec): Likewise.
8099 (ggc_set_mark_tree): Likewise.
8100 (ggc_add_root): Remove.
8101 (ggc_add_rtx_root): Likewise.
8102 (ggc_remove_tree_root): Likewise.
8103 (ggc_add_string_root): Likewise.
8104 (ggc_add_tree_varray_root): Likewise.
8105 (ggc_add_tree_hash_table_root): Likewise.
8106 (ggc_del_root): Likewise.
8107 (ggc_mark_rtx_ptr): Likewise.
8108 (ggc_mark_tree_ptr): Likewise.
8109 (ggc_mark_string_ptr): Likewise.
8110 (ggc_mark_tree_varray_ptr): Likewise.
8111 (ggc_mark_tree_hash_table_ptr): Likewise.
8112 * ggc-common.c: New file.
8113 * Makefile.in (OBJS): Add ggc-common.o.
8114 (ggc-common.o): List dependencies.
8116 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
8118 * cppalloc.c (xstrdup): Use memcpy.
8119 * cpperror.c (cpp_print_containing_files): Don't use
8121 * cpplib.c (conditional_skip): Set temp->lineno.
8122 (do_endif): Make error message less obscure.
8123 (if_directive_name): New function.
8124 (cpp_get_token [case EOF]): Unwind the if stack and generate
8125 error messages for each unterminated conditional in this file.
8126 (parse_string): Do not behave differently if -traditional.
8128 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
8130 * builtins.c (expand_builtin_va_arg): Cope with an array-type
8131 va_list decomposing to pointer-type.
8132 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
8133 (rs6000_va_arg): Likewise.
8135 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
8137 * except.c (start_dynamic_handler): Compute size using
8138 STACK_SAVEAREA_MODE.
8140 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8142 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
8143 include directory headers. Don't define strrchr. Don't provide
8144 my_* replacement functions. Prefer PTR over `pointer_type'.
8145 Don't prototype system functions. Don't redefine getopt.
8147 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
8148 safe_read, safe_write, save_pointers, restore_pointers,
8149 is_id_char, in_system_include_dir, directory_specified_p,
8150 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
8151 find_corresponding_lparen, referenced_file_is_newer,
8152 save_def_or_dec, munge_compile_params, gen_aux_info_file,
8153 process_aux_info_file, identify_lineno, check_source,
8154 seek_to_line, forward_to_next_token_char, output_bytes,
8155 output_string, output_up_to, other_variable_style_function,
8156 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
8157 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
8158 find_static_definition, connect_defs_and_decs, add_local_decl,
8159 add_global_decls, needs_to_be_converted, visit_each_hash_node,
8160 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
8161 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
8162 scan_for_missed_items, edit_file, string_list_cons): Add static
8164 (standard_exec_prefix, target_machine, target_version,
8165 default_syscalls_dir, string_list, string_list_cons, find_file,
8166 do_cleaning): Constify a char*.
8167 (safe_read, safe_write): Use PTR, not a char*.
8168 (is_id_char): Take an int, not a char.
8169 (main): Add prototype. Call return, not exit.
8171 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
8173 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
8174 when comparing types.
8176 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
8178 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
8179 (strength_reduce): Release the varrays from the no-bivs early exit.
8181 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
8182 the loop over the registers.
8184 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
8186 (restore_tree_status): Check that instead when freeing the obstack.
8188 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
8190 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
8193 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8195 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
8196 operand size modifiers.
8198 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8200 * c-common.c (c_common_nodes_and_builtins): Don't build
8202 * c-common.h (enum c_tree_index and related accesor macros): Remove
8203 everything now declared in tree.h.
8204 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8205 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
8206 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
8207 (error_mark_node, void_type_node, char_type_node, integer_type_node,
8208 unsigned_type_node, ptr_type_node, va_list_type_node,
8209 integer_zero_node, null_pointer_node, integer_one_node): Delete.
8210 (init_decl_processing): Call build_common_tree_nodes and
8211 build_common_tree_nodes_2 instead of building their nodes here.
8212 Don't add roots for these nodes.
8213 * stor-layout.c (size_zero_node, size_one_node): Delete.
8214 (set_sizetype): Make a new node for bitsizetype each time.
8215 * tree.c (global_trees): New variable.
8216 (init_obstacks): Add a gc root for it.
8217 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8218 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
8219 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
8220 (build_common_tree_nodes): New function.
8221 (fix_sizetype): New function.
8222 (build_common_tree_nodes_2): New function.
8223 * tree.h (enum tree_index): New.
8224 (global_trees): Declare.
8225 Add accessor macros for all nodes now moved to global_trees.
8226 Delete their declarations.
8228 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
8230 * c-decl.c (finish_function): When processing a nested function,
8231 push and pop GC context around rest_of_compilation.
8233 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
8235 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
8236 Default ix86_arch to PROCESSOR_I386.
8237 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
8238 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
8239 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
8240 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
8241 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
8242 (EXTRA_SPECS): Remove deleted specs.
8244 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
8246 * function.c (assign_stack_local_1): Allocate from
8247 function->x_frame_offset, not frame_offset.
8249 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
8251 * ggc.h (lang_cleanup_tree): Remove.
8252 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
8253 * ggc-callbacks.c (lang_cleanup_tree): Remove.
8255 * c-decl.c (finish_struct): Use ggc_alloc to allocate
8256 TYPE_LANG_SPECIFIC when garbage collecting.
8257 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
8258 (lang_cleanup_tree): Remove.
8260 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8262 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
8263 * crtstuff.c: Not here.
8264 * dwarf2out.c: Or here.
8265 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
8268 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
8270 * function.h (free_after_compilation): Remove decl parameter.
8271 (free_varasm_status0: Likewise.
8272 (free_emit_status): Likewise.
8273 (free_stmt_status): Likewise.
8274 (free_after_compilation): Likewise.
8275 (init_lang_status): New variable.
8276 (free_lang_status): Likewise.
8277 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
8278 * function.c (init_lang_status): New variable.
8279 (free_lang_status): Likewise.
8280 (push_function_context_to): Don't set function::decl here.
8281 (free_after_copmilation): Make decl parameter implicit. Call
8282 free_lang_status if defined.
8283 (prepare_function_start): Call init_lang_status if defined.
8284 (init_function_start): Set function::decl here.
8285 * profile.c (output_func_start_profiler): Don't call pushdecl
8286 until we've actually started the function.
8287 * stmt.c (free_stmt_status): Make decl parameter implicit.
8288 * toplev.c (rest_of_compilation): Don't pass decl to
8289 free_after_compilation.
8290 * varasm.c (free_varasm_status): Likewise.
8292 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8294 * except.c (call_get_eh_context): Add root when allocating static
8297 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
8299 * arm.c: Include "ggc.h".
8300 (arm_add_gc_roots): New function.
8301 (arm_override_options): Call it.
8302 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
8304 * arm.md (define_asm_attributes): Add a pool_range attribute.
8306 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
8308 * extend.texi (Volatiles): New node.
8310 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
8312 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
8313 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
8314 (struct ggc_any): Replace `mark' with `magic_mark'.
8315 (ggc_alloc_string): Use memcpy, not bcopy.
8316 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
8317 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
8318 (ggc_free_any): New.
8319 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
8320 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
8321 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
8322 Use IS_MARKED. Use ggc_free_any.
8324 1999-09-09 Scott Bambrough <scottb@netwinder.org>
8326 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
8328 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
8330 * toplev.c (main): Always init_ggc.
8332 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
8334 * except.c (find_all_handler_type_matches): Free the list if
8335 we found no matches.
8337 * combine.c (SUBST): Break out to a real function do_SUBST.
8338 (SUBST_INT): Likewise.
8339 * gcse.c (free_pre_mem): Free `temp_bitmap'.
8340 (pre_insert): Free `inserted'.
8341 * loop.c (basic_induction_var): Always set `location'.
8343 * function.c (expand_function_end): Add initial_trampoline as a root.
8344 * rtl.h (init_varasm_once): Declare.
8345 * toplev.c (compile_file): Call it.
8346 * ggc-simple.c (ggc_mark_string_ptr): New.
8347 (ggc_add_string_root): New.
8348 (ggc_collect): Disable collection avoidance temporarily.
8349 * ggc.h (ggc_add_string_root): Declare.
8350 * except.c (create_rethrow_ref): Use ggc_alloc_string.
8351 * optabs.c (init_libfuncs): Likewise.
8352 * varasm.c (named_section): Use ggc_alloc_string.
8353 (make_function_rtl): Likewise.
8354 (make_decl_rtl): Likewise.
8355 (assemble_static_space): Likewise.
8356 (assemble_trampoline_template): Likewise.
8357 (output_constant_def): Likewise.
8358 (force_const_mem): Likewise.
8359 (mark_const_hash_entry): New.
8360 (mark_pool_sym_hash_table): New.
8361 (mark_varasm_state): Use it.
8362 (init_varasm_once): New.
8364 * expr.h (init_one_libfunc): Declare.
8365 * optabs.c (init_one_libfunc): New.
8366 (init_optabs): Use it.
8367 * config/gofast.h: Likewise.
8368 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
8369 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
8371 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8373 * Makefile.in (cppexp.o): Depend on cpphash.h.
8374 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
8376 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
8377 * cpplib.c (do_define): Generalise to handle poisoned definitions,
8378 redefining poisoned identifiers, etc.
8379 (do_undef): Don't allow poisoned identifiers to be undefined.
8380 (do_pragma): Add #pragma poison.
8381 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8383 * cccp.c: Add T_POISON node type.
8384 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
8386 (do_define): Generalise to handle poisoned definitions,
8387 redefining poisoned identifiers, etc.
8388 (do_undef): Don't allow poisoned identifiers to be undefined.
8389 (do_pragma): Add #pragma poison.
8390 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8392 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
8393 * c-pragma.h: Add ps_poison state. We now always have generic
8396 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
8398 * ggc.h (ggc_alloc): New function.
8399 (ggc_mark): Likewise.
8400 * ggc-simple.c (ggc_any): New structure.
8401 (ggc_status): Add anys.
8402 (n_anys_collected): New variable.
8403 (ggc_alloc): Define.
8404 (ggc_mark): Likewise.
8405 (ggc_collect): Collect the anys.
8407 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8409 * c-decl.c (mark_binding_level): Make static to match prototype.
8411 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
8413 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
8415 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
8417 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
8418 will use into account. Expand the max width to 5.
8421 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
8423 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
8426 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
8428 * alpha.md (call value patterns): Remove the result predicates.
8430 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
8432 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
8435 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8437 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
8438 changed from extern char *, to extern PTR. Also fix typo in
8439 NEED_DECLARATION_REALLOC test.
8441 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
8443 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8445 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
8446 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
8447 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
8448 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
8450 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
8452 * cccp.c (pcfinclude): Likewise.
8454 * global.c (allocno_compare): Likewise.
8456 * haifa-sched.c (rank_for_schedule): Likewise.
8458 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
8460 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
8462 * stupid.c (stupid_reg_compare): Likewise.
8464 * tree.c (_obstack_allocated_p): Likewise.
8466 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
8468 1999-09-08 Bruce Korb autogen@linuxbox.com
8470 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
8471 why "gperf -F" fails.
8472 * gcc/cp/Makefile.in: ditto
8473 * gcc/Makefile.in: ditto
8474 * gcc/java/Makefile.in: ditto
8476 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
8478 * lists.c: Include ggc.h.
8480 (init_EXPR_INSN_LIST_cache): Install it.
8482 * ggc-simple.c (init_ggc): Absorb the old init.
8483 (ggc_push_context): Use xcalloc.
8484 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
8485 (ggc_collect): Add [rvts] tags to the collection stats.
8487 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
8489 * cccp.c (main): Fix handling of -include and -imacros options.
8491 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
8493 * cpplib.c (cpp_push_buffer): Fix order of arguments.
8495 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8497 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
8500 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8502 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
8503 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
8504 and SET_DEST. Update comment.
8506 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8508 * config/c4x/c4x.c: Include ggc.h.
8509 (c4x_add_gc_roots): New function.
8510 (c4x_override_options): Call c4x_add_gc_roots.
8512 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
8514 * defaults.h (TARGET_ESC): Move ...
8515 * system.h: ... here, where Linas had it in the first place. Silly me.
8517 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
8519 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
8520 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
8521 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
8522 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
8523 * defaults.h (TARGET_ESC): Add default.
8525 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
8527 * configure.in: add i370-*-openedition, i370-*-mvs and
8528 i370-*-linux targets
8530 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
8532 * dsp16xxx.c: Include ggc.h
8533 (override_options): Mark GC roots.
8534 * mn10200.c: Include ggc.h.
8535 (asm_file_start): Mark GC roots.
8536 * tahoe.c: Include ggc.h.
8537 (extensible_operand): Mark GC roots.
8539 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
8541 * README: Add section discussing status of ELF ABI.
8542 * i370.c: Fix misc spelling mistakes.
8543 (i370_label_scan): Updated notes, exception handling.
8544 (i370_function_prolog): Simplify ELF stack handling.
8545 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
8546 (STACK_GROWS_DOWNWARD): ELF stack grows down.
8547 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
8548 * i370.md: (movdi): Add notes.
8549 (floatsidf2): Use stack not rtca for scratch float area.
8550 (iorsi3): Correct operand constraints.
8551 * x-oe: Restore TAROUTOPTS which are used by pax.
8553 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
8555 * rs6000.c: Include ggc.h.
8556 (rs6000_add_gc_roots): New function.
8557 (override_options): Call it.
8559 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
8561 * alpha.h (alpha_compare): New.
8562 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
8563 * alpha.c: Likewise for the definitions.
8564 (alpha_emit_conditional_branch): Update for alpha_compare.
8565 (alpha_emit_conditional_move): Likewise.
8566 * alpha.md (cmpdf, cmpdi): Likewise.
8567 (setcc patterns): Likewise. Zero alpha_compare after use.
8568 (sne): Optimize (x != 0) into (0U < x).
8570 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
8572 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
8573 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
8574 (INIT_EXPANDERS): Remove.
8575 * alpha.c: Include ggc.h.
8576 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
8577 (alpha_init_machine_status, alpha_mark_machine_status): New.
8578 (override_options): Install them.
8579 (struct machine_function): Moved to alpha.h.
8580 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
8581 (alpha_init_expanders): Remove.
8582 (alpha_return_addr): Adjust to use current_function->machine.
8583 (alpha_ra_ever_killed): Likewise.
8584 (alpha_expand_epilogue): Likewise.
8585 * alpha.md (eh_epilogue): Likewise.
8587 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
8588 Melissa O'Neill <oneill@cs.sfu.ca>
8589 Geoffrey Keating <geoffk@cygnus.com>
8591 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
8592 call-used registers (call-saved registers must still be contiguous
8593 and end with r31, of course).
8595 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
8597 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
8598 (self_promoting_type_p): Delete.
8599 (self_promoting_args_p): Move ...
8600 * c-common.c: ... here.
8601 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
8602 (simple_type_promotes_to): New.
8603 * builtins.c (lang_type_promotes_to): New.
8604 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
8605 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
8606 * c-common.h: ... here.
8607 (self_promoting_args_p, simple_type_promotes_to): Declare.
8608 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
8609 (grokdeclarator): Likewise.
8610 * tree.h (lang_type_promotes_to): Declare.
8612 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
8614 Add some machine-dependent GC roots.
8615 * sparc.c: Include ggc.h.
8616 (sparc_add_gc_roots): New function.
8617 (mark_ultrasparc_pipeline_state): Likewise.
8618 (override_options): Call sparc_add_gc_roots.
8619 * pa.c: Include ggc.h.
8620 (pa_add_gc_roots): New function.
8621 (mark_deferred_plabels): Likewise.
8622 (override_options): Call pa_add_gc_roots.
8623 * mips.c: Include ggc.h.
8624 (mips_add_gc_roots): New function.
8625 (override_options): Use it.
8627 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8629 * cpperror.c (cpp_file_line_for_message): Constify a char*.
8631 * cppexp.c (parse_number, parse_charconst, cpp_lex,
8632 cpp_parse_expr): Add static prototypes.
8633 (parse_charconst): Don't cast away const-ness.
8634 (token): Constify a char*.
8636 * cppfiles.c (file_name_list, include_hash, find_include_file,
8637 finclude, initialize_input_buffer): Constify a char*.
8638 (file_cleanup, find_position): Add static prototypes.
8640 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
8641 collect_expansion): Add static prototypes.
8642 (cpp_install, create_definition, monthnames): Constify a char*.
8644 * cpphash.h (cpp_install): Likewise.
8646 * cppinit.c (known_suffixes, default_include,
8647 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
8648 (base_name, dump_special_to_buffer, initialize_dependency_output):
8649 Add static prototypes.
8651 * cpplib.c (my_strerror): Constify a char*.
8652 (null_underflow, null_cleanup, skip_comment, copy_comment,
8653 copy_rest_of_line, handle_directive, pass_thru_directive,
8654 get_directive_token, read_line_number, cpp_print_file_and_line,
8655 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
8656 v_cpp_warning_with_line, detect_if_not_defined,
8657 consider_directive_while_skipping): Add static prototypes.
8658 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
8659 cpp_pedwarn_with_file_and_line): Constify a char*.
8661 * cpplib.h (cpp_options, include_hash, progname, definition,
8662 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
8663 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
8664 find_include_file, deps_output, include_hash): Constify a char*.
8666 * cppmain.c (progname): Constify.
8667 (main): Add prototype. Use return, not exit.
8669 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
8670 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
8671 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
8672 check_protection): Add static prototype.
8674 (progname, recognized_macrom, recognized_extern): Constify a char*.
8675 (main): Add prototype.
8677 * gen-protos.c (progname): Constify a char*.
8679 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
8681 * emit-rtl.c (free_emit_status): Take decl as a parameter.
8682 (init_emit_once): Add more GC roots.
8683 * except.c (mark_func_eh_entry): New function.
8684 (mark_eh_node): Mark false_label and rethrow_label.
8685 (init_eh): Add more GC roots.
8686 * function.c (free_after_compilation): Take decl as a paramter.
8687 Call free_stmt_status.
8688 (mark_function_state): Don't assume x_parm_reg_stack_loc is
8690 * function.h (free_after_compilation): Change prototype.
8691 (free_varasm_status): Likewise.
8692 (free_emit_status): Likewise.
8693 (free_stmt_status): New function.
8694 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
8695 Remove, replacing with ...
8696 (ggc_status): New structure.
8697 (ggc_chain): New variable.
8699 (ggc_push_context): New function.
8700 (ggc_pop_context): Likewise.
8701 (ggc_alloc_rtx): Adjust for use of ggc_chain.
8702 (ggc_alloc_rtvec): Likewise.
8703 (ggc_alloc_tree): Likewise.
8704 (ggc_alloc_string): Likewise.
8705 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
8706 (ggc_mark_tree): Give language-dependent code a chance to mark
8708 (ggc_mark_tree_varray): Handle empty arrays.
8709 (ggc_collect): Adjust for use of ggc_chain. Clear
8710 bytes_alloced_since_last_gc.
8711 * ggc.h (ggc_pop_context): New function.
8712 (ggc_push_context): Likewise.
8713 * print-tree.c (print_node): Don't print obstacks when GC'ing.
8714 * stmt.c (free_stmt_status): New function.
8715 (init_stmt_for_function): Clear last_expr_value.
8716 * toplev.c (rest_of_compilation): Always call free_after_compilation.
8717 Conditionalize call to ggc_collect.
8718 (main): Call init_ggc.
8719 * tree.c (push_obstacks): Do the push, even when GC'ing.
8720 (push_obstacks_nochange): Likewise.
8721 (pop_obstacks): Liekwise.
8722 * varasm.c (free_varasm_status): Take decl as a parameter.
8724 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
8726 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
8727 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
8728 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
8729 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
8731 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
8733 * pa/x-pa-mpeix: New file for the MPE port.
8735 * pa/quadlib.asm: New file for long double support.
8737 * configure.in: Add hppa1.0-*-mpeix for MPE port.
8738 * configure: Rebuilt.
8740 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
8742 * final.c (shorten_branches): Fix last change.
8744 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
8746 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
8748 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
8750 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
8753 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8755 * c-aux-info.c (concat): Don't define.
8757 * cccp.c (my_strerror): Likewise. All callers changed to use
8759 (do_include): Call xstrdup, not xmalloc/strcpy.
8760 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
8761 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
8763 * collect2.c (my_strsignal): Likewise. All callers changed to use
8765 (locatelib): Call xstrdup, not xmalloc/strcpy.
8767 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
8769 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
8771 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
8773 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
8775 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
8777 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
8779 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
8781 (find_all_handler_type_matches): Likewise. Don't check return
8783 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
8784 xmalloc, not malloc.
8785 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
8787 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
8788 (init_spec): Call xcalloc, not xmalloc/bzero.
8789 (set_spec): Call xstrdup, not save_string.
8790 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
8791 (find_a_file): Call xstrdup, not xmalloc/strcpy.
8792 (process_command): Call xstrdup, not save_string.
8793 (main): Call xcalloc, not xmalloc/bzero.
8795 * gcov.c (xmalloc): Don't define.
8796 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
8797 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
8798 (output_data): Call xcalloc, not xmalloc/bzero.
8800 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
8802 * mips-tdump.c (xmalloc): Don't define.
8803 (print_symbol): Call xmalloc, not malloc.
8804 (read_tfile): Call xcalloc, not calloc.
8806 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
8807 Don't define. All callers of xfree/my_strsignal changed to use
8808 free/strsignal instead.
8809 (allocate_cluster): Call xcalloc, not calloc.
8811 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
8812 Fix memory leak, free allocated memory.
8814 * prefix.c (translate_name): Call xstrdup, not save_string.
8815 (update_path): Likewise.
8817 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
8819 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
8820 Don't define. Callers of xfree/savestring2 changed to use
8821 free/concat instead.
8823 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
8824 (init_elim_table): Likewise.
8826 * resource.c (init_resource_info): Likewise.
8828 * stupid.c (stupid_life_analysis): Likewise.
8830 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
8831 (open_dump_file): Call concat, not xmalloc/strcpy/...
8832 (clean_dump_file): Likewise.
8833 (compile_file): Call xstrdup, not xmalloc/strcpy.
8835 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
8837 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
8838 * v850.c (v850_va_arg): New.
8840 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8842 * haifa-sched.c: Tidy comments.
8844 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8846 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
8847 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
8848 $(out_object_file)): Depend on ggc.h.
8849 * c-common.c: Include "ggc.h".
8850 (combine_strings): If doing GC, use ggc_alloc_string.
8851 * c-decl.c: Include "ggc.h".
8852 (ggc_p): Define with value 0.
8853 (mark_binding_level): New function.
8854 (init_decl_processing): Add GC roots.
8855 (mark_c_function_context): New function.
8856 (lang_mark_false_label_stack): New function.
8857 (lang_mark_tree): New function.
8858 (lang_cleanup_tree): New function.
8859 * c-lang.c: Include "ggc.h".
8860 (lang_init): Call c_parse_init.
8861 * c-lex.c: Include "ggc.h".
8862 (check_linenum): If doing GC, don't copy filenames to permanent
8864 * c-parse.in: Include "ggc.h".
8865 (c_parse_init): New function.
8866 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
8867 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
8869 * except.c (mark_eh_state): Mark more state.
8870 * function.c (mark_function_state): Likewise.
8871 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
8872 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
8873 * toplev.c (mark_file_stack): New function.
8874 (compile_file): If doing GC, use ggc_alloc_string on input filename.
8875 (main): Add root for input_file_stack.
8877 * i386.c: Include "ggc.h".
8878 (ix86_mark_machine_status): New function.
8879 (override_options): Set mark_machine_status.
8881 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8883 * tree.c (copy_node): Copy node contents also if doing GC.
8885 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8887 * collect2.c (scan_libraries): Fix double-thinko :-).
8889 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
8891 * collect2.c (scan_libraries): Fix thinko.
8893 * cse.c (delete_trivially_dead_insns): Do not skip the last
8894 insn if it is a real insn.
8896 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
8898 * Makefile.in (ggc-simple.o): Depend on hash.h.
8899 * ggc.h (ggc_add_tree_hash_table_root): Declare.
8900 (ggc_mark_tree_varray): Likewise.
8901 (ggc_mark_tree_hash_table): Likewise.
8902 * ggc-simple.c: Include hash.h.
8903 (ggc_mark_tree_hash_table_ptr): New function.
8904 (ggc_mark_tree_hash_table_entry): Likewise.
8905 (ggc_mark_tree_hash_table): Likewise.
8906 (ggc_add_tree_hash_table_root): Likewise.
8907 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
8908 rtx, when defining fields.
8910 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8912 * profile.c (output_func_start_profiler): Remove apparently
8913 nonsensical call to start_sequence.
8915 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
8917 * clipper/clipper.c (clipper_va_start): Fix typos.
8919 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
8920 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
8921 (spur_va_arg): New stub.
8923 * configure.in: Comment out pyramid.
8925 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
8927 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
8928 don't conflict with the bits that win32, cygwin, and dgux
8931 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
8932 Bernd Schmidt <bernds@cygnus.co.uk>
8934 * integrate.c (function_cannot_inline_p): Do not inline
8935 functions with forced labels.
8937 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
8938 Bernd Schmidt <bernds@cygnus.co.uk>
8939 Mark Mitchell <mark@codesourcery.com>
8941 * Makefile.in (ggc-simple.o): Depend on varray.h.
8942 (rtl.o): Depend on ggc.h.
8943 (genattrtab.o): Depend on ggc.h.
8944 (print-tree.o): Likewise.
8945 (fold-const.o): Likewise.
8946 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
8947 (make_insn_raw): Don't cache insns when GC'ing.
8948 (emit_insn_before): Likewise.
8949 (emit_insn_after): Likewise.
8950 (emit_insn): Likewise.
8951 (start_sequence): Use xmalloc to allocate the sequence_stack.
8952 (end_sequence): Add free to free it.
8953 (gen_sequence): Don't cache insns when GC'ing.
8954 (clear_emit_caches): Don't use sequence_element_free_list.
8955 (init_emit): Use xcalloc, not xmalloc+bzero.
8956 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
8957 * function.c (pop_function_context_from): Use free to free the
8958 fixup_var_refs_queue.
8959 (put_reg_into_stack): Allocate it with xmalloc.
8960 * genattrtab.c: Include ggc.h.
8961 (operate_exp): Don't use obstack_free when GC'ing.
8962 (simplify_cond): Likewise.
8963 (simplify_text_exp): Likewise.
8964 (optimize_attrs): Likewise.
8965 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
8967 (gencode): Generate a #include for ggc.h.
8968 * ggc-callbacks.c (ggc_p): Define it to zero.
8969 * ggc-none.c (ggc_p): Likewise.
8970 * ggc-simple.c: Include varray.h.
8971 (ggc_mark_tree_varray): New function.
8972 (ggc_add_tree_varray_root): Likewise.
8973 (ggc_mark_tree_varray_ptr): Likewise.
8974 * ggc.h (ggc_p): Declare.
8975 (varray_head_tag): Likewise.
8976 (ggc_add_tree_varray_root): Declare.
8977 * print-tree.c (print_node): Don't check for TREE_PERMANENT
8978 inconsistencies when GC'ing.
8979 * rtl.c: Include ggc.h.
8980 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
8981 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
8982 (rtx_free): Don't call obstack_free when GC'ing.
8983 * toplev.c (rest_of_compilation): Call ggc_collect after every
8985 * tree.c (push_obstacks): Do nothing, if GC'ing.
8986 (pop_obstacks_nochange): Likewise.
8987 (pop_obstacks): Likewise.
8988 (make_node): Use ggc_alloc_tree when GC'ing.
8989 (copy_node): Likewise.
8990 (get_identifier): Use ggc_alloc_string when GC'ing.
8991 (build_string): Likewise.
8992 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
8993 (tree_cons): Likewise.
8995 (type_hash_canon): Don't call obstack_free when GC'ing.
8997 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
8999 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
9000 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
9002 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
9003 Bernd Schmidt <bernds@cygnus.co.uk>
9004 Mark Mitchell <mark@codesourcery.com>
9006 * Makefile.in (stor-layout.o): Depend on ggc.h.
9007 (expr.o): Depend on ggc.h.
9008 (profile.o): Depend on ggc.h.
9009 (stor-layout.o): Depend on ggc.h.
9010 * emit-rtl.c (init_emit_once): Add gc roots.
9011 * expr.c: Include ggc.h.
9012 (emit_block_move): Add gc roots.
9013 (clear_storage): Likewise.
9014 * expr.h (init_stor_layout_once): New function.
9015 * profile.c: Include ggc.h.
9016 (init_arc_profiler): profiler_label is a root.
9017 * scan.c (make_sstring_space): Trust xrealloc to function
9018 correctly with first parameter NULL.
9019 * stor-layout.c: Include ggc.h.
9020 (set_sizetype): Add gc root.
9021 (init_stor_layout_once): New function.
9022 * toplev.c (compile_file): Call it.
9024 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
9025 Bernd Schmidt <bernds@cygnus.co.uk>
9026 Mark Mitchell <mark@codesourcery.com>
9028 * Makefile.in (tree.o): Depend on ggc.h.
9029 (varasm.o): Likewise.
9030 (function.o): Likewise.
9032 (except.o): Likewise.
9033 (optabs.o): Likewise.
9034 (emit-rtl.o): Likewise.
9035 * emit-rtl.c: Include ggc.h.
9036 (sequence_element_free_list): Remove, and all references.
9037 (mark_sequence): New functions.
9038 (mark_emit_state): New function.
9039 * except.c: Include ggc.h.
9040 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
9041 (mark_tree_label_node): New functions.
9042 (mark_eh_state): New function.
9043 * function.c: Include ggc.h.
9044 (mark_temp_slot, mark_function_chain): New functions.
9045 (mark_function_state): New function.
9046 (init_function_once): New function.
9047 * function.h (init_function_once): New function.
9048 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
9049 * ggc.h (label_node): Declare.
9050 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
9051 (lang_mark_false_label_stack): New function.
9052 (mark_temp_slot): Remove declaration.
9053 (mark_function_chain): Likewise.
9054 (mark_eh_state): Adjust prototype.
9055 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
9057 * optabs.c: Include ggc.h.
9058 (mark_optab): New function.
9059 (init_optabs): Add gc roots.
9060 * stmt.c: Include ggc.h.
9061 (mark_cond_nesting, mark_loop_nesting): New functions.
9062 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
9063 (mark_stmt_state): New function.
9064 * toplev.c (compile_file): Call init_function_once.
9065 * tree.c: Include ggc.h.
9066 (type_hash): Move declaration earlier in file.
9067 (TYPE_HASH_SIZE, type_hash_table): Likewise.
9068 (init_obstacks): Add gc roots.
9069 (mark_type_hash): New function.
9070 * varasm.c: Include ggc.h.
9071 (mark_pool_constant): New function.
9072 (mark_varasm_state): New function.
9074 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9076 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
9078 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9080 * c-decl.c (struct language_function): Renamed from struct c_function.
9082 (c_function_chain): Delete.
9083 (push_c_function_context): New arg F. Don't warn about nested
9084 functions here. Fill LANGUAGE elt of F. Delete code to update
9085 c_function_chain. Don't call push_function_context.
9086 (pop_c_function_context): New arg F. Restore from there instead of
9087 from c_function_chain. Don't call pop_function_context. Clear out
9088 LANGUAGE field of F when done.
9089 * c-lang.c: Include "function.h"
9090 (lang_init): Initialize save_lang_status and restore_lang_status.
9091 * c-parse.in (nested_function, nested_function_notype): Warn about
9092 nested functions. Call push_function_context/pop_function_context
9093 instead of the _c_ variants.
9094 * c-tree.h (push_c_function_context, pop_c_function_context): Update
9096 * Makefile.in (c-lang.o): Update dependencies.
9098 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
9099 regno_pointer_flag, regno_pointer_align.
9100 (gen_reg_rtx): Use xrealloc to enlarge them.
9101 (free_emit_status): New function.
9102 * function.c (mark_machine_status, mark_lang_status): New variables.
9103 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
9104 in some bits from assign_stack_local. All callers changed to use new
9106 (assign_stack_local): Just call assign_stack_local_1.
9107 (free_after_compilation): New function.
9108 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
9109 (trampoline_address): Likewise.
9110 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
9111 (prepare_function_start): Explicitly clear some more variables.
9112 * function.h (struct function): New elt can_garbage_collect.
9113 (mark_machine_status, mark_lang_status): Declare variables.
9114 (free_after_compilation, free_emit_status, free_varasm_status,
9115 init_varasm_status): Declare functions.
9116 * toplev.c (rest_of_compilation): Call free_after_compilation when
9117 done with the current function.
9118 * varasm.c (free_varasm_status): New function.
9120 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
9122 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
9123 (EXPAND_BUILTIN_VA_ARG): Define.
9124 * sparc.c (sparc_va_start): New.
9125 (sparc_va_arg): New.
9127 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9129 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
9131 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9133 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
9135 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
9137 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
9139 (ggc-callbacks.o): New target.
9140 * ggc-callbacks.c: New file.
9142 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9144 * expr.h: Collapse individual optab and libfunc vars to arrays.
9145 (optab_index, libfunc_index): New enumerations.
9146 (optab_table, libfunc_table): New arrays.
9147 Add accessor macros for both.
9149 * optabs.c (optab_table, libfunc_table): New.
9150 Delete declarations for individual optab and libfunc vars.
9152 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
9154 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
9156 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
9158 * Makefile.in (GGC, GGC_LIB): New.
9159 (HOST_RTL): Include ggc-none.o.
9160 (ggc-simple.o): New target.
9161 (ggc-none.o): Likewise.
9162 * tree.h (tree_common): Add gc_mark.
9163 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
9164 (struct rtvec_def): Add gc_mark.
9165 * emit-rtl.c (global_rtl): Update static initializers to contain
9166 enough initializers.
9167 * ggc.h, ggc-none.c, ggc-simple.c: New files.
9168 * toplev.c (gc_time): New variable.
9169 (all_time): New variable.
9170 (compile_file): Print gc time.
9171 (print_time): Calculate percentage of the whole.
9173 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9175 Change obstack memory management and varasm constant pool handling so
9176 that nested functions are treated like any other functions.
9177 * function.c (init_machine_status): New variable.
9178 (push_function_context_to): Set contains_functions for the outer
9179 function. Don't call save_varasm_status.
9180 (pop_function_context_from): Don't call restore_varasm_status. Don't
9181 set current_function_contains_functions.
9182 (prepare_function_start): Call init_varasm_status rather than
9183 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
9185 * function.h (struct function) Add field varasm. Delete fields
9186 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
9187 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
9188 (init_machine_status): Declare.
9189 (save_varasm_status, restore_varasm_status): Delete declarations.
9190 (save_tree_status, restore_tree_status): Delete last argument.
9191 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
9192 code. All callers changed.
9193 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
9194 save_constants_in_decl_trees, restore_constants, save_constants,
9195 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
9197 (inlining): New variable.
9198 (reg_map, label_map, insn_map, orig_asm_operands_vector,
9199 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
9201 (save_for_inline_nocopy): Don't save constants.
9202 Don't set inl_emit field in current_function.
9203 (expand_inline_function): Use emit field, not inl_emit, of the inlined
9204 function. Set new variable inlining before
9205 calling copy_rtx_and_substitute.
9206 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
9207 constant pool references if inlining is nonzero.
9208 Delete ADDRESS and (most of the) CONST cases.
9209 (output_inline_function): Save and restore current_function/
9210 current_function_decl. Delete restore_constants code. Don't call
9211 init_const_rtx_hash_table.
9212 * output.h (init_const_rtx_hash_table): Don't declare.
9213 * rtl.h (struct function): Declare.
9214 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
9215 * toplev.c (rest_of_compilation): Don't treat nested functions or
9216 functions containing them specially. Delete all code to deal with
9217 save_for_inline_copying.
9218 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
9219 inline_obstacks): Delete variables.
9220 (save_tree_status): Lose arg CONTEXT. All callers changed.
9221 Simply allocate a new function_maybepermanent_obstack for the new
9222 function, delete all the special cases.
9223 Don't save inline_obstacks.
9224 (restore_tree_status): Lose arg CONTEXT. All callers changed.
9225 Delete special handling for function_maybepermanent_obstack; simply
9227 Don't restore inline_obstacks.
9228 (permanent_allocation): Delete code that frees inline_obstacks.
9229 (print_inline_obstack_statistics): Delete function.
9230 (dump_tree_statistics): Don't call it.
9231 * varasm.c (struct varasm_status): New.
9232 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
9233 last_pool, pool_offset, const_double_chain): Delete global
9234 variables, replace with accessor macros.
9235 (immed_double_const): Don't walk const_double_chain outside a
9236 function, but don't treat nested functions specially anymore.
9237 (immed_real_const_1): Likewise.
9238 (clear_const_double_mem): Don't treat nested functions specially.
9239 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
9240 (save_varasm_status, restore_varasm_status): Delete functions.
9241 (init_varasm_status): New function.
9242 (force_const_mem): Don't treat nested functions specially.
9243 (find_pool_constant): Accept new arg F, search for constants in
9244 that function's pool rather than the current one. All callers
9246 (get_pool_constant_for_function, get_pool_mode_for_function): New
9249 * i386.c (init_386_machine_status): New function, mostly from
9250 clear_386_stack_locals.
9251 (struct machine_functions): Rename element names to avoid name
9253 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
9254 macros, replacing global variables.
9255 (clear_386_stack_locals, save_386_machine_status,
9256 restore_386_machine_status): Delete functions.
9257 (override_options): Initialize init_machine_status.
9258 * i386.h (INIT_EXPANDERS): Delete macro.
9259 (save_386_machine_status, restore_386_machine_status,
9260 clear_386_stack_locals): Delete declarations.
9262 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9264 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
9265 (doloop_begin): Simplify pattern and use emit_jump_insn.
9266 (doloop_end): Simplify pattern, switch operand order,
9267 and use emit_jump_insn.
9269 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9271 * function.h (struct function): Add new element LANGUAGE.
9272 (save_lang_status): Declare new variable.
9273 (restore_lang_status): Likewise.
9274 * function.c (save_lang_status): Define.
9275 (restore_lang_status): Likewise.
9276 (push_function_context_to): Call language-specific save function.
9277 (pop_function_context_from): Call language-specific restore function.
9279 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9281 * i386.md (movsf_1): Check REG_P before use of REGNO.
9282 (movdf_1): Likewise.
9283 (movxf_1): Likewise.
9284 (extendsfdf2): Likewise.
9285 (extendsfxf2): Likewise.
9286 (extenddfxf2): Likewise.
9288 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9290 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
9291 constants into memory.
9292 (c4x_shiftable_constant): New function.
9293 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
9294 (c4x_shiftable_constant): Declare.
9295 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
9296 ashlqi3_noclobber): Add new patterns and associated splitters.
9298 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
9300 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
9301 * dwarf2out.c (dwarf2out_frame_init): Likewise.
9302 * final.c (shorten_branches): Likewise.
9303 * global.c (global_alloc): Likewise.
9304 * haifa-sched.c (build_control_flow): Likewise.
9305 * stmt.c (check_for_full_enumeration_handling): Likewise.
9306 (estimate_case_costs): Likewise.
9308 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
9310 * rtl.h (RTL_CHECKC2): Fix typo in last change.
9312 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
9314 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
9315 (recompute_reg_usage): Likewise.
9316 * rtlanal.c (find_regno_fusage): Likewise.
9318 * rtl.c (rtl_check_failed_code1): New function.
9319 (rtl_check_failed_code2): New.
9320 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
9321 (RTL_CHECKC1, RTL_CHECKC2): New.
9322 (XC*): New accessor macros.
9323 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
9324 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
9325 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
9326 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
9327 (TRAP_*, RANGE_INFO_*): Likewise.
9329 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9331 * Makefile.in (tlink.o): Don't depend on toplev.h.
9333 * collect2.c (c_file, o_file, export_file, import_file, ldout,
9334 output_file, nm_file_name, ldd_file_name, strip_file_name,
9335 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
9336 add_prefix, prefix_from_env, prefix_from_string, do_wait,
9337 fork_execute, maybe_unlink, add_to_list,
9338 extract_init_priority, write_list, dump_list,
9339 dump_prefix_list, write_list_with_asm, write_c_file,
9340 write_c_file_stat, write_c_file_glob, scan_prog_file,
9341 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
9342 ignore_library, extract_string, notice, dump_file, target_machine,
9343 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
9344 read_file, print_load_command): Constify a char*.
9345 (fdopen, error, fatal, fatal_perror): Don't prototype.
9346 (my_strerror): Remove. All callers use xstrerror instead.
9347 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
9348 (main): Add prototype. Constify lots of char* ptrs. Change calls
9349 to xcalloc/strcpy/strcat/... to one call to concat.
9350 (main, scan_prog_file, scan_libraries): Use an intermediate
9351 `const char **' to build an argv array.
9352 (mapfile, libselect, libcompare, locatelib): Add prototypes.
9354 * collect2.h (collect_execute, collect_wait, dump_file,
9355 file_exists): Constify a char*.
9356 (ldout, c_file_name, temporary_obstack, permanent_obstack,
9357 temporary_firstobj, vflag, debug): Add extern declarations.
9358 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
9360 * tlink.c: Don't include toplev.h.
9361 (vflag, debug, ldout, c_file_name, temporary_obstack,
9362 permanent_obstack, temporary_firstobj): Don't declare.
9363 (tlink_execute, frob_extension, symbol_hash_lookup,
9364 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
9365 recompile_files, read_repo_files, demangle_new_symbols,
9366 scan_linker_output): Constify a char*.
9367 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
9368 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
9370 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
9372 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
9373 (relative) rather than jsr (absolute) subroutine call insns.
9374 * config/m68k/m68k-coff.h: Ditto.
9376 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
9378 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
9379 now rework these too.
9380 (arm_reorg): If an insn can't reach the end of the current pool,
9381 ensure that we emit that pool before the insn.
9383 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
9385 * tlink.c (scan_linker_output): Skip the initial underscore in
9386 a mangled name if appropriate.
9388 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9390 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9391 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
9392 error_with_ivar, gen_declarator, create_builtin_decl,
9393 my_build_string, generate_descriptor_table, generate_ivars_list,
9394 generate_dispatch_table, check_protocols, TAG_GETCLASS,
9395 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
9396 dump_base_name, lang_decode_option, build_encode_expr,
9397 start_class, finish_class, encode_pointer, really_start_method,
9398 gen_declaration, dump_interface, handle_class_ref, handle_impent):
9400 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
9401 Add static prototypes.
9402 (build_objc_string_decl, build_selector_reference_decl,
9403 encode_bitfield, build_class_reference_decl): Remove unused
9404 parameter, all callers changed.
9405 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
9406 (objc_printable_name): Likewise. Change second parameter to type int.
9407 (init_objc): Use memcpy, not bcopy, to avoid casts.
9409 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
9411 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
9412 reg notes on a deleted insn.
9413 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
9415 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
9417 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
9419 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9421 * stmt.c (expand_asm_operands): Fix index into inout_mode when
9424 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
9426 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
9427 * tm.texi (MD_ASM_CLOBBERS): Document it.
9429 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
9431 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
9432 * except.c (expand_rethrow): Remove unused variable.
9433 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
9434 * flow.c (replace_insns): Likewise.
9435 (create_edge_list, verify_edge_list): Likewise.
9436 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
9438 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
9439 is special code to run.
9440 (main): Don't define operands to emit_operand.
9441 * genrecog.c (main): Don't emit an empty peephole2_insn function.
9443 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
9445 * alpha/alpha.h (normal_memory_operand): Declare.
9446 (reg_no_subreg_operand): Declare.
9447 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
9449 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
9451 * c-parse.in (compstmt_primary_start): New, broken out of first
9452 part of compstmt handling in primary.
9453 (primary): Use it. Add an error clause.
9454 (compstmt_nostart): Renamed from compstmt; remove all
9455 initial invocations of compstmt_start.
9458 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
9460 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
9463 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
9465 * combine.c (simplify_shift_const): Remove extra semicolon.
9466 * dwarf2out.c (remove_AT): Likewise.
9467 * expmed.c (expand_mult): Likewise.
9468 * gcov.c (create_program_flow_graph): Likewise.
9469 * reorg.c (mostly_true_jump): Likewise.
9471 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
9473 * fold-const.c (fold_range_test): Do not try to fold the range
9474 test if the rhs or lhs has side effects.
9476 * combine.c (simplify_rtx): Recognize another case of a synthesized
9479 * varasm.c (mark_constant_pool): When marking indirect references,
9480 only look at SYMBOL_REFs.
9482 * except.c (expand_fixup_region_end): Do not peek at
9483 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
9485 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
9487 * flags.h: New variables align_loops, align_loops_log,
9488 align_jumps, align_jumps_log, align_labels, align_labels_log,
9489 align_functions, align_functions_log.
9490 * toplev.c: Define them.
9491 (f_options): Handle -falign-* when they have no argument.
9492 (main): Add logic to set variables for -falign-functions,
9493 -falign-jumps, -falign-labels, -falign-loops.
9494 Make it -fsched-verbose=<n> and -finline-limit=<n>.
9495 (display_help): Change help to match options.
9496 * final.c (LABEL_ALIGN): Default to align_labels_log.
9497 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
9498 (LOOP_ALIGN): Default to align_loops_log.
9499 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
9500 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
9501 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
9502 * varasm.c (assemble_start_function): Handle align_functions.
9504 * config/sparc/sparc.h: Don't declare sparc_align_*.
9505 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
9506 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
9508 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
9510 * config/sparc/sparc.c: Delete sparc_align_loops,
9511 sparc_align_jumps, sparc_align_funcs and the corresponding string
9513 (sparc_override_options): Default align_functions on ultrasparc.
9514 Delete -malign-* handling.
9516 * config/mips/mips.c (override_options): On 64-bit targets,
9517 try to align code to 64-bit boundaries.
9518 (print_operand): New substitution, %~,
9519 which aligns labels to align_labels_log.
9520 * config/mips/mips.md (div_trap_normal): Use %~.
9521 (div_trap_mips16): Likewise.
9526 (ashldi3_internal): Likewise.
9527 (ashrdi3_internal): Likewise.
9528 (lshrdi3_internal): Likewise.
9529 (casesi_internal): Likewise.
9531 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
9533 Merge new ia32 backend from the branch!
9535 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
9536 See ChangeLog.P2 on new_ia32_branch for details.
9538 * rtl.h (stack_regs_mentioned_p): Delete prototype.
9539 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
9540 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9541 * i386/gas.h (ASM_FILE_START): Define.
9542 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
9543 for name change of ix86_valid_decl_attribute_p.
9544 (i386_pe_valid_type_attribute_p): Similarly.
9546 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
9548 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
9549 to step through CC modes.
9551 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9553 * regmove.c (fixup_match_1): Don't move INSN in front of P if
9554 it would end up in the shadow of a live flags regsiter.
9556 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9558 * reload1.c: Fix many indentation problems.
9559 * reload.c: Likewise.
9561 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
9563 * alias.c (non_local_reference_p): Constify fmt.
9565 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
9567 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
9569 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
9571 * cse.c (delete_trivially_dead_insns): Do not delete stores to
9572 the internal_arg_pointer.
9574 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
9576 Merge peephole2 from new_ia32_branch:
9577 * Makefile.in (STAGESTUFF): Add *.peephole2.
9578 (mostlyclean): Likewise.
9579 (recog.o): Depend on resource.h.
9581 * final.c (peephole): Conditionalize decl on HAVE_peephole.
9582 (final_scan_insn): Likewise for the invocation of peephole.
9583 * genconfig.c (main): Look for peephole and peephole2 patterns.
9584 Emit HAVE_peephole* accordingly.
9585 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
9586 * flags.h (flag_peephole2): Declare.
9587 * toplev.c: New pass peephole2. New flag -fpeephole2.
9589 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
9590 * gencodes.c (main): Likewise.
9591 * genextract.c (main): Likewise.
9592 * genoutput.c (main): Likewise.
9593 * genemit.c (max_operand_1): Look for the max scratch operand.
9594 (gen_rtx_scratch): New.
9595 (gen_exp): Use it, and pass on new arg subroutine_type.
9596 (gen_expand): Take max scratch into account.
9597 (gen_split): Emit peephole2 functions.
9598 (output_peephole2_scratch): New.
9599 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
9600 * genrecog.c (routine_type): Add PEEPHOLE2.
9602 (make_insn_sequence): Match outer parallel for peep2. Discard
9603 top level scratches and dups.
9604 (add_to_sequence): New args insn_type and top. Update all callers.
9605 Handle toplevel peep2 matching insns.
9606 (write_subroutine): Handle peep2.
9607 (write_tree_1): Likewise.
9608 (write_tree): Likewise.
9610 (change_state): New arg afterward. Update all callers.
9611 Handle matching separate insns.
9612 * recog.c (recog_next_insn): New.
9613 (peephole2_optimize): New.
9614 * rtl.def (DEFINE_PEEPHOLE2): New.
9615 * resource.c (find_free_register): New argument last_insn. Use it
9616 to find a register available through the entire span.
9617 * resource.h (find_free_register): Update prototype.
9619 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
9621 * i386.c (output_strlen_unroll): Don't write xops[7]
9622 label if it wasn't set.
9624 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
9626 * cpplib.c (struct directive): Const-ify name pointer and
9627 function pointer prototype.
9628 (validate_else, do_define, do_line, do_include, do_undef,
9629 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
9630 do_elif, do_endif, do_sccs, do_assert, do_unassert,
9631 do_warning): Const-ify second arg.
9632 (directive_table): Mark const. Reorder entries by frequency
9633 of usage, record statistics.
9635 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
9637 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
9638 bounds- check RTL accesses if --enable-checking.
9639 (RTVEC_ELT): Bounds check if --enable-checking.
9640 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
9641 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
9642 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
9644 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9645 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
9647 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
9648 (NOTE_SOURCE_FILE): Use X0STR.
9649 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
9650 MEM_ALIAS_SET): Use X0INT.
9651 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
9652 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
9654 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
9655 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
9656 (rtl_check_failed_bounds, rtl_check_failed_type1,
9657 rtl_check_failed_type2, rtvec_check_failed_bounds): New
9659 (fancy_abort): Fix comment.
9661 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
9662 (cse_insn): Decrement LABEL_NUSES for jump target before
9664 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
9665 * final.c (alter_subreg): Compute regno before changing x to
9666 REG; set REGNO(x) after changing it.
9667 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
9668 notes containing CONST_INTs.
9669 (delete_eh_regions): Use NOTE_EH_HANDLER.
9670 * function.c (put_reg_into_stack): Make reg a MEM before
9672 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
9674 (gen_mem_addressof): Make reg a MEM before initializing it.
9675 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
9677 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
9678 deleting an insn, not after.
9679 (block_alloc): Only look at PATTERN(insn) if we have to, and
9680 only if it's format class 'i'.
9681 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
9682 CONST_INT before using its INTVAL.
9683 * print-rtl.c (print_rtx): Use X0STR.
9684 * regmove.c (fixup_match_1): Don't look at PATTERN of
9685 non-class-'i' insn chain elements.
9686 * reload.c (loc_mentioned_in_p): Take address of
9687 in->fld[1].rtx directly.
9688 * reload1.c (reload): Change reg to a MEM before initializing
9690 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
9692 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
9694 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
9696 * config/mips/mips.c (machine_dependent_reorg): Force a
9697 barrier to output the local constant pool if a barrier hasn't
9698 been found at a natural point in the instruction stream.
9700 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9702 * c-parse.in (language_string): Constify.
9704 * dwarf2out.c (language_string): Remove declaration.
9706 * dwarfout.c (language_string): Likewise.
9708 * toplev.c (language_string, init_parse, finish_parse): Likewise.
9710 * tree.h (language_string, init_parse, finish_parse): Declare.
9712 * i386/sun386.h (language_string): Remove declaration.
9714 * mips.h (language_string): Likewise.
9716 * nextstep.h (language_string): Likewise.
9718 * nextstep21.h (language_string): Likewise.
9720 * rs6000.c (language_string): Likewise.
9722 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9724 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
9725 (getpwd.o): Remove target.
9727 * getpwd.c: Delete file. Its in libiberty now.
9729 * dbxout.c (getpwd): Don't prototype.
9730 * dwarf2out.c (getpwd): Likewise
9731 * dwarfout.c (getpwd): Likewise
9732 * final.c (getpwd): Likewise.
9733 * protoize.c (getpwd): Likewise.
9735 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9737 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
9739 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
9741 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
9744 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
9746 * fixinc/Makefile.in (subdir): New.
9747 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
9750 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
9752 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
9753 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
9756 * invoke.texi: Fix typo.
9758 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
9759 changed. Handle autoincrement addressing modes.
9761 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
9762 just like we would the virtual incoming args register when
9765 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
9767 * rs6000.h (ASM_FILE_START): Specify complete filename, including
9768 path, in .file directive.
9770 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
9772 * gcc.texi (External Bugs): Remove obsolete note about Perl on
9775 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
9777 * stdbool.h: Make the typedef name _Bool, with bool a #defined
9780 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9782 * tree.c (tree_code_name): Constify a char*.
9784 * tree.h (tree_code_name, decl_printable_name): Likewise.
9786 * function.h (struct function): Likewise.
9788 * toplev.c (decl_name, decl_printable_name): Likewise.
9790 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
9792 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
9793 (init_objc): Remove function pointer cast.
9795 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
9797 * pa.md (interspace_jump): New pattern.
9798 (builtin_longjmp): New expander.
9800 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
9802 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
9803 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
9804 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
9806 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
9808 * jump.c (delete_prior_computation): Also check calls
9809 to constant functions. Don't bother checking for a
9810 REG_UNUSED note before adding it.
9811 (delete_computation): Handle multi-word hard registers
9812 when synthesizing missing REG_DEAD notes for a register
9813 which is both set and used by an insn.
9815 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9817 * loop.c (this_loop_info): New variable.
9818 (loop_has_call, loop_has_volatile, loop_has_tablejump,
9819 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
9821 (prescan_loop, strength_reduce): New argument loop_info. All callers
9823 (scan_loop): New variable loop_info, initialise to address of
9825 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
9826 Delete variable loop_has_multiple_exit targets and replace with
9827 field in this_loop_info.
9828 (find_and_verify_loops): Rename this_loop to this_loop_num.
9829 (strength_reduce): Delete loop_iteration_info. Replace variable
9830 loop_info with function argument of same name.
9831 (insert_bct): Rework test for loop being completely unrolled.
9833 * loop.h (struct loop_info): New fields num, loops_enclosed,
9834 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
9835 has_indirect_jump, and cont. Redefine use of unroll_number.
9836 (loop_unroll_number): Delete.
9838 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
9840 (loop_iterations): Delete variable vtop and instead use
9841 loop_info->vtop computed in prescan_loop.
9843 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
9845 * fix-header.c (main): Do not pass a null pointer to strcmp.
9847 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
9849 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
9851 * configure: Rebuilt.
9853 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
9855 * jump.c (jump_optimize_1): Do not delete assignments to
9856 internal_arg_pointer.
9857 * cse.c (delete_trivially_dead_insns): Always consider a set of
9858 the internal_arg_pointer live.
9860 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
9862 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
9863 (update_life_info) [REG_WAS_0]: Search the original insns rather
9864 than the new insns for the note. Fix typos finding note_dest.
9865 If no dest found, discard the note rather than abort.
9866 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
9867 (replace_insns): Remove the old insn list after update_life_info
9870 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
9872 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
9874 (sched_analyze_1): Let add_dependence care for not adding dups.
9875 (sched_analyze_2): Likewise.
9876 (add_branch_dependences): Likewise.
9878 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
9880 * i386/winnt.c (export_list): New type.
9881 (exports_head): Rename to
9882 (export_head): this.
9883 (i386_pe_record_exported_symbol): Add is_data flag.
9884 (i386_pe_asm_file_end): Emit directive for exported variables.
9885 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
9887 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
9888 (ASM_DECLARE_OBJECT_NAME): Likewise.
9889 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9890 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9892 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
9894 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
9896 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
9899 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
9901 * config/openbsd.h: Define SET_ASM_OP.
9902 * tm.texi: cross-reference SET_ASM_OP in the index.
9904 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
9906 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
9907 for a CONST_DOUBLE, at compile time. Initialize rtx_length
9908 and class_narrowest_mode at compile time. Kill init_rtl.
9909 Mark rtx_length, mode_class, mode_size, mode_unit_size,
9910 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
9911 rtx_format as const. Kill all references to EXTRA_CC_MODES or
9913 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
9915 * rtl.h: Declare rtx_length and rtx_format as const.
9916 * machmode.def: Define CC(). Use CC() to define CCmode. If
9917 EXTRA_CC_MODES is defined, expand it here.
9918 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
9919 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
9920 const. Kill all references to EXTRA_CC_MODES.
9922 * toplev.c: Don't prototype or call init_rtl.
9923 * optabs.c: Don't call init_mov_optab.
9924 * genemit.c: Don't generate init_mov_optab. Don't call
9926 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
9928 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
9929 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
9930 genrecog.c: Don't call init_rtl.
9932 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
9933 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
9934 definition of EXTRA_CC_MODES.
9936 * md.texi: Kill ref to EXTRA_CC_NAMES.
9937 * tm.texi: Document new way to define EXTRA_CC_MODES.
9939 * genrecog.c: Do not look up the name of a define_split.
9942 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
9944 * config/v850/v850.md: Fix typo introduced by previous delta.
9946 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9948 * gcc.c (fatal): Make definition static to match prototype.
9950 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9952 * combine.c (get_last_value): Don't look for earlier sets if the last
9953 known set is somewhere in between the insns being combined.
9955 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
9957 * configure.in: Don't use shell ! to negate exit codes
9958 * configure: Regenerate
9960 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
9962 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
9963 the fact that ALIGN is measured in bits, not bytes.
9965 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
9967 * errors.c: New file; defines functions error, warning, and
9968 fatal, variables have_error and progname.
9969 * errors.h: New file; prototypes and decls for stuff in errors.c.
9971 * Makefile: Add rules to build errors.o and
9972 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
9973 genopinit, genrecog, genextract, genpeep, genattr, and
9974 genoutput with errors.o. Add errors.h to deps of genconfig.o,
9975 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
9976 genpeep.o, genattr.o, and genoutput.o.
9978 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
9979 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
9980 define or prototype fatal. Set progname at beginning of main.
9981 * genoutput.c: Likewise, and don't define or prototype error
9984 * c-typeck.c (c_expand_start_case): Return immediately if exp
9986 * fold-const.c (operand_equal_p): Return immediately if arg1
9987 or arg0 are ERROR_MARKs.
9988 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
9989 fields of type ERROR_MARK when calculating if the record can
9992 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
9993 with much help from Jeffrey A Law and Richard Henderson
9995 * i386.md: In the 6 insns which call output_fix_trunc,
9996 earlyclobber operands[0].
9998 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
10000 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
10001 creating new registers.
10003 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
10005 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
10006 i386_reg_alloc_order, i386_regparm_string,
10007 i386_align_loops_string, i386_align_jumps_string,
10008 i386_align_funcs_string, i386_preferred_stack_boundary_string,
10009 and i386_branch_cost_string as type "const char *".
10010 * i386.c: Define all above strings as type "const char *".
10012 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
10014 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
10015 when emitting alignment padding. Emit padding byte of 0 instead of 4.
10017 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
10019 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
10020 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
10022 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
10024 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
10025 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
10026 (dwarf2out_line, dwarf2out_finish): Likewise.
10027 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
10029 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
10031 * tree.c (lang_unsave_expr_now) : Correct return type.
10032 * tree.h (lang_unsave_expr_now) : Same.
10034 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
10036 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
10037 instead of duplicating code.
10039 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10041 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
10043 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
10045 * tree.h: fancy_abort always takes three args.
10046 * resource.c: Move include of system.h before toplev.h.
10048 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
10050 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
10053 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
10055 * system.h: Don't redefine abort or trim_filename.
10056 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
10057 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
10058 whether or not __FUNCTION__ is available.
10059 * tree.h: Duplicate rtl.h's definition of abort, for files
10060 that don't include rtl.h. Delete all code to perform type
10061 checking with a compiler other than GCC.
10062 * varray.h: Delete all code to perform type checking with a
10063 compiler other than GCC. Make VARRAY_CHECK() always evaluate
10064 its arguments exactly once, using a statement expression.
10065 Adjust the VARRAY_<type> accessor macros to match.
10066 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
10067 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
10068 caller's location. Define fatal_insn and fatal_insn_not_found
10069 as macros that use _fatal_insn and _fatal_insn_not_found.
10070 (fancy_abort, trim_filename): Kill prototypes.
10072 * rtl.c (trim_filename): Move here from toplev.c.
10073 (fancy_abort): New function.
10074 (DIR_SEPARATOR): Provide default definition.
10075 * tree.c (tree_check_failed, tree_class_check_failed): Go
10076 through fancy_abort.
10077 (tree_check, tree_class_check, cst_or_constructor_check,
10078 expr_check): Delete.
10079 * varray.c (varray_check_failed): New function.
10080 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
10081 _fatal_insn and _fatal_insn_not_found. Go through
10083 (trim_filename, fancy_abort): Delete.
10085 * builtins.c (expand_builtin_args_info): Report ICE with abort.
10086 * except.c (start_catch_handler): Report ICE with error/abort
10088 * final.c (output_operand_lossage): Likewise.
10089 * flow.c (verify_flow_info): Likewise.
10091 * gcc.c: Prototype fatal.
10092 * gengenrtl.c: Undef abort after including rtl.h not system.h.
10093 * genattr.c, genattrtab.c, genemit.c, genextract.c,
10094 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
10095 Don't define fancy_abort.
10097 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
10099 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
10102 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
10104 * m88k.h (VERSION_INFO2): Kill.
10105 (VERSION_STRING): Kill.
10107 (VERSION_INFO1): Tidy.
10108 (TARGET_VERSION): Update.
10109 * m88k/dgux.h (VERSION_INFO2): Kill.
10110 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
10111 * m88k/luna.h (VERSION_INFO1): Tidy.
10112 * m88k/sysv4.h (VERSION_INFO1): Likewise.
10113 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
10114 (output_file_start): Adjust for death of VERSION_STRING.
10116 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
10118 * cpplib.c (detect_if_not_defined): New function.
10119 (do_if): Use it to detect potential once-only headers.
10121 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
10123 * c-common.c (combine_strings): Always set TREE_CONSTANT.
10125 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10127 * combine.c (nonzero_bits) : Allow single-ly set registers to be
10128 anywere in the function only if they are pseudos and set before
10129 being used (not live at the start of the function).
10130 (num_sign_bit_copies) : Same.
10131 (get_last_value_validate) : Same.
10132 (get_last_value) : Same.
10134 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
10136 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
10137 where N and M are constant and N is an integer multiple of M.
10139 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10141 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
10142 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
10143 sbitmap_union_of_preds): Add prototypes.
10144 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
10145 the intersection of successors with the new flow graph structures.
10146 (sbitmap_intersection_of_preds): New function to compute the
10147 intersection of predecessors with the new flow graph structures.
10148 (sbitmap_union_of_succs): New function to compute the union of
10149 successors with the new flow graph structures.
10150 (sbitmap_union_of_preds): New function to compute the union of
10151 predecessors with the new flow graph structures.
10152 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
10153 (expr_reaches_here_p): Use edge and basic_block structures instead
10154 of s_preds and s_succs.
10155 (compute_cprop_avinout): Use new sbitmap routines.
10156 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
10157 of s_preds and s_succs.
10158 * flow.c (compute_flow_dominators): Compute dominators using
10159 edges and basic blocks instead of s_preds and s_succs.
10161 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10163 * lists.c (unused_insn_list, unused_expr_list): New file for
10164 maintaining various types of lists. New statics for maintaining a
10165 cache of available INSN_LIST and EXPR_LIST nodes.
10166 (free_list): Static function for freeing a list of INSN/EXPR nodes.
10167 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
10168 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
10169 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
10170 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
10171 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
10172 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
10173 (free_INSN_LIST_node): Free an individual INSN_LIST node.
10174 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
10175 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
10176 (remove_dependence, free_pending_lists): Use new global routines.
10177 (flush_pending_lists, sched_analyze_insn): Use new global routines.
10178 (sched_analyze, compute_block_backward_dependences): Use new routines.
10179 (sched_analyze_1, sched_analyze_2): Use new routines.
10180 (schedule_insns): Use new global routines.
10181 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
10183 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
10184 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
10186 * toplev.c (rest_of_compilation): Initialize node cache.
10187 * Makefile.in (OBJS): Add lists.o to list of object files.
10188 (lists.o): Add dependancies.
10190 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
10192 * config/v850/v850.md: Fix compile time warning messages.
10193 * config/v850/v850.c: Fix compile time warning messages.
10194 * config/v850/v850.h: Fix compile time warning messages.
10196 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10198 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
10199 Remove unused prototype for `init_lengths'.
10201 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10203 * calls.c (emit_call_1): Mark parameter `stack_size' with
10205 (expand_call): Initialize variable `insn'.
10206 (emit_library_call): Likewise for variable `high_to_save'.
10207 (emit_library_call_value): Likewise.
10208 (store_one_arg): Likewise for variables `lower_bound' and
10211 * combine.c (try_combine): Likewise for variables `i2_code_number'
10212 and `other_code_number'.
10213 (find_split_point): Likewise for variables `pos', `unsignedp' and
10215 (simplify_if_then_else): Likewise for variables `op' and `c1'.
10216 (simplify_and_const_int): Remove unused variable `width'.
10217 (merge_outer_ops): Likewise.
10219 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
10220 HOST_WIDE_INT' when comparing against one.
10221 (simplify_relational_operation): Likewise.
10222 (cse_insn): Initialize variables `src_eqv_volatile',
10223 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
10225 * final.c (init_final): Constify parameter `filename'.
10226 (final_start_function): Mark parameter `optimize' with
10228 (profile_function): Likewise for parameters `first' and `optimize'.
10229 (output_source_line): Likewise for parameter `file'.
10231 * integrate.c (subst_constants): Cast a value to `size_t' when
10232 comparing against one.
10233 (mark_stores): Initialize variable `mode'. Cast a value to
10234 `size_t' when comparing against one.
10236 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
10238 * loop.c (move_movables): Initialize variable `first'.
10239 (strength_reduce): Likewise for variable `increment'.
10240 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
10241 value to `size_t' when comparing against one.
10242 (load_mems): Initialize variable `end_label'.
10244 * output.h (init_final): Constify parameter.
10246 * reload.c (decompose): Initialize variable `base'.
10248 * reload1.c (reload): Likewise for variable `is_scalar'.
10249 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
10250 (choose_reload_regs): Initialize variable `mode'.
10251 (emit_reload_insns): Likewise for variable `store_insn'.
10252 (reload_cse_noop_set_p): Mark parameter `insn' with
10254 (reload_combine): Initialize variable `set'.
10256 * unroll.c (unroll_loop): Likewise for variable `local_label'.
10257 (copy_loop_body): Cast a value to `size_t' when comparing against
10260 * varasm.c (assemble_variable): Initialize variable `size_tree'.
10261 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
10262 (remove_from_pending_weak_list): Mark parameter `name' with
10265 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10267 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
10270 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
10272 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
10273 (ASM_DECLARE_FUNCTION_NAME): Define.
10274 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
10275 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
10276 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
10277 not already defined.
10279 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10281 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
10282 of n_popped when call/call_value are not defined.
10284 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
10286 * tm.texi: GNU CC -> GCC conversion.
10287 (CC1_SPEC): Indicate it is used for all language front ends.
10289 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
10291 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
10292 NOTE_INSN_EH_REGION_END correctly.
10294 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10295 Jeff Law <law@cygnus.com>
10297 * loop.c (strength_reduce): Automatically unroll loops if the
10298 unrolled loop size is smaller than the rolled loop size.
10300 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
10301 and delete comment that code should be rewritten.
10303 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
10305 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
10308 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
10310 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10312 * fixinc/mkfixinc.sh: Don't fix uwin headers.
10313 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
10314 (LINK_SPEC): Add -u _main when building executables.
10315 (ASM_DECLARE_FUNCTION): Update from Cygwin.
10316 (ASM_FILE_END): Use the default for ix86-pe.
10317 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
10319 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
10321 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
10322 and ASM_CLOSE_PAREN are empty strings.
10324 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
10325 Geoffrey Keating <geoffk@cygnus.com>
10327 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
10328 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
10329 (unprotoize.o): Ditto.
10330 (test-protoize-simple): Don't define STD_PROTO_DIR.
10331 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
10332 changes to make 'test-protoize-simple' pass.
10333 (STD_PROTO_DIR): Remove define.
10334 (STANDARD_EXEC_PREFIX): Supply default define.
10335 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
10336 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
10337 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
10338 (GET_ENV_PATH_LIST): New macro.
10339 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
10340 (do_processing): Initialize default_syscalls_dir using new
10341 macros. Use it to initialize syscalls_absolute_filename.
10343 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
10345 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
10346 B into a register before emit_conditional_move.
10348 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
10350 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
10351 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
10352 multiplicand out of (+ (* a b) (* c d)).
10354 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
10355 Richard Henderson <rth@cygnus.com>
10357 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
10358 (new_insn_dead_notes): Likewise.
10359 (update_n_sets): Likewise.
10360 (update_flow_info): Move to flow.c, renamed to update_life_info;
10361 extend to handle multiple source insns.
10362 * flow.c: Include resource.h
10363 (unlink_insn_chain): New.
10364 (split_hard_reg_notes): New.
10365 (maybe_add_dead_note): New.
10366 (maybe_add_dead_note_use): New.
10367 (find_insn_with_note): New.
10368 (new_insn_dead_notes): New.
10369 (update_n_sets): New.
10370 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
10371 (maybe_remove_dead_notes): New.
10372 (update_life_info): New.
10373 (prepend_reg_notes): New.
10374 (replace_insns): New.
10375 * output.h (update_life_info): Declare.
10376 * recog.c (split_block_insns): Use update_life_info.
10377 * resource.c (find_free_register): Use reg_alloc_order, don't use
10378 fixed regs, make sure the mode is supported, don't use new regs.
10380 * rtl.h (replace_insns): Declare.
10382 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
10384 * expr.c (expand_expr): Cope with COND_EXPRs with one
10385 non-returning branch.
10387 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
10389 * expr.c (store_expr): Always pass down the target, even when not
10392 1999-08-24 Nick Clifton <nickc@cygnus.com>
10394 * configure.in: Define target_cpu_default for v850 targets.
10395 * configure: Regenerate
10397 * config/v850/v850.h (TARGET_CPU_generic): Define.
10398 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
10399 addresses are 4 byte aligned.
10401 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
10404 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10406 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
10407 (main): Add prototypes.
10409 * genattrtab.c (substitute_address, write_const_num_delay_slots,
10410 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
10411 (write_attr_get): Emit prototypes along with function definition.
10412 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
10413 (write_complex_function): Emit static prototype along with
10414 function definition.
10416 * genemit.c (gen_split): Emit prototypes along with function
10419 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
10420 Likewise for predicates and `insn_operand_predicate'.
10421 (process_template): Emit static prototype along with function
10424 * genrecog.c (make_insn_sequence): Constify a char*. Add
10425 prototypes for get_split_*().
10426 (write_subroutine): Emit prototypes along with function
10429 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10431 * gcse.c (find_avail_set): Follow chains of register-register copies.
10432 Use oprs_not_set_p to guarantee that the returned value can be
10434 (cprop_insn): Don't verify the return value of find_avail_set with
10437 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
10438 (cprop_cc0_jump): New function.
10439 (cprop_insn): Break out new function cprop_jump and use it.
10440 Also use cprop_cc0_jump for machines with CC0.
10441 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
10443 * tree.h (current_function_calls_setjmp,
10444 current_function_calls_longjmp): Delete declarations.
10445 * dsp16xx.c: Include "function.h".
10446 * elxsi.c: Likewise.
10447 * gmicro.c: Likewise.
10448 * h8300.c: Likewise.
10449 * i370.c: Likewise.
10450 * m32r.c: Likewise.
10451 * mn10200.c: Likewise.
10452 * mn10300.c: Likewise.
10453 * ns32k.c: Likewise.
10454 * spur.c: Likewise.
10455 * v850.c: Likewise.
10457 * rtl.h (rtx_equal_function_value_matters): Declare.
10458 * toplev.c (rtx_equal_function_value_matters): Don't declare.
10460 * function.c: Likewise.
10461 * emit-rtl.c: Likewise.
10463 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
10465 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
10468 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10470 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
10473 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
10475 * cpp.texi: Add a node documenting macro varargs (copied
10478 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
10480 * cppspec.c: Put a null pointer at the end of the new argv.
10482 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
10484 * configure.in: Remove code to select/de-select the haifa
10485 scheduler. Every scheduled port gets haifa now.
10486 * configure: Rebuilt.
10487 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
10489 * Makefile.in: Corresponding changes.
10491 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10493 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
10494 All callers changed.
10495 (prepare_float_lib_cmp): Likewise.
10496 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
10497 * expr.h (emit_float_lib_cmp): Delete declaration.
10498 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
10499 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
10500 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
10502 (cmptf): Now conditional on TARGET_HARD_QUAD.
10504 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
10506 * resource.c (mark_target_live_regs): Use
10507 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
10509 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10511 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
10513 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
10515 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
10517 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10519 * rtl.h (rtx_format): Constify a char*.
10521 * rtl.c (rtx_format): Likewise.
10522 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
10523 (init_rtl): Use accessor macro, not `rtx_format'.
10525 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
10528 * caller-save.c (mark_referenced_regs): Likewise.
10530 * combine.c (subst, make_compound_operation, known_cond,
10531 gen_rtx_combine, update_table_tick, get_last_value_validate,
10532 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
10534 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
10535 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
10536 count_reg_usage): Likewise.
10538 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
10541 * final.c (leaf_renumber_regs_insn): Likewise.
10543 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
10544 dump_edge_info, count_reg_references): Likewise.
10546 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
10547 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
10550 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
10551 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
10552 add_label_notes): Likewise.
10554 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
10555 clear_struct_flag, count_sub_rtxs, count_alternatives,
10556 compares_alternatives_p, contained_in_p, walk_attr_value,
10557 write_expr_attr_cache): Likewise.
10559 * genconfig.c (walk_insn_part): Likewise.
10561 * genemit.c (max_operand_1, gen_exp): Likewise.
10563 * genextract.c (walk_rtx): Likewise.
10565 * genflags.c (num_operands): Likewise.
10567 * genoutput.c (scan_operands): Likewise.
10569 * genpeep.c (match_rtx): Likewise.
10571 * genrecog.c (add_to_sequence): Likewise.
10573 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
10576 * integrate.c (save_constants, copy_for_inline,
10577 copy_rtx_and_substitute, subst_constants, restore_constants):
10580 * jump.c (mark_jump_label, invert_exp, redirect_exp,
10581 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
10583 * local-alloc.c (contains_replace_regs, memref_referenced_p):
10586 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
10587 add_label_notes, replace_call_address, count_nonfixed_reads,
10588 invariant_p, find_single_use_in_loop, find_mem_givs,
10589 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
10592 * print-rtl.c (reg_names, print_rtx): Likewise.
10594 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
10596 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
10597 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
10598 print_blocks): Likewise.
10600 * regclass.c (fix_register, record_address_regs,
10601 reg_scan_mark_refs): Likewise.
10603 * regmove.c (stable_but_for_p): Likewise.
10605 * reload.c (loc_mentioned_in_p, operands_match_p,
10606 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
10607 copy_replacements, refers_to_regno_for_reload_p,
10608 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
10609 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
10612 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
10613 delete_address_reloads_1, count_occurrences,
10614 reload_cse_mem_conflict_p, reload_combine_note_use,
10615 add_auto_inc_notes): Likewise.
10617 * resource.c (mark_referenced_resources, mark_set_resources):
10620 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
10621 reg_mentioned_p, regs_set_between_p, modified_between_p,
10622 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
10623 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
10624 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
10625 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
10627 * sched.c (sched_analyze_2, attach_deaths): Likewise.
10629 * stupid.c (stupid_mark_refs): Likewise.
10631 * unroll.c (remap_split_bivs): Likewise.
10633 * varasm.c (mark_constants): Likewise.
10635 * a29k/a29k.c (uses_local_reg_p): Likewise.
10637 * alpha/alpha.c (summarize_insn): Likewise.
10639 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
10640 eliminate_lr2ip): Likewise.
10642 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
10644 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
10645 reg_mentioned_in_mem): Likewise.
10647 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
10648 symbolic_reference_mentioned_p): Likewise.
10650 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
10652 * sh/sh.c (regs_used, mark_use): Likewise.
10654 * vax/vax.c (vax_rtx_cost): Likewise.
10656 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10658 * machmode.h (mode_name): Constify a char*.
10660 * rtl.c (mode_name): Likewise.
10662 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
10664 * optabs.c (init_libfuncs): Constify a char*.
10666 * print-tree.c (mode_name): Remove redundant declaration.
10667 (print_node): Use accessor macro, not `mode_name'.
10669 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
10671 (new_spill_reg): Constify a char*.
10673 * tree.c (mode_name): Remove redundant declaration.
10675 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10677 * rtl.c (rtx_name): Constify a char*.
10679 * rtl.h (rtx_name, fix_sched_param): Likewise.
10681 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
10682 (mypr): Use accessor macro, not `rtx_name'.
10684 * genemit.c (print_code): Constify a char*.
10686 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
10688 * genpeep.c (print_code): Constify a char*.
10690 * genrecog.c (print_code): Likewise.
10692 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
10693 end_bb): Add static prototype.
10694 (draw_edge): Constify a char*.
10695 (end_bb): Remove unused parameter.
10697 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
10698 print_block_visualization): Constify a char*.
10700 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
10702 * c-common.c (c_get_alias_set): Update comment.
10704 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10706 * linux.h (LIB_SPEC): Added.
10708 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10710 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
10712 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
10714 * tree.c (expr_check): Fix typo in last change.
10716 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
10718 * rtl.def (NOTE): Change format to "iuu0n".
10719 (ADDR_DIFF_VEC): Change format to "eEee0".
10720 (ADDRESSOF): Change format to "eit".
10722 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
10723 (RTVEC_ELT): Change to match.
10724 (XVECEXP): Use XVEC and RTVEC_ELT.
10725 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
10726 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
10727 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
10728 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
10729 TRAP_CONDITION, TRAP_CODE): Use XEXP.
10730 (INTVAL): Use XWINT.
10731 (ADDRESSOF_DECL): Use XTREE.
10732 (SET_ADDRESSOF_DECL): Delete.
10733 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
10734 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
10735 ifdefed out since 2.6 at least.
10736 (gen_rtvec_vv): Delete prototype.
10738 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
10740 (copy_most_rtx): Handle 't' format letter.
10741 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
10742 (gen_rtvec_vv): Delete function. All callers changed to use
10743 gen_rtvec_v instead.
10744 * print-rtl.c (print_rtx): Move special casing of NOTEs to
10745 the '0' format letter.
10747 * function.c (gen_mem_addressof): Don't use
10748 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
10750 * integrate.c (copy_rtx_and_substitute): Likewise.
10751 Copy 't' slots with XTREE.
10752 (subst_constants): Treat 't' slots like '[swi]' slots.
10753 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
10754 * jump.c (rtx_equal_for_thread_p): Likewise.
10755 * rtlanal.c (rtx_equal_p): Likewise.
10756 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
10757 only four arguments.
10758 * gengenrtl.c (type_from_format): Provide correct types for
10762 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
10763 If a recent gcc is in use (always in stage2 and beyond), use
10764 statement expressions, so we don't make a function call unless
10765 the check fails. Evaluate arguments exactly once.
10766 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
10767 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
10769 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
10770 they evaluate their arguments exactly once, irrespective of
10771 the compiler in use.
10773 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
10774 is used by the currently-enabled check macros. This is:
10775 (tree_check_failed, tree_class_check_failed): For gcc.
10776 (tree_check, tree_class_check, cst_or_constructor_check,
10777 expr_check): For other compilers.
10779 * gencheck.c: Do not define any *_CHECK1 macros.
10781 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
10782 Mark Mitchell <mark@codesourcery.com>
10784 * c-common.c (c_get_alias_set): Fix support for poitners and
10787 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
10789 * alias.c: Include tree.h.
10790 (nonlocal_reference_p, mark_constant_function): New functions.
10791 * flow.c (life_analysis): Call mark_constant_function.
10792 * rtl.h (mark_constant_function): Declare it.
10794 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
10796 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
10797 unrecognisable switches.
10799 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10801 * loop.c (recombine_givs): Set ix field after sorting.
10802 (recombine_givs): Remove bogus index / giv lockstep looping.
10804 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10806 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
10808 (emit_store_flag_force): Use do_compare_rtx_and_jump.
10809 (do_cmp_and_jump): Formatting fixes.
10810 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
10811 do_compare_rtx_and_jump instead of compare_from_rtx.
10812 (do_compare_rtx_and_jump): New function; mostly copied from
10814 (do_jump_for_compare): Delete.
10815 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
10817 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
10818 of compare/do_jump_for_compare pairs.
10819 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
10820 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
10821 compare_from_rtx/do_jump_for_compare pairs.
10822 (do_jump_by_parts_equality): Likewise.
10823 (do_jump_by_parts_equality_rtx): Likewise.
10824 * expr.h (do_compare_rtx_and_jump): Declare.
10825 * optabs.c (prepare_cmp_insn): New function, contains most of the code
10826 that used to be in emit_cmp_insn.
10827 (cmp_available_p): New function.
10828 (prepare_operand): New function.
10829 (emit_cmp_and_jump_insn_1): New function, contains some code that used
10830 to be in emit_cmp_insn.
10831 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
10832 parameters to be pointers; don't emit final compare but modify some of
10833 the values pointed to by the args so the caller can perform the
10834 correct comparison.
10835 (expand_binop): Call emit_store_flag_force with signed forms of
10837 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
10838 emit_jump_insn pair.
10839 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
10840 emit_cmp_and_jump_insn_1. Call emit_queue.
10841 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
10843 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
10844 jump sets cc0 before deleting it.
10845 * integrate.c (expand_inline_function): Likewise.
10846 * unroll.c (unroll_loop): Similar changes in several places.
10847 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
10848 before deleting it.
10850 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10852 * Makefile.in (insn-recog.o): Update dependencies.
10853 * genrecog.c (main): Make generated file include "function.h".
10855 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
10857 * cse.c (cse_insn): Call never_reached_warning when a jump is
10858 changed to be unconditional.
10859 * flags.h: Declare warn_notreached.
10860 * flow.c (delete_block): Call never_reached_warning when
10861 a block is deleted.
10862 * jump.c (delete_barrier_successors): Call never_reached_warning
10863 when we delete everything after a BARRIER.
10864 (never_reached_warning): New function.
10865 * rtl.h: Declare never_reached_warning.
10866 * toplev.c (warn_notreached): New variable.
10867 (lang_independent_options): Set warn_notreached
10868 when -Wunreachable-code.
10869 (compile_file): We need line numbers for -Wunreachable-code.
10871 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
10873 * haifa-sched.c (insn_unit): Fix typo on out of range test.
10874 * sched.c (insn_unit): Likewise.
10876 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
10878 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
10880 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10882 * flow.c (create_edge_list): Use xmalloc, not malloc.
10884 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
10886 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
10887 C-style comments. Do not lose the character before double slash.
10889 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10891 * basic-block.h (struct edge_list): Stucture to maintain a vector
10893 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
10894 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
10895 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
10896 New function prototypes.
10897 * flow.c (create_edge_list): Function to create an edge list.
10898 (free_edge_list): Discards memory used by an edge list.
10899 (print_edge_list): Debug output showing an edge list.
10900 (verify_edge_list): Internal consistency check for an edge list.
10901 (find_edge_index): Function to find an edge index for a pred and succ.
10903 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
10905 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
10908 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
10910 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
10912 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10914 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10916 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
10918 * toplev.c (rest_of_compilation): Allow machine dependent
10919 reorganisation pass to place information into the RTL dump
10920 file if it so wishes.
10922 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
10924 * explow.c (hard_function_value): Use VOIDmode instead of
10926 * stmt.c (expand_return): Likewise.
10927 * stor-layout.c (get_best_mode): Likewise.
10929 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
10930 emit call instead of emit_insn call.
10932 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10934 * configure.in: Handle --disable/enable-win32-registry.
10935 * install.texi: Document --disable/enable-win32-registry.
10936 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
10937 (WIN32_REGISTRY_KEY): New macro.
10938 * prefix.c: Use to enable/disable win32-specific code.
10939 (lookup_key): Use versioned key.
10940 * configure: Regenerate.
10941 * config.in: Likewise.
10943 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
10945 * cpplib.c (read_line_number): New fn, split out of...
10948 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10950 tree.c (lang_unsave_expr_now) : New.
10951 (unsave_expr_now): Call lang_unsave_expr_now.
10952 tree.h (lang_unsave_expr_now) : New.
10954 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
10956 * toplev.c (flag_new_exceptions): On by default.
10958 1999-08-13 Michael Meissner <meissner@cygnus.com>
10960 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
10962 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10964 * dwarfout.c (fundamental_type_code): Return FT_boolean for
10965 INTEGER_TYPE with precision==1, it's __java_boolean.
10967 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10969 * global.c (prune_preferences): Move some invariants out of the
10972 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
10974 * configure.in (alpha*-dec-osf*): Add osf5.
10976 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
10978 * configure.in: Rework handling of ARM GNU/Linux slightly.
10979 (arm*-*-linux-gnuoldld): New target.
10980 * configure: Regenerate.
10981 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
10982 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
10983 * config/arm/linux-oldld.h: New file.
10984 * config/arm/linux-elf26.h: Don't include linux-elf.h.
10985 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
10987 * config/arm/linux-elf.h (ASM_SPEC): Define.
10988 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
10989 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
10990 for 26-bit APCS and old linker.
10991 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
10993 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
10994 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
10995 don't define `arm' or `arm_elf'.
10996 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
10997 MULTILIB_DIRNAMES): Define. Fix typo in comment.
10999 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
11001 * rtl.texi: Fix typo.
11003 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
11005 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
11007 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
11009 * extend.texi (C++ Signatures): Remove node.
11010 * invoke.texi: Remove discussion of -fhandle-signatures,
11011 signature, sigof, __signature__, and __sigof__.
11013 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
11015 * Makefile.in (JAVAGC): Removed.
11017 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
11019 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11021 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
11023 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11025 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
11027 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
11028 a register that is already known to be a pointer.
11030 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
11032 * fixinc/inclhack.tpl: Only install assert.h conditionally.
11033 * fixinc/inclhack.sh: Regenerated.
11034 * fixinc/fixincl.sh: Regenerated.
11036 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
11038 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
11039 Fix documentation of -ansi flag to describe its C++ behavior.
11040 Remove bogus reference to GCC 2.9.
11042 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
11044 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
11045 note if it is non-NULL.
11047 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11049 * except.h (eh_nesting_info): Add new structure defintion.
11050 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
11051 (reachable_handlers, update_rethrow_references): Add function
11053 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
11054 a rethrow symbol instead of an integer exception region number.
11055 * flow.c (Make_edges): Use new exception nesting routines to determine
11056 which handlers are reachable from a CALL or asynchronous insn.
11057 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
11059 (delete_eh_regions): Update rethrow labels, and don't delete
11060 regions which are the target of a rethrow.
11061 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
11062 avoid overloading the SYMBOL_REF_USED flag.
11063 (rethrow_symbol_map): Use new rethrow_ref field.
11064 (rethrow_used): Use new rethrow_ref field.
11065 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
11066 of an integer. Fix formatting.
11067 (output_exception_table_entry): Use new rethrow_ref field.
11068 (can_throw): Check for EH_REGION_NOTE before deciding
11069 whether a CALL can throw or not.
11070 (scan_region): Call rethrow_used() instead of accessing data structure.
11071 (update_rethrow_references): New function to make sure only regions
11072 which are still targets of a rethrow are flagged as such.
11073 (process_nestinfo): New static function to initialize a handler
11074 list for a specific region.
11075 (init_eh_nesting_info): New function to allocate and initialize
11076 the list of all EH handlers reachable from all regions.
11077 (reachable_handlers): New function to retrieve the list of handlers
11078 reachable from a specific region and insn.
11079 (free_eh_nesting_info): New function to dispose of a list of
11080 reachable handlers.
11082 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11084 * flow.c (split_edge): Set JUMP_LABEL field.
11085 (commit_one_edge_insertion): Set head correctly for insert_before.
11086 When inserting insns, update insn block numbers if allocated.
11088 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11090 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
11091 retry_incomplete_types): Add static prototype.
11092 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
11093 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
11094 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
11095 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
11096 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
11099 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
11100 dwarf2out_start_source_file, dwarf2out_line): Likewise.
11102 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11104 * output.h (assemble_name): Constify a char*.
11106 * varasm.c (UNIQUE_SECTION, assemble_start_function,
11107 assemble_variable, assemble_name): Likewise.
11109 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
11111 * arm/pe.c (arm_pe_unique_section): Likewise.
11113 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
11115 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
11117 * i386/interix.c (i386_pe_unique_section): Likewise.
11119 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
11121 * i386/winnt.c (i386_pe_unique_section): Likewise.
11123 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
11125 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
11127 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
11129 * pa/pa.c (output_call): Likewise.
11131 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
11133 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
11135 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
11138 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
11141 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
11143 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
11144 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
11146 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
11148 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11150 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
11152 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11154 * tree.h (lang_identify): Constify a char*.
11155 (print_error_function): Add extern prototype. Constify a char*.
11157 * c-lang.c (lang_identify): Constify a char*.
11159 * objc/objc-act.c (lang_identify): Constify a char*.
11161 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11163 * genpeep.c (main): Make generated file include "function.h".
11164 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
11166 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11168 * Makefile.in: Update dependencies.
11169 * alias.c: Include "function.h"
11170 * c-decl.c: Likewise.
11171 * caller-save.c: Likewise.
11172 * calls.c: Likewise.
11173 * combine.c: Likewise.
11175 * explow.c: Likewise.
11176 * final.c: Likewise.
11177 * global.c: Likewise.
11178 * graph.c: Likewise.
11179 * local-alloc.c: Likewise.
11180 * loop.c: Likewise.
11181 * optabs.c: Likewise.
11182 * profile.c: Likewise.
11183 * recog.c: Likewise.
11184 * regclass.c: Likewise.
11185 * regmove.c: Likewise.
11186 * reload.c: Likewise.
11187 * reorg.c: Likewise.
11188 * resource.c: Likewise.
11189 * sched.c: Likewise.
11190 * stupid.c: Likewise.
11191 * config/1750a/1750a.c: Likewise.
11192 * config/a29k/a29k.c: Likewise.
11193 * config/arc/arc.c: Likewise.
11194 * config/arm/arm.c: Likewise.
11195 * config/arm/thumb.c: Likewise.
11196 * config/c4x/c4x.c: Likewise.
11197 * config/clipper/clipper.c: Likewise.
11198 * config/convex/convex.c: Likewise.
11199 * config/fx80/fx80.c: Likewise.
11200 * config/i860/i860.c: Likewise.
11201 * config/m68k/m68k.c: Likewise.
11202 * config/m88k/m88k.c: Likewise.
11203 * config/mips/mips.c: Likewise.
11204 * config/pdp11/pdp11.c: Likewise.
11205 * config/pyr/pyr.c: Likewise.
11206 * config/romp/romp.c: Likewise.
11207 * config/sh/sh.c: Likewise.
11208 * config/tahoe/tahoe.c: Likewise.
11209 * config/vax/vax.c: Likewise.
11210 * config/we32k/we32k.c: Likewise.
11211 * config/sparc/sparc.c: Include "function.h".
11212 (mem_min_alignment): Test current_function rather than
11213 regno_pointer_align.
11214 * config/pa/pa.c: Likewise.
11215 (compute_frame_size): Delete declaration of
11216 current_function_outgoing_args_size.
11217 * config/arc/arc.h (current_function_varargs): Delete declaration.
11218 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
11220 * config/i370/i370.h (current_function_outgoing_args_size): Delete
11222 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
11223 current_function_uses_pic_offset_table.
11224 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
11225 of current_function_returns_pointer.
11226 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11227 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11228 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11229 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11230 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11231 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11232 * config/m88k/m88k.c: Include "function.h"
11233 (call_used_regs, current_function_pretend_args_size,
11234 current_function_outgoing_args_size, frame_pointer_needed): Delete
11236 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
11238 * config/mips/mips.h (current_function_calls_alloca): Delete
11240 * config/mn10200/mn10200.h (current_function_needs_context,
11241 rtx_equal_function_value_matters): Delete declarations.
11242 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
11243 flag_pic): Delete declarations.
11244 * config/pa/pa.h (current_function_pretend_args_size,
11245 current_function_decl): Delete declarations.
11246 * config/pa/som.h (current_function_varargs): Delete declaration.
11247 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
11249 * config/pyr/pyr.h (current_function_pretend_args_size,
11250 current_function_args_size, current_function_calls_alloca): Delete
11252 * config/sh/sh.h (current_function_varargs): Delete declaration.
11253 * config/sparc/sparc.h (current_function_outgoing_args_size,
11254 current_function_calls_alloca, current_function_decl): Delete
11256 * config/spur/spur.h (current_function_pretend_args_size,
11257 current_function_calls_alloca): Delete declarations.
11258 * config/v850/v850.c (current_function_outgoing_args_size): Delete
11260 * config/vax/vms.h (current_function_name): Delete declaration.
11261 * gcse.c: Include "function.h".
11262 (current_function_name, current_function_calls_setjmp): Delete
11264 * haifa-sched.c: Include "function.h".
11265 (forced_labels): Delete declaration.
11266 * jump.c: Likewise.
11267 * reg-stack.c: Likewise.
11268 * reload1.c: Likewise.
11269 * genemit.c (main): Make generated file include function.h.
11270 * genoutput.c (output_prologue): Likewise.
11272 * builtins.c (saveregs_value, apply_args_value): Delete variables.
11273 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
11274 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
11275 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
11276 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
11277 macros for some of them.
11278 (emit_filename, emit_lineno): Delete declarations.
11279 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
11280 regno_pointer_* variables through current_function.
11281 (gen_inline_header_rtx): Delete function.
11282 (save_emit_status): Delete function.
11283 (set_new_last_label_num): New function.
11284 (clear_emit_caches): New function.
11285 (restore_emit_status): Just clear last_labelnum and call
11287 (get_last_insn_anywhere): Variable sequence_stack is now accessed
11288 through macro seq_stack.
11289 (add_insn_after): Likewise.
11290 (add_insn_before): Likewise.
11291 (remove_insn): Likewise.
11292 (pop_topmost_sequence): Likewise.
11293 (in_sequence_p): Likewise.
11294 (start_sequence_for_rtl_expr): Likewise.
11295 (start_sequence): Likewise, and likewise for
11296 sequence_rtl_expr/seq_rtl_expr.
11297 (push_topmost_sequence): Likewise.
11298 (end_sequence): Likewise.
11299 (init_virtual_regs): Now takes a "struct emit_status *" argument.
11300 All callers changed. Store into that pointer instead of globals.
11301 (init_emit): Allocate emit elt of current_function.
11302 Changes for sequence_rtl_expr/sequence_stack renaming.
11303 Call clear_emit_caches instead of doing it in-line.
11304 Access regno_pointer_* variables through current_function.
11305 (init_emit_once) Don't clear sequence_stack.
11307 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
11309 (arg_pointer_save_area): Delete declaration.
11310 (finish_expr_for_function): Renamed from init_queue; no longer static.
11311 (init_expr): Don't call init_queue.
11312 (save_expr_status, restore_expr_status): Delete functions.
11313 (expand_expr): Changes to reflect new layout of struct function.
11314 Don't access current_function_check_memory_usage when current_function
11316 * expr.h (forced_labels, save_expr_regs, saveregs_value,
11317 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
11318 current_function_outgoing_args_size, current_function_arg_offset_rtx,
11319 current_function_uses_const_pool, function_call_count,
11320 current_function_uses_pic_offset_table, nonlocal_labels,
11321 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
11322 current_function_check_memory_usage, nonlocal_goto_handler_slots,
11323 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
11325 (finish_expr_for_function): Declare.
11326 * flags.h (current_function_has_nonlocal_label,
11327 current_function_has_nonlocal_goto, current_function_is_thunk,
11328 current_function_has_computed_jump): Delete declarations.
11329 * flow.c (forced_labels): Delete declaration.
11330 * function.c (current_function_pops_args,
11331 current_function_returns_struct, current_function_returns_pcc_struct,
11332 current_function_needs_context, current_function_calls_setjmp,
11333 current_function_calls_longjmp, current_function_has_nonlocal_label,
11334 current_function_has_nonlocal_goto, current_function_is_thunk,
11335 current_function_has_computed_jump, current_function_calls_alloca,
11336 current_function_contains_functions, current_function_returns_pointer,
11337 current_function_epilogue_delay_list, current_function_args_size,
11338 current_function_pretend_args_size, current_function_arg_offset_rtx,
11339 current_function_outgoing_args_size, current_function_varargs,
11340 current_function_stdarg, current_function_args_info, cleanup_label,
11341 current_function_name, current_function_uses_const_pool,
11342 current_function_instrument_entry_exit, current_function_return_rtx,
11343 current_function_uses_pic_offset_table, nonlocal_labels,
11344 current_function_internal_arg_pointer, current_function_cannot_inline,
11345 current_function_check_memory_usage, function_call_count,
11346 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
11347 nonlocal_goto_stack_level, return_label, save_expr_regs,
11348 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
11349 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
11350 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
11351 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
11352 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
11354 (push_function_context_to): Don't save them. Don't call
11355 save_storage_status, save_emit_status or save_expr_status.
11356 (pop_function_context_from): Don't restore them. Don't call
11357 restore_storage_status or restore_expr_status.
11358 (get_func_frame_size): New function.
11359 (get_frame_size): Use it.
11360 (assign_outer_stack_local): Reflect some member name changes in struct
11362 (put_reg_into_stack): Likewise.
11363 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
11365 (fixup_var_refs): Likewise.
11366 (fix_lexical_addr): Likewise.
11367 (trampoline_address): Likewise.
11368 (prepare_function_start): Clear field inlinable of current_function.
11369 (init_function_for_compilation): New function.
11370 (expand_dummy_function_end): New function.
11371 (expand_function_end): Call finish_expr_for_function.
11372 * function.h (struct emit_status): New; fields moved here from struct
11373 function and from global variables. Add accessor macros for some of
11375 (struct expr_status): Likewise.
11376 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
11377 (struct function): Add fields expr and emit, inlinable, inl_emit,
11378 original_arg_vector, original_decl_initial, inl_last_parm_insn,
11379 inl_max_label_num. Add many comments.
11380 Add accessor macros for all elts of struct function that no longer
11381 have a global variable.
11382 (cleanup_label, return_label, frame_offset, tail_recursion_label,
11383 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
11384 stack_slot_list): Delete declarations.
11385 (get_func_frame_size): Declare.
11386 (save_expr_status, restore_expr_status, save_emit_status,
11387 save_storage_status, restore_storage_status): Delete declarations.
11388 (init_virtual_regs): Declare.
11389 * output.h (current_function_pops_args,
11390 current_function_returns_struct, current_function_returns_pcc_struct,
11391 current_function_needs_context, current_function_calls_setjmp,
11392 current_function_calls_longjmp, current_function_calls_alloca,
11393 current_function_has_nonlocal_label, current_function_varargs,
11394 current_function_has_computed_jump, current_function_returns_pointer,
11395 current_function_contains_functions, current_function_args_size,
11396 current_function_pretend_args_size, current_function_stdarg,
11397 current_function_outgoing_args_size, current_function_args_info,
11398 current_function_name, current_function_return_rtx,
11399 current_function_epilogue_delay_list,
11400 current_function_uses_const_pool, current_function_cannot_inline):
11401 Delete declarations.
11402 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
11403 regno_reg_rtx): Delete declaration.
11404 (REGNO_POINTER_FLAG): Delete macro.
11405 * stmt.c (expand_goto): Changes to reflect that some fields in struct
11406 function were renamed.
11407 * stor-layout.c (save_storage_status, restore_storage_status): Delete
11409 * toplev.c: Include "function.h".
11410 (current_function_decl): Delete declaration.
11411 (compile_file): Call init_dummy_function_start and
11412 expand_dummy_function_end around some initializations that need to
11414 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
11415 Call init_function_for_compilation.
11416 * unroll.c: Include "function.h"
11417 (unroll_loop): Access regno_pointer_* variables through
11420 * tree.h (struct tree_decl): Add elt f to saved_insns member.
11421 (DECL_SAVED_INSNS): use it.
11422 (expand_dummy_function_end): Declare.
11423 (init_function_for_compilation): Declare.
11424 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
11425 that it's no longer an INLINE_HEADER.
11426 (expand_call): Likewise.
11427 * integrate.c (finish_inline): Delete function.
11428 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
11429 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
11430 args. Don't generate an INLINE_HEADER rtx, just return the arg
11431 vector. All callers changed.
11432 (save_for_inline_copying): Create a duplicate struct emit_status to
11433 hold the emit state for compiling the current function. Use this and
11434 the other new fields in struct function that are for integration
11435 instead of an INLINE_HEADER.
11436 Use memcpy instead of bcopy.
11437 Store the current struct function in DECL_SAVED_INSNS of fndecl.
11438 (save_for_inline_nocopy): Similar changes, except no new emit_status
11440 (expand_inline_function): Get information from function structure,
11441 not from an inline header rtx.
11442 (output_inline_function): Lose code to extract the necessary
11443 information from an inline header; simply put back the function
11444 structure into current_function. Clear its inlinable elt.
11445 * rtl.def (INLINE_HEADER): Delete.
11446 * rtl.h: Delete all accessors for an INLINE_HEADER.
11447 (gen_inline_header_rtx): Delete declaration.
11448 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
11449 Delete declarations.
11450 (REGNO_POINTER_ALIGN): Delete.
11451 (clear_emit_caches): Declare.
11452 (set_new_last_label_num): Declare.
11454 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
11456 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
11458 * except.c (expand_eh_region_start_for_decl): Always start a new block.
11459 * stmt.c (is_eh_region): Make sure current_function is present, too.
11461 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
11463 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
11464 for 64bit PA targets.
11466 * pa.h (SELECT_SECTION): Define.
11467 * som.h (SELECT_SECTION): Delete.
11469 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11471 * alias.c (init_alias_analysis): Wrap call to
11472 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
11474 1999-08-07 Bruce Korb <autogen@linuxbox.com>
11476 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
11477 <sys/asm.h> contains an asm comment with an apostrophe
11478 * fixinc/inclhack.sh: regen
11479 * fixinc/fixincl.x: regen
11481 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
11483 * function.c (init_function_start): Clear prologue & epilogue.
11484 (prologue_epilogue_contains): New function.
11485 * alias.c (init_alias_analysis): Use it.
11486 * rtl.h (prologue_epilogue_contains): Declare it.
11488 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
11490 * jump.c (onlyjump_p): New function.
11491 * rtl.h: Declare it.
11492 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
11493 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
11495 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
11497 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
11498 to invert loops. Simplify block scanning.
11500 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11502 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
11503 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
11505 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
11507 * config/sparc/liteelf.h: New file to support sparclite-elf target
11508 * config/sparc/t-sp86x: New file to support sparc86x targets
11509 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
11510 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
11511 * configure.in: Support above target triplets
11512 * configure: Regenerated
11514 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
11516 * fixinc/server.c (server_setup): Do not prefix function used as
11517 parameter with `&'.
11519 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
11521 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
11522 Remove fp reg alternatives.
11524 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
11526 * Makefile.in (TAROUTOPTS): Kill.
11527 (install-headers-tar): Use "xpf" for tar headerfile extraction
11528 * i370/x-oe (TAROUTOPTS): Delete.
11529 * m68k/x-apollo68 (TAROUTOPTS): Delete.
11530 * m68k/x-hp320 (TAROUTOPTS): Delete.
11531 * m68k/x-hp320g (TAROUTOPTS): Delete.
11532 * gcc.texi: Update bug reporting text.
11534 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11536 * reg-stack.c (change_stack) Fixed problem with negative array index.
11538 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
11540 * extend.texi, install.texi: Fix spelling mistakes.
11542 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
11543 (s-attrtab); No longer try to use pre-made insn-attrtab file.
11544 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
11545 PREMADE_ATTRTAB_MD.
11546 * mips/t-ecoff: Likewise.
11547 * mips/t-elf: Likewise.
11548 * mips/t-mips: Likewise.
11549 * mips/t-osfrose: Likewise.
11550 * mips/t-r3900: Likewise.
11551 * mips/t-svr3: Likewise.
11552 * mips/t-svr4: Likewise.
11553 * mips/t-ultrix: Likewise.
11555 * gcc.texi: Document recommend means to provide software floating
11556 point libraries in libgcc.a
11558 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
11560 * c-lex.c (yylex): We can have a number with no digits.
11562 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
11564 * jump.c (delete_prior_computation): New function, broken
11565 out of delete_computation. Check for side effects with
11566 side_effects_p instead of FIND_REG_INC_NOTE. Handle
11567 multi-word hard registers.
11568 (delete_computation): Use it. Check for side effects with
11569 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
11570 missing REG_DEAD note for a register which is both set and
11573 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
11575 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
11576 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
11577 (ASM_FILE_START): Import _mcount with the right type.
11578 (ASM_DECLARE_FUNCTION_NAME): Define.
11579 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11580 * pa.c (output_function_prologue): Always emit the function's label
11582 * pa.h (TEXT_SPACE_P): Define.
11583 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11584 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
11585 * som.h (TEXT_SPACE_P): Delete.
11586 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11587 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
11589 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
11591 * expr.c (emit_group_load): Allow src to be a CONCAT.
11593 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11595 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
11596 (___mulsi3): Use '!' comment character.
11598 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11600 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
11602 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
11604 * gcc.c: Update URLs and mail addresses.
11605 * gcc.texi: Likewise.
11607 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
11609 * rs6000.c (current_file_function_operand): Return zero for
11611 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
11613 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
11616 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
11618 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
11619 allocate space in the stack frame for the PIC register.
11621 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
11623 * m68k.md (xordi3, anddi3): These patterns are not available on
11626 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
11628 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
11629 (PUT_REAL): Likewise.
11631 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11633 * final.c (shorten_branches): Don't add an alignment for loops
11634 that have no label inside.
11636 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11638 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
11639 prototypes in macro HAVE_cmpstrsi.
11641 * cpplib.c (cpp_get_token): Remove unused label `op3'.
11643 * emit-rtl.c (operand_subword): Remove unused variable
11646 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
11648 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
11650 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
11652 * cpphash.c (macroexpand): Delete leading whitespace when arg
11653 is concatenated before.
11654 (unsafe_chars): Correct test for whether + and - can extend a
11657 * cppinit.c (cpp_start_read): Do dependencies for
11658 -include/-imacros files also.
11660 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
11661 tokenizing non-directive lines.
11662 (cpp_expand_to_buffer): Temporarily disable no-output mode.
11663 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
11666 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11668 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
11670 * c-lex.c: Sync with C++ frontend.
11671 (linemode): New variable.
11672 (parse_float): imag, conversion_errno, and type are output only.
11673 (yylex): Adjust. Move initial '.' case into main switch.
11675 (handle_generic_pragma): Just deal with tokens.
11676 (readescape): Use ISXDIGIT and ISGRAPH.
11677 * c-parse.in: Add END_OF_LINE token.
11679 * c-lex.c (lang_init): Generalize.
11680 (nextchar): Remove. Replace uses with UNGETC.
11681 (skip_white_space): Handle linemode here. Optimize for cpplib.
11682 (skip_white_space_on_line): Remove.
11683 (extend_token_buffer_to): New fn.
11684 (extend_token_buffer): Use it.
11685 (read_line_number, check_newline): Just deal with tokens.
11686 (token_getch, token_put_back): New fns.
11687 (yylex): Use them. More cpplib optimizations. Simplify.
11689 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11690 Jason Merrill <jason@yorick.cygnus.com>
11692 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
11693 (consume_string): Make this smart about USE_CPPLIB.
11694 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
11695 (yylex): Rewrite to be intelligent about USE_CPPLIB.
11696 Also, clean up cases where we redundantly set token_buffer[0].
11697 (read_line_number): New fn.
11698 (ignore_escape_flag): New variable.
11700 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
11702 * a29k/t-a29kbare: Fix some comments.
11703 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
11704 (FPBIT, DPBIT): Define.
11705 * a29k/t-vx29k: Likewise.
11706 * arc/t-arc: Likewise.
11707 * arm/t-arm-elf: Likewise.
11708 * arm/t-bare: Likewise.
11709 * arm/t-pe: Likewise.
11710 * arm/t-pe-thumb: Likewise.
11711 * arm/t-semi: Likewise.
11712 * arm/t-thumb: Likewise.
11713 * arm/t-thumb-elf: Likewise.
11714 * arm/t-thumb-linux: Likewise.
11715 * h8300/t-h8300: Likewise.
11716 * i960/t-i960: Likewise.
11717 * i960/t-vxworks960: Likewise.
11718 * m32r/t-m32r: Likewise.
11719 * mips/t-ecoff: Likewise.
11720 * mips/t-elf: Likewise.
11721 * mips/t-r3900: Likewise.
11722 * pa/t-pro: Likewise.
11723 * rs6000/t-aix43: Likewise.
11724 * rs6000/t-beos: Likewise.
11725 * rs6000/t-newas: Likewise.
11726 * rs6000/t-ppccomm: Likewise.
11727 * rs6000/t-rs6000: Likewise.
11728 * rs6000/t-winnt: Likewise.
11729 * rs6000/t-xnewas: Likewise.
11730 * rs6000/t-xrs6000: Likewise.
11731 * sh/t-sh: Likewise.
11732 * sparc/t-elf: Likewise.
11733 * sparc/t-sparcbare: Likewise.
11734 * sparc/t-sparclite: Likewise.
11735 * sparc/t-splet: Likewise.
11736 * v850/t-v850: Likewise.
11737 * mn10200/t-mn10200: Fix comments.
11738 * mn10300/t-mn10300: Likewise.
11740 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
11741 dummy operand. Allocate a new pseudo for the dummy operand.
11742 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
11744 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
11746 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
11748 * configure: Rebuilt.
11749 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
11751 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
11753 * recog.c (preproces_constraints): Zero recog_op_alt before
11754 processing the constraints.
11756 * arm.c (typedef minipool_node): Renamed from pool_node.
11757 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
11758 (add_minipool_constant): New function.
11759 (dump_minipool): New function.
11760 (find_barrier): Remove special case for getting the insn size of
11761 an insn that references the constant pool.
11762 (minipool_fixup): New structure.
11763 (push_minipool_barrier): New function.
11764 (push_minipool_fix): New function.
11765 (note_invalid_constants): New function.
11766 (add_pool_constant, dump_table, fixit, broken_move): Delete.
11767 (arm_reorg): Rewrite code to fix up the constant pool into a
11768 series of mini-pools embedded in the insn stream.
11769 (arm_output_epilogue): New function, made mainly from the body
11770 of output_func_epilogue.
11771 (output_func_epilogue): Move insn generation part of epilogue code
11772 to arm_output_epilogue.
11773 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
11774 * arm.md (pool_range): New attribute.
11775 (zero_extendqidi2): Add attribute pool_range.
11776 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
11777 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
11778 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
11779 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
11780 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
11781 (epilogue): New expand.
11782 (epilogue_insn): New insn. Call arm_output_epilogue.
11784 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
11785 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
11787 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11789 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11791 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
11793 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
11795 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
11797 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
11799 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
11801 * global.c: Fix comment.
11803 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
11805 * gcc.c (access_check): New static function.
11806 (find_a_file): Use it when searching a directory list.
11807 * collect2.c (find_a_file): Don't accept directories found when
11808 searching a directory list.
11810 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
11812 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
11813 function parameters with `&'.
11814 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
11816 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
11818 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
11819 or tidy_fallthru_edge if the last insn in the block is not
11820 an unconditional jump or a simple conditional jump.
11822 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11824 * Makefile.in (c-decl.o): Depends on defaults.h.
11826 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
11828 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
11830 (CLASS_MAX_NREGS): Likewise.
11832 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
11834 * cse.c (cse_insn): Fix dumb thinko in last change.
11836 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11838 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
11841 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
11843 * dwarf2out.c (add_location_or_const_value_attribute): Correct
11844 test for sizes of passed and declared parameter types.
11846 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11848 * fixincludes: Fix the return type of bsearch, char* -> void*.
11850 * fixinc/inclhack.def: Likewise.
11852 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
11854 * invoke.texi (-fdump-translation-unit): New option.
11856 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
11858 * expr.h (PROMOTE_PROTOTYPES): Move ...
11859 * defaults.h: ... to here.
11860 * c-decl.c: Include defaults.h instead of expr.h.
11861 * c-typeck.c: Include defaults.h.
11863 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
11865 * toplev.h (errorcount): Declare.
11866 (warningcount): Likewise.
11867 (sorrycount): Likewise.
11868 * c-lex.c (errorcount): Don't declare.
11869 * dwarf2out.c (errorcount): Don't declare.
11871 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
11873 * config/libgloss.h: Add a note discouraging use with ELF.
11874 * configure.in: Don't use libgloss.h for ELF targets.
11875 Always use_collect2 on a.out targets.
11877 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
11879 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
11880 (force_to_mode, case ASHIFTRT): Add shiftrt label.
11882 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11884 * loop.c (strength_reduce): When doing biv->giv conversion, update
11885 reg note of NEXT->insn.
11887 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11889 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
11891 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11893 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
11894 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
11895 Ensure expr.h is included.
11896 * c-typecheck.c (convert_arguments): Ditto.
11898 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
11900 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
11901 * config/convex/convex.h: Ditto.
11902 * config/dsp16xx/dsp16xx.h: Ditto.
11903 * config/fx80/fx80.h: Ditto.
11904 * config/gmicro/gmicro.h: Ditto.
11905 * config/i370/i370.h: Ditto.
11906 * config/i386/i386.h: Ditto.
11907 * config/m32r/m32r.h: Ditto.
11908 * config/m68k/m68k.h: Ditto.
11909 * config/m88k/m88k.h: Ditto.
11910 * config/mips/mips.h: Ditto.
11911 * config/pa/pa.h: Ditto.
11912 * config/pyr/pyr.h: Ditto.
11913 * config/tahoe/tahoe.h: Ditto.
11914 * config/we32k/we32k.h: Ditto.
11916 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
11917 based on arch size.
11919 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
11921 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
11924 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
11926 1999-08-02 Richard Henderson <rth@cygnus.com>
11928 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
11929 for the register spill block.
11930 (m32r_va_arg): New.
11931 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
11932 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
11934 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
11935 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
11936 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
11938 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11940 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
11941 MAX_WCHAR_TYPE defined in sparc.h.
11942 * config/sparc/linuxaout.h: Likewise.
11943 * config/sparc/linux64.h: Likewise.
11944 Also default to -mvis if CPU is UltraSPARC.
11946 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11948 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
11949 (RTX_OK_FOR_OLO10): Likewise.
11950 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
11951 %lo(), allow it in addresses...
11952 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
11953 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
11954 does not make sense.
11955 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
11956 (sparc_output_scratch_registers): New function.
11957 (output_function_prologue, sparc_flat_output_function_prologue): Use
11959 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
11961 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
11962 * configure.in: Add check for .register pseudo-op support in as and
11963 check for offsetable %lo().
11964 * acconfig.h: Add templates for the above checks.
11965 * configure: Regenerate.
11967 1999-08-02 Richard Henderson <rth@cygnus.com>
11969 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
11970 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
11971 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
11973 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11975 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11978 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11980 * config/float-sparc.h: New file.
11981 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
11982 sparc-*-linux-gnu and sparc64-*-linux*.
11984 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11986 * rs6000.c (rs6000_va_list): Type is an array.
11987 (rs6000_va_start): Don't doubly adjust for varargs.
11988 (rs6000_va_arg): Evaluate long long GPR adjustment.
11990 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
11992 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
11993 -maix64 and -maix32.
11994 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
11995 LINK_SPEC): Change appropriately.
11996 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
11997 (u_short_cint_operand): Likewise.
11998 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
12000 * rs6000/t-aix43 (MULTILIB): Change to -m64.
12002 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
12004 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
12006 * rs6000/rs6000.c (num_insns_constant_wide): Correct
12007 for type promotion.
12008 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
12009 (non_add_cint_operand): Likewise.
12010 (logical_operand): Likewise.
12011 (non_logical_cint_operand): Likewise.
12012 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
12013 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
12014 (rs6000_select_rtx_section): Suppress warning.
12015 (small_data_operand): Suppress warning.
12016 (rs6000_got_register): Suppress warning.
12017 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
12018 type, so `J' is generally the wrong constraint for a SImode value;
12020 (andsi3_internal2): Likewise.
12021 (andsi3_internal3): Likewise.
12022 (iorsi3_internal1): Likewise.
12023 (xorsi3_internal1): Likewise.
12025 (movsf_softfloat): Likewise.
12026 (scc insns): Likewise.
12027 (movsi+2): Preserve sign bits of SImode constant.
12028 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
12029 (movdf+1): Sign-extend properly.
12030 (movdi_32+1): Sign-extend properly.
12031 (scc insns): Sign-extend properly.
12033 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
12036 1999-08-02 Richard Henderson <rth@cygnus.com>
12038 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
12039 -mcpu parsing code.
12040 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
12041 * alpha.md (all fp insns): Likewise.
12043 1999-08-02 Nick Clifton <nickc@cygnus.com>
12045 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
12048 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
12050 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
12051 pic_load_label generator directly.
12052 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
12053 No longer a named pattern.
12055 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
12057 * explow.c (force_reg): Call force_operand if X does not
12058 satisfy general_operand.
12060 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
12062 * fix-header.c (main): When testing for CONTINUED, use string
12063 equality, not pointer equality.
12065 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
12067 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
12069 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
12071 * cse.c (cse_insn): Fix loop which deletes insns after a jump
12072 that has become an unconditional jump.
12074 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
12075 (output_function_epilogue): Similarly.
12077 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12079 * tree.h (init_dummy_function_start): Declare.
12081 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12083 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
12084 last_expr_type, last_expr_value, block_start_count, block_stack,
12085 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
12086 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
12087 dynamically in stmt elt of struct function for each function.
12088 (struct nesting): Rename function_call_count elt to n_function_calls,
12089 target_temp_slot_level to block_target_temp_slot_level. All users
12091 (struct stmt_status): New structure definition.
12092 Add many accessor macros for stmt_status elements which previously
12093 were global variables.
12094 (init_stmt_for_function): Allocate stmt elt for current_function.
12095 Reflect that block_start_count was renamed to
12096 current_block_start_count.
12097 (save_stmt_status, restore_stmt_status): Delete functions.
12098 (preserve_subexpressions_p): Don't access loop_stack when outside
12100 (expand_start_bindings): Reflect that block_start_count was renamed to
12101 current_block_start_count.
12102 (expand_fixup): Likewise.
12103 (expand_decl): Don't access block_stack when outside a function.
12104 (expand_decl_cleanup): Likewise.
12105 (expand_dcc_cleanup): Likewise.
12106 (expand_dhc_cleanup): Likewise.
12107 (expand_anon_union_decl): Likewise.
12108 (set_file_and_line_for_stmt): New function.
12109 (in_control_zone_p): New function.
12111 * function.h (struct function): Add new elt stmt.
12112 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
12113 case_stack, nesting_stack, nesting_depth, block_start_count,
12114 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
12115 emit_lineno, goto_fixup_chain.
12116 (save_eh_status, restore_eh_status, save_stmt_status,
12117 restore_stmt_status): Delete declarations.
12118 * function.c (push_function_context_to): Don't call save_stmt_status.
12119 (pop_function_context_to): Don't call restore_stmt_status.
12120 * tree.h (in_control_zone_p): Declare.
12121 * rtl.h (set_file_and_line_for_stmt): Declare.
12123 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
12124 call set_file_and_line_for_stmt.
12126 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
12128 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
12129 Also update copyright.
12131 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12133 * c-pragma.c: Don't include "except.h".
12134 * emit-rtl.c: Likewise.
12135 * stor-layout.c: Likewise.
12136 * tree.c: Likewise.
12137 * varasm.c: Likewise.
12139 * flow.c: Include "function.h".
12140 * tree.h (init_dummy_function_start): Declare new function.
12142 * except.h (struct eh_status): New structure.
12143 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
12145 (eh_return_stub_label, ehstack, catchstack, ehqueue,
12146 catch_clauses, false_label_stack, caught_return_label_stack,
12147 protect_list, current_function_ehc): Add accessor macros for the
12148 corresponding fields in current_function->eh; delete declarations
12149 for all items that used to be declared here.
12150 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
12151 catch_clauses, false_label_stack, caught_return_label_stack,
12152 protect_list, current_function_ehc): Delete variables.
12153 (init_eh_for_function): Allocate current_function->eh.
12154 (save_eh_status, restore_eh_status): Delete functions.
12156 * function.h (struct function): Add fields next_global and eh.
12157 Delete all exception handling related fields.
12158 * function.c (current_function): New variable.
12159 (all_functions): New variable.
12160 (push_function_context_to): Don't allocate a struct function,
12161 use current_function instead. Call init_dummy_function_start when
12162 outside a function. Clear current_function before returning.
12163 (pop_function_context_from): Restore current_function.
12164 Don't free the restored struct function.
12165 (prepare_function_start): New function.
12166 (init_dummy_function_start): New function.
12167 (init_function_start): Break out some code into prepare_function_start
12170 * stmt.c (save_stmt_status): Don't call save_eh_status.
12171 (restore_stmt_status): Don't call restore_eh_status.
12173 * Makefile.in: Update dependencies.
12175 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
12177 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
12178 of depending on a magic constant value. Update comments.
12179 (hppa_expand_prologue): Similarly.
12181 * pa.md (reload_indi, reload_outdi): Allow any register for the
12182 original reload register.
12184 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
12186 * cccp.c (print_help): Change marcos to macros.
12188 1999-07-30 Richard Henderson <rth@cygnus.com>
12190 * c-typeck.c (initializer_constant_valid_p): Move ...
12191 * c-common.c (initializer_constant_valid_p): ... here. Use
12192 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
12193 of label addresses.
12194 * c-common.h (initializer_constant_valid_p): Declare.
12195 * c-tree.h (initializer_constant_valid_p): Remove.
12197 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
12199 * config/i386/sol2-c1.asm: Align the stack.
12200 * config/i386/sol2-gc1.asm: Likewise.
12202 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
12204 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
12205 -Asparclite for sparc86x.
12206 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
12208 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
12210 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
12212 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
12213 the user if using the non-default arch size in BI_ARCH configuration.
12214 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
12216 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
12217 Fix patterns so that they actually match.
12218 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
12219 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
12220 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
12222 (mulsidi3): Reflect this in the expand.
12223 (smulsi3_highpart): Only on TARGET_ARCH32.
12224 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
12225 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
12226 (umulsidi3): Reflect this in the expand.
12227 (umulsi3_highpart): Only on TARGET_ARCH32.
12228 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
12229 don't require g0 to be zero.
12230 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
12231 ({,u}divsi3): New expands.
12232 ({,u}divsi3_sp64): New patterns.
12233 (after lshrdi3_v8plus): Four new patterns to help combiner
12234 optimizing nested mixed mode shifts.
12236 * config/sparc/sparc.c (sparc_override_options): Use deprecated
12237 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
12238 speed things up. Don't use them by default on plain v9 in 64bit
12239 mode, according to what SPAMv9 sais.
12241 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
12242 top 32 bits of %[og][0-7] in signal handlers.
12243 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
12245 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
12247 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
12248 (ashlsi3): Corresponding changes.
12250 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
12252 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
12254 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
12256 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12258 * arm.h (Hint): Delete macro.
12259 Substitute HOST_WIDE_INT for Hint in some prototypes.
12260 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
12262 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
12264 * builtins.c (expand_builtin_setjmp): Use force_operand to
12265 make sure that the buffer address is in a suitable form to be
12266 passed to force_reg.
12268 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
12270 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
12273 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
12275 * pa.md (indirect_jump): Remove mode from match_operand. Verify
12276 proper mode in the condition string.
12277 (icacheflush, dcacheflush): Remove modes from match_operands.
12279 * pa.c (emit_move_sequence): Always convert scratch_reg to the
12280 proper mode before using it.
12282 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
12285 * pa.c (store_reg): Do not call add_high_const generator directly.
12286 (load_reg, set_reg_plus_d): Likewise.
12287 * pa.md (add_high_const): No longer a named pattern.
12289 * pa.c (legitimize_address): Consistently use Pmode rather than
12290 SImode. Do not call gen_pic2_highpart directly anymore.
12291 * pa.md (pic2_highpart): No longer a named pattern.
12292 (pic2_lo_sum): Similarly. Reformat to make more readable.
12294 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
12299 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12301 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
12303 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
12305 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
12306 and tag the spill mems.
12307 (hppa_va_start): New.
12308 (hppa_va_arg): New.
12309 * pa.h (EXPAND_BUILTIN_VA_START): New.
12310 (EXPAND_BUILTIN_VA_ARG): New.
12312 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
12314 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
12315 and tag the spill mems.
12316 (mn10300_va_start): New.
12317 (mn10300_va_arg): New.
12318 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
12319 (EXPAND_BUILTIN_VA_ARG): New.
12321 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
12323 * mn10200.c (mn10200_va_arg): New.
12324 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
12326 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
12328 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
12329 rather than play with TREE_INT_CST_LOW.
12331 1999-07-27 Philip Blundell <pb@nexus.co.uk>
12333 * config/arm/telf.h: Include dbxelf.h.
12334 (CPP_PREDEFINES): Only define if not already defined.
12335 (ASM_IDENTIFY_GCC): Likewise.
12336 (SUBTARGET_EXTRA_SECTIONS): Likewise.
12337 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
12338 * config/arm/thumb.h (LINK_SPEC): Only define if not already
12340 (DBX_DEBUGGING_INFO): Don't define.
12341 * config/arm/linux-telf.h: New file.
12342 * config/arm/linux-tgas.h: New file.
12343 * config/arm/t-thumb-linux: New file.
12344 * config/arm/uclinux-elf.h: New file.
12345 * config/arm/uclinux-telf.h: New file.
12346 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
12347 thumb-*-uclinux): New targets.
12348 * configure: Regenerate.
12350 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
12352 * pa.md (post_store, pre_load): New expanders.
12353 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
12354 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
12355 need to directly generate RTL for them.
12356 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
12359 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
12361 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
12362 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
12363 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
12364 (secndary_reload_class): Make TARGET_ELF conditional compile.
12365 (print_operand_address): Similar.
12366 (output_toc): Print all values as hex.
12367 (get_issue_rate): Rearrange and add RS64A and PPC630.
12368 * rs6000.h (processor_type): Add RS64A and PPC630.
12369 (PROCESSOR_POWERPC64): New.
12370 (PROMOTE_MODE): Use word_mode.
12371 (RTX_COSTS): Add RS64A and PPC630.
12372 * rs6000.md (scheduling information): Add lmul and ldiv
12373 representing 64-bit integer multiply and divide. Add rs64a and
12374 PPC630 information.
12375 (ashldi3): Add support for "rldic" instruction.
12376 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
12378 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
12380 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
12381 instead of V8 for sparclite86x in cpu_table.
12383 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12385 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
12386 output_file_directive.
12388 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
12390 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
12391 tree for op1, not the rtl.
12393 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
12395 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
12396 to m88k_va_start, leaving only the register spill.
12397 (m88k_build_va_list): New.
12398 (m88k_va_start): New.
12399 (m88k_va_arg): New.
12400 * m88k.h (BUILD_VA_LIST_TYPE): New.
12401 (EXPAND_BUILTIN_VA_START): New.
12402 (EXPAND_BUILTIN_VA_ARG): New.
12404 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
12406 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
12407 Rename from expand_builtin_saveregs.
12408 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
12410 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
12412 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
12413 for the register spill block.
12414 (i960_build_va_list): New.
12415 (i960_va_start): New.
12416 (i960_va_arg): New.
12417 * i960.h (BUILD_VA_LIST_TYPE): New.
12418 (EXPAND_BUILTIN_VA_START): New.
12419 (EXPAND_BUILTIN_VA_ARG): New.
12420 * i960.md (store_multiple): Use change_address on individul mems.
12422 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
12424 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
12426 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
12427 (expand_builtin_va_end): Evaluate arg for side effects.
12428 * c-common.c (c_common_nodes_and_builtins): Construct a
12429 va_list_arg_type_node to handle array decomposition to pointer.
12431 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
12433 * except.c (start_dynamic_cleanup): Use force_operand on the
12436 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
12438 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
12439 * c4x.c (c4x_va_arg): New.
12441 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
12443 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
12444 has manual_pop set.
12446 1999-07-26 Nathan Sidwell <nathan@acm.org>
12448 * eh-common.h (__eh_matcher): Prototype correctly.
12450 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
12452 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
12453 (TARGET_SINGLE_PIC_BASE): Likewise.
12454 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
12456 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
12457 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
12458 (TARGET_OPTIONS): Add -mpic-register=N.
12459 (OUTPUT_INT_ADDR_CONST): New macro.
12460 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
12461 LEGITIMATE_PIC_OPERAND_P): Likewise.
12462 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
12463 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
12464 output_addr_const directly.
12465 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
12467 (thumb_pic_register, thumb_pic_register_string): Declare.
12469 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
12471 (label_mentioned_p): New function: Imported from arm.c.
12472 (legitimize_pic_address): New function: Imported from arm.c.
12473 (is_pic):New function: Imported from arm.c.
12474 (thumb_finalize_pic):New function: Imported from arm.c.
12475 (add_constant): Cope with PIC constants.
12476 (fixit): Cope with PIC constants.
12477 (output_return): Do not treat the PIC register as live if
12478 TARGET_SINGLE_PIC_BASE is true.
12479 (thumb_function_prologue): Do not treat the PIC register as live if
12480 TARGET_SINGLE_PIC_BASE is true.
12481 (thumb_expand_prologue): Do not treat the PIC register as live if
12482 TARGET_SINGLE_PIC_BASE is true.
12483 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
12484 TARGET_SINGLE_PIC_BASE is true.
12485 (thumb_print_operand): Accept '|'.
12486 (thumb_override_options): Process PIC options.
12488 * config/arm/thumb.md (movsi): Support PIC.
12489 (call_insn): Change "i" constraint to "X".
12490 (call_value_insn): Likewise.
12491 (consttable_4, consttable_8, consttable_end): Set and clear
12492 "making_const_table" as appropriate.
12493 (pic_load_addr, pic_add_dot_plus_four): New insns.
12495 * invoke.texi (Thumb Options): Fix spelling. Document new
12496 options -msingle-pic-base and -mpic-register=.
12498 1999-07-26 Andrew Haley <aph@cygnus.com>
12500 * config/m32r/initfini.c (__init): Use a full word immediate for
12501 __fini: this allows it to be placed in any memory region.
12503 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
12504 -mmodel=medium. This is OK for all memory models.
12506 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
12508 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
12509 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
12511 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
12513 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
12516 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
12518 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
12520 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
12521 (BUILD_VA_LIST_TYPE): New.
12522 (EXPAND_BUILTIN_VA_START): New.
12523 (EXPAND_BUILTIN_VA_ARG): New.
12524 * i860.c (output_delayed_branch): Disable.
12525 (output_delay_insn): Likewise.
12526 (i860_saveregs): New.
12527 (i860_build_va_list): New.
12528 (i860_va_start): New.
12529 (i860_va_arg): New.
12530 * i860.md: Disable all peepholes using output_delayed_branch.
12531 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
12533 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
12535 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
12536 (BUILD_VA_LIST_TYPE): New.
12537 (EXPAND_BUILTIN_VA_START): New.
12538 (EXPAND_BUILTIN_VA_ARG): New.
12539 * clipper.c (clipper_builtin_saveregs): Only dump registers.
12540 Return the address of the save area.
12541 (clipper_build_va_list): New.
12542 (clipper_va_start): New.
12543 (clipper_va_arg): New.
12545 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
12547 * arc.h (EXPAND_BUILTIN_VA_START): New.
12548 (EXPAND_BUILTIN_VA_ARG): New.
12549 * arc.c (arc_setup_incoming_varargs): Set alias set of
12551 (arc_va_start): New.
12554 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
12556 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
12557 (BUILD_VA_LIST_TYPE): New.
12558 (EXPAND_BUILTIN_VA_START): New.
12559 (EXPAND_BUILTIN_VA_ARG): New.
12560 * alpha.c (alpha_builtin_saveregs): Delete.
12561 (alpha_build_va_list): New.
12562 (alpha_va_start): New.
12563 (alpha_va_arg): New.
12565 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
12567 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
12569 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
12570 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
12572 * gcc.texi: More changes related to list conversion.
12573 * invoke.texi: Likewise.
12575 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
12577 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
12578 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
12579 (expand_builtin_next_arg): Accept ARGLIST not EXP.
12580 (stabilize_va_list): New function.
12581 (std_expand_builtin_va_start): New function.
12582 (expand_builtin_va_start): New function.
12583 (get_varargs_alias_set): New function.
12584 (std_expand_builtin_va_arg): New function.
12585 (expand_builtin_va_arg): New function.
12586 (expand_builtin_va_end): New function.
12587 (expand_builtin_va_copy): New function.
12588 (expand_builtin): Call them.
12589 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
12590 __builtin_{varargs_start,stdarg_start,end,copy}.
12591 (build_va_arg): New function.
12592 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
12593 (build_va_arg): Declare.
12594 * c-decl.c (ptr_type_node, va_list_type_node): New.
12595 * c-parse.gperf (__builtin_va_arg): New.
12596 * c-parse.in (VA_ARG): New token.
12597 (unary_expr): Recognize it.
12598 * expr.c (expand_expr): Expand VA_ARG_EXPR.
12599 * expr.h (std_expand_builtin_va_start): Declare.
12600 (std_expand_builtin_va_arg): Declare.
12601 (expand_builtin_va_arg): Declare.
12602 (get_varargs_alias_set): Declare.
12603 * tree.def (VA_ARG_EXPR): New.
12604 * tree.h (BUILT_IN_VARARGS_START): New.
12605 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
12606 (ptr_type_node, va_list_type_node): Declare.
12607 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
12608 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
12609 * m88k.h, m88k.c: Likewise.
12610 * mn10300.h, mn10300.c: Likewise.
12611 * pa.h, pa.c: Likewise.
12612 * rs6000.h, rs6000.c: Likewise.
12613 * sh.h, sh.c: Likewise.
12614 * sparc.h, sparc.c: Likewise.
12616 * emit-rtl.c (operand_subword): Copy alias set.
12617 (change_address): Likewise.
12619 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
12621 * pa.c (compute_frame_size): Scan all the used callee saved registers,
12622 not just the first one.
12624 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
12626 * config/arm/arm.h (TARGET_SWITCHES): Add
12627 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
12628 (TARGET_OPTIONS): Add -mpic-register=.
12629 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
12630 (arm_pic_register_string): Declare.
12631 (NEED_PLT_GOT): Delete, replace with ...
12632 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
12633 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
12634 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
12635 * config/arm/arm.c (arm_override_options): Add new option
12637 (arm_pic_register_string): New variable.
12638 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
12639 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
12640 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
12641 (output_return_instruction): Likewise.
12642 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
12643 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
12644 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
12646 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
12647 mention of -msched-prolog. Document new options -msingle-pic-base
12648 and -mpic-register=.
12650 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
12652 * haifa-sched.c (reemit_notes): Tidy.
12653 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
12656 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
12658 * explow.c (trunc_int_for_mode): New function.
12659 (plus_constant_wide): Use it.
12660 * combine.c (simplify_and_const_int): Likewise.
12661 (merge_outer_ops): Likewise.
12662 (simplify_shift_const): Likewise.
12663 * cse.c (simplify_unary_operation): Likewise.
12664 (simplify_binary_operation): Likewise.
12665 * emit-rtl.c (operand_subword): Likewise.
12666 * rtl.h: Declare it.
12668 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12670 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
12671 (use NUM_REGS instead of NUM_INTS).
12673 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12675 * builtins.c: New file.
12676 * expr.c (saveregs_value, apply_args_value): Delete definition,
12677 moved into builtins.c.
12678 (string_constant): No longer static.
12679 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
12680 apply_args_size, apply_result_size, result_vector,
12681 expand_builtin_apply_args, expand_builtin_apply,
12682 expand_builtin_return): Delete functions, moved into builtins.c.
12683 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
12684 * expr.h (saveregs_value, apply_args_value): Declare variables.
12685 (expand_builtin, string_constant): Declare functions.
12686 * Makefile.in: Update to build builtin.o.
12688 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
12690 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
12691 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
12692 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
12693 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
12695 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
12698 1999-07-21 Michael Meissner <meissner@cygnus.com>
12700 * print-rtl.c (print_rtx): Print the names of the virtual
12703 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
12705 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
12706 introduced in previous delta.
12708 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12710 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
12711 to avoid name clash.
12713 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12715 * c-lex.c (yylex) : Correct the test for overflow when lexing
12718 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
12720 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
12721 (adjust_priority): Always call ADJUST_PRIORITY.
12722 (schedule_insn): Only put insns into the ready at cost 0.
12723 (schedule_block): Remove redundant initial sort. Give clock_var
12724 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
12726 * tm.texi (MD_SCHED_REORDER): Update docs.
12728 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
12729 * sparc.c (ultra_reorder_called_this_block): Delete.
12730 (ultrasparc_sched_init): Don't set it.
12731 (ultrasparc_sched_reorder): Don't check it.
12733 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
12735 * rs6000.h (struct rs6000_args): Add sysv_gregno.
12736 * rs6000.c (init_cumulative_args): Init sysv_gregno.
12737 (function_arg_boundary): Align DFmode.
12738 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
12739 to get fp reg and stack overflow correct.
12740 (function_arg): Likewise.
12741 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
12742 (setup_incoming_varargs): Restructure for ABI_V4; use
12743 function_arg_advance to skip final named argument.
12744 (expand_builtin_saveregs): Properly unskip the last integer arg
12745 when doing varargs. Adjust overflow location calculation.
12747 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
12748 explicitly unsigned.
12749 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
12750 (__VA_GP_REGSAVE): Similarly.
12751 (__va_longlong_p): Delete.
12752 (__va_arg_type_violation): New declaration.
12753 (va_arg): Restructure. Flag promotion errors. Align double.
12754 TFmode passed by reference.
12756 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
12757 in the HOST_BITS_PER_WIDE_INT > 32 case.
12759 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
12761 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
12763 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
12765 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
12766 * toplev.c (documented_lang_options): Add -fpreprocessed.
12767 * cpplib.h (struct cpp_buffer): Add preprocessed.
12768 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
12769 (cpp_start_read): Don't expand macros or emit an initial #line
12770 directive if -fpreprocessed.
12772 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12774 * cpplib.h (struct cpp_buffer): Added manual_pop for
12775 better C++ tokenization.
12776 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
12777 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
12778 * c-common.c (cpp_token): Make non-static.
12780 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12782 * c-common.h: New file.
12783 * c-common.c (permanent_obstack): Delete unused declaration.
12784 (c_global_trees): New array.
12785 (c_common_nodes_and_builtins): New function; split off common code
12786 from init_decl_processing in both c-decl.c and cp/decl.c.
12787 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
12788 c_global_trees and accessor macros defined in c-common.h.
12789 Include c-common.h.
12790 * c-decl.c: Delete definitions for tree nodes that were replaced by
12792 (init_decl_processing): Build void_list_node.
12793 Call c_common_nodes_and_builtins; delete code to generate the common
12795 * objc/objc-act.c (build_module_descriptor): Rename variable
12796 void_list_node to avoid clash with c-common.h.
12798 * Makefile.in: Update dependencies.
12799 * objc/Make-lang.in: Likewise.
12801 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
12803 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
12804 (UNIQUE_SECTION_P): Likewise.
12805 (UNIQUE_SECTION): Likewise.
12807 1999-07-19 Linas Vepstas <linas@linas.org>
12809 * config/i370/README: New file.
12810 * config/i370/linux.h: New file.
12811 * config/i370/mvs.h: New file.
12812 * config/i370/oe.h: New file.
12813 * config/i370/t-linux: New file.
12814 * config/i370/t-mvs: New file.
12815 * config/i370/t-oe: New file.
12816 * config/i370/x-oe: New file.
12817 * config/i370/xm-linux.h: New file.
12818 * config/i370/xm-mvs.h: New file.
12819 * config/i370/xm-oe.h: New file.
12821 * i370.c (label_node_t): Add first_ref_page, label_addr,
12822 label_first_ref, label_last_ref members.
12823 (mvs_need_base_reload): Renamed from mvs_label_emitted.
12824 (MAX_MVS_LABEL_SIZE): Define.
12825 (MAX_LONG_LABEL_SIZE): Define.
12826 (alias_node_t, alias_anchor, alias_number): New.
12827 (mvs_function_table): Reorder for EBCDIC.
12828 (ascebc, ebcasc): Unconditionally define.
12829 (i370_branch_dest, i370_branch_length): New functions.
12830 (i370_short_branch, i370_label_scan): New functions.
12831 (mvs_get_label): Renamed from mvs_add_label. Search for
12832 an existing label before creating a new one.
12833 (mvs_add_label): New function.
12834 (mvs_get_label_page): New function.
12835 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
12836 over the entire list.
12837 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
12838 (mvs_check_page) [TARGET_ELF_ABI]: New function.
12839 (mvs_add_alias, mvs_need_alias): New functions.
12840 (mvs_get_alias, mvs_check_alias): New functions.
12841 (handle_pragma): New function.
12842 (mvs_function_check): New function.
12843 (unsigned_jump_follows_p): Search harder.
12844 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
12845 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
12846 * i370.h (TARGET_VERSION): Delete.
12847 (CPP_SPEC, CPP_PREDEFINES): Delete.
12848 (mvs_label_emitted): Delete.
12849 (TARGET_EBCDIC): Delete.
12850 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
12851 (HANDLE_PRAGMA): Define.
12852 (HARD_REGNO_NREGS): Handle complex modes.
12853 (HARD_REGNO_MODE_OK): Likewise.
12854 (CLASS_MAX_NREGS): Likewise.
12855 (RET_REG): Likewise.
12856 (EXTRA_CONSTRAINT): Define.
12857 (RETURN_IN_MEMORY): True for DImode.
12858 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
12859 (FUNCTION_PROFILER): Delete.
12860 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
12861 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
12862 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
12863 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
12864 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
12865 (ASM_FILE_START): Add "RMODE ANY".
12866 (ASM_OUTPUT_EXTERNAL): Check for aliases.
12867 (ASM_GLOBALIZE_LABEL): Likewise.
12868 (ASM_OUTPUT_LABELREF): Likewise.
12869 (ASM_OUTPUT_COMMON): Likewise.
12870 (PRINT_OPERAND): Handle 'K', 'W', default.
12871 (PRINT_OPERAND_ADDRESS): New.
12872 (Lots of defines): Add support for TARGET_ELF_ABI.
12873 * i370.md (attr length): New. Define for all patterns.
12874 (*): Lots of tweeks to assembly output and constraints.
12876 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
12878 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
12879 Disable patterns performing SImode comparisons with SImode values
12880 if TARGET_POWERPC64 and instruction does not sign-extend or does
12881 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
12882 differ for signed quantities.
12883 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
12884 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
12885 (decrement_and_branch_on_count): Add 64-bit variant.
12887 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12889 * final.c (output_asm_insn): When searching for the matching string
12890 for a given dialect, don't run past the end of the list of
12891 alternatives if there are fewer alternatives in the template than
12894 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
12896 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
12897 Removed paragraph about compression of files and size limitation,
12898 duplicated in the FAQ. Use gcc-patches for posting patches.
12899 * gcc.c (main): Updated URL with bug reporting instructions to
12900 gcc.gnu.org. Removed e-mail address.
12901 * system.h (abort): Likewise.
12903 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12905 * Makefile.in (stmp-multilib-sub): Make the files extracted
12906 from $(LIBGCC1) writable.
12908 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
12910 * config/arm/aout.h: Reformat for improved readability.
12912 * config/arm/arm.h: Reformat for improved readability.
12913 Replace uses of fprintf with asm_fprintf where appropriate.
12914 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
12915 function declaration assembler actions.
12916 (NUM_INTS): New macro: Convert from bytes to words.
12917 (NUM_REGS): New macro: Compute number of registers required to
12918 hold a quanitity of tyep MODE.
12919 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
12921 (NUM_ARG_REGS): New macro: The number of argument registers
12923 (ARG_REGISTER): New macro: Compute the register number of the Nth
12925 (LAST_ARG_REGNUM): New macro: The number of the last argument
12927 (SP_REGNUM): New macro: Register number of the stack pointer.
12928 (FP_REGNUM): New macro: Register number of the frame pointer.
12929 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
12930 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
12931 CUMULATIVE_ARGS so that it counts registers not bytes.
12933 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
12935 Replace uses of fprintf with asm_fprintf where appropriate.
12936 (output_ascii_pseudo_op): Replace with version from thumb.c
12938 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
12940 * config/arm/elf.h (CPP_PREDEFINES): Replace with
12941 SUBTARGET_CPP_SPEC.
12942 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
12943 (ASM_FILE_START): Emit ASM_APP_OFF.
12945 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
12947 * pa.c (compute_frame_size): Round frame according to
12948 STACK_BOUNDARY rather than a hardwired value.
12950 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
12952 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
12954 * configure: Rebuilt.
12956 * configure.in (hppa*-*-linux*): New configuration.
12957 * configure: Rebuilt.
12958 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
12959 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
12960 * pa/pa-linux.h: New file.
12961 * pa/t-linux: New file.
12962 * pa/xm-linux.h: New file.
12964 * pa.c (hppa_legitimize_address): Change references from SImode to
12965 either Pmode or word_mode as appropriate.
12966 (emit_move_sequence, store_reg, load_reg): Likewise.
12967 (set_reg_plus_d, hppa_expand_prologue): Likewise.
12968 (output_mul_insn): Likewise.
12969 * pa.h (PROMOTE_MODE): Likewise.
12970 (INITIALZE_TRAMPOLINE): Likewise.
12971 (Pmode): Define to word_mode.
12973 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
12974 value of 4. Allocate 8 bytes for each FP register save.
12975 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
12977 (hppa_expand_prologue): Likewise.
12978 * pa.h (PROMOTE_MODE): Likewise.
12979 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
12980 (FUNCTION_ARG_BOUNDARY): Likewise.
12982 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
12984 * pa.c (out_of_line_prologue_epilogue): Delete.
12985 (override_options): Remove -mspace related code.
12986 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
12987 (compute_frame_size): Only allocate space for register that
12988 actually need to be saved.
12989 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
12990 (TARGET_SWITCHES): Remove -mspace, -mno-space
12991 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
12992 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
12993 * pa/ee.asm, pa/ee_fp.asm: Delete.
12995 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
12997 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
12998 directive in column zero.
13000 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
13002 * m68k.c (output_function_prologue): Fix computation of save mask
13003 when generating PIC code.
13005 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
13007 * tree.c (build_type_attribute_variant): Move current_obstack restore
13008 after build_qualified_type call.
13010 1999-07-15 Mark Mitchell <mark@codesourcery.com>
13012 * configure.in: Use t-iris6, even with GNU LD.
13013 * config/mips/iris6gld.h: Fix typo in linker spec.
13014 * config/mips/t-iris6gld: Remove.
13016 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
13018 * rs6000.md (insv, extzv): Remove SImode dependence in named
13019 patterns. Explicitly generate DImode RTL if PowerPC64 and
13021 (insvdi): Reverse start and size in instruction template.
13023 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
13025 * invoke.texi: Typo fixes.
13027 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
13029 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
13030 handle at this time instead of silently generating incorrect code.
13031 (gen_imagpart): Likewise.
13033 * reload.c (find_reloads): Emit a USE for a pseudo register without
13034 a hard register if we could not create an optional reload for the
13037 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13039 * c-typeck.c (output_init_element, process_init_element):
13040 When advancing constructor_unfilled_fields for a RECORD_TYPE,
13041 check for nameless bit fields.
13043 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
13045 * regclass.c (scan_one_insn): Notice subregs that change the
13046 size of their operand.
13047 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
13049 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
13051 * configure.in (alpha*-*-*): Include alpha/t-ieee.
13052 * configure: Rebuilt.
13053 * alpha/t-ieee: New file.
13055 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
13057 * rs6000.c (find_addr_reg): Do not select r0 as an address
13060 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
13062 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
13064 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
13066 * rs6000.md (movsf): Do not force easy FP constants into memory.
13068 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
13069 immed_double_const to ensure they are properly truncated then
13072 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13074 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
13075 always unless NO_DEBUG is used. Compile this code
13077 (replace_symbols_in_block): Compile it unconditionally.
13079 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
13081 * configure.in (i?86-*-elf*): New target.
13082 * configure: Rebuilt.
13083 * i386/i386elf.h, i386/t-i386elf: New files.
13085 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13087 * toplev.c (main): Don't complain about saying -gdwarf.
13088 (rest_of_compilation): Remove redundant code.
13090 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
13092 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
13094 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
13096 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
13097 "Li960R:", to avoid name clash.
13099 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13101 * loop.c (check_dbra_loop): When reversing a loop, delete all
13102 REG_EQUAL notes referencing the reversed biv except those which are
13103 for a giv based on it.
13105 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
13107 * version.c: Drop "gcc-" prefix from version #.
13109 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
13111 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
13112 the label if we're being verbose.
13114 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
13116 * m68k.c (output_function_prologue): Add pic register to mask
13117 if live and flag_pic.
13118 (output_function_epilogue): Likewise.
13120 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
13122 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
13123 directives in column zero.
13125 * pa/elf.h (ASM_FILE_START): Define.
13126 * pa/som.h (ASM_FILE_START): Include .level directives.
13127 * pa/hpux10.h (ASM_FILE_START): Delete.
13128 * pa/hpux11.h (ASM_FILE_START): Delete.
13130 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
13132 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13134 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
13135 when reload_out equals reload_in.
13137 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
13139 * invoke.texi (Spec Files): New node: Describe the contents of
13142 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
13144 * invoke.texi (DEC Alpha Options): Put @end table at
13145 beginning of line, to avoid confusing texi2html.
13147 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
13149 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
13150 introduced in previous delta.
13152 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13154 * reload1.c (gen_reload): When synthesizing a 3 operand add
13155 sequence, improve test for when to reload OP1 into the reload
13156 register instead of OP0.
13158 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
13160 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
13162 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
13164 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
13167 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
13169 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
13170 (va_dcl): Use __builtin_va_alist_t.
13172 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
13174 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
13175 on the permanent_obstack.
13176 * dwarfout.c (output_type): Likewise.
13178 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
13180 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13181 Merged from c-typeck.c and cp/typeck.c.
13182 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13183 Merged into c-common.
13185 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
13187 * c-lex.c (errorcount): Declare it.
13188 (finish_parse): Update errorcount when using CPPLIB.
13190 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
13192 * fixinc/inclhack.def(end_else_label): Double the backslash so
13193 sed gets a chance to see it.
13194 * fixinc/inclhack.sh: regen
13195 * fixinc/fixincl.x: regen
13197 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
13199 Add framework to support armv5 architecture when it becomes
13202 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
13203 (arm_arch5): New variable.
13204 (all_architectures): Add armv5 line.
13205 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
13206 -march=armv5 is specified on the command line.
13207 (arm_arch5): Export this variable.
13208 * invoke.texi: Document new string accepted by -march= switch for
13211 * config/arm/arm.h: Replace use of constant 12 as a register
13212 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13213 * config/arm/arm.c: Replace use of constant 12 as a register
13214 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13216 * config/arm/elf.h: Tidy up.
13217 * config/arm/coff.h: Tidy up.
13219 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
13221 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
13222 * gcc/config/mips/t-iris6gld: New file.
13223 * gcc/config/mips/iris6gld.h: Likewise.
13225 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
13227 * c-decl.c (widest_integer_literal_type_node,
13228 widest_unsigned_literal_type) : New.
13229 (init_decl_processing): Handle/use the two new types.
13230 * c-common.c (type_for_size,type_for_mode) : Same.
13231 * c-lex.c (yylex) : Same.
13232 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13234 * c-tree.h (widest_integer_literal_type_node,
13235 widest_unsigned_literal_type) : New.
13237 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
13239 * dwarfout.c (field_byte_offset): Correctly compute the object's
13240 byte offset for the first bit of a field which crosses an alignment
13241 boundary on a !BYTES_BIG_ENDIAN target.
13243 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
13245 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
13248 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
13249 Jeff Law <law@cygnus.com>
13251 * ginclude/varargs.h (va_dcl): Use word_mode for type of
13254 * except.c: Include intl.h.
13255 (expand_eh_return): Set current_function_cannot_inline.
13256 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
13257 * function.h (struct function): Add eh_return_stub_label.
13258 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
13259 * Makefile.in (except.o): Depend on intl.h.
13261 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
13263 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
13264 same as offsettable in cases 1 and 2.
13266 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
13268 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
13269 (extlh, extwh): Likewise.
13271 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
13273 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
13275 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
13277 * configure.in: Add arm-pe and thumb-pe targets.
13278 * configure: Regenerate.
13280 * thumb.c (arm_naked_function_p): New function: Determines if
13281 a function is naked (has no gcc generated prologue/epilogue).
13282 (is_called_in_ARM_mode): Return true if the func has the
13283 interfacearm attribute.
13284 (output_return): Do not generate a return for naked functions.
13285 (thumb_function_prologue): Do not generate a prologue for
13287 (thumb_expand_prologue): Do not generate a prologue for naked
13289 (thumb_expand_epilogue): Do not generate an epilogue for naked
13291 (arm_valid_machine_decl_attribute): New function, copied from
13292 arm.c: Permit naked and interfacearm attributes.
13294 * config/arm/pe.c: New file: Support code for arm-pe target.
13295 * config/arm/pe.h: New file: Header file for arm-pe target.
13296 * config/arm/tpe.h: New file: Header file for thumb-pe target.
13297 * config/arm/t-thumb-pe: New file: Makefile fragment for
13300 1999-07-01 Mark Kettenis <kettenis@gnu.org>
13302 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
13303 -fPIC or -fpic is specified.
13305 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
13307 * expr.c (emit_block_move): Use copy_to_mode_reg for
13308 !TARGET_MEM_FUNCTIONS case too.
13310 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
13312 * configure: Rebuilt.
13313 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
13314 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
13315 definitions made redundant by dbxelf.h inclusion. Delete
13316 lots of definitions related to assembly output that are
13317 specific to the SOM object format.
13318 * pa.c (output_function_prologue): Do not emit the function's
13320 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
13321 * pa-pro.h: Deleted.
13322 * som.h: New file with SOM specific definitions.
13323 * elf.h: New file with ELF specific definitions.
13325 * elfos.h (const_section): Output a tab before assembler directives.
13326 (ctors_section, dtors_section): Likewise.
13327 (ASM_OUTPUT_SECTION_NAME): Likewise.
13329 * pa/pa1.h: Delete unused file.
13331 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
13333 * configure.in (hppa*-hp-hpux11*): New configuration.
13334 * configure: Rebuilt.
13335 * pa/pa-hpux11.h: New file.
13336 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
13339 * mips.md (leasi, leadi): New patterns.
13341 * expr.c (emit_block_move): Properly handle case where one of the
13342 block move arguments has a queued increment or decrement.
13343 (clear_storage): Similarly. Fix formatting goof.
13345 1999-06-28 "David O'Brien" <obrien@NUXI.com>
13347 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
13348 semicolon from the BSD VA_LIST replacement expression.
13350 * fixinc/inclhack.sh: regen
13351 * fixinc/fixincl.x: regen
13353 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
13354 now use the fixincl program.
13356 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
13358 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
13359 case. Also make the PIC register call_used.
13361 * m68k.h (FINALIZE_PIC): Delete.
13362 * m68k.c (finalize_pic): Delete.
13364 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
13366 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
13369 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
13371 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
13373 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
13375 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
13377 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
13379 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
13381 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
13383 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
13385 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
13387 * rs6000.c (output_toc): Always use hex values for floating-point
13388 constants. Store single-precision values in upper-half of TOC
13389 entry in 64-bit mode.
13390 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
13391 to final constraints.
13392 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
13393 (fctiwz): Improve accuracy of RTL for pattern.
13395 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
13397 * expr.c (expand_expr): Allow RTL_EXPR's through the
13398 MAX_INTEGER_COMPUTATION_MODE checks.
13400 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
13402 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
13403 such that MASK_SUPPORT_ARCH is not negative.
13405 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
13407 * loop.c (verify_dominator): Properly handle ADDR_VEC and
13408 ADDR_DIFF_VEC insns that appear inside loops.
13410 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
13411 Jeff Law <law@cygnus.com>
13413 * rs6000.md (movdf_hardfloat32): Revert previous patch.
13414 Handle LO_SUM the same as offsettable in cases 1 and 2.
13415 * rs6000.c (find_addr_reg): Revert previous patch.
13417 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
13419 * system.h (strstr): New external function declaration.
13420 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
13421 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
13422 * config.in, configure: Rebuilt.
13424 1999-06-24 Tom Tromey <tromey@cygnus.com>
13426 * gcc.c (main): Read user-specified specs files after computing
13427 additional startfile_prefixes.
13429 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
13431 Revert these two patches:
13433 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13434 * loop.c (strength_reduce): When doing biv->giv conversion, update
13435 reg note of NEXT->insn.
13437 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13438 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13440 (recombine_givs): Set ix field after sorting.
13442 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13444 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
13445 for the parts of an UNSPEC / UNSPEC_VOLATILE.
13447 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
13449 *fixinc/inclhack.def: Add fix development commentary
13450 (read_ret_type): reactivate and add selection clause
13451 (zzz_*): tweak output file name to match what is used in hackshell.tpl
13452 *fixinc/{fixincl.x|inclhack.sh}: regen
13454 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
13456 * expr.c (expand_expr): STRIP_NOPS before checking against
13457 MAX_INTEGER_COMPUTATION_MODE
13458 (check_max_integer_computation_mode): Likewise.
13460 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
13462 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
13464 1999-06-22 Jim Wilson <wilson@cygnus.com>
13466 * expr.c (store_expr): When target is a promoted subreg, return a
13467 promoted subreg as a result.
13469 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
13471 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
13473 (dwarf2out_define): Mark unused parameters appropriately.
13474 (gen_unspecified_parameters_die): Ditto.
13475 (gen_subprogram_die): Fix signed/unsigned warnings.
13476 (gen_variable_die): Ditto.
13478 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
13480 * fixinc/inclhack.def(end_else_label): combined else_label
13481 and endif_label and fixed the sed expression.
13482 *fixinc/{fixincl.x|inclhack.sh}: regen
13484 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
13486 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
13487 'x' when handling non-offsettable addresses
13489 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
13491 * final.c (shorten_branches): Don't try to split an insn that has
13494 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
13496 * config/mips/mips.c (symbolic_expression_p): New function.
13497 (mips_select_rtx_section): Put symbolic expressions in the
13498 data section, not the read-only data section.
13500 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
13502 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
13504 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
13506 * collect2.c (main): Log frame table count.
13507 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
13508 (scan_prog_file) [COFF]: Handle frame tables.
13510 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
13511 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
13512 * alpha/elf.h: Undef them again.
13513 * alpha/vms.h: Remove their definitions.
13515 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13517 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
13518 remove the clobber of r0 and change the REG_UNUSED note to
13521 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
13523 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
13524 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
13525 fits in HOST_WIDE_INT and one uses union to access a long constant
13528 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
13530 * sparc.c (sparc_override_options): Don't allow profiling for
13531 code models other than medlow.
13532 (sparc_function_profiler): New function from old FUNCTION_PROFILER
13533 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
13534 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
13535 (sparc_block_profiler): Likewise.
13536 (sparc_function_block_profiler_exit): Likewise.
13537 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
13538 (FUNCTION_BLOCK_PROFILER): Likewise.
13539 (BLOCK_PROFILER): Likewise.
13540 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
13541 (MCOUNT_FUNCTION): New.
13542 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
13543 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
13544 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
13545 (MCOUNT_FUNCTION): New.
13546 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
13547 (BLOCK_PROFILER): Delete.
13548 (MCOUNT_FUNCTION): New.
13550 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
13552 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
13554 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13556 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13559 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13562 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13565 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13568 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
13570 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
13573 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
13575 * i386/djgpp.h (LIB_SPEC): New.
13576 (STARTFILE_SPEC): New.
13578 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
13580 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
13582 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
13585 * system.h (WSTOPSIG): New macro.
13587 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
13589 * c-pragma.c (push_alignment): Don't ignore alignments greater than
13591 (insert_pack_attributes): Take into account member natural
13594 * i386/winnt.c (exports_head): New static variable.
13595 (i386_pe_record_exported_symbol): New function.
13596 (i386_pe_asm_file_end): Use.
13597 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
13598 symbols to be emitted at end of assembly.
13599 (ASM_DECLARE_OBJECT_NAME): Likewise.
13600 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13602 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
13605 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
13607 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
13610 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
13612 * haifa-sched.c (sched_analyze_1): Use free_list instead of
13613 zapping reg_last_uses directly.
13614 (sched_analyze_2, sched_analyze_insn): Likewise.
13615 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
13617 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
13619 * rs6000.md (movdf_hardfloat32): Use worst case insn length
13620 attributes for cases 1 and 2.
13622 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
13624 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
13627 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
13629 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
13631 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
13633 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
13634 PIC_OFFSET_TABLE_REGNUM for general alloaction.
13635 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
13636 must be stacked if it is used for PIC accesses.
13637 * arm.c (use_return_insn): Handle PIC register specially.
13638 (output_return_instruction): Likewise.
13639 (output_func_{prologue,epilogue}): Likewise.
13640 (output_expand_prologue): Likewise.
13642 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
13643 (*strsi_predec): Renamed from *strqi_predec.
13644 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
13645 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
13647 * arm.c (arm_override_options): Remove warning about PIC code
13648 not being supported.
13650 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
13652 * rs6000.c (find_addr_reg): New function.
13653 * rs6000.h (find_addr_reg): Declare.
13654 (offsettable_addr_operand): Delete.
13655 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
13656 from and stores to GPRs.
13658 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
13660 * alpha.c (alpha_expand_block_move): Use get_insns rather than
13661 gen_sequence as argument to emit_no_conflict_block.
13663 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13665 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
13666 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
13667 *fixinc/fixincl.x: regen
13668 *fixinc/inclhack.sh: regen
13670 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
13672 * added support for -mpcrel (PC relative addressing for m68k)
13673 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
13674 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
13675 * m68k.c (print_operand_address): Handle 32-bit PIC case.
13676 (comments for general_src_operand): Add some explanation
13677 about EXTRA_CONSTRAINTS.
13678 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
13679 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
13680 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
13681 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
13682 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
13683 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
13684 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
13685 if not already set.
13686 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
13687 * m68k.h (TARGET_PCREL): New target flag.
13688 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
13689 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
13690 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
13691 contains a SYMBOL_REF. Relax this constraint during reload, since
13692 we want to use the predicates, not reload's built-in concept of a
13693 valid memory address, to control what insns need reloading.
13694 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
13695 operands (essentially 'g', 'm', and 's' under normal circumstances).
13696 * m68k.c (print_operand): Cause printing of pc-relative addresses
13697 to include pc register.
13698 (print_operand_address): Ditto.
13699 (general_src_operand): Accept operands that are not only
13700 general_operands, but are also valid when used as a pc-relative
13702 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
13703 (memory_src_operand): Similar, for memory_operands.
13704 (pcrel_address): New predicate to accept the special case of a
13705 pc-relative address.
13706 * m68k.md (many patterns): Rewrite common SImode, HImode, and
13707 QImode insns to accept *_src_operand instead of *_operand where
13708 pc-relative operands can fit. For example, a pc-relative operand
13709 can be used as a memory source operand for addsi3, but not as a
13710 memory destination.
13711 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
13713 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
13715 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
13716 .thumb_set pseudo op to mark aliases of thumb functions.
13718 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
13720 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
13721 preference to ASM_OUTPUT_DEF, if it is defined.
13723 * tm.texi: Document new, optional target macro
13724 ASM_OUTPUT_DEF_FROM_DECLS.
13726 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13728 * fixincludes: ISCNTL patch
13729 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
13730 (dgux_int_varargs): new for DG/UX
13731 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
13733 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
13735 * invoke.texi (ia32 options): Fix typo.
13737 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13739 * loop.c (strength_reduce): When doing biv->giv conversion, update
13740 reg note of NEXT->insn.
13742 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
13744 * loop.c (move_movables): Note issues with replacing REGs with
13746 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
13748 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
13750 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
13752 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
13753 the reference to `mcount' was not correct for the ELF on FreeBSD.
13755 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13757 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13760 (recombine_givs): Set ix field after sorting.
13762 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
13764 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
13765 to safe to extract a subword out of a REG.
13767 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13769 * sh.md (mulsi3): Don't add a no-op move at the end.
13771 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13773 * cse.c (cse_insn): Don't put hard register source into tables for
13774 the last insn of a libcall.
13776 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13778 * loop.c (strength_reduce): Insert sets of derived givs at every
13779 biv increment, even if it's the only one.
13781 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13783 * dwarfout.c (add_incomplete_type): New fn.
13784 (output_type): Call it.
13785 (retry_incomplete_types): New fn.
13786 (dwarfout_finish): Call it.
13788 From Eric Raskin <ehr@listworks.com>:
13789 (output_type): Output types for bases.
13791 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
13793 * mips.c (mips_output_conditional_branch): Add `break'
13794 between `default' label and `close braces'.
13796 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
13798 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
13799 specifications and make it realistic.
13800 (LIB_SPEC): Likewise.
13802 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
13804 * config/mips/mips.c (mips_secondary_reload_class): Check for
13805 (PLUS (SP) (REG)) and return appropriate register class.
13806 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
13807 Handle (PLUS (SP) (REG)).
13808 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
13809 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
13810 of emit_insn for tablejump.
13812 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
13814 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
13815 asm_fprintf format string by itself.
13816 (output_function_profiler): Likewise.
13818 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
13820 * combine.c (simplify_logical, case AND): Only call
13821 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
13822 or the constant is positive.
13824 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
13826 * configure.in: Fix typo in rs6000-ibm-aix4 case.
13827 * configure: Regenerate.
13829 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
13831 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
13832 require a sub-version #.
13833 * configure: Rebuilt.
13835 1999-06-14 Robert Lipe (robertlipe@usa.net)
13837 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
13839 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
13841 * c-typeck.c (process_init_element): Detect excess elements in
13842 char array initializer.
13844 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13846 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
13848 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13850 * invoke.texi (Option Summary): Add -fpermissive flag.
13852 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
13854 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
13855 that require PIC code sequences.
13857 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
13859 * configure.in: Add new target: thumb-elf.
13860 * configure: Regenerate.
13861 * config/arm/t-thumb-elf: New file: Makefile fragment for
13863 * config/arm/telf.h: New file: Header file for thumb-elf
13866 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
13868 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
13869 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
13870 initializers is some circumstances.
13872 * fixinc/inclhack.def (endif_label): Add additional selector for
13873 more bogus stuff after #endif statements.
13874 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
13876 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
13878 * i386/cygwin.h (SET_ASM_OP): Define.
13880 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
13882 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
13884 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13886 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
13889 * sh.md (ic_invalidate_line_i): Remove second alternative.
13891 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13893 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
13894 test for the presence of valid prototypes. Delete bypass expr.
13895 (ioctl_fix_ctrl): Correct the selection expression.
13896 (no_double_slash): Correct quoting rules
13897 *fixinc/fixincl.x: regen
13898 *fixinc/inclhack.sh: regen
13900 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
13902 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
13904 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13906 * rs6000.md (movsi_got_internal_mem): Delete.
13907 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
13908 (GOT_TOC_REGNUM): Delete.
13909 (PIC_OFFSET_TABLE_REGNUM): Define.
13910 (FINALIZE_PIC): Disable.
13911 * rs6000.c (rs6000_got_register): New code for fixed pic register.
13912 (rs6000_replace_regno): Delete.
13913 (rs6000_finalize_pic): Likewise.
13914 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
13916 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13918 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
13919 is a note; use <= for the compare; advance P while it is
13922 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
13924 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
13925 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
13927 * varasm.c (remove_from_pending_weak_list): Verify t->name
13928 is non-NULL before passing it to strcmp.
13930 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13932 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
13933 the typed arguments are not part of a comment
13934 (ioctl_fix_ctrl): Added a purpose comment
13935 *fixinc/fixincl.x: regenerate
13936 *fixinc/inclhack.sh: regenerate
13938 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13940 * invoke.texi: Add C4x invocation docs.
13942 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13944 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
13946 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
13948 (c4x_legitimize_reload_address): New function.
13949 * config/c4x/c4x.md: Update docs.
13951 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
13953 * fixincludes: Avoid removing '.'.
13954 * fixinc/fixinc.svr4: Likewise.
13955 * fixinc/fixinc.winnt: Likewise.
13956 * fixinc/inclhack.tpl: Likewise.
13957 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
13959 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13961 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
13963 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
13965 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
13967 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
13970 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
13972 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
13973 * configure: Regenerate.
13975 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
13977 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
13980 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
13982 * fixinc/inclhack.def (avoid_bool): Also catch
13983 "typedef [unsigned] int bool".
13984 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13986 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
13987 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
13988 * configure: Rebuilt.
13990 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
13992 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
13993 such that we can override its definitions if necessary.
13994 (CPP_SPEC): New define. Support processor specific predefines via
13996 (CC1_SPEC): New define. Support processor specific compiler
13997 options via %(cc1_cpu).
13998 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
14001 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14003 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
14004 between sed's -e flag, and the open-quote following it.
14005 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
14007 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
14008 Jeffrey A Law (law@cygnus.com)
14010 * varasm.c (assemble_start_function): Remove the function
14011 from the pending weak decls list when we define a function.
14012 (assemble_variable): Similarly for variables.
14013 (weak_finish): Ignore items on the list with a NULL name.
14014 (remove_from_ending_weak_list); New function to "remove" an item
14015 from the pending weak declarations list.
14017 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14019 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
14021 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
14023 * c-lex.c (GETC): Redefine to call getch.
14024 (UNGETC): Redefine to call put_back.
14025 (putback_buffer): New structure type.
14026 (putback): New static structure.
14027 (getch): New function.
14028 (put_back): New function.
14029 (yylex): Replace unused bytes from bad multibyte character.
14031 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
14033 * cpplib.c (do_define): Cast `alloca' return value.
14034 (do_include, do_undef, do_pragma): Likewise.
14035 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
14037 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
14038 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
14040 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
14042 * sparc.md (abstf2): This should be an expand.
14043 (split after abstf2_notv9): Fix mode.
14044 (abstf2_hq_v9): New pattern.
14045 (abstf2_v9): Only use when no hard quad.
14046 (absdf2_v9): Fix if target is not the same as source.
14047 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
14048 Add correct output constraints.
14050 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
14052 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
14053 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
14055 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
14057 * mips.h (mips_output_conditional_branch): New function.
14058 (mips_adjust_insn_length): Likewise.
14059 (ASSEMBLER_SCRATCH_REGNUM): New macro.
14060 (ADJUST_INSN_LENGTH): Likewise.
14061 * mips.c (print_operand): Add `F' and `W' for floating-point
14062 comparison opcodes.
14063 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
14065 (mips_adjust_insn_length): New function.
14066 (mips_output_conditional_branch): New function.
14067 * mips.md (length): Adjust attribute definition to handle
14068 conditional branches. Change lengths to bytes, rather than
14069 instructions throughout. Remove length attribute from
14070 instructions whose length is four bytes, and rely on the default
14072 (dslot): Fix typo in comment.
14073 Reword conditional branch patterns to use
14074 mips_output_conditional_branch.
14076 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14078 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
14079 (LIB_SPEC): Likewise.
14080 Link with -lprof1_r for -g/-pg.
14082 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14084 * loop.c (check_dbra_loop): Fix change of Jan 19.
14086 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
14088 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
14089 (STARTFILE_SPEC): Define, override the svr4.h version.
14090 (ENDFILE_SPEC): Likewise.
14092 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
14094 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
14095 * fixinc/fixincl.x: Regenerated.
14096 * fixinc/inclhack.sh: Regenerated.
14098 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14100 * sh.c (barrier_align): Don't return early for normal branch/barrier
14101 when optimizing for SH2.
14103 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
14105 * i386/udk.h (LINK_SPEC): Correct linker search path for
14108 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14110 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
14111 (braf_label_ref_operand): Delete.
14112 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
14113 * sh.md (casesi_jump_2): Operand1 is now the inside of a
14114 label_ref, and has no predicate.
14115 The patten has a predicate to guard against invalid substitutions.
14116 (dummy_jump): Delete.
14117 (casesi): Update use of casesi_jump_2.
14119 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14121 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
14122 *fixinc/fixincl.x: regenerate
14123 *fixinc/inclhack.sh: regenerate
14125 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
14127 * dwarf2out.c (add_incomplete_type): New fn.
14128 (gen_struct_or_union_type_die): Call it.
14129 (retry_incomplete_types): New fn.
14130 (dwarf2out_finish): Call it.
14132 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
14134 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
14135 current block starts with a CODE_LABEL and ends with a CALL and
14136 we can not find all the argument setup instructions for the CALL.
14138 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
14140 Revert this change:
14141 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14142 something is a candidate for optimize_bit_field_compare.
14144 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14146 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
14148 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
14150 * alpha.c (override_options): Thinko in last patch.
14152 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
14153 (LIB_SPEC): Recognize -pthread.
14155 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
14157 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
14158 definition in config/arm/coff.h
14159 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
14161 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14163 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
14164 fixes that need "file=xxx\n" prepended before invocation
14165 (start_fixer - new): starting the fixer process is complex enough
14166 to warrent its own routine. It prepends the "file=xxx\n" stuff.
14167 (process): uses the new routine; omit usage of putenv()
14168 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
14169 * fixinc/fixincl.x: regenerate
14171 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
14173 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
14174 and version #s (1.1 -> 2.96) as needed.
14175 * README.g77: Kill way out of date file in the toplevel directory.
14177 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
14179 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
14180 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
14181 * configure: Rebuilt.
14182 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
14183 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
14184 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
14185 (SWITCH_TAKES_ARG): Likewise.
14186 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
14187 * config/t-freebsd: Moved from config/i386/ so it can used for all
14190 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
14192 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
14194 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
14196 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
14197 * configure: Rebuilt.
14199 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
14201 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
14202 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
14203 * rs6000/rs6000.c (rs6000_file_start): Use putc.
14204 (rs6000_output_load_toc_table): Same.
14205 (output_prolog, output_mi_thunk): Same.
14206 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
14207 (ASM_GLOBALIZE_LABEL): Use putc.
14209 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
14211 * alpha.md (reload_*_help): New patterns and splitters.
14212 (reload_*): Use them.
14213 (mov[qh]i): Likewise.
14215 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
14217 * cccp.c (handle_directive): Handle backslash-newlines in quoted
14220 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
14222 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
14224 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
14226 * flow.c (mark_regs_live_at_end, insn_dead_p,
14227 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
14228 and HARD_FRAME_POINTER_REGNUM special treatment if reload
14229 hasn't run or the frame pointer is needed.
14230 * haifa-sched.c (attach_deaths): Likewise.
14231 * sched.c (attach_deaths): Likewise.
14233 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
14235 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
14236 calculate_can_reach_end returns nonzero.
14238 * configure.in (native gas tests): Search for an assembler in the
14239 same manner that the installed compiler will.
14240 * configure: Rebuilt.
14241 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
14243 * alias.c (find_base_term): Improve handling of addresses
14244 constructed from binary operations.
14246 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
14248 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
14250 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
14252 * function.h (cleanup_label, frame_offset): Declare.
14253 (tail_recursion_label, tail_recursion_reentry): Likewise.
14254 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14255 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
14256 (tail_recursion_label, tail_recursion_reentry): Likewise.
14257 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14259 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
14261 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
14263 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
14264 (MAX_OFILE_ALIGNMENT): Define.
14266 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
14268 * fixincl.c: Replace local include scheme with #includes of
14269 gansidecl.h and system.h.
14270 * procopen.c: Likewise.
14271 * server.c: Likewise.
14273 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
14275 * i386/t-dgux (EXTRA_PARTS): Add crti.o
14276 (crti.o): Add build rule and dependencies.
14277 * fixinc/fixinc.dgux: Use modified _int_varargs.h
14279 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14281 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
14282 (LIB_LINUX_SPEC): Likewise.
14283 (LIB_LINUX_SPEC): Add support for -pthread
14284 (CPP_OS_LINUX_SPEC): Likewise.
14285 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
14288 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
14290 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
14292 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
14293 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
14294 for IEEE math and CC_FCOMI.
14295 (put_jump_code): No IEEE if CC_FCOMI is set.
14297 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14299 * fold-const.c (fold_truthop): Make the field reference unsigned
14300 when converting a single bit compare.
14302 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14304 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
14306 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
14308 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
14309 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
14312 * reload.c (push_reload): Do not call remove_address_replacements
14313 when presented with identical optional reloads.
14315 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
14317 * alpha.h (MASK_FIX, TARGET_FIX): New.
14318 (MASK_*): Reorganize constants.
14319 (CPP_AM_FIX_SPEC): New.
14320 (TARGET_SWITCHES): Add FIX.
14321 (EXTRA_SPECS): Likewise.
14322 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
14323 (SECONDARY_MEMORY_NEEDED): Likewise.
14324 (REGISTER_MOVE_COST): Likewise.
14325 * alpha.c (override_options): Add FIX support. Always use
14326 ALPHA_TP_PROG for ev6.
14327 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
14328 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
14329 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
14331 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
14333 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14334 something is a candidate for optimize_bit_field_compare.
14336 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
14338 * gcc.texi (Passes): Document branch-shortening.
14339 * invoke.texi (Debugging Options): Document the fact that `-dp'
14340 outputs length information for instructions.
14342 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
14344 * flow.c: Revert previous delta.
14346 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
14348 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
14349 FRAME_POINTER_REGNUM.
14350 (mark_set_1): Ditto.
14351 (mark_used_regs): Ditto.
14353 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
14355 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
14356 (GOT_PCREL): New macro. Define to 1 if not already defined.
14357 * arm/elf.h (GOT_PCREL): Define to 0.
14358 * arm.c (arm_finalize_pic): Take into account the setting of
14361 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
14363 * output.h (STRIP_NAME_ENCODING): Provide default definition.
14364 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
14366 * flow.c (mark_set_1): Do not record BLKmode stores as dead
14367 store elimination candidates.
14369 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
14371 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
14374 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
14376 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
14377 Add use of x-aix41-gld.
14379 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
14381 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
14382 (ASM_OUTPUT_DESTRUCTOR): Define.
14384 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
14386 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
14387 last CODE_LABEL in a loop if we have previously passed a jump
14388 to the top of the loop.
14390 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
14392 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
14393 applying Philip's patch.
14395 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
14397 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
14400 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
14402 * loop.c (strength_reduce): Grow reg_single_usage as needed.
14404 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
14406 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
14407 Also remove a useless comment.
14409 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14411 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
14413 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
14415 * collect2.c (main): Only generate import or export file and add
14416 to link arguments if non-empty. Use xmalloc not alloca.
14417 (write_{export,import}_file): Delete.
14418 (write_aix_file): New function.
14419 (locatelib): Use xmalloc not malloc.
14420 (GCC_OK_SYMBOL): Do not check type if aix64.
14422 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
14424 Based on patch by Scott Bambrough and Pat Beirne:
14425 * config/arm/arm.c (making_const_table): New variable.
14426 * config/arm/arm.h (making_const_table): Declare.
14427 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
14429 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
14430 Keep track of when we are building the constant table.
14432 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
14434 * config/arm/arm.c (arm_override_options): Fix erroneous warning
14437 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
14439 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
14442 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
14444 * tm.texi (FUNCTION_ARG): Correct description of a stack element
14447 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
14449 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
14451 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14453 * rs6000.c (output_mi_thunk): Enable full support again.
14455 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14457 * sh.h (BRANCH_COST): Define.
14459 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
14461 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
14463 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
14465 * function.c (assign_stack_local): Align stack slot propertly.
14466 (assign_outer_stack_local): Likewise.
14468 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
14470 * expr.h (lang_expand_constant): Declare.
14471 * toplev.c (lang_expand_constant): Define it.
14472 * varasm.c (output_constant): Use it.
14474 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14476 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
14477 Change function definitions to K&R style.
14479 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14481 * fixinc/fixincl.c: We must not ignore SIGCLD now.
14483 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
14485 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
14486 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
14487 (several places): omit static initialization
14488 (process): use single fd, since only the read fd is used
14489 * fixinc/gnu-regex.c: define 'const' away, if not supported
14490 * fixinc/procopen.c(several places): omit static initialization
14491 * fixinc/server.c: define 'volitile' away, if not supported
14493 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14495 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
14496 asm_fprintf and %L to generate the label name.
14497 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
14498 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
14500 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
14502 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
14503 insn for a conditional jump can not be found.
14505 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
14507 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
14508 on variables in specific sections other than .sbss and .sdata.
14510 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
14512 * stmt.c (expand_return): Call start_cleanup_deferral and
14513 end_cleanup_deferral around conditional code.
14515 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14517 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
14518 filename lists. Utilizes new "krstr" AutoGen function.
14519 * fixinc/fixincl.x: Rebuilt.
14521 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
14523 * i386.c (output_float_compare): Avoid GNU-C extensions.
14525 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
14527 * version.c: Bump to distinguish mainline tree from the
14530 See ChangeLog.1 for earlier changes.