1 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
3 Support for C++ constructors/destructors.
4 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
5 instead of looping if main() returns.
6 (asm_file_start): Output global symbols that cause .data and .bss
7 initialization code to be linked in, unconditionally for now.
8 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
9 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
10 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
12 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
14 (__do_copy_data, __do_clear_bss): New.
15 (__do_global_ctors, __do_global_dtors): New.
16 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
19 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
21 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
22 (CPP_SPEC, CPP_PREDEFINES): Kill.
23 * c4x/rtems.h (CPP_PREDEFINES): Kill.
24 (TARGET_OS_CPP_BUILTINS): New.
26 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
28 * Makefile.in (tracer.o): New.
29 * params.def (TRACER_*): New options.
30 * rtl.h (tracer): Declare.
31 * timevar.def (TV_TRACER): New.
32 * toplev.c (dump_file_index): Add DFI_tracer.
33 (dump_file_info): Add tracer.
35 (lang_indepdenent_options): Add tracer.
36 (rest_of_compilation): Call tracer.
38 * invoke.texi (-ftracer): Document.
39 (--param tracer-*): Document.
41 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
43 * tree-inline.c (expand_call_inline): Make the statement
44 expression we generate have a COMPOUND_STMT.
46 2002-06-01 Roger Sayle <roger@eyesopen.com>
48 * gcse.c (cprop_cc0_jump): Function deleted.
49 (cprop_jump): Take an additional argument which is the possibly
50 NULL cc setting insn immediately before the conditional jump.
51 When a MODE_CC set is present, substitute it into the JUMP_INSN
52 before attempting the constant propagation.
53 (cprop_insn): Recognize cc setters followed by conditional jumps
54 as a special case. Use cprop_jump instead of cprop_cc0_jump.
55 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
56 (find_bypass_set): New function based upon find_avail_set used by
57 cprop, but finds constant expressions available at the end of
59 (bypass_block): New function. Given a basic block that begins
60 with a conditional jump and multiple incoming edges, perform
61 the jump bypass optimization.
62 (bypass_conditional_jumps): New function. Call bypass_block with
63 each suitable basic block in the CFG using a simple single pass.
65 2002-06-01 Roger Sayle <roger@eyesopen.com>
67 * tree.c (real_minus_onep): New function to test for -1.0.
68 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
70 2002-06-01 Roger Sayle <roger@eyesopen.com>
72 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
73 and "!p && !q" into "(p|q) == 0" under suitable conditions.
75 2002-06-01 Andreas Jaeger <aj@suse.de>
77 * cppexp.c (cpp_classify_number): Cast precission to int for
78 correct printf format.
80 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
82 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
83 expected, but don't really exist: atmega83, atmega85, attiny10.
84 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
85 emulations for all devices.
86 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
87 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
89 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
91 * config/h8300/h8300-protos.h: Add a prototype for
92 h8300_shift_needs_scratch_p.
93 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
94 * config/h8300/h8300.h (OK_FOR_R): New.
97 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
98 * config/h8300/h8300.md (anonymous shift patterns): Use
99 constraints R, S, and T.
101 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
103 * basic-block.h (struct basic_block_def): New field loop_father.
104 (BB_VISITED): New flag.
105 (struct loop): New field pred, removed field shared.
106 (struct loops): New field parray.
107 (LOOP_EXITS_DOMS): Removed.
108 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
109 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
110 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
111 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
112 verify_loop_structure): Declare.
113 * cfg.c (entry_exit_blocks): Initialize loop_father field.
114 * cfganal.c (dfs_enumerate_from): New function.
115 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
116 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
117 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
118 flow_loop_dump, flow_loops_dump, flow_loops_free,
119 flow_loop_tree_node_add, flow_loop_level_compute,
120 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
121 flow_loop_outside_edge_p): Modified for new infrastructure.
122 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
123 redirect_edge_with_latch_update, flow_loop_free): New static functions.
124 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
125 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
126 find_common_loop, verify_loop_structure, loop_latch_edge,
127 loop_preheader_edge): New functions.
128 (flow_loops_cfg_dump): Do not show dominators, as this information
129 does not remain up to date long.
130 (flow_loops_find): Store results in new format.
131 * predict.c (propagate_freq, estimate_probability,
132 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
135 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
137 * except.c (nothrow_function_p): Walk epilogue delay list
138 checking the insn, not the chain for potential throws.
140 2002-05-31 Zack Weinberg <zack@codesourcery.com>
142 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
143 (install): Refer to install-cpp directly.
144 (uninstall-cpp): Folded into uninstall rule.
145 * configure.in: Delete all code relating to --disable-cpp.
146 * configure: Regenerate.
147 * config/t-install-cpp: Delete.
149 2002-05-31 Richard Henderson <rth@redhat.com>
151 * configure.in (HAVE_AS_TLS): Add alpha tests.
152 * configure: Rebuild.
153 * config/alpha/alpha.c (TARGET_AS_TLS): New.
154 (alpha_tls_size, alpha_tls_size_string): New.
155 (overide_options): Set it. Always install machine_status hooks.
156 (input_operand): Accept got tls predicates.
157 (local_symbol_p): Merge into ...
158 (local_symbolic_operand): ... here. Reject tls symbols.
159 (global_symbolic_operand): Likewise.
160 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
161 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
162 (tp16_symbolic_operand, tp32_symbolic_operand): New.
163 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
164 (alpha_encode_section_info): Handle TLS symbols.
165 (alpha_strip_name_encoding): Likewise.
166 (alpha_legitimate_address_p): Likewise.
167 (alpha_legitimize_address): Likewise.
168 (alpha_expand_mov): Early exit to avoid nop moves.
169 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
170 (alpha_init_machine_status, alpha_mark_machine_status,
171 alpha_free_machine_status): Always define.
172 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
173 (print_operand, print_operand_address): Add TLS relocs.
174 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
175 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
176 (TARGET_SWITCHES): Add -mtls-kernel.
177 (alpha_tls_size, alpha_tls_size_string): New.
178 (TARGET_OPTIONS): Add -mtls-size=.
179 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
180 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
181 (ASM_OUTPUT_LABELREF): Skip %.
182 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
183 (PREDICATE_CODES): Update.
184 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
185 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
186 UNSPEC_TP, UNSPECV_SET_TP): New.
187 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
188 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
189 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
190 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
191 (call_value_osf_2_er): Accept anything as op4.
192 * config/alpha/alpha-protos.h: Update.
193 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
195 2002-05-31 Zack Weinberg <zack@codesourcery.com>
197 * cppinit.c (append_include_chain): Always pay attention to
198 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
201 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
203 * target.h: Fix formatting.
204 * timevar.h: Likewise.
206 * toplev.c: Likewise.
207 * toplev.h: Likewise.
209 * tree-dump.h: Likewise.
211 * tree-inline.h: Likewise.
212 * unroll.c: Likewise.
213 * unwind-dw2.c: Likewise.
214 * unwind-dw2-fde.c: Likewise.
215 * unwind-dw2-fde-glibc.c: Likewise.
216 * unwind-dw2-fde.h: Likewise.
217 * unwind.h: Likewise.
218 * unwind-sjlj.c: Likewise.
219 * varasm.c: Likewise.
220 * varray.h: Likewise.
221 * vmsdbg.h: Likewise.
222 * vmsdbgout.c: Likewise.
223 * xcoffout.h: Likewise.
225 2002-05-31 Igor Shevlyakov <igor@microunity.com>
227 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
228 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
230 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
232 * gcc.c (cpp_unique_options): Remove "-d" options.
233 (cpp_debug_options): New spec string.
234 (default_compilers): Use it.
235 * objc/lang-specs.h: Likewise.
237 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
239 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
240 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
241 * gcc/mklibgcc.in: Likewise.
242 * gcc/config/arc/t-arc: Likewise.
243 * gcc/configure.in: Likewise.
244 * gcc/configure: Regenerate.
246 2002-05-31 Stan Shebs <shebs@apple.com>
247 Turly O'Connor <turly@apple.com>
249 * c-decl.c (struct binding_level): Change int field n_incomplete
250 to tree list incomplete_list.
251 (clear_binding_level): Init field with NULL.
252 (pushdecl): Add incomplete type to list.
253 (mark_binding_level): Mark the incomplete list.
254 (finish_struct): Scan the incomplete list for types instead
255 of all decls in the current binding level.
257 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
259 * pa.c (output_millicode_call): Add missing '%' characters.
260 (output_call): Likewise.
262 2002-05-31 David Edelsohn <edelsohn@gnu.org>
264 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
265 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
267 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
269 * varasm.c (mark_constant_pool): Walk epilogue delay list
270 checking the insn, not the chain for potential constants.
272 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
274 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
276 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
278 * i386.c (classify_argument): Properly handle base types.
280 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
281 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
284 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
286 * gcse.c (gcse_emit_move_after): New.
287 (pre_delete, hoist_store): Use it.
289 * reload1.c (emit_input_reload_insns): Use constrain_operands
290 instead of constraint_accepts_reg_p to verify optimization.
291 (constraint_accepts_reg_p): Kill
293 * reload1.c (reload_cse_delete_noop_set): Kill.
294 (reload_cse_simplify): use delte_insn_and_edges.
296 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
298 * cfgloop.c (flow_loops_find): Initialize first and last fields
301 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
303 * c-common.c (builtin_define_std): Correct logic.
305 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
307 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
308 (output_call): Likewise.
310 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
312 * pa.c: Move output.h include after tree.h include.
313 (pa_asm_output_mi_thunk): Constify identifier lab.
315 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
317 * config/ns32k/ns32k.h: Define named constants for the
318 bits in target_flags and use them.
319 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
321 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
323 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
324 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
325 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
326 default scheduling model.
327 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
328 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
329 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
330 * doc/install.texi (hppa*-*-*): Document default scheduling.
332 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
334 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
336 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
338 * config.gcc (ns32k-*-netbsd*): Set tm_file to
339 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
340 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
341 netbsd.h, or netbsd-aout.h.
343 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
345 * longlong.h (count_trailing_zeros): Add missing \, and clean up
346 whitespace in __ns32000__ case.
348 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
350 * expr.c (expand_expr): Output partially zeroed out vectors with
353 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
355 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
357 (shl*-*-netbsdelf*): New targets.
358 * config/sh/netbsd-elf.h: New file.
360 2002-05-30 Richard Henderson <rth@redhat.com>
361 Eric Botcazou <ebotcazou@multimania.com>
364 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
365 to unsigned int for op1 comparisons. Use gen_int_mode.
367 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
369 * expmed.c (const_mult_add_overflow_p): New.
370 * expr.h: Declare it.
371 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
372 Don't eliminate the biv if the giv has a constant multiplier and
373 the rhs argument of the comparison does satisfy the predicate.
374 Use expand_mult_add to compute the replacement constant.
376 2002-05-30 Osku Salerma <osku@iki.fi>
378 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
379 (c_common_get_alias_set): Handle it.
380 * doc/extend.texi: Document it.
382 2002-05-30 Richard Henderson <rth@redhat.com>
384 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
385 * toplev.c (process_options): Don't check it.
386 * doc/tm.texi: Don't document it.
387 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
388 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
389 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
390 frame pointer optimization if current_function_profile.
392 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
394 * langhooks.c: Fix formatting.
395 * langhooks.h: Likewise.
397 * libgcc2.c: Likewise.
399 * local-alloc.c: Likewise.
403 2002-05-30 Marc Espie <espie@openbsd.org>
405 * config.gcc (sparc64-*-openbsd*): New.
406 * config/sparc/openbsd1-64.h: New.
407 * config/sparc/openbsd64.h: New.
409 2002-05-30 Jeff Law <law@redhat.com>
411 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
412 a dead insn with a REG_RETVAL note when the entire libcall is not
413 dead and remove the associated REG_LIBCALL note at the same time.
415 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
417 * lcm.c (output.h): #include.
418 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
419 as an ordinary block.
420 (optimize_mode_switching): Don't pretend that the exit block is
421 an ordinary block, or handle sucessors of entry block specially.
422 Instead, split edges from entry block and to exit block, and
423 put a computing definition on the thus gained post-entry-block,
424 and a need on the pre-exit-block.
426 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
428 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
429 * rtl.texi: Document 'B'
431 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
433 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
435 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
437 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
439 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
440 const0_rtx instead of NULL_RTX when in error.
441 (altivec_expand_abs_builtin): Same.
442 (rs6000_expand_binop_builtin): Same.
443 (altivec_expand_predicate_builtin): Same.
444 (altivec_expand_stv_builtin): Same.
445 (rs6000_expand_ternop_builtin): Same.
446 (altivec_expand_builtin): Same.
448 2002-05-29 David S. Miller <davem@redhat.com>
450 * rtl.h (clear_emit_caches): Delete.
451 * integrate.c (output_inline_function): Don't call it.
452 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
453 (clear_emit_caches): Delete definition.
454 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
456 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
458 * config/mmix/mmix.c: Include real.h.
459 (mmix_constant_address_p): Remove redundant test before switch.
461 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
463 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
464 only if not already defined.
466 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
468 * config/h8300/h8300-protos.h: Remove prototypes for
469 ok_for_bclr and small_power_of_two.
470 * config/h8300/h8300.c (small_power_of_two): Remove.
471 (ok_for_blcr): Likewise.
472 (fix_bit_operand): Make WHAT deal with an integer instead of a
473 constraint character.
474 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
475 (CONST_OK_FOR_P): Likewise.
476 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
477 CONST_OK_FOR_P any more.
478 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
483 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
485 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
486 (CPP_PREDEFINES): Make sure this is undefined.
487 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
488 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
489 or -U__MIPSEB__ before defining one or the other. Instead,
490 use %(subtarget_endian_default) if neither -EB nor -EL are
492 (SUBTARGET_EXTRA_SPECS): Define.
493 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
496 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
498 * doc/md.texi (Patterns): Note pattern condition pitfall
501 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
503 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
504 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
505 ternary operations from here...
506 (rs6000_expand_builtin): ...to here.
507 New argument expandedp.
508 Change all instances of altivec_expand_binop_builtin to
509 rs6000_expand_binop_builtin.
510 (altivec_expand_unop_builtin): Rename to
511 rs6000_expand_unop_builtin.
512 (altivec_expand_binop_builtin): Rename to
513 rs6000_expand_binop_builtin.
514 (altivec_expand_ternop_builtin): Rename to
515 rs6000_expand_ternop_builtin.
517 2002-05-29 Richard Henderson <rth@redhat.com>
519 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
520 (TARGET_BI_ARCH): Likewise.
521 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
522 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
523 (TARGET_64BIT_DEFAULT): Default to 0.
524 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
526 2002-05-29 Richard Henderson <rth@redhat.com>
528 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
529 (get_pc_thunk_name): New.
530 (output_set_got): Use it.
531 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
532 into linkonce sections.
534 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
536 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
537 (CPP_PREDEFINES): Make sure this is undefined.
538 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
539 (CPP_SUBTARGET_SPEC): Don't provide different versions for
540 default-32 and default-64. Just always use %(netbsd_cpp_spec).
541 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
542 cpp_subtarget_spec64. Add netbsd_cpp_spec.
543 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
544 (CPP_PREDEFINES): Make sure this is undefined.
545 (SUBTARGET_EXTRA_SPECS): Define.
546 (CPP_SPEC): Use %(netbsd_cpp_spec).
548 2002-05-29 Jeff Law <law@redhat.com>
550 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
552 * flow.c (propagate_one_insn): Do not remove a dead insn if it
553 contains a REG_RETVAL note.
555 * haifa-sched (sched_analyze): Remove another useless clearing
556 of SCHED_GROUP_P I missed yesterday.
558 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
559 * pa.c (pa_asm_output_mi_thunk): New function.
560 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
562 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
563 Marek Michalkiewicz <marekm@amelek.gda.pl>
565 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
566 (avr_asm_only_p): Make non-static.
567 (enum avr_arch): Remove.
568 (avr_arch_types): New.
569 (avr_mcu_types): Update.
570 (avr_override_options): Use avr_arch_types table instead of switch.
571 * avr.h (CPP_PREDEFINES): Die.
572 (avr_base_arch_macro, avr_extra_arch_macro): New.
573 (TARGET_CPU_CPP_BUILTINS): New.
574 (CPP_SPEC, EXTRA_SPECS): Simplify.
575 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
578 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
580 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
581 NETBSD_OS_CPP_BUILTINS_AOUT.
582 (SUBTARGET_EXTRA_SPECS): Define.
583 (CPP_SPEC): Use %(netbsd_cpp_spec).
585 2002-05-29 Richard Henderson <rth@redhat.com>
587 * config/i386/i386.c (ix86_output_function_epilogue): New.
588 (TARGET_ASM_FUNCTION_EPILOGUE): New.
589 (pic_label_name): Remove.
590 (pic_labels_used): New.
591 (ix86_asm_file_end): Emit one pc load stub for each register used.
592 (output_set_got): Generate deep pc load to any register.
593 (ix86_select_alt_pic_regnum): New.
594 (ix86_save_reg): Don't save pic register if we can find a valid
595 call-clobbered replacement.
596 (ix86_expand_prologue): If we found a valid replacement, renumber
597 pic_offset_table_rtx.
598 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
599 pic_offset_table_rtx after reload.
600 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
601 * config/i386/i386.md (set_got): Make insn, not expander.
602 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
604 2002-05-29 Richard Henderson <rth@redhat.com>
606 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
607 alignment for alloca.
609 2002-05-29 Richard Henderson <rth@redhat.com>
611 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
612 (print_operand_address): Only add rip for symbolic addresses
613 for which we do not have another relocation type.
615 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
617 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
618 (EXTRA_SPECS): Add netbsd_cpp_spec.
619 (CPP_SPEC): Use %(netbsd_cpp_spec).
620 (CPP_PREDEFINES): Remove.
621 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
622 (EXTRA_SPECS): Define.
623 (CPP_SPEC): Use %(netbsd_cpp_spec).
624 (CPP_PREDEFINES): Remove.
626 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
629 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
632 2002-05-29 Eric Christopher <echristo@redhat.com>
634 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
635 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
637 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
639 * config/fr30/fr30.md: Remove previous restriction on splits.
640 Enforce conformance through gen_lowpart and cont_int_operand.
641 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
642 as the assembler does not support ".bss".
644 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
646 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
647 (CPP_PREDEFINES): Remove.
648 (SUBTARGET_EXTRA_SPECS): Define.
649 (CPP_SPEC): Use %(netbsd_cpp_spec).
650 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
651 (CPP_PREDEFINES): Remove.
652 (SUBTARGET_EXTRA_SPECS): Define.
653 (CPP_SPEC): Use %(netbsd_cpp_spec).
654 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
655 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
656 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
658 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
660 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
661 Zack Weinberg <zack@codesourcery.com>
663 * cppexp.c (cpp_num): Move to cpplib.h.
665 (interpret_float_suffix, interpret_int_suffix): New.
666 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
667 (cpp_classify_number, cpp_interpret_integer): New.
668 (interpret_number): Remove.
669 (eval_token): Update to use new routines.
670 * cpphash.h (cpp_num_part): Move to cpplib.h.
671 * cppinit.c (cpp_post_options): Set warn_long_long.
672 * cpplib.h (struct cpp_options): Add warn_long_long.
673 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
674 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
675 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
676 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
677 cpp_interpret_integer): New.
679 2002-05-29 Joel Sherrill <joel@OARcorp.com>
681 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
683 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
685 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
686 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
687 (CPP_SUBTARGET_SPEC): Define.
688 (SUBTARGET_EXTRA_SPECS): Define.
691 2002-05-29 Chris Lattner <sabre@nondot.org>
693 * ssa.c (rename_insn_1): Rename uses of undefined registers to
694 prevent confusion if/when the register is defined.
696 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
699 * config/cris/cris.md: Fix typos and thinkos in comments.
700 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
702 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
703 ("*mov_sideqi_mem"): Similar, but for operand 3.
704 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
705 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
706 Remove spurious mode specifier on operand 2.
708 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
710 * config/h8300/h8300-protos.h: Remove the prototype for
712 Add prototypes for single_one_operand and single_zero_operand.
713 * config/h8300/h8300.c (o_operand): Remove.
714 (single_one_operand): New.
715 (single_zero_operand): Likewise.
716 (print_operand): For 'V' operand, and the operand with 0xff.
717 For 'V' and 'W' operands, do not and the bit position with 7.
718 * config/h8300/h8300.md (various anonymous patterns): Replace
719 use of exact_log2 with single_one_operand/single_zero_operand.
721 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
723 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
725 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
727 * config/s390/s390.c (legitimate_pic_operand_p): Do not
728 accept symbolic LARL operands.
729 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
732 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
734 * config/s390/s390.md (cmpstr_64/31): Mark whole
735 input registers as used.
737 2002-05-28 Richard Henderson <rth@redhat.com>
739 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
740 not current_function_uses_pic_offset_table and
741 current_function_uses_const_pool; examine current_function_profile.
742 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
743 input to blockage if needed.
744 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
745 (legitimize_pic_address): Likewise. Set regs_ever_live for
746 pic_offset_table_rtx when invoked during reload.
747 * config/i386/i386.h (FINALIZE_PIC): Remove.
748 * config/i386/i386.md (tablejump): Reformat. Do not set
749 current_function_uses_pic_offset_table.
750 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
751 (blockage): Accept anything as operand 0.
753 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
755 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
756 common CPP built-ins for all NetBSD a.out targets.
757 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
758 common CPP built-ins for all NetBSD ELF targets.
759 * config/netbsd.h: Add missing notice.
760 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
761 for all NetBSD targets.
762 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
763 for all NetBSD targets using an LP64 code model.
764 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
767 2002-05-28 Richard Henderson <rth@redhat.com>
769 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
770 update if UPDATE_LIFE_LOCAL.
772 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
774 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
776 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
777 Jason R. Thorpe <thorpej@wasabisystems.com>
779 config/sh reorganization to factor out endianness and coff:
781 * config/sh/little.h: New file.
782 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
783 defined, define to 0 to select big-endian.
784 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
785 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
786 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
787 * config/sh/t-be: New file.
788 * config/sh/t-le: New file.
790 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
791 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
792 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
793 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
794 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
795 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
796 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
797 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
798 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
799 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
800 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
801 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
802 (LINK_SPEC): Define to SH_LINK_SPEC.
803 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
804 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
805 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
806 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
807 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
808 * config/sh/coff.h: New file.
809 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
810 (TARGET_OBJFMT_CPP_BUILTINS): Define.
811 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
812 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
813 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
814 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
815 (PTRDIFF_TYPE): Likewise.
816 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
817 (CPP_PREDEFINES): Don't define.
818 (TARGET_OBJFMT_CPP_BUILTINS): Define.
819 (LINK_SPEC): Define to SH_LINK_SPEC.
820 (LINK_EMUL_PREFIX): Redefine.
821 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
822 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
823 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
824 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
825 (TARGET_OS_CPP_BUILTINS): Define.
826 (TARGET_DEFAULT): Redefine.
827 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
828 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
829 (LINK_SPEC): Don't redefine.
830 (LINK_DEFAULT_CPU_EMUL): Redefine.
831 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
832 * sh.c (sh_asm_named_section): Don't declare / define.
833 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
834 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
835 (sh64-*-elf* tm_file): Likewise.
836 (sh-*-rtemself* tm_file): Likewise.
837 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
838 (sh-*-linux* tmake_file): Add sh/t-le.
839 (sh-*-rtems* tm_file): Add sh/coff.h
840 (sh-*-* tm_file): Likewise.
842 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
844 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
845 CONSTANT_POOL_ADDRESS_P.
847 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
849 2002-05-28 David Edelsohn <edelsohn@gnu.org>
850 Jeff Law <law@redhat.com>
852 * optabs.c (expand_binop): Fix nwords sign warnings.
853 generate pseudo for add_optab.
855 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
856 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
858 2002-05-28 Marc Espie <espie@openbsd.org>
860 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
861 inherited from gas.h.
862 (ASM_QUAD): Undef. OpenBSD does not support it.
864 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
866 * doc/install.texi (binaries): Change mingw binaries
867 link to www.mingw.org.
869 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
871 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
873 2002-05-28 Richard Henderson <rth@redhat.com>
875 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
876 bottom alignment for leaf functions.
878 2002-05-28 Zack Weinberg <zack@codesourcery.com>
880 * config/pa/milli32.S, config/pa/lib1funcs.asm,
881 config/sparc/sol2-g1.asm: Delete unused files.
883 2002-05-28 Richard Henderson <rth@redhat.com>
885 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
887 * flow.c (calculate_global_regs_live): Rename call_used to
888 invalidated_by_call. Initialize from regs_invalidated_by_call
889 instead of call_used_regs.
891 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
894 2002-05-28 Zack Weinberg <zack@codesourcery.com>
896 * tree.h: Don't include real.h.
897 Forward-declare struct realvaluetype.
898 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
900 (TREE_REAL_CST_PTR): New accessor.
901 (TREE_REAL_CST): Update.
902 * real.h: Include machmode.h.
903 (realvaluetype): Make it struct realvaluetype, not a typedef.
904 (build_real): Prototype here.
906 * tree.c: Include real.h.
907 (build_real): Allocate the REAL_VALUE_TYPE as a separate
908 object in GC memory, set TREE_REAL_CST_PTR to point to it.
909 (build_real_from_int_cst): Use build_real.
910 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
913 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
914 fold-const.c, print-tree.c, real.c: Include real.h.
915 * Makefile.in: Update dependency lists.
917 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
919 * basic-block.h (last_basic_block): Declare.
920 (expunge_block_nocompact): Declaration removed.
921 (compact_blocks): Declare.
922 * cfg.c (last_basic_block): New variable.
923 (expunge_block_nocompact): Removed.
924 (expunge_block): Do not compact basic blocks.
925 (compact_blocks): New.
926 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
928 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
930 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
931 real positions of blocks.
932 (delete_unreachable_blocks): Simplified -- quadratic behavior now
934 (cleanup_cfg): Compact blocks.
935 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
936 basic_block_info varray.
937 (flow_delete_block): Comment update.
938 (back_edge_of_syntactic_loop_p): Modify position check code.
939 (verify_flow_info): Update checking.
940 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
941 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
942 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
943 indices no longer change.
944 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
946 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
947 * profile.c (branch_prob): Compact blocks.
948 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
951 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
953 * config/h8300/h8300.md (two anonymous patterns): New.
955 2002-05-28 David S. Miller <davem@redhat.com>
957 * config/sparc/sparc.md (cpu): Tidy.
958 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
960 (in_call_delay): Delete reference to 'return' type.
961 (eligible_for_return_delay, in_return_delay, define_delay
962 referencing those): Delete.
963 (rest of file): Use new type attributes as appropriate.
964 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
965 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
966 * config/sparc/ultra1_2.md (us1_single): New reservation.
967 (us1_ialuX): Likewise.
968 * config/sparc/ultra3.md (us3_single): Likewise.
969 (us3_ialuX): Likewise.
970 (us3_imul, us3_idiv): Tweak.
972 2002-05-28 Richard Henderson <rth@redhat.com>
974 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
977 2002-05-28 Richard Henderson <rth@redhat.com>
979 * config.gcc: Obsolete mn10200.
981 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
983 * cppexp.c (interpret_number): Optimize for single-digit
984 and less-than-half-precision cases.
985 (num_trim, num_positive, num_div_op): Cast constants.
987 2002-05-27 Bo Thorsen <bo@suse.de>
989 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
990 3.1 branch. The file was made by Jakub Jelinek.
991 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
992 support so multilib doesn't break. And don't define this at all
993 when -Dinhibit_libc is used.
994 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
995 * config/i386/t-linux64: Implement full multilib support. Patch
996 originally done by Andreas Jaeger and Jakub Jelinek.
998 2002-05-27 Roger Sayle <roger@eyesopen.com>
1000 * c-common.c: Add support for __attribute__((nothrow)) to specify
1001 that a function cannot throw an exception (using TREE_NOTHROW).
1002 (handle_nothrow_attribute): New function to process this attribute.
1004 * doc/extend.texi: Document the new nothrow function attribute.
1006 2002-05-27 H.J. Lu (hjl@gnu.org)
1008 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
1009 (num_positive): Likewise.
1010 (num_div_op): Likewise.
1012 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1014 * c-common.c (c_common_init): Always use intmax_t.
1016 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1018 * c-common.c (c_common_init): Use intmax_t for now.
1020 2002-05-24 Andrew Haley <aph@redhat.com>
1022 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
1023 if T is a boolean type.
1025 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1027 * basic-block.h (last_basic_block): Defined as synonym for
1029 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
1030 flow_depth_first_order_compute, flow_preorder_transversal_compute,
1031 flow_dfs_compute_reverse_init): Replaced relevant occurences of
1032 n_basic_blocks with last_basic_block.
1033 * cfgbuild.c (make_edges): Likewise.
1034 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
1035 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
1036 * combine.c (combine_instructions): Likewise.
1037 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
1038 iterative_dataflow_bitmap): Likewise.
1039 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
1040 calc_idoms, idoms_to_doms): Likewise.
1041 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
1043 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
1044 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
1045 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
1046 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
1047 delete_null_pointer_checks, compute_code_hoist_vbeinout,
1048 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
1049 compute_store_table, build_store_vectors): Likewise.
1050 * haifa-sched.c (sched_init): Likewise.
1051 * ifcvt.c (if_convert): Likewise.
1052 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1053 pre_edge_lcm, compute_available, compute_nearerout,
1054 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
1056 * predict.c (estimate_probability, process_note_prediction,
1057 note_prediction_to_br_prob): Likewise.
1058 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
1059 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1060 * regrename.c (copyprop_hardreg_forward): Likewise.
1061 * resource.c (init_resource_info): Likewise.
1062 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
1063 init_regions, schedule_insns): Likewise.
1064 * ssa-ccp.c (ssa_const_prop): Likewise.
1065 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1066 * ssa.c (compute_dominance_frontiers,
1067 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
1069 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
1070 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
1073 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1075 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
1077 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
1078 hoist_insn_after, hoist_insn_to_edge): New.
1080 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
1082 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
1083 (PROP_FINAL): Include.
1084 * flow.c (life_analysis, update_life_info,
1085 init_propagate_block_info, mark_set_1, mark_used_rgs):
1086 Support SCAN_DEAD_STORE.
1088 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1090 * c-common.c (c_common_init): Set CPP arithmetic precision.
1091 * cppexp.c (cpp_num_part): Move typedef ...
1092 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
1093 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
1094 (sanity_checks): Update.
1096 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
1098 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
1099 (mkheaders): New rule.
1100 (install-mkheaders): New rule.
1101 * configure.in (all_outputs): Add mkheaders.
1102 * configure: Regenerate.
1103 * mkheaders.in: New file.
1105 2002-05-26 Jakub Jelinek <jakub@redhat.com>
1107 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
1109 2002-05-26 Andreas Jaeger <aj@suse.de>
1111 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
1113 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
1115 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
1116 right_shift): Remove.
1117 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
1119 (struct op): Use cpp_num.
1120 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
1121 num_part_mul, num_unary_op, num_binary_op, num_negate,
1122 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
1123 num_div_op, num_lshift, num_rshift, append_digit): New.
1124 (interpret_number, parse_defined, eval_token, reduce): Update
1125 for two-integer arithmetic.
1126 (binary_handler): New typedef.
1128 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
1129 (_cpp_parse_expr, reduce): Update to handle two-integers.
1130 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
1132 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1134 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
1135 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
1136 branch insn into account, do not assume 1.
1137 (avr_out_sbxx_branch): New function. Optimize cases of skipping
1138 over single word insn. Handle upper half of I/O space too.
1139 * config/avr/avr.md (*sbrx_branch): Use it.
1140 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
1141 (*sbix_branch, *sbix_branch_bit7): Likewise.
1142 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
1143 Use RTL peepholes to optimize register operand sign tests.
1145 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1147 * config/avr/avr.c (avr_asm_only_p): New variable.
1148 (avr_override_options): Set it here if AVR1.
1149 (asm_file_start): Test it here, report an error if set.
1151 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
1153 * alias.c: Fix formatting.
1154 * attribs.c: Likewise.
1155 * bb-reorder.c: Likewise.
1156 * bitmap.c: Likewise.
1157 * bitmap.h: Likewise.
1158 * builtins.c: Likewise.
1160 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
1162 * reload.c (find_valid_class): Accept new argument DEST,
1163 choose class accordingly.
1164 (push_reload): Update callers.
1166 2002-05-26 Andreas Jaeger <aj@suse.de>
1168 * combine.c (combine_instructions): Do not indent #if for
1171 2002-05-25 Richard Henderson <rth@redhat.com>
1173 * c-pragma.c (apply_pragma_weak): Convert value identifier to
1174 string for decl_attributes.
1175 (handle_pragma_weak): Call assemble_alias if we're modifying
1178 2002-05-25 Richard Henderson <rth@redhat.com>
1181 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
1182 using rtl instead of fprintf.
1183 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
1184 * config/sparc/sparc-protos.h: Update.
1186 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1188 * Makefile.in (C_COMMON_H): Fix.
1189 Update other targets.
1190 * c-common.c: Don't include c-lex.h.
1191 (builtin_define_with_value): Make static and prototype.
1192 (builtin_define_std): Move from c-lex.h.
1193 * c-common.h (init_c_lex): Move from c-lex.h.
1194 * c-decl.c: Don't include c-lex.h.
1195 (make_pointer_declarator): Move from c-parse.in.
1196 * c-lex.c: Don't include c-lex.h.
1198 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
1199 (make_pointer_declarator): Move to c-decl.c.
1200 * c-pragma.c: Don't include c-lex.h.
1201 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
1202 * c-tree.h (make_pointer_declarator): New.
1204 * passes.texi, tm.texi: Update.
1206 * Make-lang.in: Update and correct.
1207 * objc-act.c: Don't include c-lex.h or cpplib.h.
1209 * treetree.c: Don't include c-lex.h.
1211 * darwin-c.c: Don't include c-lex.h.
1212 * c4x/c4x-c.c: Don't include c-lex.h.
1213 * c4x/t-c4x: Update.
1214 * i370/i370-c.c: Don't include c-lex.h.
1215 * i370/t-i370: Update.
1216 * i960/i960-c.c: Don't include c-lex.h.
1217 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
1218 * i960/t-960bare: Update.
1219 * i960/t-vxworks: Update.
1220 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
1221 * rs6000/t-darwin: Update.
1222 * rs6000/t-rs6000-c-rule: Update.
1223 * v850/v850-c.c: Don't include c-lex.h.
1224 * v850/v850.c: Don't include c-lex.h or cpplib.h.
1227 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1229 * tree.def: Fix typos.
1230 * doc/install.texi: Likewise.
1232 2002-05-25 Richard Henderson <rth@redhat.com>
1234 * configure.in (HAVE_AS_TLS): Add ia64 test.
1235 * configure: Rebuild.
1236 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
1237 (override_options): Set it.
1238 (TARGET_HAVE_TLS): New.
1239 (sdata_symbolic_operand): Look for 's'.
1240 (tls_symbolic_operand): New.
1241 (ia64_expand_load_address): Abort for tls symbols.
1242 (gen_tls_get_addr): New.
1243 (gen_thread_pointer): New.
1244 (ia64_expand_move): Split out from movdi. Handle tls symbols.
1245 (rtx_needs_barrier): Add new unspecs.
1246 (ia64_encode_section_info): Handle tls symbols.
1247 (ia64_strip_name_encoding): Strip two encoding chars.
1248 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
1249 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
1250 (TARGET_OPTIONS): Add tls-size.
1251 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
1252 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
1253 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
1254 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
1255 (movsf, movdf): Likewise.
1256 (movdi_symbolic): Use match_scratch. Don't split if we won't
1257 have a scratch availiable.
1258 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
1259 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
1260 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
1261 * config/ia64/ia64-protos.h: Update.
1262 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1263 sdata_symbolic_operand.
1264 (ASM_OUTPUT_LABELREF): Strip two characters.
1266 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1268 * combine.c (simplify_set): Remove an unnecessary subreg.
1270 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
1272 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
1274 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
1276 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1278 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
1280 2002-05-25 Roger Sayle <roger@eyesopen.com>
1282 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
1283 (cond (compare x y) 0) into the equivalent (cond x y).
1285 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1287 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
1289 2002-05-24 Zack Weinberg <zack@codesourcery.com>
1291 * config.gcc: Remove all stanzas for previously obsoleted
1292 systems. Where necessary, add explicit error stanzas to
1293 prevent removed systems from being misidentified as something
1294 else. Begin a fresh obsoletions list, with the systems that
1295 were reprieved last round.
1296 * doc/install.texi: Remove all mention of dead targets.
1297 * fixinc/mkfixinc.sh: Likewise.
1299 * config/arm/arm.h: Bit 31 of target_flags is no longer
1302 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
1303 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
1304 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
1305 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
1306 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
1307 config/alpha/osf12.h, config/alpha/osf2or3.h,
1308 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
1309 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
1310 config/clipper/clipper-protos.h, config/clipper/clipper.c,
1311 config/clipper/clipper.h, config/clipper/clipper.md,
1312 config/clipper/clix.h, config/convex/convex-protos.h,
1313 config/convex/convex.c, config/convex/convex.h,
1314 config/convex/convex.md, config/convex/fixinc.convex,
1315 config/convex/proto.h, config/elxsi/elxsi-protos.h,
1316 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
1317 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
1318 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
1319 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
1320 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
1321 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
1322 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
1323 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
1324 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
1325 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
1326 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
1327 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
1328 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
1329 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
1330 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
1331 config/m68k/altos3068.h, config/m68k/apollo68.h,
1332 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
1333 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
1334 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
1335 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
1336 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
1337 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
1338 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
1339 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
1340 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
1341 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
1342 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
1343 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
1344 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
1345 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
1346 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
1347 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
1348 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
1349 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
1350 config/mips/dec-osf1.h, config/mips/elflorion.h,
1351 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
1352 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
1353 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
1354 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
1355 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
1356 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
1357 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
1358 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
1359 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
1360 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
1361 config/ns32k/sequent.h, config/ns32k/tek6000.h,
1362 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
1363 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
1364 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
1365 config/sparc/rtems.h, config/we32k/we32k-protos.h,
1366 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
1369 2002-05-24 Richard Henderson <rth@redhat.com>
1371 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
1372 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
1373 * config/i386/i386.c (tls_model_chars): Add leading space.
1374 (tls_symbolic_operand): Don't bias by 1.
1375 (legitimize_address): Don't unbias by 1.
1377 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1379 * lcm.c (optimize_mode_switching): Change bb used as indices
1382 2002-05-24 Richard Henderson <rth@redhat.com>
1384 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
1385 of update_life_info_in_dirty_blocks.
1387 2002-05-24 Jakub Jelinek <jakub@redhat.com>
1390 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
1392 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
1394 PR preprocessor/6780
1395 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
1397 2002-05-24 Jim Blandy <jimb@redhat.com>
1399 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
1400 entry with a type code of zero, marking the end of the compilation
1403 2002-05-24 Richard Henderson <rth@redhat.com>
1405 * varasm.c (asm_output_bss): Always output one byte.
1406 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1408 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1410 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
1413 2002-05-24 Andreas Jaeger <aj@suse.de>
1415 * ggc-page.c (alloc_page): Cast variables of type size_t to
1416 unsigned long, adjust printf format string.
1417 (ggc_alloc): Likewise.
1418 (ggc_print_statistics): Likewise.
1419 (ggc_print_statistics): Correct printf format string for SCALE to
1422 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1424 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
1426 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
1427 Zack Weinberg <zack@codesourcery.com>
1429 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
1431 * dwarf2out.c (lookup_filename): Properly quote filename in .file
1432 directive in assembly file.
1433 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1434 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1435 * config/pj/pj.h (ASM_FILE_START): Likewise.
1436 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1437 * config/avr/avr.c (asm_file_end): Likewise.
1438 * toplev.c (output_quoted_string): Handle possibly signed plain
1440 * toplev.h (output_clean_symbol_name): Declare
1441 * toplev.c (output_clean_symbol_name): Define.
1442 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
1443 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
1445 2002-05-24 Alan Modra <amodra@bigpond.net.au>
1447 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
1449 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
1451 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
1452 of size of unsigned.
1454 2002-05-23 Richard Henderson <rth@redhat.com>
1456 * configure.in (HAVE_AS_TLS): New test.
1457 * config.in, configure: Rebuild.
1458 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
1459 (ix86_tls_dialect_string, ix86_tls_dialect): New.
1460 (override_options): Set it.
1461 (tls_model_chars, tls_symbolic_operand): New.
1462 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
1463 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
1464 (local_exec_symbolic_operand): New.
1465 (get_pic_label_name): Merge into output_set_got.
1466 (ix86_asm_file_end): Emit pic_label_name if defined.
1467 (legitimate_constant_p, constant_address_p): New.
1468 (legitimate_pic_operand_p): New.
1469 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
1470 (legitimate_address_p): Likewise.
1471 (ix86_encode_section_info): Rename from i386_; handle tls decls.
1472 (ix86_strip_name_encoding): New.
1473 (get_thread_pointer): New.
1474 (legitimize_address): Handle tls symbols.
1475 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
1477 (struct machine_function): Add some_ld_name.
1478 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
1479 (print_operand) [&]: Use it. Handle UNSPEC_TP.
1480 (output_addr_const_extra): New.
1481 (maybe_get_pool_constant): New.
1482 (ix86_split_to_parts): Use it.
1483 (ix86_expand_move): Handle tls symbols.
1484 (ix86_tls_get_addr): New.
1485 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
1486 (TARGET_OPTIONS): Add tls-dialect.
1487 (CONSTANT_ADDRESS_P): Use new out-of-line function.
1488 (LEGITIMATE_CONSTANT_P): Likewise.
1489 (LEGITIMATE_PIC_OPERAND_P): Likewise.
1490 (TARGET_STRIP_NAME_ENCODING): New.
1491 (ASM_OUTPUT_LABELREF): New.
1492 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
1493 (OUTPUT_ADDR_CONST_EXTRA): New.
1494 (PREDICATE_CODES): Update.
1495 (ix86_tls_dialect, ix86_tls_dialect_string): New.
1496 * config/i386/i386.md: Regroup and renumber unspec constants.
1497 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
1498 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
1499 (tls_global_dynamic, tls_local_dynamic_base): New.
1500 (tls_local_dynamic_once): New.
1501 * config/i386/i386-protos.h: Update.
1503 2002-05-23 Richard Henderson <rth@redhat.com>
1505 * genemit.c (gen_insn): Print file:lineno comment before function.
1507 * gensupport.c (struct queue_elem): Add filename member.
1508 (queue_pattern): Initialize it; update all callers.
1509 (process_include): Don't free filename.
1510 (read_md_rtx): Set read_rtx_filename.
1512 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
1514 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
1516 2002-05-23 Richard Henderson <rth@redhat.com>
1518 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
1520 2002-05-23 Richard Henderson <rth@redhat.com>
1522 * doc/extend.texi (C++98 Thread-Local Edits): Update with
1523 commentary from Mark.
1525 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1527 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
1528 Use FOR_EACH_BB macros to iterate over basic block chain.
1529 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
1530 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
1532 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
1533 find_unreachable_blocks, create_edge_list, verify_edge_list,
1534 remove_fake_edges, add_noreturn_fake_exit_edges,
1535 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
1537 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1538 find_sub_basic_blocks): Likewise.
1539 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
1541 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
1543 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
1545 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
1546 commit_edge_insertions, commit_edge_insertions_watch_calls,
1547 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
1548 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
1549 * conflict.c (conflict_graph_compute): Likewise.
1550 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1551 df_modified_p, df_refs_unlink, df_dump): Likewise.
1552 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
1553 * final.c (compute_alignments): Likewise.
1554 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
1555 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
1556 count_or_remove_death_notes): Likewise.
1557 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
1558 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
1559 classic_gcse, compute_transp, cprop, compute_pre_data,
1560 compute_transpout, invalidate_nonnull_info,
1561 delete_null_pointer_checks_1, delete_null_pointer_checks,
1562 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
1563 compute_store_table, build_store_vectors, store_motion): Likewise.
1564 * global.c (global_conflicts, mark_elimination): Likewise.
1565 * graph.c (print_rtl_graph_with_bb): Likewise.
1566 * haifa-sched.c (sched_init): Likewise.
1567 * ifcvt.c (if_convert): Likewise.
1568 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1569 compute_available, compute_nearerout, compute_rev_insert_delete,
1570 optimize_mode_switching): Likewise.
1571 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
1572 * predict.c (estimate_probability, note_prediction_to_br_prob,
1573 propagate_freq, counts_to_freqs, expensive_function_p,
1574 estimate_bb_frequencies): Likewise.
1575 * profile.c (instrument_edges, get_exec_counts,
1576 compute_branch_probabilities, compute_checksum, branch_prob,
1577 find_spanning_tree): Likewise.
1578 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1579 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1581 * regclass.c (scan_one_insn, regclass): Likewise.
1582 * regmove.c (mark_flags_life_zones, regmove_optimize,
1583 record_stack_memrefs): Likewise.
1584 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1585 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1586 * resource.c (find_basic_block): Likewise.
1587 * sched-ebb.c (schedule_ebbs): Likewise.
1588 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1589 find_single_block_region, find_rgns, schedule_insns)
1590 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1591 * ssa-ccp.c (optimize_unexecutable_edges,
1592 ssa_ccp_df_delete_unreachable_insns): Likewise.
1593 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1594 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1595 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1596 compute_coalesced_reg_partition, rename_equivalent_regs,
1597 convert_from_ssa): Likewise.
1598 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1599 process_for_unwind_directive): Likewise.
1601 * df.c (FOR_ALL_BBS): Removed.
1602 * gcse.c (struct null_pointer_info): Type of current_block field
1604 (struct reg_avail_info): Type of last_bb field changed.
1605 * config/ia64/ia64.c (block_num): Removed.
1606 (need_copy_state): Type changed.
1609 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1611 * cppinit.c (mark_named_operators): Split out from init_builtins.
1612 (cpp_finish_options): Call it from here instead.
1614 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1616 * builtin-attrs.def: Update copyright years.
1617 (ATTR_NONNULL): New attribute identifier.
1618 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1619 attribute tree lists.
1620 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1622 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1623 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1624 attribute lists. Chain the appropriate nonnull attribute.
1625 * c-format.c (check_format_arg): Remove null format string
1627 * testsuite/gcc.dg/format/null-1.c: New test.
1629 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1631 * Makefile.in (ADAC): Define.
1633 (.SUFFIXES): Move before language makefile fragments.
1634 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1636 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1638 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1641 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1643 * cfg.c (dump_flow_info): Print results of
1644 maybe_hot/probably_never_executed predicates.
1645 * toplev.c (open_dump_file): Print function frequency.
1647 2002-05-23 David S. Miller <davem@redhat.com>
1649 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1652 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1654 * c-common.c (warn_nonnull): Declare.
1655 (c_common_attribute_table): Add "nonnull" attribute.
1656 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1657 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1658 check_function_arguments_recurse): New functions.
1659 * c-common.h (warn_nonnull): Declare extern.
1660 (check_function_arguments, check_function_arguments_recurse): New
1662 * c-decl.c (c_decode_option): Add -Wnonnull option.
1663 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1665 (format_check_context): New structure.
1666 (check_format_info_recurse): Remove recursion and rename to...
1667 (check_format_arg): ...this. Update comment.
1668 (check_format_info): Use check_function_arguments_recurse.
1669 * c-typeck.c (build_function_call): Call check_function_arguments
1670 instead of check_function_format.
1671 * doc/extend.texi: Document "nonnull" attribute.
1672 * doc/invoke.texi: Docuemnt -Wnonnull option.
1673 * testsuite/gcc.dg/nonnull-1.c: New test.
1674 * testsuite/gcc.dg/nonnull-2.c: New test.
1676 2002-05-23 David S. Miller <davem@redhat.com>
1678 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1679 * cfgcleanup.c (cleanup_cfg): If it is set do not
1680 attempt to delete trivially dead insns.
1681 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1682 * toplev.c (rest_of_compilation): Document non-trivial aspect
1683 the RTL before optimize_save_area_alloca is run.
1685 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1687 * c-lex.c (indent_level): Remove.
1688 (cb_file_change, c_lex): Remove indent level handling.
1689 * c-lex.h (indent_level): Remove.
1690 * input.h (struct file_stack): Remove indent_level.
1691 * toplev.c (push_srcloc): Remove indent_level handling.
1693 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1696 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1697 of x in constraints for clarity.
1698 (sse_mov?fcc split): abort if op2 == op3.
1699 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1700 sse_movsfcc_const0_4): Add earlyclobber.
1701 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1702 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1703 Use Y instead of x in constraints.
1705 2002-05-23 Richard Henderson <rth@redhat.com>
1707 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1708 (C++98 Thread-Local Edits): New subsection.
1710 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1711 (ix86_arch): Set type to enum processor_type.
1713 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1714 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1716 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1718 * configure.in: Fix as version test for binutils 2.12.1 releases
1720 * configure: Rebuilt.
1722 2002-05-23 Richard Henderson <rth@redhat.com>
1724 * config/i386/i386.c (get_pic_label_name): New.
1725 (load_pic_register): Remove.
1726 (output_set_got): New.
1727 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1728 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1729 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1730 (prologue_set_got, prologue_get_pc): Remove.
1731 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1732 (builtin_setjmp_receiver): Use gen_set_got.
1733 * config/i386/i386-protos.h: Update.
1735 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1737 * gcse.c (hash_expr): Do not use alias set for hashing.
1739 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1741 * dbxout.c (dbxout_class_name_qualifiers): New function.
1742 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1744 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1746 * cpperror.c (_cpp_begin_message): No special casing
1748 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1749 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1750 * cpplib.c (do_include_common): Use DL_ERROR.
1751 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1753 * fix-header.c (read_scan_file): Update.
1755 2002-05-22 Richard Henderson <rth@redhat.com>
1757 * config/i386/i386.c (ix86_expand_call): New function, extracted
1758 from md call patterns. Add pic_offset_table_rtx to
1759 CALL_INSN_FUNCTION_USAGE when needed.
1760 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1761 (call_value_pop, call_value, untyped_call): Likewise.
1762 (call_exp, call_value_exp): Remove.
1763 * config/i386/i386-protos.h: Update.
1765 2002-05-22 Richard Henderson <rth@redhat.com>
1767 * varasm.c (default_section_type_flags): Check for VAR_DECL
1768 before using DECL_THREAD_LOCAL.
1770 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1772 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1773 (STARTFILE_SPEC): Delete PE crt0.o.
1774 * config/rs6000/aix51.h: Same.
1775 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1776 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1777 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1778 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1779 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1781 2002-05-22 Richard Henderson <rth@redhat.com>
1783 * varasm.c (default_section_type_flags): Handle tls data and
1785 (default_unique_section): Handle tls sections.
1787 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1789 * configure.in (CROSS): Define NATIVE_CROSS.
1790 * configure: Regenerate.
1791 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1792 (startfile_prefix_spec): New var.
1793 (static_specs): Add startfile_prefix_spec.
1794 (do_spec_2): Split out from..
1796 (main): Process startfile_prefix_spec.
1797 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1799 (STARTFILE_PREFIX_SPEC): Define.
1800 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1803 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1805 * cpperror.c: Fix formatting.
1806 * cppexp.c: Likewise.
1807 * cppfiles.c: Likewise.
1808 * cpphash.c: Likewise.
1809 * cpphash.h: Likewise.
1810 * cppinit.c: Likewise.
1811 * cpplex.c: Likewise.
1812 * cpplib.c: Likewise.
1813 * cppmacro.c: Likewise.
1814 * cppmain.c: Likewise.
1815 * cppspec.c: Likewise.
1817 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1819 * combine.c (force_to_mode): Use gen_int_mode.
1820 Don't clear CONST_INT bits outside of mode.
1822 2002-05-22 Richard Henderson <rth@redhat.com>
1824 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1825 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1827 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1830 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1831 if DECL_SIZE_UNIT is INTEGER_CST.
1833 2002-05-22 Richard Henderson <rth@redhat.com>
1835 * flow.c (life_analysis): Delete broken reg_label check.
1837 2002-05-22 Richard Henderson <rth@redhat.com>
1839 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
1840 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1842 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1844 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
1845 (embed-bb.c): New rule.
1846 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
1847 * config/sh/embed_bb.c: Delete.
1849 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
1851 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
1853 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1855 * config/h8300/h8300.md (*andorqi3): New.
1857 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1859 PR preprocessor/6517
1860 * Makefile.in: Update.
1861 * c-common.c (c_common_post_options): Add preprocessor
1862 errors to the error count.
1863 * c-lang.c (c_post_options): Kill.
1864 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1865 * hooks.h: Add header guards.
1866 * langhooks-def.h: Include hooks.h.
1867 (LANG_HOOKS_POST_OPTIONS): Update.
1868 * langhooks.h (struct lang_hooks): Update post_options.
1869 * toplev.c (parse_options_and_default_flags): Update.
1871 * objc-lang.c (objc_post_options): Kill.
1872 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1874 2002-05-21 Bruce Korb <bkorb@gnu.org>
1876 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
1877 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
1878 * fixinc/fixincl.x: regen.
1880 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
1882 * cfgbuild.c: Fix formatting.
1884 * cfgcleanup.c: Likewise.
1885 * cfglayout.c: Likewise.
1886 * cfgloop.c: Likewise.
1887 * cfgrtl.c: Likewise.
1889 2002-05-21 Richard Henderson <rth@redhat.com>
1891 * c-common.h (enum rid): Add RID_THREAD.
1892 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
1893 (grokdeclarator): Grok __thread.
1894 * c-parse.in (reswords): Add __thread.
1895 (rid_to_yy): Add RID_THREAD.
1897 * tree.h (DECL_THREAD_LOCAL): New.
1898 (struct tree_decl): Add thread_local_flag.
1899 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
1900 * tree.c (staticp): TLS variables are not static.
1902 * target-def.h (TARGET_HAVE_TLS): New.
1903 * target.h (have_tls): New.
1904 * output.h (SECTION_TLS): New.
1905 * varasm.c (assemble_variable): TLS variables can't be common for now.
1906 (default_section_type_flags): Handle .tdata and .tbss.
1907 (default_elf_asm_named_section): Handle SECTION_TLS.
1908 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
1910 * flags.h (flag_tls_default): Declare.
1911 * toplev.c (flag_tls_default): Define.
1912 (display_help): Display help for it.
1913 (decode_f_option): Set it.
1915 * doc/extend.texi (Thread-Local): New node describing language-level
1916 thread-local storage.
1917 * doc/invoke.texi (-ftls-model): Document.
1919 * fixinc/inclhack.def (thread_keyword): New.
1920 * fixinc/fixincl.x: Rebuild.
1922 2002-05-21 Jeffrey A Law <law@redhat.com>
1924 * optabs.c (expand_binop): For double-word integer multiplies,
1925 do not compute intermediate results into something that is
1926 not a register (such as a SUBREG or MEM).
1928 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
1929 (ix86_sched_reorder): Make sure to initialize scheduling
1930 data even when there's only one insn in the ready queue.
1932 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1934 * genautomata.c (reserv_sets_hash_value): Fix a typo.
1936 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1938 * genautomata.c (reserv_sets_hash_value): Define hash_value as
1939 set_el_t. Transform the hash value into unsigned.
1940 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
1941 (transform_3): Add code to process `(A,B)+(D,E)'.
1943 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
1945 * reload1.c (do_output_reload): Run delete_output_reload
1948 2002-05-21 Roger Sayle <roger@eyesopen.com>
1951 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
1952 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
1953 (can_store_by_pieces): ... and here to limit the largest mode used.
1954 Add a comment to document this function.
1956 2002-05-21 Richard Henderson <rth@redhat.com>
1958 * flow.c (life_analysis): Fix test for deleted label.
1960 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
1962 * doc/tm.texi: Fix typo.
1964 2002-05-21 Zack Weinberg <zack@codesourcery.com>
1966 * c-common.c (c_common_init): Set options->unsigned_char from
1968 (cb_register_builtins): Define __STRICT_ANSI__ and
1969 __CHAR_UNSIGNED__ here...
1970 * cppinit.c (init_builtins): Not here.
1971 (cpp_create_reader): unsigned_char option defaults to 0, not
1972 !DEFAULT_SIGNED_CHAR.
1973 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
1974 and -funsigned-char.
1976 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
1977 * cpphash.c (_cpp_init_hashtable): Don't set it.
1978 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
1979 directly. Clarify comment.
1981 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1983 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
1984 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
1985 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
1986 BASIC_BLOCK (n_basic_blocks - 1).
1987 * cfganal.c (can_fallthru, flow_call_edges_add,
1988 flow_preorder_transversal_compute): Too.
1989 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1990 find_sub_basic_blocks): Too.
1991 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
1992 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
1993 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
1994 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
1995 * combine.c (this_basic_block): Type changed to basic_block.
1996 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
1997 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1998 get_last_value, distribute_notes, distribute_links): Too.
1999 * final.c (compute_alignments): Too.
2000 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
2001 * function.c (thread_prologue_and_epilogue_insns): Too.
2002 * gcse.c (compute_code_hoist_vbeinout): Too.
2003 * global.c (build_insn_chain): Too.
2004 * ifcvt.c (find_if_block, find_cond_trap): Too.
2005 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
2006 * regmove.c (regmove_optimize): Too.
2007 * resource.c (find_basic_block): Too.
2008 * sched-ebb.c (schedule_ebbs): Too.
2009 * ssa-dce.c (find_control_dependence, find_pdom): Too.
2011 2002-05-21 Andreas Jaeger <aj@suse.de>
2013 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
2015 2002-05-21 Richard Henderson <rth@redhat.com>
2017 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
2018 unspec names, not numbers.
2020 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2022 * doc/sourcebuild.texi: Mention snapshot-README and
2023 snapshot-index.html as needing updating for new front ends.
2025 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2027 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
2028 disabling checking, and avoid multiple evaluation of RTX.
2030 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
2032 * bitmap.c (bitmap_find_bit): Return early if we have the correct
2035 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2037 * profile.c (gen_edge_profiler): Set alias set before the memory is
2040 2002-05-20 David S. Miller <davem@redhat.com>
2042 * cselib.c (max_value_regs): New.
2043 (cselib_lookup, cselib_invalidate_regno): Initialize it when
2044 adding new entries to the REG_VALUES table and we are dealing with
2046 (clear_table): Initialize it.
2047 (cselib_invalidate_regno): Use it to determine which hard
2048 registers to scan when mode is not VOIDmode.
2050 2002-05-20 Duraid Madina <duraid@fl.net.au>
2052 * tradcpp.c (fixup_newlines): Use old-style function header.
2054 2002-05-20 Krister Walfridsson <cato@df.lth.se>
2056 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
2058 2002-05-20 H.J. Lu (hjl@gnu.org)
2060 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
2062 * config/mips/mips.h (DFMODE_NAN): Defined.
2063 (SFMODE_NAN): Likewise.
2065 2002-05-20 Dale Johannesen <dalej@apple.com>
2067 * combine.c (cant_combine_insn_p): Back out my
2070 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
2072 * params.c: Fix formatting.
2073 * params.h: Likewise.
2074 * predict.c: Likewise.
2075 * prefix.c: Likewise.
2076 * print-rtl.c: Likewise.
2077 * print-tree.c: Likewise.
2078 * profile.c: Likewise.
2080 2002-05-20 H.J. Lu (hjl@gnu.org)
2082 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
2084 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
2086 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
2087 switches straight on to the assembler, do not abbreviate them.
2088 * config/arm/elf.h (ASM_SPEC): As above.
2089 * config/arm/semi.h (ASM_SPEC): As above.
2090 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
2091 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
2092 -mcpu=xscale on to the assembler by default.
2093 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
2095 2002-05-20 Richard Henderson <rth@redhat.com>
2097 * cse.c (canon_hash): Reorder do_not_record test. Always
2098 allow pic_offset_table_rtx.
2100 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
2102 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
2103 (expand_binop): Ditto (3 times).
2105 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
2107 * Makefile.in (distclean): Remove QMTest stuff.
2108 (QMTEST_PATH): New variable.
2109 (QMTESTFLAGS): Likewise.
2110 (QMTESTRUNFLAGS): Likewise.
2112 (QMTEST_GPP_TESTS): Likewise.
2113 (QMTEST_DIR): Likewise.
2114 (QMTEST_DIR/context): New target.
2115 (qmtest-g++): Likeise.
2116 (qmtest-gui): Likewise.
2117 (QMTEST_DIR/gpp-expected.qmr): Likewise.
2119 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
2121 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
2122 an altivec register if TARGET_ALTIVEC.
2124 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
2125 to ALTIVEC_VECTOR_MODE.
2126 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
2127 (rs6000_va_arg): Vectors may go in registers if they are not
2130 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
2132 * protoize.c: Fix formatting.
2134 2002-05-19 Richard Henderson <rth@redhat.com>
2136 * gensupport.c (init_include_reader): Merge into ...
2137 (process_include): ... here. Simplify composite path creation.
2138 Plug memory leaks. Fix file/line number tracking. Do not
2139 process_define_cond_exec. Return void.
2140 (process_rtx): Don't check process_include return value.
2142 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2144 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
2146 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2147 traversing basic block chain.
2148 (create_basic_block_structure, create_basic_block): Declaration changed.
2149 (link_block, unlink_block): Declare.
2150 * cfg.c (entry_exit_blocks): Initialize new fields.
2151 (link_block, unlink_block): New.
2152 (expunge_block_nocompact): Unlink basic block.
2153 (dump_flow_info): Print prev_bb/next_bb fields.
2154 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
2155 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
2156 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
2157 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2158 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
2159 (verify_flow_info): Check that list agrees with numbering.
2161 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
2163 * c-common.c (preprocessing_asm): New macro.
2164 * c-lex.h (builtin_define, builtin_assert): Use pfile.
2168 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
2169 (CPP_SPEC): Simplify.
2170 (TARGET_CPU_CPP_BUILTINS): Update.
2171 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
2172 (CPP_SPEC): Simplify.
2173 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
2174 (TARGET_OS_CPP_BUILTINS): Update.
2175 * osf.h (CPP_XFLOAT_SPEC): Kill.
2176 (TARGET_OS_CPP_BUILTINS): Update.
2177 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
2178 * osf5.h (CPP_XFLOAT_SPEC): Kill.
2179 * vms.h (CPP_SUBTARGET_SPEC): Kill.
2180 (TARGET_OS_CPP_BUILTINS): Update.
2182 2002-05-19 Richard Henderson <rth@redhat.com>
2184 * varasm.c (default_binds_local_p): Fix typo.
2186 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
2188 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
2189 CONST_INT operand to the correct mode after adding 1 to it.
2191 2002-05-19 Mark Mitchell <mark@codesourcery.com>
2193 * config.gcc (powerpc-wrs-windiss*): New target.
2195 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2197 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
2200 2002-05-18 Mark Mitchell <mark@codesourcery.com>
2202 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
2204 * config.in: Regenerated.
2205 * configure: Regenerated.
2207 2002-05-19 Richard Henderson <rth@redhat.com>
2209 * target-def.h (TARGET_BINDS_LOCAL_P): New.
2210 * target.h (struct gcc_target): Move boolean fields to the end.
2212 * varasm.c (default_binds_local_p): New.
2213 * output.h: Declare it.
2215 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
2216 * config/cris/cris.c (cris_encode_section_info): Likewise.
2217 * config/i386/i386.c (i386_encode_section_info): Likewise.
2218 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2219 * config/sh/sh.c (sh_encode_section_info): Likewise.
2221 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
2222 (TARGET_BINDS_LOCAL_P): New.
2224 2002-05-19 Richard Henderson <rth@redhat.com>
2226 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
2227 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
2228 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
2230 * toplev.c (display_help): Kill -a -ax help.
2232 * config/1750a/1750a.h, config/alpha/alpha.h,
2233 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
2234 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
2235 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
2236 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
2238 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
2239 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
2241 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
2242 (ix86_output_function_block_profiler): Kill.
2243 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
2244 (m68hc11_function_block_profiler): Kill.
2245 * config/m68hc11/m68hc11-protos.h: Update.
2246 * config/m88k/m88k.c (output_block_profiler): Kill.
2247 (output_function_block_profiler): Kill.
2248 * config/m88k/m88k-protos.h: Update.
2250 2002-05-19 Richard Henderson <rth@redhat.com>
2252 * system.h (STRIP_NAME_ENCODING): Poison it.
2253 * output.h (STRIP_NAME_ENCODING): Remove.
2254 (default_strip_name_encoding): Declare.
2255 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
2256 * target.h (strip_name_encoding): New.
2257 * varasm.c (default_strip_name_encoding): New.
2259 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
2260 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
2261 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
2262 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
2263 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
2264 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
2265 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
2266 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
2267 config/v850/v850.h: Use the hook, not the macro.
2269 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2270 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
2271 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
2272 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
2273 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
2274 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
2275 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
2276 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
2277 config/v850/v850.c, config/v850/v850.h:
2278 Move STRIP_NAME_ENCODING to out-of-line function and add
2279 TARGET_STRIP_NAME_ENCODING.
2281 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
2282 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
2283 with TARGET_STRIP_NAME_ENCODING referencing existing function;
2284 make function static.
2286 * xcoffout.c: Include target.h
2287 * Makefile.in (xcoffout.o): Update.
2289 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
2290 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
2291 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
2292 reloc argument unused.
2293 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
2295 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
2296 STRIP_NAME_ENCODING docs.
2298 2002-05-19 Andreas Jaeger <aj@suse.de>
2300 * gengenrtl.c: Add prototype for excluded_rtx.
2302 * real.h: Add prototype for exact_real_truncate.
2304 2002-05-18 Richard Henderson <rth@redhat.com>
2306 * system.h (ENCODE_SECTION_INFO): Poison it.
2307 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
2308 * target.h (encode_section_info): New.
2309 * varasm.c (make_decl_rtl, output_constant_def): Use it.
2310 * hooks.c (hook_tree_int_void): New.
2311 * hooks.h: Declare it.
2313 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2314 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
2315 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
2316 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
2317 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
2318 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
2319 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
2320 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
2321 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2322 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2323 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
2324 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
2325 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
2326 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
2327 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
2328 referencing existing function. Make function static.
2330 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
2331 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
2332 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
2333 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
2334 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
2335 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
2336 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
2337 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
2338 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
2339 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
2340 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
2341 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
2342 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
2343 Move ENCODE_SECTION_INFO to out-of-line function and add
2344 TARGET_ENCODE_SECTION_INFO.
2346 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
2347 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2349 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
2351 (switch_to_section): Replace in_rdata case with in_readonly_data.
2353 * config/h8300/h8300.c (h8300_encode_label): Make static.
2354 * config/h8300/h8300-protos.h: Update.
2356 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
2357 from rs6000_encode_section_info; make static.
2358 (rs6000_xcoff_encode_section_info): New.
2360 * config/v850/v850.c (v850_encode_data_area): Make static.
2361 * config/v850/v850-protos.h: Update.
2363 * config/vax/vax.c: Include flags.h.
2364 (vms_select_section): Fix typo.
2366 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
2367 ENCODE_SECTION_INFO docs.
2369 2002-05-18 Richard Henderson <rth@redhat.com>
2371 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
2372 REGISTER_TARGET_PRAGMAS.
2373 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
2375 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
2377 2002-05-18 Richard Henderson <rth@redhat.com>
2379 * system.h (SELECT_RTX_SECTION): Poison.
2380 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
2381 * target.h (select_rtx_section): New.
2382 * varasm.c (output_constant_pool): Use it.
2383 (default_select_rtx_section, default_elf_select_rtx_section): New.
2384 * output.h: Declare them.
2386 * config/darwin.h (SELECT_RTX_SECTION): Move ...
2387 * config/darwin.c (machopic_select_rtx_section): ... here.
2388 * config/darwin-protos.h: Update.
2390 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
2391 * config/nextstep.c (machopic_select_rtx_section): ... here.
2392 (nextstep_select_section): Rename variable to avoid macro clash.
2393 * config/nextstep-protos.h: Update.
2395 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
2396 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
2397 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
2398 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
2399 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
2400 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
2401 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
2402 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
2403 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
2404 (SELECT_RTX_SECTION): Remove.
2406 * config/darwin.h, config/elfos.h, config/nextstep.h,
2407 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
2408 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
2409 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
2410 config/sparc/lynx.h, config/xtensa/xtensa.c
2411 (TARGET_ASM_SELECT_RTX_SECTION): New.
2413 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
2414 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
2415 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
2416 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
2417 (ia64_aix_select_rtx_section): New.
2418 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
2420 * config/mips/mips.c (mips_select_rtx_section): Make static.
2421 Support ELF SHF_MERGE features.
2422 * config/mips/mips-protos.h: Update.
2423 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
2424 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
2425 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
2426 make static, fall back to default_elf_select_rtx_section.
2427 * config/rs6000/rs6000-protos.h: Update.
2428 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
2429 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
2430 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
2431 * config/romp/romp.c (romp_select_rtx_section): New.
2432 * config/s390/s390.c (s390_select_rtx_section): New.
2433 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
2434 declarations before target macro definition.
2435 (xtensa_emit_call): Use static buffer.
2436 (xtensa_select_rtx_section): New.
2437 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
2438 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
2439 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
2441 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
2442 SELECT_RTX_SECTION docs.
2444 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
2446 * i386.md (movsi/movdi): Fix template.
2447 (sse2 patterns): Set attributes consistently.
2449 * i386.md (pushqi2, ashrqi_*): Fix constraint.
2451 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
2453 * optabs.c (complex_part_zero_p): New.
2454 * (expand_cmplxdiv_straight): Use it.
2455 * (expand_cmplxdiv_wide): Ditto.
2456 * (expand_binop): Ditto.
2458 2002-05-18 Richard Henderson <rth@redhat.com>
2460 * final.c (HAVE_READONLY_DATA_SECTION): New.
2461 (shorten_branches): Use it instead of ifdefs.
2462 * varasm.c (enum in_section): Add in_readonly_data.
2463 (text_section, data_section): Tidy.
2464 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
2466 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
2467 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
2468 (READONLY_DATA_SECTION): Don't undef.
2470 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
2471 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
2472 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
2474 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
2475 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
2476 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
2477 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
2479 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
2480 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
2481 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2482 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
2483 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
2484 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
2485 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
2486 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
2487 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
2489 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
2490 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
2491 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
2492 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
2493 config/pa/pa64-hpux.h, config/sparc/litecoff.h
2494 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2496 * config/elfos.h, config/netware.h, config/svr3.h,
2497 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2498 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2499 config/h8300/h8300.h, config/i386/i386-interix.h,
2500 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2501 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
2503 * config/elfos.h, config/netware.h, config/svr3.h,
2504 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2505 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
2506 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2507 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
2509 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
2510 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
2511 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
2512 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
2513 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
2514 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
2515 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
2516 config/rs6000/sysv4.h, config/v850/v850.h
2517 (EXTRA_SECTIONS): Remove in_const/in_rdata.
2518 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
2520 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
2521 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
2522 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
2523 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
2524 * config/alpha/alpha.c (alpha_start_function): Likewise.
2525 (alpha_write_linkage): Likewise.
2526 * config/m32r/m32r.c (m32r_select_section): Likewise.
2527 * config/m88k/m88k.c (m88k_select_section): Likewise.
2528 * config/mips/mips.c (mips_select_rtx_section): Likewise.
2529 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
2530 (rs6000_elf_select_section): Likewise.
2531 * config/v850/v850.c (v850_select_section): Likewise.
2533 * config/1750a/1750a.h, config/i860/sysv3.h
2534 (READONLY_DATA_SECTION_ASM_OP): New.
2535 READONLY_DATA_SECTION_ASM_OP.
2536 * config/i386/interix.c, config/i386/winnt.c
2537 (i386_pe_unique_section): Always use .rdata prefix.
2538 * config/pa/som.h (readonly_data): Always switch to read-only section.
2539 (READONLY_DATA_SECTION): Predicate on flag_pic.
2540 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
2541 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
2542 (READONLY_DATA_SECTION): Update.
2544 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
2546 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
2547 is used without -Wformat.
2548 * c-common.h (warn_format_zero_length): Declare extern.
2549 * c-decl.c (warn_options): Add "format-zero-length".
2550 * c-format.c (warn_format_zero_length): Declare.
2551 (set_Wformat): Set warn_format_zero_length for -Wformat.
2552 (check_format_info): Only warn about zero-length formats if
2553 warn_format_zero_length is true. Include the format type
2554 name in the warning message.
2555 * doc/invoke.texi: Document -Wformat-zero-length.
2556 * testsuite/gcc.dg/format/zero-length-1.c: New test.
2558 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
2560 * timevar.c: Fix formatting.
2561 * tlink.c: Likewise.
2562 * toplev.c: Likewise.
2563 * tree-dump.c: Likewise.
2564 * tree-inline.c: Likewise.
2566 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2568 * cppinit.c (cpp_post_options): If preprocessed, turn off
2569 traditional. If traditional, turn off column numbers.
2570 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
2571 * cpptrad.c (handle_newline): Update line_base.
2572 (skip_comment): Handle -Wcomment.
2574 2002-05-17 Zack Weinberg <zack@codesourcery.com>
2576 * cppinit.c (struct builtin): Remove unused fields.
2577 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2578 (operator_array): New - was second half of builtin_array.
2579 (init_builtins): Simplify loop over builtin_array/operator_array.
2581 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2583 * defaults.h (UNIQUE_SECTION): Remove.
2584 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2586 2002-05-17 Richard Henderson <rth@redhat.com>
2588 * expr.c (init_expr_once): Don't use start/end_sequence.
2589 Use rtx_alloc instead of emit_insn.
2590 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2591 (lang_independent_init): ... not here.
2593 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2595 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2597 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2599 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2600 for fixed registers, possibly used for global register variables.
2601 (initial_elimination_offset, avr_output_function_prologue,
2602 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2604 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2606 * Makefile.in: Update for cpptrad.c.
2607 * cpphash.h (struct cpp_buffer): New members for buffer
2609 (struct cpp_reader): New members for traditional output.
2610 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2611 * cppinit.c (cpp_create_reader): Set trad_line.
2612 (cpp_destroy): Free trad_out_base if used.
2613 (cpp_read_main_file): Overlay an empty buffer if traditional.
2614 (cpp_finish_options): Don't do builtins.
2615 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2616 (cpp_handle_option): Handle it.
2617 * cpplex.c (continue_after_nul): New.
2618 (_cpp_lex_direct): Use handle_nul.
2619 * cpplib.h (struct cpp_options): New traditional option.
2620 * cpptrad.c: New file.
2622 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2624 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2625 and set the options flag.
2626 * cppinit.c (lang_flags): Remove objc.
2627 (lang_defaults): Remove OBJC and OBJCXX.
2629 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2630 (cpp_handle_option): Remove -+ and -lang-objc++.
2631 For ObjC, just set a flag.
2632 (print_help): Update.
2633 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2635 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2637 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2638 bootstrap with -mips3.
2640 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2642 * final.c: Fix formatting.
2643 * fix-header.c: Likewise.
2645 * fold-const.c: Likewise.
2646 * function.c: Likewise.
2648 2002-05-17 David S. Miller <davem@redhat.com>
2650 PR c/6689, PR optimization/6615
2651 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2652 and make it a pointer to rtx. Update comments.
2653 (update_equiv_regs): When scanning for equivalences, record
2654 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2655 it while making the equiv replacements.
2657 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2659 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2661 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2663 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2664 when encoding visibility into SYMBOL_REF_FLAG.
2666 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2668 * expr.c (force_operand): Fix reversed move.
2670 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2672 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2673 that can be ignored.
2675 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2677 * doc/install.texi (Final install): Recommend to install into a
2678 "clean" target directory.
2680 2002-05-17 Richard Henderson <rth@redhat.com>
2682 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2683 for code blocks. Tidy whitespace.
2685 2002-05-17 Richard Henderson <rth@redhat.com>
2687 * hooks.c (hook_tree_bool_false): New.
2688 * hooks.h: Declare it.
2689 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2690 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2691 * target.h (select_section, unique_section): New.
2692 (in_small_data_p): New.
2693 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2694 (variable_section, output_constant_def_contents): Likewise.
2695 (default_select_section, default_unique_section): New.
2696 (categorize_decl_for_section, default_elf_select_section): New.
2697 * output.h: Declare them.
2699 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2700 (TARGET_ASM_SELECT_SECTION): New.
2701 (SELECT_SECTION): Move ...
2702 * config/darwin.c (machopic_select_section): ... here.
2703 * config/darwin-protos.h: Update.
2705 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2706 (SELECT_SECTION): Move ...
2707 * config/nextstep.c (nextstep_select_section): ... here.
2708 * config/nextstep-protos.h: Update.
2710 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2711 (TARGET_ASM_SELECT_SECTION): New.
2712 * config/svr3.h (SELECT_SECTION): Remove.
2714 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2715 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2716 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2717 (alpha_encode_section_info): Use it.
2718 * config/alpha/alpha-protos.h: Update.
2719 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2720 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2721 (TARGET_ASM_SELECT_SECTION): New.
2722 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2724 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2725 (TARGET_ASM_UNIQUE_SECTION): New.
2727 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2728 (avr_unique_section): Rename from unique_section; make static.
2729 * config/avr/avr-protos.h: Update.
2730 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2732 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2734 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2735 (TARGET_ASM_UNIQUE_SECTION): New.
2736 * config/i386/i386-interix.h: Likewise.
2737 * config/i386/win32.h: Likewise.
2738 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2739 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2740 * config/i386/sco5.h (SELECT_SECTION): Remove.
2741 (TARGET_ASM_SELECT_SECTION): New.
2742 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2744 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2745 instead of SELECT_SECTION.
2746 * config/m68k/dpx2.h: Likewise.
2747 * config/rs6000/lynx.h: Likewise.
2749 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2750 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2751 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2752 (ia64_in_small_data_p): New.
2753 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2754 (ia64_aix_select_section, ia64_aix_unique_section): New.
2755 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2756 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2758 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2759 (TARGET_ASM_SELECT_SECTION): New.
2760 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2761 * config/m32r/m32r-protos.h: Update.
2763 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2764 (SELECT_SECTION): Move ...
2765 * config/m88k/m88k.c (m88k_select_section): ... here.
2767 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2768 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2769 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2770 (mcore_unique_section): Make static.
2771 * config/mcore/mcore-protos.h: Update.
2773 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2774 (TARGET_ASM_UNIQUE_SECTION): New.
2775 * config/mips/elf64.h: Likewise.
2776 * config/mips/iris6gld.h: Likewise.
2777 * config/mips/linux.h: Likewise.
2778 * config/mips/mips-protos.h: Update.
2779 * config/mips/mips.c (mips_select_section): Add align argument.
2780 * config/mips/mips.h (SELECT_SECTION): Remove.
2781 (TARGET_ASM_SELECT_SECTION): New.
2783 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2784 * config/mmix/mmix.c (mmix_select_section): Remove.
2785 (mmix_unique_section): Remove.
2786 * config/mmix/mmix-protos.h: Update.
2788 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2789 (SELECT_SECTION): Move ...
2790 * config/pa/pa.c (pa_select_section): ... here.
2791 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2793 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2794 from rs6000_select_section and make static.
2795 (rs6000_elf_unique_section): Similarly.
2796 (rs6000_xcoff_select_section): From xcoff.h.
2797 (rs6000_xcoff_unique_section): Likewise.
2798 * config/rs6000/rs6000-protos.h: Update.
2799 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2800 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2801 * config/rs6000/xcoff.h: Likewise.
2803 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2804 (SELECT_SECTION): Move ...
2805 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2807 * config/v850/v850.h (SELECT_SECTION): Move ...
2808 * config/v850/v850.c (v850_select_section): ... here.
2809 (TARGET_ASM_SELECT_SECTION): New.
2811 * config/vax/vms.h (SELECT_SECTION): Move ...
2812 * config/vax/vax.c (vms_select_section): ... here.
2813 (TARGET_ASM_SELECT_SECTION): New.
2815 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2816 for the target hooks.
2818 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2820 * config/arm/arm.c (emit_multi_reg_push): Do not set
2821 RTX_FRAME_RELATED_P on the SEQUENCE.
2823 2002-05-16 Richard Henderson <rth@redhat.com>
2825 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2826 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2828 2002-05-16 Richard Henderson <rth@redhat.com>
2830 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2832 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2834 2002-05-16 Richard Henderson <rth@redhat.com>
2836 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2837 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2838 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
2839 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
2840 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
2841 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
2842 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
2843 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
2844 Revert "Basic block renumbering removal", and two followup patches.
2846 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2848 * lcm.c (optimize_mode_switching): Revert previous change.
2850 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2852 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
2853 with only extant block numbers.
2855 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2857 * lcm.c (optimize_mode_switching): Fix typo.
2859 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2861 * flow.c (calculate_global_regs_live): Queue blocks in program order.
2863 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2865 * doc/install.texi (Configuration): Document PWDCMD.
2867 2002-05-16 Dale Johannesen <dalej@apple.com>
2869 * combine.c (cant_combine_insn_p): Reenable combinations
2870 involving hard regs unless CLASS_LIKELY_SPILLED_P.
2872 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2874 * c-common.c (cb_register_builtins): Handle more built-ins
2875 here rather than in gcc.c specs.
2876 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
2877 (cpp_options): Pass -O flags even when only preprocessing.
2878 * toplev.c (set_fast_math_flags): New prototype.
2879 (fast_math_flags_set_p): New.
2880 (set_no_fast_math_flags): Remove.
2881 (decode_f_option): Update.
2882 * toplev.h (set_fast_math_flags): Update.
2883 (fast_math_flags_set_p): New.
2884 (set_no_fast_math_flags): Remove.
2886 * c4x/c4x.c (c4x_override_options): Update.
2888 2002-05-16 Zack Weinberg <zack@codesourcery.com>
2890 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
2891 Default-define here.
2892 (builtin_define_with_value): Can now wrap the expansion in
2893 quotation marks if such is wanted.
2894 (cb_register_builtins): Update calls to builtin_define_with_value.
2895 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
2897 (c_common_init): Set options->stdc_0_in_system_headers.
2898 * c-lex.h: Update prototype of builtin_define_with_value.
2899 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
2900 and REGISTER_PREFIX.
2902 * cppinit.c (VERS, ULP, C, X): Kill.
2903 (builtin_array): Remove entries for __VERSION__,
2904 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
2905 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
2907 (init_builtins): Kill off a bunch of now-dead code.
2908 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
2909 -fno-leading-underscore.
2910 (cpp_handle_option): Remove code to set user_label_prefix.
2911 (cpp_post_options): Likewise.
2913 * cpplib.h (struct cpp_options): Remove user_label_prefix.
2914 (stdc_0_in_system_headers): New.
2915 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
2916 stdc_0_in_system_headers) too to decide the value of __STDC__.
2918 * tradcpp.c (user_label_prefix): Kill.
2919 (main): Remove code handling -f(no-)leading-underscore.
2920 (initialize_builtins): Don't define __REGISTER_PREFIX__
2921 or __USER_LABEL_PREFIX__.
2922 (install_value): Wrap compound statement in dummy loop so the
2923 macro works properly in an if statement.
2926 2002-05-16 Janis Johnson <janis187@us.ibm.com>
2928 * loop.h (struct loop_info): Add member has_prefetch.
2929 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
2930 (prescan_loop): Initialize has_prefetch.
2931 (struct prefetch_info): Change prefetch_in_loop and
2932 prefetch_before_loop from bit fields to ints.
2933 (emit_prefetch_instructions): Several small fixes.
2934 (check_dbra_loop): Don't reverse loop that uses prefetch.
2936 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2938 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
2939 * configure.in: Likewise.
2940 * fixinc/check.tpl: Likewise.
2941 * fixinc/fixinc.dgux: Likewise.
2942 * fixinc/fixinc.svr4: Likewise.
2943 * fixinc/fixinc.winnt: Likewise.
2944 * fixinc/fixincl.sh: Likewise.
2945 * fixproto: Likewise.
2946 * configure: Regenerate.
2948 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2950 Basic block renumbering removal:
2951 * basic_block.h (struct basic_block_def): Renamed index to sindex,
2952 added prev_bb and next_bb fields.
2953 (n_basic_blocks): Renamed to num_basic_blocks.
2954 (last_basic_block): New, index of last basic block.
2955 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2956 traversing basic block chain.
2957 (BLOCK_NUM): index -> sindex.
2958 (create_basic_block_structure, create_basic_block): Declaration changed.
2959 (debug_num2bb): Declare.
2960 (expunge_block_nocompact): Declaration removed.
2961 (link_block, unlink_block, compact_blocks): Declare.
2962 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
2963 * cfg.c (entry_exit_blocks): Initialize new fields.
2964 (clear_edges, alloc_block, expunge_block, cached_make_edge,
2965 redirect_edge_pred, dump_flow_info, dump_edge_info,
2966 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
2967 free_aux_for_edges): Modified.
2968 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
2969 (expunge_block_nocompact): Removed.
2970 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
2971 find_unreachable_blocks, create_edge_list, print_edge_list,
2972 verify_edge_list, flow_edge_list_print, remove_fake_successors,
2973 remove_fake_edges, flow_reverse_top_sort_order_compute,
2974 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2975 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
2976 flow_dfs_compute_reverse_execute): Modified.
2977 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
2978 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
2980 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2981 merge_blocks_move_predecessor_nojumps,
2982 merge_blocks_move_successor_nojumps, merge_blocks,
2983 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
2984 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
2985 * cfglayout.c (skip_insns_after_block, label_for_bb,
2986 record_effective_endpoints, scope_to_insns_finalize,
2987 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
2988 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
2989 cfg_layout_duplicate_bb): Modified.
2990 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
2991 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2992 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
2993 flow_loops_find, flow_loop_outside_edge_p): Modified.
2994 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2995 flow_delete_block, compute_bb_for_insn, split_block,
2996 try_redirect_by_replacing_jump, redirect_edge_and_branch,
2997 force_nonfallthru_and_redirect, tidy_fallthru_edge,
2998 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
2999 commit_edge_insertions, commit_edge_insertions_watch_calls,
3000 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3001 purge_all_dead_edges): Modified.
3002 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
3003 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3004 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
3006 * conflict.c (conflict_graph_compute): Modified.
3007 * df.c (FOR_ALL_BBS): Removed.
3008 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3009 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
3010 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
3011 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
3012 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
3013 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
3014 * final.c (compute_alignments, final_scan_insn): Modified.
3015 * flow.c (verify_local_live_at_start, update_life_info,
3016 update_life_info_in_dirty_blocks, free_basic_block_vars,
3017 delete_noop_moves, calculate_global_regs_live,
3018 initialize_uninitialized_subregs, allocate_bb_life_data,
3019 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
3020 mark_used_reg, count_or_remove_death_notes): Modified.
3021 * function.c (thread_prologue_and_epilogue_insns): Modified.
3022 * gcse.c (struct null_pointer_info): Change typo of current_block
3024 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
3025 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
3026 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
3027 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
3028 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
3029 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
3030 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
3031 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
3032 pre_delete, one_pre_gcse_pass, compute_transpout,
3033 invalidate_nonnull_info, delete_null_pointer_checks_1,
3034 free_code_hoist_mem, compute_code_hoist_vbeinout,
3035 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
3036 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
3037 compute_store_table, build_store_vectors, insert_insn_start_bb,
3038 insert_store, replace_store_insn, free_store_memory, store_motion):
3040 * global.c (global_alloc, global_conflicts, mark_elimination,
3041 build_insn_chain): Modified.
3042 * graph.c (print_rtl_graph_with_bb): Modified.
3043 * haifa-sched.c (sched_init): Modified.
3044 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
3045 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
3046 if_convert): Modified.
3047 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
3048 compute_insert_delete, pre_edge_lcm, compute_available,
3049 compute_farthest, compute_nearerout, compute_rev_insert_delete,
3050 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
3052 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
3053 * loop.c (loop_dump_aux): Modified.
3054 * predict.c (combine_predictions_for_insn, estimate_probability,
3055 last_basic_block_p, process_note_prediction, process_note_predictions,
3056 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
3057 expensive_function_p, estimate_bb_frequencies,
3058 compute_function_frequency): Modified.
3059 * print-rtl.c (print_rtx): Modified.
3060 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
3061 get_exec_counts, compute_branch_probabilities, compute_checksum,
3062 branch_prob, find_spanning_tree): Modified.
3063 * recog.c (split_all_insns, peephole2_optimize): Modified.
3064 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
3065 convert_regs_1, convert_regs_2, convert_regs): Modified.
3066 * regclass.c (scan_one_insn, regclass): Modified.
3067 * regmove.c (mark_flags_life_zones, regmove_optimize,
3068 combine_stack_adjustments): Modified.
3069 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
3070 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
3071 * reorg.c (dbr_schedule): Modified.
3072 * resource.c (find_basic_block, init_resource_info): Modified.
3073 * sbitmap.c (sbitmap_intersection_of_succs,
3074 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3075 sbitmap_union_of_preds): Modified.
3076 * sched-deps.c (init_dependency_caches): Modified.
3077 * sched-ebb.c (schedule_ebbs): Modified.
3078 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
3079 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
3080 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
3081 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
3082 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
3083 ssa_const_prop): Modified.
3084 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
3085 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
3086 * ssa.c (remove_phi_alternative, find_evaluations,
3087 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
3088 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
3089 make_regs_equivalent_over_bad_edges,
3090 make_equivalent_phi_alternatives_equival,
3091 compute_conservative_reg_partition,
3092 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
3093 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
3096 2002-05-16 Mark Mitchell <mark@codesourcery.com>
3098 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
3100 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
3102 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
3103 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3104 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
3105 calling CONSTANT_POOL_ADDRESS_P.
3106 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
3107 to decide whether to define __arm__ or __thumb.
3108 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
3109 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3111 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3113 * config/arc/arc.h (CPP_PREDEFINES): Remove.
3115 (TARGET_CPU_CPP_BUILTINS): New.
3117 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3119 * cpphash.h (cpp_macro): Move here, and make expansion a union.
3120 * cppmacro.c (cpp_macro): Remove.
3121 (enter_macro_context, replace_args, warn_of_redefinition,
3122 _cpp_create_definition, cpp_macro_definition): Update.
3124 2002-05-16 Jason Merrill <jason@redhat.com>
3126 * config/mips/mips.c (mips_output_external): Don't do sdata
3127 optimization for a variable with DECL_COMDAT set.
3129 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3131 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
3132 Cleanups for accepting modifiers on pointers.
3133 Fix predicate typos.
3134 Allow long pointers as well as int pointers.
3136 2002-05-15 Richard Henderson <rth@redhat.com>
3138 * varasm.c (merge_weak): Remove special case for extern and common.
3140 2002-05-15 Matt Hiller <hiller@redhat.com>
3142 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
3144 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
3145 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
3146 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
3147 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
3148 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
3149 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
3151 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3153 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
3155 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3157 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
3158 ("altivec_mfvscr"): Read from VSCR.
3160 Add vscr sets for the following insns: altivec_vctuxs,
3161 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
3162 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
3163 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
3164 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
3165 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
3166 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
3167 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
3168 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
3169 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
3170 altivec_vsum2sws, altivec_vsumsws.
3172 * config/rs6000/rs6000.h: Add VSCR fixed register.
3173 (CALL_REALLY_USED_REGISTERS): Add vscr.
3174 (CALL_USED_REGISTERS): Same.
3175 (FIXED_REGISTERS): Same.
3176 (REG_ALLOC_ORDER): Same.
3177 (reg_class): Add VSCR_REGS.
3178 (REG_CLASS_NAMES): Same.
3179 (REG_CLASS_CONTENTS): Same.
3181 (REGISTER_NAMES): Add vscr.
3182 (DEBUG_REGISTER_NAMES): Same.
3183 (ADDITIONAL_REGISTER_NAMES): Same.
3184 (FIRST_PSEUDO_REGISTER): Increment.
3185 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
3187 2002-05-15 Jakub Jelinek <jakub@redhat.com>
3189 * fold-const.c (fold): Fix a typo.
3191 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
3193 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
3194 comparison against the highest or lowest integer value before
3195 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
3196 transformation and that of an unsigned comparison against 0
3199 2002-05-15 Richard Henderson <rth@redhat.com>
3201 * varasm.c (merge_weak): Error for any weakening after definition.
3202 Adjust weakening after use warning to catch more cases.
3203 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
3204 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
3206 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
3208 * invoke.texi (-malign-double): Re-add lost warning.
3210 * i386-protos.h (x86_output_mi_thunk): Declare.
3211 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
3212 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
3214 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
3215 when flag_asynchronous_unwind_tables is set.
3217 * flags.h (flag_reorder_functions): Declare.
3218 * function.c (prepare_function_start): Initialize frequnecy.
3219 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
3220 * Makefile.in (predict.o): Add dependency on target.h and params.h
3221 * defaults.h (HOT_TEXT_SECTION_NAME,
3222 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
3223 * predict.c (choose_function_section): New function.
3224 (estimate_bb_frequencies): Use it.
3225 * toplev.c (flag_reorder_functions): New global variable.
3226 (lang_independent_options): New.
3227 (parse_options_and_default_flags): Set.
3228 * varasm.c (assemble_start_function): Bypass functdion alignment
3229 for never executed functions.
3230 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
3231 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
3232 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3235 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
3237 * predict.c: Inlude profile.h
3238 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
3239 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
3240 Use the information about maximal counter in the program.
3242 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
3244 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
3245 probably_never_executed_bb_p): New functions.
3246 * cfgcleanup.c (outgoing_edges_match): Use them.
3247 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
3248 (maybe_hot_bb_p, probably_cold_bb_p,
3249 probably_never_executed_bb_p): New functions.
3251 * function.h (function): Add new field function_frequency.
3252 * predict.c (compute_function_frequency): New function.
3253 (estimate_probability): Call it.
3255 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3257 PR optimization/5172, optimization/5200
3258 * gcse.c (gcse_main): Disable store_motion.
3260 2002-05-14 Zack Weinberg <zack@codesourcery.com>
3262 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
3263 (c_common_nodes_and_builtins): Use it.
3264 (builtin_define_with_value): New function.
3265 (cb_register_builtins): Define __SIZE_TYPE__,
3266 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
3267 using builtin_define_with_value. Use consistent notation when
3268 defining __GXX_WEAK__.
3269 (WCHAR_TYPE_SIZE): Don't redefine.
3270 (combine_strings): Don't use WCHAR_TYPE_SIZE.
3272 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
3273 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
3274 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
3275 * tradcpp.c (initialize_builtins): Likewise.
3276 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
3278 * c-lex.h (builtin_define_with_value): Prototype.
3279 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
3280 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
3281 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
3283 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
3284 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
3285 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
3286 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
3287 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
3288 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
3289 config/sparc/sol2-bi.h, config/sparc/sparc.h:
3290 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
3291 to __SIZE_TYPE__ etc from all spec strings. When this makes
3292 extra specs empty, delete them.
3294 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3296 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
3297 for PA8000 or generating dwarf2 call frame information.
3298 (output_call): Remove DO_FRAME_NOTES check from return pointer
3300 (following_call): Return 0 when scheduling for PA8000 or generating
3301 dwarf2 call frame information. Revise comment.
3303 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3306 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
3307 and __IEEE_FP_INEXACT as appropriate.
3308 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
3309 (CPP_SPEC): Remove ieee defines.
3310 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
3313 2002-05-14 Richard Henderson <rth@redhat.com>
3315 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
3316 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
3318 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3320 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
3322 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
3323 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
3324 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
3325 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
3326 (EXTRA_SPECS): Update.
3327 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3328 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
3329 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
3330 define TARGET_OS_CPP_BUILTINS if necessary.
3332 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3334 * gcc.c (cpp_options): Must pass -m* and -f* options
3335 to the front end even when only preprocessing.
3336 (cc1_options): Remove redundant -lang-c.
3337 * tradcpp.c (main): Ignore -m options.
3339 * lang-specs.h: Similarly.
3341 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
3343 * genautomata.c (transform_3): Add code for transformation
3344 `(A,B,...)+C -> A+C,B,...'.
3346 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
3348 * final.c (end_final): Do not output profile_arcs constructor, when
3349 no functions are instrumented.
3351 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
3353 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
3355 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3357 * doc/install.texi: Remove special markup originally required for
3358 HTML generation with texi2html.
3360 2002-05-14 Andreas Schwab <schwab@suse.de>
3362 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
3364 (UNIQUE_SECTION): Define to get small data correctly.
3366 * varasm.c (resolve_unique_section): Add third parameter
3367 flag_function_or_data_sections and use it instead of
3368 flag_function_sections.
3369 (assemble_start_function): Pass flag_function_sections.
3370 (asm_emit_uninitialised): Pass flag_data_sections.
3371 (assemble_variable): Likewise.
3373 2002-05-14 Richard Henderson <rth@redhat.com>
3375 * config/i386/i386.md: Use define_constants for unspec numbers.
3376 * config/i386/i386.c: Likewise.
3378 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3380 * doc/contrib.texi: Update my entry.
3382 2002-05-13 Mark Mitchell <mark@codesourcery.com>
3384 * fixinc/inclhack.def (winidss_valist): Limit applicability.
3385 * fixinc/fixincl.x: Regenerated.
3386 * fixinc/tests/base/math.h: Update.
3387 * fixinc/tests/base/testing.h: Likewise.
3389 2002-05-13 Zack Weinberg <zack@codesourcery.com>
3391 * genattr.c (gen_attr): Don't emit a comma after the last
3394 2002-05-13 Richard Henderson <rth@redhat.com>
3396 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
3398 * recog.c (peephole2_optimize): Likewise.
3400 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
3402 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
3405 2002-05-13 Jeffrey A Law (law@redhat.com)
3407 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
3408 Update prototype and callers.
3409 (propagate_one_insn): Stack pointer adjustments kill MEMs on
3410 the mem_set_list which reference the stack pointer, as do
3411 calls to constant functions as they may clobber outgoing
3414 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
3416 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
3417 (ia32_multipass_dfa_lookahead): New function.
3419 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3421 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
3422 (translate_options): Remove 'V'.
3423 (process_command): Similarly.
3425 * invoke.texi: Remove documentation of 'V'.
3427 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
3429 * config/s390/linux.h: Revert 2002-04-22 changes.
3431 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
3433 * config/fr30/fr30.md: Only allow splits of immediate loads
3434 if the destination is a register.
3436 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3438 * Makefile.in (c-common.o, cppinit.o): Update.
3439 * c-common.c: Include except.h.
3440 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
3441 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
3442 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
3443 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
3444 CPP_PREDEFINES): Handle here.
3446 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
3447 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
3448 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
3449 TARGET_OS_CPP_BUILTINS.
3450 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
3451 (CPP_SPEC, EXTRA_SPECS): Update.
3452 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
3453 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
3454 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
3455 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
3456 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
3458 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
3459 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
3461 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3463 * emit-rtl.c (global_rtl): Update comment.
3464 (const_double_htab, const_double_htab_hash,
3465 const_double_htab_hash, lookup_const_double): New.
3466 (const_int_htab_hash, const_int_htab_eq): Remove const
3467 qualifiers, which cause tons of warnings with RTL checking on.
3468 (gen_rtx_CONST_DOUBLE): Deleted.
3469 (const_double_from_real_value): New function - bears some
3470 resemblance to the former immed_real_const_1.
3471 (immed_double_const): Moved here from varasm.c and
3473 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
3474 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
3475 (gen_rtx): Use immed_double_const.
3476 (init_emit_once): Initialize the const_double_htab. Use
3477 REAL_VALUE_FROM_INT where possible. Can now use
3478 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
3479 * varasm.c (struct varasm_status): Remove x_const_double_chain.
3480 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
3481 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
3482 (init_varasm_status, mark_varasm_status): Don't touch
3483 x_const_double_chain.
3485 * output.h: Delete prototype for clear_const_double_mem.
3486 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
3487 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
3488 const_double_from_real_value, not immed_real_const_1, and use
3489 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
3491 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
3492 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
3493 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
3494 (gen_rtx_REG): Second arg is unsigned.
3496 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
3497 (excluded_rtx): New, return true for CONST_DOUBLE.
3498 (genmacro): Write nothing for excluded codes.
3499 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
3500 * expr.c (expand_expr): Likewise.
3501 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
3503 * toplev.c (rest_of_compilation): Don't call
3504 clear_const_double_mem.
3506 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
3507 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
3508 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
3509 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
3510 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
3511 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
3512 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
3513 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
3515 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3517 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
3519 2002-05-12 Tom Tromey <tromey@redhat.com>
3521 * tree.h (copy_node): Don't mention TREE_PERMANENT.
3523 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3525 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
3526 (scan_comma_elt): New function. Accepts whitespace in comma lists.
3527 * gensupport.h: Prototype new routines.
3528 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
3530 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
3531 (next_comma_elt): Use scan_comma_elt.
3533 * config/i386/i386.md: Use new attribute notation to break up
3534 long lines in define_attr forms.
3536 2002-05-12 Richard Henderson <rth@redhat.com>
3538 * expr.c (compress_float_constant): New.
3539 (emit_move_insn): Use it.
3540 (float_extend_from_mem): New.
3541 (init_expr_once): Initialize it.
3542 * real.c (exact_real_truncate): New.
3544 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
3545 dropped into memory; penalize for size.
3546 (RTX_COSTS): FLOAT_EXTEND is free.
3547 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
3548 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
3550 2002-05-12 Richard Henderson <rth@redhat.com>
3552 * profile.h (profile_info): Add missing extern to declaration.
3553 * profile.c (profile_info): Define it.
3555 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3557 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
3558 used for DImode and TImode.
3560 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3562 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
3565 2002-05-11 Zack Weinberg <zack@codesourcery.com>
3567 * config/rs6000/rs6000.c (rs6000_default_long_calls,
3568 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
3569 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
3570 (rs6000_override_options): Handle -m(no-)longcall.
3571 (init_cumulative_args, output_mi_thunk): Check for both
3572 longcall and shortcall attributes on the function.
3573 (rs6000_attribute_table): Add "shortcall".
3574 (rs6000_handle_longcall_attribute): Update comment.
3575 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
3576 altivec_expand_ternop_builtin): Add default clauses to switches
3577 to silence warnings.
3579 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3580 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3581 (TARGET_OPTIONS): Add longcall and no-longcall.
3583 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3584 call_value_nonlocal_sysv): Split by alternatives. One pair
3585 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3586 the call cookie. The other pair accepts only LR/CTR and has
3589 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3590 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3592 * config/rs6000/rs6000-c.c: New file.
3593 * config/rs6000/t-rs6000-c-rule: New file.
3594 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3595 Prototype rs6000_pragma_longcall.
3597 * doc/extend.texi: Document shortcall attribute.
3598 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3600 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3602 * reorg.c (dbr_schedule): Remove unnecessary test.
3604 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3606 * i386.md (testsi to testqi spliters): New.
3608 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3610 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3612 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3614 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3615 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3616 that can be made fallthru.
3618 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3620 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3621 (cfg_layout_initialize): Use it.
3623 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3625 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3626 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3627 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3629 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3631 * dbxout.c: Fix formatting.
3632 * dependence.c: Likewise.
3634 * diagnostic.c: Likewise.
3635 * doloop.c: Likewise.
3636 * dominance.c: Likewise.
3637 * doschk.c: Likewise.
3638 * dwarf2asm.c: Likewise.
3639 * dwarf2out.c: Likewise.
3640 * dwarfout.c: Likewise.
3642 2002-05-10 Richard Henderson <rth@redhat.com>
3644 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3645 Convert integers constants as needed. Replace "nwords" field with
3647 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3648 * function.h: Fix typo in comment.
3649 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3651 2002-05-10 Roger Sayle <roger@eyesopen.com>
3653 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3654 into the equivalent (signed char)c > 0.
3656 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3658 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3659 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3660 (struct prefetch_info): Fix spelling of member bytes_accessed.
3661 (emit_prefetch_instructions): Make dump messages more regular;
3662 restructure code to add more dump messages; use new macros for
3663 heuristics. (There are no code generation changes in any of this).
3665 2002-05-10 David S. Miller <davem@redhat.com>
3667 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3668 (struct rtx_def): Update unchanging flag comment.
3669 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3670 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3671 to be handled to INSN too.
3672 (dbr_schedule): Likewise.
3673 * resource.c (next_insn_no_annul): Likewise.
3675 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3678 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3680 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3681 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3682 (possibly) work around broken /bin/sh.
3684 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3686 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3687 . as N64/N32 libgcc_s.so subdirs.
3689 2002-05-10 David S. Miller <davem@redhat.com>
3691 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3693 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3695 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3697 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3698 * doc/rtl.texi: Document these macros more accurately.
3699 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3700 JUMP_INSNs and CALL_INSNs.
3701 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3702 or INSN_FROM_TARGET_P if the code is appropriate.
3704 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3706 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3707 before using SYMBOL_REF_FLAG (addr).
3709 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3710 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3711 Make non-static. Update all callers.
3712 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3713 New insns to clear/set/test a single bit in I/O address space.
3715 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3719 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3721 * Makefile.in: Update.
3722 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3723 builtin_define_std): New.
3724 (c_common_init): Register CPP builtins callback.
3725 * c-common.h (flag_iso, flag_undef): New.
3726 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3727 * c-lex.c: Don't include target.h.
3728 (cb_register_builtins): Move to c-common.c.
3729 (init_c_lex): Don't register hook here.
3730 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3731 (cpp_define, cpp_assert): Remove.
3732 * gcc.c (cc1_options): Pass -undef to front end.
3733 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3734 (TARGET_INITIALIZER): Update.
3735 * target.h (struct cpp_reader): Don't predeclare.
3736 (struct gcc_target): Remove cpp builtin hook.
3737 * tree.c (default_register_cpp_builtins): Remove.
3741 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3743 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3745 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3747 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3748 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3750 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3752 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3753 * config/sparc/libgcc-sparc-glibc.ver: New file.
3754 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3755 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3757 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3760 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3761 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3762 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3764 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3765 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3766 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3767 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3769 2002-05-09 Richard Henderson <rth@redhat.com>
3771 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3772 * config/ia64/ia64.c: Likewise.
3774 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3776 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3777 (save_restore_insns): Likewise.
3778 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3779 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3781 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3783 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3784 * i386.md: Move scheduling information into new files.
3786 * i386.md (type attribute): Add "rotate" for rotate insns.
3787 (rotate insns): Set type to "rotate".
3788 (various attributes and function units): Treat rotate like shift.
3789 (pent_pair attribute): Only rotates by one bit position are
3791 (sbb insns): Explicitly set pent_pair attribute on a couple
3792 that were missing it.
3794 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3796 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3797 make sure that buffer starts on odd word address.
3798 (sh_va_arg): Skip odd fp registers when reading a double precision
3801 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3803 * tree.h (preserve_data, object_permanent_p, type_precision):
3806 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3808 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3809 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3811 * cpp.texi: Update for removal of obsolete features.
3813 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3814 Jeffrey A Law (law@redhat.com)
3816 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3817 the DFA interface for Pentium processors.
3818 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3819 (attr_pent_pair, ix86_pent_find_pair): Remove.
3820 (ix86_sched_reorder_pentium): Remove.
3821 (ix86_sched_reorder): Remove reordering for Pentium.
3822 * i386.md (Pentium scheduling): Rewrite using DFA description.
3824 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3826 * cfganal.c (can_fallthru): Fix fast path.
3827 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3828 with edges to the next block.
3830 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3831 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3833 * final.c (end_final): Use C trees to output data structures for profiling.
3835 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3836 (profile.o): New dependency profile.h
3837 (final.o): New dependency profile.h
3838 * profile.h: New file. New global structure profile_info.
3839 * final.h (count_edges_instrumented_now): Declare.
3840 (current_function_cfg_checksum): Declare.
3841 (function_list): New structure.
3842 (functions_head, functions_tail): New static variables.
3843 (end_final): Emits more data, removed some -ax stuff.
3844 (final): Stores function names and chcksums.
3845 * gcov-io.h (__write_gcov_string): New function.
3846 (__read_gcov_string): New function.
3847 * gcov.c (read_profile): New function.
3848 (create_program_flow_graph): Uses read_profile instead of reading
3850 (read_files): Removed da_file checking, it's done by read_profile now.
3851 * libgcc2.c (bb_function_info): New structure.
3852 (bb): New field in structure, removed some -ax stuff.
3853 (__bb_exit_func): Changed structure of da_file.
3854 * profile.c (count_edges_instrumented_now): New global variable.
3855 (current_function_cfg_checksum): New global variable.
3856 (max_counter_in_program): New global variable.
3857 (get_exec_counts): New function.
3858 (compute_checksum): New function.
3859 (instrument_edges): Sets count_edges_instrumented_now.
3860 (compute_branch_probabilities): Uses get_exec_counts instead of
3862 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
3863 (init_branch_prob): Removed da_file checking, done in get_exec_counts
3865 (end_branch_prob): Removed da_file checking, done in get_exec_counts
3867 * gcov.texi: Updated information about gcov file format.
3869 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
3871 * sbitmap.c: Fix formatting.
3873 * scan-decls.c: Likewise.
3874 * sched-deps.c: Likewise.
3875 * sched-ebb.c: Likewise.
3876 * sched-rgn.c: Likewise.
3877 * sched-vis.c: Likewise.
3878 * sdbout.c: Likewise.
3879 * sibcall.c: Likewise.
3880 * simplify-rtx.c: Likewise.
3882 * ssa-ccp.c: Likewise.
3883 * ssa-dce.c: Likewise.
3885 * stor-layout.c: Likewise.
3886 * stringpool.c: Likewise.
3888 2002-05-09 David S. Miller <davem@redhat.com>
3890 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
3892 2002-05-07 David S. Miller <davem@redhat.com>
3894 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
3895 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
3896 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
3897 library implementation clobbers the output before the inputs
3898 are fully consumed, use stack temporary for the output.
3900 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
3902 * config/netbsd.h (CPP_SPEC): Remove.
3903 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
3904 * config/i386/netbsd.h (CPP_SPEC): Define.
3905 * config/ns32k/netbsd.h (CPP_SPEC): Define.
3906 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
3907 * config/sparc/netbsd.h (CPP_SPEC): Define.
3908 * config/vax/netbsd.h (CPP_SPEC): Define.
3910 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3912 * read-rtl.c: Fix formatting.
3914 * recog.c: Likewise.
3915 * regclass.c: Likewise.
3916 * regmove.c: Likewise.
3917 * reg-stack.c: Likewise.
3918 * reload1.c: Likewise.
3919 * reload.c: Likewise.
3920 * resource.c: Likewise.
3921 * rtlanal.c: Likewise.
3923 * rtl-error.c: Likewise.
3925 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3927 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
3928 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
3930 2002-05-08 Bernd Schmidt <bernds@redhat.com>
3932 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
3933 use __SSE2__ macro instead.
3934 * config/i386/xmmintrin.h: Likewise.
3936 2002-05-08 Janis Johnson <janis187@us.ibm.com>
3938 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
3939 and use it in all invocations of these macros. Clean up comments.
3940 * rtl.c (rtl_check_failed_flag): Add an argument for the name
3941 of the flag access macro whose check failed.
3942 * doc/rtl.texi (Flags): Document additional flag uses.
3944 2002-05-08 Robert Spier <rspier@pobox.com>
3945 Neil Booth <neil@daikokuya.demon.co.uk>
3947 PR preprocessor/6521
3948 * cppfiles.c (handle_missing_header): Don't do anything
3949 different for <> includes.
3951 * cppopts.texi: Update documentation for -MG.
3953 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
3955 * cpplex.c (cpp_interpret_charconst): Truncate as well as
3958 * cpp.texi: Clarify multichar charconst valuation.
3960 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3962 * doc/invoke.texi: Document -mwindiss option.
3964 2002-05-08 Jason Merrill <jason@redhat.com>
3966 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
3968 * dwarf2out.c (gen_type_die): Abort on broken recursion.
3971 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
3974 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
3976 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
3977 little-endian multilibs to override arm/thumb multilibs.
3978 Do not build hardware floating point multilibs, nor apcs-26
3979 multilibs for the Thumb.
3981 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3984 * varasm.c (mark_weak): New function.
3985 (merge_weak): Use it. Do not call declare_weak.
3986 (declare_weak): Use merge_weak.
3988 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3990 * cse.c (dead_libcall_p): Update counts.
3991 (delete_trivially_dead_insns): Update call of dead_libcall_p.
3993 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3995 * cfglayout.c (function_tail_eff_head): Rename to ...
3996 (function_footer): ... this one.
3997 (unlink_insn_chain): New functions.
3998 (label_for_bb): Only call block_label and emit debug message.
3999 (record_effective_endpoints): Actually unlink the headers and footers.
4000 (fixup_reorder_cahin): Re-insert the unlinked sequences.
4001 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
4002 * cfglayout.h (struct reorder_block_def): New fields footer/header;
4003 remove eff_head/eff_end.
4004 * rtl.h (set_first_insn): Declare.
4005 * emit-rtl.c (set_first_insn): New function.
4007 * cfglayout.c (fixup_reorder_chain): Dump duplicated
4008 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4009 cfg_layout_duplicate_bb): New global function.
4010 (duplicate_insn_chain): New static function.
4011 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4012 cfg_layout_duplicate_bb): Declare.
4013 (struct reorder_block_def): Add "original" field.
4014 * emit-rtl.c (emit_copy_of_insn_after): New function.
4015 * rtl.h (emit_copy_of_insn_after): Declare.
4017 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
4018 (fixup_reorder_chain): properly handle edges to exit block.
4020 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4021 Jan Hubicka <jh@suse.cz>
4023 * basic-block.h (note_prediction_to_br_prob): declare.
4024 * c-semantics.c: Inlucde predit.h
4025 (expand_stmt): predict GOTO_STMT as not taken.
4026 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
4027 (cleanup_cfg): Do not free tail_recursion_list.
4028 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
4029 (flow_delete_block): Kill predictions past end of basic block.
4030 * output.h (delete_unreachable_blocks): Declare.
4031 * predict.c (predicted_by_p, process_note_predictions,
4032 process_note_prediction, last_block_p): New function.
4033 (estimate_probability): Bypass loop on PRED_CONTINUE;
4034 do not handle noreturn heuristics; kill PRED_RETURN; add
4036 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
4037 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
4038 * predict.h (IS_TAKEN): New constant.
4039 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
4040 * rtl.c (NOTE_INSN_PREDICTION): New.
4041 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
4043 (insn_note): add NOTE_INSN_PREDICTION.
4044 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
4045 CFG; free tail_recursion_label_list.
4046 * stmt.c: Include predict.h;
4047 (return_prediction): New.
4048 (expand_value_return): Use it.
4049 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
4051 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
4053 * config/mips/mips.md: Name the unspecs with define_constant.
4054 (*HILO_delay): Rename to 'hilo_delay' (no star).
4055 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
4056 (reload_outdi, reload_outsi): Likewise.
4058 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
4060 * toplev.c: Fix formatting.
4062 2002-05-07 Janis Johnson <janis187@us.ibm.com>
4064 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
4065 * configure.in (ac_rtlflag_checking): New.
4066 * doc/install.texi (--enable-checking): Document RTL flag checking.
4068 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4070 * c-common.c (c_common_init): Set options->unsigned_wchar.
4071 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
4072 group target dependencies.
4073 (init_builtins, cpp_handle_option): Update.
4074 * cpplex.c (cpp_interpret_charconst): Update.
4075 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
4076 signed_char to unsigned_char, group target dependencies.
4077 * defaults.h (WCHAR_UNSIGNED): Remove.
4078 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
4080 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
4081 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
4082 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
4083 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
4084 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
4086 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
4088 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4090 * fixinc/inclhack.def (windiss_math1): New fix.
4091 (windiss_math2): Likewise.
4092 (windiss_valist): Likewise.
4093 * fixinc/fixincl.x: Regenerated.
4095 2002-05-07 Andreas Jaeger <aj@suse.de>
4097 * genautomata.c (output_internal_min_issue_delay_func): Add
4098 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
4099 (output_internal_trans_func): Likewise.
4101 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
4103 * pa.c (hppa_profile_hook): Use force_reg to get the address
4104 of the profile hook into an appropriate pseudo register.
4106 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4108 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
4109 (LINK_START_SPEC): Handle it.
4110 (LINK_OS_SPEC): Likewise.
4111 (CPP_SPEC): Likewise.
4112 (STARTFILE_SPEC): Likewise.
4113 (LIB_SPEC): Likewise.
4114 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
4116 (CRTSAVRES_DEFAULT_SPEC): New macro.
4117 (LIB_WINDISS_SPEC): New macro.
4118 (CPP_OS_WINDISS_SPEC): Likewise.
4119 (STARTFILE_WINDISS_SPEC): Likewise.
4120 (ENDFILE_WINDISS_SPEC): Likewise.
4121 (LINK_START_WINDISS_SPEC): Likewise.
4122 (LINK_OS_WINDISS_SPEC): Likewise.
4123 * config/rs6000/windiss.h: New file.
4125 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
4127 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
4129 2002-05-06 David S. Miller <davem@redhat.com>
4131 * config/sparc/sparc.md (shift insns): Do not mask off
4132 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
4135 2002-05-06 Richard Henderson <rth@redhat.com>
4138 * expr.c (highest_pow2_factor_for_type): New.
4139 (expand_assignment): Use it.
4141 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
4143 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
4145 ("altivec_mfvscr"): Same.
4147 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4149 * rtl.h (struct rtx_def): Update comments.
4150 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
4151 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
4152 RTL_FLAG_CHECK macros with list of expected RTL codes.
4153 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
4154 (rtl_check_failed_flag): New.
4155 * reload1.c (reload): Use REG macro before changing rtx to MEM.
4156 (reload_cse_noop_set_p): Check rtx code before using access macro.
4157 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
4158 before using access macro.
4160 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4162 * doc/rtl.texi (Flags): Update to reflect current usage.
4164 2002-05-06 Roger Sayle <roger@eyesopen.com>
4167 * fold-const.c (sign_bit_p): New function.
4168 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
4169 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
4170 Reapply fold when converting (A & C) == C into (A & C) != 0.
4171 (fold_binary_op_with_conditional_arg): Fix typo in comment.
4173 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4175 * c-common.c (warn_multichar): New.
4176 (c_common_init): Set CPP's warn_multichar.
4177 * c-common.h (warn_multichar): New.
4178 * c-decl.c (warn_multichar): Remove.
4179 * c-lex.c (lex_charconst): Update.
4180 * c-tree.h (warn_multichar): Remove.
4181 * cppexp.c (eval_token): Sign-extend charconst value.
4182 * cppinit.c (cpp_create_reader): Set warn_multichar.
4183 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
4184 each character. Update prototype. Sign-extend the result.
4185 * cpplib.h: Fix conditions.
4186 (struct cpp_options): Add new warning flag.
4187 (cpp_interpret_charconst): Update prototype.
4189 * cpp.texi: Update documentation.
4191 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
4193 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
4194 Fix typo in usage of allof instead of unit.
4196 2002-05-06 Richard Henderson <rth@redhat.com>
4198 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
4199 and any jump or call for IN.
4201 2002-05-06 Bernd Schmidt <bernds@redhat.com>
4203 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
4205 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
4207 2002-05-06 Roger Sayle <roger@eyesopen.com>
4209 * fold-const.c (lshift-double): Cast the high word to an unsigned
4210 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
4211 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
4212 avoid compiler warning. (fold): Remove redundant code from
4213 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
4215 2002-05-06 Jeff Law <law@redhat.com>
4217 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
4218 * pa.c (pa_adjust_cost): Remove all true dependency cost
4219 adjustments. Also remove support for non-DFA scheduling.
4220 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
4221 to adjust true dependency costs. Update various comments.
4222 (7100lc, 7200, 7300 scheduling): Simplify by combining the
4223 FP ALU & MPY units into a single unit.
4225 2002-05-06 Catherine Moore <clm@redhat.com>
4227 * config/v850/v850.c (compute_register_save_size): Make sure
4228 to count all of the registers that will be saved.
4230 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4232 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
4234 2002-05-06 David S. Miller <davem@redhat.com>
4236 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
4237 allow result to overlap input operands in memory.
4239 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4242 * cpp.texi: Update multichar charconst docs.
4244 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4246 * cpplex.c (cpp_interpret_charconst): Sign-extend each
4247 character. Don't ignore excess characters. Treat
4248 multicharacter character constants as signed.
4249 (cpp_parse_escape): Clarify diagnostic.
4251 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4253 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
4254 use add instead of shift.
4255 (ashldi3_sp64): Likewise.
4256 (ashlsi3_const1, ashldi3_const1): Remove.
4257 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
4258 * config/sparc/sparc.c (const1_operand): New.
4260 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
4262 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
4264 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4267 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
4269 2002-05-05 Richard Henderson <rth@redhat.com>
4271 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
4272 memory latency adjustments.
4273 (alpha_variable_issue): Remove.
4274 (alpha_use_dfa_pipeline_interface): New.
4275 (alpha_multipass_dfa_lookahead): New.
4276 * config/alpha/alpha.md: Remove define_function_unit scheduling;
4277 include new dfa scheduling.
4278 (attr type): Add none.
4280 * config/alpha/ev4.md: New.
4281 * config/alpha/ev5.md: New.
4282 * config/alpha/ev6.md: New.
4284 2002-05-05 David S. Miller <davem@redhat.com>
4286 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
4288 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
4290 * cse.c: Fix formatting.
4291 * emit-rtl.c: Likewise.
4293 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4295 * genautomata.c (initiate_states): Add additional guard to
4296 initialize `units_array'.
4298 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4300 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
4301 process_unit_to_form_the_same_automaton_unit_lists,
4302 form_the_same_automaton_unit_lists
4303 check_unit_distributions_to_automata): New prototypes and
4305 (check_automata): Rename it into `check_automata_insn_issues'.
4306 (unit_decl): New fields `the_same_automaton_unit' and
4307 `the_same_automaton_message_reported_p'.
4308 (unit_decl_t): New typedef.
4309 (the_same_automaton_lists): New gloval variable.
4310 (unit_regexp, unit_set_el, units_array, units_cmp,
4311 output_get_cpu_unit_code_func): Use the typedef.
4312 (evaluate_max_reserv_cycles): Increment
4313 `description->max_insn_reserv_cycles'.
4314 (initiate_states): Don't increment `max_cycles_num'.
4315 (transform_insn_regexps): Move code around transformation of
4316 regexps from `generate'.
4317 (generate): Remove call of `transform_insn_regexps'.
4318 (expand_automata): Call `transform_insn_regexps' and
4319 `check_unit_distributions_to_automata'. Check errors before
4322 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
4323 automaton `ultrasparc3_1'.
4325 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4327 * c-common.c (c_common_init): Set up CPP arithmetic.
4328 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
4329 something reasonable for the host.
4330 (sanity_checks): Add checks.
4331 (cpp_read_main_file): Call sanity_checks() from here...
4332 (cpp_post_options): ... not here.
4333 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
4334 * cpplib.h (struct cpp_options): New member int_precision.
4336 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4338 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
4340 2002-05-04 David S. Miller <davem@redhat.com>
4342 * config/sparc/linux.h, config/sparc/linux64.h
4343 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
4345 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
4347 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
4349 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
4352 2002-05-05 Tim Josling <tej@melbpc.org.au>
4354 * treelang; New directory for new sample language treelang.
4356 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4358 * Makefile.in (c-lex.o): Update.
4359 * c-lex.c: Include target.h.
4360 (cb_register_builtins): New.
4361 (init_c_lex): Set builtins callback.
4362 * c-lex.h (cpp_define, cpp_assert): New prototypes.
4363 * cppinit.c (init_builtins): Use callback, including for
4365 * cpplib.h (struct cpp_callbacks): New member.
4366 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
4367 (TARGET_INITIALIZER): Update.
4368 * target.h (struct gcc_target): New hook.
4369 * tree.c (default_register_cpp_builtins): New.
4370 * tree.h (default_register_cpp_builtins): New.
4372 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
4374 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4376 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
4377 (cpp_post_options): Move sanity checks to...
4378 (sanity_checks): New.
4379 * cpplex.c (maybe_read_ucs): Fix prototype.
4380 (parse_string, cpp_parse_escape): Cast for %c format specifier.
4381 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
4384 2002-05-04 Bernd Schmidt <bernds@redhat.com>
4386 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
4387 builtins. Use V2DI patterns instead of TI for logical operations.
4388 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
4389 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
4390 (ix86_expand_builtins): Change the pattern used for movntdq.
4391 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
4392 sse2_nandv2di3): New patterns.
4393 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
4395 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
4396 (cvtdq2pd): Correct mode on operand 1.
4397 (sse2_umulsidi3): Describe without unspec.
4398 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
4400 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
4401 (ashlv2di3): Likewise, from sse2_ashlv2di3.
4402 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
4403 ashlv4si3, ashlv2di3): Use SImode for shift count.
4404 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
4405 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
4407 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
4409 (__m128i, __m128d): New macros.
4410 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
4411 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
4412 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
4413 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
4414 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
4415 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
4416 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
4417 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
4418 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
4419 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
4420 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
4421 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
4422 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
4423 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
4424 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
4425 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
4426 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
4427 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
4428 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
4429 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
4430 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
4431 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
4432 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
4433 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
4434 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
4435 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
4436 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
4437 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
4438 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
4439 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4440 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
4441 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
4442 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
4443 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
4444 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
4445 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
4446 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
4448 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
4449 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
4451 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
4453 * dwarf2out.c: Fix formatting.
4454 * varasm.c: Likewise.
4456 2002-05-04 David Edelsohn <edelsohn@gnu.org>
4459 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
4460 clobber and use result as temporary value.
4462 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4464 * expr.c (force_operand): Use expand_simple_* to handle more
4467 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4469 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
4471 (lex_charconst): Update for change in prototype of
4472 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
4474 * cpphash.h (BITS_PER_CPPCHAR_T): New.
4475 * cppinit.c (cpp_create_reader): Initialize them for no
4476 change in semantics.
4477 (cpp_post_options): Add sanity checks.
4478 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
4479 and truncation issues. Calculate in type cppchar_t.
4480 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
4481 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
4482 run-time dependent precision correctly. Return whether the
4483 result is signed or not.
4484 * cpplib.c (dequote_string): Use cppchar_t; update.
4485 * cpplib.h (cppchar_signed_t): New.
4486 struct cpp_options): New precision members.
4487 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
4488 * cppexp.c (eval_token): Update.
4490 2002-05-03 David S. Miller <davem@redhat.com>
4492 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
4493 * config/sparc/sparc.c (sparc_rtx_costs): New function
4494 implementing RTX_COSTS and CONST_COSTS.
4495 * config/sparc/sparc.h (CONST_COSTS): Delete.
4496 (RTX_COSTS_CASES): Define.
4497 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
4500 * config/sparc/sparc.md (DFA schedulers): Split out...
4501 * config/sparc/cypress.md, config/sparc/hypersparc.md,
4502 config/sparc/sparclet.md, config/sparc/supersparc.md,
4503 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
4505 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4506 checks on it, always defined for Sparc.
4508 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
4509 Tweak, and add more detailed comments.
4511 2002-05-03 Zack Weinberg <zack@codesourcery.com>
4513 * Re-apply patch accidentally reverted with
4514 DFA scheduler merge: remove all rules and variables to slurp
4515 source files out of libiberty and rebuild them with HOST_CC.
4516 ($(HOST_PREFIX_1)varray.o): New rule.
4517 (genattrtab rule): Word wrap.
4519 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4521 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
4522 (CPP_SUBTARGET_SPEC): Define.
4523 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
4524 cpp_subtarget specs.
4525 (CPP_SPEC): Redefine to include %(cpp_subtarget).
4527 2002-05-03 David S. Miller <davem@redhat.com>
4529 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
4530 * target.h (struct gcc_target): Delete cycle_display member.
4532 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
4533 (rtx_needs_barrier): Delete reference to cycle_display unspec.
4534 (ia64_sched_reorder2): Mention need for cycle display handling
4535 once such notes exist.
4537 2002-05-03 Richard Henderson <rth@redhat.com>
4539 * real.c (etoasc): Strip most trailing zeros for clarity.
4540 * sched-vis.c: Include real.h.
4541 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
4542 * Makefile.in (sched-vis.o): Add real.h.
4544 2002-05-03 David S. Miller <davem@redhat.com>
4546 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
4549 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
4551 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
4552 when we get an out of range literal.
4553 (altivec_expand_ternop_builtin): Same.
4554 (altivec_expand_unop_builtin): Same.
4555 (altivec_expand_builtin): Same, for dss.
4556 (altivec_expand_builtin): Use trees instead of rtl when
4557 determining literal argument validity.
4559 2002-05-03 David S. Miller <davem@redhat.com>
4561 Delete cycle display scheduling hook.
4562 * config/ia64/ia64.c (ia64_cycle_display,
4563 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
4564 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
4565 and use emit_insn_before instead of ia64_emit_insn_before.
4566 * config/ia64/ia64.md (unspec usage): Delete cycle display.
4567 (cycle_display): Delete insn pattern.
4568 * config/sparc/sparc.md (unspec usage): Delete cycle display.
4569 (cycle_display): Delete insn pattern.
4570 * config/sparc/sparc.c (sparc_cycle_display,
4571 TARGET_SCHED_CYCLE_DISPLAY): Delete.
4572 * doc/md.texi (cycle_display): Don't mention.
4573 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
4575 2002-05-03 Richard Henderson <rth@redhat.com>
4577 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
4578 * recog.h: Declare them.
4580 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4581 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4582 * config/sparc/sparc-protos.h: Update.
4584 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4586 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4587 -D__arch64__. Add -D_LP64.
4588 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4590 (CPP_ARCH64_SPEC): Likewise.
4591 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4592 (NO_BUILTIN_SIZE_TYPE): Undef.
4594 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4596 * genautomata.c (min_issue_delay_pass_states): Change return type
4598 (min_issue_delay_pass_states): Change the algorithm.
4599 (min_issue_delay): Set up min_insn_issue_delay for the state.
4600 (output_min_issue_delay_table): Interchange the nested loops and
4601 and initiate min_insn_issue_delay for states.
4603 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4605 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4608 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4610 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4613 2002-05-03 Richard Henderson <rth@redhat.com>
4616 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4617 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4618 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4619 code before JUMP, not EARLIEST.
4621 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4623 * c-format.c (check_format_info_main): Don't check for presence of
4624 parameter for * width until after operand number has been read,
4625 and only check for it if format parameters are available.
4628 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4630 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4631 (LINK_SPEC): Undef before defining.
4633 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4635 PR preprocessor/6489
4636 * tradcpp.c (fixup_newlines): New.
4637 (main, finclude): Use it.
4639 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4641 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4642 * config/mips/mips.c (mips_unique_section): Strip encoding from
4645 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4647 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4650 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4652 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4653 (Specific): Removed buildstats references.
4654 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4655 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4656 Accomodate Solaris versions beyond 8.
4657 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4658 (Specific, *-*-solaris2.8): Removed, obsolete.
4660 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4663 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4664 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4665 fill leaf_reg_remap with identity.
4666 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4668 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4670 * config/h8300/crti.asm: Remove trailing spaces.
4671 * config/h8300/h8300.c: Likewise.
4672 * config/h8300/lib1funcs.asm: Likewise.
4674 2002-05-02 Jason Merrill <jason@redhat.com>
4676 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4677 * c-decl.c (c_init_decl_processing): Use it.
4678 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4679 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4680 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4682 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4684 * regrename.c: Fix formatting.
4687 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4689 * i386.md (attribute memory): Handle compares properly.
4691 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4693 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4696 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4698 * function.c: Fix formatting.
4700 2002-05-02 Jan Hubicka <jh@suse.cz>
4702 * haifa-sched.c (schedule_insn): Print table of instructions and
4704 (sched_block): Do not print ready list at verbosity level 1.
4705 * sched-vis.c (print_insn): Make global.
4706 * sched-ebb.c (ebb_print_insn): Rename from...
4707 (print_insn): ... this one.
4708 * sched-int.h (print_insn): Declare
4710 2002-05-02 Richard Henderson <rth@redhat.com>
4712 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4713 emitted by cycle_display.
4715 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4717 * doc/install.texi (*-*-freebsd*): Update to latest status.
4719 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4722 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4723 * config/float-sparc.h: Assume 128-bit long double if
4724 __LONG_DOUBLE_128__ is defined.
4726 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4728 * genattrtab.c (write_function_unit_info): Add a dummy element
4729 when num_units == 0.
4731 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4733 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4734 TYPE_MODE (double_type_node) instead of DFmode.
4736 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4738 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4740 * toplev.c (rest_of_compilation): Revert Richard's patch.
4742 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4744 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4746 2002-05-02 Catherine Moore <clm@redhat.com>
4748 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4750 2002-05-02 Kazu Hirata <kazu@hxi.com>
4752 * combine.c: Fix comment typos.
4754 * genautomata.c: Likewise.
4758 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4760 * doc/install.texi: State GNAT version requirements.
4762 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4764 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4765 of the frame pointer or arg pointer register which strict register
4766 checking is not enabled.
4768 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4770 * gcc.dg/altivec-8.c: New.
4772 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4773 PRE_INC and PRE_DEC for altivec modes.
4775 2002-05-01 Bruce Korb <bkorb@gnu.org>
4777 * fixinc/check.tpl(set-writable): make sure the function exists first
4778 * fixinc/inclhack.def(alpha_assert): fix test_text
4779 * fixinc/tests/base/assert.h: add in missing result
4781 2002-05-01 Jeff Law <law@redhat.com>
4783 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4786 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4788 * dbxout.c (dbxout_type): Emit size information for range types,
4789 as well, but only when using GDB extensions.
4791 2002-05-01 Richard Henderson <rth@redhat.com>
4793 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4794 target-independent gnu binutils date test.
4796 2002-05-01 Richard Henderson <rth@redhat.com>
4798 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4799 info before expunging the block.
4801 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4803 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4804 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4805 -M -or -MM is in effect.
4807 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4809 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4810 A29k configurations.
4811 * doc/install.texi: Update to match.
4813 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4816 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4817 for duplicates. Always loop over whole list.
4819 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4821 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4823 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4825 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4828 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4830 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4832 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4834 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4835 (nabs_nopower): Same.
4836 (floatdisf2): New pattern.
4837 (absdi2): Convert to define_insn_and_split.
4842 (fix_trunctfdi2): Same.
4843 (fix_trunctfsi2): Same.
4845 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
4847 * doc/install.texi: Update Texinfo version requirement
4850 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4852 PR target/6512, PR target/5628
4853 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
4854 when memory is not aligned.
4855 (movdf_insn_v9only_vis): Likewise.
4856 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
4857 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
4858 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
4860 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
4862 * gcc.dg/altivec-7.c: New.
4864 * config/rs6000/altivec.h: Cleanup.
4866 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
4868 * doc/invoke.texi (Option Summary): Add -mvrsave=.
4869 (RS/6000 and PowerPC Options): Document -mvrsave=.
4871 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
4872 (rs6000_altivec_vrsave_string): Same.
4873 (rs6000_override_options): Call rs6000_parse_vrsave_option.
4874 (rs6000_parse_vrsave_option): New.
4875 (rs6000_stack_info): Only generate vrsave instructions when
4876 TARGET_ALTIVEC_VRSAVE.
4878 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
4879 (rs6000_altivec_vrsave_string): Define extern.
4880 (rs6000_altivec_vrsave): Same.
4881 (TARGET_ALTIVEC_VRSAVE): New.
4883 2002-04-30 Richard Henderson <rth@redhat.com>
4886 * toplev.c (rest_of_compilation): Don't run cross-jump before
4889 2002-04-30 Tom Rix <trix@redhat.com>
4891 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4892 check which_alternative.
4894 2002-04-30 Kazu Hirata <kazu@hxi.com>
4896 * cpplex.c: Fix comment formatting.
4897 * function.c: Likewise.
4898 * integrate.c: Likewise.
4899 * regrename.c: Likewise.
4900 * sibcall.c: Likewise.
4901 * simplify-rtx.c: Likewise.
4902 * tree-inline.c: Likewise.
4904 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4906 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
4907 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
4908 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
4909 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
4910 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
4911 * pa/x-ada: New file. Define ADA_CFLAGS.
4913 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
4915 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
4916 from MMIX_LAST_REGISTER_FILE_REGNUM.
4917 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
4918 (struct machine_function): New member highest_saved_stack_register
4919 previously static variable in mmix.c.
4920 (MACHINE_DEPENDENT_REORG): Define.
4921 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
4922 (MMIX_OUTPUT_REGNO): New.
4923 (mmix_target_asm_function_prologue): Move calculation of last used
4924 saved-stack-register into...
4925 (mmix_machine_dependent_reorg): New function. Update to also handle
4927 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
4928 register names, simplify somewhat by new variable regno.
4929 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
4931 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
4932 emitting register names.
4933 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
4934 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
4936 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
4939 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
4941 2002-04-30 Richard Henderson <rth@redhat.com>
4943 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4944 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
4945 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
4946 emit_tfmode_cvt): New.
4947 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
4948 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
4949 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
4950 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
4951 * config/sparc/sparc-protos.h: Update.
4953 2002-04-30 Janis Johnson <janis187@us.ibm.com>
4955 * install.texi (Final install): Add to the list of info to include
4956 in a report of a successful bootstrap, and add link to 3.1 list.
4958 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
4960 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
4961 (mode): Add vector modes
4962 (i387): Kill attribute.
4963 (unit): New attribute.
4964 (length_immediate): Grok new types.
4965 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
4966 (modrm): Use "unit".
4967 (memory): Handle MMX/SSE properly.
4968 (scheduling descriptions): Kill uses of fop1.
4969 (sse, mmx, fp patterns): Set type and mode properly.
4971 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
4973 * pa.c (override_options): Default to PA8000 scheduling.
4974 * doc/invoke.texi (HP-PA options): Mention newly added 7300
4975 scheduling parameter.
4977 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
4978 handling of double precision multiplies.
4980 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
4981 fpdiv and fpsqrt instructions.
4982 (7200 & 7300 scheduling): Fix typo in handling of
4983 store-load and store-store penalties.
4985 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4987 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
4988 mips. Add two missing commas.
4990 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
4992 * doc/contrib.texi (Contributors): Update Paolo Carlini's
4993 and Benjamin Kosnik's entries.
4995 2002-04-29 David S. Miller <davem@redhat.com>
4997 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
4998 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
4999 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
5000 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5002 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5004 * combine.c (find_split_point): Use gen_int_mode.
5006 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
5008 Merging code from dfa-branch:
5010 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
5012 * genautomata.c (output_reserv_sets): Fix typo.
5014 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
5016 * genautomata.c (output_reserv_sets): Remove
5017 next_cycle_output_flag.
5019 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
5021 * sched-rgn.c (init_ready_list): Make the DFA code handle
5022 USE/CLOBBER insns in the same way as the traditional
5024 (new_ready): Similarly..
5026 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
5028 * haifa-sched.c (schedule_block): Change the DFA state only after
5031 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
5033 * pa.c (hppa_use_dfa_pipeline_interface): New function.
5034 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
5035 (override_options): Add PA7300 scheduling support.
5036 (pa_adjust_cost): Update various comments. Properly
5037 handle anti and output dependencies when using the
5039 (pa_issue_rate): Add PA7300 scheduling support.
5040 (pa_can_combine_p): Call extract_insn before calling
5041 constrain_operands (taken from mainline tree).
5042 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
5043 * pa.md (cpu attr): Add 7300. Rewrite pipeline
5044 descriptions using DFA descriptions. Add PA7300
5047 2002-03-30 David S. Miller <davem@redhat.com>
5049 Add UltraSPARC-III DFA scheduling support.
5050 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
5051 Update FP conditional move on register insn patterns to use it, as
5053 (define_attr cpu): Add ultrasparc3.
5054 (define_attr us3load_type): New, update integer load patterns to
5055 set it, as appropriate.
5056 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
5057 (rest): Add UltraSPARC3 scheduling description.
5058 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
5059 (PROCESSOR_ULTRASPARC3): New.
5060 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
5061 ({ASM,CPP}_CPU_SPEC): Likewise.
5062 (REGISTER_MOVE_COST): Likewise.
5063 (RTX_COSTS): Likewise.
5064 * config/sparc/sparc.c (sparc_override_options,
5065 sparc_initialize_trampoline, sparc64_initialize_trampoline,
5066 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5067 sparc_issue_rate): Likewise.
5068 * config/sparc/sol2.h: Likewise.
5069 * config/sparc/sol2-sld-64.h: Likewise.
5070 * config/sparc/linux64.h: Likewise.
5072 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
5074 * doc/md.texi: Add comments about usage the latency time for the
5075 different dependencies and about case when two or more conditions
5076 in different define_insn_reservations returns TRUE for an insn.
5078 * doc/md.texi: Add reference for automaton based pipeline
5081 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
5083 * doc/passes.texi: Add missed information about genattrtab.
5085 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
5087 * genautomata.c (output_automata_list_transition_code): Check
5088 automata_list on NULL.
5090 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
5092 * genautomata.c (output_insn_code_cases,
5093 output_automata_list_min_issue_delay_code,
5094 output_automata_list_transition_code,
5095 output_automata_list_state_alts_code): Comment the functions.
5097 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
5099 * genautomata.c (automata_list_el_t): New typedef.
5100 (get_free_automata_list_el,free_automata_list_el,
5101 free_automata_list, automata_list_hash, automata_list_eq_p,
5102 initiate_automata_lists, automata_list_start, automata_list_add,
5103 automata_list_finish, finish_automata_lists,
5104 output_insn_code_cases, output_automata_list_min_issue_delay_code,
5105 output_automata_list_transition_code,
5106 output_automata_list_state_alts_code, add_automaton_state,
5107 form_important_insn_automata_lists): New functions and prototypes.
5108 (insn_reserv_decl): Add members important_automata_list and
5110 (ainsn): Add members important_p.
5111 (automata_list_el): New structure.
5112 (first_free_automata_list_el, current_automata_list,
5113 automata_list_table): New global variables.
5114 (create_ainsns): Initiate member important_p.
5115 (output_internal_min_issue_delay_func): Generate the switch and
5116 call output_insn_code_cases.
5117 (output_internal_trans_func, output_internal_state_alts_func):
5119 (generate): Call initiate_automata_lists.
5120 (automaton_states): New global variable.
5121 (expand_automata): Call form_important_insn_automata_lists.
5122 (write_automata): Call finish_automata_lists.
5124 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
5126 * genautomata.c (add_excls, add_presence_absence): Check that
5127 cpu units in the sets belong the same automaton.
5129 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
5130 about that cpu units in the sets belong the same automaton.
5132 * doc/md.texi: Ditto.
5134 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
5135 Nitin Gupta <niting@noida.hcltech.com>
5137 * config/sh/sh.c (sh_use_dfa_interface): New function.
5139 (sh_issue_rate): New Function.
5140 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
5141 TARGET_SCHED_ISSUE_RATE: define.
5143 * config/sh/sh.md: Add DFA based pipeline description for SH4.
5145 (define_attr insn_class): New attribute used for DFA
5147 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
5148 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
5149 cmpeqdi_t): Likewise.
5151 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
5152 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
5154 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
5156 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5158 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
5161 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5163 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
5164 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
5166 (output_dfa_start_func): Initiate new variable insn_codes_length,
5167 (write_automata): Output definition of the new variable.
5169 2001-10-02 David S. Miller <davem@redhat.com>
5171 * haifa-sched.c (advance_one_cycle): New function.
5172 (schedule_block): Use it.
5173 (queue_to_ready): Use it, and also make sure to advance the DFA
5174 state on all stall cycles, not just those where insn_queue links
5177 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
5179 * haifa-sched.c (max_issue): Remove last_p argument. Only return
5180 non-zero if the highest-priority instruction could be scheduled.
5181 (choose_ready): Remove last argument from max_issue call.
5183 2001-09-28 David S. Miller <davem@redhat.com>
5185 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
5186 ultrasparc and 3 for other multi-issue sparcs.
5188 2001-09-27 David S. Miller <davem@redhat.com>
5190 * config/sparc/sparc.md (cycle_display): New pattern.
5191 * config/sparc/sparc.c (sparc_cycle_display): New.
5192 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
5194 2001-09-25 David S. Miller <davem@redhat.com>
5196 Convert all of Sparc scheduling to DFA
5197 * config/sparc/sparc.md: Kill all define_function_unit
5198 directives and replace with DFA equivalent.
5199 * config/sparc/sparc.c (ultrasparc_adjust_cost,
5200 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
5201 ultra_fpmode_conflict_exists, ultra_find_type,
5202 ultra_build_types_avail, ultra_flush_pipeline,
5203 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
5204 ultrasparc_variable_issue, ultrasparc_sched_init,
5205 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
5206 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
5207 ultra_cur_hist, ultra_cycles_elapsed): Kill.
5208 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5209 ultrasparc_store_bypass_p): New.
5210 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
5213 2001-09-24 David S. Miller <davem@redhat.com>
5215 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
5216 ready->vec[foo] not ready[foo].
5218 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5220 * doc/md.texi: Correct examples for define_insn_reservations
5223 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5225 * genautomata.c (create_automata): Print message about creation of
5227 (generate): Remove printing meease about creation of
5230 2001-09-05 David S. Miller <davem@redhat.com>
5232 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5233 * config/sparc/linux64.h: Likewise.
5235 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
5237 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
5238 schedule_block, sched_init, sched_finish): Add missed calls of
5239 use_dfa_pipeline_interface.
5241 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
5244 * sched-vis.c (get_visual_tbl_length): Ditto.
5246 2001-08-27 Richard Henderson <rth@redhat.com>
5248 * genattr.c (main): Emit state_t even when not doing scheduling.
5250 2001-08-27 Richard Henderson <rth@redhat.com>
5252 * genautomata.c (expand_automata): Always create a description.
5254 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5256 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5257 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5258 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5261 * genattr.c (main): New variable num_insn_reservations. Increase
5262 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5263 pipeline hazard recognizer interface.
5265 * genattrtab.h: New file.
5267 * genattrtab.c: Include genattrtab.h.
5268 (attr_printf, check_attr_test, make_internal_attr,
5269 make_numeric_value): Move protypes into genattrtab.h. Define them
5271 (num_dfa_decls): New global variable.
5272 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5273 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5274 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5275 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5277 * genautomata.c: New file.
5279 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5281 * sched-int.h: (curr_state): Add the external definition for
5282 automaton pipeline interface.
5283 (haifa_insn_data): Add comments for members blockage and units.
5285 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5286 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5287 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5288 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5289 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5290 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5291 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5293 (TARGET_SCHED): Use the new macros.
5295 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5296 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5297 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5298 dfa_bubble): New members in gcc_target.sched.
5300 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5301 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5302 (insn_queue): Redefine it as pointer to array.
5303 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5305 (max_insn_queue_index_macro_value): New variable.
5306 (curr_state, dfa_state_size, ready_try): New varaibles for
5307 automaton interface.
5308 (ready_element, ready_remove, max_issue): New function prototypes
5309 for automaton interface.
5310 (choose_ready): New function prototype.
5311 (insn_unit, blockage_range): Add comments.
5312 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5313 FUNCTION_UNITS_SIZE == 0.
5314 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5315 actual_hazard, potential_hazard): Add comments.
5316 (insn_cost): Use cost -1 as undefined value. Remove
5317 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5319 (ready_element, ready_remove): New functions for automaton
5321 (schedule_insn): Add new code for automaton pipeline interface.
5322 (queue_to_ready): Add new code for automaton pipeline interface.
5323 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5324 (debug_ready_list): Print newline when the queue is empty.
5325 (max_issue): New function for automaton pipeline interface.
5326 (choose_ready): New function.
5327 (schedule_block): Add new code for automaton pipeline interface.
5328 Print ready list before scheduling each insn.
5329 (sched_init): Add new code for automaton pipeline interface.
5330 Initiate insn cost by -1.
5331 (sched_finish): Free the current automaton state and finalize
5332 automaton pipeline interface.
5334 * sched-rgn.c: Include target.h.
5335 (init_ready_list, new_ready, debug_dependencies): Add new code for
5336 automaton pipeline interface.
5338 * sched-vis.c: Include target.h.
5339 (get_visual_tbl_length): Add code for automaton interface.
5340 (target_units, print_block_visualization): Add comments.
5342 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5343 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5344 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5345 (getruntime.o, genautomata.o): New entries.
5346 (genattrtab.o): Add new dependency file genattrtab.h.
5347 (genattrtab): Add new dependencies. Link it with `libm.a'.
5348 (getruntime.o, hashtab.o): New entries for canadian cross.
5350 * doc/md.texi: Description of automaton based model.
5352 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5354 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5355 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5356 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5357 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5358 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5359 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5360 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5362 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5363 MAX_DFA_ISSUE_RATE): New macro descriptions.
5365 * doc/contrib.texi: Add dfa based scheduler contribution.
5367 * doc/gcc.texi: Add more information about genattrtab.
5369 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5371 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
5372 adjust_address_nv call.
5374 2002-04-29 Janis Johnson <janis187@us.ibm.com>
5376 * doc/install.texi (Testing): Provide additional information, and
5377 a stronger encouragement, for running the testsuites.
5379 2002-04-29 DJ Delorie <dj@redhat.com>
5381 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
5382 given in upper case.
5384 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5386 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
5387 Solaris 2 <widec.h> if missing.
5388 * fixinc/fixincl.x: Regenerate.
5389 * fixinc/tests/base/widec.h: New file.
5391 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
5393 * toplev.c (f_options): Add "profile" switch so that
5394 -fno-profile can be used to disable -p.
5396 2002-04-29 Bernd Schmidt <bernds@redhat.com>
5398 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
5400 * tree.c (build_common_tree_nodes_2): Likewise.
5401 * tree.h (enum tree_index): Likewise.
5402 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
5404 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
5406 (init_mmx_sse_builtins): Initialize SSE2 builtins.
5407 (ix86_expand_builtin): Add support for SSE2 builtins.
5408 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
5409 (VALID_SSE_REG_MODE): Use it.
5410 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
5411 (enum ix86_builtins): Add SSE2 builtins.
5412 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
5413 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
5414 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
5415 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
5416 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
5417 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
5418 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
5419 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
5420 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
5421 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
5422 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
5423 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
5424 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
5425 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5426 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
5427 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
5428 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
5429 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
5430 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
5431 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
5432 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
5433 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
5434 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
5435 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
5436 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
5437 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
5438 lfence_insn): New patterns.
5439 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
5440 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
5442 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
5444 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
5446 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5448 * doc/contrib.texi (Contributors): Add Paolo Carlini and
5450 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
5451 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
5452 and CPU instead of cpu.
5454 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5456 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
5458 (lang_independent_options): Add -fif-conversion, -fif-conversion2
5459 (rest_of_compilation): Do if conversion only when asked for.
5460 (parse_options_and_default_flags): Set new variables to 1 for -O1
5461 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
5463 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5465 * i386.c (dbx64_register_map): Fix typo.
5467 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5469 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
5470 real_one_half, real_bb_freq_max): New static variables.
5471 (debug_profile_bbauxs): Kill.
5472 (process_note_predictions): Kill unused variable.
5473 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
5475 (propagate_freq): Use REAL_ARITHMETICS.
5476 (estimate_bb_frequencies): Likevise; init new static variables.
5477 * Makefile.in (predict.o): Add dependency on real.h
5479 2002-04-28 David S. Miller <davem@redhat.com>
5482 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
5483 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
5484 several {reads,writes} instead.
5485 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
5488 2002-04-27 David S. Miller <davem@redhat.com>
5491 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
5494 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
5495 including signal.h and sys/ucontext.h, not needed.
5497 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
5499 * varasm.c (output_constant_def): Correct test for not calling
5500 ENCODE_SECTION_INFO for INTEGER_CST.
5502 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
5504 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
5505 keep most cases as function eval_token.
5506 (eval_token): New function.
5507 (_cpp_parse_expr): Read token here for improved diagnostics.
5508 Don't use op_as_text. Detect bad ':' here.
5509 (reduce): Don't detect bad ':' here.
5510 (op_as_text): Remove.
5511 * cpphash.h (_cpp_test_assertion): Change prototype.
5512 * cpplib.c (_cpp_test_assertion): Change prototype.
5514 2002-04-28 Richard Henderson <rth@redhat.com>
5517 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
5518 (ggc_mark_rtx_children): New.
5520 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5523 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
5524 after call peepholes for UltraSPARC.
5525 (call + jump 64-bit peepholes): Remove.
5527 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5530 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
5531 result as temporary value.
5533 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5536 * toplev.c (rest_of_compilation): Only run regrename and copy
5537 propagation if optimizing.
5539 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5541 PR optimization/6475
5542 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
5543 register of REGNO_DECL (i).
5544 * Makefile.in (reload1.o): Add $(TREE_H).
5546 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
5548 * cppexp.c (lex): Update to use state.skip_eval.
5549 (struct op): Remove prio and flags members.
5550 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
5551 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
5552 (LEFT_ASSOC): New macro.
5553 (optab): New table of operator priorities and flags.
5555 (_cpp_parse_expr): Clean up logic. Return bool. Use a
5556 malloc-ed parser stack.
5557 (reduce): New; reduce the operator stack.
5558 (_cpp_expand_op_stack): Expand the operator stack as necessary.
5559 * cpphash.h (struct op): Predeclare.
5560 (struct cpp_reader): New members op_stack, op_limit.
5561 (struct lexer_state): New member skip_eval.
5562 (_cpp_parse_expr): Update.
5563 (_cpp_expand_op_stack): New.
5564 * cpplib.c (do_if): Update.
5565 * cppinit.c (cpp_create_reader): Create op stack.
5566 (cpp_destroy): And destroy it.
5567 * cpplib.h (CPP_LAST_CPP_OP): Correct.
5568 (TTYPE_TABLE): Correct.
5570 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5573 * c-decl.c (duplicate_decls): Call merge_weak.
5574 * c-pragma.c (apply_pragma_weak): Warn about misuse.
5575 * output.h (merge_weak): Prototype merge_weak.
5576 * varasm.c (merge_weak): New function.
5577 (declare_weak): Make sure we don't give an error on VAR_DECLs.
5578 Mark RTL with SYMBOL_REF_WEAK.
5580 2002-04-27 Kurt Garloff <garloff@suse.de>
5582 * tree-inline.c (inlinable_function_p): Improve heuristics
5583 by using a smoother function to cut down allowable inlinable size.
5584 * param.def: Add parameters max-inline-insns-single,
5585 max-inline-slope, min-inline-insns that determine the exact
5586 shape of the above function.
5587 * param.h: Likewise.
5589 2002-04-26 Richard Henderson <rth@redhat.com>
5591 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5592 (yyoverflow): Re-add. Set them.
5593 (free_parser_stacks): New.
5594 * c-common.h: Declare it.
5595 * c-lex.c (c_common_parse_file): Call it.
5597 2002-04-26 Richard Henderson <rth@redhat.com>
5599 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5600 for fallthru search.
5602 2002-04-26 Eric Christopher <echristo@redhat.com>
5604 PR optimization/3700
5605 * config/mips/mips.c (mips_issue_rate): Define. New function.
5606 (TARGET_SCHED_ISSUE_RATE): Use.
5608 2002-04-25 David S. Miller <davem@redhat.com>
5611 * reorg.c (optimize_skip): Do not allow exception causing
5612 instructions to be considered for delay slots.
5613 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5614 (relax_delay_slots): Do not try to consider exception causing
5615 instructions as redundant.
5617 2002-04-26 Richard Henderson <rth@redhat.com>
5620 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5622 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5625 * config/i386/i386.md (untyped_call): Return the value in a float
5626 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5629 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5631 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5632 in unsigned-ness correctly.
5634 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5636 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5637 portable runtime model.
5639 2002-04-26 Richard Henderson <rth@redhat.com>
5641 * c-parse.in (yyoverflow): Revert.
5643 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5644 Richard Henderson <rth@redhat.com>
5646 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5647 result as temporary value.
5649 2002-04-26 Richard Henderson <rth@redhat.com>
5652 * c-common.c (fix_string_type): Split out of ...
5653 (combine_strings): ... here. Take a varray, not a tree list.
5654 (c_expand_builtin_printf): Use fix_string_type.
5655 * c-common.h: Update decls.
5656 * c-parse.in (string): Remove. Update all uses to use STRING
5657 instead, and not call combine_strings.
5660 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5661 (build_asm_stmt): Likewise.
5662 * objc/objc-act.c (my_build_string): Use fix_string_type.
5663 (build_objc_string_object): Build varray for combine_strings.
5665 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5667 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5670 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5672 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5673 (HAVE_NO_R_OPERAND): Remove.
5674 (HAVE_VALUE): Remove.
5675 (op_to_prio): Update.
5676 (UNARY): Don't alter flags.
5677 (_cpp_parse_expr): want_value used to indicate whether
5678 a number or unary operator is expected next. Distinguish
5679 unary and binary +/-.
5680 (op_as_text): Update for unary operators.
5682 2002-04-25 Richard Henderson <rth@redhat.com>
5685 * c-parse.in (yyoverflow): New.
5687 2002-04-25 Richard Henderson <rth@redhat.com>
5690 * c-common.c (shorten_compare): Simplfy conditions leading to
5691 the generation of a warning.
5693 2002-04-25 Richard Henderson <rth@redhat.com>
5696 * expmed.c (extract_bit_field): Fall through to generic code rather
5697 than aborting on subreg special case.
5699 2002-04-25 David S. Miller <davem@redhat.com>
5701 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5702 for DECL being NULL.
5704 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5706 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5708 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5710 * c-decl.c (grokdeclarator): Remove outdated ??? note
5711 on invalid declaration of flexible array members.
5713 2002-04-25 Richard Henderson <rth@redhat.com>
5715 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5717 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5719 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5720 needed by the compiler, even if they are used as global regs.
5722 2002-04-25 Matt Hiller <hiller@redhat.com>
5724 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5726 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5727 of the corresponding functions.
5728 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5731 2002-04-25 Matt Hiller <hiller@redhat.com>
5733 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5735 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5736 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5737 registers, adjust comment accordingly.
5738 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5739 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5740 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5741 for coprocessor registers.
5742 (ADDITIONAL_REGISTER_NAMES): Include
5743 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5745 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5746 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5747 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5748 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5749 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5751 (mips_char_to_class): Adjust comment to include coprocessor
5754 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5756 (mips_reg_names, mips_regno_to_class): Include coprocessor
5758 (mips_sw_reg_names): Ditto, make non-static.
5759 (mips_move_1word): Handle moves to and from coprocessor registers.
5760 (mips_move_2words): Handle moves to and from coprocessor
5762 (mips_class_max_nregs, mips_register_move_cost): Handle
5763 coprocessor register classes.
5764 (override_options): Initialize mips_char_to_class and
5765 mips_hard_regno_mode_ok properly for coprocessor registers.
5767 * config/mips/mips.md (movdi_internal, movdi_internal2,
5768 movsi_internal1, movsi_internal2): Add constraint-sets for
5769 coprocessor registers.
5770 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5771 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5773 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5774 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5776 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5777 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5779 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5780 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5783 * doc/tm.texi: Document feature.
5785 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5787 * integrate.c (function_attribute_inlinable_p): Simplify.
5788 Check the table pointer is not NULL.
5790 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5792 * doc/c-tree.texi: Fix typo in introduction.
5794 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5796 * c-common.h (c_common_parse_file): Update.
5797 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5798 * c-lex.c (YYDEBUG): Get from c-lex.h.
5799 (c_common_parse_file): Update.
5800 * c-lex.h (YYDEBUG, yydebug): New.
5801 * c-parse.in (YYDEBUG): Get from c-lex.h.
5802 (c_set_yydebug): Remove.
5803 * c-tree.h (c_set_yydebug): Remove.
5804 * langhooks-def.h (lhd_do_nothing_i): New.
5805 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5806 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5807 * langhooks.c (lhd_do_nothing_i): New.
5808 (lhd_set_yydebug): Remove.
5809 * langhooks.h (struct lang_hooks): Update.
5810 * toplev.c (set_yydebug): New.
5811 (compile_file): Update call to parse_file hook.
5812 (decode_d_option): Update.
5814 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5816 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5818 * loop.c (load_mems): Don't change the interface of called functions.
5820 * calls.c (expand_call): Take current_function_pretend_args_size
5821 into account when setting argblock for sibcalls.
5823 2002-04-24 Matt Hiller <hiller@redhat.com>
5825 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5828 * cpplex.c (skip_line_comment): Process comment one multibyte
5829 character at a time rather than one char at a time, if
5831 (parse_string): Process string one multibyte character at a time
5832 rather than one char at a time, if appropriate.
5833 * c-lex.c (lex_string): Lex and copy multibyte strings
5835 * cpplib.h (cppchar_t): Change to unsigned.
5837 2002-04-24 Richard Henderson <rth@redhat.com>
5840 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
5843 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
5845 * sh.c (sh_va_arg): If argument was passed by reference,
5846 dereference the pointer.
5848 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5850 * sh.md (divsi3_i4_media): Use match_operand for input values
5851 rather than hard registers.
5852 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
5853 unnecessarily through hard registers. Keep copies of pseudo
5854 registers outside of the libcall sequence.
5856 * sh.md (casesi_shift_media): Add modes.
5858 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
5861 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
5863 * attribs.c (c_common_attribute_table): Move table and handlers
5865 (format_attribute_table, lang_attribute_table,
5866 lang_attribute_common): Remove.
5867 (init_attributes): Replace NULL pointers with pointers to the
5869 (handle_packed_attribute, handle_nocommon_attribute,
5870 handle_common_attribute, handle_noreturn_attribute,
5871 handle_noinline_attribute, handle_always_inline_attribute,
5872 handle_used_attribute, handle_unused_attribute,
5873 handle_const_attribute, handle_transparent_union_attribute,
5874 handle_constructor_attribute, handle_destructor_attribute,
5875 handle_mode_attribute, handle_section_attribute,
5876 handle_aligned_attribute, handle_weak_attribute,
5877 handle_alias_attribute, handle_visibility_attribute,
5878 handle_no_instrument_function_attribute, handle_malloc_attribute,
5879 handle_no_limit_stack_attribute, handle_pure_attribute,
5880 handle_deprecated_attribute, handle_vector_size_attribute,
5881 vector_size_helper): Move to c-common.c.
5882 * c-common.c (c_common_attribute_table,
5883 handle_packed_attribute, handle_nocommon_attribute,
5884 handle_common_attribute, handle_noreturn_attribute,
5885 handle_noinline_attribute, handle_always_inline_attribute,
5886 handle_used_attribute, handle_unused_attribute,
5887 handle_const_attribute, handle_transparent_union_attribute,
5888 handle_constructor_attribute, handle_destructor_attribute,
5889 handle_mode_attribute, handle_section_attribute,
5890 handle_aligned_attribute, handle_weak_attribute,
5891 handle_alias_attribute, handle_visibility_attribute,
5892 handle_no_instrument_function_attribute, handle_malloc_attribute,
5893 handle_no_limit_stack_attribute, handle_pure_attribute,
5894 handle_deprecated_attribute, handle_vector_size_attribute,
5895 vector_size_helper): Move from attribs.c.
5896 * c-common.h (c_common_attribute_table,
5897 c_common_format_attribute_table): New.
5898 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5899 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5900 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
5901 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
5902 (LANG_HOOKS_INITIALIZER): Update.
5903 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
5904 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
5905 * target.h: Update comment.
5906 * tree.c (default_target_attribute_table): Remove.
5907 * tree.h (default_target_attribute_table, format_attribute_table,
5908 lang_attribute_table, lang_attribute_common): Remove.
5910 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5911 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5913 2002-04-24 Jason Merrill <jason@redhat.com>
5915 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
5916 * dwarf2out.c (dwarf_attr_name): Support it.
5917 (gen_array_type_die): Emit it.
5918 (lookup_type_die): No special handling for VECTOR_TYPE.
5919 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
5921 2002-04-24 Richard Henderson <rth@redhat.com>
5923 * config/mips/mips.md (movdi_usd): Renumber.
5925 2002-04-24 David S. Miller <davem@redhat.com>
5928 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
5929 32-bit Sparc and current_function_returns_struct is true.
5931 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5933 * loop.c (canonicalize_condition): Use gen_int_mode.
5935 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
5937 * config/rs6000/altivec.h: Cleanup file. Add non individual
5959 (vec_vcmpequb): New.
5960 (vec_vcmpequh): New.
5961 (vec_vcmpequw): New.
5962 (vec_vcmpeqfp): New.
5963 (vec_vcmpgefp): New.
5964 (vec_vcmpgtub): New.
5965 (vec_vcmpgtsb): New.
5966 (vec_vcmpgtuh): New.
5967 (vec_vcmpgtsh): New.
5968 (vec_vcmpgtuw): New.
5969 (vec_vcmpgtsw): New.
5970 (vec_vcmpgtfp): New.
5971 (vec_vcmpgefp): New.
5976 (vec_vexptefp): New.
5981 (vec_lde): Add vector float variant.
5986 (vec_vmhaddshs): New.
6008 (vec_vmladduhm): New.
6009 (vec_vmhraddshs): New.
6011 (vec_vmsummbm): New.
6012 (vec_vmsumuhm): New.
6013 (vec_vmsumshm): New.
6014 (vec_vmsumuhs): New.
6015 (vec_vmsumshs): New.
6024 (vec_vnmsubfp): New.
6042 (vec_vrsqrtefp): New.
6053 (vec_vspltisb): New.
6054 (vec_vspltish): New.
6055 (vec_vspltisw): New.
6080 (vec_vsum4ubs): New.
6081 (vec_vsum4sbs): New.
6082 (vec_vsum4shs): New.
6083 (vec_vsum2sws): New.
6094 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
6097 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
6098 added literals from substracted literals.
6099 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
6100 (fold) [associate]: Preserve MINUS_EXPR if needed.
6102 2002-04-23 Zack Weinberg <zack@codesourcery.com>
6104 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
6107 2002-04-23 Tom Tromey <tromey@redhat.com>
6109 * gcc.c: Added --resource. For PR java/6314.
6111 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6113 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
6114 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
6117 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6119 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
6121 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6123 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
6125 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
6126 (ix86_expand_clrstr): Fix typo.
6127 * loop.c (gen_load_of_final_value): New.
6128 (loop_givs_rescan, strength_reduce, check_dbra_loop):
6131 2002-04-23 Roger Sayle <roger@eyesopen.com>
6133 * builtins.c (builtin_memset_gen_str): New function.
6134 (expand_builtin_memset): Optimize the case of constant length, but
6137 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
6139 * config/rs6000/altivec.h (vec_step): Remove extraneous
6141 (vec_ctu): Cast return.
6143 2002-04-23 Alan Modra <amodra@bigpond.net.au>
6146 * function.h: (struct function): Add profile_label_no field.
6147 (current_function_profile_label_no): Define.
6148 * function.c: (profile_label_no): New static var.
6149 (expand_function_start): Increment it, and copy to
6150 current_function_profile_label_no.
6151 * output.h (profile_label_no): Delete.
6152 * final.c (profile_label_no): Delete.
6153 (profile_function): Use current_function_profile_label_no.
6154 (final_end_function): Don't increment profile_label_no here.
6155 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
6156 profile_label_no with current_function_profile_label_no.
6157 * config/pa/pa.c (current_function_number): Delete.
6158 (pa_output_function_prologue): Don't output profile label here.
6159 (hppa_profile_hook): Use label_no param rather than
6160 current_function_number.
6161 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
6162 * config/pa/pa.h: .. here.
6163 (FUNCTION_PROFILER): Output profile label here.
6165 2002-04-22 Eric Christopher <echristo@redhat.com>
6167 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
6168 patch of 2002-04-09 due to binutils issues.
6169 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
6171 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6173 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
6174 constraint to 'o' for m=r and r=m alternatives.
6175 ("*movv8hi_internal1"): Same.
6176 ("*movv16qi_internal1"): Same.
6177 ("*movv4sf_internal1"): Same.
6179 2002-04-22 Janis Johnson <janis187@us.ibm.com>
6181 * rtl.h (RTX_FLAG): New macro.
6182 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
6183 * final.c (alter_subreg): Use macro to access rtx flag.
6184 * integrate.c (copy_rtx_and_substitute): Use new access macro.
6185 * print-rtl.c (print_rtx): Use new access macro.
6187 * cse.c (insert): Check rtx code before accessing flag.
6189 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
6190 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
6191 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
6192 convert_const_symbol_ref, make_canonical, make_alternative_compare,
6193 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
6194 simplify_test_exp, optimize_attrs, simplify_by_exploding,
6195 find_and_mark_used_attributes, unmark_used_attributes,
6196 add_values_to_cover, simplify_with_current_value,
6197 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
6198 copy_rtx_unchanging, main): Use new access macros.
6200 2002-04-22 Tom Rix <trix@redhat.com>
6202 * expmed.c (init_expmed): Generate shifted constant once.
6204 2002-04-22 Zack Weinberg <zack@codesourcery.com>
6206 * c-lex.c (lex_charconst): Call convert to get constant in
6207 proper type; don't just smash the type field.
6210 * config.gcc: Add list of obsolete configurations. Disallow
6211 building these without --enable-obsolete.
6212 * doc/install.texi: Document --enable-obsolete and obsoletion
6213 policy. Mention obsoletion of individual targets in
6216 2002-04-22 Richard Henderson <rth@redhat.com>
6218 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
6220 2002-04-22 Mark Mitchell <mark@codesourcery.com>
6223 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
6224 (walk_fixup_memory_subreg): Likewise.
6225 (fixup_var_refs_insn): Adjust accordingly.
6226 (fixup_var_refs_1): Likewise.
6228 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
6230 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
6231 LIBPATH_ARCH64_SPEC): Define.
6232 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
6233 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
6234 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
6235 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
6237 2002-04-22 Joel Sherrill <joel@OARcorp.com>
6239 * gthr-rtems.h: Correct prototypes to remove warnings.
6241 2002-04-22 Richard Henderson <rth@redhat.com>
6244 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
6246 * gcse.c (free_insn_expr_list_list): New.
6247 (clear_modify_mem_tables): Use it. Fix bit set usage.
6248 (canon_list_insert): Use EXPR_LISTs for expressions.
6249 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
6251 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
6253 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
6254 file change and include code to _cpp_pop_buffer.
6255 * cpphash.h (struct pending_option): Predeclare.
6256 (struct cpp_reader): New member next_include_file.
6257 (_cpp_pop_file_buffer): Update.
6258 (_cpp_push_next_buffer): Update, rename.
6259 * cppinit.c (cpp_destroy): Free include chain and pending here.
6260 (cpp_finish_options): Simplify.
6261 (_cpp_push_next_buffer): Rename and clean up.
6262 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
6264 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
6266 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6268 * config/rs6000/altivec.h (vec_xor): Add variant for both args
6269 being vector signed int.
6271 (vec_xor): Add variant for both args being vector signed char.
6272 Remove redundant variant.
6275 2002-04-21 David S. Miller <davem@redhat.com>
6277 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
6278 compare mode in output RTL.
6280 2002-04-22 David Edelsohn <edelsohn@gnu.org>
6282 * config/rs6000/rs6000.c (rs6000_override_options): Correct
6283 style and formatting of previous patch.
6285 2002-04-22 Alan Modra <amodra@bigpond.net.au>
6287 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
6288 flag_pic for ABI_AIX.
6290 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6292 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
6293 * cppfiles.c (read_include_file): Similarly.
6294 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
6295 uxstrdup ustrchr, ufputs): Similarly.
6296 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
6297 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
6298 cpp_ideq, parse_identifier, parse_number): Similarly.
6299 * cpplib.c (struct directive, dequote_string, D, run_directive,
6300 cpp_push_buffer): Similarly.
6301 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
6302 _cpp_create_definition, check_trad_stringification,
6303 cpp_macro_definition): Similarly.
6305 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6307 * cppmacro.c (funlike_invocation_p): Don't step back
6310 2002-04-21 David Edelsohn <edelsohn@gnu.org>
6312 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
6315 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
6317 * doc/invoke.texi: Remove Chill references.
6318 * doc/gcc.texi: Update last modified date.
6320 2002-04-20 Kazu Hirata <kazu@hxi.com>
6322 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
6323 push and pop. Replace add.l with add.w.
6325 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6327 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
6328 multiply instructions for H8/300H case.
6330 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6332 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
6333 Bum three instructions from each routine.
6335 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
6337 * Makefile.in: Update.
6338 * decl.c (push_c_function_context, pop_c_function_context,
6339 mark_c_function_context): Rename for consistency.
6340 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
6341 * c-tree.h (push_c_function_context, pop_c_function_context,
6342 mark_c_function_context): Rename for consistency.
6343 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6344 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6345 * function.c (init_lang_status, save_lang_status,
6346 restore_lang_status, mark_lang_status, free_lang_status):
6347 Move to langhooks.h.
6348 (push_function_context_to, pop_function_context_from,
6349 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
6351 * function.h (init_lang_status, save_lang_status,
6352 restore_lang_status, mark_lang_status, free_lang_status):
6353 Move to langhooks.h.
6354 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
6355 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
6356 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
6357 LANG_HOOKS_FUNCTION_INITIALIZER): New.
6358 (LANG_HOOKS_INITIALIZER): Update.
6359 (lhd_do_nothing_f): New.
6360 * langhooks.h (struct lang_hooks_for_functions): New.
6361 (struct lang_hooks): New hooks.
6362 * langhooks.c (lhd_do_nothing_f): New.
6364 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6365 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6367 2002-04-19 David S. Miller <davem@redhat.com>
6369 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6370 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
6372 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6374 PR optimization/3756
6375 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
6376 x = ((int) y < 0) ? cst1 : cst2.
6378 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6381 * function.c: Reapply patch for c/6358.
6382 (expand_function_end): Copy decl_rtl's mode, not
6383 current_function_return_rtx mode.
6385 2002-04-19 Joel Sherrill <joel@OARcorp.com>
6387 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
6390 2002-04-19 Tom Tromey <tromey@redhat.com>
6392 * doc/install.texi (Specific): Update status of Solaris 2.8.
6395 2002-04-19 Andreas Schwab <schwab@suse.de>
6397 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
6398 (PUT_REAL): Restore old definition.
6400 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6401 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6403 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
6404 binutils 2.11.2 and higher generate smaller binaries than Sun's
6407 2002-04-19 Mark Mitchell <mark@codesourcery.com>
6410 * toplev.c (rest_of_compilation): Do not defer functions for which
6411 TREE_SYMBOL_REFERENCED has already been set.
6413 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
6415 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
6418 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
6420 * builtins.c: Include langhooks.h.
6421 (lang_type_promotes_to): Remove.
6422 (expand_builtin_va_arg): Use new hook.
6423 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
6424 (simple_type_promotes_to): Move to c-typeck.c.
6425 * c-common.h (simple_type_promotes_to): Remove.
6426 * c-decl.c (duplicate_decls, grokdeclarator): Update.
6427 * c-format.c: Include langhooks.h.
6428 (check_format_types): Update.
6429 * c-tree.h (c_type_promotes_to): New.
6430 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
6431 (type_lists_compatible_p): Update.
6432 * langhooks-def.h (lhd_type_promotes_to): New.
6433 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
6434 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6435 * langhooks.c (lhd_type_promotes_to): New.
6436 * langhooks.h (struct lang_hooks_for_types): New hook.
6437 * tree.h (lang_type_promotes_to): Remove.
6439 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
6441 2002-04-18 Richard Henderson <rth@redhat.com>
6443 * function.c: Revert patch for c/6358.
6445 2002-04-18 Richard Henderson <rth@redhat.com>
6447 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
6448 blocks. Handle multiple references to the TRAP block. Handle
6449 non-adjacent THEN and OTHER blocks.
6451 2002-04-18 Richard Henderson <rth@redhat.com>
6453 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
6454 crash with no type for by-mode libcalls.
6456 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
6458 2002-04-18 Bob Wilson <bob.wilson@acm.org>
6460 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
6461 __xtensa_nonlocal_goto): Use a syscall instructions to flush
6462 the register windows.
6464 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6466 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
6467 appropriate. Document need for extended precision even when
6468 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
6469 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
6470 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
6471 instead of relying on later syntax error when REAL_WIDTH > 5.
6472 * real.c: Define NE based only on whether or not we have a
6473 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
6474 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
6475 define GET_REAL and PUT_REAL as simple memcpy operations; no
6476 need to byteswap or round.
6477 Use #error instead of #ifdef-ing out the entire file, for
6478 prompt error detection.
6480 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
6482 2002-04-18 David S. Miller <davem@redhat.com>
6484 * config/sparc/sparc.h (BRANCH_COST): Define.
6486 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
6489 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
6491 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
6492 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
6493 propagate_block calls after relaxation loop using new variable
6494 stabilized_prop_flags.
6496 2002-04-18 Richard Henderson <rth@redhat.com>
6498 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
6499 (ia64_va_arg): Expect variable sized types by reference.
6500 * config/ia64/ia64-protos.h: Update.
6501 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
6502 ia64_function_arg_pass_by_reference.
6504 2002-04-18 Richard Henderson <rth@redhat.com>
6506 * ifcvt.c: Include except.h.
6507 (block_has_only_trap): Break out from find_cond_trap.
6508 (find_cond_trap): Use it. Always delete the trap block.
6509 (merge_if_block): Allow then block null. Be less simplistic about
6510 what insns can end a block.
6511 * Makefile.in (ifcvt.o): Depend on except.h.
6513 * config/ia64/ia64.md (trap, conditional_trap): New.
6515 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6518 * function.c (assign_parms): Assign hard current_function_return_rtx
6520 (expand_function_end): ...not here.
6522 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
6524 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6525 * c-tree.h (c_incomplete_type_error): New.
6526 * c-typeck.c (require_complete_type, build_component_ref): Update.
6527 (incomplete_type_error): Rename.
6528 * langhooks-def.h (lhd_incomplete_type_error): New.
6529 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
6530 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6531 * langhooks.c (lhd_incomplete_type_error): New.
6532 * langhooks.h (struct lang_hooks_for_types): New hook.
6533 * tree.c (size_in_bytes): Use new hook.
6534 * tree.h (incomplete_type_error): Remove.
6536 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6538 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6540 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
6541 TARGET_FLOAT_FORMAT blocks.
6543 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6545 * doc/install.texi (Downloading the source): Do not mention Chill
6546 any longer, but mention Ada.
6547 (Configuration): Do not mention Chill any longer.
6549 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
6551 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
6553 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
6555 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
6558 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6560 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
6561 instead of unsigned_type.
6563 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
6565 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
6566 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
6569 2002-04-18 Bernd Schmidt <bernds@redhat.com>
6571 * attribs.c (vector_type_node_list): New static variable.
6572 (handle_vector_size_attribute): Use it to avoid generating a
6573 new type node each time we are called.
6575 * combine.c (subst): Avoid trying to make a vector mode subreg of
6576 an integer constant.
6577 (gen_lowpart_for_combine): Likewise.
6579 2002-04-18 Roger Sayle <roger@eyesopen.com>
6580 Jakub Jelinek <jakub@redhat.com>
6582 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6583 for integer constant c (if x has unsigned type or sign bit is not
6584 set in c). This folds the zero/sign extension into the bit-wise and
6587 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6590 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6593 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6595 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6597 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6599 * gcc.c (read_specs): Detect and fail if an attempt is made to
6600 rename a spec string to an already existing string.
6602 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6604 * config/s390/s390.c (legitimize_pic_address): Do not generate
6605 illegal address constant without CONST.
6607 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6609 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6610 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6612 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6614 PR optimization/6305
6615 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6616 to make sure previous reloads are taken into account. Generate
6617 better code if one operand is an in-range immediate constant.
6619 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6621 * doc/install.texi (Building): libgcj requires GNU make.
6623 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6626 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6627 even if hard quad and register is not floating.
6628 (movtf reg<-mem split): Disallow splitting if hard quad and
6629 register is floating.
6630 (movtf mem<-reg split): Likewise.
6631 * config/sparc/sparc.c (fp_register_operand): New predicate.
6632 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6634 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6636 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6637 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6638 (unprotoize.o): Ditto. Build from protoize.c. Define
6639 UNPROTOIZE on command line.
6640 * protoize.c: Include cppdefault.h. Delete include_defaults.
6641 (in_system_include_dir): Use cpp_include_defaults (defined in
6643 * unprotoize.c: Delete file.
6645 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6647 * config/rs6000/altivec.h (vec_ld): Add array variants.
6651 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6652 Aldy Hernandez <aldyh@redhat.com>
6654 * config/rs6000/altivec.h: Define __ALTIVEC__.
6661 Add parentheses to all macro arguments.
6663 2002-04-16 Richard Henderson <rth@redhat.com>
6666 * except.c (remove_eh_handler): Insert inner regions at beginning
6667 of sibling chain. Refactor expressions.
6669 2002-04-16 Richard Henderson <rth@redhat.com>
6671 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6672 * config/sparc/sol2-gas-bi.h: New file.
6673 * config.gcc (sparc*-solaris): Add it as needed.
6674 * configure.in (AS_SPARC64_FLAG): Remove check.
6675 * config.in, configure: Regenerate.
6677 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6679 2002-04-16 Richard Henderson <rth@redhat.com>
6681 * config/mips/mips.c (override_options): Don't override N32 for
6685 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6686 (HILO_delay): Set can_delay false.
6688 2002-04-16 Dale Johannesen <dalej@apple.com>
6690 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6691 instruction addresses.
6692 (rs6000_output_function_epilogue): Likewise.
6694 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6696 * c-parse.in (poplevel, compstmt_start,
6697 compstmt_primary_start): Add ending ';', in accordance
6700 2002-04-16 Richard Henderson <rth@redhat.com>
6702 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6703 Adjust tm_file order to get TARGET_DEFAULT set properly.
6704 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6705 * doc/install.texi (sparc-solaris): Update.
6707 2002-04-16 Dale Johannesen <dalej@apple.com>
6709 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6710 comparison operands do not match each other or if modes of
6711 conditions do not match result.
6713 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6716 * config/s390/s390.md (mulsidi3): Set both subregs of the
6719 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6721 * config/rs6000/altivec.h (vec_addc): Type check.
6723 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6726 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6728 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6730 2002-04-15 Richard Henderson <rth@redhat.com>
6732 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6733 call_really_used_regs too.
6735 2002-04-15 Richard Henderson <rth@redhat.com>
6737 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6739 2002-04-15 David S. Miller <davem@redhat.com>
6741 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6744 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6747 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6748 CONST_VECTOR is { 0, ... 0 }.
6750 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6752 * doc/install.texi (Installing GCC: Configuration): Clarify
6753 the only supported ways to configure gcc.
6755 2002-04-15 Roland McGrath <roland@frob.com>
6757 * config.gcc (alpha*-*-gnu*): New target configuration.
6758 * config/alpha/gnu.h: New file for it.
6759 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6761 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6763 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6764 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6765 * tree.h (expand_start_stmt_expr): Update prototype.
6766 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6767 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6768 on the STMT_EXPR created for the inline function.
6770 2002-04-15 Richard Henderson <rth@redhat.com>
6772 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6773 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6774 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6775 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6776 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6777 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6778 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6779 Define __gnu_linux__, not gnu_linux.
6780 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6782 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6784 Remove Chill front end.
6785 * gcc.c (default_compilers): Remove Chill entries.
6786 * ch: Remove directory.
6787 * doc/frontends.texi: Remove information about Chill.
6788 * doc/sourcebuild.texi: Likewise.
6789 * doc/standards.texi: Likewise.
6791 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6793 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6794 (LONGLONG_STANDALONE): Define.
6796 2002-04-15 David S. Miller <davem@redhat.com>
6798 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6799 Call emit_library_call with LCT_NORMAL.
6800 (sparc_initialize_trampoline): Use LCT_foo instead of
6801 magic constant in emit_library_call invocations.
6802 (sparc64_initialize_trampoline): Likewise.
6803 (sparc_profile_hook): Likewise.
6804 * config/sparc/sparc.md: Likewise.
6806 * config/sparc/sparc.c (sparc_extra_constraint_check):
6807 Fix type of argument 'c'.
6808 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6811 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6813 * diagnostic.h (output_buffer_state): Redefine.
6814 (output_format_decoder): New macro.
6815 (output_prefixing_rule): Likewise.
6816 (output_line_cutoff): Likewise.
6817 (diagnostic_format_decoder): Adjust.
6818 (diagnostic_prefixing_rule): Likewise.
6819 (diagnostic_line_cutoff): Likewise.
6820 (diagnostic_state): Likewise.
6821 (diagnostic_kind_count): Likewise.
6822 (diagnostic_buffer): Now a macro.
6824 * diagnostic.c (diagnostic_buffer): Remove definition.
6825 (output_is_line_wrapping): Adjust.
6826 (set_real_maximum_length): Likewise.
6827 (output_set_maximum_length): Likewise.
6828 (init_output_buffer): Likewise.
6829 (lhd_print_error_function): Likewise.
6830 (output_do_verbatim): Likewise.
6832 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6834 * cpperror.c (print_location): Don't print include chain
6836 (cpp_begin_message): Update to use DL_ macros.
6837 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6838 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6839 cpp_notice, cpp_notice_from_errno): Remove.
6840 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6843 * cppexp.c (CPP_ICE): Remove.
6844 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
6845 lex, integer_overflow, _cpp_parse_expr): Update.
6846 * cppfiles.c (read_include_file, find_include_file,
6847 handle_missing_header, _cpp_read_file, remap_filename): Update.
6848 * cpphash.h (enum error_type): Remove.
6849 (_cpp_begin_message): Update.
6850 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
6851 cpp_handle_option, cpp_post_options): Update.
6852 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
6853 skip_whitespace, parse_identifier, parse_slow, parse_string,
6854 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
6855 cpp_interpret_charconst): Update.
6856 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
6857 lex_macro_node, do_undef, glue_header_name, parse_include,
6858 do_include_common, read_flag, do_line, do_linemarker, do_ident,
6859 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
6860 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
6861 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
6862 _cpp_pop_buffer, do_diagnostic): Update.
6863 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
6864 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
6865 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6866 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6867 cpp_notice, cpp_notice_from_errno): Remove.
6868 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6871 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
6872 collect_args, enter_macro_context, save_parameter, parse_params,
6873 _cpp_create_definition, check_trad_stringification,
6874 cpp_macro_definition): Update.
6875 * cppmain.c (cpp_preprocess_file): Update.
6876 * fix-header.c (read_scan_file): Update.
6878 2002-04-14 Andreas Schwab <schwab@suse.de>
6880 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
6882 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6884 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
6886 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6888 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
6891 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
6893 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
6895 2002-04-13 Joel Sherrill <joel@OARcorp.com>
6897 * config/sparc/t-elf: Enable v8 multilibs. Impacts
6898 sparc-elf and sparc-rtems targets.
6900 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6902 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
6903 defined, and __gnu_hurd__ wherever __GNU__ is defined.
6904 * arm/linux-elf.h: Likewise.
6905 * cris/aout.h: Likewise.
6906 * cris/linux.h: Likewise.
6907 * i370/linux.h: Likewise.
6908 * i386/gnu.h: Likewise.
6909 * i386/linux-aout.h: Likewise.
6910 * i386/linux-oldld.h: Likewise.
6911 * i386/linux.h: Likewise.
6912 * i386/linux64.h: Likewise.
6913 * ia64/linux.h: Likewise.
6914 * m68k/linux-aout.h: Likewise.
6915 * m68k/linux.h: Likewise.
6916 * mips/linux.h: Likewise.
6917 * pa/pa-linux.h: Likewise.
6918 * pj/linux.h: Likewise.
6919 * rs6000/sysv4.h: Likewise.
6920 * s390/linux.h: Likewise.
6921 * sh/linux.h: Likewise.
6922 * sparc/linux-aout.h: Likewise.
6923 * sparc/linux.h: Likewise.
6924 * sparc/linux64.h: Likewise.
6925 * xtensa/linux.h: Likewise.
6927 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
6929 * stmt.c (check_unique_operand_names): Expect operand names to
6930 be strings rather than identifiers. Use simple_cst_equal to
6932 (resolve_operand_name_1): Make same identifier to string change here.
6933 * c-parse.in (asm_operand): Convert a named operand into a string.
6934 * cp/parse.y (asm_operand): Likewise.
6936 2002-04-13 Andreas Schwab <schwab@suse.de>
6938 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
6940 2002-04-12 Mark Mitchell <mark@codesourcery.com>
6942 Revert these changes:
6944 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6947 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6949 2002-04-12 Richard Henderson <rth@redhat.com>
6951 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
6952 (sparc*-*-solaris): Clean up header files.
6953 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
6954 and plan on generating 64-bit code.
6955 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
6956 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
6957 * config/sparc/sol2-sld-64.h: Rename ...
6958 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
6959 for AS_SPARC64_FLAG not defined.
6960 * config/sparc/sol2-gld-bi.h: New.
6961 * config/sparc/sol2-sld.h: Remove.
6962 * config/sparc/sol26-sld.h: New.
6963 * config/sparc/sol2.h: Tidy comments.
6964 * doc/install.texi: Document sparc-solaris configury changes.
6966 2002-04-12 Richard Henderson <rth@redhat.com>
6968 * recog.c (offsettable_address_p): Match the logic in adjust_address.
6970 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
6971 in 64-bit mode only. Use only for 32-bit or MEDLOW.
6973 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6975 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
6977 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
6979 * pa.c (pa_can_combine_p): Call extract_insn before calling
6982 2002-04-12 Douglas B Rupp <rupp@gnat.com>
6984 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
6985 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
6986 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6987 (CPP_PREDEFINES): Handle __declspec.
6988 * config/i386/t-interix (USER_H): Remove.
6990 2002-04-12 DJ Delorie <dj@redhat.com>
6992 * integrate.c (compare_blocks): Make comparisons safe for when
6993 sizeof(int) < sizeof(char *).
6994 (find_block): Likewise.
6996 2002-04-12 Jan Hubicka <jh@suse.cz>
6997 David Edelsohn <edelsohn@gnu.org>
6999 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
7001 (symbol_ref_operand): New.
7002 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
7003 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
7005 2002-04-12 Andreas Schwab <schwab@suse.de>
7007 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
7008 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
7009 overrides the definition in config/svr4.h.
7011 2002-04-12 Eric Norum <eric.norum@usask.ca>
7013 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
7014 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
7015 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
7016 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
7017 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
7018 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
7019 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
7020 definitions to config/rtems.h and make the targets more similar.
7022 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7024 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
7025 POINTERS_EXTEND_UNSIGNED.
7026 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
7027 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
7029 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
7032 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
7034 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
7035 depends on TARGET_SHMEDIA, not TARGET_SH5.
7037 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
7039 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
7040 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
7042 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
7044 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
7047 2002-04-12 Andreas Schwab <schwab@suse.de>
7049 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
7051 2002-04-12 Richard Henderson <rth@redhat.com>
7054 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
7056 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
7057 modes spanning multiple hard regs.
7059 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
7061 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7063 * pa.c (pa_output_function_prologue): Don't accumulate the total
7064 number of code bytes when using TARGET_64BIT, or gas, SOM and not
7065 the portable runtime.
7066 (output_deferred_plabels): Handle 64bit plabels.
7067 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
7068 generating pic code using the GAS assembler for object formats that
7069 are not SOM (ie., ELF32 and ELF64).
7070 (output_millicode_call): Check attribute type if attribute length is 28.
7071 Likewise use $PIC_pcrel$0. Only call get_attr_length and
7072 dbr_sequence_length once.
7073 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
7074 dbr_sequence_length once.
7075 * pa.h (TARGET_SOM): Define if not defined.
7076 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
7077 with GAS and not SOM.
7078 (jump, call_internal_reg, call_value_internal_reg): Likewise.
7079 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
7081 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7083 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
7084 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
7085 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
7086 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
7087 elfos.h and dbxelf.h values are fine now.
7088 * config/i386/freebsd.h, config/alpha/freebsd.h
7089 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
7091 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7093 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
7094 or set Acpu or Amachine. Reformat.
7095 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7097 (LINK_SPEC): Do not need to undef.
7098 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
7099 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
7100 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7102 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
7103 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
7104 (LINK_SPEC): Do not need to undef.
7105 (DONT_USE_BUILTIN_SETJMP): Do not define.
7106 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
7107 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
7108 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
7109 Remove trailing spaces.
7110 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
7111 __ELF__, or set Acpu or Amachine. Reformat.
7112 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7115 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7117 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
7118 all other *-*-freebsd* targets.
7120 2002-04-11 Richard Henderson <rth@redhat.com>
7122 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
7124 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7126 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
7127 Include {cpu}/{cpu}.h thru tm_file.
7128 (alpha*-*-linux*ecoff): Remove target.
7129 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
7130 (LINK_SPEC): Remove, is not OS independent.
7131 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
7132 (LINK_SPEC): Do not need to #undef any longer.
7133 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
7135 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
7137 (LINK_SPEC): Moved here from alpha/elf.h.
7138 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
7140 * config/alpha/linux-ecoff.h: Remove.
7141 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
7142 (CPP_SPEC): Define _POSIX_SOURCE as needed.
7143 (CPP_SUBTARGET_SPEC): Do not define.
7144 (LINK_SPEC): Do not need to #undef any longer.
7145 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
7146 * config/alpha/vms.h: Likewise.
7148 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
7150 * doc/extend.texi: Remove old claim that typedefs cannot have
7151 an alignment attribute.
7153 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7155 PR optimization/6177
7156 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
7157 bitpos is 0 and bitsize CONCAT size.
7159 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7162 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
7164 2002-04-10 David O'Brien <obrien@FreeBSD.org>
7166 * config/alpha/freebsd.h: Minor reformatting.
7167 (CPP_SPEC): Define ELF and add cpp_subtarget.
7168 (ASM_SPEC): No longer needed.
7170 2002-04-11 Richard Henderson <rth@redhat.com>
7172 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
7173 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
7174 (dimode mem/zero splitter): New.
7176 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
7178 * config/cris/cris.c (cris_override_options): Tweak error message
7179 for PIC not implemented.
7181 * config/cris/cris.h: Tweak comments related to parameter-passing.
7183 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
7185 2002-04-10 Richard Henderson <rth@redhat.com>
7187 * except.c (add_ehl_entry): Allow duplicates after landing pad
7190 2002-04-10 David Edelsohn <edelsohn@gnu.org>
7192 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
7194 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
7196 * c-decl.c (c_init_decl_processing): Move generation of
7197 decls for g77_integer_type_node and friends from here ...
7198 * c-common.c (c_common_nodes_and_builtins): ... to here.
7200 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
7202 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
7203 is only used as frame pointer when frame_pointer_needed is true.
7205 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
7208 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
7209 for the fact that the pool entry uses two words.
7210 (movdf_hard_insn): Similarly. Also, ADR instruction can span
7212 (movdf_soft_insn): Similarly.
7213 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
7214 for the fact that the pool entry uses three words.
7216 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
7218 * config/mips/mips.c (mips_va_arg): When using the struct version
7219 of the EABI va_list, allow arguments in the register save area to
7220 take up less room than a stack argument.
7222 2002-04-10 Richard Henderson <rth@redhat.com>
7224 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
7225 if EXPAND_INITIALIZER.
7227 2002-04-09 Richard Henderson <rth@redhat.com>
7229 * config/alpha/alpha.md (movdi_er_maybe_g): New.
7230 * config/alpha/alpha.c (alpha_expand_mov): Use it.
7232 2002-04-10 Alan Modra <amodra@bigpond.net.au>
7234 PR optimization/6233
7235 * rtlanal.c (pure_call_p): New function.
7236 * rtl.h (pure_call_p): Declare.
7237 * loop.c (prescan_loop): Use it to set has_nonconst_call.
7238 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
7240 2002-04-09 Eric Christopher <echristo@redhat.com>
7242 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
7243 information to .comm directive.
7245 2002-04-09 Richard Henderson <rth@redhat.com>
7248 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
7250 2002-04-09 Richard Henderson <rth@redhat.com>
7252 * basic-block.h (flow_delete_block_noexpunge): Declare.
7253 (expunge_block_nocompact): Declare.
7254 * cfg.c (expunge_block_nocompact): Split out from ...
7255 (expunge_block): ... here.
7256 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
7257 (flow_delete_block_noexpunge): Split out from ...
7258 (flow_delete_block): ... here.
7259 * cfgcleanup.c (delete_unreachable_blocks): Compact while
7260 removing dead blocks.
7261 * except.c (exception_handler_labels): Remove.
7262 (exception_handler_label_map): New.
7263 (struct eh_region): Add aka member.
7264 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
7265 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
7266 (for_each_eh_label, for_each_eh_label_1): New.
7267 (init_eh): Register exception_handler_label_map.
7268 (free_eh_status): Use free_region.
7269 (find_exception_handler_labels): Use the map, not the list.
7270 (remove_exception_handler_label): Likewise.
7271 (maybe_remove_eh_handler): Likewise.
7272 (remove_eh_handler): Use the region aka bitmap.
7273 * except.h (exception_handler_labels): Remove.
7274 (for_each_eh_label): Declare.
7275 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
7276 * loop.c (invalidate_loops_containing_label): New.
7277 (find_and_verify_loops): Use it. Use for_each_eh_label.
7278 * sched-rgn.c (is_cfg_nonregular): Use
7279 current_function_has_exception_handlers.
7281 2002-04-09 Richard Henderson <rth@redhat.com>
7283 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
7284 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
7285 Do not return changed status.
7286 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
7287 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
7288 New functions that do return changed status.
7289 * sbitmap.h: Update decls.
7290 * gcse.c, lcm.c: Use _cg functions as needed.
7292 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7294 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
7295 (sh64-*-elf*, sh-*-rtemself*): Likewise.
7296 * config/sh/embed_bb.c: New file.
7297 * config/sh/embed-elf.h: New file.
7298 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
7299 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
7300 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7302 (SUBTARGET_CPP_PTR_SPEC): Don't define.
7303 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
7304 Add subtarget_asm_endian_spec.
7305 (ASM_SPEC): Use subtarget_asm_endian_spec.
7306 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
7307 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
7308 (WCHAR_UNSIGNED): Define.
7309 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
7310 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7311 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
7313 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
7314 (sh_adjust_cost): Likewise.
7315 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7317 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
7318 (WCHAR_TYPE_SIZE): Likewise.
7319 (ASM_SPEC): Use subtarget_asm_endian_spec.
7320 (SH_ELF_WCHAR_TYPE): #undef/ #define.
7321 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
7322 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
7323 (MAX_WCHAR_TYPE_SIZE): Don't #define .
7324 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
7325 (USER_LABEL_PREFIX): Don't #undef /#define .
7326 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7327 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
7328 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
7329 (ASM_SPEC): Likewise.
7330 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
7331 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
7332 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
7333 (LIB2FUNCS_EXTRA): Define.
7334 * t-sh64 (LIB2FUNCS_EXTRA): Define.
7335 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
7336 (LIB1ASMFUNCS_CACHE): Define.
7337 (LIB2FUNCS_EXTRA): Redefine empty.
7339 2002-04-08 Richard Henderson <rth@redhat.com>
7341 * reorg.c (get_branch_condition): Use reversed_comparison_code.
7343 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7345 * config/m68hc11/larith.asm (__map_data_section): Fix condition
7346 and optimize for size.
7347 (__do_global_ctors): Fix pointer comparison.
7348 (__do_global_dtors): Likewise.
7350 2002-04-09 David S. Miller <davem@redhat.com>
7352 * config/sparc/sparc.c (sparc_extra_constraint_check): New
7353 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
7354 allow reloading pseudos.
7355 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
7356 * config/sparc/sparc-protos.h: Declare it.
7358 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
7359 unsigned comparison warning.
7360 (output_restore_regs): Mark leaf_function as unused.
7362 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7364 * expr.c (is_aligning_offset): New function.
7365 (expand_expr, case COMPONENT_EXPR): Call it.
7367 2002-04-08 David S. Miller <davem@redhat.com>
7370 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
7372 Make init_priority work on Sparc when using GNU ld.
7373 * config/sparc/linux.h, config/sparc/linux64.h,
7374 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
7375 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
7376 * config/sparc/sol2-gld.h: New file to do the same.
7377 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
7378 sparc/sol2-gld.h to tm_file.
7380 PR optimization/4328
7381 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
7382 * doc/md.texi: Document it.
7383 * config/sparc/sparc.md (movdi_insn_sp64_novis,
7384 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
7385 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
7386 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
7387 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
7389 2002-04-08 Andreas Jaeger <aj@suse.de>
7391 * stmt.c (expand_asm_operands): Revert last patch from Richard
7394 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7396 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
7397 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
7399 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7401 * doc/contrib.texi (Contributors): Add David O'Brien.
7403 2002-04-08 Alan Modra <amodra@bigpond.net.au>
7405 * configure.in (auto-build.h): Use target_alias and build_alias
7406 when running configure.
7407 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
7408 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
7409 * configure: Regenerate.
7411 2002-04-07 David S. Miller <davem@redhat.com>
7413 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
7415 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7418 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
7419 generating 32-bit pic code.
7421 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
7423 * cppinit.c (cpp_create_reader): Initialize
7424 discard_comments_in_macro_exp.
7425 (COMMAND_LINE_OPTIONS): Add "-CC" option.
7426 (cpp_handle_option): Handle "-CC" option.
7427 * cpplex.c (save_comment): If saving a C++ comment in
7428 a directive, convert it to a C comment.
7429 (_cpp_lex_direct): Pass second comment start character to
7430 save_comment to indicate comment type.
7431 * cpplib.c (_cpp_handle_directive): If processing
7432 a "#define" directive and discard_comments_in_macro_exp
7433 is false, re-enable saving of comments.
7434 (lex_macro_node): If discard_comments_in_macro_exp is false,
7435 discard any comments before the macro identifier.
7436 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
7438 * cppmacro.c (cpp_get_token): If expanding a macro while
7439 processing a directive, discard any comments we might encounter.
7440 (parse_params): If discard_comments_in_macro_exp is false,
7441 ignore comments in the macro parameter list.
7442 * gcc.c (cpp_unique_options): Add "-CC" option.
7443 (option_map): Map "--comments-in-macros" to "-CC".
7444 * doc/cppopts.texi: Document "-CC" option.
7445 * f/lang-specs.h: Add "-CC" option.
7446 * testsuite/gcc.dg/cpp/maccom1.c: New test.
7447 * testsuite/gcc.dg/cpp/maccom2.c: New test.
7448 * testsuite/gcc.dg/cpp/maccom3.c: New test.
7449 * testsuite/gcc.dg/cpp/maccom4.c: New test.
7450 * testsuite/gcc.dg/cpp/maccom5.c: New test.
7451 * testsuite/gcc.dg/cpp/maccom6.c: New test.
7453 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
7456 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
7458 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7461 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7464 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
7465 RTX_UNCHANGING_P for the functions arguments when a tail call
7468 2002-04-06 Jason Merrill <jason@redhat.com>
7470 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
7471 (parse_options_and_default_flags): Set them appropriately.
7472 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
7474 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
7476 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
7479 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
7482 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
7483 types come in by-reference. Fix typo in comment.
7485 2002-04-05 David S. Miller <davem@redhat.com>
7487 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
7488 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
7489 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
7490 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
7492 2002-04-05 David S. Miller <davem@redhat.com>
7494 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
7495 are not going to emit return instructions, emit at least a nop
7496 for the sake of sane backtraces.
7498 2002-04-05 Richard Henderson <rth@redhat.com>
7500 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
7502 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
7504 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
7506 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
7508 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
7509 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
7510 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
7512 2002-04-05 Andreas Schwab <schwab@suse.de>
7514 * c-convert.c: Include c-common.h.
7515 * Makefile.in (c-convert.o): Updated.
7517 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7519 * mklibgcc.in: Use separate libgcc.map for each multilib.
7520 * Makefile.in (distclean): Don't remove libgcc.map here.
7522 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7524 * Makefile.in (s-mlib): Handle --disable-multilib by separate
7525 genmultilib invocation.
7527 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
7529 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
7530 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
7531 to num_gprs for symmetry.
7532 * config/mips/mips.c: Adjust accordingly.
7534 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
7536 * c-common.c (truthvalue_conversion): Rename, update.
7537 * c-common.h (c_common_truthvalue_conversion): New.
7538 * c-convert.c (convert): Update.
7539 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7540 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
7541 * c-typeck.c (build_binary_op, build_unary_op,
7542 build_conditional_expr): Update.
7543 * fold-const.c (constant_boolean_node, fold): Use langhook.
7544 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
7545 * langhooks.h (struct lang_hooks): New hook.
7546 * stmt.c (expand_decl_cleanup): Use langhook.
7547 * tree.h (truthvalue_conversion): Remove.
7549 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7551 2002-04-05 Alan Modra <amodra@bigpond.net.au>
7553 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
7554 Add rules to make null object file.
7556 2002-04-04 Jim Blandy <jimb@redhat.com>
7558 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
7559 macro formal parameter names.
7561 2002-04-04 David S. Miller <davem@redhat.com>
7563 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
7565 2002-04-04 Richard Henderson <rth@redhat.com>
7568 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
7569 Support copies into and out of memory. Don't accept allows_reg
7570 and allows_mem as gospel.
7572 2002-04-04 Richard Henderson <rth@redhat.com>
7575 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
7576 (write_dependence_p): Likewise.
7578 2002-04-04 Richard Henderson <rth@redhat.com>
7580 * predict.c (estimate_bb_frequencies): Do frequency calculation
7581 with a volatile temporary.
7583 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7585 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7587 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7590 * final.c (final_start_function): Don't bump profile_label_no here...
7591 (final_end_function): ...but here.
7593 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7595 * config/sparc/sparc.md (pic): New attribute.
7596 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7598 (split after do_builtin_setjmp_setup): New.
7600 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7603 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7606 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7608 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7609 UNITS_PER_WORD for zero sized aggregates.
7611 2002-04-03 David S. Miller <davem@redhat.com>
7613 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7614 one-character spec for this, just use %(link_gcc_c_sequence).
7616 2002-04-03 David S. Miller <davem@redhat.com>
7618 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7621 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7623 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7624 (DWARF_FRAME_RETURN_COLUMN): Move.
7625 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7626 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7627 * pa.c (except.h, predict.h): Include.
7629 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7630 (output_ascii): Add cast.
7631 (store_reg_modify): Revise to add frame notes.
7632 (set_reg_plus_d): Likewise.
7633 (compute_frame_size): Include space for eh data registers in frame if
7634 the current function calls eh_return.
7635 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7636 function calls eh_return. Save eh data registers if the current
7637 function calls eh_return. Fix code to add frame notes. Emit
7638 blockage to prevent insns with frame notes being scheduled in the
7639 delay slot of calls.
7640 (hppa_expand_epilogue): Restore eh data registers and do final stack
7641 adjustment if the current function calls eh_return. Don't add frame
7643 (output_call): Revise for change in length of call insn. Don't do
7644 return pointer adjustment for an unconditional jump in the delay slot
7645 of a call when using frame notes.
7646 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7647 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7648 (ARG_POINTER_CFA_OFFSET): Define.
7649 * pa.md (return_external_pic): New pattern.
7650 (prologue): Correct formatting. Use return_external_pic if current
7651 function calls eh_return.
7652 (call_internal_symref, call_value_internal_symref,
7653 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7654 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7656 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7658 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7659 list of targets to check using "nop" insn.
7660 * configure: Rebuilt.
7662 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7664 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7666 2002-04-03 David S. Miller <davem@redhat.com>
7668 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7669 library sequence passed to the linker.
7670 (LINK_COMMAND_SPEC): Use it.
7671 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7672 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7673 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7675 2002-04-03 Jason Merrill <jason@redhat.com>
7677 * except.c (struct eh_status): Remove protect_list.
7678 (begin_protect_partials, end_protect_partials): Remove.
7679 (add_partial_entry): Remove.
7680 * except.h: Remove prototypes.
7682 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7683 expand_decl_cleanup_eh.
7686 * tree.h (CLEANUP_EH_ONLY): New macro.
7687 * stmt.c (expand_decl_cleanup_eh): New fn.
7688 (expand_cleanups): Check CLEANUP_EH_ONLY.
7689 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7690 Use expand_decl_cleanup_eh.
7691 (expand_stmt): Adjust.
7692 * c-common.h: Adjust prototype.
7694 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7696 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7697 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7698 (cris_target_asm_function_epilogue): Ditto.
7699 (cris_initial_frame_pointer_offset): Ditto.
7700 (cris_simple_epilogue): Ditto.
7701 (cris_expand_builtin_va_arg): Variable-size types come in
7704 2002-04-03 David S. Miller <davem@redhat.com>
7706 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7708 (set_fast_math): Correct 'fsr' type.
7710 2002-04-03 Richard Henderson <rth@redhat.com>
7713 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7714 * toplev.c (check_global_declarations): Use it.
7715 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7716 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7717 (LANG_HOOKS_DECLS): Add it.
7718 * langhooks.c (lhd_warn_unused_global_decl): New.
7719 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7720 * c-objc-common.c (c_warn_unused_global_decl): New.
7721 * c-tree.h (c_warn_unused_global_decl): Declare.
7722 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7724 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7726 * langhooks-def.h (lhd_set_decl_assembler_name,
7727 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7728 (LANG_HOOKS_INITIALIZER): Update.
7729 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7730 * langhooks.h (struct lang_hooks): New hook.
7731 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7732 (lang_set_decl_assembler_name): Remove.
7733 (init_obstacks): Don't set hook.
7734 (decl_assembler_name): New function.
7735 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7736 (decl_assembler_name): New.
7737 (lang_set_decl_assembler_name): Remove.
7739 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7741 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7742 works properly with .hidden symbols.
7743 * configure: Rebuilt.
7744 * config.in: Rebuilt.
7745 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7746 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7747 properly with .hidden symbols.
7749 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7752 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7755 2002-04-03 Richard Henderson <rth@redhat.com>
7758 * sched-rgn.c (sets_likely_spilled): New.
7759 (sets_likely_spilled_1): New.
7760 (add_branch_dependences): Use it.
7762 2002-04-02 Richard Henderson <rth@redhat.com>
7765 * loop.h (LOOP_FIRST_PASS): New.
7766 * loop.c (strength_reduce): Mind it when deciding to unroll.
7767 * toplev.c (rest_of_compilation): Set it.
7769 2002-04-02 David S. Miller <davem@redhat.com>
7771 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7772 mems_ok_for_ldd_peep when the order of the loads being examined
7774 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7775 existing comment to increase comprehension of this situation.
7777 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7779 * config/sh/sh.md: Don't use union real_extract.
7781 2002-04-02 Richard Henderson <rth@redhat.com>
7783 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7785 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7787 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7788 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7789 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7790 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7791 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7792 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7793 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7794 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7795 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7796 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7797 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7798 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7799 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7800 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7801 Include as many configury headers via tm_file as possible. This
7802 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7803 * config/openbsd-oldgas.h: New file.
7804 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7805 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7806 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7807 config/i386/i386-coff.h, config/i386/i386-interix.h,
7808 config/i386/iscdbx.h, config/i386/linux-aout.h,
7809 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7810 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7811 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7812 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7813 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7814 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7815 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7816 config/i386/vxi386.h: Do not directly include configury headers.
7817 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7818 Directly include configury headers that are no longer automatically
7819 included by the above headers.
7820 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7821 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7822 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7823 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7824 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7825 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7826 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7827 (TARGET_VERSION): Define.
7828 * config/i386/beos-elf.h, config/i386/freebsd.h,
7829 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7830 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7831 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7832 config/i386/sco5.h, config/i386/sysv4.h
7833 (TARGET_VERSION): Do not need to protect.
7834 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7835 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7836 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7837 config/i386/i386-interix.h, config/i386/linux-aout.h,
7838 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7839 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
7840 (YES_UNDERSCORES): Do not define - not needed.
7841 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
7842 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7843 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
7844 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
7845 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7846 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
7847 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
7848 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
7850 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
7851 Richard Henderson <rth@redhat.com>
7854 * function.c (assign_temp): Accept either type or decl argument.
7855 Detect variables whose size is too large to fit into an integer.
7856 * stmt.c (expand_decl): Pass the decl, not the type.
7858 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7860 * protoize.c: Match include directory usage with cppdefault.c.
7862 2002-04-03 Jeffrey A Law (law@redhat.com)
7863 Hans-Peter Nilsson <hp@bitrange.com>
7865 * combine.c (simplify_comparison): Avoid narrowing a comparison
7866 with a paradoxical subreg when doing so would drop signficant bits.
7868 2002-04-02 Steve Ellcey <sje@cup.hp.com>
7870 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
7871 if POINTERS_EXTEND_UNSIGNED is defined.
7873 2002-04-02 Richard Henderson <rth@redhat.com>
7876 * local-alloc.c (contains_replace_regs): LO_SUM may contain
7879 2002-04-02 Richard Henderson <rth@redhat.com>
7881 * doc/standards.texi: Document required freestanding libc entry points.
7883 2002-04-02 Alan Modra <amodra@bigpond.net.au>
7885 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
7886 associated splitter. Remove MQ constraint.
7887 (ctrdi_internal4): Correct CCmode clobber.
7889 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7891 * milli64.S ($$dyncall): New function.
7892 * t-linux (LIB1ASMFUNCS): Revise module list.
7893 (LIB1ASMSRC): Use pa/milli64.S.
7895 2002-04-02 Richard Henderson <rth@redhat.com>
7897 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
7898 rename solaris_sys_varargs_h.
7900 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7902 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
7903 the same mode as its component.
7905 2002-04-02 Richard Henderson <rth@redhat.com>
7908 * final.c (this_is_asm_operands): Export.
7909 * output.h (this_is_asm_operands): Declare.
7910 * config/i386/i386.c (print_operand): Error odd asm operands.
7912 2002-04-02 Richard Henderson <rth@redhat.com>
7915 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
7917 2002-04-01 Richard Henderson <rth@redhat.com>
7920 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
7921 * fixinc/fixincl.x: Rebuild.
7923 2002-04-01 Richard Henderson <rth@redhat.com>
7925 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
7926 (atomic_alloc, atomic_free): New.
7927 (SIZE, MASK_FOR, PTR_IN): New.
7928 (emergency_reg_state, emergency_reg_state_free): New.
7929 (emergency_labeled_state, emergency_labeled_state_free): New.
7930 (reg_state_alloced, labeled_state_alloced): New.
7931 (alloc_reg_state, free_reg_state): New.
7932 (alloc_label_state, free_label_state, free_label_states): New.
7933 (push, pop, dup_state_stack, free_state_stack): Use them.
7934 (desc_label_state): Likewise.
7935 (uw_frame_state_for): Free label states and state stack.
7936 (uw_update_reg_address): Eliminate warnings.
7938 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
7940 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
7941 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
7943 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7945 * c-decl.c (grokdeclarator): Update.
7946 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7947 * c-tree.h (c_mark_addressable): New.
7948 * c-typeck.c (default_function_array_conversion, build_unary_op,
7949 build_array_ref, convert_for_assignment): Update.
7950 (mark_addressable): Rename.
7951 * calls.c (try_to_integrate, expand_call): Use langhook.
7952 * expr.c (expand_expr): Use langhook.
7953 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
7954 * langhooks.h (struct lang_hooks): New hook.
7955 * stmt.c (expand_asm_operands): Use langhook.
7956 * tree.h (mark_addressable): Remove.
7958 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7960 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7962 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
7965 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7967 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
7968 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
7970 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7972 * c-common.c (unsigned_conversion_warning, convert_and_check,
7973 unsigned_type, signed_type, shorten_compare,
7974 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
7975 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
7976 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
7978 * c-decl.c (grokdeclarator): Update.
7979 * c-format.c (check_format_types): Update.
7980 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7981 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7982 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
7983 * convert.c (convert_to_integer): Use new hooks.
7984 * expmed.c (make_tree): Use new hooks.
7985 * expr.c (store_expr): Use new hooks.
7986 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
7987 all_ones_mask_p, unextend, fold): Use new hooks.
7988 * langhooks.h (struct lang_hooks_for_types): New hooks.
7989 * tree.h (signed_or_unsigned_type, signed_type,
7990 unsigned_type): Remove.
7992 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7993 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7995 2002-03-31 Richard Henderson <rth@redhat.com>
7997 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
7998 (desc_frgr_mem): Fix reference to f16-f31.
8000 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8002 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8003 RTVEC_ELT): Const-ify.
8004 * varray.h (VARRAY_CHECK): Const-ify.
8005 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
8006 ggc_mark_rtvec, ggc_mark): Const-ify.
8008 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8010 * diagnostic.c: Include langhooks-def.h.
8011 * Makefile.in (diagnostic.o): Update.
8013 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8015 * c-common.c (c_unsafe_for_reeval): Rename.
8016 * c-common.h (c_unsafe_for_reeval): Rename.
8017 * c-decl.c (finish_incomplete_decl): Rename.
8018 (c_init_decl_processing): Don't set langhook.
8019 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8020 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8021 * c-objc-common.c (c_objc_common_init): Don't set langhook.
8022 * c-tree.h (finish_incomplete_decl): Rename.
8023 * langhooks-def.h (lhd_unsafe_for_reeval): New.
8024 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
8025 (LANG_HOOKS_INITIALIZER): Update.
8026 * langhooks.c (lhd_unsafe_For_reeval): New.
8027 * langhooks.h (struct langhooks): New hooks.
8028 * toplev.c (incomplete_decl_finalize_hook): Remove.
8029 (wrapup_global_declarations): Update.
8030 * tree.c (lang_unsafe_for_reeval): Remove.
8031 (unsafe_for_reeval): Update.
8032 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
8035 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8036 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8038 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8040 * diagnostic.c (print_error_function): Remove.
8041 (default_print_error_function): Rename.
8042 (report_error_function): Update.
8043 * diagnostic.h (print_error_function): Remove.
8044 (default_print_error_function): Remove.
8045 * langhooks-def.h (struct diagnostic_context): Predeclare.
8046 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
8047 (LANG_HOOKS_INITIALIZER): Update.
8048 * langhooks.h (struct diagnostic context): Predeclare.
8049 (struct lang_hooks): New hook.
8051 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8053 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
8054 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
8056 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
8057 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
8058 of PIC_OFFSET_TABLE_REGNUM thruout.
8059 * config/rs6000/rs6000.md: Likewise.
8060 * config/rs6000/darwin.h: Likewise.
8062 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8064 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
8065 unsigned HOST_WIDE_INT, not unsigned int.
8067 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8069 PR middle-end/6096, middle-end/6098, middle-end/6099
8070 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
8072 (fill_slots_from_thread): Likewise.
8074 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8076 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
8077 floating fields in float regs.
8078 (function_arg_record_value_2): Likewise.
8080 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8082 * config/mmix/mmix.md (define_constants): Remove misleading
8083 FIXME. Add MMIX_fp_rO_OFFSET.
8084 ("nonlocal_goto_receiver"): Don't have stack-frame address of
8085 saved rO as part of the pattern. Remove FIXME.
8086 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
8087 here, at output-time.
8089 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8092 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
8094 (output_v9branch): Likewise.
8096 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8098 * gcc.c: Revert previous patch for now.
8099 * config/i386/djgpp.h: Likewise.
8101 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8103 * config/mmix/crti.asm (_init): Register _fini with atexit.
8104 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
8106 2002-03-31 Richard Henderson <rth@redhat.com>
8109 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
8110 (ASM_OUTPUT_DEF_FROM_DECLS): New.
8112 2002-03-31 Richard Henderson <rth@redhat.com>
8114 * libgcc2.c (__bb_exit_func): Make static.
8116 * config/alpha/alpha.md (trap): New.
8118 2002-03-31 Richard Henderson <rth@redhat.com>
8120 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
8121 promoted argument types; build trap.
8122 (expand_builtin_trap): New.
8123 (expand_builtin): Use it.
8124 * stmt.c (expand_nl_goto_receivers): Likewise.
8125 * expr.h (expand_builtin_trap): Declare.
8126 * libfuncs.h (LTI_abort, abort_libfunc): New.
8127 * optabs.c (init_optabs): Init abort_libfunc.
8129 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8131 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
8132 (LINK_COMMAND_SPEC): ... from here.
8133 (init_gcc_specs): Duplicate it here too, omitting
8134 shared_name in the second copy.
8135 (init_spec): Test for duplicate
8136 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
8138 2002-03-30 David S. Miller <davem@redhat.com>
8140 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8141 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
8143 2002-03-30 Roger Sayle <roger@eyesopen.com>
8144 Richard Henderson <rth@redhat.com>
8146 * regmove.c (combine_stack_adjustments_for_block): Avoid
8147 emitting a stack adjustment of zero bytes. Let delete_insn
8150 2002-03-30 Richard Henderson <rth@redhat.com>
8152 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
8153 (sparc_emitting_epilogue): New.
8154 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
8155 * config/sparc/sparc-protos.h: Update.
8156 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
8157 (TARGET_SWITCHES): Update.
8158 * config/sparc/sparc.md (return): Remove.
8159 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
8160 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
8161 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
8162 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8163 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
8164 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
8165 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
8166 Remove MASK_EPILOGUE.
8167 * doc/invoke.texi: Update.
8169 2002-03-30 Daniel Berlin <dan@dberlin.org>
8171 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
8172 CPP will start the file for us.
8174 2002-03-30 Richard Henderson <rth@redhat.com>
8177 * config/ia64/ia64.c (group_barrier_needed_p): Special case
8178 prologue_allocate_stack.
8179 (ia64_single_set): Use insn codes for recognition of special
8180 cases, not rtl matching.
8181 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
8183 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
8185 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
8187 2002-03-30 Richard Henderson <rth@redhat.com>
8190 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
8191 or -fomit-frame-pointer with profiling.
8192 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8193 (FUNCTION_PROFILER): Do nothing.
8194 (PROFILE_HOOK): New.
8195 * config/sparc/sparc.c (sparc_override_options): Don't check
8196 code models for profiling.
8197 (sparc_function_profiler): Remove.
8198 (sparc_profile_hook): New.
8199 * config/sparc/sparc-protos.h: Update.
8201 2002-03-30 Jakub Jelinek <jakub@redhat.com>
8203 PR optimization/6086
8204 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
8205 of SUBREG of volatile MEM or because the MEM was mode dependent,
8206 return CLOBBER instead of unmodified SUBREG.
8208 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
8210 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
8211 when not optimizing.
8213 * toplev.c (rest_of_compilation): Cann mark_constant_function
8214 only when optimizing.
8216 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
8219 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
8220 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
8221 (try_optimize_cfg): clear all AUX fields.
8223 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
8224 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
8225 (ix86_address_cost): Be prepared for SUBREGed registers.
8226 (legitimate_address_p): Accept SUBREGed registers.
8228 2002-03-29 Richard Henderson <rth@redhat.com>
8231 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
8233 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8235 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
8236 for aggregate and TFmode types.
8238 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8240 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
8242 2002-03-29 Richard Henderson <rth@redhat.com>
8245 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
8246 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
8248 2002-03-29 Richard Henderson <rth@redhat.com>
8251 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
8252 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
8253 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
8254 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
8256 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
8258 2002-03-29 Dale Johannesen <dalej@apple.com>
8260 * loop.c (combine_movables): Do allow combination of pseudos.
8262 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
8264 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
8265 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
8266 No functional change except ...
8267 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
8268 * doc/install.texi (*-*-freebsd*): Document port configuration.
8270 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8272 * Makefile.in (convert.o, calls.o, expmed.o): Update.
8273 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
8275 * builtin-types.def (BT_PTRMODE): Update.
8276 * c-common.c (type_for_size): Rename c_common_type_for_size.
8277 (type_for_mode): Similarly.
8278 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
8280 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
8281 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
8282 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
8284 * c-typeck.c (common_type, comptypes, default_conversion):
8286 * calls.c: Include langhooks.h.
8287 (emit_library_call_value_1): Use new hooks. Avoid redundant
8289 * convert.c: Include langhooks.h
8290 (convert_to_pointer, convert_to_integer): Use new hooks.
8291 * except.c (init_eh): Similarly.
8292 * expmed.c: Include langhooks.h.
8293 (expand_mult_add): Use new hooks.
8294 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
8295 try_casesi): Similarly.
8296 * fold-const.c (optimize_bit_field_compare, make_range,
8297 decode_field_reference, fold_truthop, fold): Similarly.
8298 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
8299 put_var_into_stack): Similarly.
8300 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
8301 LANG_HOOKS_TYPE_FOR_SIZE): New.
8302 (LANG_HOOKS_TYPES_INITIALIZER): Update.
8303 * langhooks.h (lang_hooks_for_types): New hooks.
8304 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
8305 * tree.c (get_unwidened, get_narrower): Similarly.
8306 * tree.h (type_for_mode, type_for_size): Remove.
8307 * varasm.c (force_const_mem): Use new hooks.
8308 * utils2.c (nonbinary_modular_operation): Update.
8310 * objc-act.c (handle_impent): Update.
8311 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
8314 2002-03-29 Steve Ellcey <sje@cup.hp.com>
8316 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
8317 * config/ia64/ia64.c (basereg_operand): New.
8318 * config/ia64/ia64-protos.h (basereg_operand): Declare.
8319 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8321 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8323 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
8324 unwind information when frame_pointer_needed.
8325 (mmix_assemble_integer): Tweak wording in comment.
8327 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8329 * Makefile.in (except.o): Update.
8330 * except.c: Include langhooks.h.
8331 (init_eh): Use langhook.
8332 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
8333 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
8334 (LANG_HOOKS_INITIALIZER): Update.
8335 * langhooks.h (lang_hooks_for_types): New.
8336 (struct lang_hooks): Add it.
8337 * tree.c (make_lang_type_fn, make_lang_type): Remove.
8338 * tree.h (make_lang_type_fn, make_lang_type): Remove.
8340 * alpha/alpha.c: Include langhooks.h.
8341 (alpha_build_va_list): Use langhook.
8342 * d30v/d30v.c: Include langhooks.h.
8343 (d30v_build_va_list): Use langhook.
8344 * i386/i386.c: Include langhooks.h.
8345 (ix86_build_va_list): Use langhook.
8346 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
8347 * s390/s390.c: Include langhooks.h.
8348 (s390_build_va_list): Use langhook.
8349 * stormy16/stormy16.c: Include langhooks.h.
8350 (stormy16_build_va_list): Use langhook.
8352 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8355 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
8357 (length): Compute variable length for branches/calls/jumps here.
8358 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
8359 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
8360 define branch_type attribute.
8361 (divsi3_sp32): Maximum length is 6 not 7.
8362 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
8363 call_address_untyped_struct_value_sp32,
8364 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
8365 * config/sparc/sparc.c (empty_delay_slot): New function.
8366 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
8367 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
8369 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8371 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
8372 nonzero_bits if not needed.
8373 (nonzero_bits) [XOR]: Likewise.
8374 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
8375 reg_last_set_mode and mode are both MODE_INT, but not equal.
8376 (record_value_for_reg): Compute reg_last_set_nonzero_bits
8377 in nonzero_bits_mode for MODE_INT modes.
8379 2002-03-28 Richard Henderson <rth@redhat.com>
8382 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
8383 to GAS. Correct drift between alternatives.
8385 2002-03-28 Richard Henderson <rth@redhat.com>
8388 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
8390 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
8392 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
8393 emulation to the linker.
8395 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
8397 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
8398 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8400 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
8402 * combine.c (simplify_and_const_int): Make sure to apply mask
8403 when force_to_mode returns a constant integer. PR3311.
8405 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8407 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
8409 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8411 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
8412 and Objective-C Dialect Options.
8414 2002-03-28 Richard Henderson <rth@redhat.com>
8416 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
8417 comparison should be done vs !=0 not >0 return code. Tidy cases.
8419 2002-03-28 Richard Henderson <rth@redhat.com>
8421 * c-decl.c (finish_function): New arg can_defer_p. Pass it
8422 on to c_expand_body.
8423 * c-tree.h (finish_function): Update decl.
8424 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
8426 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
8428 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
8430 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
8432 * rtlanal.c: Include flags.h
8433 (may_trap_p): Do not mark FP operations if trapping
8434 if !flag_trapping_math
8435 * Makefile.in (rtlanal.o): Add dependency on flag.h
8436 * ifcvt.c (noce_operand_ok): Avoid the lameness.
8438 2002-03-27 Zack Weinberg <zack@codesourcery.com>
8440 * mips.md: Use dconst1, not 1.0, as first argument of
8441 REAL_VALUE_LDEXP. Don't use union real_extract.
8443 2002-03-28 Alan Modra <amodra@bigpond.net.au>
8445 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
8446 rather than $target. Heed program_prefix and
8447 program_transform_name. Search for gas in cross-compiler case too.
8448 "test -x" rather than "test -f".
8449 (gcc_cv_ld): Likewise.
8450 (gcc_cv_nm): Heed program_prefix and program_transform_name.
8451 (gcc_cv_objdump): Likewise.
8452 * configure: Regenerate.
8454 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8456 * Makefile.in (attribs.o): Update.
8457 * attribs.c: Include langhooks.h.
8458 (decl_attributes): Use langhook.
8459 * c-decl.c (insert_default_attributes): Rename.
8460 * c-tree.h (c_insert_default_attributes): New.
8461 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
8462 (LANG_HOOKS_INITIALIZER): Update.
8463 * langhooks.h (struct lang_hooks): New hook.
8464 * tree.h (insert_default_attributes): Remove.
8466 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
8468 2002-03-27 Andreas Schwab <schwab@suse.de>
8470 * config/i386/i386.c (classify_argument): Also check for
8473 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8475 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
8478 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
8480 * i960.md (ret): Set PC.
8481 (nonlocal_goto): Fix expander.
8482 * builtins.c (epxand_builin_longjmp): Check that we've emitted
8485 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
8487 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
8490 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8492 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
8493 assigning to BLOCK_FOR_INSN directly.
8495 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
8497 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
8499 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8501 * c-common.c (c_expand_expr): Fix prototype.
8502 * c-common.h (c_expand_expr): Always declare, update.
8503 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8504 * c-objc-common.c (c_objc_common_init): No global hook.
8505 * expr.c (expand_expr): Use langhook.
8506 * expr.h (enum expand_modifier): Conditionally declare.
8507 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
8508 (LANG_HOOKS_INITIALIZER): Update.
8509 * langhooks.c (lhd_expand_expr): New.
8510 * langhooks.h (struct lang_hooks): New hook.
8511 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
8512 (lang_independent_init): Don't default hook.
8514 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8516 2002-03-27 Richard Henderson <rth@redhat.com>
8519 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
8520 TARGET_CONST_GP. Simplify conditions.
8522 2002-03-27 Richard Henderson <rth@redhat.com>
8524 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8525 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
8526 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
8528 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
8530 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
8531 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
8532 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
8533 Remove unnecessary masks.
8534 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
8535 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
8536 -mwindows, -mdll switches and their negations.
8538 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8540 * gcc-common.c (lang_mark_false_label_stack): Remove.
8541 * ggc.h (lang_mark_false_label_stack): Similarly.
8543 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8545 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
8547 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
8548 or __rtems_ is defined.
8550 2002-03-26 Richard Henderson <rth@redhat.com>
8552 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
8553 if a non-trivial load was emitted.
8554 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
8555 in high+extra+low case.
8557 2002-03-26 Richard Henderson <rth@redhat.com>
8559 * config.gcc (sparc*-solaris): Use float_format=sparc.
8561 2002-03-26 Richard Henderson <rth@redhat.com>
8563 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8564 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
8565 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
8566 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
8567 (WINT_TYPE_SIZE): Fix at 32.
8569 2002-03-26 Richard Henderson <rth@redhat.com>
8571 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
8572 until after eh landing pad generation.
8573 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
8574 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
8576 2002-03-26 Richard Henderson <rth@redhat.com>
8578 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8580 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8582 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8583 and warning switches.
8584 (cc1_options): Likewise.
8586 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8588 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8589 Restore more of the signal context. Set no_reg_stack_frame.
8590 * config/ia64/unwind-ia64.c (unw_state_record):
8591 Add no_reg_stack_frame, comments.
8592 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8593 (uw_update_context): Adjust bsp when unwinding from leaf,
8594 but not signal frame.
8596 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8598 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8600 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8602 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8604 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8607 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8608 "Add a pool_range attribute", which was lost during the ARM/Thumb
8611 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8613 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8614 a register into the MAC16 accumulator.
8616 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8618 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8619 (Warning Options): Document -Wswitch-enum.
8620 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8622 (warn_switch_enum): Define variables.
8623 * flags.h (warn_switch_enum): Declare variables.
8624 * stmt.c (expand_end_case_type): When warn_switch_enum /
8625 -Wswitch-enum, perform switch checks.
8628 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8630 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8631 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8632 (reload_muladdsi_compare0_scratch): Delete.
8634 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8636 * doc/install.texi (*-*-freebsd*): Update.
8638 2002-03-26 Richard Henderson <rth@redhat.com>
8640 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8641 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8643 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8644 types from the normal argument frame.
8646 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8647 variable sized objects by reference.
8648 (sparc_va_arg): Receive them by reference too.
8650 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8652 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8653 code to not restoring global registers.
8655 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8657 * Makefile.in (ggc-common.o): Update.
8658 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8659 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8660 * c-tree.h (c_mark_tree): New.
8661 * ggc-common.c: Include langhooks.h.
8662 (gcc_mark_trees): Use new langhook.
8663 * ggc-callbacks.c: Delete file.
8664 * ggc.h (lang_mark_tree): Remove.
8665 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8666 (LANG_HOOKS_INITIALIZER): Update.
8667 * langhooks.h (struct lang_hooks): New hook.
8669 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8671 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8673 * doc/cpp.texi: Exclude entire Top node from printed manual.
8674 Move option index after directive index. Insert page breaks
8675 before GFDL and concept index. Index environment variables
8676 with command line options.
8677 * doc/cppenv.texi: Use @vtable for environment variable list.
8678 Add paragraph explaining semantics of empty elements in path
8679 variables. Exclude a cross-reference to Fishkill from the
8680 manpage. Remove an unnecessary cross-reference of the entry
8681 right above the referer. Don't use @anchor in text that goes
8683 * doc/cppopts.texi: Cross-reference the environment variables
8684 section, not the specific environment variable, for consistency.
8686 2002-03-25 Richard Henderson <rth@redhat.com>
8688 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8689 anywhere in the block. Don't refer to insns that have been
8690 removed from the chain. Iterate backward through the new insns.
8691 Don't refer to edges that have been removed.
8693 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8695 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8696 test for overflow of constant.
8698 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8701 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8702 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8703 these patterns on arm_archv4.
8705 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8707 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8710 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8712 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8713 float_handled, float_handler, float_signal, set_float_handler,
8714 and do_float_handler. Set handler for SIGFPE to crash_signal.
8715 * toplev.h: Don't prototype do_float_handler.
8717 * c-lex.c: Fold parse_float into lex_number. Make warning
8718 about portability of hex float constants more informative, and
8719 don't issue it on top of a syntax error.
8720 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8722 * real.h: Define REAL_VALUE_ABS here...
8723 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8724 simplify_unary_real, simplify_binary_real, and
8725 simplify_binary_is2orm1 into their callers.
8726 * tree.c: Fold build_real_from_int_cst_1 into caller.
8728 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8730 * tsystem.h: Include float.h here...
8731 * libgcc2.c: ... not here.
8733 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8735 Fixes for: PR bootstrap/3591, target/5676
8736 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8737 defined. Do not disable exceptions or rtti.
8738 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8739 mcore.h. Disable exceptions and rtti, since they are not
8742 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8744 * c-decl.c (maybe_build_cleanup): Remove.
8745 * expr.c (expand_expr): Use langhook.
8746 * langhooks-def.h (lhd_return_null_tree,
8747 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8748 (LANGHOOKS_INITIALIZER): Update.
8749 * langhooks.c (lhd_return_null_tree): New.
8750 * langhooks.h (struct lang_hooks): New hook.
8751 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8752 * tree.h (maybe_build_cleanup): Remove.
8754 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8756 * regrename.c (build_def_use): Move recog_memoized
8757 before extract_insn.
8759 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8762 * expr.c (emit_group_store): Handle storing into CONCAT.
8764 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8766 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8767 corresponding MATCH_DUP.
8769 2002-03-24 Richard Henderson <rth@redhat.com>
8771 * unroll.c (unroll_loop): Zero label_map.
8773 * gcse.c: Include except.h.
8774 * Makefile.in (gcse.o): Update.
8776 2002-03-24 Richard Henderson <rth@redhat.com>
8778 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8779 Do resolve_unique_section before shared data clause.
8781 2002-03-24 Richard Henderson <rth@redhat.com>
8783 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8785 2002-03-24 Richard Henderson <rth@redhat.com>
8787 * recog.c (peephole2_optimize): Split blocks when EH insns are
8788 generated in the middle of a block. Do global life update if
8791 2002-03-24 Richard Henderson <rth@redhat.com>
8793 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8795 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8798 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8799 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8800 (init_dependency_output): Don't make no_output decision here.
8802 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8804 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8805 warn_switch. Update description.
8806 (expand_end_case_type): Call check_for_full_enumeration_handling
8809 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8811 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8812 (m68hc11_split_move): Call it to see if the source and destination
8813 operands use the same direction auto inc/dec mode, otherwise make the
8814 source an offsetable memory operand and generate an add.
8816 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8818 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8819 register for operand 2.
8820 ("*subsi3_zero_extendqi"): Likewise.
8821 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8822 bits so that it is compatible with a pop.
8823 ("*andhi3_gen"): Likewise.
8824 ("xorhi3"): Likewise.
8826 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8828 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8830 (cpp_post_options): ... not here.
8832 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8833 Aldy Hernandez <aldyh@redhat.com>
8835 Removal of separate preprocessor cpp0.
8837 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8838 cpp0, install-common): Update.
8839 * c-common.c (flag_preprocess_only): New.
8840 (c_common_init): Preprocess for -E.
8841 * c-common.h (flag_preprocess_only): New.
8842 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
8843 * c-objc-common.c (c_init_decl_processing): Exit quickly
8844 for NULL return from c_common_init.
8845 * cpplib.h (cpp_preprocess_file): New.
8846 * cppmain.c (main, general_init, pfile, progname): Remove.
8847 (do_preprocessing): Rename cpp_preprocess_file, don't call
8848 cpp_finish. Don't close stdout here.
8849 (setup_callbacks): Update prototype.
8850 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
8852 * tradcpp.c (main): Ignore -quiet.
8854 * lang-specs.h (default_compilers): Preprocess with cc1obj.
8856 2002-03-24 Richard Henderson <rth@redhat.com>
8858 PR optimization/5742
8859 * machmode.def: Add inner mode field to complex modes.
8860 * config/mips/mips.c (mips_function_value): Always define. Add
8861 new argument to handle libcalls.
8862 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8863 (FUNCTION_VALUE): Likewise.
8864 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
8865 * config/mips/mips-protos.h: Update.
8867 2002-03-23 Richard Henderson <rth@redhat.com>
8869 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
8870 * config/sparc/sparc-protos.h: Update.
8871 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
8873 2002-03-23 Richard Henderson <rth@redhat.com>
8875 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
8876 _start or _init begins the text segment.
8878 2002-03-23 David Edelsohn <edelsohn@gnu.org>
8880 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
8881 not HOST_WIDEST_INT.
8882 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
8884 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
8887 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
8888 operand argument to output_return_instruction.
8889 * arm.c (arm_print_operand, case 'd'): If the operand is
8890 const_true_rtx then just return.
8891 (arm_print_operand, case 'D'): If the operand is const_true_rtx
8894 2002-03-23 Andrew Cagney <ac131313@redhat.com>
8896 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
8897 (Warning Options): Document -Wswitch-default.
8898 * toplev.c (W_options): Add -Wswitch-default. Update comment on
8900 (warn_switch_default): Define variable.
8901 (warn_switch): Update comment.
8902 * flags.h (warn_switch_default): Declare variable.
8903 (warn_switch): Update comment.
8904 * stmt.c (expand_end_case): Check for and, when
8905 warn_switch_no_default, warn of a missing default case.
8907 2002-03-23 Alan Modra <amodra@bigpond.net.au>
8909 * real.h (N): Special case 128 bit doubles.
8911 * combine.c (simplify_comparison): When widening modes, ignore
8912 sign extension on CONST_INTs.
8914 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8916 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
8917 passed to adjust_address. Fix comment formatting.
8920 2002-03-22 Zack Weinberg <zack@codesourcery.com>
8922 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
8923 Always make REAL_VALUE_TYPE a struct containing an array of
8924 HOST_WIDE_INT, not a double. Tidy up the code deciding how
8925 big it is. Don't declare or use union real_extract.
8927 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
8928 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
8929 (print_operand), config/arm/arm.c (output_move_double),
8930 config/arm/arm.md (consttable_4, consttable_8),
8931 config/romp/romp.c (output_fpops), config/s390/s390.h
8932 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
8933 (xtensa_output_literal): Don't use union real_extract.
8935 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
8936 (sfmode_constant_to_ulong), config/ns32k/merlin.h
8937 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
8938 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
8939 (PRINT_OPERAND): Don't use local version of union
8942 * config/convex/convex.c (check_float_value), config/vax/vax.c
8943 (vax_float_literal), config/m88k/m88k.md (divdf3),
8944 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
8945 config/pdp11/pdp11.c (output_move_quad): Don't do host
8946 arithmetic on target floating point quantities.
8948 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
8949 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
8951 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
8952 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
8954 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
8955 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
8957 * print-rtl.c (print_rtx): Disable code which needs
8958 floating-point emulator.
8959 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
8960 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
8961 depending on HOST_FLOAT_FORMAT to be defined properly.
8963 * config/1750a/1750a.c (get_double, float_label): Delete.
8964 (print_operand): Delete huge commented-out chunk. Use
8965 REAL_VALUE_TO_DECIMAL.
8966 * config/1750a/1750a-protos.h: Delete prototypes of deleted
8968 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
8970 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
8971 Use REAL_VALUE_TO_DECIMAL as ELF version does.
8972 * config/m88k/m88k.c (real_power_of_2_operand,
8973 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
8974 real_extract out of the union; run the input through
8975 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
8976 from that into the union.
8977 * config/pdp11/pdp11.c (output_move_double): Rearrange
8978 parentheses to make automatic indenter happy.
8980 * doc/tm.texi (Cross-compilation): Rename node to "Floating
8981 Point" and rewrite to describe current situation. Also adjust
8982 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
8984 * doc/rtl.texi: Adjust cross reference.
8986 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8988 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
8989 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
8990 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
8991 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
8992 prevent use of sp as a reload register.
8993 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
8994 non_acc_reg_operand.
8995 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
8996 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
8997 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8998 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
9000 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9002 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
9003 * cpplex.c (unterminated): Delete.
9004 (parse_string): No string literal may extend over multiple
9005 lines. Suppress the error when preprocessing assembly.
9006 * cppmain.c (scan_translation_unit): Strings are single-line.
9008 * doc/cpp.texi: Update to match.
9010 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9012 PR optimization/5854
9013 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
9015 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
9016 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
9017 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
9018 const0 if scratch register was not allocated.
9019 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
9020 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
9022 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
9023 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
9024 with GEN_INT (...) everywhere. Remove constraints in define_split
9026 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
9027 require scratch register for setting 0 into regs/non-pushable memory.
9029 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9031 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
9032 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
9034 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
9036 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
9037 * cppinit.c (cpp_create_reader): On by default.
9038 (cpp_handle_option): Handle -W[no-]endif-labels.
9039 (cpp_post_options): Also enable if -pedantic.
9040 * cpplib.c (do_else): Use it.
9041 (do_endif): Likewise.
9042 * doc/cppopts.texi: Document new option.
9043 * doc/invoke.texi: Document new option.
9045 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
9047 * config/i386/i386.c, config/i386/i386.md: Change all occurences
9048 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
9050 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9052 * flow.c (calculate_global_regs_live): Clear aux fields of
9055 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9057 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
9058 REG or MEM subregs, pass rtx * instead of rtx to it.
9059 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
9060 rtx * instead of rtx to alter_subreg.
9061 * config/m32r/m32r.c (gen_split_move_double): Likewise.
9062 * config/pj/pj.c (pj_output_rval): Likewise.
9064 2002-03-22 Richard Henderson <rth@redhat.com>
9067 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
9068 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
9069 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
9070 (ia64_expand_prologue): Look at int_regs, not words, for number
9071 of incomming int regs.
9073 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
9075 * expr.c (expand_expr): A RESULT_DECL is part of a call.
9077 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
9079 * toplev.c (flag_loop_optimize, flag_crossjumping):
9080 New static variables.
9081 (rest_of_compilation): Conditionalize crossjumping and
9083 (parse_options_and_default_flags): Default loop_optimize and
9085 (lang_independent_options): Add -fcrossjumping and -floop-optimize
9086 * invoke.texi (crossjumping, loop-optimize): Document.
9088 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9090 * real.c (eiisneg): Move outside #ifdef NANS.
9092 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
9094 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
9095 frequencies match; avoid match on different loop depths.
9096 (try_crossjump_to_bb): Kill tests that no longer brings time
9098 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
9100 (split_edge): Likewise.
9102 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
9105 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
9106 * cfgrtl.c: Include insn-config.h
9107 (split_block) Dirtify block in presence of conditional execution
9109 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9111 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
9112 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
9113 (function_arg): Constify CUMULATIVE_ARGS.
9114 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
9115 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
9116 (UNITS_PER_DOUBLE): New macro.
9117 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
9118 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
9119 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
9120 fp_regs and stack_words.
9121 (EABI_FLOAT_VARARGS_P): New macro.
9122 * config/mips/mips.c (struct mips_arg_info): New.
9123 (mips_arg_info): New function.
9124 (function_arg_advance): Use it. Add adjustment instructions here
9125 rather than in function_arg.
9126 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
9127 for VOIDmode at the beginning of the function.
9128 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
9129 (function_arg_pass_by_reference): Likewise.
9130 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
9131 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
9132 (mips_va_start): Likewise. Use the new stack_words field of
9133 CUMULATIVE_ARGS to set up overflow area. Reformat.
9134 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
9135 doubles and other types, aligning the overflow pointer for non-doubles
9136 too. Remove some code duplication. Replace hard-coded constants.
9138 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9140 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
9141 (CLASS_UNITS): Undefine.
9142 (CLASS_MAX_NREGS): Use FP_INC.
9143 * config/mips/mips.c (compute_frame_size): Likewise.
9144 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
9146 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9148 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
9149 prototype, and handle lexing numbers and identifiers.
9150 (parse_identifier): Update to new form of parse_slow.
9151 (parse_number): Fast path only, use parse_slow otherwise.
9152 (_cpp_lex_direct): Update calls to parse_number.
9154 2002-03-21 DJ Delorie <dj@redhat.com>
9156 * bb-reorder.c (make_reorder_chain_1): Protect against
9157 when redundant edges are omitted.
9158 * predict.c (dump_prediction): Likewise.
9160 2002-03-21 Richard Henderson <rth@redhat.com>
9163 * fixinc/inclhack.def (solaris_stdio_tag): New.
9164 * fixinc/fixincl.x: Regenerate.
9166 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9169 * c-typeck.c (process_init_element): Flag non-static
9170 initialization of a flexible array member as illegal.
9172 2002-03-22 Alan Modra <amodra@bigpond.net.au>
9174 * config/rs6000/t-linux64: New.
9175 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
9176 t-ppccomm. Use t-rs6000 and t-linux64.
9177 (powerpc64-*-gnu* <tmake_file>): Likewise.
9178 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
9179 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
9180 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
9182 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
9184 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
9185 flag_really_no_inline instead of optimize == 0.
9187 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
9189 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
9191 * flags.h (flag_really_no_inline): New.
9193 * c-common.c (c_common_post_options): Initialize
9194 flag_really_no_inline.
9196 * toplev.c (flag_really_no_inline): New.
9198 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9200 * config/avr/avr.md (length): Fix length computation for
9201 conditional branches.
9203 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
9205 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
9206 sdbout.o, profile.o): Update.
9207 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
9209 * c-common.h (gettags): Move here from tree.h.
9210 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
9211 insert_block, getdecls, kept_level_p, global_bindings_p): New.
9212 * dbxout.c (dbxout_init): Use getdecls langhook.
9213 * expr.c (expand_expr): Use insert_block langhook.
9214 * fold-const.c: Include langhooks.h.
9215 (fold_range_test, fold_binary_op_with_conditional_arg,
9216 fold): Use global_bindings_p langhook.
9217 * integrate.c (expand_inline_function): Use insert_block langhook.
9218 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
9219 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
9220 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
9221 LANG_HOOKS_GETDECLS): New.
9222 (LANG_HOOKS_INITIALIZER): Update.
9223 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
9225 * langhooks.h (struct lang_hooks_for_decls): New.
9226 (struct lang_hooks): Update.
9227 * profile.c: Include langhooks.h.
9228 (output_func_start_profiler): Use new langhooks.
9229 * sdbout.c: Include langhooks.h.
9230 (sdbout_init, sdbout_finish): Use getdecls langhook.
9231 * stmt.c: Include langhooks.h.
9232 (expand_fixup, fixup_gotos): Use new langhooks.
9233 * stor-layout.c: Include langhooks.h.
9234 (variable_size): Use global_bindings_p langhook.
9235 * toplev.c (compile_file): Use getdecls langhook.
9236 * tree-inline.c (remap_block): Use insert_block langhook.
9237 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
9238 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
9240 2002-03-21 Richard Henderson <rth@redhat.com>
9242 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
9243 constants in .data when -fpic.
9245 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9247 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
9250 2002-03-21 Tom Tromey <tromey@redhat.com>
9252 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
9254 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9256 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
9258 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
9260 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9261 Richard Henderson <rth@redhat.com>
9264 * c-common.c (c_expand_expr): Preserve result of a statement
9265 expression if needed.
9267 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9270 * genrecog.c (maybe_both_true_mode): Remove.
9271 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
9272 * machmode.def (Pmode): Likewise.
9274 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
9276 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
9277 (nonlocal_mentioned_p_1): New function.
9278 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
9279 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
9280 (mark_constant_function): Recognize pure functions.
9281 * rtl.h (global_reg_mentioned_p): New prototype.
9282 * rtlanal.c (global_reg_mentioned_p,
9283 global_reg_mentioned_p_1): New function.
9285 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9287 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
9289 * fixinc/fixincl.x: Regenerate.
9291 2002-03-20 Jason Merrill <jason@redhat.com>
9293 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
9295 2002-03-20 Michael Meissner <meissner@redhat.com>
9297 * doc/invoke.texi (Optimize Options): Document that -O2 sets
9300 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9302 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9303 ".literal_position" directive before the constant pool.
9305 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9307 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
9308 Add Craig Rodrigues.
9309 Add Brad Lucier to testers.
9311 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9314 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
9316 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
9317 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
9318 instead of insn_extract.
9320 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9323 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
9325 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
9326 stmt if some case has been output.
9328 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9331 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
9332 movsfcc_1, movdfcc_1): Add %O2.
9333 * config/i386/i386.c (print_operand): Handle %ON.
9334 Print . before float condition codes in Sun as cmov syntax.
9335 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
9336 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
9339 2002-03-20 Philip Blundell <pb@nexus.co.uk>
9341 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
9342 return instruction if PC was popped.
9344 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9346 * config/xtensa/xtensa.md: Remove unused type attributes.
9347 (adddi_carry, subddi_carry): Change type attribute to "multi".
9349 2002-03-19 Dale Johannesen <dalej@apple.com>
9351 PR optimization/5999, middle-end/5731
9352 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
9353 multiplications by reciprocals.
9355 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
9357 * Makefile.in: Update.
9358 * c-common.c: Include langhooks.h.
9359 (inline_forbidden_p): Use new hook.
9360 * diagnostic.c: Include langhooks.h.
9361 (format_with_decl, announce_function,
9362 default_print_error_function): Use new hook.
9363 * dwarf2out.c (dwarf2_name): Use new hook.
9364 * function.c: Include langhooks.h.
9365 (init_function_start): Use new hook.
9366 * langhooks-def.h (lhd_decl_printable_name): New.
9367 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
9368 (LANGHOOKS_INITIALIZER): Update.
9369 * langhooks.c (lhd_decl_printable_name): New.
9370 * langhooks.h (struct lang_hooks): New hook.
9371 * toplev.c (decl_name, decl_printable_name): Remove.
9372 (open_dump_file): Use new hook.
9373 (process_options): Remove old hook.
9374 * tree.h (decl_printable_name): Remove.
9376 * objc-act.c (objc_init): Remove old hook.
9377 (objc_printable_name): Export.
9378 * objc-act.h (objc_printable_name): New.
9379 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
9381 2002-03-19 Jim Blandy <jimb@redhat.com>
9383 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
9384 the start_source_file debug hook, not the current line number.
9386 2002-03-19 Richard Henderson <rth@redhat.com>
9388 * flow.c (EH_USES): Provide default.
9389 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
9390 * doc/tm.texi (EH_USES): New.
9392 * config/ia64/ia64.c (ia64_eh_uses): New.
9393 * config/ia64/ia64-protos.h: Update.
9394 * config/ia64/ia64.h (EH_USES): New.
9396 2002-03-19 Richard Henderson <rth@redhat.com>
9398 * varasm.c (output_constant_def): Fix stupid typo.
9400 2002-03-19 Richard Henderson <rth@redhat.com>
9403 * except.c (current_function_has_exception_handlers): New.
9404 * except.h: Declare it.
9405 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
9406 Combine tests that disable all sibcalls for the function.
9408 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
9410 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
9413 2002-03-19 Richard Henderson <rth@redhat.com>
9416 * config/ia64/ia64.c: Revert 2002-03-01 patch.
9417 * config/ia64/ia64.h (INIT_EXPANDERS): New.
9419 2002-03-19 Jim Blandy <jimb@redhat.com>
9421 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
9422 name, even if the replacement list contains no tokens, as required
9425 2002-03-19 Jason Merrill <jason@redhat.com>
9427 * varasm.c (globalize_decl): Get the name from the RTL, not
9428 DECL_ASSEMBLER_NAME.
9430 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
9432 2002-03-19 Bob Wilson <bob.wilson@acm.org>
9434 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
9435 subdi_carry): Define.
9437 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9439 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
9440 about -fpic/-fPIC if extra_warnings set.
9442 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9444 * expr.c (expand_expr): Sign-extend CONST_INT generated from
9445 TREE_STRING_POINTER.
9446 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
9448 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9450 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
9451 in favor of SP if FRAME_POINTER_REQUIRED is false.
9453 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
9455 * emit-rtl.c (gen_int_mode): New function.
9456 * rtl.h: Prototype for it.
9457 * combine.c (make_extraction, simplify_comparison), expmed.c
9458 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
9459 (convert_modes, store_field), optabs.c (expand_fix),
9460 simplify-rtx.c (neg_const_int, simplify_unary_real),
9462 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
9463 Use it instead of GEN_INT (trunc_int_for_mode (...)).
9465 2002-03-19 Jakub Jelinek <jakub@redhat.com>
9468 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
9469 convert_parm_for_inlining.
9470 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9472 * langhooks-def.h: Likewise.
9473 * objc/objc-lang.c: Likewise.
9474 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
9476 * tree-inline.c (initialize_inlined_parameters):
9477 Call convert_parm_for_inlining lang hook if needed.
9478 * c-typeck.c (c_convert_parm_for_inlining): New function.
9479 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
9481 2002-03-18 Mark Mitchell <mark@codesourcery.com>
9483 * calls.c (precompute_arguments): Do not assume that temporaries
9484 can be destroyed after expanding the argument.
9485 (expand_call): Likewise.
9487 2002-03-15 Eric Christopher <echristo@redhat.com>
9489 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
9490 Fix register preference on last change.
9491 * config/mips/mips.c (mips_return_in_memory): New function.
9492 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
9493 * config/mips/mips-protos.h: Declare.
9494 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
9495 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
9497 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
9499 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
9501 (anddi3, iorsi3): Likewise.
9503 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
9504 use %gprel for symbols that are going to be placed in linkonce
9507 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
9508 RETURN_ADDRESS_POINTER_REGNUM to $ra.
9509 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
9510 not needed. Disregard leaf_function_p().
9511 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
9512 mips16 frame pointer.
9513 * config/mips/mips.md (store ra): Only to small SP offsets.
9514 2001-08-22 Graham Stott <grahams@redhat.com>
9515 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
9516 return a REG rtx for the return address register.
9518 2002-03-18 Bob Wilson <bob.wilson@acm.org>
9520 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
9521 constant-pool addresses as "mode-dependent".
9522 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
9524 2002-03-18 Jakub Jelinek <jakub@redhat.com>
9527 * expr.c (emit_group_load): Use extract_bit_field if
9528 needed for CONCAT arguments.
9530 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
9533 * arm.md (tablejump): Make this a define_expand. For PIC add the
9534 offset to the base of the table.
9535 (thumb_tablejump): Matcher for Thumb tablejump insn.
9536 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
9537 as the difference of two labels.
9538 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9539 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
9541 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9542 * arm.c (get_jump_table_size): If the table is not in the text
9543 section, return zero.
9545 2002-03-18 Bernd Schmidt <bernds@redhat.com>
9547 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
9549 (arm_reload_out_hi): Use gen_lowpart instead of
9550 gen_rtx_SUBREG to access QImode components.
9551 * config/arm/arm.md: Disable zero_extend split for QImode
9552 subregs in BIG_ENDIAN mode.
9553 (storehi_bigend): Match use of least significant byte.
9554 (storeinthi): Remove extraneous SUBREG.
9555 Add missing construction of operands[2].
9556 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
9557 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
9558 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
9560 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
9562 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
9565 2002-03-17 Richard Henderson <rth@redhat.com>
9567 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
9570 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9572 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
9573 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
9575 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9577 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9579 * predict.c (estimate_bb_frequencies): Delete unused variables.
9581 2002-03-17 Richard Henderson <rth@redhat.com>
9583 * config/ia64/ia64.c (ia64_attribute_table): Move before
9584 targetm definition. Make static.
9586 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9588 * c-common.h (yyparse, c_common_parse_file): New.
9589 * c-lang.c: Include c-common.h.
9590 (LANG_HOOKS_PARSE_FILE): Redefine.
9591 * c-lex.c: Include c-common.h.
9592 (yyparse): Rename c_common_parse_file. Call yyparse.
9593 * c-parse.in (yyparse): Remove macro.
9594 * c-tree.h (yyparse_1): Remove.
9595 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9596 (LANG_HOOKS_INITIALIZER): Update.
9597 * langhooks.h (struct lang_hoooks): New hook parse_file.
9598 * toplev.c (compile_file): Use parse_file hook.
9599 * tree.h (yyparse): Remove.
9600 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9602 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9604 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9605 float_truncate, not fix.
9606 ("*truncdfsf2_real"): Ditto.
9607 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9609 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9611 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9613 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9614 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9615 where appropriate. Make the second reference to
9616 leaf_function_p a function call, as intended. Reindented.
9618 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9619 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9621 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9622 add register to non-constant into sp.
9624 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9625 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9626 (mips16_gp_pseudo_rtx): Lose.
9627 (INIT_EXPANDERS): Deleted.
9628 * config/mips/mips.c (mips_init_machine_status): New.
9629 (mips_free_machine_status): New.
9630 (mips_mark_machine_status): New.
9631 (override_options): Set them.
9632 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9633 (struct machine_function): ... new. Replaced all references.
9634 (mips_add_gc_roots): Don't mark them.
9635 (embedded_pic_fnaddr_reg): New, extracted from...
9636 (embedded_pic_offset): ... here.
9637 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9640 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9642 * cppinit.c: Revert -MD removal.
9644 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9646 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9647 soft registers by default for 68HC12.
9648 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9649 when compiling with -fomit-frame-pointer.
9650 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9651 (expand_epilogue): Likewise.
9652 (m68hc11_gen_rotate): Use exg when rotating by 8.
9654 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9656 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9657 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9658 (splits): Remove unused add splits.
9659 ("*addhi3_68hc12"): Tune constraints.
9660 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9661 constant fits in 8-bits and D is dead use abx/aby instructions.
9662 ("*addhi3"): Remove extern declaration of ix_reg.
9663 ("*subsi3"): Optimize and provide new split.
9664 ("subhi3"): Cleanup.
9665 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9666 (arith splits): For 68hc12 save the address register on the stack
9667 and do the arithmetic operation with a pop.
9669 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9671 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9672 allocating QImode in address registers.
9673 ("*movqi_m68hc11"): Likewise.
9675 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9677 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9679 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9681 * cppinit.c (print_help): Display -MD and -MMD.
9682 Don't display usage string. Update assertion syntax and
9684 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9685 (cpp_handle_option): Update.
9687 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9689 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9690 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9691 and define it so that regardless of target CPU size,
9692 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9693 of "int" rather than "long."
9695 2002-03-15 Richard Henderson <rth@redhat.com>
9697 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9700 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9702 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9703 ("tstqi" split): Avoid using memory for tstqi on address register.
9704 (splits): Remove constraints.
9705 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9706 ("cmpdf", "cmpsf"): Remove since not used.
9707 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9708 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9710 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9712 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9713 ("neghi2"): Tighten constraints.
9714 ("one_cmplsi2"): Optimize and simplify split.
9715 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9717 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9719 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9720 and split of AND operation to clear the upper bits.
9721 ("*logicalsi3_zextqi"): Likewise.
9722 ("*logicallhi3_zexthi_ashift8"): Likewise.
9723 ("*logicalsi3_silshr16"): Likewise.
9724 ("logicalsi3_silshl16"): Likewise.
9725 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9727 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9729 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9730 (m68hc11_indirect_p): New function.
9731 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9732 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9734 (asm_print_register): Likewise.
9735 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9736 (m68hc11_indirect_p): Declare.
9737 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9738 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9739 (TARGET_SWITCHES): New option -mrelax.
9740 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9742 ("iorsi3", "xorsi3"): Likewise.
9743 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9744 ("*andhi3_mem"): New to handle destination in memory with bclr
9745 and a scratch register.
9746 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9747 ("*andhi3_const"): New when operand2 is constant.
9748 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9749 ("*andhi3_gen"): Cleanup of the old "andhi3".
9750 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9751 ("xorqi3"): Update constraints.
9753 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9755 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9756 for reg_equiv_memory_loc when the operand is a register that does
9757 not get a hard register (stack location).
9758 (tst_operand): After reload, accept all memory operand.
9759 (symbolic_memory_operand): Fix detection of symbolic references.
9760 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9761 accept symbols and any constant.
9763 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9765 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9766 note on the insn that sets the soft frame register.
9767 (must_parenthesize): ix and iy are also reserved names.
9768 (print_operand_address): One more place where parenthesis are required
9769 to avoid confusion with register names.
9770 (m68hc11_gen_movhi): Allow push of stack pointer.
9771 (m68hc11_check_z_replacement): Fix handling of parallel with a
9773 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9774 the replacement register is.
9775 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9776 and D8_REGS classes.
9777 (MODES_TIEABLE_P): All modes are tieable except QImode.
9779 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9781 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9782 (___subdi3): Likewise.
9783 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9784 (__map_data_section): Optimize 68hc11 case.
9786 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9788 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9789 than a shift to avoid adding a register with itself.
9790 (m68hc11_memory_move_cost): Take into account NO_REGS.
9791 (m68hc11_register_move_cost): Update and use memory move cost
9793 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9794 it gives more opportunities to cse to optimize.
9795 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9796 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9798 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9800 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9801 * c-common.def (CLEANUP_STMT): New tree node.
9802 * c-common.h (CLEANUP_DECL): New macro.
9803 (CLEANUP_EXPR): Likewise.
9804 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9805 * expr.c (expand_expr): Tidy.
9806 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9807 * tree-inline.c (initialize_inlined_parameters): Clean up
9808 new local variables.
9810 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9813 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9814 before movrXX only, use reg_overlap_mentioned_p.
9815 Only special case NE if just one insn can be generated.
9817 2002-03-15 Jason Merrill <jason@redhat.com>
9819 * varasm.c (assemble_variable): Call resolve_unique_section before
9820 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9823 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9826 * arm.md (split pattern for thumb shiftable immediates): Add comment
9827 explaining non-obvious test.
9829 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9832 * arm.md (movaddr, movaddr_insn): Delete.
9834 2002-03-15 Jason Merrill <jason@redhat.com>
9836 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9837 -fkeep-static-consts doesn't apply to comdats.
9839 2002-03-14 Richard Henderson <rth@redhat.com>
9841 * c-decl.c: Include c-pragma.h.
9842 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
9843 (finish_function): Tidy.
9844 * c-pragma.c: Include c-common.h.
9845 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
9846 (handle_pragma_weak): Use them.
9847 (init_pragma): Register pending_weaks.
9848 * c-pragma.h (maybe_apply_pragma_weak): Declare.
9849 * print-tree.c (print_node): Print DECL_WEAK.
9850 * varasm.c (mark_weak_decls): Remove.
9851 (remove_from_pending_weak_list): Remove.
9853 (asm_emit_uninitialised): Call globalize_decl for weak commons.
9854 (weak_decls): Make a tree_list.
9855 (declare_weak): Cons weak_decls directly.
9856 (globalize_decl): Remove weak_decls elements directly.
9857 (weak_finish): Simplify weak_decls walk. Don't weaken unused
9858 symbols. Don't pretend to handle aliases.
9859 (init_varasm_once): Update weak_decls registry.
9860 * Makefile.in: Update dependencies.
9862 2002-03-14 Richard Henderson <rth@redhat.com>
9865 * config/ia64/ia64.c: Include tm_p.h last.
9866 (gen_nop_type): Remove duplicate definition.
9867 (cycle_end_fill_slots): Set sched_data for second L slot.
9868 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
9869 (nop_cycles_until): Fix typos.
9871 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9873 PR optimization/5891
9874 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
9876 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
9878 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
9879 descriptors correctly.
9881 2002-03-14 Michael Meissner <meissner@redhat.com>
9883 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
9884 100, allowing MAX_UNROLLED_INSNS to be overridden.
9886 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
9889 * unroll.c (params.h): Include.
9890 (MAX_UNROLLED_INSNS): Delete, now in params.h.
9892 * doc/invoke.texi (--param max-unroll-insns): Document.
9894 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
9896 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9898 * arm.md: Fix warnings about constraints in peepholes and splits.
9900 2002-03-14 Zack Weinberg <zack@codesourcery.com>
9902 * cpphash.h (struct lexer_state): Remove line_extension member.
9903 * cpplib.c (dequote_string, do_linemarker): New functions.
9904 (linemarker_dir): New data object.
9905 (DIRECTIVE_TABLE): No longer need to interpret #line in
9906 preprocessed source. Delete obsolete comment about return
9908 (end_directive, directive_diagnostics, _cpp_handle_directive):
9909 Don't muck with line_extension.
9910 (directive_diagnostics): No need to issue warnings for
9912 (_cpp_handle_directive): Issue warnings for linemarkers here,
9913 when appropriate. Dispatch linemarkers to do_linemarker, not
9915 (do_line): Code to handle linemarkers split out to do_linemarker.
9916 Convert escape sequences in filename argument, both places.
9918 * cppmacro.c (quote_string): Rename cpp_quote_string and
9919 export. All callers changed.
9920 * cpplib.h (cpp_quote_string): Prototype.
9921 * cppmain.c (print_line): Call cpp_quote_string on to_file
9924 * doc/cpp.texi: Document that escapes are now interpreted in
9925 #line and in linemarkers, and that non-printing characters are
9926 converted to octal escapes when linemarkers are generated.
9928 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
9930 * emit-rtl.c (try_split): Use delete_insns.
9931 * recog.c (split_all_insns): Fix terminating condition.
9933 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9934 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9937 * arm.c (arm_output_epilogue): Fix floating-point register save
9938 adjustment when using a frame pointer.
9940 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
9942 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
9943 * config/mips/mips.c (compute_frame_size): Retrofit them here.
9944 (save_restore_insns, mips_expand_epilogue): And here.
9945 (build_mips16_call_stub): And here.
9946 (mips_function_value): Use the new macros to decide whether a single
9947 or complex float can be returned in floating-point registers. Return
9948 a parallel rtx in the complex case.
9950 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
9952 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
9953 call after liveness analysis.
9955 * recog.c (split_insn): Use delete_insn_and_edges.
9957 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
9958 instructions to have branch prediction notes.
9959 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
9961 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
9963 * configure.in: Don't pass -Wno-long-long to a ADA compiler
9964 that doesn't support it.
9965 * configure: Regenerate.
9967 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9970 * config/sparc/sparc.md (normal_branch, inverted_branch,
9971 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9972 inverted_fp_branch): Adjust calls to output_cbranch.
9973 Set length attribute.
9974 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
9975 output_v9branch. Set length attribute.
9976 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
9978 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
9979 (output_cbranch): Likewise. Handle far branches.
9980 (output_v9branch): Handle far branches.
9981 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
9983 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
9984 noov_compare64_op predicates.
9986 2002-03-13 Jason Merrill <jason@redhat.com>
9988 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
9989 into the function and constify it.
9990 * gthr-dce.h, gthr-solaris.h: Likewise.
9992 2002-03-13 David Edelsohn <edelsohn@gnu.org>
9994 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
9995 * config/rs6000/rs6000.c (rs6000_va_arg): Use
9996 std_expand_builtin_va_arg if not ABI_V4.
9998 2002-03-13 Jason Merrill <jason@redhat.com>
10000 * varasm.c (globalize_decl): New fn.
10001 (assemble_start_function): Use it.
10002 (asm_emit_uninitialized): Use it.
10003 (assemble_alias): Use it.
10004 (assemble_variable): Use it.
10006 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
10008 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
10009 2002-03-12 internal visibility change.
10010 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
10011 visibility into SYMBOL_REF_FLAG.
10013 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
10015 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
10016 VOIDmode operand. Add compile-time optimization for constant results.
10018 2002-03-12 Jason Merrill <jason@redhat.com>
10020 * c-typeck.c (convert_for_assignment): Don't allow conversions
10021 between pointers and references. Only allow lvalues to convert to
10024 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
10026 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
10027 before prologue, to avoid scheduling problems.
10029 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10031 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10032 (ELIMINABLE_REGS): Add sfp->sp.
10033 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
10035 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10037 PR optimization/5892
10038 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
10040 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10042 * loop.c (basic_induction_var): Don't call convert_modes if mode
10043 classes are different.
10045 2002-03-12 Richard Henderson <rth@redhat.com>
10047 PR optimization/5901
10048 * function.c (reposition_prologue_and_epilogue_notes): Position
10049 the markers after/before the last/first insn not deleted.
10051 2002-03-12 Richard Henderson <rth@redhat.com>
10053 PR optimization/5878
10054 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
10055 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
10056 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
10058 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
10059 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
10060 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
10062 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
10063 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
10064 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
10065 also. Don't set it if not flag_pic.
10066 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
10067 to be INVALID_REGNUM when not used.
10069 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
10071 * expmed.c (store_bit_field): Reset alias set for memory.
10072 (extract_bit_field): Same.
10074 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10076 * c-common.c (c_tree_code_type, c_tree_code_length,
10077 c_tree_code_name, add_c_tree_codes): Delete.
10078 * c-common.h (add_c_tree_codes): Delete.
10079 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
10081 * c-objc-common.c (c_objc_common_init): Don't call
10082 add_c_tree_codes, instead set lang_unsafe_for_reeval.
10083 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10084 objc_tree_code_name, add_objc_tree_codes): Delete.
10085 (objc_init): Don't call add_objc_tree_codes.
10086 * objc/objc-lang.c (tree_code_type, tree_code_length,
10087 tree_code_name): Define.
10088 * toplev.c (lang_independent_init): Don't set
10089 tree_code_length[IDENTIFIER_NODE].
10090 * tree.c (tree_code_type, tree_code_length, tree_code_name):
10091 Delete definitions, moved to language front-ends.
10092 * tree.def (IDENTIFIER_NODE): Hardwire the length.
10093 * tree.h (tree_code_type, tree_code_length, tree_code_name):
10095 (tree_code_length): Change type to unsigned char.
10097 2002-03-12 Richard Henderson <rth@redhat.com>
10099 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
10100 internal visibility change.
10102 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10104 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
10105 validize_mem() instead of change_address to avoid clobbering
10108 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
10110 * c-lex.h (position_after_whitespace): Remove.
10112 2002-03-12 Jakub Jelinek <jakub@redhat.com>
10114 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
10115 (lex_string): Use unsigned char pointers.
10117 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10119 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
10120 is not a valid memory_operand.
10122 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10124 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
10125 * config/xtensa/lib1funcs.asm: Fix copyright to include
10126 special case for libgcc files.
10127 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
10128 (__divsi3): Likewise.
10129 (__umodsi3): Likewise.
10130 (__modsi3): Likewise.
10131 * config/xtensa/lib2funcs.S: Fix copyright to include
10132 special case for libgcc files.
10134 2002-03-12 Tom Rix <trix@redhat.com>
10136 * collect2.c (resolve_lib_name): Move outside of
10137 OBJECT_FORMAT_COFF ifdef.
10138 (ignore_library): Same.
10140 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10142 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
10144 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10146 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
10147 to function_section before writing out the constant pool.
10149 2002-03-12 David Edelsohn <edelsohn@gnu.org>
10151 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
10153 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
10155 2002-03-12 Alan Modra <amodra@bigpond.net.au>
10157 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
10158 (adddi3): Likewise.
10161 (cmpsi splitter): Likewise.
10162 (modsi3): Fail if <= 0.
10163 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
10164 redundant test when HOST_BITS_PER_WIDE_INT != 32.
10165 (reg_or_sub_cint64_operand): Likewise.
10166 (num_insns_constant_wide): Optimize sign extension.
10167 (rs6000_legitimize_address): Likewise.
10169 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10171 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10172 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10174 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10176 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
10177 address calculation.
10179 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10181 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
10182 scratch register to DImode / TImode.
10183 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
10184 register used does not overlap the target.
10186 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10188 * Makefile.in (debug.o): Depend on debug.h.
10189 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
10190 * debug.c (do_nothing_debug_hooks): Likewise.
10191 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
10192 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
10193 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
10194 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
10195 * dwarfout.c (dwarf_debug_hooks): Likewise.
10196 * integrate.c (output_inline_function): Likewise.
10197 * objc/objc-act.c (synth_module_prologue): Likewise.
10198 * sdbout.c (sdb_debug_hooks): Likewise.
10199 * toplev.c (debug_hooks): Likewise.
10200 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10202 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10204 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
10205 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
10206 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
10207 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
10208 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
10209 * defaults.h (POINTER_SIZE): Define.
10210 * doc/tm.texi (POINTER_SIZE): Document default.
10212 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10214 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
10216 2002-03-11 Richard Henderson <rth@redhat.com>
10218 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
10219 if rebuild_label_notes_after_reload.
10221 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
10223 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
10224 emit pic register load if "internal" visibility.
10225 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
10226 (cris_expand_builtin_va_arg): Do all computations on trees.
10228 2002-03-11 Richard Henderson <rth@redhat.com>
10230 * rtlanal.c: Include recog.h.
10231 (keep_with_call_p): Fix thinko.
10232 * Makefile.in (rtlanal.o): Update dependencies.
10234 2002-03-11 Chris Meyer <cmeyer@gatan.com>
10236 * genflags.c (gen_insn): Use IS_VSPACE.
10237 * genoutput.c (output_insn_data): Likewise.
10238 (process_template): Likewise.
10240 2002-03-11 Richard Henderson <rth@redhat.com>
10242 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
10244 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
10246 * Makefile.in: Update.
10247 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
10248 Update documentation.
10249 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
10250 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
10252 2002-03-11 Zack Weinberg <zack@codesourcery.com>
10254 * Makefile.in: Give texi2pod its input file as a command line
10255 argument, not on stdin.
10257 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
10258 Daniel Berlin <dan@dberlin.org>
10260 C++ alias analysis improvement.
10261 * alias.c (record_component_aliases): Record aliases for base
10264 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
10266 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
10268 2002-03-11 Douglas B Rupp <rupp@gnat.com>
10270 * toplev.c (vms_fopen): Remove, not needed.
10272 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
10274 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
10276 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
10277 for FP, already done later.
10279 * toplev.c (debug_args): Add entry for VMS_DEBUG.
10280 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
10282 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
10284 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
10285 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
10286 LARGEST_EXPONENT_IS_NORMAL for the given mode.
10287 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
10288 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
10289 (ediv, emul, eldexp, esqrt): Likewise.
10290 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
10291 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
10292 (saturate): New function.
10293 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
10294 (make_nan): Use a saturation value instead of a NaN if
10295 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
10296 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
10297 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
10298 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
10299 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
10300 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
10301 !ROUND_TOWARDS_ZERO.
10302 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
10303 (ROUND_TOWARDS_ZERO): Document.
10305 2002-03-11 Andreas Jaeger <aj@suse.de>
10307 * cfg.c (dump_flow_info): Remove unused variable.
10309 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
10311 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
10312 computations on trees.
10314 2002-03-10 Richard Henderson <rth@redhat.com>
10317 * reload.c (copy_replacements_1): New.
10318 (copy_replacements): Use it to recurse through the rtx.
10320 2002-03-10 Richard Henderson <rth@redhat.com>
10322 * loop.c (strength_reduce): Compute number of iterations as
10323 unsigned HOST_WIDE_INT.
10325 2002-03-10 Richard Henderson <rth@redhat.com>
10327 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
10328 to move away from the end of the block.
10330 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
10332 PR preprocessor/5899
10333 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
10335 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10337 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
10339 * attribs.c (decl_attributes): Fix signed/unsigned warning.
10341 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
10343 * config/mmix/mmix.c: Improve comments.
10344 (mmix_target_asm_function_prologue): Drop variable
10345 empty_stack_frame. Don't allocate unused slot above fp.
10346 (mmix_target_asm_function_epilogue): Mirror prologue changes.
10347 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
10348 brace in first column.
10349 (enum reg_class): Ditto.
10350 (FIRST_PARM_OFFSET): Now 0.
10351 (USER_LABEL_PREFIX): Remove #if 0:d definition.
10353 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10355 * combine.c (make_extraction): Fix error in last change.
10357 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10359 * c4x.c (c4x_fp_reglist): Const-ify.
10360 * cris.c (cris_print_operand): Likewise.
10361 * i386.c (ix86_va_arg): Likewise.
10362 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
10363 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
10364 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
10365 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
10366 * mcore.h (regno_reg_class): Likewise.
10367 * mips.c (gen_int_relational): Likewise.
10368 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
10369 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
10370 * pdp11.c (move_costs): Likewise.
10371 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
10372 * s390.c (s390_branch_condition_mnemonic, regclass_map):
10374 * s390.h (regclass_map): Likewise.
10375 * sh.c (shift_amounts): Likewise.
10376 * sh.md (rotlsi3): Likewise.
10378 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10380 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
10381 (ne0+5): Use new clobber to generate proper shift pattern.
10382 Patch by Michael Matz <matz@kde.org>.
10384 2002-03-09 Andreas Schwab <schwab@suse.de>
10386 * gcc.c (validate_all_switches): Also handle `%W{...}'.
10388 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10390 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
10392 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10395 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
10396 even for non-representable constants.
10398 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10400 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
10401 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
10402 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
10403 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
10404 (pop_function_context): Compute MAY_SHARE parameter for
10406 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
10407 (gen_mem_addressof): Call fixup_var_refs with new parm.
10409 * combine.c (make_extraction): Don't make extension of CONST_INT.
10411 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10413 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
10414 in o32 and o64 ABIs.
10415 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
10416 but getting fixed-size structs passed in registers regardless of
10417 padding in o32 and o64 ABIs.
10419 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
10420 offset before loading address of argument passed by transparent
10423 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10425 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
10427 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10429 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
10430 marker such that registers after it are saved.
10432 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10434 * sparc.c (arith_4096_operand): Fix error in last change.
10436 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10438 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
10439 defaults for MEABI.
10441 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10443 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
10446 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10448 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
10450 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
10452 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
10453 removed; fix return value.
10454 * combine.c (combine_instructions): Dirtify blocks where we failed to
10455 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
10456 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
10458 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10460 * gcse.c (insert_insn_end_bb): Fix typo in last change.
10462 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
10464 * recog.c (peephole2_optimize): Re-distribute EH edges.
10466 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
10468 * expr.c (expand_expr): Use unsave lang hook.
10469 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
10470 (LANG_HOOKS_INITIALIZER): Update.
10471 * langhooks.h (struct lang_hooks): New hook unsave.
10472 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
10473 (unsave_expr_1): Remove unused lang_unsave_expr_now.
10474 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
10475 (unsave_expr_now): Remove.
10476 * tree.h (unsave_expr_now, lang_unsave,
10477 lang_unsave_expr_now): Remove.
10480 2002-03-08 Andreas Jaeger <aj@suse.de>
10482 * flow.c (propagate_block_delete_insn): Remove unused variable.
10484 2002-03-08 Kazu Hirata <kazu@hxi.com>
10486 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
10487 insn length for memory load/store.
10489 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
10491 * doc/install.texi (--with-libiconv-prefix): Document.
10493 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
10495 * doc/sourcebuild.texi: Fix typo.
10497 2002-03-08 Jakub Jelinek <jakub@redhat.com>
10500 * builtins.c (std_expand_builtin_va_arg): Do all computations on
10503 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10505 * rtl.c (copy_most_rtx): Move from here ...
10506 * emit-rtl.c (copy_most_rtx): ... to here.
10508 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10510 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
10511 SUBTARGET_CPP_SIZE_SPEC.
10512 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
10514 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
10516 2002-03-07 Matt Hiller <hiller@redhat.com>
10518 * gensupport.c (first_dir_md_include): Renamed from include;
10519 change all references.
10520 (last_dir_md_include): Renamed from last_include; change all
10522 (init_md_reader): Unconditionally initialize base_dir whether or
10523 not filename is a relative path.
10525 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
10527 * config/fp-bit.c (_unord_f2): Compile it in even if
10528 US_SOFTWARE_GOFAST is enabled.
10530 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
10531 NULL_RTX. Set all HFmode operations as NULL_RTX.
10532 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
10533 NULL_RTX, try reversing the comparison and the operands.
10535 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10537 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
10538 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
10541 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
10543 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
10545 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10547 * basic-block.h (fixup_abnormal_edges): Declare.
10548 * reload1.c (fixup_abnormal_edges): New function.
10549 * reg-stack.c (convert_regs): Use it.
10551 * gcse.c (insert_insn_end_bb): Handle trapping insns.
10553 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
10555 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
10557 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
10558 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
10559 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
10560 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
10561 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
10562 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
10563 unless x and y could be infinite.
10564 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
10565 Check that the common type of both arguments is a real, even for
10566 targets without unordered comparisons. Allow an integer argument
10567 to be compared against a real.
10568 (expand_tree_builtin): Use expand_unordered_cmp.
10569 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
10570 * cse.c (fold_rtx): Likewise. Fix indentation.
10571 * fold-const.c (fold_real_zero_addition_p): New.
10572 (fold): Use it, and the new HONOR_... macros.
10573 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
10574 * jump.c (reversed_comparison_code_parts): After searching for
10575 the true comparison mode, use HONOR_NANS to decide whether it
10576 can be safely reversed.
10577 (reverse_condition_maybe_unordered): Remove IEEE check.
10578 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10579 to decide which simplifications are valid. Allow the following
10580 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10581 and (a - -b) to (a + b).
10582 (simplify_relational_operation): Use HONOR_NANS.
10583 * doc/tm.texi: Document the MODE_HAS_... macros.
10585 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10587 * combine.c (simplify_comparison): If simplifying a logical shift
10588 right and compare with constant, force the comparison to unsigned.
10590 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10592 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10594 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10596 (alt_reg_names): Remove % for vrsave.
10598 2002-03-06 Richard Henderson <rth@redhat.com>
10600 PR optimization/5844
10601 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10602 if used indicates we've already emitted one copy of an operand.
10603 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10604 (gen_split): Supply a non-null used.
10606 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10608 * reload1.c (reload): Unshare all rtl after reload is done.
10610 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10611 but simply fail if the expression is too complex to simplify.
10612 (simplify_gen_binary): Handle simplify_plus_minus failures.
10614 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10616 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10617 consistently call delete_trivially_dead_insns after CSE and GCSE;
10618 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10619 after liveness2; update comment in last crossjumping.
10620 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10622 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10624 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10625 after completing fast dead code elimination.
10627 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10630 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10632 * version.c: Fix misplaced leading blanks on first line.
10634 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10636 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10638 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10640 * cfgcleanup.c (mentions_nonequal_regs): New function.
10641 (thread_jump): Use it.
10642 * toplev.c (rest_of_compilation): Run jump threading after
10645 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10647 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10650 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10652 * predict.c (estimate_bb_frequencies): Do not reload the
10653 frequencies from notes.
10655 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10657 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10658 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10660 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10661 delete_noop_moves): Return indeger.
10662 * flow.c (ndead): New variable.
10663 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10664 BB argument; update callers.
10665 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10666 (life_analysis): Do not call purge_all_dead_edges.
10667 (update_life_info): Return number of deleted insns; print statistics.
10668 (update_life_info_in_dirty_blocks): likewise.
10669 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10670 return number of insns deleted.
10672 * cse.c: Include timevar.h
10673 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10674 iterate until stabilizes; print statistics; return number of killed
10676 * Makefile.in: (cse.o): Add timevar.h dependency
10677 * rtl.h (delete_trivially_dead_insns): New.
10678 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10679 * toplev.c (rest_of_compilation): Update callers.
10681 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10682 (try_optimize_cfg): Do not update liveness.
10683 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10684 removal stabilizes; use delete_trivially_dead_insns.
10686 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10688 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10690 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10691 callbacks when processing assembly language.
10693 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10695 * pa.h (ASM_FILE_END): Define.
10696 * som.h (ASM_FILE_END): Delete.
10698 * pa.c (function_arg): Don't pass floats in general registers in
10699 indirect calls if TARGET_ELF32.
10701 2002-03-05 Richard Henderson <rth@redhat.com>
10703 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10705 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10707 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10709 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10711 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10712 -r command line. Don't hide any symbols if not building
10715 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10717 * cfg.c (dump_flow_info): Warn about profile mismatches.
10718 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10719 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10721 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10723 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10724 wide volatile memory by parts.
10726 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10728 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10731 2002-03-05 Richard Henderson <rth@redhat.com>
10733 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10735 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10737 * toplev.c (documented_lang_options): Document more
10738 language-specific options.
10739 * doc/invoke.texi (Warning Options): Correct documentation for
10740 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10741 * c-decl.c (c_decode_option): Use a table to handle warning options.
10743 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10745 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10746 parameter to mmix_encode_section_info.
10747 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10748 relocatably. Always produce ELF, not mmo if linking relocatably.
10749 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10750 first is non-zero, don't add symbol prefix.
10751 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10752 prototype accordingly.
10754 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10756 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10758 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10760 * configure.in: Increase required makeinfo version to 4.1.
10761 * configure: Regenerate.
10763 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10765 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10768 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10770 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10771 * doc/invoke.texi: Fix @math uses.
10773 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10775 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10778 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10780 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10781 (powerpc-*-eabisimaltivec*): Same.
10783 * config/rs6000/t-ppcendian: New.
10785 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10787 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10788 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10789 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10791 2002-03-03 Richard Henderson <rth@redhat.com>
10793 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10795 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10797 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10798 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10799 tree.c, config/m68k/m68k.c:
10800 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10801 REAL_ARITHMETIC blocks unconditional. Delete some further
10802 #ifdef blocks predicated on REAL_ARITHMETIC.
10803 * flags.h, toplev.c: Delete remaining references to
10804 flag_pretend_float.
10806 * doc/invoke.texi: Remove documentation of -fpretend-float.
10807 * doc/tm.texi: Describe the various REAL_* macros as provided by
10808 real.h, not by the target configuration files.
10810 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10811 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10812 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10813 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10814 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10815 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10816 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10817 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10818 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10819 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10820 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10821 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10822 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10823 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10824 config/xtensa/xtensa.h:
10825 Do not define, undefine, or mention in comments any of
10826 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10827 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10828 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10829 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10830 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10831 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10832 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10833 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10834 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10836 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10838 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10839 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
10840 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
10841 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
10842 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
10843 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
10845 * defaults.h (BITS_PER_WORD): Define.
10846 * doc/tm.texi (BITS_PER_WORD): Document default value.
10848 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
10849 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
10850 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
10852 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10854 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
10855 lieu of explicit sizeof/sizeof.
10856 * i386.c (override_options, ix86_init_mmx_sse_builtins,
10857 ix86_expand_builtin): Likewise.
10858 * mips.c (mips_add_gc_roots): Likewise.
10859 * mmix.c (mmix_output_condition): Likewise.
10860 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
10861 altivec_init_builtins): Likewise.
10862 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
10863 * cppexp.c (Nsuff, parse_number): Likewise.
10864 * cppinit.c (builtin_array_end): Likewise.
10865 * gcc.c (n_default_compilers, process_command): Likewise.
10866 * genpreds.c (output_predicate_decls): Likewise.
10867 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
10868 * lcm.c (N_ENTITIES): Likewise.
10869 * stor-layout.c (set_sizetype): Likewise.
10871 2002-03-03 Richard Henderson <rth@redhat.com>
10873 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
10874 for types or labels.
10876 2002-03-03 Richard Henderson <rth@redhat.com>
10878 * c-decl.c (start_decl): Initialized variables are not common.
10880 2002-03-02 Per Bothner <per@bothner.com>
10882 * gcc.c (option_map): Suport new --bootclasspath option.
10883 --CLASSPATH is now just an alias for --classpath.
10885 2002-03-02 Richard Henderson <rth@redhat.com>
10887 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
10888 load if "internal" visibility.
10889 * doc/extend.texi: Document visibility meanings.
10891 2002-03-02 Richard Henderson <rth@redhat.com>
10893 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
10894 to functions as well.
10896 2002-03-02 Richard Henderson <rth@redhat.com>
10898 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
10899 (handle_visibility_attribute): Don't call assemble_visibility.
10900 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
10901 without asmspec. Invoke assemble_alias when needed.
10902 * varasm.c (maybe_assemble_visibility): New.
10903 (assemble_start_function, assemble_variable, assemble_alias): Use it.
10905 2002-03-02 Richard Henderson <rth@redhat.com>
10907 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
10908 invoke ENCODE_SECTION_INFO with first call flag.
10910 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
10911 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
10912 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
10913 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
10914 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10915 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10916 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
10917 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
10918 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
10919 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
10920 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
10921 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
10922 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10923 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
10924 config/mcore/mcore-protos.h, config/mcore/mcore.c,
10925 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
10926 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
10927 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
10928 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
10929 config/sh/sh.h, config/sparc/sparc.h,
10930 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
10931 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
10932 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
10933 FIRST argument. As needed, examine it and do nothing.
10935 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
10936 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10937 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
10939 * config/arm/t-pe (pe.o): Add dependencies.
10941 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10943 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
10944 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
10945 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
10946 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
10947 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
10948 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
10949 * defaults.h (BITS_PER_UNIT): Define.
10950 * doc/tm.texi (BITS_PER_UNIT): Document default value.
10952 2002-03-02 Kazu Hirata <kazu@hxi.com>
10954 * config/h8300/h8300-protos.h: Add a prototype for
10955 compute_a_shift_length.
10956 * config/h8300/h8300.c (h8300_asm_insn_count): New.
10957 (compute_a_shift_length): Likewise.
10958 (h8300_adjust_insn_length): Do not adjust insn length of shift
10960 * config/h8300/h8300.md (anonymous shift patterns): Use
10961 compute_a_shift_length.
10963 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10965 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
10966 trunc_int_for_mode.
10968 * emit-rtl.c (offset_address): Call update_temp_slot_address.
10970 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10972 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
10973 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
10974 * flags.h (flag_zero_initialized_in_bss): Declare.
10975 * toplev.c (flag_zero_initialized_in_bss): New flag.
10976 (lang_independent_options): Add flag_zero_initialized_in_bss.
10977 * tree.c (initializer_zerop): New function.
10978 * tree.h (initializer_zerop): Declare.
10979 * varasm.c (assemble_variable): If we can emit bss, put zero
10980 initializers in the bss section.
10982 2002-03-02 Alan Modra <amodra@bigpond.net.au>
10984 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
10985 like more than one symbol per .weak directive.
10987 2002-03-01 Richard Henderson <rth@redhat.com>
10989 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
10990 adjust argument_pointer by pretend_args_size.
10991 (ia64_va_start): Adjust va_start address by -pretend_args_size.
10993 2002-03-01 Kazu Hirata <kazu@hxi.com>
10995 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
10997 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
10999 * toplev.c (rest_of_compilation): Delete dead jumptables before
11001 * flow.c (delete_dead_jumptables): Make global.
11002 * rtl.h (delete_dead_jumptables): Declare.
11004 2002-03-01 David Edelsohn <edelsohn@gnu.org>
11006 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
11007 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
11008 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
11010 2002-03-01 Kazu Hirata <kazu@hxi.com>
11012 * config/h8300/h8300-protos.h: Fix formatting.
11013 * config/h8300/h8300.c: Likewise.
11014 * config/h8300/h8300.h: Likewise.
11016 2002-03-01 Kazu Hirata <kazu@hxi.com>
11018 * config/h8300/h8300.c (print_operand): Support 16-bit
11019 constant addresses.
11020 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
11022 2002-02-28 Richard Henderson <rth@redhat.com>
11024 * expmed.c (store_bit_field): Prevent generation of CONCATs;
11025 pun complex values as integers; use gen_lowpart instead of
11027 (extract_bit_field): Likewise.
11029 2002-03-01 Alan Modra <amodra@bigpond.net.au>
11030 David Edelsohn <edelsohn@gnu.org>
11032 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
11033 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
11034 (SUPPORTS_WEAK): Likewise.
11035 * output.h (add_weak): Add tree param.
11036 * varasm.c (add_weak): Likewise. Save decl.
11037 (struct weak_syms): Add decl field.
11038 (mark_weak_decls): New function.
11039 (init_varasm_once): ggc_add_root mark_weak_decls.
11040 (assemble_start_function): Use ASM_WEAKEN_DECL.
11041 (assemble_variable): Likewise.
11042 (assemble_alias): Likewise.
11043 (declare_weak): Pass decl to add_weak.
11044 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
11045 (remove_from_pending_weak_list): Declare and define for
11047 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
11048 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
11049 * defaults.h (SUPPORTS_WEAK): Likewise.
11050 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11051 .weak for code sym. Do emit .size for descriptor sym.
11052 (ASM_DECLARE_FUNCTION_SIZE): Define.
11053 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
11054 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
11055 .lglobl unless TARGET_XCOFF. Formatting fixes.
11056 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11057 .weak for code sym.
11058 (HANDLE_PRAGMA_WEAK): Remove.
11059 (ASM_WEAKEN_LABEL): Remove.
11060 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
11062 2002-03-01 Jason Merrill <jason@redhat.com>
11064 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
11065 (TARGET_EXPR_CLEANUP): New macro.
11067 2002-02-28 Steve Ellcey <sje@cup.hp.com>
11069 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
11070 to take ptr_extend into account as third type of extension.
11071 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
11072 fields used by SUBREG_PROMOTED_UNSIGNED_P.
11073 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
11074 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
11075 * calls.c (precompute_arguments): Use new macro.
11076 (expand_call): Ditto.
11077 * combine.c (nonzero_bits): Ditto.
11078 (record_promoted_value): Ditto.
11079 * expr.c (store_expr): Ditto.
11080 (expand_expr): Ditto.
11081 * function.c (assign_parms): Ditto.
11083 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
11085 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
11086 override -shared and -shared-libgcc.
11088 2002-02-28 David O'Brien <obrien@FreeBSD.org>
11090 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
11092 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
11095 2002-02-28 Richard Henderson <rth@redhat.com>
11097 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
11098 4 cycle latency from MM producers.
11099 (ia64_internal_sched_reorder): Likewise with pipeline flush.
11101 2002-02-28 Jakub Jelinek <jakub@redhat.com>
11103 * mklibgcc.in: Don't use GNU make extension.
11105 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11107 * c-parse.in (STATIC): New terminal.
11108 (scspec): New non-terminal. Update productions accordingly.
11109 (program): Remove bogus ifc / end ifc.
11110 (array_declarator): Simplify production using STATIC.
11112 2002-02-28 Jim Meyering <meyering@lucent.com>
11114 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
11115 \a still means TARGET_BELL.
11117 2002-02-28 Richard Henderson <rth@redhat.com>
11119 * haifa-sched.c (sched_emit_insn): New.
11120 (schedule_block): Use last_scheduled_insn to track last insn.
11121 * sched-int.h (sched_emit_insn): Prototype.
11122 * config/ia64/ia64.c (last_issued): Remove.
11123 (ia64_variable_issue): Don't set it.
11124 (nop_cycles_until): Use sched_emit_insn.
11126 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
11128 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
11129 extended constants.
11131 2002-02-28 Kazu Hirata <kazu@hxi.com>
11133 * config/h8300/h8300.c: Fix formatting.
11134 * config/h8300/h8300.h: Likewise.
11136 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
11138 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
11139 which may overwrite the high byte of the frame pointer.
11141 2002-02-28 Bo Thorsen <bo@suse.de>
11143 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
11144 (STARTFILE_SPEC): Add 64 bit files.
11145 (ENDFILE_SPEC): Likewise.
11147 2002-02-28 Jason Merrill <jason@redhat.com>
11149 * c-decl.c (finish_function): Only warn about missing return
11150 statement with -Wreturn-type.
11152 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
11154 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
11156 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
11157 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
11159 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
11161 * basic-block.h (BB_REACHABLE): Renumber.
11162 (BB_DIRTY, BB_NEW): New flags.
11163 (clear_bb_flags): Declare.
11164 (update_life_info_in_dirty_blocks): Declare.
11165 * cfg.c (clear_bb_flags): New function.
11166 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
11167 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
11168 reorder_insns, emit_insn_after): Mark block as dirty.
11169 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
11170 (update_life_info_in_dirty_blocks): New function.
11171 * recog.c (apply_change_group): Dirtify block.
11173 * cse.c (cse_insn): Reorder emitting of jump insn to keep
11175 * gcse.c (delete_null_pointer_checks): Likewise.
11177 * toplev.c (dump_file_index): Move cse2 after bp,
11179 (dump_file_info): Similary.
11180 (rest_of_compilation): Avoid most of CFG rebuilds;
11181 do first if converision after null pointer checks, do cse2
11182 after branch prediction; avoid full liveness rebuild after
11183 initializing subregs.
11184 * invoke.texi (-d options): Document -du, renumber.
11186 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
11187 (notice_new_block): Do not set BB_UPDATE_LIFE.
11188 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
11189 merge_blocks_move_successor_nojumps, merge_blocks,
11190 try_crossjump_to_edge): Likewise.
11191 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
11192 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
11193 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
11194 (merge_of_block): Do not use life_data_ok.
11195 (find_if_case_1): Do not use SET_UPDATE_LIFE.
11196 (if_convert): Use BB_DIRTY mechanizm to update life.
11197 * lcm.c (optimize_mode_switching): Update
11198 update_life_info_in_dirty_blocks
11200 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11202 * Makefile.in (integrate.o): Update.
11203 * c-decl.c (copy_lang_decl): Rename.
11204 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11205 * integrate.c: Include langhooks.h.
11206 (copy_decl_for_inlining): Update to use langhook.
11207 * langhooks-def.h (lhd_do_nothing_t,
11208 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
11209 (LANG_HOOKS_INITIALIZER): Update.
11210 * langhooks.c (lhd_do_nothing_t): New.
11211 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
11212 * tree.h (copy_lang_decl): Remove.
11214 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11216 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
11218 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
11219 POST_DEC, and POST_MODIFY.
11221 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11223 * c-typeck.c (digest_init): Remove unused parameter; all
11226 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
11228 * expmed.c (expand_shift): Correctly test for low part of a
11231 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
11233 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
11234 insn UIDs with insn addresses.
11236 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11238 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
11239 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
11240 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
11241 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
11242 gcc.c, toplev.c: Delete code implementing -traditional mode.
11244 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
11245 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
11246 Document removal of -traditional mode for compilation, and
11247 remove documentation only relevant to that mode.
11249 * config/nextstep.h, config/ptx4.h, config/svr4.h,
11250 config/convex/convex.h, config/d30v/d30v.h,
11251 config/i386/dgux.h, config/i386/osf1elf.h,
11252 config/i386/osfelf.h, config/i386/osfrose.h,
11253 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
11254 config/m68k/hp310.h, config/m88k/dgux.h,
11255 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
11256 config/m88k/m88k.h, config/m88k/openbsd.h,
11257 config/mips/abi64.h, config/mips/osfrose.h,
11258 config/mips/svr4-5.h, config/mips/svr4-t.h,
11259 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
11260 config/stormy16/stormy16.h: Remove all references to
11261 -traditional from target specs. Delete all mention of the
11262 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
11263 delete a couple of commented-out definitions of
11264 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
11267 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
11268 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
11270 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11272 * mklibgcc.in: Don't use \n in a line subject to
11273 interpretation by echo.
11275 2002-02-27 Graham Stott <grahams@redhat.com>
11277 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
11280 * loop.c (prescan_loop): Handle PARALLEL.
11282 * unroll.c (loop_iterations): Return 0 if the add_val for
11285 * final.c (output_operand_lossage): Constify PFX_STR.
11287 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
11289 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
11291 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
11292 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
11294 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
11296 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11298 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
11300 * cpplex.c (_cpp_lex_token): Handle directives in macro
11302 * cpplib.c (_cpp_handle_directive): Save and restore state
11303 if parsing macro args when entering a directive.
11304 * cppmacro.c (collect_args): No need to handle directives
11305 in macro arguments.
11306 (enter_macro_context, replace_args): Use the original macro
11307 definition in case it was redefined whilst collecting arguments.
11309 * cpp.texi: Update.
11311 2002-02-26 David Edelsohn <edelsohn@gnu.org>
11313 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
11314 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
11315 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
11317 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
11318 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
11319 (load_toc_v4_PIC_2): Same.
11321 2002-02-26 Alan Modra <amodra@bigpond.net.au>
11323 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
11325 2002-02-26 Richard Henderson <rth@redhat.com>
11327 * config/alpha/alpha.md (ashldi_se): Re-enable.
11329 2002-02-26 Richard Henderson <rth@redhat.com>
11331 * config/alpha/alpha.c (alpha_encode_section_info): Examine
11332 MODULE_LOCAL_P; improve commentary.
11334 2002-02-26 Zack Weinberg <zack@codesourcery.com>
11336 * doc/cpp.texi: Clarify documentation of relationship between
11337 #line and #include.
11339 2002-02-26 Kazu Hirata <kazu@hxi.com>
11341 * config/h8300/h8300-protos.h: Update the prototype for
11342 compute_logical_op_length. Add the prototype for
11343 compute_logical_op_cc.
11344 * config/h8300/h8300.c (compute_logical_op_length): Figure out
11345 code from operands.
11346 (compute_logical_op_cc): New.
11347 * config/h8300/h8300.md: Combine all the logical op patterns
11348 in HImode and SImode. Use compute_logical_op_cc.
11350 2002-02-26 Kelley Cook <kelleycook@comcast.net>
11352 * config/i386/i386.c (print_operand): Don't append ATT-style
11353 length suffixs to x87 opcodes when in Intel mode.
11355 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
11357 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
11358 (init_emit_once): Update calls.
11359 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
11360 (init_syntax_once): Prototype.
11362 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
11364 * pa-linux.h (LIB_SPEC): Update definition.
11365 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11367 2002-02-26 Richard Henderson <rth@redhat.com>
11369 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
11370 if we emitted a stop bit.
11372 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11374 * configure.in (libgcc_visibility): Substitute.
11375 * configure: Rebuilt.
11376 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
11377 defined symbols .hidden.
11379 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11381 * attribs.c (c_common_attribute_table): Add visibility.
11382 (handle_visibility_attribute): New function.
11383 * varasm.c (assemble_visibility): New function.
11384 * output.h (assemble_visibility): Add prototype.
11385 * tree.h (MODULE_LOCAL_P): Define.
11386 * crtstuff.c (__dso_handle): Use visibility attribute.
11387 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
11388 for MODULE_LOCAL_P symbols too.
11389 * config/ia64/ia64.c (ia64_encode_section_info): Handle
11390 MODULE_LOCAL_P symbols the same way as local symbols.
11391 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
11392 into .sdata/.sbss by the user.
11393 * doc/extend.texi (Function Attributes): Document visibility
11396 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11399 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
11400 STRING_CST initializer spanning the whole variable without
11402 If expand_expr returned MEM, don't use it.
11404 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
11406 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
11407 generate a die for the lexical block.
11409 2002-02-26 Kazu Hirata <kazu@hxi.com>
11411 * config/h8300/h8300-protos.h: Add a prototype for
11412 compute_logical_op_length.
11413 * config/h8300/h8300.c (compute_logical_op_length): New.
11414 * config/h8300/h8300.md (anonymous logical patterns): Use
11415 compute_logical_op_length for length.
11417 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11419 * dwarf2out.c (modified_type_die): Do not call type_main_variant
11421 (gen_type_die): Same.
11423 * attribs.c (handle_vector_size_attribute): Set debug information.
11425 2002-02-26 Daniel Egger <degger@fhm.edu>
11427 * config/rs6000/rs6000.md: Swap define_insn attributes to
11428 fix incorrect generation of merge high instructions instead
11431 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11433 * c-typeck.c (really_start_incremental_init): Use
11434 bitsize_zero_node for vectors.
11436 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11438 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
11439 ("*set_vrsave_internal"): Same.
11441 2002-02-25 Richard Henderson <rth@redhat.com>
11443 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
11444 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
11446 2002-02-25 Jakub Jelinek <jakub@redhat.com>
11449 * config/i386/i386.c (ix86_return_pops_args): Only pop
11450 fake structure return argument if it was passed on the stack.
11452 2002-02-25 Jason Merrill <jason@redhat.com>
11454 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
11457 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11459 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
11460 link with shared_name only.
11461 * doc/invoke.texi (Link Options): Document new behavior.
11463 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11465 * c-typeck.c (push_init_level): Handle vectors.
11467 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11469 * config/sparc/sparc.c (const64_high_operand): Zero-extend
11470 operands of SPARC_SETHI_P.
11471 (input_operand): Likewise.
11472 (sparc_emit_set_const32): Likewise.
11473 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
11474 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
11475 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
11476 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
11477 (movdi_insn_sp64_vis): Likewise.
11478 (movdi split, movdf split): Use SETHI32.
11479 * doc/md.texi: Document SPARC constraints L, M and N.
11481 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11483 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
11484 ("*set_vrsave_internal"): use mfspr for Darwin.
11486 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
11487 gen_get_vrsave_internal.
11489 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11491 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
11493 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
11495 * cpplex.c (cpp_interpret_charconst): Get signedness or
11496 otherwise of wide character constants correct.
11497 * cppexp.c (lex): Get signedness of wide charconsts correct.
11499 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11501 * optabs.c (widen_operand): Only call convert_modes for
11502 promoted SUBREG if signedness matches.
11503 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
11505 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11507 * cpplib.c (glue_header_name): Use local buffer to build up
11510 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11512 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
11514 2002-02-23 Kazu Hirata <kazu@hxi.com>
11516 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
11517 H8/300[HS] separately.
11518 * config/h8300/h8300.md: Remove the early clobber constraint
11519 from bit field patterns.
11521 2002-02-23 Kazu Hirata <kazu@hxi.com>
11523 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
11525 (mulhisi3): Likewise.
11526 (umulqisi3): Likewise.
11527 (umulhisi3): Likewise.
11529 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11531 * cppinit.c (output_deps): Correct test for stdout output.
11532 (init_dependency_output): Cure warning.
11534 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11536 * expr.c (store_expr): When converting expression to promoted
11537 equivalent type, allow using SUBREG_REG of TARGET as the target
11538 of the expansion of EXP.
11539 * loop.c (basic_induction_var, case SUBREG): Always look inside.
11540 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
11541 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
11542 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
11543 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
11545 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
11547 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
11548 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
11549 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
11551 2002-02-23 Jakub Jelinek <jakub@redhat.com>
11553 PR optimization/5747
11554 * loop.c (scan_loop): Update reg info if move_movables created new
11557 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11559 * gcc.c (init_gcc_spec): Revert last change.
11561 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11563 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
11564 gpc_reg_operand constraint.
11566 2002-02-23 Alan Modra <amodra@bigpond.net.au>
11568 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
11569 Simplify comparison of `low'.
11570 (add_operand): Fix formatting.
11571 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
11572 (mask_operand): Disallow mask to wrap in 64-bit mode.
11573 (rs6000_stack_info): Remove redundant test setting push_p.
11574 (output_toc): Fix formatting.
11575 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
11576 cc_reg_not_cr0_operand constraint.
11577 (booldi3, boolcdi3 splitters): Same.
11579 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11581 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11583 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11585 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11586 gcc invoked with -shared-libgcc.
11588 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11591 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11592 decl if any of elements was TREE_USED.
11594 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11596 * config/sparc/sol2.h: Don't include sys/mman.h.
11597 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11598 (arith_4096_operand): Don't throw high bits away.
11599 (const64_operand): Take sign extension of CONST_INTs into account.
11600 (const64_high_operand, sparc_emit_set_const32): Likewise.
11601 (GEN_HIGHINT64): Likewise.
11602 (sparc_emit_set_const64_quick1): Likewise.
11603 (const64_is_2insns): Likewise.
11604 (print_operand): Use trunc_int_for_mode for sign extension.
11605 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11606 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11607 chars. Assume CONST_INT is already properly sign-extended.
11608 (movdi split): Sign-extend each SImode part.
11609 (andsi3 split): Don't mask high bits off, so that result
11610 remains properly sign-extend.
11611 (iorsi3 split): Likewise.
11612 (xorsi3 split): Likewise.
11614 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11616 * fold-const.c (fold): Fix typo in comments.
11618 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11620 * Makefile.in (langhooks.o): Update dependencies.
11622 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11624 * langhooks.c: Include flags.h.
11626 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11628 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11630 * c-common.c (c_common_post_options): Set inline trees by
11633 * doc/extend.texi (Function Attributes): Document always_inline
11635 Update documentation about inlining when not optimizing.
11637 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11639 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11640 unless DECL_ALWAYS_INLINE.
11642 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11643 unless DECL_ALWAYS_INLINE.
11644 (c_disregard_inline_limits): Disregard if always_inline set.
11646 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11647 Disregard if always_inline set.
11648 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11649 unless DECL_ALWAYS_INLINE.
11651 * attribs.c (handle_always_inline_attribute): New.
11652 (c_common_attribute_table): Add always_inline.
11654 * config/rs6000/altivec.h: Add prototypes for builtins
11655 requiring the always_inline attribute.
11657 2002-02-21 Eric Christopher <echristo@redhat.com>
11659 * expmed.c (store_bit_field): Try to simplify the subreg
11660 before generating a new one when when the mode size of
11661 value is less than maxmode.
11663 2002-02-21 Richard Henderson <rth@redhat.com>
11665 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11666 than gen_rtx_PLUS to form the sum.
11667 * explow.c (force_reg): Rearrange to not allocate new pseudo
11668 when force_operand returns a register.
11669 * expr.c (expand_assignment): Allow offset_rtx expansion to
11670 return a sum. Do not force addresses into registers.
11671 (expand_expr): Likewise.
11672 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11673 to canonicalize arithmetic that didn't simpify.
11674 (simplify_plus_minus): New argument force; update
11675 all callers. Don't split CONST unless we can do something with it,
11676 and wouldn't lose the constness of the operands.
11678 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11679 that we generated earlier.
11681 2002-02-21 Tom Tromey <tromey@redhat.com>
11683 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11684 (output_line_info): Use constant `1', with a long explanatory
11686 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11688 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11690 * jump.c (redirect_jump): If old label has no UID, don't try to
11693 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11695 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11696 If input is constant, do shifts at compile time.
11698 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11700 * doc/extend.texi: Fix some more overfull hboxes.
11702 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11704 PR optimization/4994
11705 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11708 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11711 * expr.h (expand_and): Add mode argument.
11712 * expmed.c (expand_and): Add mode argument.
11713 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11714 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11715 * except.c (expand_builtin_extract_return_addr): Likewise.
11716 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11717 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11718 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11719 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11720 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11721 gen_rtx (CONST_INT, VOIDmode, x).
11723 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11726 * stmt.c (warn_if_unused_value): Move side effects test once more.
11728 2002-02-20 Torbjorn Granlund <tege@swox.com>
11730 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11731 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11733 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11735 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11736 SUBREG or ZERO_EXTEND.
11738 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11740 * sh.h (current_function_anonymous_args): Remove.
11741 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11742 of current_function_varargs and current_function_stdarg is set.
11743 * sh.c (sh_expand_prologue): Check current_function_varargs /
11744 current_function_stdarg / TARGET_SH5 instead of
11745 current_function_anonymous_args.
11747 * sh64.h (TARGET_VERSION): Define.
11749 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11751 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11752 VRSAVE_REGNO on TARGET_ALTIVEC.
11754 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11756 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11757 bits of SImode const_int.
11758 (includes_rshift_p): Likewise.
11759 (print_operand): Call mask_operand and mask64_operand with correct
11761 (rs6000_output_function_epilogue): Pad traceback table to word.
11762 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11763 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11764 mask64_operand with correct mode.
11765 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11767 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11770 * varasm.c (get_pool_constant_mark): New.
11771 * rtl.h (get_pool_constant_mark): Add prototype.
11772 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11773 be represented if it has not been output.
11775 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11777 * combine.c (do_SUBST): Sanity check substitutions of
11778 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11779 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11780 CONST_INT into its operand.
11781 (known_cond): Likewise, for ZERO_EXTEND.
11782 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11783 allow for simplification of wide modes. Reject CONST_INTs in
11784 ZERO_EXTEND when their actual mode is not given.
11786 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11788 * c-decl.c (pushdecl): If no global declaration is found for an
11789 extern declaration in block scope, try a limbo one.
11791 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11794 * c-common.c (pointer_int_sum): Moved from...
11795 * c-typeck.c (pointer_int_sum): ...here.
11796 * c-common.h (pointer_int_sum): Add prototype.
11798 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11801 * c-decl.c (duplicate_decls): Return 0 if issued error about
11804 2002-02-20 Roger Sayle <roger@eyesopen.com>
11805 Jakub Jelinek <jakub@redhat.com>
11808 * tree.c (host_integerp): Ensure that the constant integer is
11809 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11810 when pos is zero or non-zero respectively. Clarify comment.
11811 * c-format.c (check_format_info_recurse): Fix host_integerp
11812 usage; the pos argument should be zero when assigning to a
11813 signed HOST_WIDE_INT.
11815 2002-02-20 Richard Henderson <rth@redhat.com>
11817 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11818 of the operand, rather than assuming TImode.
11819 (ix86_expand_binop_builtin): Cope with commutative patterns
11820 using nonimmediate_operand for both operands.
11821 (ix86_expand_timode_binop_builtin): Likewise.
11822 (ix86_expand_store_builtin): Validate operand 1.
11823 (ix86_expand_unop1_builtin): Likewise.
11825 2002-02-20 Philip Blundell <philb@gnu.org>
11828 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11830 2002-02-20 Richard Henderson <rth@redhat.com>
11833 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11835 2002-02-20 Tom Tromey <tromey@redhat.com>
11837 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11838 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11839 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11840 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11841 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
11844 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
11846 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
11847 for (const_int 0) in X not just INTVAL.
11849 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
11851 * doc/extend.texi: Avoid or reduce overfull hboxes.
11853 2002-02-20 Diego Novillo <dnovillo@redhat.com>
11855 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
11856 operations if the field does not start at a mode boundary.
11858 2001-02-20 Joel Sherrill <joel@OARcorp.com>
11860 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
11861 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
11862 Also done for -Acpu and -Amachine.
11864 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
11866 * cppinit.c (init_dependency_output): Take deps output file
11867 from -o if none given with -MF. Suppress normal output.
11868 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
11869 * doc/cpp.texi, doc/invoke.texi: Update.
11871 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11873 * toplev.c (output_quoted_string): Write unprintable
11874 characters with octal escapes.
11876 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11878 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
11879 really_call_used[VRSAVE_REGNO] if not Altivec.
11881 2002-02-19 Alan Modra <amodra@bigpond.net.au>
11883 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
11885 (constant_pool_expr_1): Fix formatting.
11886 (rs6000_legitimize_reload_address): Likewise.
11888 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11890 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
11891 now that we have one.
11893 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11895 * tree.h (struct tree_common): Remove aux. Add unused_0 at
11896 end of first block of bitfields (which was only seven bits);
11897 rename dummy to unused_1; remove comment which is no longer true.
11899 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11901 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
11903 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11906 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
11910 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
11911 arm_is_longcall_p rather than inspecting call-type cookie
11913 (call_value_insn) [TARGET_THUMB]: Likewise.
11915 2002-02-19 Graham Stott <grahams@redhat.com>
11917 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
11919 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11921 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
11922 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
11923 (FP_SAVE_INLINE): Delete.
11925 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
11926 * config/rs6000/eabi.asm: Remove ABI save restore routines.
11927 * config/rs6000/t-ppccomm: Build crtsavres.o.
11928 * config/rs6000/crtsavres.asm: New file.
11930 2002-02-19 Philip Blundell <philb@gnu.org>
11932 * config/arm/arm.c (use_return_insn): Don't reject interrupt
11934 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
11935 (output_return_instruction): Allow interrupt functions to return with
11936 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
11937 (arm_expand_prologue): Subtract 4 before stacking LR in an
11938 interrupt function.
11940 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11942 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
11943 decl, not just FUNCTION_DECL.
11944 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
11945 (arm_assemble_integer): Likewise.
11946 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
11949 2002-02-19 matthew green <mrg@eterna.com.au>
11951 * config.gcc (sparc-*-netbsdelf*): Enable target.
11952 (sparc64-*-netbsd*): New target.
11953 * config/sparc/netbsd-elf.h: New file.
11954 * config/sparc/t-netbsd64: New file.
11956 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11958 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
11960 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
11962 * doc/invoke.texi: explicitly list the style guidelines that
11963 -Weffc++ checks for.
11965 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
11967 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
11969 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
11972 * gcc.c (cpp_unique_options): Treat -o as indicating object file
11973 only if not -E. If -E, pass -o through to the preprocessor.
11975 2002-02-19 Kazu Hirata <kazu@hxi.com>
11977 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
11978 register number with an appropriate macro.
11980 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11982 * doc/rtl.texi (Constants): Close @code tag.
11984 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
11986 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
11987 ("mmx_uavgv4hi3"): Same.
11988 ("pmulhrwv4hi3"): Same.
11990 * tree-inline.c (walk_tree): Handle vectors.
11992 * c-common.c (constant_expression_warning): Handle vectors.
11993 (overflow_warning): Same.
11995 * sched-deps.c (sched_analyze_2): Handle vectors.
11997 * rtlanal.c (rtx_unstable_p): Handle vectors.
11998 (rtx_varies_p): Same.
11999 (count_occurrences): Same.
12000 (regs_set_between_p): Same.
12001 (modified_between_p): Same.
12002 (modified_in_p): Same.
12003 (volatile_insn_p): Same.
12004 (volatile_refs_p): Same.
12005 (side_effects_p): Same.
12006 (may_trap_p): Same.
12007 (inequality_comparisons_p): Same.
12008 (replace_regs): Same.
12009 (computed_jump_p_1): Same.
12011 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
12013 (inner_mode_array): New.
12014 (copy_rtx): Handle vectors.
12015 (copy_most_rtx): Same.
12016 (rtx_equal_p): Same.
12017 (get_mode_alignment): Adjust for vectors.
12019 * resource.c (mark_referenced_resources): Handle vectors.
12020 (mark_set_resources): Same.
12022 * reload1.c (eliminate_regs): Handle vectors.
12023 (elimination_effects): Same.
12024 (scan_paradoxical_subregs): Same.
12026 * reload.c (subst_reg_equivs): Handle vectors.
12028 * regrename.c (scan_rtx): Handle vectors.
12030 * regclass.c (reg_scan_mark_refs): Handle vectors.
12032 * recog.c (find_single_use_1): Handle vectors.
12034 * local-alloc.c (equiv_init_varies_p): Handle vectors.
12035 (contains_replace_regs): Same.
12036 (memref_referenced_p): Same.
12038 * integrate.c (copy_rtx_and_substitute): Handle vectors.
12039 (subst_constants): Same.
12041 * genattrtab.c (attr_copy_rtx): Handle vectors.
12042 (encode_units_mask): Same.
12043 (clear_struct_flag): Same.
12044 (count_sub_rtxs): Same.
12046 * gcse.c (want_to_gcse_p): Handle vectors.
12047 (oprs_unchanged_p): Same.
12048 (hash_expr_1): Same.
12049 (oprs_not_set_p): Same.
12050 (expr_killed_p): Same.
12051 (compute_transp): Same.
12052 (store_ops_ok): Same.
12054 * function.c (purge_addressof_1): Do not allow paradoxical subregs
12056 (fixup_var_refs_1): Same.
12057 (instantiate_virtual_regs_1): Same.
12059 * fold-const.c (operand_equal_p): Handle vectors.
12061 (rtl_expr_nonnegative_p): Same.
12063 * flow.c (mark_used_regs): Handle vectors.
12065 * df.c (df_uses_record): Handle vectors.
12067 * cselib.c (cselib_subst_to_values): Handle vectors.
12068 (cselib_mem_conflict_p): Same.
12071 * cse.c (canon_reg): Handle vectors.
12073 (cse_process_notes): Same.
12074 (count_reg_usage): Same.
12075 (canon_hash): Same.
12077 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
12079 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
12081 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
12082 (gen_rtx): Handle CONST_VECTOR.
12083 (gen_const_vector_0): New.
12084 (copy_rtx_if_shared): CONST_VECTORs can be shared.
12085 (reset_used_flags): Same.
12086 (copy_insn_1): Same.
12087 (initializer_constant_valid_p): Handle VECTOR_CST.
12089 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
12091 * doc/rtl.texi (Constants): Document const_vector.
12092 (CONST0_RTX): Update for vectors.
12093 (RTL sharing): Same.
12095 * print-tree.c (print_node): Add case for VECTOR_CST.
12097 * tree.h (TREE_VECTOR_CST_ELTS): New.
12098 (struct tree_vector): New.
12099 (union tree_node): Add vector node.
12100 (build_vector): Add prototype.
12102 * tree.def (VECTOR_CST): New.
12104 * tree.c (build_vector): New.
12106 * expmed.c (make_tree): Handle CONST_VECTOR.
12108 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
12109 (CONST_VECTOR_ELT): New.
12110 (CONST_VECTOR_NUNITS): New.
12112 * machmode.h (GET_MODE_INNER): New.
12113 (DEF_MACHMODE): Accept 8th arg.
12115 * machmode.def: Add 8th argument for vector inner mode.
12116 Add inner vector modes for vectors.
12118 * rtl.def (VEC_CONST): Remove.
12119 (CONST_VECTOR): New.
12121 * expr.c (clear_storage): Allow vectors.
12122 (is_zeros_p): Handle VECTOR_CST.
12124 * varasm.c (output_constant_pool): Handle vectors.
12125 (rtx_const): Add veclo and vechi fields.
12126 (kind): Add RTX_VECTOR.
12127 (decode_rtx_const): Add case for vector.
12129 * config/rs6000/rs6000-protos.h: Add zero_constant.
12131 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
12132 constants. Force easy vector constants into memory.
12133 (easy_vector_constant): New.
12134 (emit_easy_vector_constant): New.
12135 (rs6000_legitimize_reload_address): Do not generate bad reloads on
12138 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
12140 ("altivec_lvxl"): Same.
12141 (altivec_lvebx): Same.
12142 (altivec_lvehx): Same.
12143 (altivec_lvewx): Same.
12144 ("*movv4si_const0"): New.
12145 ("*movv4sf_const0"): New.
12146 ("*movv8hi_const0"): New.
12147 ("*movv16qi_const0"): New.
12149 2002-02-18 Kazu Hirata <kazu@hxi.com>
12151 * config/h8300/h8300.c (notice_update_cc): Use
12154 2002-02-18 Kazu Hirata <kazu@hxi.com>
12156 * config/h8300/h8300.md (divmod patterns): Change the
12157 constraints for operands[1] to register_operand.
12159 2002-02-18 Kazu Hirata <kazu@hxi.com>
12161 * config/h8300/h8300-protos.h: Remove the prototype for
12163 * config/h8300/h8300.c (p_operand): Remove.
12164 * config/h8300/h8300.md: Replace p_operand with
12167 2002-02-18 Philip Blundell <pb@nexus.co.uk>
12169 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
12171 (output_return_instruction): Allow use of LDR to unstack
12172 return addresss even for interrupt handlers or when
12173 interworking. If compiling for ARMv5, use interworking-safe
12174 return instructions by default. Remove duplicated code and
12175 lengthy "strcat" sequences.
12177 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12179 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
12180 (LINK_EH_SPEC): Define.
12181 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
12183 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12185 * config/s390/s390.c (s390_emit_prologue): Do not set the
12186 frame_related flag for call-clobbered registers.
12188 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
12190 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
12191 (construct_container): Fix handling of SSE operands.
12192 (ix86_expand_builtin): Fix handling of 64bit pointers.
12193 (mmx_maskmovq_rex): New pattern.
12195 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
12197 * regrename.c (kill_set_value): Handle subregs properly.
12199 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
12201 * objc/objc-act.c (handle_impent): Remove leading '*'
12202 from objc_class_name.
12204 2002-02-17 Richard Henderson <rth@redhat.com>
12206 * config/alpha/alpha.c (some_small_symbolic_operand,
12207 some_small_symbolic_operand_1, split_small_symbolic_operand,
12208 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
12209 Handle small SYMBOL_REFs anywhere, not just inside memories.
12210 * config/alpha/alpha-protos.h: Update.
12211 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12212 * config/alpha/alpha.md (small symbolic operand splitter): Update.
12214 2002-02-17 Roland McGrath <roland@frob.com>
12216 * config.gcc (powerpc-*-gnu-gnualtivec*,
12217 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
12218 * config/rs6000/gnu.h: New file.
12219 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
12220 Grok "gnu" in rs6000_abi_name.
12221 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
12222 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
12223 Grok -mcall-gnu analogous to -mcall-linux et al.
12224 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12225 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
12226 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
12228 2002-02-17 Jakub Jelinek <jakub@redhat.com>
12231 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
12234 2002-02-17 Philipp Thomas <pthomas@suse.de>
12236 * config/cris/cris.h: Undefine STARTFILE_SPEC and
12237 ENDFILE_SPEC before (re)defining them.
12239 2002-02-17 Kazu Hirata <kazu@hxi.com>
12241 * config/h8300/h8300.c: Fix formatting.
12242 * config/h8300/h8300.h: Likewise.
12244 2002-02-17 Philipp Thomas <pthomas@suse.de>
12246 * doc/tm.texi: Explain why empty strings should not be
12247 marked for translation.
12249 2002-02-17 Philipp Thomas <pthomas@suse.de>
12251 * final.c (output_operand_lossage): Changed to accept
12252 printf style arguments. Change calls where necessary.
12253 * output.h (output_operand_lossage): Change declaration
12254 accordingly. Update copyright.
12255 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
12256 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
12257 Update copyright date where necessary.
12259 * config/i386/i386.c (print_operand): Likewise. Remove use of
12262 * config/cris/cris.c (cris_operand_lossage): Likewise.
12263 Rename parameter so that exgettext recognizes it as
12264 translatable message.
12265 (LOSE_AND_RETURN): Rename parameter to msgid.
12267 2002-02-17 Kazu Hirata <kazu@hxi.com>
12269 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
12270 hard coded register number with an appropriate macro.
12271 (HARD_REGNO_MODE_OK): Likewise.
12272 (ARG_POINTER_REGNUM): Likewise.
12273 (STATIC_CHAIN_REGNUM): Likewise.
12274 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
12275 * config/h8300/h8300.md (define_constants): Define more
12278 2002-02-17 Philipp Thomas <pthomas@suse.de>
12280 * config/i386/i386.h: Don't mark empty strings for translation.
12282 2002-02-16 H.J. Lu <hjl@gnu.org>
12284 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
12286 2002-02-16 Zack Weinberg <zack@codesourcery.com>
12288 * cppinit.c (merge_include_chains): Check for brack being
12289 NULL before attempting to merge it with qtail.
12291 2002-02-16 Andrew Cagney <ac131313@redhat.com>
12293 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
12296 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12298 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
12300 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12302 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
12303 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
12304 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
12306 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12308 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
12309 now only if !TARGET_FIX.
12310 (*movsi_nt_vms_fix): New pattern.
12312 2002-02-16 Douglas B Rupp <rupp@gnat.com>
12314 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
12315 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
12316 (alpha_sa_mask, alpha_sa_size): Reflect above change.
12317 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
12318 (alpha_start_function, alpha_expand_epilogue): Likewise.
12319 (unicosmk_gen_dsib): Likewise.
12321 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12323 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
12325 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
12327 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
12328 check_and_change_labels, s390_final_chunkify): Delete.
12329 (s390_split_branches, s390_chunkify_pool): New functions.
12330 (s390_function_prologue): Call them.
12332 * config/s390/s390.h (S390_REL_MAX): Delete.
12333 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
12335 * config/s390/s390.md (cjump, icjump, jump): Fix length
12336 attribute calculation.
12339 2002-02-15 David Edelsohn <edelsohn@gnu.org>
12341 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
12342 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
12344 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12346 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
12347 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
12348 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
12350 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12352 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
12354 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12356 * reload.c (find_dummy_reload): Check that an output register
12357 is valid for its mode.
12359 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
12361 * combine.c (known_cond): After replacing the REG of a SUBREG, try
12364 * function.c (assign_parms): Demote promoted argument passed by
12365 transparent reference.
12367 2001-02-14 Joel Sherrill <joel@OARcorp.com>
12369 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
12370 -Acpu() and -Amachine() to eliminate warnings.
12372 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12374 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
12376 2002-02-14 Kazu Hirata <kazu@hxi.com>
12378 * config/h8300/h8300-protos.h: Update the prototype for
12380 * config/h8300/h8300.c (const_costs): Treat SET as a little
12381 more expensive operation.
12382 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
12383 reference to const_costs.
12385 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
12387 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
12389 2002-02-14 Jakub Jelinek <jakub@redhat.com>
12392 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
12393 use arguments from newtype.
12395 2002-02-13 Eric Christopher <echristo@redhat.com>
12397 * config/mips/mips.c (override_options): Add check for march/mipsX
12398 on the same command line. Fix error message in cpu processing.
12399 Remove architecture and ISA checks.
12401 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12403 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
12405 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
12407 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12409 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
12411 ("*movv8hi_internal1"): Same.
12412 ("*movv16qi_internal1"): Same.
12413 ("*movv4sf_internal1"): Same.
12415 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
12416 not push_reload for altivec modes.
12418 2002-02-13 Joel Sherrill <joel@OARcorp.com>
12420 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
12421 all RTEMS targets including removal of #includes from config/*/rtems*.h
12422 file and adding them to tm_file setting. Added xm_defines=POSIX to
12424 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
12425 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
12426 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
12427 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
12428 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
12429 config/m68k/rtemself.h: Ditto.
12430 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
12431 config/mips/rtems64.h: Ditto.
12432 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
12433 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
12435 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
12436 config/sparc/rtemself.h: Ditto.
12437 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
12438 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
12439 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
12441 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
12442 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
12443 target made more similar to i386-elf.
12444 * config/i386/t-rtems-i386: Added soft float support and multilibs.
12445 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
12446 be similar to config/m68k/t-m68kelf.
12447 * gthr-rtems.h: Encapsulate with extern "C" for C++.
12449 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
12451 * regmove.c (kill_value): Handle subregs.
12453 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
12455 * i386.md (mul patterns): Allow memory operand to be first;
12456 add expanders where needed; fix constraints.
12457 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
12458 Allow memory operand to be the first.
12460 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
12463 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12466 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
12469 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12471 PR optimization/5547:
12472 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
12473 all valid IA-32 address modes involving non-scaled %ebx and
12474 GOT/GOTOFF as displacement.
12476 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
12478 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
12479 after emitting ltorg insns.
12481 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
12482 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
12483 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
12484 *abssf2): Fix "op_type" attribute.
12486 2002-02-13 Douglas B Rupp <rupp@gnat.com>
12488 * mkconfig.sh: Avoid using a subshell redirect.
12489 ($output.T): Change to $(output)T.
12490 (ENABLE_NLS): Remove unneeded undef.
12492 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
12493 * config/alpha/x-vms (libsubdir): Define.
12495 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
12496 register frame procedures. Optimize retrieving context.
12498 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
12499 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
12500 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
12502 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12504 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
12505 Make same change as for find_base_value.
12507 2002-02-13 Kazu Hirata <kazu@hxi.com>
12509 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
12510 of QImode and SImode.
12512 2002-02-13 Kazu Hirata <kazu@hxi.com>
12514 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
12515 length computation of movsi.
12516 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
12518 2002-02-13 Kazu Hirata <kazu@hxi.com>
12520 * config/h8300/h8300.md (subqi3): Tighten the predicate for
12521 operands[2] to register_operand.
12523 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
12525 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
12527 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
12529 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
12530 for altivec_lvx* and altivec_stvx*.
12531 ("*movv4si_internal"): Add constraint for loading from GPRs.
12532 ("*movv8hi_internal1"): Same.
12533 ("*movv16qi_internal1"): Same.
12534 ("*movv4sf_internal1"): Same.
12536 * config/rs6000/rs6000.c (altivec_register_operand): New.
12538 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12539 altivec_register_operand.
12541 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
12543 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
12546 2002-02-13 Stan Shebs <shebs@apple.com>
12548 * c-typeck.c (digest_init): Handle vectors.
12549 (really_start_incremental_init): Same.
12550 (pop_init_level): Same.
12551 (process_init_element): Same.
12553 * varasm.c (output_constant): Same.
12555 * expr.c (clear_storage): Same.
12556 (store_constructor): Same.
12558 2002-02-12 Eric Christopher <echristo@redhat.com>
12560 * explow.c (hard_function_value): Add comment explaining
12561 signed/unsigned comparison.
12563 2002-02-12 Jakub Jelinek <jakub@redhat.com>
12565 * jump.c (never_reached_warning): Add finish argument.
12566 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
12567 real insn after end.
12568 * rtl.h (never_reached_warning): Adjust prototype.
12569 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
12570 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
12571 never_reached_warning.
12573 2002-02-12 Graham Stott <grahams@redhat.com>
12575 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
12577 2002-02-12 Kazu Hirata <kazu@hxi.com>
12579 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12580 logical shifts on H8/300.
12581 (shift_alg_si): Improve several shifts on H8/300.
12582 (get_shift_alg): Likewise.
12584 2002-02-12 Graham Stott <grahams@redhat.com>
12586 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12588 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12590 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12591 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12593 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12595 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12596 non-CONST_INT through default_assemble_integer.
12597 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12598 <case 8>: Abort for CONST_DOUBLE.
12600 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12602 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12604 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12605 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12607 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12609 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12611 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12613 * regrename.c (regrename_optimize): Don't accept a
12614 part-clobbered register if the replaced register is not part
12617 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12618 take padding into account when computing the argument value.
12620 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12622 * combine.c (try_combine): Apply substitutions in
12623 CALL_INSN_FUNCTION_USAGE too.
12625 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12627 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12628 __builtin_altivec_abs*.
12631 * config/rs6000/rs6000.h (rs6000_builtins): Add
12632 ALTIVEC_BUILTIN_ABS*.
12634 * config/rs6000/altivec.h: Use const char for builtins expecting
12636 (vec_abs): New versions for C and C++.
12639 2002-02-10 Kazu Hirata <kazu@hxi.com>
12641 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12644 2002-02-10 Kazu Hirata <kazu@hxi.com>
12646 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12647 constant definition from h8300.md.
12648 (FRAME_POINTER_REGNUM): Likewise.
12649 * config/h8300/h8300.md (define_constants): Add FP_REG.
12651 2002-02-10 Kazu Hirata <kazu@hxi.com>
12653 * config/h8300/h8300.c (print_operand): Remove redundant code.
12655 2002-02-10 Kazu Hirata <kazu@hxi.com>
12657 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12658 * config/h8300/h8300.c (byte_reg): Make it static.
12660 2002-02-10 Richard Henderson <rth@redhat.com>
12663 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12665 2002-02-10 Richard Henderson <rth@redhat.com>
12668 * tree.c (append_random_chars): Don't abort if main_input_filename
12671 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12673 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12675 2002-02-10 Kazu Hirata <kazu@hxi.com>
12677 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12678 (pushhi1): Likewise.
12680 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12682 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12683 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12685 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12687 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12689 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12691 2002-02-09 Kazu Hirata <kazu@hxi.com>
12693 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12694 a half of an SImode register on H8/300.
12696 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12698 * i386.md (movdi_2): Add missing '!'.
12700 2002-02-09 Kazu Hirata <kazu@hxi.com>
12702 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12705 2002-02-09 Kazu Hirata <kazu@hxi.com>
12707 * config/h8300/h8300.md (length): Correct the distance valid
12708 for the short branch.
12710 2002-02-09 Kazu Hirata <kazu@hxi.com>
12712 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12714 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12716 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12717 registers in SImode.
12718 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12721 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12724 Contribute sh64-elf.
12725 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12726 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12727 (sh_cannot_modify_jumps_p): New function.
12728 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12729 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12730 (sh_ms_bitfield_layout_p): New function.
12731 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12732 Zack Weinberg <zack@codesourcery.com>
12733 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12734 expand_simple_binop instead of expand_binop.
12735 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12736 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12737 use of .quad and .uaquad.
12738 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12739 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12740 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12741 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12742 movdi_const_16bit): Make sure all CONSTs have modes.
12743 (sym2PIC): Ditto, but by adjusting all callers.
12744 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12745 if the prologue calls the SHmedia argument decoder or register
12747 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12748 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12749 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12750 (sh_expand_epilogue): Don't emit USE of return target register.
12751 (prepare_move_operands): Legitimize DImode PIC addresses.
12752 (sh_media_register_for_return): Skip tr0, used to initialize the
12754 (sh_expand_prologue): Remove explicit USE of return register.
12755 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12756 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12757 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12758 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12759 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12760 EXTRA_CONSTRAINT_T.
12761 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12762 (MOVI_SHORI_BASE_OPERAND_P): New.
12763 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12764 (EXTRA_CONSTRAINT_T): Define in terms of them.
12765 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12766 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12767 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12768 alternatives supporting TARGET_REGS.
12769 (UNSPEC_GOTPLT): New constant.
12770 (movdi split): Move incrementing of LABEL_NUSES...
12771 (movdi_const, movdi_const_32bit): Here. Use
12772 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12773 (movdi_const_16bit): New.
12774 (call, call_value) [flag_pic]: Use GOTPLT.
12775 (call_pop, call_value_pop): New expands.
12776 (call_pop_compact, call_pop_rettramp): New insns.
12777 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12778 (sibcall) [flag_pic]: Use GOT.
12779 (builtint_setjmp_receiver): Remove bogus, unused expand.
12780 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12781 (*pt, *ptb, ptrel): New insns.
12782 (sym2GOT): Handle DImode GOT.
12783 (sym2GOTPLT, symGOTPLT2reg): New expands.
12784 (sym2PIC): New expand.
12785 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12786 (shcompact_return_tramp_i): Use return register explicitly.
12787 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12788 disable flag_reorder_blocks.
12789 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12790 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12791 clobbers, for clarity.
12792 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12793 restoring of r0 in macl as MAYBE_DEAD.
12794 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12795 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12796 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12797 alter_subreg all over.
12798 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12799 reload, instead of emitting instructions that would require
12801 (casesi_load_media): Add missing modes.
12802 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12803 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12804 as used if the argument decoder is called.
12805 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12806 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12807 Pmode, then extend it to DImode if necessary.
12808 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12809 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12810 constants in FPU-enabled SHmedia, let them be loaded from memory.
12811 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12812 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12813 Adjust whitespace in assembly output templates.
12814 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12815 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12816 mode of if_then_else.
12817 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12818 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12820 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12821 Joern Rennecke <amylaar@redhat.com>
12822 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12823 (SUBTARGET_CPP_PTR_SPEC): New.
12824 (SUBTARGET_CPP_SPEC): Remove.
12825 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12826 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12827 Fix typo in previous checkin.
12828 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12829 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12830 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12831 Alexandre Oliva <aoliva@redhat.com>
12832 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12833 what single FP register can hold for SHmedia target.
12834 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12835 Alexandre Oliva <aoliva@redhat.com>
12836 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12837 Do not split into SUBREG.
12838 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12839 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
12840 and added new functions as specified in SH5 ABI r9.
12841 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
12842 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
12844 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
12845 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
12846 gen_consttable_4 and gen_consttable_8. Emit multiple labels
12847 and consttable_window_ends.
12848 2001-06-03 Graham Stott <grahams@redhat,com>
12849 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
12850 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
12851 * config/sh/sh.c (print_operand): Handle floating-point pair,
12852 vector and matrix registers.
12853 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
12854 vector modes into account.
12855 * config/sh/sh.md (movv2sf): Split move between registers into
12857 (movv4sf, movv16sf): Introduce insns that get split only after
12859 * config/sh/shmedia.h: Fix Copyright dates.
12860 * config/sh/ushmedia.h: Likewise. Move loop counter
12861 declarations into conditionals that uses them.
12862 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
12864 * config/sh/sshmedia.h: Fix Copyright dates.
12865 (sh_media_PUTCFG): Fix constraints.
12866 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
12867 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
12868 ptrmemfunc_vbit_in_delta for SH5.
12869 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
12870 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
12871 * invoke.texi: Likewise.
12872 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
12873 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
12874 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
12875 GCC_pop_shmedia_regs_nofpu): New global symbols.
12876 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
12877 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
12878 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
12879 compact function with nonlocal labels.
12880 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
12881 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
12882 (initial_elimination_offset): Account for their stack space.
12883 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
12884 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
12885 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
12886 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
12887 least one of the operands to be a register.
12888 (movv2sf): Likewise. Renamed to movv2sf_i.
12889 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
12890 prepare_move_operands() before emitting SHmedia insns.
12891 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
12892 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
12893 Don't save nor initialize r12. Don't mis-align the stack.
12894 Pad the code with a nop.
12895 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
12897 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
12898 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
12899 [__SHMEDIA__]: Implement.
12900 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
12901 * config/sh/sh.md: Set latency of `pt' closer to reality.
12902 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
12903 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
12904 Set move, load and store type attributes.
12905 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
12906 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
12908 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
12909 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
12910 * config/sh/sh.c (sh_media_register_for_return): New function.
12911 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
12912 branch-target register.
12913 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
12914 * config/sh/sh.md (return_media_i): Use any call-clobbered
12915 branch-target register.
12916 (return_media): If r18 wasn't copied in the prologue, copy it
12918 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
12919 Clear class FP0_REGS.
12920 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
12922 2001-03-08 DJ Delorie <dj@redhat.com>
12923 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
12924 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
12925 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
12926 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
12927 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
12928 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
12929 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
12930 return value correctly for call_cookie.
12931 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
12932 * config/sh/crt1.asm (start): Modified so as to call
12933 ___setup_argv_and_call_main.
12934 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
12935 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
12937 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
12938 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
12939 (STRIP_NAME_ENCODING): Use it.
12940 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
12941 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12942 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
12943 prepare_scc_operands().
12944 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
12945 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
12946 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
12947 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
12948 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12949 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
12950 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
12951 used in shcompact_incoming_args.
12952 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
12954 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
12956 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
12957 Adjust accordingly.
12958 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12959 Simplify. Adjust. Add sanity check.
12960 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
12962 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
12964 (udivsi3, divsi3): Use them.
12965 (force_mode_for_call): New insn.
12966 (call, call_value, sibcall_value): Emit it before SHcompact
12968 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12969 * config/sh/sh.md (call, call_value, sibcall): Make sure the
12970 call cookie is non-NULL before taking its value.
12971 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
12972 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
12973 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12974 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
12976 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
12977 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
12978 temporary for stack adjusts. Use MACL and MACH to pass
12979 arguments to shcompact_incoming_args.
12980 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
12982 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
12983 (nested_trampoline): Load static chain address into r1.
12984 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
12985 2001-01-07 Alexandre Oliva <aoliva@redhat.com
12986 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
12987 fp_arith_reg_operand().
12988 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
12989 * config/sh/sh.md (casesi): Sign-extend the first two operands,
12990 and use signed compares for them.
12991 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
12992 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
12993 ones properly aligned.
12994 (find_barrier): Account for extra alignment needed for 8-byte wide
12996 (machine_dependent_reorg): Require a label for the second 4-byte
12997 constant after an 8-byte one.
12998 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
13000 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13001 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
13002 last_float when switching float modes.
13003 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
13004 auto-increment for general-purpose registers.
13005 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
13007 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
13009 * config/sh/sh.c (sh_builtin_saveregs): Support using all
13010 registers for varargs.
13011 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13012 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
13013 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
13014 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
13015 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
13016 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
13017 call_cookie accordingly.
13018 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
13019 (SHCOMPACT_BYREF): Likewise.
13020 (SHCOMPACT_FORCE_ON_STACK): New macro.
13021 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
13022 (sh_builtin_saveregs): Likewise.
13023 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13024 shcompact_incoming_args): Use new shift values. Support
13025 sequences of consecutive and non-consecutive pushes/pops.
13026 * config/sh/sh.md (return): Don't explicitly use PR_REG.
13027 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
13028 * config/sh/sh.h (TEXT_SECTION): Define.
13029 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
13030 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13031 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
13032 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
13033 return values on FPU-enabled SHmedia.
13034 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
13035 FPU-enabled SHmedia.
13036 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
13037 value is returned in a non-FP reg and is not returned by
13039 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
13041 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
13042 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
13043 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
13044 quad-aligned to be passed by callee-copy reference.
13045 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13046 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
13047 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
13048 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
13049 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
13050 copying low-numbered FP regs to r7 and r8.
13051 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
13052 FP regs to general-purpose regs only if the copy was passed on the
13054 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
13055 copying FP reg to r9.
13056 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
13057 copy FP regs to general-purpose regs only in outgoing calls.
13058 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
13059 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
13061 * config/sh/sh.h (struct sh_args): Document all fields.
13062 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
13063 passed partially on the stack should not consider making
13065 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
13066 stack_regs only for incoming calls. When passing FP args,
13067 make sure there are FP regs available before modifying
13069 (SHCOMPACT_BYREF): Pass double args in general-purpose
13070 registers by reference.
13071 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
13072 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
13073 attempt to generate sibcalls if the caller got any arguments
13075 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
13076 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
13077 to 8-byte boundaries.
13078 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
13079 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
13080 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
13081 stored in the stack.
13082 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
13083 for the offsets to have the ISA bit set.
13084 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
13085 invocation. Use beq instead of bgt to mark end of sequence of
13087 (shcompact_incoming_args): Fix store of r2. Use beq instead of
13088 bgt to mark end of sequence of stores.
13089 * config/sh/sh.c (arith_operand): Don't check whether
13090 CONST_OK_FOR_J for now.
13091 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
13092 instead of long for conversion.
13093 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
13094 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
13095 before passing it to fprintf.
13096 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
13097 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
13098 Call set_fpscr before reading/writing SR.
13099 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
13101 * config/sh/lib1funcs.asm: Add `.align 2' directives before
13103 (FMOVD_WORKS): Define on SH5 with FPU.
13104 (set_fpscr): Define on SH5. Remove separate _fpscr_values
13106 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
13108 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
13109 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
13111 (ia_main_table): Ditto.
13112 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
13113 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
13114 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
13115 the definitions from sh.h.
13116 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
13118 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
13119 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
13120 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13121 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
13122 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
13123 Increment LABEL_NUSES.
13125 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
13127 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
13129 * config/sh/elf.h (SIZE_TYPE): Likewise.
13130 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13131 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13132 shcompact_incoming_args): Load switch table addresses using
13134 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13135 (NO_BUILTIN_SIZE_TYPE): Define.
13136 (SIZE_TYPE): Don't define.
13137 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13138 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
13139 definition of __SH5__=32 for -m5-compact-nofpu.
13140 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
13142 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
13143 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
13144 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
13145 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
13146 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
13147 (INSN_LENGTH_ALIGNMENT): Likewise.
13148 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13149 * config/sh/sh.md (call, call_value, sibcall): Simplify
13150 copying of non-branch-target register.
13151 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13152 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
13153 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
13154 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13155 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
13156 floating-point values as structs.
13157 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
13158 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
13159 general-purpose register.
13160 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
13161 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13162 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
13163 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
13164 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
13165 (ENCODE_SECTION_INFO): Enclose variables and constants in
13167 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
13168 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
13169 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
13170 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
13171 only for LABEL_REFs. For SYMBOL_REFs, prepend
13172 SH_DATALABEL_ENCODING to the symbol name.
13173 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
13175 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13176 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
13178 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
13179 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
13180 (DATALABEL_REF_P): Don't require CONST.
13181 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
13183 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
13184 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
13186 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13187 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
13188 Use shallow_copy_rtx and PUT_MODE to change the mode of
13189 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
13190 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
13191 on SHmedia using GENERAL_REGs.
13192 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13193 bltu_media_i): Fix reversion of conditions.
13194 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13195 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
13196 * config/sh/sh.c (output_far_jump): Save r13 in macl.
13197 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
13198 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
13199 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
13200 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
13201 (GCC_nested_trampoline): Likewise.
13202 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
13203 * config/sh/sh.c (gen_datalabel_ref): Define.
13204 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
13205 (INITIALIZE_TRAMPOLINE): Likewise.
13206 (TRAMPOLINE_ADJUST_ADDRESS): Define.
13207 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
13208 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
13209 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
13210 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
13211 (ic_invalidate): Adjust for SH5.
13212 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
13213 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
13214 _nested_trampoline.
13215 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
13216 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
13217 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
13218 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13219 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
13220 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
13221 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13222 * config/sh/sh.c (target_reg_operand): Match only target-branch
13223 registers and pseudos that aren't virtual registers.
13224 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13225 Copy operands that don't match target_reg_operand to pseudos.
13226 (call_media, call_value_media, sibcall_media): Use
13227 target_reg_operand instead of target_operand.
13228 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
13229 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
13230 * config/sh/sh.c (target_reg_operand): Match hardware registers
13231 other than branch-target registers.
13232 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
13233 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
13234 (fpscr_values) [SH5 == 32]: Define.
13235 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
13236 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13237 Handle function addresses coming in SUBREGs.
13238 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
13239 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13240 shcompact_return_trampoline): Use datalabel where appropriate.
13241 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
13242 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
13243 general-purpose register to copy one branch-target register to
13245 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13246 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
13247 SYMBOL_REFs with VOIDmode.
13248 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13249 bltu_media_i): New insns.
13250 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13251 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
13252 (INIT_CUMULATIVE_ARGS): Likewise.
13253 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
13254 * machmode.def (V16SFmode): New mode.
13255 * c-common.c (type_for_mode): Support V2SF and V16SF.
13256 * tree.c (build_common_tree_nodes_2): Likewise.
13257 * tree.h (tree_index): Likewise.
13258 * calls.c (emit_call_1): Take args_so_far. Adjust all
13259 callers. Introduce CALL_POPS_ARGS.
13260 * tm.texi (CALL_POPS_ARGS): Document.
13261 * config/sh/crt1.asm: Implement in SHmedia mode.
13262 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
13263 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
13264 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
13265 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
13266 Implement divsi and udivsi in SHmedia mode. Introduce
13267 SHcompact trampolines.
13268 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
13270 (regno_reg_class): Rewrite.
13271 (fp_reg_names): Remove.
13272 (sh_register_names, sh_additional_register_names): New.
13273 (print_operand): Added `u'. Support SUBREGs in addresses.
13274 Add parentheses around shifted CONSTs.
13275 (output_file_start): Output .mode and .abi directives.
13276 (shiftcosts, addsubcosts, multcosts): Adjust.
13277 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
13278 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
13279 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
13280 bytes, not registers. Take into account the need for the
13281 SHcompact incoming args trampoline. Adjust all callers.
13282 (sh_expand_prologue): Take stack_regs into account. Call
13283 incoming args trampoline. Keep stack aligned as per SH5 ABI.
13284 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
13285 stack aligned as per SH5 ABI.
13286 (sh_builtin_saveregs): Support SH5 ABI.
13287 (sh_build_va_list, sh_va_start): Likewise.
13288 (initial_elimination_offset): Take alignment into account.
13289 Compute location of PR according to the SH5 stack frame.
13290 (arith_reg_operand): Reject branch-target registers.
13291 (shmedia_6bit_operand): New.
13292 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
13293 (target_reg_operand): Match DImode only. Accept SUBREGs.
13294 (target_operand): New.
13295 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
13296 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
13297 SIBCALL_REGS for SHmedia.
13298 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
13299 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
13300 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
13301 (TARGET_SWITCHES): New SH5 flags.
13302 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
13303 VALID_REGISTER_P to disable unsupported registers.
13304 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
13305 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
13306 (FUNCTION_ARG_PADDING): Define.
13307 (FASTEST_ALIGNMENT): Adjust.
13308 (SH_REGISTER_NAMES_INITIALIZER): New.
13309 (sh_register_names): Declare.
13310 (DEBUG_REGISTER_NAMES): Define.
13311 (REGISTER_NAMES): Define based on sh_register_names.
13312 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
13313 (sh_additional_register_names): Declare.
13314 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
13315 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
13316 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
13317 (REGISTER_NATURAL_MODE): Define.
13318 (FIRST_PSEUDO_REGISTER): Adjust.
13319 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
13320 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
13321 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
13322 (VECTOR_MODE_SUPPORTED_P): Define.
13323 (REG_CLASS_CONTENTS): Adjust.
13324 (SMALL_REGISTER_CLASSES): Adjust.
13325 (REG_ALLOC_ORDER): Adjust.
13326 (INDEX_REG_CLASS): Adjust.
13327 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
13328 (CONST_OK_FOR_LETTER_P): Adjust.
13329 (PREFERRED_RELOAD_CLASS): Adjust.
13330 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
13331 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
13332 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
13333 (FIRST_FP_PARM_REG): Adjust.
13334 (CALL_POPS_ARGS): Define.
13335 (FUNCTION_ARG_REGNO_P): Adjust.
13336 (struct sh_args): New fields.
13337 (GET_SH_ARG_CLASS): Adjust.
13338 (INIT_CUMULATIVE_ARGS): Adjust.
13339 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
13340 (FUNCTION_ARG_ADVANCE): Adjust.
13341 (FUNCTION_ARG): Adjust.
13342 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
13343 (FUNCTION_ARG_CALLEE_COPIES): Define.
13344 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
13345 (STRICT_ARGUMENT_NAMING): Define.
13346 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
13347 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
13348 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
13349 (SETUP_INCOMING_VARARGS): Adjust.
13350 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
13351 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
13352 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
13353 (SUBREG_OK_FOR_INDEX_P): Adjust.
13354 (EXTRA_CONSTRAINT_S): Update.
13355 (EXTRA_CONSTRAINT_T): New.
13356 (EXTRA_CONSTRAINT): Adjust.
13357 (GO_IF_LEGITIMATE_INDEX): Adjust.
13358 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
13359 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
13360 (MOVE_MAX): Adjust.
13361 (MAX_MOVE_MAX): Define.
13363 (CONST_COSTS): Adjust.
13364 (REGISTER_MOVE_COST): Adjust.
13365 (BRANCH_COST): Adjust.
13366 (TEXT_SECTION_ASM_OP): Adjust.
13367 (DBX_REGISTER_NUMBER): Adjust.
13368 (ASM_OUTPUT_DOUBLE_INT): New.
13369 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
13370 (PREDICATE_CODES): Adjust.
13371 (PROMOTE_MODE): Adjust.
13372 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
13373 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
13374 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
13375 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
13376 (DR0_REG, DR2_REG, DR4_REG): Renumber.
13377 (TR0_REG, TR1_REG, TR2_REG): New.
13378 (XD0_REG): Renumber.
13379 (UNSPEC_COMPACT_ARGS): New.
13380 (type): Added pt and ptabs.
13381 (length): Default to 4 on SHmedia. Default pt length to 12
13382 and 20 on SHmedia32 and SHmedia64, respectively.
13383 (pt): New function unit.
13384 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
13385 Add whitespace between operands of SHmedia instructions.
13387 (adddi3_media, addsi3_media): Adjust constraints.
13388 (subsi3) [SHmedia]: Force operand 1 into a register.
13389 (udivsi3_i1_media, udivsi3_i4_media): New.
13390 (udivsi3): Support SHmedia.
13391 (divsi3_i1_media, divsi3_i4_media): New.
13392 (divsi3): Support SHmedia.
13393 (anddi3, iordi3, xordi3): Adjust constraints.
13394 (zero_extendhidi2, zero_extendqidi2): New.
13395 (extendsidi2, extendhidi2, extendqidi2): New.
13396 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
13397 (pop_e, pop_fpul, pop_4): Likewise.
13398 (movsi_media): Support FP and BT registers.
13399 (movsi_media_nofpu): New. Adjust splits to DImode.
13400 (lduw, ldub): Renamed to zero_extend* above.
13401 (movqi_media): Fix typo.
13402 (movdi_media): Support FP and BT registers.
13403 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
13404 (movdi_const_32bit): New.
13405 (shori_media): Require immediate operand. Use `u' for output.
13406 (movdf_media, movsf_media): Simplified.
13407 (movdf_media_nofpu, movsf_media_nofpu): New.
13408 (movdf, movsf): Adjust
13409 (movv2sf, movv2sf, movv16sf): New.
13410 (beq_media, beq_media_i): Adjust constraints. Don't use
13411 scratch BT register.
13412 (bne_media, bne_media_i): Likewise.
13413 (bgt_media, bgt_media_i): Likewise.
13414 (bge_media, bge_media_i): Likewise.
13415 (bgtu_media, bgtu_media_i): Likewise.
13416 (bgeu_media, bgeu_media_i): Likewise.
13417 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
13418 bunordered): Emit jump insn. Force operands to registers when
13420 (jump_media, jump): Simplify.
13421 (call_compact, call_compact_rettramp): New.
13422 (call_value_compact, call_value_compact_rettramp): New.
13423 (call_media, call_value_media): Simplify.
13424 (sibcall_compact, sibcall_media): New.
13425 (call, call_value): Adjust for SHmedia and SHcompact.
13426 (sibcall, sibcall_value, untyped_call): Likewise.
13427 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
13428 (indirect_jump): Adjust for SHmedia.
13429 (casesi_jump_media): New.
13430 (nop): Re-enable for SHmedia.
13431 (call_site): Restrict to SH1.
13432 (casesi): Adjust for SHmedia.
13433 (casesi_shift_media, casesi_load_media): New.
13434 (return): Explicitly use PR register. Call return trampoline
13436 (return_i): Explicitly use PR register.
13437 (shcompact_return_tramp, shcompact_return_tramp_i): New.
13438 (return_media): Adjust.
13439 (shcompact_incoming_args): New.
13440 (epilogue): Adjust.
13441 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13442 (movstrsi): Disable on SH5.
13443 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
13444 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
13445 (subsf3, subsf3_media): Likewise.
13446 (mulsf3, mulsf3_media, mac_media): Likewise.
13447 (divsf3, divsf3_media): Likewise.
13448 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
13449 (floatsisf2, fux_truncsfsi2): Likewise.
13450 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
13452 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
13453 (cmpunsf_media, cmpsf): Likewise.
13454 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
13455 (abssf2, abssf2_media): Likewise.
13456 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
13457 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
13458 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
13459 (floatsidf2, fix_truncdfsi2): Likewise.
13460 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
13462 (cmpeqdf_media, cmpgtdf_media): Likewise.
13463 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
13464 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
13465 (absdf2, absdf2_media): Likewise.
13466 (extendsfdf2, extendsfdf2_media): Likewise.
13467 (truncsfdf2, truncsfdf2_media): Likewise.
13468 * config/sh/sh64.h: New file.
13469 * config/sh/t-sh64: New file.
13470 * config/sh/shmedia.h: New file.
13471 * config/sh/ushmedia.h: New file.
13472 * config/sh/sshmedia.h: New file.
13473 * configure.in: Added sh64-*-elf.
13474 * configure: Rebuilt.
13475 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
13476 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
13477 (reg_class_from_letter): Use `b' for TARGET_REGS.
13478 (print_operand): Support `%M', `%m', `AND' and
13479 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
13480 (andcosts): Adjust for SHmedia.
13481 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
13483 (target_reg_operand): New function.
13484 * config/sh/sh-protos.h (target_reg_operand): Declare.
13485 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
13486 FP registers on SH5.
13487 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
13489 (TARGET_REGISTER_P): New macro.
13490 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
13491 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
13492 (EXTRA_CONSTRAINT_S): New macro.
13493 (EXTRA_CONSTRAINT): Adjust.
13494 (FLOAT_TYPE_SIZE): Define to 32.
13495 (Pmode): DImode on SHmedia.
13496 (CONST_COSTS): Adjust for SHmedia literals.
13497 (PREDICATE_CODES): Added target_reg_operand.
13498 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
13499 * config/sh/sh.md: Remove all attrs from SHmedia insns.
13500 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
13501 (cmpdi): Accept SHmedia.
13502 (movdicc_false, movdicc_true): New insns.
13503 (movdicc): New expand.
13504 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
13506 (addsi3_media): Match `S' constraint.
13507 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
13508 (negdi2): Expand for SHmedia.
13509 (one_cmpldi2): New expand.
13510 (zero_extendsidi2): Change from expand to insn.
13511 (extendsidi2): Add constraints.
13512 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
13513 LD/ST address. Fix SI immediate loading split.
13514 (movhi_media, movqi_media, lduw, ldub): New insns.
13515 (movhi, movqi): Accept SHmedia.
13516 (shori_media, movdi_media): Relax input constraints. Split
13517 symbolic constants.
13518 (movdf_media, movsf_media): New insn. New split to movdi.
13519 (movdf, movsf): Match on SHmedia.
13520 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
13521 bgeu_media): New insns and splits. New insns with `_i' suffix.
13522 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
13523 (bunordered): New expand.
13524 (jump_compact): Renamed from `jump'.
13525 (jump_media): New insn.
13526 (jump): New expand.
13527 (call_media, call_value_media): New insns.
13528 (call, call_value): Adjust.
13529 (indirect_jump_compact): Renamed from `indirect_jump'.
13530 (indirect_jump_media): New insn.
13531 (indirect_jump): New expand.
13532 (untyped_call, return): Accept SHmedia.
13533 (return_media): New insn.
13534 (prologue, epilogue, blockage): Accept SHmedia.
13535 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13536 (sunordered): New expand.
13537 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
13538 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
13539 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
13540 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
13541 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
13542 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
13543 abssf2_media): New insns.
13544 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
13545 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
13546 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
13547 floatdidf2, floatsidf2_media, fix_truncdfdi2,
13548 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
13549 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
13550 absdf2_media): New insns.
13551 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
13552 (extendsfdf2_media, truncdfsf2_media): New insns.
13553 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
13554 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
13555 * config/sh/sh.h (CONST_OK_FOR_J): Document.
13556 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
13557 * config/sh/sh.md (adddi3): New expand.
13558 (adddi3_media, adddi3z_media): New insns.
13559 (adddi3_compact): Renamed from adddi3.
13560 (addsi3_media): Use add.l r63 to add constant zero.
13561 (subdi3): New expand.
13562 (subdi3_media): New insn.
13563 (subdi3_compact): Renamed from subdi3.
13564 (mulsidi3): New expand.
13565 (mulsidi3_media): New insn.
13566 (mulsidi3_compact): Renamed from mulsidi3.
13567 (umulsidi3): New expand.
13568 (umulsidi3_media): New insn.
13569 (umulsidi3_compact): Renamed from umulsidi3.
13570 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
13571 (ashlsi3, ashrsi3, lshrsi3): Use them.
13572 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
13573 (ashldi3, ashrdi3, lshrdi3): Use them.
13574 (zero_extendsidi2): New expand.
13575 (extendsidi2): New insn.
13576 (movsi_media): New insn. Split to movdi to load constants.
13577 (movsi): Enable for shmedia.
13578 (movdi_media): New insn. Use shori_media to load wide constants.
13579 (short_media): New insn.
13580 (movdi): Enable for shmedia.
13581 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13582 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13583 (SUBTARGET_CPP_SPEC): Added `!m5'.
13584 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13585 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13586 to all other SH variants.
13587 (TARGET_DEFAULT): Set to SH1_BIT.
13588 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13589 (BITS_PER_WORD): Raise to 64 on shmedia.
13590 (MAX_BITS_PER_WORD): Change to 64.
13591 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13592 (INT_TYPE_SIZE): Keep as 32.
13593 (UNITS_PER_WORD): Raise to 8 on shmedia.
13594 (MIN_UNITS_PER_WORD): Keep as 4.
13595 (POINTER_SIZE): Raise to 64 on shmedia.
13596 (CONST_OK_FOR_J): New macro.
13597 (CONST_OK_FOR_LETTER_P): Use it.
13598 (processor_type): Add PROCESSOR_SH5.
13599 * config/sh/sh.md: Conditionalize all expands, insns and
13600 splits to TARGET_SH1.
13602 (addsi3_compact): Renamed from...
13603 (addsi3): Now an expand.
13604 (addsi3_media, subsi3_media): New insns.
13605 (subsi3): Don't negate constants with SHmedia.
13607 * hooks.c: New file.
13608 * hooks.h: New file.
13609 * Makefile.in (HOOKS_H): New.
13610 (TARGET_DEF_H): Added $(HOOKS_H).
13611 (OBJS): Added hooks.o.
13612 (cfgcleanup.o, bb-reorder.o): Added target.h.
13613 (hooks.o): Added dependencies.
13614 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13615 (TARGET_INITIALIZER): this.
13616 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13617 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13618 * bb-reorder.c: Include target.h.
13619 (reorder_basic_blocks): Skip if cannot modify jumps.
13620 * cfgcleanup.c: Include target.h.
13621 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13623 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13625 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13626 Protect jump delay slot instructions with .set noreorder and
13629 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13631 * config/mips/mips.md (casesi_internal_di): Calculate
13632 the index into the target offset table correctly.
13634 2002-02-08 Richard Henderson <rth@redhat.com>
13636 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13637 * final.c (output_addr_const): Accept and discard SUBREG.
13638 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13639 mark them unknown instead.
13640 (simplify_subtraction): Handle RTX_UNKNOWN.
13641 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13643 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13645 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13647 2002-02-08 Richard Henderson <rth@redhat.com>
13649 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13651 2002-02-08 Andreas Jaeger <aj@suse.de>
13653 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13654 * config/i386/t-linux64: New file.
13656 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13658 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13659 * c-parse.in (compstmt): Clear last_expr_type.
13661 2002-02-07 Richard Henderson <rth@redhat.com>
13663 * loop.c (strength_reduce): Sink final_value when not
13666 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13668 * config/sparc/freebsd.h: Fix mismatched spec {.
13670 2002-02-07 Richard Henderson <rth@redhat.com>
13672 * cfgrtl.c: Include recog.h and insn-config.h.
13673 (keep_with_call_p): Fix general_operand invocation.
13674 * Makefile.in (cfgrtl.o): Update dependencies.
13676 2002-02-07 Kazu Hirata <kazu@hxi.com>
13678 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13679 comment. Accept HImode only if TARGET_H8300.
13681 2002-02-07 Eric Christopher <echristo@redhat.com>
13683 * config/mips/crtn.asm: Cleanup #ifdefs.
13685 2002-02-07 Eric Christopher <echristo@redhat.com>
13687 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13688 register 7 as RA instead of $31.
13689 * config/mips/crtn.asm: Ditto.
13690 * config/mips/mips.c (mips_move_2words): Add case for
13691 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13692 (compute_frame_size): Fix typo.
13693 (save_restore_insns): Ditto. Make documentation about using
13694 register $7 as return register more precise.
13695 (mips_expand_epilogue): Fix comment. Add code to work around not
13696 being able to add to the stack pointer directly.
13697 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13698 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13701 2002-02-07 Tom Rix <trix@redhat.com>
13703 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13704 immediates in ldu and stdu DS opcode field.
13705 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13706 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13707 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13709 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13711 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13712 offset for stack bias.
13714 2002-02-07 H.J. Lu <hjl@gnu.org>
13716 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13718 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13720 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13722 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13724 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13725 * i386.c (x86_order_regs_for_local_alloc): New global function.
13726 * i386.h (REG_ALLOC_ORDER): CLeanup.
13727 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13729 2002-02-07 Richard Henderson <rth@redhat.com>
13731 PR optimization/2463
13732 * alias.c (find_base_value): Recall base values for fixed hard regs.
13733 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13735 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13737 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13740 2002-02-06 Richard Henderson <rth@redhat.com>
13743 * stmt.c (resolve_operand_name_1): Take more care with mixed
13744 named and unnamed operands.
13746 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13747 Jan Hubicka <jh@suse.cz>
13749 * loop.c (remove_constant_addition): Avoid clobbering a shared
13752 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13754 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13755 * config/s390/t-linux64: New file.
13756 * config/s390/libgcc-glibc.ver: New file.
13758 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13760 * config/s390/linux64.h: Delete file.
13761 * config/s390/s390x.h: New file.
13762 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13763 as target header file.
13764 * config/s390/linux.h (TARGET_VERSION): Define depending on
13765 DEFAULT_TARGET_64BIT.
13766 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13767 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13768 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13769 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13770 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13771 (EXTRA_SPEC): New define.
13772 * config/s390/s390.h (TARGET_VERSION): Define depending on
13773 DEFAULT_TARGET_64BIT.
13774 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13776 2002-02-06 Jason Merrill <jason@redhat.com>
13778 * c-decl.c (finish_function): Warn about a non-void function with
13779 no return statement and no abnormal exit.
13780 (current_function_returns_abnormally): New variable.
13781 (start_function): Clear it.
13782 (struct c_language_function): Add returns_abnormally.
13783 (push_c_function_context): Save it.
13784 (pop_c_function_context): Restore it.
13785 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13786 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13787 an explicit return type.
13788 * c-tree.h: Declare current_function_returns_abnormally.
13789 (C_FUNCTION_IMPLICIT_INT): New macro.
13790 * c-typeck.c (build_function_call): Set it.
13791 (c_expand_return): Set current_function_returns_value even if the
13792 value is erroneous.
13794 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13797 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13798 unsafe for reevaluation.
13800 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13803 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13804 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13806 2002-02-06 Richard Henderson <rth@redhat.com>
13808 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13809 be a general_operand. Dest for function value must be a pseudo.
13811 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13813 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13814 as SYMBOL_REFs from the constant pool.
13816 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13818 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13819 passed by invisible reference.
13821 2002-02-05 Richard Henderson <rth@redhat.com>
13823 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13825 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13827 Implement using "base addresses" in insn operands as default.
13828 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13829 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13830 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13831 used to read the rtx value.
13832 (mmix_target_asm_function_epilogue): Fix spacing.
13833 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13834 (mmix_legitimate_address): Ditto.
13835 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13836 should be loaded with a GETA insn. Don't allocate needless extra
13837 char for nul termination and fix misleading comment.
13838 (mmix_print_operand_address): Handle constants if
13839 TARGET_BASE_ADDRESSES.
13840 (mmix_output_register_setting): Use base addressing if
13841 TARGET_BASE_ADDRESSES and the number of insns is 3.
13842 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
13843 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
13844 to use R as constraint, add LDA to match s.
13845 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
13846 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
13847 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
13848 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
13849 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
13850 order with other fixed registers.
13851 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
13852 other parameter/call-clobbered registers.
13853 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
13854 -mbase-addresses, -mno-base-addresses.
13855 (MMIX Options): Ditto.
13857 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13859 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
13861 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
13863 * config/rs6000/altivec.h: Change elem to _S_elem.
13865 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13867 * config/netbsd.h (WCHAR_TYPE): Define.
13868 (WCHAR_TYPE_SIZE): Ditto.
13869 (WINT_TYPE): Ditto.
13870 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
13871 (WCHAR_UNSIGNED): Ditto.
13872 (WCHAR_TYPE_SIZE): Ditto.
13873 (WINT_TYPE): Ditto.
13874 * config/arm/netbsd.h: Likewise.
13875 * config/i386/netbsd-elf.h: Likewise.
13876 * config/i386/netbsd.h: Likewise.
13877 * config/m68k/netbsd-elf.h: Likewise.
13878 * config/m68k/netbsd.h: Likewise.
13879 * config/ns32k/netbsd.h: Likewise.
13880 * config/sparc/netbsd.h: Likewise.
13881 * config/vax/netbsd.: Likewise.
13883 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
13885 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
13886 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
13887 (TARGET_INITIALIZER): this.
13888 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
13889 (BITFIELD_NBYTES_LIMITED): Markup fix.
13890 * tree.h (default_ms_bitfield_layout_p): Declare.
13891 (record_layout_info): Added prev_field.
13892 * tree.c (default_ms_bitfield_layout_p): New fn.
13893 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
13894 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
13895 * stor-layout.c: Include target.h.
13896 (start_record_layout): Initialize prev_field.
13897 (place_field): Handle MS bit-field layout, and disregard
13898 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
13899 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
13900 * Makefile.in (stor-layout.o): Adjust dependencies.
13902 2002-02-05 Jason Merrill <jason@redhat.com>
13904 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
13906 2002-02-05 Andreas Jaeger <aj@suse.de>
13908 * crtstuff.c: Fix comments.
13910 2002-02-05 Richard Henderson <rth@redhat.com>
13913 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
13914 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
13917 * config/mips/mips.c (function_arg): Handle TImode.
13918 (function_arg_advance): Likewise.
13920 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13922 * config/rs6000/altivec.h (vec_step_help): Rename to
13925 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13927 * config/rs6000/altivec.h: Fix typos.
13929 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13931 * config/arm/netbsd.h: Correct a comment.
13933 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13935 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
13936 building void typed builtins.
13938 * config/rs6000/altivec.h (vec_ld*): Fix typos.
13939 (vec_step): Implement for C++.
13941 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13943 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
13945 2002-02-04 Richard Henderson <rth@redhat.com>
13947 * combine.c (nonzero_bits): Re-introduce special case for
13948 sp/fp/ap wrt REGNO_POINTER_ALIGN.
13950 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13952 * doc/extend.texi: Warn about unsupported usage of altivec
13955 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
13956 (altivec_predicate_*): New.
13958 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
13959 Add C++ version of vec_*() functions.
13961 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
13962 (bdesc_2arg): Remove altivec predicates.
13963 (altivec_expand_builtin): Handle predicates.
13964 (altivec_init_builtins): Handle predicates.
13965 (altivec_expand_predicate_builtin): New.
13967 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13969 * pa.c (DO_FRAME_NOTES): Move forward.
13970 (store_reg): Revise handling of frame notes.
13971 (load_reg): Likewise.
13972 (set_reg_plus_d): Likewise.
13973 (hppa_expand_prologue): Likewise.
13974 (hppa_expand_epilogue): Likewise.
13976 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13978 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
13980 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13982 PR c/4475, c++/3780:
13983 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
13984 * c-common.h (SWITCH_TYPE): Define.
13985 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
13986 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
13987 Rename spareness variable to sparseness.
13988 (expand_end_case_type): Renamed from expand_end_case, use orig_type
13989 if non-NULL instead of TREE_TYPE (orig_index).
13990 * tree.h (expand_end_case_type): Renamed from expand_end_case.
13991 (expand_end_case): Define using expand_end_case_type.
13992 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
13993 to expand_end_case_type.
13994 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
13996 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13998 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
13999 (BIGGEST_ALIGNMENT): Change to 128.
14001 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14003 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
14005 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14007 * pa.md (call_internal_reg_64bit): Remove unused variable.
14009 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
14011 * config/arm/arm.h (machine_function): Add uses_anonymous_args
14013 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
14014 * config/arm/arm.c (current_function_anonymous_args): Delete,
14015 replace uses with cfun->machine->uses_anonymous_args.
14016 (arm_reorg): Do not reset uses_anonymous_args.
14018 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
14019 any geenral register.
14021 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
14023 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
14026 2002-02-04 Richard Henderson <rth@redhat.com>
14028 * combine.c (force_to_mode): Remove STACK_BIAS code.
14029 (nonzero_bits): Likewise. Replace sp/fp special case with
14030 REGNO_POINTER_ALIGN.
14032 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
14033 (HARD_FRAME_POINTER_REGNUM): New.
14034 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
14035 (FIXED_REGS, CALL_USED_REGS): Update.
14036 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
14037 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
14038 (HARD_REGNO_NREGS): Update for SFP.
14039 (STACK_POINTER_OFFSET): Include bias here ...
14040 (FIRST_PARM_OFFSET): ... not here.
14041 (STACK_BIAS): Remove.
14042 (INIT_EXPANDERS): New.
14043 (STARTING_FRAME_OFFSET): Do not include bias.
14044 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
14045 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
14046 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
14047 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
14048 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
14049 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
14050 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
14051 (MUST_SAVE_REGISTER): Likewise.
14052 (sparc_flat_function_prologue): Likewise.
14053 (sparc_flat_function_epilogue): Likewise.
14054 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
14055 (sparc_init_modes): SFP is GENERAL_REGS.
14056 (sparc_builtin_saveregs): SFP does not have bias applied.
14058 2002-02-04 Richard Henderson <rth@redhat.com>
14060 * config/alpha/alpha.c (current_function_is_thunk): Don't check
14061 current_function_is_thunk.
14062 (alpha_sa_mask): Distinguish between current_function_is_thunk
14063 called from ASM_OUTPUT_MI_THUNK and not.
14064 (alpha_does_function_need_gp): Thunks always need gp.
14065 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
14066 (alpha_output_mi_thunk_osf): New.
14067 * config/alpha/alpha-protos.h: Update.
14068 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
14070 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
14072 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
14073 function types, not when they're taken away.
14075 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
14077 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
14078 CODE_LABEL and jump table when replacing a table jump with a
14081 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14083 * config/s390/s390-protos.h (legitimize_la_operand,
14084 s390_secondary_input_reload_class, s390_plus_operand,
14085 s390_expand_plus_operand): Add prototypes.
14087 config/s390/s390.c (s390_secondary_input_reload_class,
14088 s390_plus_operand, s390_expand_plus_operand): New functions.
14090 (struct s390_address): New member 'pointer'.
14091 (s390_decompose_address): Compute it.
14092 (legitimate_la_operand_p): Use it.
14093 (legitimize_la_operand): New function.
14094 (movti, movdi, movdf splitters): Call it.
14096 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
14097 (PREDICATE_CODES): Add s390_plus_operand.
14099 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
14100 (la_ccclobber): Allow GENERAL_REGS as output operand.
14102 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
14103 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
14104 (*la_64, *la_31, reload_indi, reload_insi): ... these.
14106 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14108 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
14109 register names for regular asm () construct.
14111 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14113 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
14116 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14118 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
14121 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
14123 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
14124 constant pool to be identical by string address and index.
14126 2002-02-04 Anthony Green <green@redhat.com>
14128 * output.h (SECTION_OVERRIDE): Define.
14129 * varasm.c (named_section): Obey SECTION_OVERRIDE.
14131 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14133 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
14134 by existing arm*-*-netbsd* (a.out) target.
14135 (ns32k-*-netbsdelf*): Likewise.
14136 (sparc-*-netbsdelf*): Likewise.
14137 (vax-*-netbsdelf*): Likewise.
14139 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
14141 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
14142 headers and libobjc headers.
14144 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
14146 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
14147 (_mingw.h): Remove duplicate include.
14149 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14151 * config.gcc: Set cpu_type to m68k for 68010, as well.
14152 (m68010-*-netbsdelf*): New...
14153 (m68k*-*-netbsdelf*): ...targets.
14154 * config/m68k/netbsd-elf.h: New file.
14156 2002-02-02 Kazu Hirata <kazu@hxi.com>
14158 * config/h8300/h8300.c (hand_list): Move inside function_arg.
14160 2002-02-02 Kazu Hirata <kazu@hxi.com>
14162 * config/h8300/h8300.c (h8_push_ops): Move inside
14164 (h8_pop_ops): Likewise.
14165 (h8_move_ops): Likewise.
14167 2002-02-02 Kazu Hirata <kazu@hxi.com>
14169 * config/h8300/h8300.c (os_task): Make it static.
14170 (monitor): Likewise.
14171 (pragma_saveall): Likewise.
14173 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
14175 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
14176 constant is a valid sign-extension for Pmode.
14178 2002-02-02 Kazu Hirata <kazu@hxi.com>
14180 * config/h8300/h8300.c: Fix formatting.
14182 2002-02-02 Kazu Hirata <kazu@hxi.com>
14184 * config/h8300/h8300.md: Fix formatting.
14186 2002-02-02 Kazu Hirata <kazu@hxi.com>
14188 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
14189 predicates of operands[1]. Split the patterns for each
14192 2002-02-02 Kazu Hirata <kazu@hxi.com>
14194 * config/h8300/h8300.md (xor patterns): Tighten the predicates
14195 of operands[1] to register_operand.
14197 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14199 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
14200 * cpphash.c (_cpp_init_hashtable): Similarly.
14201 * cppinit.c (cpp_create_reader): Default the signed_char flag.
14202 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
14203 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
14204 (cpp_handle_option): Handle the new options.
14205 * cpplex.c (cpp_interpret_charconst): Use new flag.
14206 * cpplib.h (struct cpp_options): New member signed_char.
14207 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
14208 (cpp_options): Handle -fsigned-char and -funsigned-char.
14209 (static_specs): Remove signed_char_spec.
14210 (do_spec1): Don't handle %c.
14211 * system.h: Poison SIGNED_CHAR_SPEC.
14212 * tradcif.y (yylex): Use flag_signed_char.
14213 * tradcpp.h (flag_signed_char): New.
14214 * tradcpp.c (flag_signed_char): New.
14215 (main): Handle new command-line options.
14216 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
14218 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
14219 * avr/avr.h: Remove old comments.
14220 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
14221 (CC1_SPEC): Pass -fsigned-char if -mic*.
14222 (SIGNED_CHAR_SPEC): Remove.
14224 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
14226 2002-02-01 Eric Christopher <echristo@redhat.com>
14228 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
14229 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
14230 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
14231 (ASM_OUTPUT_REG_POP): Ditto.
14233 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14235 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
14238 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14240 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
14242 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14245 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
14248 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14250 * cfganal.c: Include tm_p.h.
14251 (keep_with_call_p): Fix the test that determines if a register holds
14252 the return value of a call.
14254 2002-02-01 DJ Delorie <dj@redhat.com>
14256 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
14257 we are given conflicting registers, switch to the other one we
14258 had allocated for us.
14259 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
14260 as TImode so we know when the "other" register is available.
14262 2002-02-01 David O'Brien <obrien@FreeBSD.org>
14264 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
14267 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14269 * cfganal.c (keep_with_call_p): New function.
14270 (flow_call_edges_add): Prevent splitting a block between a call and
14271 a single-set instruction that should be kept in the same block.
14273 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
14275 * doc/install.texi (avr): Update outdated URL.
14277 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
14279 * config/stormy16/stormy16.md (pushqi): New.
14283 (movhi): Remove stack operands.
14285 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
14286 nonimmediate_nonstack_operand.
14287 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
14289 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
14292 2002-01-31 Jason Merrill <jason@redhat.com>
14294 * Makefile.in (c-parse.c): Handle .output file.
14295 * objc/Make-lang.in (objc-parse.c): Likewise.
14297 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
14299 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
14300 the -me[lb] option is given. Don't output the default flag
14303 2002-01-31 Zack Weinberg <zack@codesourcery.com>
14305 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
14306 the primary source file; this has not been done yet.
14307 * c-decl.c (c_expand_body): Reset input_filename from
14308 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
14310 2002-01-31 Kazu Hirata <kazu@hxi.com>
14312 * rtlanal.c (subreg_regno_offset): Do not use
14313 SUBREG_REGNO_OFFSET.
14314 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
14315 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
14317 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14319 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
14320 version rather than GNATS version in --version output.
14322 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
14324 * ifcvt.c (noce_process_if_block): Make a copy of the destination
14325 when copying back from a temporary.
14327 2002-01-30 Richard Henderson <rth@redhat.com>
14329 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
14330 and new_dest are the same.
14332 2002-01-30 Richard Henderson <rth@redhat.com>
14335 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
14336 * rtl.c (note_insn_name): Update.
14337 * emit-rtl.c (remove_unnecessary_notes): Kill it.
14338 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
14339 to perform loop rotation.
14340 (expand_exit_loop_top_cond): New.
14341 * tree.h (expand_exit_loop_top_cond): Declare it.
14342 * c-semantics.c (genrtl_while_stmt): Use it.
14343 (genrtl_for_stmt): Likewise.
14345 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
14347 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
14348 arguments to 64-bit boundaries on 64-bit ABIs.
14350 2002-01-30 Steve Ellcey <sje@cup.hp.com>
14352 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
14354 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14356 * c-decl.c (grokdeclarator): Handle type being a typedef for an
14359 2002-01-30 David O'Brien <obrien@FreeBSD.org>
14361 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
14362 * config/sparc/sparc_bi.h: Remove file.
14363 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
14365 2002-01-30 Richard Henderson <rth@redhat.com>
14367 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
14369 2002-01-30 Zack Weinberg <zack@codesourcery.com>
14371 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
14373 2002-01-30 Jason Merrill <jason@redhat.com>
14375 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
14376 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
14377 (reg_save): Use DW_CFA_offset_extended_sf instead.
14379 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
14381 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14383 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
14386 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
14388 * rs6000.md ("*call_value_local32"): Remove constraints.
14389 ("*call_value_local64"): Same.
14390 ("*call_value_indirect_nonlocal_aix32"): Same.
14391 ("*call_value_nonlocal_aix32"): Same.
14392 ("*call_value_indirect_nonlocal_aix64"): Same.
14393 ("*call_value_nonlocal_aix64"): Same.
14394 ("*call_value_nonlocal_sysv"): Same.
14396 2002-01-29 Richard Henderson <rth@redhat.com>
14398 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
14400 2002-01-29 Richard Henderson <rth@redhat.com>
14402 * expr.c (force_operand): Ignore flag_pic for detecting pic
14404 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
14405 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
14406 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
14407 instead of open-coded loop.
14408 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
14409 be fixed when in use.
14411 2002-01-29 Richard Henderson <rth@redhat.com>
14413 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
14414 * sched-rgn.c (propagate_deps): Update them.
14415 * sched-deps.c (sched_analyze_insn): Update them. Flush the
14416 clobbers list when either gets too long.
14418 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14420 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
14421 and INDEX_REGS the same as GENERAL_REGS.
14422 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
14424 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14426 * tree.c (build_nonstandard_integer_type): Correct prototype.
14428 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
14430 * config/s390/s390.md (movstrsico, movstrdix_64,
14431 movstrsix_31): Remove, replace by ...
14432 (movstrdi_short, movstrsi_short, movstrdi_long,
14433 movstrsi_long): ... these. New.
14434 (movstrdi, movstrsi): Adapt.
14436 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
14437 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
14438 Remove unnecessary CC clobber.
14439 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
14440 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
14442 (divmoddi4): Don't partially initialize TImode register.
14444 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
14446 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
14448 2002-01-29 Richard Henderson <rth@redhat.com>
14450 * flow.c (print_rtl_and_abort): Remove.
14451 (print_rtl_and_abort_fcn): Remove.
14452 (verify_local_live_at_start): Use dump_bb instead.
14453 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
14454 (verify_wide_reg_1): Return 2 on mode test failure.
14456 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14458 PR c/3325, c/3326, c/2511, c/3347
14459 * c-decl.c (enum_decl_context): Remove BITFIELD.
14460 (grokdeclarator): Take bitfield width as an input.
14461 Ensure bitfields are given the correct type. Perform
14462 bitfield width validation with build_bitfield_integer_type
14463 rather than waiting for finish_struct.
14464 (grok_typename, grok_typename_in_parm_context, start_decl,
14465 push_parmdecl, grokfield, start_function): Update calls to
14467 (build_bitfield_integer_type): New function.
14468 (finish_struct): Move bitfield validation to grokdeclarator
14469 and build_bitfield_integer_type.
14470 * tree.c (build_nonstandard_integer_type): New function.
14471 * tree.h (build_nonstandard_integer_type): New prototype.
14473 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
14475 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14478 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
14479 don't ignore unrecognized -W* options.
14480 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
14481 * cpplib.h (cpp_handle_option): Adjust prototype.
14482 * c-decl.c (c_decode_options): Pass 0 as last argument to
14486 * gcc.c (cpp_unique_options): Split from cpp_options.
14487 (cpp_options): Source cpp_unique_options.
14488 (default_compilers): Use cpp_unique_options instead of cpp_options
14489 when used together with cc1_options.
14490 (static_specs): Add cpp_unique_options.
14491 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
14492 when used together with cc1_options.
14494 2002-01-29 Kazu Hirata <kazu@hxi.com>
14496 * config/h8300/h8300-protos.h: Update the prototype of
14498 * config/h8300/h8300.c (output_a_shift): Remove an unused
14499 argument 'insn'. Remove redundant code.
14500 * config/h8300/h8300.md: Adust to the new prototype of
14503 2002-01-29 Kazu Hirata <kazu@hxi.com>
14505 * config/h8300/h8300-protos.h: Update the prototypes of
14506 emit_a_rotate and expand_a_rotate.
14507 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
14508 first argument to 'enum rtx_code'.
14509 (expand_a_rotate): Likewise.
14511 2002-01-28 Kazu Hirata <kazu@hxi.com>
14513 * config/h8300/h8300-protos.h: Update the prototype of
14515 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
14517 * config/h8300/h8300.md: Adjust to the new prototype.
14519 2002-01-28 Kazu Hirata <kazu@hxi.com>
14521 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
14524 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
14526 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
14527 is a fixed register before returning pic_offset_table_rtx.
14528 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
14529 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
14531 2002-01-28 Jason Merrill <jason@redhat.com>
14533 * dwarf2.h: Sync with src version.
14535 2002-01-28 Paul Koning <pkoning@equallogic.com>
14537 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
14538 BT_FN_VOID_PTR_VAR.
14539 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
14540 * doc/extend.texi (__builtin_prefetch): Update documentation:
14541 first argument is now const void ptr.
14543 2002-01-28 Kazu Hirata <kazu@hxi.com>
14545 * config/h8300/h8300-protos.h: Remove an unused prototype.
14547 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
14549 * toplev.c (lang_independent_init): Round up identifier size.
14551 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14553 * config.gcc: Revert previous change.
14555 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
14557 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
14559 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14561 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
14562 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
14563 other non-elf netbsd config frags.
14564 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
14565 collect2 will does that.
14566 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
14567 shared-lib frobbing will work.
14569 2002-01-28 Kazu Hirata <kazu@hxi.com>
14571 * config/h8300/h8300.h: Fix formatting.
14572 * config/h8300/h8300.md: Likewise.
14574 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
14576 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
14577 the old, removed AAA_standards fix.
14578 * fixinc/fixincl.x: Rebuilt.
14580 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14582 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14583 atexit call in crtbegin, hooked in after call to frame_dummy;
14584 register EH before registering __fini__start.
14586 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14588 * config/rs6000/altivec.h: Remove spurious semicolons.
14590 2002-01-27 Kazu Hirata <kazu@hxi.com>
14592 * config/h8300/h8300.md: Replace dead bit extraction patterns
14593 with ones that work.
14595 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14597 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14598 if not STRICT_ALIGNMENT.
14599 * rtl.h (MEM_ALIGN): Likewise.
14601 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14603 * doc/invoke.texi (-fdump-translation-unit): Revert this
14604 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14606 2002-01-27 Kazu Hirata <kazu@hxi.com>
14608 * config/h8300/h8300.md (define_constants): New.
14609 (anonymous patterns) Use defined constants appropriately.
14611 2002-01-27 Kazu Hirata <kazu@hxi.com>
14613 * config/h8300/h8300.c (function_arg): Remove redundant code.
14615 2002-01-26 Richard Henderson <rth@redhat.com>
14617 * sched-deps.c (reg_pending_uses_head): New.
14618 (reg_pending_barrier): Rename from reg_pending_sets_all.
14619 (find_insn_list): Don't mark inline.
14620 (find_insn_mem_list): Remove.
14621 (add_dependence_list, add_dependence_list_and_free): New.
14622 (flush_pending_lists): Replace only_write param with separate
14623 for_read and for_write parameters. Update all callers. Use
14624 add_dependence_list_and_free.
14625 (sched_analyze_1): Do not add reg dependencies here; just set
14626 the pending bits. Use add_dependence_list.
14627 (sched_analyze_2): Likewise.
14628 (sched_analyze_insn): Replace schedule_barrier_found with
14629 reg_pending_barrier. Add all dependencies for pending reg
14630 uses, sets, and clobbers.
14631 (sched_analyze): Don't add reg dependencies for calls, just
14632 set pending bits. Use regs_invalidated_by_call. Treat
14633 sched_before_next_call as a normal list, not a fake insn.
14634 (init_deps): No funny init for sched_before_next_call.
14635 (free_deps): Free pending mems lists. Don't zero reg_last.
14636 (init_deps_global): Init reg_pending_uses.
14637 (finish_deps_global): Free it.
14638 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14639 (find_insn_mem_list): Remove.
14640 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14641 (propagate_deps): Use them. Zero temp mem lists.
14643 2002-01-26 Richard Henderson <rth@redhat.com>
14645 * Makefile.in (CRTSTUFF_CFLAGS): New.
14646 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14647 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14648 crtstuff.c instead of alpha assembly version.
14649 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14650 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14651 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14652 (__do_global_dtors_aux): Mark used.
14653 (frame_dummy, __do_global_ctors_aux): Mark used.
14654 (fini_dummy, init_dummy): Remove.
14656 * config/alpha/crtbegin.asm: Remove file.
14657 * config/alpha/crtend.asm: Remove file.
14658 * config/alpha/t-crtbe: Remove file.
14659 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14660 (LINK_EH_SPEC): New.
14662 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14663 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14664 calling constructors.
14665 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14667 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14668 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14669 CRT_END_INIT_DUMMY hack.
14670 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14671 FORCE_{INIT,FINI}_SECTION_ALIGN.
14673 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14674 FORCE_{INIT,FINI}_SECTION_ALIGN.
14676 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14677 invocation sequence.
14678 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14680 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14681 (FORCE_CODE_SECTION_ALIGN): New.
14683 2002-01-26 Richard Henderson <rth@redhat.com>
14685 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14687 2002-01-26 Richard Henderson <rth@redhat.com>
14689 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14690 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14692 2002-01-26 Kazu Hirata <kazu@hxi.com>
14694 * config/h8300/h8300.md: Remove bit extraction patterns that
14695 cannot be triggered.
14696 Restrict each bit extraction pattern to a variant on which the
14699 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14701 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14703 2002-01-26 Kazu Hirata <kazu@hxi.com>
14705 * config/h8300/h8300.md: Remove bit test patterns that cannot
14707 Restrict each bit test pattern to a variant on which the
14710 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14712 * builtins.c (expand_builtin_strncat): Remove redundant check for
14715 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14717 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14719 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14722 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14724 * dbxout.c (dbxout_init): Use assemble_name rather than just
14725 stripping off the first character.
14726 (dbxout_source_file): Likewise.
14728 2002-01-25 DJ Delorie <dj@redhat.com>
14730 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14731 using rtx_equal_p, not by comparing pointers.
14733 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14735 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14736 for PIC_OFFSET_TABLE_REGNUM.
14737 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14739 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14741 * config.gcc (x86_64-*-freebsd*): New target.
14742 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14744 (i[34567]86-*-freebsd*): Don't include svr4.h.
14745 * config/i386/freebsd64.h: New file.
14747 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14749 * config/alpha/x-vms (version): Make static.
14751 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14752 in previous checkin.
14754 * Makefile.in (install-headers-cp): New target.
14755 * config.gcc (alpha-dec-*vms*): Install headers with
14758 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14760 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14763 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14765 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14766 of compare_tree_int.
14767 (expand_builtin_strncat): Likewise.
14768 * c-decl.c (finish_struct): Use tree_low_cst.
14769 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14770 * tree.c (compare_tree_int): Likewise.
14772 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14774 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14775 adjustments even if they are implemented by more than two insns.
14777 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14779 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14780 * df.h (struct ref): Kill B.
14781 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14783 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14784 * flow.c (propagate_one_insn): Use it.
14785 (mark_used_regs): Handle NIL.
14787 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14789 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14792 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14794 * rs6000.md (prefetch): Make address V4SI mode so that the address
14795 is restricted to legitimate form for instruction.
14797 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14799 * doc/install.texi (xtensa-*-elf): New target.
14800 (xtensa-*-linux*): New target.
14801 * doc/contrib.texi: Add myself.
14803 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14805 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14806 purpose register to hold an SImode (or smaller) value.
14808 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14810 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14812 * crtstuff.c: Likewise.
14814 2002-01-25 Kazu Hirata <kazu@hxi.com>
14816 * config/h8300/h8300.md (negation patterns): Tighten
14817 predicates to register_operand.
14819 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14821 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14824 * builtins.c (expand_builtin_prefetch): Same.
14826 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14828 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14831 2002-01-24 Kazu Hirata <kazu@hxi.com>
14833 * config/h8300/h8300.c (print_operand): Remove support for
14834 operand character 'A'.
14835 * config/h8300/h8300.md (three anonymous patterns): Replace
14836 operand character 'A' with either 'T' or 'S'.
14838 2002-01-24 Kazu Hirata <kazu@hxi.com>
14840 * config/h8300/h8300.c (print_operand): Remove support for
14841 operand character 'U'.
14843 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
14845 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
14847 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
14849 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
14850 values to be assigned to the stack pointer.
14852 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14854 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
14855 to const_double needs to be done right for big-endian systems.
14857 2002-01-24 Jason Merrill <jason@redhat.com>
14860 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
14861 to can_throw_internal.
14863 2002-01-23 Richard Henderson <rth@redhat.com>
14865 * fold-const.c (fold): Change UINT_MAX test to check vs precision
14866 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
14868 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14870 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
14871 (symGOT2reg): Use them, then set as GOT value as unchanging.
14872 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
14873 as a temporary, if possible.
14874 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
14875 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
14877 2002-01-23 Kazu Hirata <kazu@hxi.com>
14879 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
14880 accept to accept 0x80 as operands[2].
14882 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14884 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
14886 2002-01-23 Richard Henderson <rth@redhat.com>
14888 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
14890 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
14892 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
14893 (parmlist_or_identifiers_1): Verify that only a parmlist follows
14896 2002-01-23 Richard Henderson <rth@redhat.com>
14898 * expr.c (move_by_pieces_1): Extend size before negation.
14900 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
14901 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
14902 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
14903 * config/m68k/t-m68kelf: Likewise.
14905 2002-01-23 Bob Wilson <bob.wilson@acm.org>
14907 * config/xtensa/elf.h: New file.
14908 * config/xtensa/lib1funcs.asm: New file.
14909 * config/xtensa/lib2funcs.S: New file.
14910 * config/xtensa/linux.h: New file.
14911 * config/xtensa/t-xtensa: New file.
14912 * config/xtensa/xtensa-config.h: New file.
14913 * config/xtensa/xtensa-protos.h: New file.
14914 * config/xtensa/xtensa.c: New file.
14915 * config/xtensa/xtensa.h: New file.
14916 * config/xtensa/xtensa.md: New file.
14917 * config.gcc (xtensa-*-elf*): New target.
14918 (xtensa-*-linux*): New target.
14919 * cse.c (canon_hash): Compare rtx pointers instead of register
14920 numbers. This is required for the Xtensa port.
14921 * integrate.c (copy_insn_list): Handle case where the static
14922 chain is in memory and the memory address has to be copied to
14924 * doc/invoke.texi (Option Summary): Add Xtensa options.
14925 (Xtensa Options): New node.
14926 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
14928 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14930 * diagnostic.c (internal_error): Do ICE suppression only
14931 when ENABLE_CHECKING is not defined.
14933 * c-typeck.c (require_complete_type): Return error_mark_node
14934 if type is error_mark_node.
14936 2002-01-23 Janis Johnson <janis187@us.ibm.com>
14938 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
14939 -Os and issue a warning.
14941 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14943 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
14944 current (lack of) need for host configuration by hand.
14946 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
14947 references. Documentation of some target macros moved from
14948 hostconfig.texi to tm.texi.
14950 2002-01-23 Will Cohen <wcohen@redhat.com>
14952 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
14955 2002-01-23 Kazu Hirata <kazu@hxi.com>
14957 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
14960 2002-01-23 Jason Merrill <jason@redhat.com>
14962 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
14964 * function.c (assign_parms): Don't put args of inline functions
14965 into registers when not optimizing.
14967 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
14969 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
14970 (prologue_use): New pattern.
14971 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
14972 preference to gen_rtx_USE.
14973 (thumb_expand_prologue): Use gen_prologue_use in preference to
14975 (thumb_expand_epilogue): Use gen_prologue_use in preference to
14978 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
14980 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
14982 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
14985 * doc/extend.texi: Correct documentation of __alignof__.
14987 2002-01-22 Zack Weinberg <zack@codesourcery.com>
14989 * params.h: Rename arguments of DEFPARAM so that it will be
14990 recognized as a translation keyword.
14992 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14994 * extend.texi: Document altivec functions.
14995 Fix N-bit adjectives in X86 builtin documentation.
14997 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14999 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
15000 auto_inc_dec values.
15002 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
15004 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
15006 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
15008 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15010 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
15012 2002-01-22 Richard Henderson <rth@redhat.com>
15014 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
15015 copy_insn not copy_rtx.
15017 2002-01-23 Alan Modra <amodra@bigpond.net.au>
15019 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
15020 "nonzero" as that might add "1" bits. Ensure "constop" is
15021 properly sign extened.
15022 (force_to_mode): Tweak for sign extended constop.
15024 2002-01-22 Richard Henderson <rth@redhat.com>
15026 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
15027 for_each_rtx instead of assuming we're already looking at the MEM.
15028 (split_small_symbolic_mem_operand): Likewise.
15029 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15030 * config/alpha/alpha.md (small symbolic memory splitters): Update.
15032 2002-01-22 Richard Henderson <rth@redhat.com>
15034 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
15035 sequence number for the literal.
15036 (divmoddi_internal_er): Likewise.
15038 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15041 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
15042 in LIBICONV variable.
15043 * configure: Regenerated.
15045 2002-01-22 Krister Walfridsson <cato@df.lth.se>
15047 * dependence.c (build_def_use): Remove array_idx.
15049 * dwarfout.c (last_filename): Remove.
15050 (output_compile_unit_die): Remove last_filename.
15052 2002-01-22 Roger Sayle <roger@eyesopen.com>
15053 Richard Henderson <rth@redhat.com>
15056 * fold-const.c (fold): Optimize unsigned comparisons against
15057 UINT_MAX (and similar unsigned constants).
15059 2002-01-22 Janis Johnson <janis187@us.ibm.com>
15061 * Makefile.in (loop.o): Depend on OPTABS_H.
15062 * loop.c (emit_prefetch_instructions): Check the prefetch operand
15063 against the predicate.
15066 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
15067 for the address operand.
15069 2002-01-22 Richard Henderson <rth@redhat.com>
15071 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
15073 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15076 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
15077 preprocessor flags.
15079 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
15081 * config.gcc (x86_64-*-netbsd*): New target.
15082 * config/i386/netbsd64.h: New file.
15084 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15086 * regrename.c (kill_value): Fix typo.
15088 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15090 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
15092 * config/rs6000/rs6000.h: Same.
15094 * function.c (instantiate_virtual_regs): Remove
15095 STARTING_FRAME_PHASE.
15096 (assign_stack_local_1): Same.
15097 Calculate frame phase.
15099 2002-01-22 Nick Clifton <nickc@redhat.com>
15101 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
15102 variable declaration to outer scope in order to simplify
15104 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
15105 arm_hard_regno_mode_ok.
15106 * config/arm/arm-protos.h: Add a prototype for
15107 arm_hard_regno_mode_ok.
15108 * config/arm/arm.c (soft_df_operand): Remove now redundant
15109 check for DImode values using IP_REGNUM.
15110 (nonimmediate_soft_df_operand): Remove now redundant check for
15111 DImode values using IP_REGNUM.
15112 (arm_hard_regno_mode_ok): New function. New check: make sure
15113 that DImode values are not stored in IP_REGNUM.
15115 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
15117 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
15119 2002-01-22 Jason Merrill <jason@redhat.com>
15121 * c-semantics.c (genrtl_compound_stmt): Only check nesting
15122 consistency if this COMPOUND_STMT is scoped.
15124 2002-01-22 Kazu Hirata <kazu@hxi.com>
15126 * predict.c: Fix formatting.
15127 * print-tree.c: Likewise.
15128 * protoize.c: Likewise.
15129 * real.h: Likewise.
15131 * sbitmap.h: Likewise.
15132 * scan.c: Likewise.
15133 * sched-deps.c: Likewise.
15134 * sched-vis.c: Likewise.
15135 * sdbout.c: Likewise.
15136 * sibcall.c: Likewise.
15138 * ssa-ccp.c: Likewise.
15139 * ssa-dce.c: Likewise.
15140 * stmt.c: Likewise.
15141 * stor-layout.c: Likewise.
15142 * system.h: Likewise.
15144 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15146 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
15147 if fits in bounds of base type.
15149 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
15150 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
15151 (add_bound_info, default): If can't find a context, make a
15153 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
15155 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
15157 * c-typeck.c (parser_build_binary_op): If result from
15158 build_binary_op is ERROR_MARK just return error_mark_node without
15159 further processing.
15161 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
15163 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
15164 Split a.out-specific bits into...
15165 * config/netbsd-aout.h: ...this.
15166 * config/netbsd-elf.h: New file.
15167 * config/alpha/netbsd-elf.h: Remove.
15168 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
15169 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
15170 (STARTFILE_SPEC): Remove redundant definition.
15171 (ENDFILE_SPEC): Likewise.
15172 (LINK_SPEC): Likewise.
15173 (CPP_SPEC): Likewise.
15174 (ASM_SPEC): Likewise.
15175 (LIB_SPEC): Likewise.
15176 (SWITCH_TAKES_ARG): Likewise.
15177 (TARGET_MEM_FUNCTIONS): Likewise.
15178 (CPP_PREDEFINES): Redefine.
15179 (ASM_FINAL_SPEC): Remove redefinition.
15180 (ASM_COMMENT_START): Redefine.
15181 (FUNCTION_PROFILER): Define.
15182 (TARGET_VERSION): Redefine.
15183 Comment and formatting cleanup.
15184 * config/i386/netbsd.h: Include <netbsd-aout.h>.
15185 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
15186 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
15187 big- or little-endian.
15188 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
15189 * config.gcc (*-*-netbsd*): Add definitions common to all
15191 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
15192 gnu_ld definitions. Add netbsd-elf.h to and remove
15193 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
15194 tmake_file, and don't lose previous tmake_file contents.
15195 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
15196 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
15197 gnu_ld definitions. Add netbsd-elf.h to tm_file.
15198 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
15199 (mipsel-*-netbsd*): Rename this to...
15200 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
15201 mips/little.h to tm_file for mips*el-*.
15202 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
15203 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
15204 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
15206 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15208 * pa-protos.h (reg_before_reload_operand): New function prototype.
15209 * pa.c (reg_before_reload_operand): New function implementation.
15210 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
15211 contraints to "*m".
15213 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15215 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
15217 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15219 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
15220 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
15221 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
15222 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
15223 (ENDFILE_SPEC): Undefine.
15224 (STARTFILE_SPEC): Redefine for PA.
15226 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15228 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
15230 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
15232 * config.gcc: Add entries to supported PowerPC --with-cpu
15235 2002-01-21 Jakub Jelinek <jakub@redhat.com>
15237 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
15238 true for 64-bit mode only SSE registers in 32-bit mode.
15240 2002-01-21 Kazu Hirata <kazu@hxi.com>
15242 * unwind-dw2.c: Fix formatting.
15243 * unwind-dw2-fde.c: Likewise.
15244 * unwind-dw2-fde.h: Likewise.
15245 * unwind-pe.h: Likewise.
15246 * varasm.c: Likewise.
15247 * varray.h: Likewise.
15249 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15251 Remove workaround for register stack overwrite bug in mmix.
15252 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
15253 support for TARGET_REG_STACK_FILL_BUG.
15254 * config/mmix/mmix.h: Remove member has_call_without_parameters.
15255 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
15257 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
15258 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
15259 -mno-reg-stack-fill-bug-workaround.
15260 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
15261 machine member has_call_without_parameters.
15262 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
15263 -mreg-stack-fill-bug-workaround and
15264 -mno-reg-stack-fill-bug-workaround.
15265 (MMIX Options): Ditto.
15267 2002-01-21 Kazu Hirata <kazu@hxi.com>
15269 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
15271 Remove redundant code.
15273 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
15275 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
15276 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15277 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
15278 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
15279 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
15280 out target macro definitions and non-target-specific comments
15281 mostly taken from old versions of the manual.
15283 2002-01-20 Kazu Hirata <kazu@hxi.com>
15285 * config/h8300/h8300.h: Fix comment formatting.
15286 * config/ia64/aix.h: Likewise.
15287 * config/ia64/ia64-protos.h: Likewise.
15288 * config/ia64/ia64.c: Likewise.
15289 * config/ia64/ia64.h: Likewise.
15290 * config/ia64/ia64intrin.h: Likewise.
15291 * config/ia64/linux.h: Likewise.
15292 * config/ia64/unwind-aix.c: Likewise.
15293 * config/ia64/unwind-ia64.c: Likewise.
15295 2002-01-20 Kazu Hirata <kazu@hxi.com>
15297 * config/h8300/h8300.c: Revise comments about shift code.
15299 2002-01-20 Kazu Hirata <kazu@hxi.com>
15301 * config/h8300/h8300.c (function_arg): Update a comment.
15303 2002-01-20 Kazu Hirata <kazu@hxi.com>
15305 * config/h8300/h8300.md: Update the comments at the beginning
15308 2002-01-20 Kazu Hirata <kazu@hxi.com>
15310 * config/i370/i370.c: Fix comment formatting.
15311 * config/i370/i370.h: Likewise.
15312 * config/i370/i370.md: Likewise.
15313 * config/i370/linux.h: Likewise.
15315 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15317 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
15319 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
15320 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
15321 in incomplete case.
15323 2002-01-20 Graham Stott <grahams@redhat.com>
15325 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
15327 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
15329 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
15331 2002-01-19 Tom Rix <trix@redhat.com>
15333 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
15335 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
15337 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
15339 * function.c (assign_stack_local_1): Adjust x_frame_offset with
15340 STARTING_FRAME_PHASE.
15341 (STARTING_FRAME_PHASE): New.
15342 (instantiate_virtual_regs): Check saneness of
15343 STARTING_FRAME_PHASE.
15345 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
15347 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15349 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
15351 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
15353 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
15354 be used for bootstrapping GCC 3.0.
15356 2002-01-18 Kazu Hirata <kazu@hxi.com>
15358 * config/h8300/h8300.md: Fix an insn length.
15360 2002-01-18 Kazu Hirata <kazu@hxi.com>
15362 * bitmap.h: Fix comment formatting.
15363 * combine.c: Likewise.
15364 * cppfiles.c: Likewise.
15365 * c-pragma.h: Likewise.
15366 * c-typeck.c: Likewise.
15368 * dwarf2out.c: Likewise.
15369 * function.c: Likewise.
15371 * genattrtab.c: Likewise.
15372 * gthr-win32.h: Likewise.
15373 * haifa-sched.c: Likewise.
15374 * predict.c: Likewise.
15375 * rtlanal.c: Likewise.
15377 * unwind-dw2-fde.h: Likewise.
15378 * unwind-pe.h: Likewise.
15379 * vmsdbgout.c: Likewise.
15381 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15383 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
15384 if type_required and passed decl.
15386 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
15388 * config.gcc (cpu_type): Include altivec.h in powerpc
15392 * config/rs6000/altivec.h: New.
15394 2002-01-17 David Edelsohn <edelsohn@gnu.org>
15396 * doc/install.texi (*-ibm-aix*): Update assembler and exception
15397 handling information.
15398 * doc/trouble.texi (Interoperation): Add libstdc++ information
15400 (Misunderstandings): Add template instantiation and static template
15401 member information for AIX.
15403 2002-01-17 Jason Merrill <jason@redhat.com>
15405 * dbxout.c (dbxout_type): Support const and volatile.
15407 * except.c (add_partial_entry): Remove backwards compatibility code.
15408 (end_protect_partials): Likewise.
15410 2002-01-17 Jakub Jelinek <jakub@redhat.com>
15412 * config/ia64/ia64.md (prologue_use): New.
15413 * config/ia64/ia64.c (ia64_expand_prologue): Use
15414 gen_prologue_use instead of gen_rtx_USE.
15415 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
15416 as CODE_FOR_pred_rel_mutex.
15417 (ia64_sched_reorder2): Likewise.
15419 2002-01-16 Eric Christopher <echristo@redhat.com>
15421 * config/mips/r3900.h: Reformat.
15422 (SUBTARGET_CPP_SIZE_SPEC): Remove.
15423 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
15424 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
15425 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
15426 * config/mips/t-elf: Remove mips3 multilib.
15428 2002-01-16 H.J. Lu <hjl@gnu.org>
15430 * config/mips/linux.h: Include "mips/abi64.h".
15432 2002-01-16 H.J. Lu <hjl@gnu.org>
15434 * config/mips/t-linux: New.
15436 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
15438 * config/mips/linux.h: Don't include "gofast.h".
15439 (INIT_SUBTARGET_OPTABS): Removed.
15441 2002-01-16 Kazu Hirata <kazu@hxi.com>
15443 * config/h8300/h8300-protos.h: Replace emit_a_shift with
15445 * config/h8300/h8300.c: Likewise.
15446 * config/h8300/h8300.md: Likewise.
15448 2002-01-16 Kazu Hirata <kazu@hxi.com>
15450 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
15451 spaces after an opcode name.
15452 (pushqi1_h8300hs): Likewise.
15453 (pushhi1_h8300hs): Likewise.
15455 2002-01-16 Kazu Hirata <kazu@hxi.com>
15457 * doc/extend.texi: Replace "option" with "attribute"
15460 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15462 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
15463 (and:DI () (const_int -8)).
15464 (split_small_symbolic_mem_operand): Split
15465 (mem (and:DI () (const_int -8)).
15467 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15470 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
15471 same way as TYPE_IMUL.
15472 (ultrasparc_sched_reorder): Likewise.
15473 * config/sparc/sparc.md (type): Add comment to update
15474 ultrasparc_sched_reorder when making changes.
15476 2002-01-16 Kazu Hirata <kazu@hxi.com>
15478 * doc/invoke.texi: Change the dump file name of block
15479 reordering pass from 28.bbro to 29.bbro.
15480 Mention -dk option.
15482 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
15484 * i386.md (minsf splitter): Fix pasto.
15486 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15488 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
15489 to frame pointer initialisation instruction.
15490 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
15491 initialisation instruction.
15492 (soft_df_operand): Do not accept the IP register.
15493 (nonimmediate_soft_df_operand): Do not accept the IP register.
15495 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15498 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
15499 MASK_V8 being both set.
15501 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
15503 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
15504 insn for GOT register; add REG_MAYBE_DEAD notes instead.
15505 config/s390/s390.md (call, call_value): Add GOT register to
15506 CALL_INSN_FUNCTION_USAGE where needed.
15507 (call_exp, call_value_exp): New.
15509 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15511 * config/arm/arm.c: General formatting tidy up.
15513 2002-01-16 Graham Stott <grahams@redhat.com>
15515 * calls.c (try_to_integrate): Use "(size_t)" intermediate
15516 cast and when casting an integer literal to "rtx" pointer.
15517 (expand_call): Likewise.
15518 * flow.c (try_pre_increment): Likewise.
15519 (find_use_as_address): Likewise.
15520 * integrate.c (expand_iline_function): Likewise.
15521 * regmove.c (try_auto_increment): Likewise.
15523 2002-01-16 Graham Stott <grahams@redhat.com>
15525 * sched-rgn.c (passed): Use sbitmap_free.
15526 (header): Likewise.
15528 (in_queue): Likewise.
15529 (in_stack): Likewise.
15531 2002-01-15 Eric Christopher <echristo@redhat.com>
15533 * flow.c (propagate_one_insn): Change to use fatal_insn.
15535 2002-01-15 Kazu Hirata <kazu@hxi.com>
15537 * expmed.c (extract_fixed_bit_field): Remove unused code.
15538 * system.h: Poison SLOW_ZERO_EXTEND.
15539 * doc/tm.texi: Remove.
15540 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
15541 * config/arm/arm.h: Likewise.
15542 * config/avr/avr.h: Likewise.
15543 * config/clipper/clipper.h: Likewise.
15544 * config/convex/convex.h: Likewise.
15545 * config/d30v/d30v.h: Likewise.
15546 * config/dsp16xx/dsp16xx.h: Likewise.
15547 * config/elxsi/elxsi.h: Likewise.
15548 * config/fr30/fr30.h: Likewise.
15549 * config/h8300/h8300.h: Likewise.
15550 * config/i370/i370.h: Likewise.
15551 * config/i386/i386.h: Likewise.
15552 * config/m68k/m68k.h: Likewise.
15553 * config/mips/mips.h: Likewise.
15554 * config/ns32k/ns32k.h: Likewise.
15555 * config/pdp11/pdp11.h: Likewise.
15556 * config/pj/pj.h: Likewise.
15557 * config/s390/s390.h: Likewise.
15558 * config/sh/sh.h: Likewise.
15559 * config/stormy16/stormy16.h: Likewise.
15560 * config/v850/v850.h: Likewise.
15561 * config/vax/vax.h: Likewise.
15562 * config/we32k/we32k.h: Likewise.
15564 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15566 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
15567 (altivec_lvsl): Change constraint to b.
15568 (altivec_lvsr): Same.
15569 (altivec_lvebx): Same.
15570 (altivec_lvehx): Same.
15571 (altivec_lvewx): Same.
15572 (altivec_lvxl): Same.
15573 (altivec_lvx): Same.
15574 (altivec_stvx): Add parallel.
15575 (altivec_stvxl): Same.
15576 (altivec_stvehx): Same.
15577 (altivec_stvebx): Same.
15578 (altivec_stvebx): Same.
15580 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15582 * config.gcc: Change altivec.h to altivec-defs.h.
15584 * config/rs6000/altivec.h: Delete.
15586 * config/rs6000/altivec-defs.h: Add.
15588 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15590 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15593 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15594 less than or equal to eight bytes.
15596 * vax.md (andsi3): Remove constraints and change SET destination
15597 operand type to nonimmediate_operand.
15598 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15599 when it is a CONST_INT.
15601 2002-01-15 Jason Merrill <jason@redhat.com>
15603 * c-common.def (FILE_STMT): New code.
15604 * c-common.c (statement_code_p): It's a statement.
15605 * c-common.h (stmt_tree_s): Add x_last_filename.
15606 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15607 (last_expr_filename): New macro.
15608 * c-semantics.c (begin_stmt_tree): Initialize it.
15609 (add_stmt): If the filename changed, also insert a
15611 (expand_stmt): Handle seeing one.
15613 2002-01-15 Eric Christopher <echristo@redhat.com>
15615 * flow.c (propagate_one_insn): Add error message and print out
15616 insn for debugging.
15618 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15620 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15621 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15622 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15623 TRAMPOLINE_ALIGNMENT.
15624 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15626 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15627 PCC_BITFIELD_TYPE_MATTERS.
15628 * config/interix.h (STDC_VALUE): Remove. Use
15629 STDC_0_IN_SYSTEM_HEADERS.
15630 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15631 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15632 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15634 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15636 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15637 not work on this platform currently.
15639 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15641 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15642 readonly_warning in _().
15644 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15646 * gcc.c (delete_if_ordinary): Backout previous change.
15648 2002-01-15 Kazu Hirata <kazu@hxi.com>
15650 * config/h8300/h8300.c (print_operand): Remove support for
15651 unused operand characters.
15653 * read-rtl.c: Fix formatting.
15654 * real.c: Likewise.
15655 * recog.c: Likewise.
15656 * regclass.c: Likewise.
15657 * regmove.c: Likewise.
15658 * reg-stack.c: Likewise.
15659 * reload1.c: Likewise.
15660 * rtlanal.c: Likewise.
15662 2002-01-15 Kazu Hirata <kazu@hxi.com>
15664 * config/i386/i386.c: Fix formatting.
15666 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15668 * c-typeck.c (process_init_element): Don't save_expr
15669 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15671 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15673 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15674 emit optional traceback table if optimize_size or TARGET_ELF.
15675 * config/rs6000/rs6000.md (prefetch): New.
15677 2002-01-15 Andreas Jaeger <aj@suse.de>
15679 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15681 2002-01-15 Kazu Hirata <kazu@hxi.com>
15683 * mips-tfile.c: Fix formatting.
15685 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15687 * unroll.c (final_reg_note_copy): Fix previous commit.
15689 2002-01-14 Kazu Hirata <kazu@hxi.com>
15691 * config/h8300/h8300-protos.h: Remove the prototype for
15693 * config/h8300/h8300.c (eq_operator): Remove.
15695 2002-01-14 Richard Henderson <rth@redhat.com>
15697 * config/i386/i386.md (prefetch): Tidy.
15698 (prefetch_3dnow): Fix locality operand.
15700 2002-01-14 Richard Henderson <rth@redhat.com>
15702 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15703 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15705 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15707 * reload1.c (reload_combine): Pass reg_sum replacement through
15708 copy_rtx in loop performing multiple changes.
15710 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15712 * except.c (remove_unreachable_regions): New.
15713 (free_eh_status): Clear exception_handler_labels.
15714 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15715 (find_exception_handler_labels): Don't add the same label more than
15717 (remove_exception_handler_label): Don't die if
15718 find_exception_handler_labels hasn't been called for the current
15721 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15723 * toplev.c (rest_of_compilation): Rebuild jump labels after
15726 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15728 * doc/extend.texi: Move documentation of X86 built-in functions
15730 * doc/invoke.texi: From here.
15731 * doc/sourcebuild.texi: Document location of documentation for
15732 machine built-in functions.
15734 2002-01-13 Christopher Faylor <cgf@redhat.com>
15736 * cppfiles.c (TEST_THRESHOLD): New macro.
15737 (SHOULD_MMAP): Ditto.
15738 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15741 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15743 * unroll.c (final_reg_note_copy): Properly handle
15745 (unroll_loops): Fix LOOP_CONDITION heuristics.
15747 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15749 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15750 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15752 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15754 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15757 2002-01-14 Tom Rix <trix@redhat.com>
15759 * config/rs6000/rs6000.md: Fix typo with sradi.
15761 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15763 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15764 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15765 (clrstrdi, clrstrsi): Adapt callers.
15767 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15769 (movti splitter): Never use register 0 as base register.
15771 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15773 * combine.c (simplify_shift_const): Always generate new rtx
15774 for shift expression instead of reusing given expression.
15776 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15778 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15779 alpha_legitimize_address unless mode is Pmode.
15781 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15783 * doc/md.texi (Modifiers): Document the '*' constraint for the
15786 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15787 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15790 2002-01-13 Richard Henderson <rth@redhat.com>
15792 * reload.c (find_reloads): Use a hard reg destination as reload reg
15793 for an input reload of the source.
15795 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15797 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15800 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15802 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15803 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15805 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15807 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15809 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15811 2002-01-12 Tom Rix <trix@redhat.com>
15813 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15816 2002-01-12 Richard Henderson <rth@redhat.com>
15818 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15820 * doc/invoke.texi: Update Alpha options.
15822 * doc/invoke.texi: Update i386 built-in function lists.
15824 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15826 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15827 referencing outside.
15829 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15831 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15832 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15833 offsets, and change line folding.
15834 * optabs.c (expand_binop): Remove warnings.
15835 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15837 2002-01-12 Graham Stott <grahams@redhat.com>
15839 * attribs.c (handle_deprecated_attribute): constify WHAT.
15840 * diagnostic.c (warn_deprecated_use): Add braces, fixes
15841 dangling else warning and constify WHAT.
15842 * except.h (struct function, struct inline_remap): Move
15843 struct tag forward defs before all prototypes.
15844 (duplicate_eh_regions): Whitespace.
15846 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
15848 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15849 MODE_BASE_REG_CLASS.
15850 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
15852 2002-01-12 Richard Henderson <rth@redhat.com>
15854 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
15855 (ix86_expand_vector_move): New.
15856 (bdesc_2arg): Remove andps, andnps, orps, xorps.
15857 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
15858 Remove old prefetch builtins. Special case the logicals removed above.
15859 (ix86_expand_builtin): Likewise.
15860 (safe_vector_operand): Use V4SFmode, not TImode.
15861 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
15862 (ix86_expand_timode_binop_builtin): New.
15863 * config/i386/i386-protos.h: Update.
15864 * config/i386/i386.h (enum ix86_builtins): Update.
15865 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
15866 Use ix86_expand_vector_move in vector move expanders.
15867 (movti_internal, movti_rex64): Add xorps alternative.
15868 (sse_clrv4sf): Rename and adjust from sse_clrti.
15869 (prefetch): Don't work so hard.
15870 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
15871 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
15872 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
15874 2002-01-11 Richard Henderson <rth@redhat.com>
15876 * config/i386/mmintrin.h: New file.
15877 * config/i386/xmmintrin.h: New file.
15878 * config.gcc (i?86-*-*): Add extra_headers.
15879 * simplify-rtx.c (simplify_unary_operation): Handle saturating
15881 (simplify_binary_operation): Handle saturating arithmetic codes.
15882 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
15883 not the lowpart subreg.
15884 (ix86_expand_builtin): Return a TImode dummy register instead of 0
15886 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
15888 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15890 * conflict.c (conflict_graph_compute): Free regsets when finished.
15891 * ssa.c (compute_coalesced_reg_partition): Likewise.
15893 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15895 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
15896 every where we allocate a register.
15898 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15900 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
15901 * lcm.c (compute_earliest, compute_farthest): Likewise.
15903 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15905 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
15907 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15909 * doc/rtl.texi (Insns): Fix 2 typos.
15911 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
15913 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
15914 options. Use @table @gcctabopt for MMIX options. Add index
15915 entries for MMIX options. Start new paragraph with first
15916 heading of the machine-dependent options.
15918 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
15921 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
15922 * combine.c (force_to_mode): Same.
15923 * reload1.c (clear_reload_reg_in_use): Same.
15925 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
15927 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
15930 2002-01-11 Andreas Jaeger <aj@suse.de>,
15931 Brad Lucier <lucier@math.purdue.edu>
15933 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
15936 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
15938 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
15939 Protect with IN_LIBGCC.
15940 (LINK_EH_SPEC): Add required trailing space.
15942 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
15944 * c-tree.h: Move function declarations so that they are listed
15945 under the filename which contains them.
15946 (check_identifier, finish_decl_top_level,
15947 lookup_name_current_level_global, shadow_record_fields): Remove.
15949 2002-01-11 Andreas Jaeger <aj@suse.de>
15951 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
15954 2002-01-10 Richard Henderson <rth@redhat.com>
15956 * config/alpha/alpha.c (print_operand): Add 'J'.
15957 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
15958 new operand with the sequence number for the lituse. When splitting
15959 the insns, use gen_movdi_er_high_g and generate a sequence number.
15960 (gen_movdi_er_high_g): Print the sequence number if non-zero.
15962 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
15964 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
15965 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
15967 (altivec_expand_builtin): Same.
15968 (altivec_expand_stv_builtin): New.
15970 * config/rs6000/rs6000.h (rs6000_builtins): Same.
15972 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
15973 ("altivec_lvehx"): New.
15974 ("altivec_lvewx"): New.
15975 ("altivec_lvxl"): New.
15976 ("altivec_lvx"): New.
15977 ("altivec_stvx"): New.
15978 ("altivec_stvebx"): New.
15979 ("altivec_stvehx"): New.
15980 ("altivec_stvewx"): New.
15981 ("altivec_stvxl"): New.
15983 2002-01-10 Richard Henderson <rth@redhat.com>
15985 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
15986 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
15987 care not to delete instructions twice.
15989 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15991 * toplev.c: Don't declare environ (it's not used anywhere).
15992 * configure.in: Don't check for declaration of environ.
15993 * config/i386/xm-mingw32.h: Don't #define environ.
15994 * config.in, configure: Regenerate.
15996 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15998 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
15999 * configure: Regenerate.
16001 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
16002 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
16003 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
16005 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
16006 LIMITS_H_TEST here, not in m68k/x-next.
16007 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
16008 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
16010 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
16011 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
16012 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
16014 * config/i386/x-djgpp: Renamed i386/t-djgpp.
16015 * config/m88k/x-dolph: Renamed m88k/t-dolph.
16016 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
16017 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
16018 replacement of quadlib.asm with quadlib.c.
16020 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
16021 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
16022 config/rs6000/xm-beos.h: Delete file.
16024 * config.gcc: Update to match above changes.
16026 2002-01-10 Kazu Hirata <kazu@hxi.com>
16028 * config/h8300/h8300.h: Fix comment typos.
16029 * config/h8300/h8300.md: Likewise.
16030 * config/h8300/lib1funcs.asm: Likewise.
16032 2002-01-10 Dale Johannesen <dalej@apple.com>
16034 PR optimization/5269
16035 * unroll.c (precondition_loop_p): Make *increment be the correct
16036 sign when n_iterations known, to avoid confusing caller.
16038 2002-01-10 Kazu Hirata <kazu@hxi.com>
16040 * doc/extend.texi (deprecated): Fix a typo.
16042 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
16044 * basic-block.h (update_br_prob_note): Declare.
16045 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
16046 (try_forward_edges): Care negative frequencies and update note.
16047 (outgoing_edges_match): Tweek conditional merging heuristics.
16048 (try_crossjump_to_edge): use update_br_prob_note.
16049 * cfglayout.c (fixup_reorder_chain): Likewise.
16050 * cfrtl.c (update_br_prob_note): New.
16051 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
16053 * i386.c (ix86_decompose_address): Return -1 if address contains
16055 (legitimate_address_p): Require ix86_decompose_address to return 1.
16057 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
16058 (cprop_insn): Likewise.
16060 2002-01-10 Kazu Hirata <kazu@hxi.com>
16062 * toplev.c: Fix formatting.
16063 * tree.c: Likewise.
16064 * tree-dump.c: Likewise.
16065 * unroll.c: Likewise.
16066 * unwind-dw2.c: Likewise.
16067 * unwind-dw2-fde.c: Likewise.
16068 * unwind-dw2-fde-glibc.c: Likewise.
16069 * unwind-sjlj.c: Likewise.
16071 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16073 * doc/invoke.texi: Document PDP-11 options.
16075 2002-01-10 Kazu Hirata <kazu@hxi.com>
16077 * config/h8300/h8300.h: Fix formatting.
16079 2002-01-10 Ira Ruben <ira@apple.com>
16081 Add __attribute__ ((deprecated)).
16082 * extend.texi: Document __attribute__ ((deprecated)).
16083 * invoke.texi: Document -Wno-deprecated-declarations.
16084 * testsuite/g++.dg/other/deprecated.C: New C++ test.
16085 * testsuite/gcc.dg/deprecated.c: New C test.
16086 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
16087 (c_common_attribute_table): Add "deprecated" entry.
16088 (handle_deprecated_attribute): New function.
16089 * c-decl.c (deprecated_states): New enum.
16090 deprecated_state: State of "deprecated" handling.
16091 (start_decl): Set deprecated_state based on attributes.
16092 (grokdeclarator): Test for deprecated uses, propagate attribute.
16093 * c-typeck.c (build_component_ref): Test for deprecated fields.
16094 (build_external_ref): Test for deprecated primaries.
16095 * diagnostic.c (warn_deprecated_use) New function to issue
16096 warnings about __attribute__ ((depricated)) references.
16097 * flags.h (warn_deprecated_decl): Extern declared for
16098 -W[no-]deprecated-declarations option.
16099 * print-tree.c (print_node): Show deprecated flag status.
16100 * toplev.c (warn_deprecated_decl): Defined.
16101 (W_options): Added "deprecated-declaration".
16102 * toplev.h (warn_deprecated_use): Extern declared.
16103 * tree.h (struct tree_common): Define deprecated_flag.
16104 (TREE_DEPRECATED): New macro to access flag.
16105 * cp/call.c (build_call): Test for deprecated calls.
16106 * cp/class.c (add_implicitly_declared_members): Set global
16107 flag to tell grokdeclarator to not issue deprecated warnings.
16108 * cp/cp-tree.h: Add extern for adding_implicit_members.
16109 * cp/decl.c (deprecated_states): New enum.
16110 (start_decl): Set deprecated_state based on attributes.
16111 (grokdeclarator): Test for deprecated uses, propagate attribute.
16112 * cp/lex.c (do_identifier): Test for deprecated primaries.
16113 * cp/typeck.c (build_component_ref): Test for deprecated fields.
16115 2002-01-10 Ira Ruben <ira@apple.com>
16117 Fix to assign attributes to inline member functions.
16118 * cp/decl.c (start_method): Handle attrlist.
16120 2002-01-10 Kazu Hirata <kazu@hxi.com>
16122 * combine.c (expand_field_assignment): Use subreg_lsb().
16124 2002-01-10 David Edelsohn <edelsohn@gnu.org>
16126 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
16127 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
16128 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
16129 Recurse for any operand of AND as long as constant is non-zero.
16131 2002-01-10 Kazu Hirata <kazu@hxi.com>
16133 * config/h8300/h8300.md: Remove constraints from expanders.
16135 2002-01-10 Kazu Hirata <kazu@hxi.com>
16137 * varasm.c: Fix formatting.
16138 * varray.c: Likewise.
16139 * vmsdbgout.c: Likewise.
16140 * xcoffout.c: Likewise.
16142 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
16144 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
16145 update edge probabilities to match.
16147 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16149 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
16151 * doc/languages.texi, doc/sourcebuild.texi: New files.
16152 * doc/configfiles.texi: Make a subsubsection. Update.
16153 * doc/configterms.texi: Add @node. Remove warning that this isn't
16154 instructions for building GCC.
16155 * doc/makefile.texi: Make a subsection.
16156 * doc/gccint.texi: Update.
16158 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
16160 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
16162 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
16164 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
16166 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
16168 * optabs.c (expand_fix): Look for wider integer modes first.
16170 * i386.md (mov?f): Avoid the fake const double trick for medium
16172 (min?f*/max?f*): Prohibit memory operands for i387 variant.
16173 (fop_df_4): Disable for SSE compilation.
16175 2002-01-10 Graham Stott <grahams@redhat.com>
16177 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
16178 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
16180 2002-01-10 Richard Henderson <rth@redhat.com>
16182 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
16184 2002-01-10 Richard Henderson <rth@redhat.com>
16186 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
16187 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
16189 2002-01-10 Kazu Hirata <kazu@hxi.com>
16191 * combine.c (can_combine_p): Fix a comment typo.
16193 2002-01-09 Zack Weinberg <zack@codesourcery.com>
16195 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
16196 empty list correctly. Change loop index $t to $f for
16197 consistency with rest of Makefile.
16199 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
16201 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
16202 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16204 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
16205 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
16206 (altivec_init_builtins): Same.
16207 (altivec_expand_unop_builtin): Return NULL_RTX on error.
16208 (altivec_expand_binop_builtin): Same.
16209 (altivec_expand_ternop_builtin): Same.
16212 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
16213 ("altivec_vctuxs"): Fix typo.
16214 ("altivec_vnmsubfp"): Same.
16215 ("altivec_dssall"): New.
16216 ("altivec_mfvscr"): New.
16217 ("altivec_dss"): New.
16218 ("altivec_lvsl"): New.
16219 ("altivec_lvsr"): New.
16220 ("altivec_dstt"): New.
16221 ("altivec_dstst"): New.
16222 ("altivec_dststt"): New.
16223 ("altivec_dst"): New.
16225 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
16226 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16228 2002-01-09 Richard Henderson <rth@redhat.com>
16230 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
16232 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
16234 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
16236 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
16238 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
16240 2002-01-09 Kazu Hirata <kazu@hxi.com>
16242 * read-rtl.c: Fix formatting.
16243 * real.c: Likewise.
16244 * regclass.c: Likewise.
16245 * regrename.c: Likewise.
16246 * reg-stack.c: Likewise.
16247 * reload1.c: Likewise.
16248 * reload.c: Likewise.
16251 2002-01-09 Kazu Hirata <kazu@hxi.com>
16253 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
16254 to extract items in the expr_list chain.
16256 2002-01-09 Richard Henderson <rth@redhat.com>
16258 * config/vax/vax.c (vax_rtx_cost): Never abort.
16260 * config/vax/vax.h (REAL_ARITHMETIC): Define.
16262 2002-01-09 Jan Hubicka <jh@suse.cz>
16264 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
16266 2002-01-09 Richard Henderson <rth@redhat.com>
16268 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
16269 Unify code from various alternatives.
16271 2002-01-09 Richard Henderson <rth@redhat.com>
16273 * regrename.c (copy_value): Ignore the copy if the source register
16274 is present in the value chain with a narrower mode.
16276 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16278 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
16279 for the c4x target. Also improve layout.
16281 2002-01-09 Richard Henderson <rth@redhat.com>
16283 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
16284 * config/m32r/m32r.md (and ior xor splitters): Swap operands
16285 to match insn patterns.
16287 2002-01-09 Richard Henderson <rth@redhat.com>
16289 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
16290 (copyprop_hardreg_forward_1): Likewise.
16292 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
16294 * pa.md (decrement_and_branch_until_zero): Change predicate for
16295 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
16297 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16299 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
16300 gets undefined. For Darwin.
16302 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16304 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
16306 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16308 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
16310 2002-01-08 Richard Henderson <rth@redhat.com>
16312 * regrename.c (copy_value): Ignore overlapping copies.
16314 2002-01-08 Richard Henderson <rth@redhat.com>
16316 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
16317 as needed to avoid shared structure.
16319 2002-01-08 Kazu Hirata <kazu@hxi.com>
16321 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
16324 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16326 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
16327 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
16328 documentation of obsolete macros.
16329 * system.h: Poison these macros.
16330 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
16331 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
16332 config/c4x/c4x.h, config/clipper/clipper.h,
16333 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
16334 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
16335 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
16336 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
16337 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
16338 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
16339 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
16340 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
16341 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
16342 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
16343 config/sparc/sparc.h, config/stormy16/stormy16.h,
16344 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
16345 definitions and commented out definitions of obsolete macros.
16346 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
16347 of MAX_INT_TYPE_SIZE.
16349 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16351 * config/s390/s390.c (s390_preferred_reload_class): Never
16352 return ADDR_REGS if it isn't a subset of the given class.
16353 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
16354 FP_REGS, but all superclasses as well.
16356 * config/s390/s390.c (s390_function_profiler): Fix thinko.
16358 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
16359 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
16360 must not be a const_int.
16362 2002-01-08 Richard Henderson <rth@redhat.com>
16364 * Makefile.in (toplev.o): Depend on options.h.
16365 (gcc.o): Depend on specs.h.
16367 2002-01-08 Jakub Jelinek <jakub@redhat.com>
16369 * expr.c (store_expr): Convert VOIDmode constants back to target's
16372 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16374 * doc/invoke.texi: Markup gcc as @command. Refer to
16375 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
16376 of http://gcc.gnu.org/thanks.html.
16378 2002-01-08 Dale Johannesen <dalej@apple.com>
16380 * config/rs6000/rs6000.md: Add missing int register
16381 target case to movdf_low.
16383 2002-01-08 Zack Weinberg <zack@codesourcery.com>
16385 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
16386 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
16387 (cppinit.o): Depend on except.h.
16388 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
16389 s-specs): New rules.
16391 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
16392 Don't create specs.h/options.h/gencheck.h here. Remove
16393 unnecessary variable settings from last argument of AC_OUTPUT.
16394 * config.in, configure: Regenerate.
16395 * intl.c: Hardcode package name as "gcc".
16397 * cppinit.c: Include except.h.
16398 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
16400 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
16401 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
16402 (!)USING_SJLJ_EXCEPTIONS.
16403 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
16405 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16407 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
16408 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
16409 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
16410 documentation of obsolete macros.
16411 * system.h: Poison these macros.
16412 * config/d30v/d30v.h, config/ns32k/encore.h,
16413 config/stormy16/stormy16.h: Remove definitions and commented out
16414 definitions of obsolete macros.
16416 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
16418 * objc/objc-act.c (handle_class_ref): Mark the declaration of
16419 %sobjc_class_ref_%s as used - to prevent unwanted compiler
16422 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16424 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
16425 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
16426 to insn adjusting stack/frame pointer.
16427 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
16428 accept operands that cause the insn to be non-splittable.
16430 2002-01-08 Graham Stott <grahams@redhat.com>
16432 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
16433 (C_TYPE_FIELDS_VOLATILE): Likewise.
16434 (C_TYPE_BEING_DEFINED): Likewise.
16435 (C_IS_RESERVED_WORD): Likewise.
16436 (C_TYPE_VARIABLE_SIZE): Likewise.
16437 (C_DECL_VARIABLE_SIZE): Likewise.
16438 (C_MISSING_PROTOTYPE_WARNED): Likewise.
16439 (C_SET_EXP_ORIGINAL_CODE): Likewise.
16440 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
16442 (C_DECL_ANTICIPATED): Likewise.
16443 (c_build_type_variant): Add parenthesis.
16445 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16447 * gcc.c (option_map): Remove --version.
16448 (process_command): Handle -fversion following the GNU Coding
16449 Standards. Partially addresses PR other/704.
16451 2002-01-08 Graham Stott <grahams@redhat.com>
16453 * combine.c (combine_instructions): Fix typo.
16455 2002-01-08 Graham Stott <grahams@redhat.com>
16457 * debug.h: Use "tree" and "rtx" throughout.
16459 * debug.c: Likewise.
16461 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
16463 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
16464 constant pool, use the pool's version of the symbol instead.
16466 2002-01-07 Richard Henderson <rth@redhat.com>
16468 * regrename.c (find_oldest_value_reg): Ignore the value chain if
16469 the original register was copied in a mode with a fewer number of
16470 hard registers than the desired mode.
16471 (copyprop_hardreg_forward_1): Likewise.
16472 (debug_value_data): Fix loop test.
16473 * toplev.c (parse_options_and_default_flags): Reenable
16474 -fcprop-registers at -O1.
16476 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16478 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
16479 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
16481 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
16484 * config/rs6000/rs6000.md: Add altivec predicate patterns.
16486 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
16488 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
16489 (pa_output_function_prologue): Output local label at the beginning of
16490 the prologue when profiling.
16491 (hppa_profile_hook): Use the local label rather than the function label.
16492 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
16494 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16496 * config/rs6000/rs6000.c (print_operand): Remove extra space.
16497 (altivec_expand_unop_builtin): Fix thinko.
16498 (altivec_expand_binop_builtin): Same.
16499 (altivec_expand_ternop_builtin): Same.
16500 (altivec_expand_builtin): Same.
16502 2002-01-07 Richard Henderson <rth@redhat.com>
16504 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
16506 2002-01-07 Jason Merrill <jason@redhat.com>
16508 * unwind-dw2.c (execute_cfa_program): Use < again.
16510 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16512 * predict.c (combine_predictions_for_insn): Avoid division by zero.
16514 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16516 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
16517 Don't allow -1 - x -> ~x simplifications in the first pass.
16519 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16521 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
16523 (altivec_expand_binop_builtin): Same.
16524 (altivec_expand_unop_builtin): Same.
16525 (print_operand): Fix typo.
16526 (bdesc_1arg): Add vupk* variants.
16528 * rs6000.h (rs6000_builtins): Add vupk* enums.
16530 * rs6000.md: Add altivec_vupk* variants.
16532 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
16534 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
16535 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
16536 and last update dates.
16538 2002-01-07 Janis Johnson <janis187@us.ibm.com>
16540 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
16542 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
16544 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
16545 * config/avr/avr.h (CPP_SPEC): Likewise.
16546 (LINK_SPEC): Likewise.
16547 (CRT_BINUTILS_SPECS): Likewise.
16548 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16549 * doc/invoke.texi (AVR Options): Document them.
16551 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
16553 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
16556 2002-01-07 Graham Stott <grahams@redhat.com>
16558 * config/i386/i386.h: Update copyright date.
16559 (HALF_PIC_PTR): Add parenthesis.
16560 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
16561 (CONSTANT_ALIGNMENT): Add parenthesis.
16562 (DATA_ALIGNMENT): Likewise.
16563 (LOCAL_ALIGNMENT): Likewise.
16564 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
16565 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
16566 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
16567 (HARD_REGNO_NREGS): Add paranethesis.
16568 (VALID_SSE_REG_MODE): Whitespace.
16569 (VALID_MMX_REG_MODE): Whitespace.
16570 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
16571 (ix86_hard_regno_mode_ok): Add parenthesis.
16572 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
16573 (RETURN_IN_MEMORY): Whitespace.
16574 (N_REG_CLASSES): Add parenthesis.
16575 (INTEGER_CLASS_P): Add parenthesis and wrap.
16576 (FLOAT_CLASS_P): Likewise.
16577 (SSE_CLASS_P): Likewise.
16578 (MMX_CLASS_P): Likewise.
16579 (MAYBE_INTEGER_CLASS_P): Likewise.
16580 (MAYBE_FLOAT_CLASS_P): Likewise.
16581 (MAYBE_SSE_CLASS_P): Likewise.
16582 (MAYBE_MMX_CLASS_P): Likewise.
16583 (Q_CLASS_P): Likewise.
16584 (GENERAL_REGNO_P): Uppercase macro parameter.
16585 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16586 (FP_REGNO_P): Likewise.
16587 (ANY_FP_REGNO_P): Uppercase macro parameter.
16588 (SSE_REGNO_P): Likewise.
16589 (SSE_REGNO): Likewise.
16590 (SSE_REG_P): Likewise.
16591 (SSE_FLOAT_MODE_P): Likewise.
16592 (MMX_REGNO_P): Likewise.
16593 (MMX_REG_P):Likewise.
16594 (STACK_REG_P): Likewise.
16595 (NON_STACK_REG_P): Likewise.
16596 (STACK_TOP_P): Likewise.
16597 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16598 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16599 (SECONDARY_MEMORY_NEEDED): Likewise.
16600 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16601 (MD_ASM_CLOBBERS): Whitespace and wrap.
16602 (MUST_PASS_IN_STACK): Whitespace and wrap.
16603 (RETURN_POPS_ARGS): Add parenthesis.
16604 (INIT_CUMULATIVE_ARGS): Likewise.
16605 (FUNCTION_ARG): Likewise.
16606 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16607 (SETUP_INCOMING_VARARGS): Likewise.
16608 (BUILD_VA_LIST_TYPE): Add parenthesis.
16609 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16611 (EXPAND_BUILTIN_VA_ARG): Likewise.
16612 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16613 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16614 (INITIAL_ELIMINATION_OFFSET): Likewise.
16615 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16616 (REGNO_OK_FOR_BASE_P): Likewise.
16617 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16618 (REGNO_OK_FOR_DIREG_P): Likewise.
16619 (REG_OK_FOR_INDEX_P): Whitespace.
16620 (REG_OK_FOR_BASE_P): Whitespace.
16621 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16623 (FIND_BASE_TERM): Fix typo.
16624 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16625 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16626 (SYMBOLIC_CONST; Whitespace.
16627 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16628 (ENCODE_SECTION_INFO): Whitespace.
16629 (FINALIZE_PIC): Remove do { ... } while (0).
16630 (PROMOTE_MODE): Wrap in do { ... } while (0).
16631 (CONST_COSTS): Whitespace.
16632 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16633 (REGISTER_MOVE_COST): Add parenthesis.
16634 (MEMORY_MOVE_COST): Likewise.
16635 (EXTRA_CC_MODES): Whitespace.
16636 (SELECT_CC_MODE): Add parenthesis and whitespace.
16637 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16638 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16639 (ASM_OUTPUT_LABEL): Add paramethesis.
16640 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16641 (ASM_OUTPUT_REG_POP): Likewise.
16642 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16643 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16645 * config/i386/i386.c: Update copyright.
16646 (CHECK_STACK_LIMIT): Add parenthesis.
16647 (AT_BP): Uppercase macro parameter.
16648 (x86_64_int_parameter_registers): Constify.
16649 (x86_64_int_return_registers): Likewise.
16650 (ix86_compare_op0): Use rtx.
16651 (construct_container): Constify INTREG parameter.
16652 (function_arg): Use rtx.
16654 * diagnostic.h: Update copyright date.
16655 (output_buffer_state): Add parenthesis.
16656 (output_buffer_format_args): Likewise.
16658 * combine.c (combine_instructions): Replace XEXP (links, 0)
16661 2002-01-06 H.J. Lu <hjl@gnu.org>
16663 * cfgcleanup.c (thread_jump): Fix 2 typos.
16665 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16667 * config.gcc: Add support for --enable-altivec.
16669 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16671 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16673 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16675 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16676 __objc_class_name_*.
16678 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16680 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16682 2002-01-06 Richard Henderson <rth@redhat.com>
16684 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16685 nop them out. Increment label reference count for REG_LABEL.
16686 (fill_slots_from_thread): Frob label reference count around
16687 delete_related_insns.
16689 2002-01-05 Richard Henderson <rth@redhat.com>
16691 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16694 2002-01-05 Richard Henderson <rth@redhat.com>
16696 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16697 * integrate.c (output_inline_function): Likewise.
16698 * toplev.c (rest_of_compilation): Do it here instead. Move call
16699 to remove_unnecessary_notes after emitting abstract instance.
16700 Force an emitted nested function to have its parent emited as well.
16701 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16703 (rtl_for_decl_location): Do not look at reload data structures
16704 before reload has run.
16706 2002-01-05 Kazu Hirata <kazu@hxi.com>
16708 * cse.c: Fix formatting.
16709 * dwarf2asm.c: Likewise.
16710 * dwarf2out.c: Likewise.
16711 * explow.c: Likewise.
16712 * expmed.c: Likewise.
16713 * function.c: Likewise.
16714 * gcov.c: Likewise.
16715 * gencheck.c: Likewise.
16716 * genrecog.c: Likewise.
16717 * ggc-common.c: Likewise.
16718 * ggc-page.c: Likewise.
16719 * global.c: Likewise.
16721 2002-01-05 Kazu Hirata <kazu@hxi.com>
16723 * combine.c: Fix formatting.
16725 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16728 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16730 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16732 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16733 as 1 for __powerpc64__ as well.
16735 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16737 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16740 2002-01-05 Daniel Berlin <dan@dberlin.org>
16742 * lcm.c: Revert change, due to performance regression it causes on
16743 SPEC because it's slightly more conservative (sigh, I hate
16746 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16748 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16750 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16752 * doc/cppinternals.texi: Update.
16754 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16756 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16757 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16759 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16760 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16761 kludge for pre-october-14th mmix versions to handle new-found bug
16762 with PUSHJ/PUSHGO and the register stack.
16763 * config/mmix/mmix.h (struct machine_function): Rename member
16764 has_call_value_without_parameters to has_call_without_parameters.
16765 All referers changed.
16766 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16767 TARGET_MASK_BRANCH_PREDICT): New macros.
16768 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16769 -mno-reg-stack-fill-bug-workaround.
16770 * config/mmix/mmix.md ("call"): Set struct machine member
16771 has_call_without_parameters.
16773 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16775 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16777 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16779 * cfgcleanup.c: Include tm_p.h
16780 (mark_effect): Fix handling of hard register; fix handling of SET
16782 2002-01-04 Kazu Hirata <kazu@hxi.com>
16784 * config/h8300/h8300.md (anonymous patterns): Check that
16785 operands are registers before using REGNO on them.
16787 2002-01-03 Roland McGrath <roland@frob.com>
16789 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16791 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16793 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16794 * c-common.h (genrtl_expr_stmt_value): Likewise.
16795 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16796 (expand_expr_stmt_value): Add maybe_last argument.
16797 Don't warn about statement with no effect if it is the last statement
16798 in expression statement.
16799 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16800 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16801 expand_expr_stmt_value.
16802 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16803 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16804 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16805 as maybe_last to expand_expr_stmt_value.
16807 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16809 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16810 be passed in, do not build it.
16811 (c_begin_if_stmt): New function.
16812 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16813 * c-common.h (c_expand_start_cond): Update prototype.
16814 (c_begin_if_stmt): Prototype new function.
16815 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16816 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16817 c_begin_while_stmt and c_finish_while_stmt_cond.
16819 2002-01-04 William Cohen <wcohen@redhat.com>
16821 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16822 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16823 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16824 * config/pa/som.h (ASM_FILE_START): Likewise.
16826 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16828 * lcm.c: Include df.h.
16829 Add available_transfer_function prototype.
16830 (compute_available): Rework to use iterative dataflow framework.
16831 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16832 with bb_info in df.h
16833 (available_transfer_function): New function.
16835 * Makefile.in (lcm.o): add df.h to dependencies.
16837 2002-01-04 Richard Henderson <rth@redhat.com>
16839 * config/alpha/alpha.c (some_operand): Accept HIGH.
16840 (input_operand): Likewise; accept simple references to globals.
16841 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
16842 (alpha_const_double_ok_for_letter_p): Likewise.
16843 (alpha_extra_constraint): Likewise.
16844 (alpha_preferred_reload_class): Likewise. Do not force
16845 symbolic constants to memory.
16846 (alpha_legitimate_address_p): Accept simple references
16847 to small_symbolic_operand.
16848 (alpha_legitimize_address): New arg scratch. Be prepared to be
16849 called when no_new_pseudos. Emit simple symbolic references.
16850 Split integers into low, high, and rest.
16851 (alpha_expand_mov): Use alpha_legitimize_address.
16852 (some_small_symbolic_mem_operand): New.
16853 (split_small_symbolic_mem_operand): New.
16854 * config/alpha/alpha-protos.h: Update.
16855 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
16856 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16857 (EXTRA_CONSTRAINT): Likewise.
16858 (PREFERRED_RELOAD_CLASS): Likewise.
16859 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
16860 (PREDICATE_CODES): Update.
16861 * config/alpha/alpha.md: New post-reload splitters to convert
16862 simplfied symbolic operands to the form that references $29.
16863 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
16864 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
16866 2002-01-03 Richard Henderson <rth@redhat.com>
16868 * local-alloc.c (function_invariant_p): Update commentary.
16870 2002-01-04 H.J. Lu <hjl@gnu.org>
16872 * toplev.c (rest_of_compilation): Fix a typo when calling
16875 2002-01-03 Kazu Hirata <kazu@hxi.com>
16877 * c-common.c: Fix formatting.
16878 * diagnostic.c: Likewise.
16879 * doloop.c: Likewise.
16880 * dwarf2out.c: Likewise.
16882 2002-01-03 Kazu Hirata <kazu@hxi.com>
16884 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
16885 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
16887 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16889 * cpperror.c: Update comments and copyright.
16890 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
16891 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
16893 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
16895 * collect2.c (main): Use strcmp when testing for "-shared".
16897 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16899 * cppmacro.c: Don't include intl.h. Update comments.
16900 (new_number_token): Allocate enough buffer for 64-bit unsigned
16901 integers; update prototype.
16902 * cppmain.c: Update comments.
16904 2002-01-03 William Cohen <wcohen@redhat.com>
16906 * function.h (struct function): Add profile.
16907 (current_function_profile): New.
16908 doc/extend.texi: Update documentation.
16909 * final.c (final_start_function): Use current_function_profile
16910 instead of profile_flag.
16911 (profile_after_prologue): Likewise.
16912 * function.c (expand_function_start): Likewise.
16913 (expand_function_start): Likewise.
16914 * config/alpha/alpha.c (direct_call_operand):
16915 (alpha_does_function_need_gp): Likewise.
16916 (alpha_expand_prologue): Likewise.
16917 * config/arm/arm.c (arm_expand_prologue): Likewise.
16918 thumb_expand_prologue: Likewise.
16919 * config/d30v/d30v.c (d30v_stack_info): Likewise.
16920 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
16921 (fr30_expand_prologue): Likewise.
16922 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
16923 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
16924 * config/i386/i386.h (FINALIZE_PIC): Likewise.
16925 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16926 * config/i960/i960.c (i960_output_function_prologue): Likewise.
16927 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
16928 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
16929 (m32r_expand_prologue): Likewise.
16930 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
16931 (m88k_expand_prologue): Likewise.
16932 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
16933 * config/mips/mips.c (compute_frame_size): Likewise.
16934 (mips_expand_prologue): Likewise.
16935 (mips_can_use_return_insn): Likewise.
16936 * config/pa/elf.h (ASM_FILE_START): Likewise.
16937 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16938 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16939 * config/pa/som.h (ASM_FILE_START): Likewise.
16940 * config/romp/romp.c (romp_using_r14): Likewise.
16941 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
16942 (rs6000_stack_info): Likewise.
16943 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16944 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
16945 * config/v850/v850.c (compute_register_save_size): Likewise.
16947 2002-01-03 Jakub Jelinek <jakub@redhat.com>
16949 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
16950 gen_lowpart_common fails, use gen_lowpart_SUBREG.
16952 2002-01-03 Turly O'Connor <turly@apple.com>
16954 * darwin.c (machopic_output_possible_stub_label): Don't generate
16955 stub routines for pseudo-stubs which we've just defined.
16957 2002-01-03 Kazu Hirata <kazu@hxi.com>
16959 * builtins.c: Fix formatting.
16960 * c-typeck.c: Likewise.
16961 * combine.c: Likewise.
16962 * expr.c: Likewise.
16963 * loop.c: Likewise.
16965 2002-01-03 Andreas Schwab <schwab@suse.de>
16967 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
16968 and return true if _cpp_push_next_buffer pushed a new include
16970 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
16971 _cpp_pop_file_buffer did not push a new file.
16972 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
16974 2002-01-02 Eric Christopher <echristo@redhat.com>
16976 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
16977 FIND_REG_INC_NOTE call. Update copyright.
16978 * loop.c (canonicalize_condition): Ditto.
16979 * reorg.c (delete_scheduled_jump): Ditto.
16981 2002-01-03 Kazu Hirata <kazu@hxi.com>
16983 * gcse.c: Fix formatting.
16985 2002-01-03 Graham Stott <grahams@redhat.com>
16987 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
16988 forward defs for struct tags rtx_def, union_tree, rtvec_def
16989 also output corresponding typedefs for rtx, tree, and rtvec.
16991 * system.h: Move forward defs for struct tags rtx_def, union_tree,
16992 rtvec_def along with corresponding typedefs for rtx, tree, and
16993 rtvec to config.h, hconfig.h, tconfig.h.
16995 2002-01-03 Graham Stott <grahams@redhat.com>
16997 * tree.h: Update copyright date.
16998 (IS_EXPR_CODE_CLASS): Add parenthesis.
16999 (TREE_SET_CODE): Add whitespace.
17000 (TREE_CHECK): Add parenthesis.
17001 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
17002 (CST_OR_CONSTRUCTOR_CHECK):
17003 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
17004 (TREE_SYMBOL_REFERENCED): Whitespace.
17005 (INT_CST_LT): Likewise.
17006 (INT_CST_LT_UNSIGNED): Likewise.
17007 (tree_real_cst): Unwrap comment.
17008 (tree_string): Likewise.
17009 (tree_complex): Likewise.
17010 (IDENTIFIER_POINTER): correct cast.
17011 (SAVE_EXPR_CONTEXT): Whitespace.
17012 (EXPR_WFL_FILENAME_NODE): Likewise.
17013 (EXPR_WFL_FILENAME): Remove parenthesis.
17014 (DECL_ORIGIN): Add parenthesis.
17015 (DECL_FROM_INLINE): Use NULL_TREE.
17016 (build_int_2): Whitespace.
17017 (build_type_variant): Add parenthesis.
17019 * gcc/jcf-parse.c: Update copyright date.
17020 (yyparse): Constify resource_filename.
17022 2002-01-03 Graham Stott <grahams@redhat.com>
17024 * rtl.h: Update copyright date.
17025 (RTL_CHECK1): Wrap long line.
17026 (RTL_CHECK2): Likewise.
17027 (RTL_CHECKC1): Wrap long line and whitespace.
17028 (RTL_CHECKC2): Likewise.
17029 (XWINT): Whitespace.
17035 (XBITMAP): Likewise.
17037 (XBBDEF): Likewise.
17039 (X0WINT): Likewise.
17041 (X0UINT): Likewise.
17045 (X0MODE): Likewise.
17046 (X0BITMAP): Likewise.
17047 (X0TREE): Likewise.
17048 (X0BBDEF): Likewise.
17049 (X0ADVFLAGS): Likewise.
17050 (X0CSELIB): Likewise.
17051 (X0MEMATTR): Likewise.
17052 (XCWINT): Likewise.
17054 (XCUINT): Likewise.
17058 (XCMODE): Likewise.
17059 (XCBITMAP): Likewise.
17060 (XCTREE): Likewise.
17061 (XCBBDEF): Likewise.
17062 (XCADVFLAGS): Likewise.
17063 (XCCSELIB): Likewise.
17064 (XC2EXP): Likewise.
17065 (INSN_UID): Likewise.
17066 (PREV_INSN): Likewise.
17067 (PATTERN): Likewise.
17068 (INSN_CODE): Likewise.
17069 (PUT_REG_NOTE_KIND): Likewise.
17070 (CODE_LABEL_NUMBER): Likewise.
17071 (NOTE_SOURCE_FILE): Likewise.
17072 (NOTE_BLOCK): Likewise.
17073 (NOTE_EH_HANDLER): Likewise.
17074 (NOTE_RANGE_INFO): Likewise.
17075 (NOTE_LIVE_INFO): Likewise.
17076 (NOTE_BASIC_BLOCK): Likewise.
17077 (NOTE_EXPECTED_VALUE): Likewise.
17078 (NOTE_LINE_NUMBER): Likewise.
17079 (LABEL_NAME): Likewise.
17080 (LABEL_NUSES): Likewise.
17081 (LABEL_ALTERNATE_NAME): Likewise.
17082 (ADDRESSOF_DECL): Likewise.
17083 (JUMP_LABEL): Likewise.
17084 (LABEL_NEXTREF): Likewise.
17086 (ORIGINAL_REGNO: Likewise.
17087 (HARD_REGISTER_NUM_P): Add parenthesis.
17088 (SUBREG_REG): Whitespace.
17089 (SUBREG_BYTE): Likewise.
17090 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
17091 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
17092 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
17093 (ASM_OPERANDS_INPUT_VEC): Likewise.
17094 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
17095 (ASM_OPERANDS_INPUT): Likewise.
17096 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
17097 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
17098 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
17099 (ASM_OPERANDS_INPUT_MODE): Likewise.
17100 (ASM_OPERANDS_SOURCE_FILE): Likewise.
17101 (ASM_OPERANDS_SOURCE_LINE): Likewise.
17102 (MEM_SET_IN_STRUCT_P): Minor reformat.
17103 (TRAP_CONDITION): Whitespace.
17104 (TRAP_CODE): Likewise.
17105 (COND_EXEC_TEST): Likewise.
17106 (COND_EXEC_CODE): Likewise.
17107 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
17108 (PHI_NODE_P): Add parenthesis.
17109 (plus_constant): Whitespace and add parenthesis.
17111 2002-01-03 Kazu Hirata <kazu@hxi.com>
17113 * config/avr/avr.c: Fix comment typos.
17114 * config/c4x/c4x.md: Likewise.
17115 * config/dsp16xx/dsp16xx.h: Likewise.
17116 * config/dsp16xx/dsp16xx.md: Likewise.
17117 * config/i386/i386.md: Likewise.
17118 * config/ia64/ia64.c: Likewise.
17119 * config/m32r/m32r.h: Likewise.
17120 * config/m68hc11/m68hc11.md: Likewise.
17121 * config/mmix/mmix.c: Likewise.
17122 * config/mn10200/mn10200.c: Likewise.
17123 * config/romp/romp.c: Likewise.
17124 * config/sh/sh.c: Likewise.
17125 * config/stormy16/stormy16.c: Likewise.
17126 * config/stormy16/stormy16.h: Likewise.
17127 * config/stormy16/stormy16.md: Likewise.
17129 2002-01-03 Graham Stott <grahams@redhat.com>
17131 * loop.h: Update copyright date.
17132 (LOOP_MOVABLES): Fix typo.
17133 (LOOP_REGS): Likewise.
17134 (LOOP_IVS): Likewise.
17136 2002-01-03 Graham Stott <grahams@redhat.com>
17138 * cppinit.c: Update copyright date.
17139 Don't include output.h
17140 * Makefile.in: Update copyright date.
17143 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
17146 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
17147 (-pthread) Add to RS/6000 options.
17149 2002-01-02 Kazu Hirata <kazu@hxi.com>
17151 * except.c: Fix comment typos.
17152 * loop.c: Likewise.
17153 * varasm.c: Likewise.
17154 * doc/tm.texi: Fix a typo.
17156 2002-01-02 Jakub Jelinek <jakub@redhat.com>
17158 * c-typeck.c (output_init_element): Allow initializing static storage
17159 duration objects with compound literals.
17161 2002-01-02 Richard Henderson <rth@redhat.com>
17163 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
17166 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17168 * gcc.c (default_compilers): Const-ify.
17169 * mips-tdump.c (stab_names): Likewise.
17170 * mips-tfile.c (map_coff_types, map_coff_storage,
17171 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
17172 pseudo_ops_t, pseudo_ops): Likewise.
17173 * protoize.c (default_include): Likewise
17175 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
17176 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
17177 Add array size in declaration.
17178 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
17179 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
17180 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
17181 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
17182 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
17183 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
17184 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
17185 emtens, make_nan): Const-ify.
17186 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
17187 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
17189 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
17191 * config.gcc (ia64-*-*): Set extra_headers.
17192 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
17193 * config/alpha/t-osf: Remove.
17194 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
17196 2002-01-02 David Edelsohn <edelsohn@gnu.org>
17198 * config/rs6000/t-aix43: Revert previous change.
17200 2002-01-02 Jason Merrill <jason@redhat.com>
17202 * c-decl.c (c_expand_body): Call outlining_inline_function when
17203 emitting an inline function out of line.
17205 2002-01-02 Richard Henderson <rth@redhat.com>
17207 * dwarf2out.c (limbo_die_node): Add created_for member.
17208 (new_die): New argument created_for. Update all callers.
17209 (mark_limbo_die_list): New.
17210 (dwarf2out_init): Register limbo_die_list as a root.
17211 (dwarf2out_finish): Force insert limbo dies into their function
17214 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
17217 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
17219 2002-01-02 Kazu Hirata <kazu@hxi.com>
17221 * config/h8300/fixunssfsi.c: Update copyright.
17224 * config/h8300/h8300.c: Update copyright.
17225 Eliminate warnings.
17227 2002-01-02 Kazu Hirata <kazu@hxi.com>
17229 * config/romp/romp.c: Fix comment formatting.
17230 * config/romp/romp.h: Likewise.
17231 * config/romp/romp.md: Likewise.
17232 * config/s390/s390.c: Likewise.
17233 * config/stormy16/stormy16.c: Likewise.
17234 * config/stormy16/stormy16.h: Likewise.
17236 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
17238 * c-common.h (genrtl_expr_stmt_value): Declare.
17239 * c-semantics.c (genrtl_goto_stmt): Redirect to...
17240 (genrtl_goto_stmt_value): ... this new function. Pass new
17241 argument down to expand_expr_stmt_value, taking
17242 TREE_ADDRESSABLE into account.
17243 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
17244 STMT_EXPR as addressable, i.e., one whose result we want.
17245 * expr.c (expand_expr): Don't save expression statement value
17246 of labeled_blocks or loop_exprs.
17247 * stmt.c (expand_expr_stmt): Redirect to...
17248 (expand_expr_stmt_value): ... this new function. Use new
17249 argument to tell whether to save expression value.
17250 (expand_end_stmt_expr): Reset last_expr_type and
17251 last_expr_value if we don't have either.
17252 * tree-inline.c (declare_return_variable): Mark its use
17253 statement as addressable.
17254 * tree.h: Document new use of TREE_ADDRESSABLE.
17255 (expand_expr_stmt_value): Declare.
17257 2002-01-01 Tom Rix <trix@redhat.com>
17259 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
17260 rs6000_emit_allocate_stack.
17262 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
17264 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
17265 ${srcdir}/ginclude/ to every entry in extra_headers.
17266 * configure: Regenerate.
17267 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
17268 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
17269 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
17270 * ginclude/proto.h: Rename to config/convex/proto.h.
17272 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17274 * attribs.c (handle_vector_size_attribute): Use host_integerp
17275 and tree_int_cst; remove warnings.
17276 * caller-save.c (insert_restore): Add cast to get rid of warning.
17277 (insert_save): Likewise.
17278 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
17279 * regmove.c (find_matches): Add temporary var to kill a warning.
17281 2002-01-01 Douglas B Rupp <rupp@gnat.com>
17283 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
17284 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
17285 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
17286 (vms-dwarf2eh.o): Add Makefile rule.
17287 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
17288 * config/alpha/vms-dwarf2eh.asm: New file.
17290 * gcc.c (delete_if_ordinary): Delete all versions.
17292 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
17294 * config/mmix/mmix.md: Update FIXME to not mention
17296 (MMIX_rJ_REGNUM): New define_constants constant.
17297 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
17298 "*movdicc_real"): Adjust contraints formatting.
17299 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
17300 for branch prediction.
17301 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
17303 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
17304 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
17305 number. Delete related FIXMEs.
17306 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
17307 from number to MMIX_rJ_REGNUM.
17308 (TARGET_MASK_BRANCH_PREDICT): New.
17309 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
17310 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
17311 value. Add -mbranch-predict and -mno-branch-predict.
17312 (TARGET_VERSION): Drop date.
17313 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
17314 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
17315 for finding out global symbols.
17316 (mmix_asm_output_labelref): Revert condition for global symbol.
17317 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
17318 (mmix_print_operand_punct_valid_p): A '+' is valid.
17320 See ChangeLog.6 for earlier changes.