1 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
4 NETBSD_OS_CPP_BUILTINS_AOUT.
5 (SUBTARGET_EXTRA_SPECS): Define.
6 (CPP_SPEC): Use %(netbsd_cpp_spec).
8 2002-05-29 Richard Henderson <rth@redhat.com>
10 * config/i386/i386.c (ix86_output_function_epilogue): New.
11 (TARGET_ASM_FUNCTION_EPILOGUE): New.
12 (pic_label_name): Remove.
13 (pic_labels_used): New.
14 (ix86_asm_file_end): Emit one pc load stub for each register used.
15 (output_set_got): Generate deep pc load to any register.
16 (ix86_select_alt_pic_regnum): New.
17 (ix86_save_reg): Don't save pic register if we can find a valid
18 call-clobbered replacement.
19 (ix86_expand_prologue): If we found a valid replacement, renumber
21 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
22 pic_offset_table_rtx after reload.
23 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
24 * config/i386/i386.md (set_got): Make insn, not expander.
25 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
27 2002-05-29 Richard Henderson <rth@redhat.com>
29 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
32 2002-05-29 Richard Henderson <rth@redhat.com>
34 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
35 (print_operand_address): Only add rip for symbolic addresses
36 for which we do not have another relocation type.
38 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
40 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
41 (EXTRA_SPECS): Add netbsd_cpp_spec.
42 (CPP_SPEC): Use %(netbsd_cpp_spec).
43 (CPP_PREDEFINES): Remove.
44 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
45 (EXTRA_SPECS): Define.
46 (CPP_SPEC): Use %(netbsd_cpp_spec).
47 (CPP_PREDEFINES): Remove.
49 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
52 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
55 2002-05-29 Eric Christopher <echristo@redhat.com>
57 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
58 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
60 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
62 * config/fr30/fr30.md: Remove previous restriction on splits.
63 Enforce conformance through gen_lowpart and cont_int_operand.
64 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
65 as the assembler does not support ".bss".
67 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
69 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
70 (CPP_PREDEFINES): Remove.
71 (SUBTARGET_EXTRA_SPECS): Define.
72 (CPP_SPEC): Use %(netbsd_cpp_spec).
73 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
74 (CPP_PREDEFINES): Remove.
75 (SUBTARGET_EXTRA_SPECS): Define.
76 (CPP_SPEC): Use %(netbsd_cpp_spec).
77 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
78 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
79 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
81 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
83 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
84 Zack Weinberg <zack@codesourcery.com>
86 * cppexp.c (cpp_num): Move to cpplib.h.
88 (interpret_float_suffix, interpret_int_suffix): New.
89 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
90 (cpp_classify_number, cpp_interpret_integer): New.
91 (interpret_number): Remove.
92 (eval_token): Update to use new routines.
93 * cpphash.h (cpp_num_part): Move to cpplib.h.
94 * cppinit.c (cpp_post_options): Set warn_long_long.
95 * cpplib.h (struct cpp_options): Add warn_long_long.
96 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
97 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
98 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
99 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
100 cpp_interpret_integer): New.
102 2002-05-29 Joel Sherrill <joel@OARcorp.com>
104 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
106 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
108 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
109 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
110 (CPP_SUBTARGET_SPEC): Define.
111 (SUBTARGET_EXTRA_SPECS): Define.
114 2002-05-29 Chris Lattner <sabre@nondot.org>
116 * ssa.c (rename_insn_1): Rename uses of undefined registers to
117 prevent confusion if/when the register is defined.
119 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
122 * config/cris/cris.md: Fix typos and thinkos in comments.
123 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
125 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
126 ("*mov_sideqi_mem"): Similar, but for operand 3.
127 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
128 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
129 Remove spurious mode specifier on operand 2.
131 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
133 * config/h8300/h8300-protos.h: Remove the prototype for
135 Add prototypes for single_one_operand and single_zero_operand.
136 * config/h8300/h8300.c (o_operand): Remove.
137 (single_one_operand): New.
138 (single_zero_operand): Likewise.
139 (print_operand): For 'V' operand, and the operand with 0xff.
140 For 'V' and 'W' operands, do not and the bit position with 7.
141 * config/h8300/h8300.md (various anonymous patterns): Replace
142 use of exact_log2 with single_one_operand/single_zero_operand.
144 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
146 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
148 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
150 * config/s390/s390.c (legitimate_pic_operand_p): Do not
151 accept symbolic LARL operands.
152 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
155 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
157 * config/s390/s390.md (cmpstr_64/31): Mark whole
158 input registers as used.
160 2002-05-28 Richard Henderson <rth@redhat.com>
162 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
163 not current_function_uses_pic_offset_table and
164 current_function_uses_const_pool; examine current_function_profile.
165 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
166 input to blockage if needed.
167 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
168 (legitimize_pic_address): Likewise. Set regs_ever_live for
169 pic_offset_table_rtx when invoked during reload.
170 * config/i386/i386.h (FINALIZE_PIC): Remove.
171 * config/i386/i386.md (tablejump): Reformat. Do not set
172 current_function_uses_pic_offset_table.
173 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
174 (blockage): Accept anything as operand 0.
176 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
178 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
179 common CPP built-ins for all NetBSD a.out targets.
180 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
181 common CPP built-ins for all NetBSD ELF targets.
182 * config/netbsd.h: Add missing notice.
183 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
184 for all NetBSD targets.
185 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
186 for all NetBSD targets using an LP64 code model.
187 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
190 2002-05-28 Richard Henderson <rth@redhat.com>
192 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
193 update if UPDATE_LIFE_LOCAL.
195 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
197 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
199 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
200 Jason R. Thorpe <thorpej@wasabisystems.com>
202 config/sh reorganization to factor out endianness and coff:
204 * config/sh/little.h: New file.
205 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
206 defined, define to 0 to select big-endian.
207 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
208 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
209 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
210 * config/sh/t-be: New file.
211 * config/sh/t-le: New file.
213 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
214 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
215 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
216 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
217 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
218 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
219 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
220 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
221 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
222 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
223 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
224 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
225 (LINK_SPEC): Define to SH_LINK_SPEC.
226 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
227 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
228 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
229 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
230 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
231 * config/sh/coff.h: New file.
232 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
233 (TARGET_OBJFMT_CPP_BUILTINS): Define.
234 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
235 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
236 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
237 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
238 (PTRDIFF_TYPE): Likewise.
239 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
240 (CPP_PREDEFINES): Don't define.
241 (TARGET_OBJFMT_CPP_BUILTINS): Define.
242 (LINK_SPEC): Define to SH_LINK_SPEC.
243 (LINK_EMUL_PREFIX): Redefine.
244 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
245 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
246 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
247 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
248 (TARGET_OS_CPP_BUILTINS): Define.
249 (TARGET_DEFAULT): Redefine.
250 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
251 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
252 (LINK_SPEC): Don't redefine.
253 (LINK_DEFAULT_CPU_EMUL): Redefine.
254 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
255 * sh.c (sh_asm_named_section): Don't declare / define.
256 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
257 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
258 (sh64-*-elf* tm_file): Likewise.
259 (sh-*-rtemself* tm_file): Likewise.
260 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
261 (sh-*-linux* tmake_file): Add sh/t-le.
262 (sh-*-rtems* tm_file): Add sh/coff.h
263 (sh-*-* tm_file): Likewise.
265 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
267 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
268 CONSTANT_POOL_ADDRESS_P.
270 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
272 2002-05-22 David Edelsohn <edelsohn@gnu.org>
273 Jeff Law <law@redhat.com>
275 * optabs.c (expand_binop): Fix nwords sign warnings.
276 generate pseudo for add_optab.
278 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
279 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
281 2002-05-28 Marc Espie <espie@openbsd.org>
283 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
284 inherited from gas.h.
285 (ASM_QUAD): Undef. OpenBSD does not support it.
287 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
289 * doc/install.texi (binaries): Change mingw binaries
290 link to www.mingw.org.
292 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
294 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
296 2002-05-28 Richard Henderson <rth@redhat.com>
298 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
299 bottom alignment for leaf functions.
301 2002-05-28 Zack Weinberg <zack@codesourcery.com>
303 * config/pa/milli32.S, config/pa/lib1funcs.asm,
304 config/sparc/sol2-g1.asm: Delete unused files.
306 2002-05-28 Richard Henderson <rth@redhat.com>
308 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
310 * flow.c (calculate_global_regs_live): Rename call_used to
311 invalidated_by_call. Initialize from regs_invalidated_by_call
312 instead of call_used_regs.
314 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
317 2002-05-28 Zack Weinberg <zack@codesourcery.com>
319 * tree.h: Forward-declare struct realvaluetype.
320 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
322 (TREE_REAL_CST_PTR): New accessor.
323 (TREE_REAL_CST): Update.
324 * real.h: Include machmode.h.
325 (realvaluetype): Make it struct realvaluetype, not a typedef.
326 (build_real): Prototype here.
328 * tree.c: Include real.h.
329 (build_real): Allocate the REAL_VALUE_TYPE as a separate
330 object in GC memory, set TREE_REAL_CST_PTR to point to it.
331 (build_real_from_int_cst): Use build_real.
332 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
335 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
336 fold-const.c, print-tree.c, real.c: Include real.h.
337 * Makefile.in: Update dependency lists.
339 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
341 * basic-block.h (last_basic_block): Declare.
342 (expunge_block_nocompact): Declaration removed.
343 (compact_blocks): Declare.
344 * cfg.c (last_basic_block): New variable.
345 (expunge_block_nocompact): Removed.
346 (expunge_block): Do not compact basic blocks.
347 (compact_blocks): New.
348 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
350 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
352 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
353 real positions of blocks.
354 (delete_unreachable_blocks): Simplified -- quadratic behavior now
356 (cleanup_cfg): Compact blocks.
357 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
358 basic_block_info varray.
359 (flow_delete_block): Comment update.
360 (back_edge_of_syntactic_loop_p): Modify position check code.
361 (verify_flow_info): Update checking.
362 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
363 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
364 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
365 indices no longer change.
366 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
368 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
369 * profile.c (branch_prob): Compact blocks.
370 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
373 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
375 * config/h8300/h8300.md (two anonymous patterns): New.
377 2002-05-28 David S. Miller <davem@redhat.com>
379 * config/sparc/sparc.md (cpu): Tidy.
380 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
382 (in_call_delay): Delete reference to 'return' type.
383 (eligible_for_return_delay, in_return_delay, define_delay
384 referencing those): Delete.
385 (rest of file): Use new type attributes as appropriate.
386 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
387 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
388 * config/sparc/ultra1_2.md (us1_single): New reservation.
389 (us1_ialuX): Likewise.
390 * config/sparc/ultra3.md (us3_single): Likewise.
391 (us3_ialuX): Likewise.
392 (us3_imul, us3_idiv): Tweak.
394 2002-05-28 Richard Henderson <rth@redhat.com>
396 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
399 2002-05-28 Richard Henderson <rth@redhat.com>
401 * config.gcc: Obsolete mn10200.
403 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
405 * cppexp.c (interpret_number): Optimize for single-digit
406 and less-than-half-precision cases.
407 (num_trim, num_positive, num_div_op): Cast constants.
409 2002-05-27 Bo Thorsen <bo@suse.de>
411 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
412 3.1 branch. The file was made by Jakub Jelinek.
413 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
414 support so multilib doesn't break. And don't define this at all
415 when -Dinhibit_libc is used.
416 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
417 * config/i386/t-linux64: Implement full multilib support. Patch
418 originally done by Andreas Jaeger and Jakub Jelinek.
420 2002-05-27 Roger Sayle <roger@eyesopen.com>
422 * c-common.c: Add support for __attribute__((nothrow)) to specify
423 that a function cannot throw an exception (using TREE_NOTHROW).
424 (handle_nothrow_attribute): New function to process this attribute.
426 * doc/extend.texi: Document the new nothrow function attribute.
428 2002-05-27 H.J. Lu (hjl@gnu.org)
430 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
431 (num_positive): Likewise.
432 (num_div_op): Likewise.
434 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
436 * c-common.c (c_common_init): Always use intmax_t.
438 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
440 * c-common.c (c_common_init): Use intmax_t for now.
442 2002-05-24 Andrew Haley <aph@redhat.com>
444 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
445 if T is a boolean type.
447 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
449 * basic-block.h (last_basic_block): Defined as synonym for
451 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
452 flow_depth_first_order_compute, flow_preorder_transversal_compute,
453 flow_dfs_compute_reverse_init): Replaced relevant occurences of
454 n_basic_blocks with last_basic_block.
455 * cfgbuild.c (make_edges): Likewise.
456 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
457 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
458 * combine.c (combine_instructions): Likewise.
459 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
460 iterative_dataflow_bitmap): Likewise.
461 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
462 calc_idoms, idoms_to_doms): Likewise.
463 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
465 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
466 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
467 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
468 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
469 delete_null_pointer_checks, compute_code_hoist_vbeinout,
470 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
471 compute_store_table, build_store_vectors): Likewise.
472 * haifa-sched.c (sched_init): Likewise.
473 * ifcvt.c (if_convert): Likewise.
474 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
475 pre_edge_lcm, compute_available, compute_nearerout,
476 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
478 * predict.c (estimate_probability, process_note_prediction,
479 note_prediction_to_br_prob): Likewise.
480 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
481 * recog.c (split_all_insns, peephole2_optimize): Likewise.
482 * regrename.c (copyprop_hardreg_forward): Likewise.
483 * resource.c (init_resource_info): Likewise.
484 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
485 init_regions, schedule_insns): Likewise.
486 * ssa-ccp.c (ssa_const_prop): Likewise.
487 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
488 * ssa.c (compute_dominance_frontiers,
489 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
491 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
492 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
495 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
497 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
499 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
500 hoist_insn_after, hoist_insn_to_edge): New.
502 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
504 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
505 (PROP_FINAL): Include.
506 * flow.c (life_analysis, update_life_info,
507 init_propagate_block_info, mark_set_1, mark_used_rgs):
508 Support SCAN_DEAD_STORE.
510 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
512 * c-common.c (c_common_init): Set CPP arithmetic precision.
513 * cppexp.c (cpp_num_part): Move typedef ...
514 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
515 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
516 (sanity_checks): Update.
518 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
520 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
521 (mkheaders): New rule.
522 (install-mkheaders): New rule.
523 * configure.in (all_outputs): Add mkheaders.
524 * configure: Regenerate.
525 * mkheaders.in: New file.
527 2002-05-26 Jakub Jelinek <jakub@redhat.com>
529 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
531 2002-05-26 Andreas Jaeger <aj@suse.de>
533 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
535 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
537 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
538 right_shift): Remove.
539 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
541 (struct op): Use cpp_num.
542 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
543 num_part_mul, num_unary_op, num_binary_op, num_negate,
544 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
545 num_div_op, num_lshift, num_rshift, append_digit): New.
546 (interpret_number, parse_defined, eval_token, reduce): Update
547 for two-integer arithmetic.
548 (binary_handler): New typedef.
550 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
551 (_cpp_parse_expr, reduce): Update to handle two-integers.
552 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
554 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
556 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
557 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
558 branch insn into account, do not assume 1.
559 (avr_out_sbxx_branch): New function. Optimize cases of skipping
560 over single word insn. Handle upper half of I/O space too.
561 * config/avr/avr.md (*sbrx_branch): Use it.
562 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
563 (*sbix_branch, *sbix_branch_bit7): Likewise.
564 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
565 Use RTL peepholes to optimize register operand sign tests.
567 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
569 * config/avr/avr.c (avr_asm_only_p): New variable.
570 (avr_override_options): Set it here if AVR1.
571 (asm_file_start): Test it here, report an error if set.
573 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
575 * alias.c: Fix formatting.
576 * attribs.c: Likewise.
577 * bb-reorder.c: Likewise.
578 * bitmap.c: Likewise.
579 * bitmap.h: Likewise.
580 * builtins.c: Likewise.
582 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
584 * reload.c (find_valid_class): Accept new argument DEST,
585 choose class accordingly.
586 (push_reload): Update callers.
588 2002-05-26 Andreas Jaeger <aj@suse.de>
590 * combine.c (combine_instructions): Do not indent #if for
593 2002-05-25 Richard Henderson <rth@redhat.com>
595 * c-pragma.c (apply_pragma_weak): Convert value identifier to
596 string for decl_attributes.
597 (handle_pragma_weak): Call assemble_alias if we're modifying
600 2002-05-25 Richard Henderson <rth@redhat.com>
603 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
604 using rtl instead of fprintf.
605 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
606 * config/sparc/sparc-protos.h: Update.
608 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
610 * Makefile.in (C_COMMON_H): Fix.
611 Update other targets.
612 * c-common.c: Don't include c-lex.h.
613 (builtin_define_with_value): Make static and prototype.
614 (builtin_define_std): Move from c-lex.h.
615 * c-common.h (init_c_lex): Move from c-lex.h.
616 * c-decl.c: Don't include c-lex.h.
617 (make_pointer_declarator): Move from c-parse.in.
618 * c-lex.c: Don't include c-lex.h.
620 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
621 (make_pointer_declarator): Move to c-decl.c.
622 * c-pragma.c: Don't include c-lex.h.
623 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
624 * c-tree.h (make_pointer_declarator): New.
626 * passes.texi, tm.texi: Update.
628 * Make-lang.in: Update and correct.
629 * objc-act.c: Don't include c-lex.h or cpplib.h.
631 * treetree.c: Don't include c-lex.h.
633 * darwin-c.c: Don't include c-lex.h.
634 * c4x/c4x-c.c: Don't include c-lex.h.
636 * i370/i370-c.c: Don't include c-lex.h.
637 * i370/t-i370: Update.
638 * i960/i960-c.c: Don't include c-lex.h.
639 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
640 * i960/t-960bare: Update.
641 * i960/t-vxworks: Update.
642 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
643 * rs6000/t-darwin: Update.
644 * rs6000/t-rs6000-c-rule: Update.
645 * v850/v850-c.c: Don't include c-lex.h.
646 * v850/v850.c: Don't include c-lex.h or cpplib.h.
649 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
651 * tree.def: Fix typos.
652 * doc/install.texi: Likewise.
654 2002-05-25 Richard Henderson <rth@redhat.com>
656 * configure.in (HAVE_AS_TLS): Add ia64 test.
657 * configure: Rebuild.
658 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
659 (override_options): Set it.
660 (TARGET_HAVE_TLS): New.
661 (sdata_symbolic_operand): Look for 's'.
662 (tls_symbolic_operand): New.
663 (ia64_expand_load_address): Abort for tls symbols.
664 (gen_tls_get_addr): New.
665 (gen_thread_pointer): New.
666 (ia64_expand_move): Split out from movdi. Handle tls symbols.
667 (rtx_needs_barrier): Add new unspecs.
668 (ia64_encode_section_info): Handle tls symbols.
669 (ia64_strip_name_encoding): Strip two encoding chars.
670 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
671 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
672 (TARGET_OPTIONS): Add tls-size.
673 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
674 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
675 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
676 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
677 (movsf, movdf): Likewise.
678 (movdi_symbolic): Use match_scratch. Don't split if we won't
679 have a scratch availiable.
680 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
681 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
682 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
683 * config/ia64/ia64-protos.h: Update.
684 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
685 sdata_symbolic_operand.
686 (ASM_OUTPUT_LABELREF): Strip two characters.
688 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
690 * combine.c (simplify_set): Remove an unnecessary subreg.
692 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
694 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
696 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
698 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
700 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
702 2002-05-25 Roger Sayle <roger@eyesopen.com>
704 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
705 (cond (compare x y) 0) into the equivalent (cond x y).
707 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
709 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
711 2002-05-24 Zack Weinberg <zack@codesourcery.com>
713 * config.gcc: Remove all stanzas for previously obsoleted
714 systems. Where necessary, add explicit error stanzas to
715 prevent removed systems from being misidentified as something
716 else. Begin a fresh obsoletions list, with the systems that
717 were reprieved last round.
718 * doc/install.texi: Remove all mention of dead targets.
719 * fixinc/mkfixinc.sh: Likewise.
721 * config/arm/arm.h: Bit 31 of target_flags is no longer
724 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
725 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
726 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
727 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
728 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
729 config/alpha/osf12.h, config/alpha/osf2or3.h,
730 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
731 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
732 config/clipper/clipper-protos.h, config/clipper/clipper.c,
733 config/clipper/clipper.h, config/clipper/clipper.md,
734 config/clipper/clix.h, config/convex/convex-protos.h,
735 config/convex/convex.c, config/convex/convex.h,
736 config/convex/convex.md, config/convex/fixinc.convex,
737 config/convex/proto.h, config/elxsi/elxsi-protos.h,
738 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
739 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
740 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
741 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
742 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
743 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
744 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
745 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
746 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
747 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
748 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
749 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
750 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
751 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
752 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
753 config/m68k/altos3068.h, config/m68k/apollo68.h,
754 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
755 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
756 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
757 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
758 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
759 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
760 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
761 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
762 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
763 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
764 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
765 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
766 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
767 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
768 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
769 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
770 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
771 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
772 config/mips/dec-osf1.h, config/mips/elflorion.h,
773 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
774 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
775 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
776 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
777 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
778 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
779 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
780 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
781 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
782 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
783 config/ns32k/sequent.h, config/ns32k/tek6000.h,
784 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
785 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
786 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
787 config/sparc/rtems.h, config/we32k/we32k-protos.h,
788 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
791 2002-05-24 Richard Henderson <rth@redhat.com>
793 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
794 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
795 * config/i386/i386.c (tls_model_chars): Add leading space.
796 (tls_symbolic_operand): Don't bias by 1.
797 (legitimize_address): Don't unbias by 1.
799 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
801 * lcm.c (optimize_mode_switching): Change bb used as indices
804 2002-05-24 Richard Henderson <rth@redhat.com>
806 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
807 of update_life_info_in_dirty_blocks.
809 2002-05-24 Jakub Jelinek <jakub@redhat.com>
812 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
814 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
817 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
819 2002-05-24 Jim Blandy <jimb@redhat.com>
821 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
822 entry with a type code of zero, marking the end of the compilation
825 2002-05-24 Richard Henderson <rth@redhat.com>
827 * varasm.c (asm_output_bss): Always output one byte.
828 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
830 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
832 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
835 2002-05-24 Andreas Jaeger <aj@suse.de>
837 * ggc-page.c (alloc_page): Cast variables of type size_t to
838 unsigned long, adjust printf format string.
839 (ggc_alloc): Likewise.
840 (ggc_print_statistics): Likewise.
841 (ggc_print_statistics): Correct printf format string for SCALE to
844 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
846 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
848 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
849 Zack Weinberg <zack@codesourcery.com>
851 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
853 * dwarf2out.c (lookup_filename): Properly quote filename in .file
854 directive in assembly file.
855 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
856 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
857 * config/pj/pj.h (ASM_FILE_START): Likewise.
858 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
859 * config/avr/avr.c (asm_file_end): Likewise.
860 * toplev.c (output_quoted_string): Handle possibly signed plain
862 * toplev.h (output_clean_symbol_name): Declare
863 * toplev.c (output_clean_symbol_name): Define.
864 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
865 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
867 2002-05-24 Alan Modra <amodra@bigpond.net.au>
869 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
871 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
873 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
876 2002-05-23 Richard Henderson <rth@redhat.com>
878 * configure.in (HAVE_AS_TLS): New test.
879 * config.in, configure: Rebuild.
880 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
881 (ix86_tls_dialect_string, ix86_tls_dialect): New.
882 (override_options): Set it.
883 (tls_model_chars, tls_symbolic_operand): New.
884 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
885 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
886 (local_exec_symbolic_operand): New.
887 (get_pic_label_name): Merge into output_set_got.
888 (ix86_asm_file_end): Emit pic_label_name if defined.
889 (legitimate_constant_p, constant_address_p): New.
890 (legitimate_pic_operand_p): New.
891 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
892 (legitimate_address_p): Likewise.
893 (ix86_encode_section_info): Rename from i386_; handle tls decls.
894 (ix86_strip_name_encoding): New.
895 (get_thread_pointer): New.
896 (legitimize_address): Handle tls symbols.
897 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
899 (struct machine_function): Add some_ld_name.
900 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
901 (print_operand) [&]: Use it. Handle UNSPEC_TP.
902 (output_addr_const_extra): New.
903 (maybe_get_pool_constant): New.
904 (ix86_split_to_parts): Use it.
905 (ix86_expand_move): Handle tls symbols.
906 (ix86_tls_get_addr): New.
907 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
908 (TARGET_OPTIONS): Add tls-dialect.
909 (CONSTANT_ADDRESS_P): Use new out-of-line function.
910 (LEGITIMATE_CONSTANT_P): Likewise.
911 (LEGITIMATE_PIC_OPERAND_P): Likewise.
912 (TARGET_STRIP_NAME_ENCODING): New.
913 (ASM_OUTPUT_LABELREF): New.
914 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
915 (OUTPUT_ADDR_CONST_EXTRA): New.
916 (PREDICATE_CODES): Update.
917 (ix86_tls_dialect, ix86_tls_dialect_string): New.
918 * config/i386/i386.md: Regroup and renumber unspec constants.
919 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
920 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
921 (tls_global_dynamic, tls_local_dynamic_base): New.
922 (tls_local_dynamic_once): New.
923 * config/i386/i386-protos.h: Update.
925 2002-05-23 Richard Henderson <rth@redhat.com>
927 * genemit.c (gen_insn): Print file:lineno comment before function.
929 * gensupport.c (struct queue_elem): Add filename member.
930 (queue_pattern): Initialize it; update all callers.
931 (process_include): Don't free filename.
932 (read_md_rtx): Set read_rtx_filename.
934 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
936 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
938 2002-05-23 Richard Henderson <rth@redhat.com>
940 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
942 2002-05-23 Richard Henderson <rth@redhat.com>
944 * doc/extend.texi (C++98 Thread-Local Edits): Update with
945 commentary from Mark.
947 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
949 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
950 Use FOR_EACH_BB macros to iterate over basic block chain.
951 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
952 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
954 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
955 find_unreachable_blocks, create_edge_list, verify_edge_list,
956 remove_fake_edges, add_noreturn_fake_exit_edges,
957 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
959 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
960 find_sub_basic_blocks): Likewise.
961 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
963 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
965 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
967 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
968 commit_edge_insertions, commit_edge_insertions_watch_calls,
969 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
970 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
971 * conflict.c (conflict_graph_compute): Likewise.
972 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
973 df_modified_p, df_refs_unlink, df_dump): Likewise.
974 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
975 * final.c (compute_alignments): Likewise.
976 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
977 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
978 count_or_remove_death_notes): Likewise.
979 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
980 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
981 classic_gcse, compute_transp, cprop, compute_pre_data,
982 compute_transpout, invalidate_nonnull_info,
983 delete_null_pointer_checks_1, delete_null_pointer_checks,
984 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
985 compute_store_table, build_store_vectors, store_motion): Likewise.
986 * global.c (global_conflicts, mark_elimination): Likewise.
987 * graph.c (print_rtl_graph_with_bb): Likewise.
988 * haifa-sched.c (sched_init): Likewise.
989 * ifcvt.c (if_convert): Likewise.
990 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
991 compute_available, compute_nearerout, compute_rev_insert_delete,
992 optimize_mode_switching): Likewise.
993 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
994 * predict.c (estimate_probability, note_prediction_to_br_prob,
995 propagate_freq, counts_to_freqs, expensive_function_p,
996 estimate_bb_frequencies): Likewise.
997 * profile.c (instrument_edges, get_exec_counts,
998 compute_branch_probabilities, compute_checksum, branch_prob,
999 find_spanning_tree): Likewise.
1000 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1001 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1003 * regclass.c (scan_one_insn, regclass): Likewise.
1004 * regmove.c (mark_flags_life_zones, regmove_optimize,
1005 record_stack_memrefs): Likewise.
1006 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1007 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1008 * resource.c (find_basic_block): Likewise.
1009 * sched-ebb.c (schedule_ebbs): Likewise.
1010 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1011 find_single_block_region, find_rgns, schedule_insns)
1012 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1013 * ssa-ccp.c (optimize_unexecutable_edges,
1014 ssa_ccp_df_delete_unreachable_insns): Likewise.
1015 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1016 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1017 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1018 compute_coalesced_reg_partition, rename_equivalent_regs,
1019 convert_from_ssa): Likewise.
1020 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1021 process_for_unwind_directive): Likewise.
1023 * df.c (FOR_ALL_BBS): Removed.
1024 * gcse.c (struct null_pointer_info): Type of current_block field
1026 (struct reg_avail_info): Type of last_bb field changed.
1027 * config/ia64/ia64.c (block_num): Removed.
1028 (need_copy_state): Type changed.
1031 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1033 * cppinit.c (mark_named_operators): Split out from init_builtins.
1034 (cpp_finish_options): Call it from here instead.
1036 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1038 * builtin-attrs.def: Update copyright years.
1039 (ATTR_NONNULL): New attribute identifier.
1040 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1041 attribute tree lists.
1042 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1044 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1045 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1046 attribute lists. Chain the appropriate nonnull attribute.
1047 * c-format.c (check_format_arg): Remove null format string
1049 * testsuite/gcc.dg/format/null-1.c: New test.
1051 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1053 * Makefile.in (ADAC): Define.
1055 (.SUFFIXES): Move before language makefile fragments.
1056 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1058 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1060 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1063 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1065 * cfg.c (dump_flow_info): Print results of
1066 maybe_hot/probably_never_executed predicates.
1067 * toplev.c (open_dump_file): Print function frequency.
1069 2002-05-23 David S. Miller <davem@redhat.com>
1071 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1074 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1076 * c-common.c (warn_nonnull): Declare.
1077 (c_common_attribute_table): Add "nonnull" attribute.
1078 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1079 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1080 check_function_arguments_recurse): New functions.
1081 * c-common.h (warn_nonnull): Declare extern.
1082 (check_function_arguments, check_function_arguments_recurse): New
1084 * c-decl.c (c_decode_option): Add -Wnonnull option.
1085 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1087 (format_check_context): New structure.
1088 (check_format_info_recurse): Remove recursion and rename to...
1089 (check_format_arg): ...this. Update comment.
1090 (check_format_info): Use check_function_arguments_recurse.
1091 * c-typeck.c (build_function_call): Call check_function_arguments
1092 instead of check_function_format.
1093 * doc/extend.texi: Document "nonnull" attribute.
1094 * doc/invoke.texi: Docuemnt -Wnonnull option.
1095 * testsuite/gcc.dg/nonnull-1.c: New test.
1096 * testsuite/gcc.dg/nonnull-2.c: New test.
1098 2002-05-23 David S. Miller <davem@redhat.com>
1100 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1101 * cfgcleanup.c (cleanup_cfg): If it is set do not
1102 attempt to delete trivially dead insns.
1103 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1104 * toplev.c (rest_of_compilation): Document non-trivial aspect
1105 the RTL before optimize_save_area_alloca is run.
1107 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1109 * c-lex.c (indent_level): Remove.
1110 (cb_file_change, c_lex): Remove indent level handling.
1111 * c-lex.h (indent_level): Remove.
1112 * input.h (struct file_stack): Remove indent_level.
1113 * toplev.c (push_srcloc): Remove indent_level handling.
1115 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1118 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1119 of x in constraints for clarity.
1120 (sse_mov?fcc split): abort if op2 == op3.
1121 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1122 sse_movsfcc_const0_4): Add earlyclobber.
1123 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1124 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1125 Use Y instead of x in constraints.
1127 2002-05-23 Richard Henderson <rth@redhat.com>
1129 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1130 (C++98 Thread-Local Edits): New subsection.
1132 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1133 (ix86_arch): Set type to enum processor_type.
1135 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1136 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1138 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1140 * configure.in: Fix as version test for binutils 2.12.1 releases
1142 * configure: Rebuilt.
1144 2002-05-23 Richard Henderson <rth@redhat.com>
1146 * config/i386/i386.c (get_pic_label_name): New.
1147 (load_pic_register): Remove.
1148 (output_set_got): New.
1149 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1150 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1151 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1152 (prologue_set_got, prologue_get_pc): Remove.
1153 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1154 (builtin_setjmp_receiver): Use gen_set_got.
1155 * config/i386/i386-protos.h: Update.
1157 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1159 * gcse.c (hash_expr): Do not use alias set for hashing.
1161 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1163 * dbxout.c (dbxout_class_name_qualifiers): New function.
1164 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1166 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1168 * cpperror.c (_cpp_begin_message): No special casing
1170 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1171 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1172 * cpplib.c (do_include_common): Use DL_ERROR.
1173 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1175 * fix-header.c (read_scan_file): Update.
1177 2002-05-22 Richard Henderson <rth@redhat.com>
1179 * config/i386/i386.c (ix86_expand_call): New function, extracted
1180 from md call patterns. Add pic_offset_table_rtx to
1181 CALL_INSN_FUNCTION_USAGE when needed.
1182 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1183 (call_value_pop, call_value, untyped_call): Likewise.
1184 (call_exp, call_value_exp): Remove.
1185 * config/i386/i386-protos.h: Update.
1187 2002-05-22 Richard Henderson <rth@redhat.com>
1189 * varasm.c (default_section_type_flags): Check for VAR_DECL
1190 before using DECL_THREAD_LOCAL.
1192 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1194 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1195 (STARTFILE_SPEC): Delete PE crt0.o.
1196 * config/rs6000/aix51.h: Same.
1197 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1198 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1199 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1200 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1201 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1203 2002-05-22 Richard Henderson <rth@redhat.com>
1205 * varasm.c (default_section_type_flags): Handle tls data and
1207 (default_unique_section): Handle tls sections.
1209 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1211 * configure.in (CROSS): Define NATIVE_CROSS.
1212 * configure: Regenerate.
1213 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1214 (startfile_prefix_spec): New var.
1215 (static_specs): Add startfile_prefix_spec.
1216 (do_spec_2): Split out from..
1218 (main): Process startfile_prefix_spec.
1219 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1221 (STARTFILE_PREFIX_SPEC): Define.
1222 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1225 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1227 * cpperror.c: Fix formatting.
1228 * cppexp.c: Likewise.
1229 * cppfiles.c: Likewise.
1230 * cpphash.c: Likewise.
1231 * cpphash.h: Likewise.
1232 * cppinit.c: Likewise.
1233 * cpplex.c: Likewise.
1234 * cpplib.c: Likewise.
1235 * cppmacro.c: Likewise.
1236 * cppmain.c: Likewise.
1237 * cppspec.c: Likewise.
1239 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1241 * combine.c (force_to_mode): Use gen_int_mode.
1242 Don't clear CONST_INT bits outside of mode.
1244 2002-05-22 Richard Henderson <rth@redhat.com>
1246 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1247 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1249 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1252 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1253 if DECL_SIZE_UNIT is INTEGER_CST.
1255 2002-05-22 Richard Henderson <rth@redhat.com>
1257 * flow.c (life_analysis): Delete broken reg_label check.
1259 2002-05-22 Richard Henderson <rth@redhat.com>
1261 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
1262 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1264 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1266 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
1267 (embed-bb.c): New rule.
1268 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
1269 * config/sh/embed_bb.c: Delete.
1271 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
1273 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
1275 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1277 * config/h8300/h8300.md (*andorqi3): New.
1279 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1281 PR preprocessor/6517
1282 * Makefile.in: Update.
1283 * c-common.c (c_common_post_options): Add preprocessor
1284 errors to the error count.
1285 * c-lang.c (c_post_options): Kill.
1286 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1287 * hooks.h: Add header guards.
1288 * langhooks-def.h: Include hooks.h.
1289 (LANG_HOOKS_POST_OPTIONS): Update.
1290 * langhooks.h (struct lang_hooks): Update post_options.
1291 * toplev.c (parse_options_and_default_flags): Update.
1293 * objc-lang.c (objc_post_options): Kill.
1294 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1296 2002-05-21 Bruce Korb <bkorb@gnu.org>
1298 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
1299 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
1300 * fixinc/fixincl.x: regen.
1302 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
1304 * cfgbuild.c: Fix formatting.
1306 * cfgcleanup.c: Likewise.
1307 * cfglayout.c: Likewise.
1308 * cfgloop.c: Likewise.
1309 * cfgrtl.c: Likewise.
1311 2002-05-21 Richard Henderson <rth@redhat.com>
1313 * c-common.h (enum rid): Add RID_THREAD.
1314 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
1315 (grokdeclarator): Grok __thread.
1316 * c-parse.in (reswords): Add __thread.
1317 (rid_to_yy): Add RID_THREAD.
1319 * tree.h (DECL_THREAD_LOCAL): New.
1320 (struct tree_decl): Add thread_local_flag.
1321 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
1322 * tree.c (staticp): TLS variables are not static.
1324 * target-def.h (TARGET_HAVE_TLS): New.
1325 * target.h (have_tls): New.
1326 * output.h (SECTION_TLS): New.
1327 * varasm.c (assemble_variable): TLS variables can't be common for now.
1328 (default_section_type_flags): Handle .tdata and .tbss.
1329 (default_elf_asm_named_section): Handle SECTION_TLS.
1330 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
1332 * flags.h (flag_tls_default): Declare.
1333 * toplev.c (flag_tls_default): Define.
1334 (display_help): Display help for it.
1335 (decode_f_option): Set it.
1337 * doc/extend.texi (Thread-Local): New node describing language-level
1338 thread-local storage.
1339 * doc/invoke.texi (-ftls-model): Document.
1341 * fixinc/inclhack.def (thread_keyword): New.
1342 * fixinc/fixincl.x: Rebuild.
1344 2002-05-21 Jeffrey A Law <law@redhat.com>
1346 * optabs.c (expand_binop): For double-word integer multiplies,
1347 do not compute intermediate results into something that is
1348 not a register (such as a SUBREG or MEM).
1350 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
1351 (ix86_sched_reorder): Make sure to initialize scheduling
1352 data even when there's only one insn in the ready queue.
1354 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1356 * genautomata.c (reserv_sets_hash_value): Fix a typo.
1358 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1360 * genautomata.c (reserv_sets_hash_value): Define hash_value as
1361 set_el_t. Transform the hash value into unsigned.
1362 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
1363 (transform_3): Add code to process `(A,B)+(D,E)'.
1365 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
1367 * reload1.c (do_output_reload): Run delete_output_reload
1370 2002-05-21 Roger Sayle <roger@eyesopen.com>
1373 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
1374 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
1375 (can_store_by_pieces): ... and here to limit the largest mode used.
1376 Add a comment to document this function.
1378 2002-05-21 Richard Henderson <rth@redhat.com>
1380 * flow.c (life_analysis): Fix test for deleted label.
1382 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
1384 * doc/tm.texi: Fix typo.
1386 2002-05-21 Zack Weinberg <zack@codesourcery.com>
1388 * c-common.c (c_common_init): Set options->unsigned_char from
1390 (cb_register_builtins): Define __STRICT_ANSI__ and
1391 __CHAR_UNSIGNED__ here...
1392 * cppinit.c (init_builtins): Not here.
1393 (cpp_create_reader): unsigned_char option defaults to 0, not
1394 !DEFAULT_SIGNED_CHAR.
1395 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
1396 and -funsigned-char.
1398 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
1399 * cpphash.c (_cpp_init_hashtable): Don't set it.
1400 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
1401 directly. Clarify comment.
1403 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1405 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
1406 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
1407 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
1408 BASIC_BLOCK (n_basic_blocks - 1).
1409 * cfganal.c (can_fallthru, flow_call_edges_add,
1410 flow_preorder_transversal_compute): Too.
1411 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1412 find_sub_basic_blocks): Too.
1413 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
1414 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
1415 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
1416 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
1417 * combine.c (this_basic_block): Type changed to basic_block.
1418 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
1419 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1420 get_last_value, distribute_notes, distribute_links): Too.
1421 * final.c (compute_alignments): Too.
1422 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
1423 * function.c (thread_prologue_and_epilogue_insns): Too.
1424 * gcse.c (compute_code_hoist_vbeinout): Too.
1425 * global.c (build_insn_chain): Too.
1426 * ifcvt.c (find_if_block, find_cond_trap): Too.
1427 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
1428 * regmove.c (regmove_optimize): Too.
1429 * resource.c (find_basic_block): Too.
1430 * sched-ebb.c (schedule_ebbs): Too.
1431 * ssa-dce.c (find_control_dependence, find_pdom): Too.
1433 2002-05-21 Andreas Jaeger <aj@suse.de>
1435 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
1437 2002-05-21 Richard Henderson <rth@redhat.com>
1439 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
1440 unspec names, not numbers.
1442 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1444 * doc/sourcebuild.texi: Mention snapshot-README and
1445 snapshot-index.html as needing updating for new front ends.
1447 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1449 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
1450 disabling checking, and avoid multiple evaluation of RTX.
1452 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
1454 * bitmap.c (bitmap_find_bit): Return early if we have the correct
1457 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1459 * profile.c (gen_edge_profiler): Set alias set before the memory is
1462 2002-05-20 David S. Miller <davem@redhat.com>
1464 * cselib.c (max_value_regs): New.
1465 (cselib_lookup, cselib_invalidate_regno): Initialize it when
1466 adding new entries to the REG_VALUES table and we are dealing with
1468 (clear_table): Initialize it.
1469 (cselib_invalidate_regno): Use it to determine which hard
1470 registers to scan when mode is not VOIDmode.
1472 2002-05-20 Duraid Madina <duraid@fl.net.au>
1474 * tradcpp.c (fixup_newlines): Use old-style function header.
1476 2002-05-20 Krister Walfridsson <cato@df.lth.se>
1478 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
1480 2002-05-20 H.J. Lu (hjl@gnu.org)
1482 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
1484 * config/mips/mips.h (DFMODE_NAN): Defined.
1485 (SFMODE_NAN): Likewise.
1487 2002-05-20 Dale Johannesen <dalej@apple.com>
1489 * combine.c (cant_combine_insn_p): Back out my
1492 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
1494 * params.c: Fix formatting.
1495 * params.h: Likewise.
1496 * predict.c: Likewise.
1497 * prefix.c: Likewise.
1498 * print-rtl.c: Likewise.
1499 * print-tree.c: Likewise.
1500 * profile.c: Likewise.
1502 2002-05-20 H.J. Lu (hjl@gnu.org)
1504 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
1506 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
1508 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
1509 switches straight on to the assembler, do not abbreviate them.
1510 * config/arm/elf.h (ASM_SPEC): As above.
1511 * config/arm/semi.h (ASM_SPEC): As above.
1512 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
1513 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
1514 -mcpu=xscale on to the assembler by default.
1515 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
1517 2002-05-20 Richard Henderson <rth@redhat.com>
1519 * cse.c (canon_hash): Reorder do_not_record test. Always
1520 allow pic_offset_table_rtx.
1522 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
1524 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
1525 (expand_binop): Ditto (3 times).
1527 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
1529 * Makefile.in (distclean): Remove QMTest stuff.
1530 (QMTEST_PATH): New variable.
1531 (QMTESTFLAGS): Likewise.
1532 (QMTESTRUNFLAGS): Likewise.
1534 (QMTEST_GPP_TESTS): Likewise.
1535 (QMTEST_DIR): Likewise.
1536 (QMTEST_DIR/context): New target.
1537 (qmtest-g++): Likeise.
1538 (qmtest-gui): Likewise.
1539 (QMTEST_DIR/gpp-expected.qmr): Likewise.
1541 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
1543 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
1544 an altivec register if TARGET_ALTIVEC.
1546 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
1547 to ALTIVEC_VECTOR_MODE.
1548 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
1549 (rs6000_va_arg): Vectors may go in registers if they are not
1552 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
1554 * protoize.c: Fix formatting.
1556 2002-05-19 Richard Henderson <rth@redhat.com>
1558 * gensupport.c (init_include_reader): Merge into ...
1559 (process_include): ... here. Simplify composite path creation.
1560 Plug memory leaks. Fix file/line number tracking. Do not
1561 process_define_cond_exec. Return void.
1562 (process_rtx): Don't check process_include return value.
1564 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1566 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
1568 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
1569 traversing basic block chain.
1570 (create_basic_block_structure, create_basic_block): Declaration changed.
1571 (link_block, unlink_block): Declare.
1572 * cfg.c (entry_exit_blocks): Initialize new fields.
1573 (link_block, unlink_block): New.
1574 (expunge_block_nocompact): Unlink basic block.
1575 (dump_flow_info): Print prev_bb/next_bb fields.
1576 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
1577 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
1578 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
1579 * cfgrtl.c (create_basic_block_structure, create_basic_block,
1580 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
1581 (verify_flow_info): Check that list agrees with numbering.
1583 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
1585 * c-common.c (preprocessing_asm): New macro.
1586 * c-lex.h (builtin_define, builtin_assert): Use pfile.
1590 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
1591 (CPP_SPEC): Simplify.
1592 (TARGET_CPU_CPP_BUILTINS): Update.
1593 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
1594 (CPP_SPEC): Simplify.
1595 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
1596 (TARGET_OS_CPP_BUILTINS): Update.
1597 * osf.h (CPP_XFLOAT_SPEC): Kill.
1598 (TARGET_OS_CPP_BUILTINS): Update.
1599 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
1600 * osf5.h (CPP_XFLOAT_SPEC): Kill.
1601 * vms.h (CPP_SUBTARGET_SPEC): Kill.
1602 (TARGET_OS_CPP_BUILTINS): Update.
1604 2002-05-19 Richard Henderson <rth@redhat.com>
1606 * varasm.c (default_binds_local_p): Fix typo.
1608 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
1610 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
1611 CONST_INT operand to the correct mode after adding 1 to it.
1613 2002-05-19 Mark Mitchell <mark@codesourcery.com>
1615 * config.gcc (powerpc-wrs-windiss*): New target.
1617 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1619 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
1622 2002-05-18 Mark Mitchell <mark@codesourcery.com>
1624 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
1626 * config.in: Regenerated.
1627 * configure: Regenerated.
1629 2002-05-19 Richard Henderson <rth@redhat.com>
1631 * target-def.h (TARGET_BINDS_LOCAL_P): New.
1632 * target.h (struct gcc_target): Move boolean fields to the end.
1634 * varasm.c (default_binds_local_p): New.
1635 * output.h: Declare it.
1637 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
1638 * config/cris/cris.c (cris_encode_section_info): Likewise.
1639 * config/i386/i386.c (i386_encode_section_info): Likewise.
1640 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1641 * config/sh/sh.c (sh_encode_section_info): Likewise.
1643 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
1644 (TARGET_BINDS_LOCAL_P): New.
1646 2002-05-19 Richard Henderson <rth@redhat.com>
1648 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
1649 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
1650 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
1652 * toplev.c (display_help): Kill -a -ax help.
1654 * config/1750a/1750a.h, config/alpha/alpha.h,
1655 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
1656 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
1657 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
1658 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
1660 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
1661 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
1663 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
1664 (ix86_output_function_block_profiler): Kill.
1665 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
1666 (m68hc11_function_block_profiler): Kill.
1667 * config/m68hc11/m68hc11-protos.h: Update.
1668 * config/m88k/m88k.c (output_block_profiler): Kill.
1669 (output_function_block_profiler): Kill.
1670 * config/m88k/m88k-protos.h: Update.
1672 2002-05-19 Richard Henderson <rth@redhat.com>
1674 * system.h (STRIP_NAME_ENCODING): Poison it.
1675 * output.h (STRIP_NAME_ENCODING): Remove.
1676 (default_strip_name_encoding): Declare.
1677 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
1678 * target.h (strip_name_encoding): New.
1679 * varasm.c (default_strip_name_encoding): New.
1681 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
1682 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
1683 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
1684 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
1685 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
1686 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
1687 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
1688 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
1689 config/v850/v850.h: Use the hook, not the macro.
1691 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1692 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
1693 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
1694 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
1695 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
1696 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
1697 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
1698 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
1699 config/v850/v850.c, config/v850/v850.h:
1700 Move STRIP_NAME_ENCODING to out-of-line function and add
1701 TARGET_STRIP_NAME_ENCODING.
1703 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
1704 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
1705 with TARGET_STRIP_NAME_ENCODING referencing existing function;
1706 make function static.
1708 * xcoffout.c: Include target.h
1709 * Makefile.in (xcoffout.o): Update.
1711 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
1712 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
1713 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
1714 reloc argument unused.
1715 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
1717 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
1718 STRIP_NAME_ENCODING docs.
1720 2002-05-19 Andreas Jaeger <aj@suse.de>
1722 * gengenrtl.c: Add prototype for excluded_rtx.
1724 * real.h: Add prototype for exact_real_truncate.
1726 2002-05-18 Richard Henderson <rth@redhat.com>
1728 * system.h (ENCODE_SECTION_INFO): Poison it.
1729 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
1730 * target.h (encode_section_info): New.
1731 * varasm.c (make_decl_rtl, output_constant_def): Use it.
1732 * hooks.c (hook_tree_int_void): New.
1733 * hooks.h: Declare it.
1735 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1736 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
1737 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
1738 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
1739 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
1740 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
1741 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
1742 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
1743 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1744 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1745 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
1746 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
1747 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
1748 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
1749 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
1750 referencing existing function. Make function static.
1752 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
1753 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
1754 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
1755 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
1756 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
1757 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
1758 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
1759 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
1760 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
1761 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
1762 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
1763 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
1764 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
1765 Move ENCODE_SECTION_INFO to out-of-line function and add
1766 TARGET_ENCODE_SECTION_INFO.
1768 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
1769 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1771 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
1773 (switch_to_section): Replace in_rdata case with in_readonly_data.
1775 * config/h8300/h8300.c (h8300_encode_label): Make static.
1776 * config/h8300/h8300-protos.h: Update.
1778 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
1779 from rs6000_encode_section_info; make static.
1780 (rs6000_xcoff_encode_section_info): New.
1782 * config/v850/v850.c (v850_encode_data_area): Make static.
1783 * config/v850/v850-protos.h: Update.
1785 * config/vax/vax.c: Include flags.h.
1786 (vms_select_section): Fix typo.
1788 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
1789 ENCODE_SECTION_INFO docs.
1791 2002-05-18 Richard Henderson <rth@redhat.com>
1793 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
1794 REGISTER_TARGET_PRAGMAS.
1795 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
1797 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
1799 2002-05-18 Richard Henderson <rth@redhat.com>
1801 * system.h (SELECT_RTX_SECTION): Poison.
1802 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
1803 * target.h (select_rtx_section): New.
1804 * varasm.c (output_constant_pool): Use it.
1805 (default_select_rtx_section, default_elf_select_rtx_section): New.
1806 * output.h: Declare them.
1808 * config/darwin.h (SELECT_RTX_SECTION): Move ...
1809 * config/darwin.c (machopic_select_rtx_section): ... here.
1810 * config/darwin-protos.h: Update.
1812 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
1813 * config/nextstep.c (machopic_select_rtx_section): ... here.
1814 (nextstep_select_section): Rename variable to avoid macro clash.
1815 * config/nextstep-protos.h: Update.
1817 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
1818 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
1819 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
1820 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
1821 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
1822 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
1823 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
1824 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
1825 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
1826 (SELECT_RTX_SECTION): Remove.
1828 * config/darwin.h, config/elfos.h, config/nextstep.h,
1829 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
1830 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
1831 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
1832 config/sparc/lynx.h, config/xtensa/xtensa.c
1833 (TARGET_ASM_SELECT_RTX_SECTION): New.
1835 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
1836 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
1837 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
1838 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
1839 (ia64_aix_select_rtx_section): New.
1840 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
1842 * config/mips/mips.c (mips_select_rtx_section): Make static.
1843 Support ELF SHF_MERGE features.
1844 * config/mips/mips-protos.h: Update.
1845 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
1846 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
1847 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
1848 make static, fall back to default_elf_select_rtx_section.
1849 * config/rs6000/rs6000-protos.h: Update.
1850 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
1851 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
1852 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
1853 * config/romp/romp.c (romp_select_rtx_section): New.
1854 * config/s390/s390.c (s390_select_rtx_section): New.
1855 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
1856 declarations before target macro definition.
1857 (xtensa_emit_call): Use static buffer.
1858 (xtensa_select_rtx_section): New.
1859 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
1860 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
1861 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
1863 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
1864 SELECT_RTX_SECTION docs.
1866 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1868 * i386.md (movsi/movdi): Fix template.
1869 (sse2 patterns): Set attributes consistently.
1871 * i386.md (pushqi2, ashrqi_*): Fix constraint.
1873 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
1875 * optabs.c (complex_part_zero_p): New.
1876 * (expand_cmplxdiv_straight): Use it.
1877 * (expand_cmplxdiv_wide): Ditto.
1878 * (expand_binop): Ditto.
1880 2002-05-18 Richard Henderson <rth@redhat.com>
1882 * final.c (HAVE_READONLY_DATA_SECTION): New.
1883 (shorten_branches): Use it instead of ifdefs.
1884 * varasm.c (enum in_section): Add in_readonly_data.
1885 (text_section, data_section): Tidy.
1886 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
1888 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
1889 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
1890 (READONLY_DATA_SECTION): Don't undef.
1892 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
1893 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
1894 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
1896 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
1897 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
1898 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
1899 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
1901 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
1902 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
1903 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1904 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
1905 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
1906 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
1907 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
1908 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
1909 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
1911 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
1912 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
1913 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
1914 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
1915 config/pa/pa64-hpux.h, config/sparc/litecoff.h
1916 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
1918 * config/elfos.h, config/netware.h, config/svr3.h,
1919 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1920 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1921 config/h8300/h8300.h, config/i386/i386-interix.h,
1922 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1923 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
1925 * config/elfos.h, config/netware.h, config/svr3.h,
1926 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1927 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
1928 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1929 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
1931 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
1932 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
1933 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
1934 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
1935 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
1936 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
1937 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
1938 config/rs6000/sysv4.h, config/v850/v850.h
1939 (EXTRA_SECTIONS): Remove in_const/in_rdata.
1940 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
1942 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
1943 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
1944 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
1945 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
1946 * config/alpha/alpha.c (alpha_start_function): Likewise.
1947 (alpha_write_linkage): Likewise.
1948 * config/m32r/m32r.c (m32r_select_section): Likewise.
1949 * config/m88k/m88k.c (m88k_select_section): Likewise.
1950 * config/mips/mips.c (mips_select_rtx_section): Likewise.
1951 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
1952 (rs6000_elf_select_section): Likewise.
1953 * config/v850/v850.c (v850_select_section): Likewise.
1955 * config/1750a/1750a.h, config/i860/sysv3.h
1956 (READONLY_DATA_SECTION_ASM_OP): New.
1957 READONLY_DATA_SECTION_ASM_OP.
1958 * config/i386/interix.c, config/i386/winnt.c
1959 (i386_pe_unique_section): Always use .rdata prefix.
1960 * config/pa/som.h (readonly_data): Always switch to read-only section.
1961 (READONLY_DATA_SECTION): Predicate on flag_pic.
1962 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
1963 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
1964 (READONLY_DATA_SECTION): Update.
1966 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
1968 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
1969 is used without -Wformat.
1970 * c-common.h (warn_format_zero_length): Declare extern.
1971 * c-decl.c (warn_options): Add "format-zero-length".
1972 * c-format.c (warn_format_zero_length): Declare.
1973 (set_Wformat): Set warn_format_zero_length for -Wformat.
1974 (check_format_info): Only warn about zero-length formats if
1975 warn_format_zero_length is true. Include the format type
1976 name in the warning message.
1977 * doc/invoke.texi: Document -Wformat-zero-length.
1978 * testsuite/gcc.dg/format/zero-length-1.c: New test.
1980 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
1982 * timevar.c: Fix formatting.
1983 * tlink.c: Likewise.
1984 * toplev.c: Likewise.
1985 * tree-dump.c: Likewise.
1986 * tree-inline.c: Likewise.
1988 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1990 * cppinit.c (cpp_post_options): If preprocessed, turn off
1991 traditional. If traditional, turn off column numbers.
1992 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
1993 * cpptrad.c (handle_newline): Update line_base.
1994 (skip_comment): Handle -Wcomment.
1996 2002-05-17 Zack Weinberg <zack@codesourcery.com>
1998 * cppinit.c (struct builtin): Remove unused fields.
1999 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2000 (operator_array): New - was second half of builtin_array.
2001 (init_builtins): Simplify loop over builtin_array/operator_array.
2003 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2005 * defaults.h (UNIQUE_SECTION): Remove.
2006 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2008 2002-05-17 Richard Henderson <rth@redhat.com>
2010 * expr.c (init_expr_once): Don't use start/end_sequence.
2011 Use rtx_alloc instead of emit_insn.
2012 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2013 (lang_independent_init): ... not here.
2015 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2017 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2019 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2021 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2022 for fixed registers, possibly used for global register variables.
2023 (initial_elimination_offset, avr_output_function_prologue,
2024 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2026 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2028 * Makefile.in: Update for cpptrad.c.
2029 * cpphash.h (struct cpp_buffer): New members for buffer
2031 (struct cpp_reader): New members for traditional output.
2032 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2033 * cppinit.c (cpp_create_reader): Set trad_line.
2034 (cpp_destroy): Free trad_out_base if used.
2035 (cpp_read_main_file): Overlay an empty buffer if traditional.
2036 (cpp_finish_options): Don't do builtins.
2037 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2038 (cpp_handle_option): Handle it.
2039 * cpplex.c (continue_after_nul): New.
2040 (_cpp_lex_direct): Use handle_nul.
2041 * cpplib.h (struct cpp_options): New traditional option.
2042 * cpptrad.c: New file.
2044 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2046 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2047 and set the options flag.
2048 * cppinit.c (lang_flags): Remove objc.
2049 (lang_defaults): Remove OBJC and OBJCXX.
2051 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2052 (cpp_handle_option): Remove -+ and -lang-objc++.
2053 For ObjC, just set a flag.
2054 (print_help): Update.
2055 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2057 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2059 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2060 bootstrap with -mips3.
2062 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2064 * final.c: Fix formatting.
2065 * fix-header.c: Likewise.
2067 * fold-const.c: Likewise.
2068 * function.c: Likewise.
2070 2002-05-17 David S. Miller <davem@redhat.com>
2072 PR c/6689, PR optimization/6615
2073 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2074 and make it a pointer to rtx. Update comments.
2075 (update_equiv_regs): When scanning for equivalences, record
2076 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2077 it while making the equiv replacements.
2079 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2081 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2083 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2085 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2086 when encoding visibility into SYMBOL_REF_FLAG.
2088 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2090 * expr.c (force_operand): Fix reversed move.
2092 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2094 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2095 that can be ignored.
2097 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2099 * doc/install.texi (Final install): Recommend to install into a
2100 "clean" target directory.
2102 2002-05-17 Richard Henderson <rth@redhat.com>
2104 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2105 for code blocks. Tidy whitespace.
2107 2002-05-17 Richard Henderson <rth@redhat.com>
2109 * hooks.c (hook_tree_bool_false): New.
2110 * hooks.h: Declare it.
2111 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2112 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2113 * target.h (select_section, unique_section): New.
2114 (in_small_data_p): New.
2115 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2116 (variable_section, output_constant_def_contents): Likewise.
2117 (default_select_section, default_unique_section): New.
2118 (categorize_decl_for_section, default_elf_select_section): New.
2119 * output.h: Declare them.
2121 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2122 (TARGET_ASM_SELECT_SECTION): New.
2123 (SELECT_SECTION): Move ...
2124 * config/darwin.c (machopic_select_section): ... here.
2125 * config/darwin-protos.h: Update.
2127 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2128 (SELECT_SECTION): Move ...
2129 * config/nextstep.c (nextstep_select_section): ... here.
2130 * config/nextstep-protos.h: Update.
2132 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2133 (TARGET_ASM_SELECT_SECTION): New.
2134 * config/svr3.h (SELECT_SECTION): Remove.
2136 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2137 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2138 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2139 (alpha_encode_section_info): Use it.
2140 * config/alpha/alpha-protos.h: Update.
2141 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2142 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2143 (TARGET_ASM_SELECT_SECTION): New.
2144 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2146 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2147 (TARGET_ASM_UNIQUE_SECTION): New.
2149 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2150 (avr_unique_section): Rename from unique_section; make static.
2151 * config/avr/avr-protos.h: Update.
2152 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2154 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2156 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2157 (TARGET_ASM_UNIQUE_SECTION): New.
2158 * config/i386/i386-interix.h: Likewise.
2159 * config/i386/win32.h: Likewise.
2160 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2161 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2162 * config/i386/sco5.h (SELECT_SECTION): Remove.
2163 (TARGET_ASM_SELECT_SECTION): New.
2164 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2166 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2167 instead of SELECT_SECTION.
2168 * config/m68k/dpx2.h: Likewise.
2169 * config/rs6000/lynx.h: Likewise.
2171 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2172 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2173 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2174 (ia64_in_small_data_p): New.
2175 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2176 (ia64_aix_select_section, ia64_aix_unique_section): New.
2177 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2178 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2180 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2181 (TARGET_ASM_SELECT_SECTION): New.
2182 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2183 * config/m32r/m32r-protos.h: Update.
2185 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2186 (SELECT_SECTION): Move ...
2187 * config/m88k/m88k.c (m88k_select_section): ... here.
2189 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2190 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2191 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2192 (mcore_unique_section): Make static.
2193 * config/mcore/mcore-protos.h: Update.
2195 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2196 (TARGET_ASM_UNIQUE_SECTION): New.
2197 * config/mips/elf64.h: Likewise.
2198 * config/mips/iris6gld.h: Likewise.
2199 * config/mips/linux.h: Likewise.
2200 * config/mips/mips-protos.h: Update.
2201 * config/mips/mips.c (mips_select_section): Add align argument.
2202 * config/mips/mips.h (SELECT_SECTION): Remove.
2203 (TARGET_ASM_SELECT_SECTION): New.
2205 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2206 * config/mmix/mmix.c (mmix_select_section): Remove.
2207 (mmix_unique_section): Remove.
2208 * config/mmix/mmix-protos.h: Update.
2210 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2211 (SELECT_SECTION): Move ...
2212 * config/pa/pa.c (pa_select_section): ... here.
2213 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2215 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2216 from rs6000_select_section and make static.
2217 (rs6000_elf_unique_section): Similarly.
2218 (rs6000_xcoff_select_section): From xcoff.h.
2219 (rs6000_xcoff_unique_section): Likewise.
2220 * config/rs6000/rs6000-protos.h: Update.
2221 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2222 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2223 * config/rs6000/xcoff.h: Likewise.
2225 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2226 (SELECT_SECTION): Move ...
2227 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2229 * config/v850/v850.h (SELECT_SECTION): Move ...
2230 * config/v850/v850.c (v850_select_section): ... here.
2231 (TARGET_ASM_SELECT_SECTION): New.
2233 * config/vax/vms.h (SELECT_SECTION): Move ...
2234 * config/vax/vax.c (vms_select_section): ... here.
2235 (TARGET_ASM_SELECT_SECTION): New.
2237 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2238 for the target hooks.
2240 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2242 * config/arm/arm.c (emit_multi_reg_push): Do not set
2243 RTX_FRAME_RELATED_P on the SEQUENCE.
2245 2002-05-16 Richard Henderson <rth@redhat.com>
2247 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2248 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2250 2002-05-16 Richard Henderson <rth@redhat.com>
2252 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2254 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2256 2002-05-16 Richard Henderson <rth@redhat.com>
2258 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2259 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2260 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
2261 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
2262 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
2263 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
2264 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
2265 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
2266 Revert "Basic block renumbering removal", and two followup patches.
2268 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2270 * lcm.c (optimize_mode_switching): Revert previous change.
2272 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2274 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
2275 with only extant block numbers.
2277 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2279 * lcm.c (optimize_mode_switching): Fix typo.
2281 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2283 * flow.c (calculate_global_regs_live): Queue blocks in program order.
2285 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2287 * doc/install.texi (Configuration): Document PWDCMD.
2289 2002-05-16 Dale Johannesen <dalej@apple.com>
2291 * combine.c (cant_combine_insn_p): Reenable combinations
2292 involving hard regs unless CLASS_LIKELY_SPILLED_P.
2294 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2296 * c-common.c (cb_register_builtins): Handle more built-ins
2297 here rather than in gcc.c specs.
2298 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
2299 (cpp_options): Pass -O flags even when only preprocessing.
2300 * toplev.c (set_fast_math_flags): New prototype.
2301 (fast_math_flags_set_p): New.
2302 (set_no_fast_math_flags): Remove.
2303 (decode_f_option): Update.
2304 * toplev.h (set_fast_math_flags): Update.
2305 (fast_math_flags_set_p): New.
2306 (set_no_fast_math_flags): Remove.
2308 * c4x/c4x.c (c4x_override_options): Update.
2310 2002-05-16 Zack Weinberg <zack@codesourcery.com>
2312 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
2313 Default-define here.
2314 (builtin_define_with_value): Can now wrap the expansion in
2315 quotation marks if such is wanted.
2316 (cb_register_builtins): Update calls to builtin_define_with_value.
2317 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
2319 (c_common_init): Set options->stdc_0_in_system_headers.
2320 * c-lex.h: Update prototype of builtin_define_with_value.
2321 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
2322 and REGISTER_PREFIX.
2324 * cppinit.c (VERS, ULP, C, X): Kill.
2325 (builtin_array): Remove entries for __VERSION__,
2326 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
2327 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
2329 (init_builtins): Kill off a bunch of now-dead code.
2330 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
2331 -fno-leading-underscore.
2332 (cpp_handle_option): Remove code to set user_label_prefix.
2333 (cpp_post_options): Likewise.
2335 * cpplib.h (struct cpp_options): Remove user_label_prefix.
2336 (stdc_0_in_system_headers): New.
2337 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
2338 stdc_0_in_system_headers) too to decide the value of __STDC__.
2340 * tradcpp.c (user_label_prefix): Kill.
2341 (main): Remove code handling -f(no-)leading-underscore.
2342 (initialize_builtins): Don't define __REGISTER_PREFIX__
2343 or __USER_LABEL_PREFIX__.
2344 (install_value): Wrap compound statement in dummy loop so the
2345 macro works properly in an if statement.
2348 2002-05-16 Janis Johnson <janis187@us.ibm.com>
2350 * loop.h (struct loop_info): Add member has_prefetch.
2351 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
2352 (prescan_loop): Initialize has_prefetch.
2353 (struct prefetch_info): Change prefetch_in_loop and
2354 prefetch_before_loop from bit fields to ints.
2355 (emit_prefetch_instructions): Several small fixes.
2356 (check_dbra_loop): Don't reverse loop that uses prefetch.
2358 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2360 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
2361 * configure.in: Likewise.
2362 * fixinc/check.tpl: Likewise.
2363 * fixinc/fixinc.dgux: Likewise.
2364 * fixinc/fixinc.svr4: Likewise.
2365 * fixinc/fixinc.winnt: Likewise.
2366 * fixinc/fixincl.sh: Likewise.
2367 * fixproto: Likewise.
2368 * configure: Regenerate.
2370 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2372 Basic block renumbering removal:
2373 * basic_block.h (struct basic_block_def): Renamed index to sindex,
2374 added prev_bb and next_bb fields.
2375 (n_basic_blocks): Renamed to num_basic_blocks.
2376 (last_basic_block): New, index of last basic block.
2377 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2378 traversing basic block chain.
2379 (BLOCK_NUM): index -> sindex.
2380 (create_basic_block_structure, create_basic_block): Declaration changed.
2381 (debug_num2bb): Declare.
2382 (expunge_block_nocompact): Declaration removed.
2383 (link_block, unlink_block, compact_blocks): Declare.
2384 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
2385 * cfg.c (entry_exit_blocks): Initialize new fields.
2386 (clear_edges, alloc_block, expunge_block, cached_make_edge,
2387 redirect_edge_pred, dump_flow_info, dump_edge_info,
2388 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
2389 free_aux_for_edges): Modified.
2390 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
2391 (expunge_block_nocompact): Removed.
2392 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
2393 find_unreachable_blocks, create_edge_list, print_edge_list,
2394 verify_edge_list, flow_edge_list_print, remove_fake_successors,
2395 remove_fake_edges, flow_reverse_top_sort_order_compute,
2396 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2397 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
2398 flow_dfs_compute_reverse_execute): Modified.
2399 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
2400 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
2402 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2403 merge_blocks_move_predecessor_nojumps,
2404 merge_blocks_move_successor_nojumps, merge_blocks,
2405 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
2406 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
2407 * cfglayout.c (skip_insns_after_block, label_for_bb,
2408 record_effective_endpoints, scope_to_insns_finalize,
2409 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
2410 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
2411 cfg_layout_duplicate_bb): Modified.
2412 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
2413 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2414 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
2415 flow_loops_find, flow_loop_outside_edge_p): Modified.
2416 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2417 flow_delete_block, compute_bb_for_insn, split_block,
2418 try_redirect_by_replacing_jump, redirect_edge_and_branch,
2419 force_nonfallthru_and_redirect, tidy_fallthru_edge,
2420 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
2421 commit_edge_insertions, commit_edge_insertions_watch_calls,
2422 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2423 purge_all_dead_edges): Modified.
2424 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
2425 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2426 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
2428 * conflict.c (conflict_graph_compute): Modified.
2429 * df.c (FOR_ALL_BBS): Removed.
2430 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
2431 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
2432 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
2433 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
2434 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2435 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
2436 * final.c (compute_alignments, final_scan_insn): Modified.
2437 * flow.c (verify_local_live_at_start, update_life_info,
2438 update_life_info_in_dirty_blocks, free_basic_block_vars,
2439 delete_noop_moves, calculate_global_regs_live,
2440 initialize_uninitialized_subregs, allocate_bb_life_data,
2441 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
2442 mark_used_reg, count_or_remove_death_notes): Modified.
2443 * function.c (thread_prologue_and_epilogue_insns): Modified.
2444 * gcse.c (struct null_pointer_info): Change typo of current_block
2446 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
2447 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
2448 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
2449 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
2450 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
2451 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
2452 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
2453 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
2454 pre_delete, one_pre_gcse_pass, compute_transpout,
2455 invalidate_nonnull_info, delete_null_pointer_checks_1,
2456 free_code_hoist_mem, compute_code_hoist_vbeinout,
2457 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2458 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
2459 compute_store_table, build_store_vectors, insert_insn_start_bb,
2460 insert_store, replace_store_insn, free_store_memory, store_motion):
2462 * global.c (global_alloc, global_conflicts, mark_elimination,
2463 build_insn_chain): Modified.
2464 * graph.c (print_rtl_graph_with_bb): Modified.
2465 * haifa-sched.c (sched_init): Modified.
2466 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2467 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
2468 if_convert): Modified.
2469 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
2470 compute_insert_delete, pre_edge_lcm, compute_available,
2471 compute_farthest, compute_nearerout, compute_rev_insert_delete,
2472 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
2474 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
2475 * loop.c (loop_dump_aux): Modified.
2476 * predict.c (combine_predictions_for_insn, estimate_probability,
2477 last_basic_block_p, process_note_prediction, process_note_predictions,
2478 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
2479 expensive_function_p, estimate_bb_frequencies,
2480 compute_function_frequency): Modified.
2481 * print-rtl.c (print_rtx): Modified.
2482 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
2483 get_exec_counts, compute_branch_probabilities, compute_checksum,
2484 branch_prob, find_spanning_tree): Modified.
2485 * recog.c (split_all_insns, peephole2_optimize): Modified.
2486 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
2487 convert_regs_1, convert_regs_2, convert_regs): Modified.
2488 * regclass.c (scan_one_insn, regclass): Modified.
2489 * regmove.c (mark_flags_life_zones, regmove_optimize,
2490 combine_stack_adjustments): Modified.
2491 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
2492 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
2493 * reorg.c (dbr_schedule): Modified.
2494 * resource.c (find_basic_block, init_resource_info): Modified.
2495 * sbitmap.c (sbitmap_intersection_of_succs,
2496 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2497 sbitmap_union_of_preds): Modified.
2498 * sched-deps.c (init_dependency_caches): Modified.
2499 * sched-ebb.c (schedule_ebbs): Modified.
2500 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
2501 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
2502 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
2503 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
2504 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
2505 ssa_const_prop): Modified.
2506 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
2507 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
2508 * ssa.c (remove_phi_alternative, find_evaluations,
2509 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
2510 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
2511 make_regs_equivalent_over_bad_edges,
2512 make_equivalent_phi_alternatives_equival,
2513 compute_conservative_reg_partition,
2514 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
2515 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
2518 2002-05-16 Mark Mitchell <mark@codesourcery.com>
2520 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
2522 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
2524 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
2525 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2526 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
2527 calling CONSTANT_POOL_ADDRESS_P.
2528 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
2529 to decide whether to define __arm__ or __thumb.
2530 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
2531 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2533 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2535 * config/arc/arc.h (CPP_PREDEFINES): Remove.
2537 (TARGET_CPU_CPP_BUILTINS): New.
2539 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2541 * cpphash.h (cpp_macro): Move here, and make expansion a union.
2542 * cppmacro.c (cpp_macro): Remove.
2543 (enter_macro_context, replace_args, warn_of_redefinition,
2544 _cpp_create_definition, cpp_macro_definition): Update.
2546 2002-05-16 Jason Merrill <jason@redhat.com>
2548 * config/mips/mips.c (mips_output_external): Don't do sdata
2549 optimization for a variable with DECL_COMDAT set.
2551 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2553 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
2554 Cleanups for accepting modifiers on pointers.
2555 Fix predicate typos.
2556 Allow long pointers as well as int pointers.
2558 2002-05-15 Richard Henderson <rth@redhat.com>
2560 * varasm.c (merge_weak): Remove special case for extern and common.
2562 2002-05-15 Matt Hiller <hiller@redhat.com>
2564 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
2566 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
2567 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
2568 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
2569 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
2570 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
2571 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
2573 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2575 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
2577 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2579 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
2580 ("altivec_mfvscr"): Read from VSCR.
2582 Add vscr sets for the following insns: altivec_vctuxs,
2583 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
2584 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
2585 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
2586 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
2587 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
2588 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
2589 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
2590 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
2591 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
2592 altivec_vsum2sws, altivec_vsumsws.
2594 * config/rs6000/rs6000.h: Add VSCR fixed register.
2595 (CALL_REALLY_USED_REGISTERS): Add vscr.
2596 (CALL_USED_REGISTERS): Same.
2597 (FIXED_REGISTERS): Same.
2598 (REG_ALLOC_ORDER): Same.
2599 (reg_class): Add VSCR_REGS.
2600 (REG_CLASS_NAMES): Same.
2601 (REG_CLASS_CONTENTS): Same.
2603 (REGISTER_NAMES): Add vscr.
2604 (DEBUG_REGISTER_NAMES): Same.
2605 (ADDITIONAL_REGISTER_NAMES): Same.
2606 (FIRST_PSEUDO_REGISTER): Increment.
2607 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
2609 2002-05-15 Jakub Jelinek <jakub@redhat.com>
2611 * fold-const.c (fold): Fix a typo.
2613 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
2615 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
2616 comparison against the highest or lowest integer value before
2617 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
2618 transformation and that of an unsigned comparison against 0
2621 2002-05-15 Richard Henderson <rth@redhat.com>
2623 * varasm.c (merge_weak): Error for any weakening after definition.
2624 Adjust weakening after use warning to catch more cases.
2625 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
2626 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
2628 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
2630 * invoke.texi (-malign-double): Re-add lost warning.
2632 * i386-protos.h (x86_output_mi_thunk): Declare.
2633 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
2634 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
2636 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
2637 when flag_asynchronous_unwind_tables is set.
2639 * flags.h (flag_reorder_functions): Declare.
2640 * function.c (prepare_function_start): Initialize frequnecy.
2641 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
2642 * Makefile.in (predict.o): Add dependency on target.h and params.h
2643 * defaults.h (HOT_TEXT_SECTION_NAME,
2644 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
2645 * predict.c (choose_function_section): New function.
2646 (estimate_bb_frequencies): Use it.
2647 * toplev.c (flag_reorder_functions): New global variable.
2648 (lang_independent_options): New.
2649 (parse_options_and_default_flags): Set.
2650 * varasm.c (assemble_start_function): Bypass functdion alignment
2651 for never executed functions.
2652 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
2653 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
2654 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2657 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
2659 * predict.c: Inlude profile.h
2660 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
2661 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
2662 Use the information about maximal counter in the program.
2664 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
2666 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
2667 probably_never_executed_bb_p): New functions.
2668 * cfgcleanup.c (outgoing_edges_match): Use them.
2669 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
2670 (maybe_hot_bb_p, probably_cold_bb_p,
2671 probably_never_executed_bb_p): New functions.
2673 * function.h (function): Add new field function_frequency.
2674 * predict.c (compute_function_frequency): New function.
2675 (estimate_probability): Call it.
2677 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2679 PR optimization/5172, optimization/5200
2680 * gcse.c (gcse_main): Disable store_motion.
2682 2002-05-14 Zack Weinberg <zack@codesourcery.com>
2684 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
2685 (c_common_nodes_and_builtins): Use it.
2686 (builtin_define_with_value): New function.
2687 (cb_register_builtins): Define __SIZE_TYPE__,
2688 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
2689 using builtin_define_with_value. Use consistent notation when
2690 defining __GXX_WEAK__.
2691 (WCHAR_TYPE_SIZE): Don't redefine.
2692 (combine_strings): Don't use WCHAR_TYPE_SIZE.
2694 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
2695 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
2696 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
2697 * tradcpp.c (initialize_builtins): Likewise.
2698 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
2700 * c-lex.h (builtin_define_with_value): Prototype.
2701 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
2702 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
2703 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
2705 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
2706 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
2707 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
2708 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
2709 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
2710 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
2711 config/sparc/sol2-bi.h, config/sparc/sparc.h:
2712 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
2713 to __SIZE_TYPE__ etc from all spec strings. When this makes
2714 extra specs empty, delete them.
2716 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2718 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
2719 for PA8000 or generating dwarf2 call frame information.
2720 (output_call): Remove DO_FRAME_NOTES check from return pointer
2722 (following_call): Return 0 when scheduling for PA8000 or generating
2723 dwarf2 call frame information. Revise comment.
2725 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2728 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
2729 and __IEEE_FP_INEXACT as appropriate.
2730 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
2731 (CPP_SPEC): Remove ieee defines.
2732 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
2734 2002-05-14 Richard Henderson <rth@redhat.com>
2736 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
2737 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
2739 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2741 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
2743 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
2744 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
2745 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
2746 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
2747 (EXTRA_SPECS): Update.
2748 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2749 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
2750 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
2751 define TARGET_OS_CPP_BUILTINS if necessary.
2753 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2755 * gcc.c (cpp_options): Must pass -m* and -f* options
2756 to the front end even when only preprocessing.
2757 (cc1_options): Remove redundant -lang-c.
2758 * tradcpp.c (main): Ignore -m options.
2760 * lang-specs.h: Similarly.
2762 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
2764 * genautomata.c (transform_3): Add code for transformation
2765 `(A,B,...)+C -> A+C,B,...'.
2767 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
2769 * final.c (end_final): Do not output profile_arcs constructor, when
2770 no functions are instrumented.
2772 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
2774 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
2776 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2778 * doc/install.texi: Remove special markup originally required for
2779 HTML generation with texi2html.
2781 2002-05-14 Andreas Schwab <schwab@suse.de>
2783 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
2785 (UNIQUE_SECTION): Define to get small data correctly.
2787 * varasm.c (resolve_unique_section): Add third parameter
2788 flag_function_or_data_sections and use it instead of
2789 flag_function_sections.
2790 (assemble_start_function): Pass flag_function_sections.
2791 (asm_emit_uninitialised): Pass flag_data_sections.
2792 (assemble_variable): Likewise.
2794 2002-05-14 Richard Henderson <rth@redhat.com>
2796 * config/i386/i386.md: Use define_constants for unspec numbers.
2797 * config/i386/i386.c: Likewise.
2799 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2801 * doc/contrib.texi: Update my entry.
2803 2002-05-13 Mark Mitchell <mark@codesourcery.com>
2805 * fixinc/inclhack.def (winidss_valist): Limit applicability.
2806 * fixinc/fixincl.x: Regenerated.
2807 * fixinc/tests/base/math.h: Update.
2808 * fixinc/tests/base/testing.h: Likewise.
2810 2002-05-13 Zack Weinberg <zack@codesourcery.com>
2812 * genattr.c (gen_attr): Don't emit a comma after the last
2815 2002-05-13 Richard Henderson <rth@redhat.com>
2817 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
2819 * recog.c (peephole2_optimize): Likewise.
2821 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
2823 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
2826 2002-05-13 Jeffrey A Law (law@redhat.com)
2828 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
2829 Update prototype and callers.
2830 (propagate_one_insn): Stack pointer adjustments kill MEMs on
2831 the mem_set_list which reference the stack pointer, as do
2832 calls to constant functions as they may clobber outgoing
2835 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
2837 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
2838 (ia32_multipass_dfa_lookahead): New function.
2840 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2842 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
2843 (translate_options): Remove 'V'.
2844 (process_command): Similarly.
2846 * invoke.texi: Remove documentation of 'V'.
2848 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
2850 * config/s390/linux.h: Revert 2002-04-22 changes.
2852 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
2854 * config/fr30/fr30.md: Only allow splits of immediate loads
2855 if the destination is a register.
2857 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2859 * Makefile.in (c-common.o, cppinit.o): Update.
2860 * c-common.c: Include except.h.
2861 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
2862 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
2863 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
2864 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
2865 CPP_PREDEFINES): Handle here.
2867 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
2868 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
2869 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
2870 TARGET_OS_CPP_BUILTINS.
2871 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
2872 (CPP_SPEC, EXTRA_SPECS): Update.
2873 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
2874 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
2875 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
2876 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
2877 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
2879 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
2880 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
2882 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2884 * emit-rtl.c (global_rtl): Update comment.
2885 (const_double_htab, const_double_htab_hash,
2886 const_double_htab_hash, lookup_const_double): New.
2887 (const_int_htab_hash, const_int_htab_eq): Remove const
2888 qualifiers, which cause tons of warnings with RTL checking on.
2889 (gen_rtx_CONST_DOUBLE): Deleted.
2890 (const_double_from_real_value): New function - bears some
2891 resemblance to the former immed_real_const_1.
2892 (immed_double_const): Moved here from varasm.c and
2894 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
2895 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
2896 (gen_rtx): Use immed_double_const.
2897 (init_emit_once): Initialize the const_double_htab. Use
2898 REAL_VALUE_FROM_INT where possible. Can now use
2899 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
2900 * varasm.c (struct varasm_status): Remove x_const_double_chain.
2901 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
2902 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
2903 (init_varasm_status, mark_varasm_status): Don't touch
2904 x_const_double_chain.
2906 * output.h: Delete prototype for clear_const_double_mem.
2907 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
2908 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
2909 const_double_from_real_value, not immed_real_const_1, and use
2910 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
2912 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
2913 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
2914 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
2915 (gen_rtx_REG): Second arg is unsigned.
2917 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
2918 (excluded_rtx): New, return true for CONST_DOUBLE.
2919 (genmacro): Write nothing for excluded codes.
2920 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
2921 * expr.c (expand_expr): Likewise.
2922 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
2924 * toplev.c (rest_of_compilation): Don't call
2925 clear_const_double_mem.
2927 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
2928 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
2929 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
2930 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
2931 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
2932 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
2933 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
2934 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
2936 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2938 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
2940 2002-05-12 Tom Tromey <tromey@redhat.com>
2942 * tree.h (copy_node): Don't mention TREE_PERMANENT.
2944 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2946 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
2947 (scan_comma_elt): New function. Accepts whitespace in comma lists.
2948 * gensupport.h: Prototype new routines.
2949 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
2951 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
2952 (next_comma_elt): Use scan_comma_elt.
2954 * config/i386/i386.md: Use new attribute notation to break up
2955 long lines in define_attr forms.
2957 2002-05-12 Richard Henderson <rth@redhat.com>
2959 * expr.c (compress_float_constant): New.
2960 (emit_move_insn): Use it.
2961 (float_extend_from_mem): New.
2962 (init_expr_once): Initialize it.
2963 * real.c (exact_real_truncate): New.
2965 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
2966 dropped into memory; penalize for size.
2967 (RTX_COSTS): FLOAT_EXTEND is free.
2968 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
2969 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
2971 2002-05-12 Richard Henderson <rth@redhat.com>
2973 * profile.h (profile_info): Add missing extern to declaration.
2974 * profile.c (profile_info): Define it.
2976 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2978 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
2979 used for DImode and TImode.
2981 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2983 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
2986 2002-05-11 Zack Weinberg <zack@codesourcery.com>
2988 * config/rs6000/rs6000.c (rs6000_default_long_calls,
2989 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
2990 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
2991 (rs6000_override_options): Handle -m(no-)longcall.
2992 (init_cumulative_args, output_mi_thunk): Check for both
2993 longcall and shortcall attributes on the function.
2994 (rs6000_attribute_table): Add "shortcall".
2995 (rs6000_handle_longcall_attribute): Update comment.
2996 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
2997 altivec_expand_ternop_builtin): Add default clauses to switches
2998 to silence warnings.
3000 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3001 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3002 (TARGET_OPTIONS): Add longcall and no-longcall.
3004 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3005 call_value_nonlocal_sysv): Split by alternatives. One pair
3006 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3007 the call cookie. The other pair accepts only LR/CTR and has
3010 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3011 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3013 * config/rs6000/rs6000-c.c: New file.
3014 * config/rs6000/t-rs6000-c-rule: New file.
3015 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3016 Prototype rs6000_pragma_longcall.
3018 * doc/extend.texi: Document shortcall attribute.
3019 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3021 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3023 * reorg.c (dbr_schedule): Remove unnecessary test.
3025 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3027 * i386.md (testsi to testqi spliters): New.
3029 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3031 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3033 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3035 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3036 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3037 that can be made fallthru.
3039 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3041 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3042 (cfg_layout_initialize): Use it.
3044 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3046 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3047 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3048 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3050 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3052 * dbxout.c: Fix formatting.
3053 * dependence.c: Likewise.
3055 * diagnostic.c: Likewise.
3056 * doloop.c: Likewise.
3057 * dominance.c: Likewise.
3058 * doschk.c: Likewise.
3059 * dwarf2asm.c: Likewise.
3060 * dwarf2out.c: Likewise.
3061 * dwarfout.c: Likewise.
3063 2002-05-10 Richard Henderson <rth@redhat.com>
3065 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3066 Convert integers constants as needed. Replace "nwords" field with
3068 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3069 * function.h: Fix typo in comment.
3070 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3072 2002-05-10 Roger Sayle <roger@eyesopen.com>
3074 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3075 into the equivalent (signed char)c > 0.
3077 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3079 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3080 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3081 (struct prefetch_info): Fix spelling of member bytes_accessed.
3082 (emit_prefetch_instructions): Make dump messages more regular;
3083 restructure code to add more dump messages; use new macros for
3084 heuristics. (There are no code generation changes in any of this).
3086 2002-05-10 David S. Miller <davem@redhat.com>
3088 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3089 (struct rtx_def): Update unchanging flag comment.
3090 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3091 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3092 to be handled to INSN too.
3093 (dbr_schedule): Likewise.
3094 * resource.c (next_insn_no_annul): Likewise.
3096 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3099 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3101 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3102 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3103 (possibly) work around broken /bin/sh.
3105 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3107 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3108 . as N64/N32 libgcc_s.so subdirs.
3110 2002-05-10 David S. Miller <davem@redhat.com>
3112 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3114 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3116 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3118 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3119 * doc/rtl.texi: Document these macros more accurately.
3120 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3121 JUMP_INSNs and CALL_INSNs.
3122 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3123 or INSN_FROM_TARGET_P if the code is appropriate.
3125 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3127 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3128 before using SYMBOL_REF_FLAG (addr).
3130 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3131 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3132 Make non-static. Update all callers.
3133 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3134 New insns to clear/set/test a single bit in I/O address space.
3136 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3138 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3140 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3142 * Makefile.in: Update.
3143 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3144 builtin_define_std): New.
3145 (c_common_init): Register CPP builtins callback.
3146 * c-common.h (flag_iso, flag_undef): New.
3147 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3148 * c-lex.c: Don't include target.h.
3149 (cb_register_builtins): Move to c-common.c.
3150 (init_c_lex): Don't register hook here.
3151 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3152 (cpp_define, cpp_assert): Remove.
3153 * gcc.c (cc1_options): Pass -undef to front end.
3154 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3155 (TARGET_INITIALIZER): Update.
3156 * target.h (struct cpp_reader): Don't predeclare.
3157 (struct gcc_target): Remove cpp builtin hook.
3158 * tree.c (default_register_cpp_builtins): Remove.
3162 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3164 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3166 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3168 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3169 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3171 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3173 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3174 * config/sparc/libgcc-sparc-glibc.ver: New file.
3175 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3176 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3178 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3181 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3182 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3183 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3185 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3186 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3187 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3188 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3190 2002-05-09 Richard Henderson <rth@redhat.com>
3192 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3193 * config/ia64/ia64.c: Likewise.
3195 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3197 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3198 (save_restore_insns): Likewise.
3199 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3200 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3202 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3204 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3205 * i386.md: Move scheduling information into new files.
3207 * i386.md (type attribute): Add "rotate" for rotate insns.
3208 (rotate insns): Set type to "rotate".
3209 (various attributes and function units): Treat rotate like shift.
3210 (pent_pair attribute): Only rotates by one bit position are
3212 (sbb insns): Explicitly set pent_pair attribute on a couple
3213 that were missing it.
3215 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3217 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3218 make sure that buffer starts on odd word address.
3219 (sh_va_arg): Skip odd fp registers when reading a double precision
3222 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3224 * tree.h (preserve_data, object_permanent_p, type_precision):
3227 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3229 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3230 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3232 * cpp.texi: Update for removal of obsolete features.
3234 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3235 Jeffrey A Law (law@redhat.com)
3237 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3238 the DFA interface for Pentium processors.
3239 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3240 (attr_pent_pair, ix86_pent_find_pair): Remove.
3241 (ix86_sched_reorder_pentium): Remove.
3242 (ix86_sched_reorder): Remove reordering for Pentium.
3243 * i386.md (Pentium scheduling): Rewrite using DFA description.
3245 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3247 * cfganal.c (can_fallthru): Fix fast path.
3248 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3249 with edges to the next block.
3251 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3252 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3254 * final.c (end_final): Use C trees to output data structures for profiling.
3256 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3257 (profile.o): New dependency profile.h
3258 (final.o): New dependency profile.h
3259 * profile.h: New file. New global structure profile_info.
3260 * final.h (count_edges_instrumented_now): Declare.
3261 (current_function_cfg_checksum): Declare.
3262 (function_list): New structure.
3263 (functions_head, functions_tail): New static variables.
3264 (end_final): Emits more data, removed some -ax stuff.
3265 (final): Stores function names and chcksums.
3266 * gcov-io.h (__write_gcov_string): New function.
3267 (__read_gcov_string): New function.
3268 * gcov.c (read_profile): New function.
3269 (create_program_flow_graph): Uses read_profile instead of reading
3271 (read_files): Removed da_file checking, it's done by read_profile now.
3272 * libgcc2.c (bb_function_info): New structure.
3273 (bb): New field in structure, removed some -ax stuff.
3274 (__bb_exit_func): Changed structure of da_file.
3275 * profile.c (count_edges_instrumented_now): New global variable.
3276 (current_function_cfg_checksum): New global variable.
3277 (max_counter_in_program): New global variable.
3278 (get_exec_counts): New function.
3279 (compute_checksum): New function.
3280 (instrument_edges): Sets count_edges_instrumented_now.
3281 (compute_branch_probabilities): Uses get_exec_counts instead of
3283 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
3284 (init_branch_prob): Removed da_file checking, done in get_exec_counts
3286 (end_branch_prob): Removed da_file checking, done in get_exec_counts
3288 * gcov.texi: Updated information about gcov file format.
3290 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
3292 * sbitmap.c: Fix formatting.
3294 * scan-decls.c: Likewise.
3295 * sched-deps.c: Likewise.
3296 * sched-ebb.c: Likewise.
3297 * sched-rgn.c: Likewise.
3298 * sched-vis.c: Likewise.
3299 * sdbout.c: Likewise.
3300 * sibcall.c: Likewise.
3301 * simplify-rtx.c: Likewise.
3303 * ssa-ccp.c: Likewise.
3304 * ssa-dce.c: Likewise.
3306 * stor-layout.c: Likewise.
3307 * stringpool.c: Likewise.
3309 2002-05-09 David S. Miller <davem@redhat.com>
3311 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
3313 2002-05-07 David S. Miller <davem@redhat.com>
3315 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
3316 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
3317 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
3318 library implementation clobbers the output before the inputs
3319 are fully consumed, use stack temporary for the output.
3321 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
3323 * config/netbsd.h (CPP_SPEC): Remove.
3324 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
3325 * config/i386/netbsd.h (CPP_SPEC): Define.
3326 * config/ns32k/netbsd.h (CPP_SPEC): Define.
3327 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
3328 * config/sparc/netbsd.h (CPP_SPEC): Define.
3329 * config/vax/netbsd.h (CPP_SPEC): Define.
3331 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3333 * read-rtl.c: Fix formatting.
3335 * recog.c: Likewise.
3336 * regclass.c: Likewise.
3337 * regmove.c: Likewise.
3338 * reg-stack.c: Likewise.
3339 * reload1.c: Likewise.
3340 * reload.c: Likewise.
3341 * resource.c: Likewise.
3342 * rtlanal.c: Likewise.
3344 * rtl-error.c: Likewise.
3346 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3348 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
3349 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
3351 2002-05-08 Bernd Schmidt <bernds@redhat.com>
3353 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
3354 use __SSE2__ macro instead.
3355 * config/i386/xmmintrin.h: Likewise.
3357 2002-05-08 Janis Johnson <janis187@us.ibm.com>
3359 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
3360 and use it in all invocations of these macros. Clean up comments.
3361 * rtl.c (rtl_check_failed_flag): Add an argument for the name
3362 of the flag access macro whose check failed.
3363 * doc/rtl.texi (Flags): Document additional flag uses.
3365 2002-05-08 Robert Spier <rspier@pobox.com>
3366 Neil Booth <neil@daikokuya.demon.co.uk>
3368 PR preprocessor/6521
3369 * cppfiles.c (handle_missing_header): Don't do anything
3370 different for <> includes.
3372 * cppopts.texi: Update documentation for -MG.
3374 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
3376 * cpplex.c (cpp_interpret_charconst): Truncate as well as
3379 * cpp.texi: Clarify multichar charconst valuation.
3381 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3383 * doc/invoke.texi: Document -mwindiss option.
3385 2002-05-08 Jason Merrill <jason@redhat.com>
3387 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
3389 * dwarf2out.c (gen_type_die): Abort on broken recursion.
3392 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
3395 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
3397 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
3398 little-endian multilibs to override arm/thumb multilibs.
3399 Do not build hardware floating point multilibs, nor apcs-26
3400 multilibs for the Thumb.
3402 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3405 * varasm.c (mark_weak): New function.
3406 (merge_weak): Use it. Do not call declare_weak.
3407 (declare_weak): Use merge_weak.
3409 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3411 * cse.c (dead_libcall_p): Update counts.
3412 (delete_trivially_dead_insns): Update call of dead_libcall_p.
3414 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3416 * cfglayout.c (function_tail_eff_head): Rename to ...
3417 (function_footer): ... this one.
3418 (unlink_insn_chain): New functions.
3419 (label_for_bb): Only call block_label and emit debug message.
3420 (record_effective_endpoints): Actually unlink the headers and footers.
3421 (fixup_reorder_cahin): Re-insert the unlinked sequences.
3422 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
3423 * cfglayout.h (struct reorder_block_def): New fields footer/header;
3424 remove eff_head/eff_end.
3425 * rtl.h (set_first_insn): Declare.
3426 * emit-rtl.c (set_first_insn): New function.
3428 * cfglayout.c (fixup_reorder_chain): Dump duplicated
3429 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3430 cfg_layout_duplicate_bb): New global function.
3431 (duplicate_insn_chain): New static function.
3432 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3433 cfg_layout_duplicate_bb): Declare.
3434 (struct reorder_block_def): Add "original" field.
3435 * emit-rtl.c (emit_copy_of_insn_after): New function.
3436 * rtl.h (emit_copy_of_insn_after): Declare.
3438 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
3439 (fixup_reorder_chain): properly handle edges to exit block.
3441 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3442 Jan Hubicka <jh@suse.cz>
3444 * basic-block.h (note_prediction_to_br_prob): declare.
3445 * c-semantics.c: Inlucde predit.h
3446 (expand_stmt): predict GOTO_STMT as not taken.
3447 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
3448 (cleanup_cfg): Do not free tail_recursion_list.
3449 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
3450 (flow_delete_block): Kill predictions past end of basic block.
3451 * output.h (delete_unreachable_blocks): Declare.
3452 * predict.c (predicted_by_p, process_note_predictions,
3453 process_note_prediction, last_block_p): New function.
3454 (estimate_probability): Bypass loop on PRED_CONTINUE;
3455 do not handle noreturn heuristics; kill PRED_RETURN; add
3457 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
3458 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
3459 * predict.h (IS_TAKEN): New constant.
3460 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
3461 * rtl.c (NOTE_INSN_PREDICTION): New.
3462 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
3464 (insn_note): add NOTE_INSN_PREDICTION.
3465 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
3466 CFG; free tail_recursion_label_list.
3467 * stmt.c: Include predict.h;
3468 (return_prediction): New.
3469 (expand_value_return): Use it.
3470 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
3472 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
3474 * config/mips/mips.md: Name the unspecs with define_constant.
3475 (*HILO_delay): Rename to 'hilo_delay' (no star).
3476 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
3477 (reload_outdi, reload_outsi): Likewise.
3479 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
3481 * toplev.c: Fix formatting.
3483 2002-05-07 Janis Johnson <janis187@us.ibm.com>
3485 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
3486 * configure.in (ac_rtlflag_checking): New.
3487 * doc/install.texi (--enable-checking): Document RTL flag checking.
3489 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3491 * c-common.c (c_common_init): Set options->unsigned_wchar.
3492 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
3493 group target dependencies.
3494 (init_builtins, cpp_handle_option): Update.
3495 * cpplex.c (cpp_interpret_charconst): Update.
3496 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
3497 signed_char to unsigned_char, group target dependencies.
3498 * defaults.h (WCHAR_UNSIGNED): Remove.
3499 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
3501 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
3502 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
3503 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
3504 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
3505 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
3507 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
3509 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3511 * fixinc/inclhack.def (windiss_math1): New fix.
3512 (windiss_math2): Likewise.
3513 (windiss_valist): Likewise.
3514 * fixinc/fixincl.x: Regenerated.
3516 2002-05-07 Andreas Jaeger <aj@suse.de>
3518 * genautomata.c (output_internal_min_issue_delay_func): Add
3519 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
3520 (output_internal_trans_func): Likewise.
3522 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
3524 * pa.c (hppa_profile_hook): Use force_reg to get the address
3525 of the profile hook into an appropriate pseudo register.
3527 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3529 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
3530 (LINK_START_SPEC): Handle it.
3531 (LINK_OS_SPEC): Likewise.
3532 (CPP_SPEC): Likewise.
3533 (STARTFILE_SPEC): Likewise.
3534 (LIB_SPEC): Likewise.
3535 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
3537 (CRTSAVRES_DEFAULT_SPEC): New macro.
3538 (LIB_WINDISS_SPEC): New macro.
3539 (CPP_OS_WINDISS_SPEC): Likewise.
3540 (STARTFILE_WINDISS_SPEC): Likewise.
3541 (ENDFILE_WINDISS_SPEC): Likewise.
3542 (LINK_START_WINDISS_SPEC): Likewise.
3543 (LINK_OS_WINDISS_SPEC): Likewise.
3544 * config/rs6000/windiss.h: New file.
3546 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
3548 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
3550 2002-05-06 David S. Miller <davem@redhat.com>
3552 * config/sparc/sparc.md (shift insns): Do not mask off
3553 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
3556 2002-05-06 Richard Henderson <rth@redhat.com>
3559 * expr.c (highest_pow2_factor_for_type): New.
3560 (expand_assignment): Use it.
3562 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
3564 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
3566 ("altivec_mfvscr"): Same.
3568 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3570 * rtl.h (struct rtx_def): Update comments.
3571 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
3572 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
3573 RTL_FLAG_CHECK macros with list of expected RTL codes.
3574 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
3575 (rtl_check_failed_flag): New.
3576 * reload1.c (reload): Use REG macro before changing rtx to MEM.
3577 (reload_cse_noop_set_p): Check rtx code before using access macro.
3578 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
3579 before using access macro.
3581 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3583 * doc/rtl.texi (Flags): Update to reflect current usage.
3585 2002-05-06 Roger Sayle <roger@eyesopen.com>
3588 * fold-const.c (sign_bit_p): New function.
3589 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
3590 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
3591 Reapply fold when converting (A & C) == C into (A & C) != 0.
3592 (fold_binary_op_with_conditional_arg): Fix typo in comment.
3594 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3596 * c-common.c (warn_multichar): New.
3597 (c_common_init): Set CPP's warn_multichar.
3598 * c-common.h (warn_multichar): New.
3599 * c-decl.c (warn_multichar): Remove.
3600 * c-lex.c (lex_charconst): Update.
3601 * c-tree.h (warn_multichar): Remove.
3602 * cppexp.c (eval_token): Sign-extend charconst value.
3603 * cppinit.c (cpp_create_reader): Set warn_multichar.
3604 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
3605 each character. Update prototype. Sign-extend the result.
3606 * cpplib.h: Fix conditions.
3607 (struct cpp_options): Add new warning flag.
3608 (cpp_interpret_charconst): Update prototype.
3610 * cpp.texi: Update documentation.
3612 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
3614 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
3615 Fix typo in usage of allof instead of unit.
3617 2002-05-06 Richard Henderson <rth@redhat.com>
3619 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
3620 and any jump or call for IN.
3622 2002-05-06 Bernd Schmidt <bernds@redhat.com>
3624 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
3626 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
3628 2002-05-06 Roger Sayle <roger@eyesopen.com>
3630 * fold-const.c (lshift-double): Cast the high word to an unsigned
3631 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
3632 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
3633 avoid compiler warning. (fold): Remove redundant code from
3634 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
3636 2002-05-06 Jeff Law <law@redhat.com>
3638 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
3639 * pa.c (pa_adjust_cost): Remove all true dependency cost
3640 adjustments. Also remove support for non-DFA scheduling.
3641 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
3642 to adjust true dependency costs. Update various comments.
3643 (7100lc, 7200, 7300 scheduling): Simplify by combining the
3644 FP ALU & MPY units into a single unit.
3646 2002-05-06 Catherine Moore <clm@redhat.com>
3648 * config/v850/v850.c (compute_register_save_size): Make sure
3649 to count all of the registers that will be saved.
3651 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3653 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
3655 2002-05-06 David S. Miller <davem@redhat.com>
3657 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
3658 allow result to overlap input operands in memory.
3660 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3663 * cpp.texi: Update multichar charconst docs.
3665 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3667 * cpplex.c (cpp_interpret_charconst): Sign-extend each
3668 character. Don't ignore excess characters. Treat
3669 multicharacter character constants as signed.
3670 (cpp_parse_escape): Clarify diagnostic.
3672 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3674 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
3675 use add instead of shift.
3676 (ashldi3_sp64): Likewise.
3677 (ashlsi3_const1, ashldi3_const1): Remove.
3678 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
3679 * config/sparc/sparc.c (const1_operand): New.
3681 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
3683 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
3685 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3688 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
3690 2002-05-05 Richard Henderson <rth@redhat.com>
3692 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
3693 memory latency adjustments.
3694 (alpha_variable_issue): Remove.
3695 (alpha_use_dfa_pipeline_interface): New.
3696 (alpha_multipass_dfa_lookahead): New.
3697 * config/alpha/alpha.md: Remove define_function_unit scheduling;
3698 include new dfa scheduling.
3699 (attr type): Add none.
3701 * config/alpha/ev4.md: New.
3702 * config/alpha/ev5.md: New.
3703 * config/alpha/ev6.md: New.
3705 2002-05-05 David S. Miller <davem@redhat.com>
3707 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
3709 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
3711 * cse.c: Fix formatting.
3712 * emit-rtl.c: Likewise.
3714 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3716 * genautomata.c (initiate_states): Add additional guard to
3717 initialize `units_array'.
3719 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3721 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
3722 process_unit_to_form_the_same_automaton_unit_lists,
3723 form_the_same_automaton_unit_lists
3724 check_unit_distributions_to_automata): New prototypes and
3726 (check_automata): Rename it into `check_automata_insn_issues'.
3727 (unit_decl): New fields `the_same_automaton_unit' and
3728 `the_same_automaton_message_reported_p'.
3729 (unit_decl_t): New typedef.
3730 (the_same_automaton_lists): New gloval variable.
3731 (unit_regexp, unit_set_el, units_array, units_cmp,
3732 output_get_cpu_unit_code_func): Use the typedef.
3733 (evaluate_max_reserv_cycles): Increment
3734 `description->max_insn_reserv_cycles'.
3735 (initiate_states): Don't increment `max_cycles_num'.
3736 (transform_insn_regexps): Move code around transformation of
3737 regexps from `generate'.
3738 (generate): Remove call of `transform_insn_regexps'.
3739 (expand_automata): Call `transform_insn_regexps' and
3740 `check_unit_distributions_to_automata'. Check errors before
3743 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
3744 automaton `ultrasparc3_1'.
3746 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3748 * c-common.c (c_common_init): Set up CPP arithmetic.
3749 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
3750 something reasonable for the host.
3751 (sanity_checks): Add checks.
3752 (cpp_read_main_file): Call sanity_checks() from here...
3753 (cpp_post_options): ... not here.
3754 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
3755 * cpplib.h (struct cpp_options): New member int_precision.
3757 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3759 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
3761 2002-05-04 David S. Miller <davem@redhat.com>
3763 * config/sparc/linux.h, config/sparc/linux64.h
3764 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
3766 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
3768 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
3770 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
3773 2002-05-05 Tim Josling <tej@melbpc.org.au>
3775 * treelang; New directory for new sample language treelang.
3777 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3779 * Makefile.in (c-lex.o): Update.
3780 * c-lex.c: Include target.h.
3781 (cb_register_builtins): New.
3782 (init_c_lex): Set builtins callback.
3783 * c-lex.h (cpp_define, cpp_assert): New prototypes.
3784 * cppinit.c (init_builtins): Use callback, including for
3786 * cpplib.h (struct cpp_callbacks): New member.
3787 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
3788 (TARGET_INITIALIZER): Update.
3789 * target.h (struct gcc_target): New hook.
3790 * tree.c (default_register_cpp_builtins): New.
3791 * tree.h (default_register_cpp_builtins): New.
3793 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
3795 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3797 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
3798 (cpp_post_options): Move sanity checks to...
3799 (sanity_checks): New.
3800 * cpplex.c (maybe_read_ucs): Fix prototype.
3801 (parse_string, cpp_parse_escape): Cast for %c format specifier.
3802 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
3805 2002-05-04 Bernd Schmidt <bernds@redhat.com>
3807 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
3808 builtins. Use V2DI patterns instead of TI for logical operations.
3809 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
3810 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
3811 (ix86_expand_builtins): Change the pattern used for movntdq.
3812 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
3813 sse2_nandv2di3): New patterns.
3814 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
3816 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
3817 (cvtdq2pd): Correct mode on operand 1.
3818 (sse2_umulsidi3): Describe without unspec.
3819 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
3821 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
3822 (ashlv2di3): Likewise, from sse2_ashlv2di3.
3823 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
3824 ashlv4si3, ashlv2di3): Use SImode for shift count.
3825 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
3826 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
3828 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
3830 (__m128i, __m128d): New macros.
3831 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
3832 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
3833 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
3834 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
3835 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
3836 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
3837 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
3838 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
3839 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
3840 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
3841 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
3842 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
3843 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
3844 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
3845 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
3846 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
3847 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
3848 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
3849 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
3850 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
3851 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
3852 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
3853 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
3854 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
3855 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
3856 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
3857 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
3858 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
3859 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
3860 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3861 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
3862 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
3863 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
3864 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
3865 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
3866 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
3867 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
3869 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
3870 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
3872 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
3874 * dwarf2out.c: Fix formatting.
3875 * varasm.c: Likewise.
3877 2002-05-04 David Edelsohn <edelsohn@gnu.org>
3880 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
3881 clobber and use result as temporary value.
3883 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3885 * expr.c (force_operand): Use expand_simple_* to handle more
3888 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3890 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
3892 (lex_charconst): Update for change in prototype of
3893 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
3895 * cpphash.h (BITS_PER_CPPCHAR_T): New.
3896 * cppinit.c (cpp_create_reader): Initialize them for no
3897 change in semantics.
3898 (cpp_post_options): Add sanity checks.
3899 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
3900 and truncation issues. Calculate in type cppchar_t.
3901 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
3902 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
3903 run-time dependent precision correctly. Return whether the
3904 result is signed or not.
3905 * cpplib.c (dequote_string): Use cppchar_t; update.
3906 * cpplib.h (cppchar_signed_t): New.
3907 struct cpp_options): New precision members.
3908 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
3909 * cppexp.c (eval_token): Update.
3911 2002-05-03 David S. Miller <davem@redhat.com>
3913 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
3914 * config/sparc/sparc.c (sparc_rtx_costs): New function
3915 implementing RTX_COSTS and CONST_COSTS.
3916 * config/sparc/sparc.h (CONST_COSTS): Delete.
3917 (RTX_COSTS_CASES): Define.
3918 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
3921 * config/sparc/sparc.md (DFA schedulers): Split out...
3922 * config/sparc/cypress.md, config/sparc/hypersparc.md,
3923 config/sparc/sparclet.md, config/sparc/supersparc.md,
3924 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
3926 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
3927 checks on it, always defined for Sparc.
3929 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
3930 Tweak, and add more detailed comments.
3932 2002-05-03 Zack Weinberg <zack@codesourcery.com>
3934 * Re-apply patch accidentally reverted with
3935 DFA scheduler merge: remove all rules and variables to slurp
3936 source files out of libiberty and rebuild them with HOST_CC.
3937 ($(HOST_PREFIX_1)varray.o): New rule.
3938 (genattrtab rule): Word wrap.
3940 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3942 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
3943 (CPP_SUBTARGET_SPEC): Define.
3944 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
3945 cpp_subtarget specs.
3946 (CPP_SPEC): Redefine to include %(cpp_subtarget).
3948 2002-05-03 David S. Miller <davem@redhat.com>
3950 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
3951 * target.h (struct gcc_target): Delete cycle_display member.
3953 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
3954 (rtx_needs_barrier): Delete reference to cycle_display unspec.
3955 (ia64_sched_reorder2): Mention need for cycle display handling
3956 once such notes exist.
3958 2002-05-03 Richard Henderson <rth@redhat.com>
3960 * real.c (etoasc): Strip most trailing zeros for clarity.
3961 * sched-vis.c: Include real.h.
3962 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
3963 * Makefile.in (sched-vis.o): Add real.h.
3965 2002-05-03 David S. Miller <davem@redhat.com>
3967 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
3970 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
3972 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
3973 when we get an out of range literal.
3974 (altivec_expand_ternop_builtin): Same.
3975 (altivec_expand_unop_builtin): Same.
3976 (altivec_expand_builtin): Same, for dss.
3977 (altivec_expand_builtin): Use trees instead of rtl when
3978 determining literal argument validity.
3980 2002-05-03 David S. Miller <davem@redhat.com>
3982 Delete cycle display scheduling hook.
3983 * config/ia64/ia64.c (ia64_cycle_display,
3984 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
3985 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
3986 and use emit_insn_before instead of ia64_emit_insn_before.
3987 * config/ia64/ia64.md (unspec usage): Delete cycle display.
3988 (cycle_display): Delete insn pattern.
3989 * config/sparc/sparc.md (unspec usage): Delete cycle display.
3990 (cycle_display): Delete insn pattern.
3991 * config/sparc/sparc.c (sparc_cycle_display,
3992 TARGET_SCHED_CYCLE_DISPLAY): Delete.
3993 * doc/md.texi (cycle_display): Don't mention.
3994 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
3996 2002-05-03 Richard Henderson <rth@redhat.com>
3998 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
3999 * recog.h: Declare them.
4001 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4002 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4003 * config/sparc/sparc-protos.h: Update.
4005 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4007 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4008 -D__arch64__. Add -D_LP64.
4009 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4011 (CPP_ARCH64_SPEC): Likewise.
4012 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4013 (NO_BUILTIN_SIZE_TYPE): Undef.
4015 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4017 * genautomata.c (min_issue_delay_pass_states): Change return type
4019 (min_issue_delay_pass_states): Change the algorithm.
4020 (min_issue_delay): Set up min_insn_issue_delay for the state.
4021 (output_min_issue_delay_table): Interchange the nested loops and
4022 and initiate min_insn_issue_delay for states.
4024 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4026 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4029 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4031 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4034 2002-05-03 Richard Henderson <rth@redhat.com>
4037 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4038 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4039 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4040 code before JUMP, not EARLIEST.
4042 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4044 * c-format.c (check_format_info_main): Don't check for presence of
4045 parameter for * width until after operand number has been read,
4046 and only check for it if format parameters are available.
4049 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4051 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4052 (LINK_SPEC): Undef before defining.
4054 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4056 PR preprocessor/6489
4057 * tradcpp.c (fixup_newlines): New.
4058 (main, finclude): Use it.
4060 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4062 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4063 * config/mips/mips.c (mips_unique_section): Strip encoding from
4066 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4068 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4071 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4073 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4074 (Specific): Removed buildstats references.
4075 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4076 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4077 Accomodate Solaris versions beyond 8.
4078 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4079 (Specific, *-*-solaris2.8): Removed, obsolete.
4081 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4084 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4085 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4086 fill leaf_reg_remap with identity.
4087 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4089 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4091 * config/h8300/crti.asm: Remove trailing spaces.
4092 * config/h8300/h8300.c: Likewise.
4093 * config/h8300/lib1funcs.asm: Likewise.
4095 2002-05-02 Jason Merrill <jason@redhat.com>
4097 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4098 * c-decl.c (c_init_decl_processing): Use it.
4099 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4100 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4101 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4103 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4105 * regrename.c: Fix formatting.
4108 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4110 * i386.md (attribute memory): Handle compares properly.
4112 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4114 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4117 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4119 * function.c: Fix formatting.
4121 2002-05-02 Jan Hubicka <jh@suse.cz>
4123 * haifa-sched.c (schedule_insn): Print table of instructions and
4125 (sched_block): Do not print ready list at verbosity level 1.
4126 * sched-vis.c (print_insn): Make global.
4127 * sched-ebb.c (ebb_print_insn): Rename from...
4128 (print_insn): ... this one.
4129 * sched-int.h (print_insn): Declare
4131 2002-05-02 Richard Henderson <rth@redhat.com>
4133 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4134 emitted by cycle_display.
4136 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4138 * doc/install.texi (*-*-freebsd*): Update to latest status.
4140 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4143 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4144 * config/float-sparc.h: Assume 128-bit long double if
4145 __LONG_DOUBLE_128__ is defined.
4147 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4149 * genattrtab.c (write_function_unit_info): Add a dummy element
4150 when num_units == 0.
4152 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4154 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4155 TYPE_MODE (double_type_node) instead of DFmode.
4157 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4159 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4161 * toplev.c (rest_of_compilation): Revert Richard's patch.
4163 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4165 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4167 2002-05-02 Catherine Moore <clm@redhat.com>
4169 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4171 2002-05-02 Kazu Hirata <kazu@hxi.com>
4173 * combine.c: Fix comment typos.
4175 * genautomata.c: Likewise.
4179 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4181 * doc/install.texi: State GNAT version requirements.
4183 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4185 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4186 of the frame pointer or arg pointer register which strict register
4187 checking is not enabled.
4189 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4191 * gcc.dg/altivec-8.c: New.
4193 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4194 PRE_INC and PRE_DEC for altivec modes.
4196 2002-05-01 Bruce Korb <bkorb@gnu.org>
4198 * fixinc/check.tpl(set-writable): make sure the function exists first
4199 * fixinc/inclhack.def(alpha_assert): fix test_text
4200 * fixinc/tests/base/assert.h: add in missing result
4202 2002-05-01 Jeff Law <law@redhat.com>
4204 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4207 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4209 * dbxout.c (dbxout_type): Emit size information for range types,
4210 as well, but only when using GDB extensions.
4212 2002-05-01 Richard Henderson <rth@redhat.com>
4214 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4215 target-independent gnu binutils date test.
4217 2002-05-01 Richard Henderson <rth@redhat.com>
4219 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4220 info before expunging the block.
4222 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4224 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4225 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4226 -M -or -MM is in effect.
4228 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4230 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4231 A29k configurations.
4232 * doc/install.texi: Update to match.
4234 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4237 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4238 for duplicates. Always loop over whole list.
4240 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4242 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4244 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4246 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4249 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4251 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4253 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4255 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4256 (nabs_nopower): Same.
4257 (floatdisf2): New pattern.
4258 (absdi2): Convert to define_insn_and_split.
4263 (fix_trunctfdi2): Same.
4264 (fix_trunctfsi2): Same.
4266 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
4268 * doc/install.texi: Update Texinfo version requirement
4271 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4273 PR target/6512, PR target/5628
4274 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
4275 when memory is not aligned.
4276 (movdf_insn_v9only_vis): Likewise.
4277 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
4278 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
4279 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
4281 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
4283 * gcc.dg/altivec-7.c: New.
4285 * config/rs6000/altivec.h: Cleanup.
4287 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
4289 * doc/invoke.texi (Option Summary): Add -mvrsave=.
4290 (RS/6000 and PowerPC Options): Document -mvrsave=.
4292 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
4293 (rs6000_altivec_vrsave_string): Same.
4294 (rs6000_override_options): Call rs6000_parse_vrsave_option.
4295 (rs6000_parse_vrsave_option): New.
4296 (rs6000_stack_info): Only generate vrsave instructions when
4297 TARGET_ALTIVEC_VRSAVE.
4299 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
4300 (rs6000_altivec_vrsave_string): Define extern.
4301 (rs6000_altivec_vrsave): Same.
4302 (TARGET_ALTIVEC_VRSAVE): New.
4304 2002-04-30 Richard Henderson <rth@redhat.com>
4307 * toplev.c (rest_of_compilation): Don't run cross-jump before
4310 2002-04-30 Tom Rix <trix@redhat.com>
4312 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4313 check which_alternative.
4315 2002-04-30 Kazu Hirata <kazu@hxi.com>
4317 * cpplex.c: Fix comment formatting.
4318 * function.c: Likewise.
4319 * integrate.c: Likewise.
4320 * regrename.c: Likewise.
4321 * sibcall.c: Likewise.
4322 * simplify-rtx.c: Likewise.
4323 * tree-inline.c: Likewise.
4325 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4327 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
4328 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
4329 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
4330 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
4331 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
4332 * pa/x-ada: New file. Define ADA_CFLAGS.
4334 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
4336 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
4337 from MMIX_LAST_REGISTER_FILE_REGNUM.
4338 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
4339 (struct machine_function): New member highest_saved_stack_register
4340 previously static variable in mmix.c.
4341 (MACHINE_DEPENDENT_REORG): Define.
4342 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
4343 (MMIX_OUTPUT_REGNO): New.
4344 (mmix_target_asm_function_prologue): Move calculation of last used
4345 saved-stack-register into...
4346 (mmix_machine_dependent_reorg): New function. Update to also handle
4348 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
4349 register names, simplify somewhat by new variable regno.
4350 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
4352 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
4353 emitting register names.
4354 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
4355 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
4357 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
4360 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
4362 2002-04-30 Richard Henderson <rth@redhat.com>
4364 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4365 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
4366 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
4367 emit_tfmode_cvt): New.
4368 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
4369 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
4370 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
4371 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
4372 * config/sparc/sparc-protos.h: Update.
4374 2002-04-30 Janis Johnson <janis187@us.ibm.com>
4376 * install.texi (Final install): Add to the list of info to include
4377 in a report of a successful bootstrap, and add link to 3.1 list.
4379 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
4381 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
4382 (mode): Add vector modes
4383 (i387): Kill attribute.
4384 (unit): New attribute.
4385 (length_immediate): Grok new types.
4386 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
4387 (modrm): Use "unit".
4388 (memory): Handle MMX/SSE properly.
4389 (scheduling descriptions): Kill uses of fop1.
4390 (sse, mmx, fp patterns): Set type and mode properly.
4392 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
4394 * pa.c (override_options): Default to PA8000 scheduling.
4395 * doc/invoke.texi (HP-PA options): Mention newly added 7300
4396 scheduling parameter.
4398 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
4399 handling of double precision multiplies.
4401 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
4402 fpdiv and fpsqrt instructions.
4403 (7200 & 7300 scheduling): Fix typo in handling of
4404 store-load and store-store penalties.
4406 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4408 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
4409 mips. Add two missing commas.
4411 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
4413 * doc/contrib.texi (Contributors): Update Paolo Carlini's
4414 and Benjamin Kosnik's entries.
4416 2002-04-29 David S. Miller <davem@redhat.com>
4418 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
4419 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
4420 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
4421 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4423 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4425 * combine.c (find_split_point): Use gen_int_mode.
4427 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
4429 Merging code from dfa-branch:
4431 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
4433 * genautomata.c (output_reserv_sets): Fix typo.
4435 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
4437 * genautomata.c (output_reserv_sets): Remove
4438 next_cycle_output_flag.
4440 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
4442 * sched-rgn.c (init_ready_list): Make the DFA code handle
4443 USE/CLOBBER insns in the same way as the traditional
4445 (new_ready): Similarly..
4447 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
4449 * haifa-sched.c (schedule_block): Change the DFA state only after
4452 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
4454 * pa.c (hppa_use_dfa_pipeline_interface): New function.
4455 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
4456 (override_options): Add PA7300 scheduling support.
4457 (pa_adjust_cost): Update various comments. Properly
4458 handle anti and output dependencies when using the
4460 (pa_issue_rate): Add PA7300 scheduling support.
4461 (pa_can_combine_p): Call extract_insn before calling
4462 constrain_operands (taken from mainline tree).
4463 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
4464 * pa.md (cpu attr): Add 7300. Rewrite pipeline
4465 descriptions using DFA descriptions. Add PA7300
4468 2002-03-30 David S. Miller <davem@redhat.com>
4470 Add UltraSPARC-III DFA scheduling support.
4471 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
4472 Update FP conditional move on register insn patterns to use it, as
4474 (define_attr cpu): Add ultrasparc3.
4475 (define_attr us3load_type): New, update integer load patterns to
4476 set it, as appropriate.
4477 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
4478 (rest): Add UltraSPARC3 scheduling description.
4479 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
4480 (PROCESSOR_ULTRASPARC3): New.
4481 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
4482 ({ASM,CPP}_CPU_SPEC): Likewise.
4483 (REGISTER_MOVE_COST): Likewise.
4484 (RTX_COSTS): Likewise.
4485 * config/sparc/sparc.c (sparc_override_options,
4486 sparc_initialize_trampoline, sparc64_initialize_trampoline,
4487 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4488 sparc_issue_rate): Likewise.
4489 * config/sparc/sol2.h: Likewise.
4490 * config/sparc/sol2-sld-64.h: Likewise.
4491 * config/sparc/linux64.h: Likewise.
4493 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
4495 * doc/md.texi: Add comments about usage the latency time for the
4496 different dependencies and about case when two or more conditions
4497 in different define_insn_reservations returns TRUE for an insn.
4499 * doc/md.texi: Add reference for automaton based pipeline
4502 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
4504 * doc/passes.texi: Add missed information about genattrtab.
4506 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
4508 * genautomata.c (output_automata_list_transition_code): Check
4509 automata_list on NULL.
4511 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
4513 * genautomata.c (output_insn_code_cases,
4514 output_automata_list_min_issue_delay_code,
4515 output_automata_list_transition_code,
4516 output_automata_list_state_alts_code): Comment the functions.
4518 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
4520 * genautomata.c (automata_list_el_t): New typedef.
4521 (get_free_automata_list_el,free_automata_list_el,
4522 free_automata_list, automata_list_hash, automata_list_eq_p,
4523 initiate_automata_lists, automata_list_start, automata_list_add,
4524 automata_list_finish, finish_automata_lists,
4525 output_insn_code_cases, output_automata_list_min_issue_delay_code,
4526 output_automata_list_transition_code,
4527 output_automata_list_state_alts_code, add_automaton_state,
4528 form_important_insn_automata_lists): New functions and prototypes.
4529 (insn_reserv_decl): Add members important_automata_list and
4531 (ainsn): Add members important_p.
4532 (automata_list_el): New structure.
4533 (first_free_automata_list_el, current_automata_list,
4534 automata_list_table): New global variables.
4535 (create_ainsns): Initiate member important_p.
4536 (output_internal_min_issue_delay_func): Generate the switch and
4537 call output_insn_code_cases.
4538 (output_internal_trans_func, output_internal_state_alts_func):
4540 (generate): Call initiate_automata_lists.
4541 (automaton_states): New global variable.
4542 (expand_automata): Call form_important_insn_automata_lists.
4543 (write_automata): Call finish_automata_lists.
4545 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
4547 * genautomata.c (add_excls, add_presence_absence): Check that
4548 cpu units in the sets belong the same automaton.
4550 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
4551 about that cpu units in the sets belong the same automaton.
4553 * doc/md.texi: Ditto.
4555 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
4556 Nitin Gupta <niting@noida.hcltech.com>
4558 * config/sh/sh.c (sh_use_dfa_interface): New function.
4560 (sh_issue_rate): New Function.
4561 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
4562 TARGET_SCHED_ISSUE_RATE: define.
4564 * config/sh/sh.md: Add DFA based pipeline description for SH4.
4566 (define_attr insn_class): New attribute used for DFA
4568 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
4569 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
4570 cmpeqdi_t): Likewise.
4572 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
4573 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
4575 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
4577 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4579 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
4582 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4584 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
4585 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
4587 (output_dfa_start_func): Initiate new variable insn_codes_length,
4588 (write_automata): Output definition of the new variable.
4590 2001-10-02 David S. Miller <davem@redhat.com>
4592 * haifa-sched.c (advance_one_cycle): New function.
4593 (schedule_block): Use it.
4594 (queue_to_ready): Use it, and also make sure to advance the DFA
4595 state on all stall cycles, not just those where insn_queue links
4598 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
4600 * haifa-sched.c (max_issue): Remove last_p argument. Only return
4601 non-zero if the highest-priority instruction could be scheduled.
4602 (choose_ready): Remove last argument from max_issue call.
4604 2001-09-28 David S. Miller <davem@redhat.com>
4606 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
4607 ultrasparc and 3 for other multi-issue sparcs.
4609 2001-09-27 David S. Miller <davem@redhat.com>
4611 * config/sparc/sparc.md (cycle_display): New pattern.
4612 * config/sparc/sparc.c (sparc_cycle_display): New.
4613 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
4615 2001-09-25 David S. Miller <davem@redhat.com>
4617 Convert all of Sparc scheduling to DFA
4618 * config/sparc/sparc.md: Kill all define_function_unit
4619 directives and replace with DFA equivalent.
4620 * config/sparc/sparc.c (ultrasparc_adjust_cost,
4621 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
4622 ultra_fpmode_conflict_exists, ultra_find_type,
4623 ultra_build_types_avail, ultra_flush_pipeline,
4624 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
4625 ultrasparc_variable_issue, ultrasparc_sched_init,
4626 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
4627 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
4628 ultra_cur_hist, ultra_cycles_elapsed): Kill.
4629 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4630 ultrasparc_store_bypass_p): New.
4631 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
4634 2001-09-24 David S. Miller <davem@redhat.com>
4636 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
4637 ready->vec[foo] not ready[foo].
4639 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4641 * doc/md.texi: Correct examples for define_insn_reservations
4644 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4646 * genautomata.c (create_automata): Print message about creation of
4648 (generate): Remove printing meease about creation of
4651 2001-09-05 David S. Miller <davem@redhat.com>
4653 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4654 * config/sparc/linux64.h: Likewise.
4656 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
4658 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
4659 schedule_block, sched_init, sched_finish): Add missed calls of
4660 use_dfa_pipeline_interface.
4662 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
4665 * sched-vis.c (get_visual_tbl_length): Ditto.
4667 2001-08-27 Richard Henderson <rth@redhat.com>
4669 * genattr.c (main): Emit state_t even when not doing scheduling.
4671 2001-08-27 Richard Henderson <rth@redhat.com>
4673 * genautomata.c (expand_automata): Always create a description.
4675 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4677 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4678 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4679 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4682 * genattr.c (main): New variable num_insn_reservations. Increase
4683 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4684 pipeline hazard recognizer interface.
4686 * genattrtab.h: New file.
4688 * genattrtab.c: Include genattrtab.h.
4689 (attr_printf, check_attr_test, make_internal_attr,
4690 make_numeric_value): Move protypes into genattrtab.h. Define them
4692 (num_dfa_decls): New global variable.
4693 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4694 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4695 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4696 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4698 * genautomata.c: New file.
4700 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4702 * sched-int.h: (curr_state): Add the external definition for
4703 automaton pipeline interface.
4704 (haifa_insn_data): Add comments for members blockage and units.
4706 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4707 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4708 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4709 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4710 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4711 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4712 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4714 (TARGET_SCHED): Use the new macros.
4716 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4717 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4718 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4719 dfa_bubble): New members in gcc_target.sched.
4721 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4722 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4723 (insn_queue): Redefine it as pointer to array.
4724 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4726 (max_insn_queue_index_macro_value): New variable.
4727 (curr_state, dfa_state_size, ready_try): New varaibles for
4728 automaton interface.
4729 (ready_element, ready_remove, max_issue): New function prototypes
4730 for automaton interface.
4731 (choose_ready): New function prototype.
4732 (insn_unit, blockage_range): Add comments.
4733 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4734 FUNCTION_UNITS_SIZE == 0.
4735 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4736 actual_hazard, potential_hazard): Add comments.
4737 (insn_cost): Use cost -1 as undefined value. Remove
4738 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4740 (ready_element, ready_remove): New functions for automaton
4742 (schedule_insn): Add new code for automaton pipeline interface.
4743 (queue_to_ready): Add new code for automaton pipeline interface.
4744 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4745 (debug_ready_list): Print newline when the queue is empty.
4746 (max_issue): New function for automaton pipeline interface.
4747 (choose_ready): New function.
4748 (schedule_block): Add new code for automaton pipeline interface.
4749 Print ready list before scheduling each insn.
4750 (sched_init): Add new code for automaton pipeline interface.
4751 Initiate insn cost by -1.
4752 (sched_finish): Free the current automaton state and finalize
4753 automaton pipeline interface.
4755 * sched-rgn.c: Include target.h.
4756 (init_ready_list, new_ready, debug_dependencies): Add new code for
4757 automaton pipeline interface.
4759 * sched-vis.c: Include target.h.
4760 (get_visual_tbl_length): Add code for automaton interface.
4761 (target_units, print_block_visualization): Add comments.
4763 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4764 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4765 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4766 (getruntime.o, genautomata.o): New entries.
4767 (genattrtab.o): Add new dependency file genattrtab.h.
4768 (genattrtab): Add new dependencies. Link it with `libm.a'.
4769 (getruntime.o, hashtab.o): New entries for canadian cross.
4771 * doc/md.texi: Description of automaton based model.
4773 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4775 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4776 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4777 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4778 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4779 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4780 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4781 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4783 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4784 MAX_DFA_ISSUE_RATE): New macro descriptions.
4786 * doc/contrib.texi: Add dfa based scheduler contribution.
4788 * doc/gcc.texi: Add more information about genattrtab.
4790 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4792 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
4793 adjust_address_nv call.
4795 2002-04-29 Janis Johnson <janis187@us.ibm.com>
4797 * doc/install.texi (Testing): Provide additional information, and
4798 a stronger encouragement, for running the testsuites.
4800 2002-04-29 DJ Delorie <dj@redhat.com>
4802 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
4803 given in upper case.
4805 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4807 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
4808 Solaris 2 <widec.h> if missing.
4809 * fixinc/fixincl.x: Regenerate.
4810 * fixinc/tests/base/widec.h: New file.
4812 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
4814 * toplev.c (f_options): Add "profile" switch so that
4815 -fno-profile can be used to disable -p.
4817 2002-04-29 Bernd Schmidt <bernds@redhat.com>
4819 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
4821 * tree.c (build_common_tree_nodes_2): Likewise.
4822 * tree.h (enum tree_index): Likewise.
4823 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
4825 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
4827 (init_mmx_sse_builtins): Initialize SSE2 builtins.
4828 (ix86_expand_builtin): Add support for SSE2 builtins.
4829 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
4830 (VALID_SSE_REG_MODE): Use it.
4831 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
4832 (enum ix86_builtins): Add SSE2 builtins.
4833 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
4834 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
4835 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
4836 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
4837 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
4838 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
4839 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
4840 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
4841 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
4842 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
4843 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
4844 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
4845 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
4846 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4847 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
4848 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
4849 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
4850 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
4851 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
4852 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
4853 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
4854 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
4855 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
4856 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
4857 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
4858 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
4859 lfence_insn): New patterns.
4860 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
4861 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
4863 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
4865 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
4867 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4869 * doc/contrib.texi (Contributors): Add Paolo Carlini and
4871 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
4872 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
4873 and CPU instead of cpu.
4875 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
4877 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
4879 (lang_independent_options): Add -fif-conversion, -fif-conversion2
4880 (rest_of_compilation): Do if conversion only when asked for.
4881 (parse_options_and_default_flags): Set new variables to 1 for -O1
4882 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
4884 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4886 * i386.c (dbx64_register_map): Fix typo.
4888 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
4890 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
4891 real_one_half, real_bb_freq_max): New static variables.
4892 (debug_profile_bbauxs): Kill.
4893 (process_note_predictions): Kill unused variable.
4894 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
4896 (propagate_freq): Use REAL_ARITHMETICS.
4897 (estimate_bb_frequencies): Likevise; init new static variables.
4898 * Makefile.in (predict.o): Add dependency on real.h
4900 2002-04-28 David S. Miller <davem@redhat.com>
4903 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
4904 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
4905 several {reads,writes} instead.
4906 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
4909 2002-04-27 David S. Miller <davem@redhat.com>
4912 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
4915 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
4916 including signal.h and sys/ucontext.h, not needed.
4918 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
4920 * varasm.c (output_constant_def): Correct test for not calling
4921 ENCODE_SECTION_INFO for INTEGER_CST.
4923 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
4925 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
4926 keep most cases as function eval_token.
4927 (eval_token): New function.
4928 (_cpp_parse_expr): Read token here for improved diagnostics.
4929 Don't use op_as_text. Detect bad ':' here.
4930 (reduce): Don't detect bad ':' here.
4931 (op_as_text): Remove.
4932 * cpphash.h (_cpp_test_assertion): Change prototype.
4933 * cpplib.c (_cpp_test_assertion): Change prototype.
4935 2002-04-28 Richard Henderson <rth@redhat.com>
4938 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
4939 (ggc_mark_rtx_children): New.
4941 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4944 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
4945 after call peepholes for UltraSPARC.
4946 (call + jump 64-bit peepholes): Remove.
4948 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4951 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
4952 result as temporary value.
4954 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4957 * toplev.c (rest_of_compilation): Only run regrename and copy
4958 propagation if optimizing.
4960 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4962 PR optimization/6475
4963 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
4964 register of REGNO_DECL (i).
4965 * Makefile.in (reload1.o): Add $(TREE_H).
4967 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
4969 * cppexp.c (lex): Update to use state.skip_eval.
4970 (struct op): Remove prio and flags members.
4971 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
4972 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
4973 (LEFT_ASSOC): New macro.
4974 (optab): New table of operator priorities and flags.
4976 (_cpp_parse_expr): Clean up logic. Return bool. Use a
4977 malloc-ed parser stack.
4978 (reduce): New; reduce the operator stack.
4979 (_cpp_expand_op_stack): Expand the operator stack as necessary.
4980 * cpphash.h (struct op): Predeclare.
4981 (struct cpp_reader): New members op_stack, op_limit.
4982 (struct lexer_state): New member skip_eval.
4983 (_cpp_parse_expr): Update.
4984 (_cpp_expand_op_stack): New.
4985 * cpplib.c (do_if): Update.
4986 * cppinit.c (cpp_create_reader): Create op stack.
4987 (cpp_destroy): And destroy it.
4988 * cpplib.h (CPP_LAST_CPP_OP): Correct.
4989 (TTYPE_TABLE): Correct.
4991 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4994 * c-decl.c (duplicate_decls): Call merge_weak.
4995 * c-pragma.c (apply_pragma_weak): Warn about misuse.
4996 * output.h (merge_weak): Prototype merge_weak.
4997 * varasm.c (merge_weak): New function.
4998 (declare_weak): Make sure we don't give an error on VAR_DECLs.
4999 Mark RTL with SYMBOL_REF_WEAK.
5001 2002-04-27 Kurt Garloff <garloff@suse.de>
5003 * tree-inline.c (inlinable_function_p): Improve heuristics
5004 by using a smoother function to cut down allowable inlinable size.
5005 * param.def: Add parameters max-inline-insns-single,
5006 max-inline-slope, min-inline-insns that determine the exact
5007 shape of the above function.
5008 * param.h: Likewise.
5010 2002-04-26 Richard Henderson <rth@redhat.com>
5012 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5013 (yyoverflow): Re-add. Set them.
5014 (free_parser_stacks): New.
5015 * c-common.h: Declare it.
5016 * c-lex.c (c_common_parse_file): Call it.
5018 2002-04-26 Richard Henderson <rth@redhat.com>
5020 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5021 for fallthru search.
5023 2002-04-26 Eric Christopher <echristo@redhat.com>
5025 PR optimization/3700
5026 * config/mips/mips.c (mips_issue_rate): Define. New function.
5027 (TARGET_SCHED_ISSUE_RATE): Use.
5029 2002-04-25 David S. Miller <davem@redhat.com>
5032 * reorg.c (optimize_skip): Do not allow exception causing
5033 instructions to be considered for delay slots.
5034 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5035 (relax_delay_slots): Do not try to consider exception causing
5036 instructions as redundant.
5038 2002-04-26 Richard Henderson <rth@redhat.com>
5041 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5043 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5046 * config/i386/i386.md (untyped_call): Return the value in a float
5047 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5050 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5052 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5053 in unsigned-ness correctly.
5055 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5057 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5058 portable runtime model.
5060 2002-04-26 Richard Henderson <rth@redhat.com>
5062 * c-parse.in (yyoverflow): Revert.
5064 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5065 Richard Henderson <rth@redhat.com>
5067 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5068 result as temporary value.
5070 2002-04-26 Richard Henderson <rth@redhat.com>
5073 * c-common.c (fix_string_type): Split out of ...
5074 (combine_strings): ... here. Take a varray, not a tree list.
5075 (c_expand_builtin_printf): Use fix_string_type.
5076 * c-common.h: Update decls.
5077 * c-parse.in (string): Remove. Update all uses to use STRING
5078 instead, and not call combine_strings.
5081 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5082 (build_asm_stmt): Likewise.
5083 * objc/objc-act.c (my_build_string): Use fix_string_type.
5084 (build_objc_string_object): Build varray for combine_strings.
5086 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5088 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5091 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5093 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5094 (HAVE_NO_R_OPERAND): Remove.
5095 (HAVE_VALUE): Remove.
5096 (op_to_prio): Update.
5097 (UNARY): Don't alter flags.
5098 (_cpp_parse_expr): want_value used to indicate whether
5099 a number or unary operator is expected next. Distinguish
5100 unary and binary +/-.
5101 (op_as_text): Update for unary operators.
5103 2002-04-25 Richard Henderson <rth@redhat.com>
5106 * c-parse.in (yyoverflow): New.
5108 2002-04-25 Richard Henderson <rth@redhat.com>
5111 * c-common.c (shorten_compare): Simplfy conditions leading to
5112 the generation of a warning.
5114 2002-04-25 Richard Henderson <rth@redhat.com>
5117 * expmed.c (extract_bit_field): Fall through to generic code rather
5118 than aborting on subreg special case.
5120 2002-04-25 David S. Miller <davem@redhat.com>
5122 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5123 for DECL being NULL.
5125 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5127 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5129 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5131 * c-decl.c (grokdeclarator): Remove outdated ??? note
5132 on invalid declaration of flexible array members.
5134 2002-04-25 Richard Henderson <rth@redhat.com>
5136 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5138 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5140 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5141 needed by the compiler, even if they are used as global regs.
5143 2002-04-25 Matt Hiller <hiller@redhat.com>
5145 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5147 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5148 of the corresponding functions.
5149 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5152 2002-04-25 Matt Hiller <hiller@redhat.com>
5154 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5156 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5157 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5158 registers, adjust comment accordingly.
5159 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5160 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5161 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5162 for coprocessor registers.
5163 (ADDITIONAL_REGISTER_NAMES): Include
5164 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5166 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5167 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5168 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5169 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5170 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5172 (mips_char_to_class): Adjust comment to include coprocessor
5175 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5177 (mips_reg_names, mips_regno_to_class): Include coprocessor
5179 (mips_sw_reg_names): Ditto, make non-static.
5180 (mips_move_1word): Handle moves to and from coprocessor registers.
5181 (mips_move_2words): Handle moves to and from coprocessor
5183 (mips_class_max_nregs, mips_register_move_cost): Handle
5184 coprocessor register classes.
5185 (override_options): Initialize mips_char_to_class and
5186 mips_hard_regno_mode_ok properly for coprocessor registers.
5188 * config/mips/mips.md (movdi_internal, movdi_internal2,
5189 movsi_internal1, movsi_internal2): Add constraint-sets for
5190 coprocessor registers.
5191 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5192 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5194 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5195 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5197 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5198 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5200 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5201 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5204 * doc/tm.texi: Document feature.
5206 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5208 * integrate.c (function_attribute_inlinable_p): Simplify.
5209 Check the table pointer is not NULL.
5211 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5213 * doc/c-tree.texi: Fix typo in introduction.
5215 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5217 * c-common.h (c_common_parse_file): Update.
5218 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5219 * c-lex.c (YYDEBUG): Get from c-lex.h.
5220 (c_common_parse_file): Update.
5221 * c-lex.h (YYDEBUG, yydebug): New.
5222 * c-parse.in (YYDEBUG): Get from c-lex.h.
5223 (c_set_yydebug): Remove.
5224 * c-tree.h (c_set_yydebug): Remove.
5225 * langhooks-def.h (lhd_do_nothing_i): New.
5226 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5227 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5228 * langhooks.c (lhd_do_nothing_i): New.
5229 (lhd_set_yydebug): Remove.
5230 * langhooks.h (struct lang_hooks): Update.
5231 * toplev.c (set_yydebug): New.
5232 (compile_file): Update call to parse_file hook.
5233 (decode_d_option): Update.
5235 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5237 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5239 * loop.c (load_mems): Don't change the interface of called functions.
5241 * calls.c (expand_call): Take current_function_pretend_args_size
5242 into account when setting argblock for sibcalls.
5244 2002-04-24 Matt Hiller <hiller@redhat.com>
5246 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5249 * cpplex.c (skip_line_comment): Process comment one multibyte
5250 character at a time rather than one char at a time, if
5252 (parse_string): Process string one multibyte character at a time
5253 rather than one char at a time, if appropriate.
5254 * c-lex.c (lex_string): Lex and copy multibyte strings
5256 * cpplib.h (cppchar_t): Change to unsigned.
5258 2002-04-24 Richard Henderson <rth@redhat.com>
5261 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
5264 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
5266 * sh.c (sh_va_arg): If argument was passed by reference,
5267 dereference the pointer.
5269 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5271 * sh.md (divsi3_i4_media): Use match_operand for input values
5272 rather than hard registers.
5273 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
5274 unnecessarily through hard registers. Keep copies of pseudo
5275 registers outside of the libcall sequence.
5277 * sh.md (casesi_shift_media): Add modes.
5279 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
5282 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
5284 * attribs.c (c_common_attribute_table): Move table and handlers
5286 (format_attribute_table, lang_attribute_table,
5287 lang_attribute_common): Remove.
5288 (init_attributes): Replace NULL pointers with pointers to the
5290 (handle_packed_attribute, handle_nocommon_attribute,
5291 handle_common_attribute, handle_noreturn_attribute,
5292 handle_noinline_attribute, handle_always_inline_attribute,
5293 handle_used_attribute, handle_unused_attribute,
5294 handle_const_attribute, handle_transparent_union_attribute,
5295 handle_constructor_attribute, handle_destructor_attribute,
5296 handle_mode_attribute, handle_section_attribute,
5297 handle_aligned_attribute, handle_weak_attribute,
5298 handle_alias_attribute, handle_visibility_attribute,
5299 handle_no_instrument_function_attribute, handle_malloc_attribute,
5300 handle_no_limit_stack_attribute, handle_pure_attribute,
5301 handle_deprecated_attribute, handle_vector_size_attribute,
5302 vector_size_helper): Move to c-common.c.
5303 * c-common.c (c_common_attribute_table,
5304 handle_packed_attribute, handle_nocommon_attribute,
5305 handle_common_attribute, handle_noreturn_attribute,
5306 handle_noinline_attribute, handle_always_inline_attribute,
5307 handle_used_attribute, handle_unused_attribute,
5308 handle_const_attribute, handle_transparent_union_attribute,
5309 handle_constructor_attribute, handle_destructor_attribute,
5310 handle_mode_attribute, handle_section_attribute,
5311 handle_aligned_attribute, handle_weak_attribute,
5312 handle_alias_attribute, handle_visibility_attribute,
5313 handle_no_instrument_function_attribute, handle_malloc_attribute,
5314 handle_no_limit_stack_attribute, handle_pure_attribute,
5315 handle_deprecated_attribute, handle_vector_size_attribute,
5316 vector_size_helper): Move from attribs.c.
5317 * c-common.h (c_common_attribute_table,
5318 c_common_format_attribute_table): New.
5319 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5320 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5321 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
5322 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
5323 (LANG_HOOKS_INITIALIZER): Update.
5324 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
5325 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
5326 * target.h: Update comment.
5327 * tree.c (default_target_attribute_table): Remove.
5328 * tree.h (default_target_attribute_table, format_attribute_table,
5329 lang_attribute_table, lang_attribute_common): Remove.
5331 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5332 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5334 2002-04-24 Jason Merrill <jason@redhat.com>
5336 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
5337 * dwarf2out.c (dwarf_attr_name): Support it.
5338 (gen_array_type_die): Emit it.
5339 (lookup_type_die): No special handling for VECTOR_TYPE.
5340 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
5342 2002-04-24 Richard Henderson <rth@redhat.com>
5344 * config/mips/mips.md (movdi_usd): Renumber.
5346 2002-04-24 David S. Miller <davem@redhat.com>
5349 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
5350 32-bit Sparc and current_function_returns_struct is true.
5352 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5354 * loop.c (canonicalize_condition): Use gen_int_mode.
5356 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
5358 * config/rs6000/altivec.h: Cleanup file. Add non individual
5380 (vec_vcmpequb): New.
5381 (vec_vcmpequh): New.
5382 (vec_vcmpequw): New.
5383 (vec_vcmpeqfp): New.
5384 (vec_vcmpgefp): New.
5385 (vec_vcmpgtub): New.
5386 (vec_vcmpgtsb): New.
5387 (vec_vcmpgtuh): New.
5388 (vec_vcmpgtsh): New.
5389 (vec_vcmpgtuw): New.
5390 (vec_vcmpgtsw): New.
5391 (vec_vcmpgtfp): New.
5392 (vec_vcmpgefp): New.
5397 (vec_vexptefp): New.
5402 (vec_lde): Add vector float variant.
5407 (vec_vmhaddshs): New.
5429 (vec_vmladduhm): New.
5430 (vec_vmhraddshs): New.
5432 (vec_vmsummbm): New.
5433 (vec_vmsumuhm): New.
5434 (vec_vmsumshm): New.
5435 (vec_vmsumuhs): New.
5436 (vec_vmsumshs): New.
5445 (vec_vnmsubfp): New.
5463 (vec_vrsqrtefp): New.
5474 (vec_vspltisb): New.
5475 (vec_vspltish): New.
5476 (vec_vspltisw): New.
5501 (vec_vsum4ubs): New.
5502 (vec_vsum4sbs): New.
5503 (vec_vsum4shs): New.
5504 (vec_vsum2sws): New.
5515 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
5518 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
5519 added literals from substracted literals.
5520 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
5521 (fold) [associate]: Preserve MINUS_EXPR if needed.
5523 2002-04-23 Zack Weinberg <zack@codesourcery.com>
5525 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
5528 2002-04-23 Tom Tromey <tromey@redhat.com>
5530 * gcc.c: Added --resource. For PR java/6314.
5532 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5534 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
5535 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
5538 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5540 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
5542 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5544 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
5546 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
5547 (ix86_expand_clrstr): Fix typo.
5548 * loop.c (gen_load_of_final_value): New.
5549 (loop_givs_rescan, strength_reduce, check_dbra_loop):
5552 2002-04-23 Roger Sayle <roger@eyesopen.com>
5554 * builtins.c (builtin_memset_gen_str): New function.
5555 (expand_builtin_memset): Optimize the case of constant length, but
5558 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
5560 * config/rs6000/altivec.h (vec_step): Remove extraneous
5562 (vec_ctu): Cast return.
5564 2002-04-23 Alan Modra <amodra@bigpond.net.au>
5567 * function.h: (struct function): Add profile_label_no field.
5568 (current_function_profile_label_no): Define.
5569 * function.c: (profile_label_no): New static var.
5570 (expand_function_start): Increment it, and copy to
5571 current_function_profile_label_no.
5572 * output.h (profile_label_no): Delete.
5573 * final.c (profile_label_no): Delete.
5574 (profile_function): Use current_function_profile_label_no.
5575 (final_end_function): Don't increment profile_label_no here.
5576 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
5577 profile_label_no with current_function_profile_label_no.
5578 * config/pa/pa.c (current_function_number): Delete.
5579 (pa_output_function_prologue): Don't output profile label here.
5580 (hppa_profile_hook): Use label_no param rather than
5581 current_function_number.
5582 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
5583 * config/pa/pa.h: .. here.
5584 (FUNCTION_PROFILER): Output profile label here.
5586 2002-04-22 Eric Christopher <echristo@redhat.com>
5588 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
5589 patch of 2002-04-09 due to binutils issues.
5590 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
5592 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5594 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
5595 constraint to 'o' for m=r and r=m alternatives.
5596 ("*movv8hi_internal1"): Same.
5597 ("*movv16qi_internal1"): Same.
5598 ("*movv4sf_internal1"): Same.
5600 2002-04-22 Janis Johnson <janis187@us.ibm.com>
5602 * rtl.h (RTX_FLAG): New macro.
5603 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
5604 * final.c (alter_subreg): Use macro to access rtx flag.
5605 * integrate.c (copy_rtx_and_substitute): Use new access macro.
5606 * print-rtl.c (print_rtx): Use new access macro.
5608 * cse.c (insert): Check rtx code before accessing flag.
5610 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
5611 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
5612 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
5613 convert_const_symbol_ref, make_canonical, make_alternative_compare,
5614 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
5615 simplify_test_exp, optimize_attrs, simplify_by_exploding,
5616 find_and_mark_used_attributes, unmark_used_attributes,
5617 add_values_to_cover, simplify_with_current_value,
5618 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
5619 copy_rtx_unchanging, main): Use new access macros.
5621 2002-04-22 Tom Rix <trix@redhat.com>
5623 * expmed.c (init_expmed): Generate shifted constant once.
5625 2002-04-22 Zack Weinberg <zack@codesourcery.com>
5627 * c-lex.c (lex_charconst): Call convert to get constant in
5628 proper type; don't just smash the type field.
5631 * config.gcc: Add list of obsolete configurations. Disallow
5632 building these without --enable-obsolete.
5633 * doc/install.texi: Document --enable-obsolete and obsoletion
5634 policy. Mention obsoletion of individual targets in
5637 2002-04-22 Richard Henderson <rth@redhat.com>
5639 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
5641 2002-04-22 Mark Mitchell <mark@codesourcery.com>
5644 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
5645 (walk_fixup_memory_subreg): Likewise.
5646 (fixup_var_refs_insn): Adjust accordingly.
5647 (fixup_var_refs_1): Likewise.
5649 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
5651 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
5652 LIBPATH_ARCH64_SPEC): Define.
5653 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
5654 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
5655 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
5656 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
5658 2002-04-22 Joel Sherrill <joel@OARcorp.com>
5660 * gthr-rtems.h: Correct prototypes to remove warnings.
5662 2002-04-22 Richard Henderson <rth@redhat.com>
5665 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
5667 * gcse.c (free_insn_expr_list_list): New.
5668 (clear_modify_mem_tables): Use it. Fix bit set usage.
5669 (canon_list_insert): Use EXPR_LISTs for expressions.
5670 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
5672 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
5674 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
5675 file change and include code to _cpp_pop_buffer.
5676 * cpphash.h (struct pending_option): Predeclare.
5677 (struct cpp_reader): New member next_include_file.
5678 (_cpp_pop_file_buffer): Update.
5679 (_cpp_push_next_buffer): Update, rename.
5680 * cppinit.c (cpp_destroy): Free include chain and pending here.
5681 (cpp_finish_options): Simplify.
5682 (_cpp_push_next_buffer): Rename and clean up.
5683 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
5685 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
5687 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5689 * config/rs6000/altivec.h (vec_xor): Add variant for both args
5690 being vector signed int.
5692 (vec_xor): Add variant for both args being vector signed char.
5693 Remove redundant variant.
5696 2002-04-21 David S. Miller <davem@redhat.com>
5698 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
5699 compare mode in output RTL.
5701 2002-04-22 David Edelsohn <edelsohn@gnu.org>
5703 * config/rs6000/rs6000.c (rs6000_override_options): Correct
5704 style and formatting of previous patch.
5706 2002-04-22 Alan Modra <amodra@bigpond.net.au>
5708 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
5709 flag_pic for ABI_AIX.
5711 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5713 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
5714 * cppfiles.c (read_include_file): Similarly.
5715 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
5716 uxstrdup ustrchr, ufputs): Similarly.
5717 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
5718 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
5719 cpp_ideq, parse_identifier, parse_number): Similarly.
5720 * cpplib.c (struct directive, dequote_string, D, run_directive,
5721 cpp_push_buffer): Similarly.
5722 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
5723 _cpp_create_definition, check_trad_stringification,
5724 cpp_macro_definition): Similarly.
5726 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5728 * cppmacro.c (funlike_invocation_p): Don't step back
5731 2002-04-21 David Edelsohn <edelsohn@gnu.org>
5733 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
5736 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
5738 * doc/invoke.texi: Remove Chill references.
5739 * doc/gcc.texi: Update last modified date.
5741 2002-04-20 Kazu Hirata <kazu@hxi.com>
5743 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
5744 push and pop. Replace add.l with add.w.
5746 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5748 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
5749 multiply instructions for H8/300H case.
5751 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5753 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
5754 Bum three instructions from each routine.
5756 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
5758 * Makefile.in: Update.
5759 * decl.c (push_c_function_context, pop_c_function_context,
5760 mark_c_function_context): Rename for consistency.
5761 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
5762 * c-tree.h (push_c_function_context, pop_c_function_context,
5763 mark_c_function_context): Rename for consistency.
5764 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5765 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5766 * function.c (init_lang_status, save_lang_status,
5767 restore_lang_status, mark_lang_status, free_lang_status):
5768 Move to langhooks.h.
5769 (push_function_context_to, pop_function_context_from,
5770 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
5772 * function.h (init_lang_status, save_lang_status,
5773 restore_lang_status, mark_lang_status, free_lang_status):
5774 Move to langhooks.h.
5775 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
5776 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
5777 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
5778 LANG_HOOKS_FUNCTION_INITIALIZER): New.
5779 (LANG_HOOKS_INITIALIZER): Update.
5780 (lhd_do_nothing_f): New.
5781 * langhooks.h (struct lang_hooks_for_functions): New.
5782 (struct lang_hooks): New hooks.
5783 * langhooks.c (lhd_do_nothing_f): New.
5785 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5786 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5788 2002-04-19 David S. Miller <davem@redhat.com>
5790 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5791 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
5793 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5795 PR optimization/3756
5796 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
5797 x = ((int) y < 0) ? cst1 : cst2.
5799 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5802 * function.c: Reapply patch for c/6358.
5803 (expand_function_end): Copy decl_rtl's mode, not
5804 current_function_return_rtx mode.
5806 2002-04-19 Joel Sherrill <joel@OARcorp.com>
5808 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
5811 2002-04-19 Tom Tromey <tromey@redhat.com>
5813 * doc/install.texi (Specific): Update status of Solaris 2.8.
5816 2002-04-19 Andreas Schwab <schwab@suse.de>
5818 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
5819 (PUT_REAL): Restore old definition.
5821 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
5822 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5824 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
5825 binutils 2.11.2 and higher generate smaller binaries than Sun's
5828 2002-04-19 Mark Mitchell <mark@codesourcery.com>
5831 * toplev.c (rest_of_compilation): Do not defer functions for which
5832 TREE_SYMBOL_REFERENCED has already been set.
5834 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
5836 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
5839 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
5841 * builtins.c: Include langhooks.h.
5842 (lang_type_promotes_to): Remove.
5843 (expand_builtin_va_arg): Use new hook.
5844 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
5845 (simple_type_promotes_to): Move to c-typeck.c.
5846 * c-common.h (simple_type_promotes_to): Remove.
5847 * c-decl.c (duplicate_decls, grokdeclarator): Update.
5848 * c-format.c: Include langhooks.h.
5849 (check_format_types): Update.
5850 * c-tree.h (c_type_promotes_to): New.
5851 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
5852 (type_lists_compatible_p): Update.
5853 * langhooks-def.h (lhd_type_promotes_to): New.
5854 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
5855 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5856 * langhooks.c (lhd_type_promotes_to): New.
5857 * langhooks.h (struct lang_hooks_for_types): New hook.
5858 * tree.h (lang_type_promotes_to): Remove.
5860 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
5862 2002-04-18 Richard Henderson <rth@redhat.com>
5864 * function.c: Revert patch for c/6358.
5866 2002-04-18 Richard Henderson <rth@redhat.com>
5868 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
5869 blocks. Handle multiple references to the TRAP block. Handle
5870 non-adjacent THEN and OTHER blocks.
5872 2002-04-18 Richard Henderson <rth@redhat.com>
5874 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
5875 crash with no type for by-mode libcalls.
5877 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
5879 2002-04-18 Bob Wilson <bob.wilson@acm.org>
5881 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
5882 __xtensa_nonlocal_goto): Use a syscall instructions to flush
5883 the register windows.
5885 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5887 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
5888 appropriate. Document need for extended precision even when
5889 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
5890 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
5891 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
5892 instead of relying on later syntax error when REAL_WIDTH > 5.
5893 * real.c: Define NE based only on whether or not we have a
5894 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
5895 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
5896 define GET_REAL and PUT_REAL as simple memcpy operations; no
5897 need to byteswap or round.
5898 Use #error instead of #ifdef-ing out the entire file, for
5899 prompt error detection.
5901 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
5903 2002-04-18 David S. Miller <davem@redhat.com>
5905 * config/sparc/sparc.h (BRANCH_COST): Define.
5907 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
5910 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
5912 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
5913 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
5914 propagate_block calls after relaxation loop using new variable
5915 stabilized_prop_flags.
5917 2002-04-18 Richard Henderson <rth@redhat.com>
5919 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
5920 (ia64_va_arg): Expect variable sized types by reference.
5921 * config/ia64/ia64-protos.h: Update.
5922 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
5923 ia64_function_arg_pass_by_reference.
5925 2002-04-18 Richard Henderson <rth@redhat.com>
5927 * ifcvt.c: Include except.h.
5928 (block_has_only_trap): Break out from find_cond_trap.
5929 (find_cond_trap): Use it. Always delete the trap block.
5930 (merge_if_block): Allow then block null. Be less simplistic about
5931 what insns can end a block.
5932 * Makefile.in (ifcvt.o): Depend on except.h.
5934 * config/ia64/ia64.md (trap, conditional_trap): New.
5936 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5939 * function.c (assign_parms): Assign hard current_function_return_rtx
5941 (expand_function_end): ...not here.
5943 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
5945 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5946 * c-tree.h (c_incomplete_type_error): New.
5947 * c-typeck.c (require_complete_type, build_component_ref): Update.
5948 (incomplete_type_error): Rename.
5949 * langhooks-def.h (lhd_incomplete_type_error): New.
5950 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
5951 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5952 * langhooks.c (lhd_incomplete_type_error): New.
5953 * langhooks.h (struct lang_hooks_for_types): New hook.
5954 * tree.c (size_in_bytes): Use new hook.
5955 * tree.h (incomplete_type_error): Remove.
5957 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5959 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5961 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
5962 TARGET_FLOAT_FORMAT blocks.
5964 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5966 * doc/install.texi (Downloading the source): Do not mention Chill
5967 any longer, but mention Ada.
5968 (Configuration): Do not mention Chill any longer.
5970 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
5972 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
5974 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
5976 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
5979 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5981 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
5982 instead of unsigned_type.
5984 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5986 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
5987 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
5990 2002-04-18 Bernd Schmidt <bernds@redhat.com>
5992 * attribs.c (vector_type_node_list): New static variable.
5993 (handle_vector_size_attribute): Use it to avoid generating a
5994 new type node each time we are called.
5996 * combine.c (subst): Avoid trying to make a vector mode subreg of
5997 an integer constant.
5998 (gen_lowpart_for_combine): Likewise.
6000 2002-04-18 Roger Sayle <roger@eyesopen.com>
6001 Jakub Jelinek <jakub@redhat.com>
6003 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6004 for integer constant c (if x has unsigned type or sign bit is not
6005 set in c). This folds the zero/sign extension into the bit-wise and
6008 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6011 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6014 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6016 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6018 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6020 * gcc.c (read_specs): Detect and fail if an attempt is made to
6021 rename a spec string to an already existing string.
6023 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6025 * config/s390/s390.c (legitimize_pic_address): Do not generate
6026 illegal address constant without CONST.
6028 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6030 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6031 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6033 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6035 PR optimization/6305
6036 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6037 to make sure previous reloads are taken into account. Generate
6038 better code if one operand is an in-range immediate constant.
6040 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6042 * doc/install.texi (Building): libgcj requires GNU make.
6044 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6047 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6048 even if hard quad and register is not floating.
6049 (movtf reg<-mem split): Disallow splitting if hard quad and
6050 register is floating.
6051 (movtf mem<-reg split): Likewise.
6052 * config/sparc/sparc.c (fp_register_operand): New predicate.
6053 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6055 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6057 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6058 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6059 (unprotoize.o): Ditto. Build from protoize.c. Define
6060 UNPROTOIZE on command line.
6061 * protoize.c: Include cppdefault.h. Delete include_defaults.
6062 (in_system_include_dir): Use cpp_include_defaults (defined in
6064 * unprotoize.c: Delete file.
6066 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6068 * config/rs6000/altivec.h (vec_ld): Add array variants.
6072 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6073 Aldy Hernandez <aldyh@redhat.com>
6075 * config/rs6000/altivec.h: Define __ALTIVEC__.
6082 Add parentheses to all macro arguments.
6084 2002-04-16 Richard Henderson <rth@redhat.com>
6087 * except.c (remove_eh_handler): Insert inner regions at beginning
6088 of sibling chain. Refactor expressions.
6090 2002-04-16 Richard Henderson <rth@redhat.com>
6092 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6093 * config/sparc/sol2-gas-bi.h: New file.
6094 * config.gcc (sparc*-solaris): Add it as needed.
6095 * configure.in (AS_SPARC64_FLAG): Remove check.
6096 * config.in, configure: Regenerate.
6098 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6100 2002-04-16 Richard Henderson <rth@redhat.com>
6102 * config/mips/mips.c (override_options): Don't override N32 for
6106 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6107 (HILO_delay): Set can_delay false.
6109 2002-04-16 Dale Johannesen <dalej@apple.com>
6111 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6112 instruction addresses.
6113 (rs6000_output_function_epilogue): Likewise.
6115 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6117 * c-parse.in (poplevel, compstmt_start,
6118 compstmt_primary_start): Add ending ';', in accordance
6121 2002-04-16 Richard Henderson <rth@redhat.com>
6123 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6124 Adjust tm_file order to get TARGET_DEFAULT set properly.
6125 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6126 * doc/install.texi (sparc-solaris): Update.
6128 2002-04-16 Dale Johannesen <dalej@apple.com>
6130 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6131 comparison operands do not match each other or if modes of
6132 conditions do not match result.
6134 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6137 * config/s390/s390.md (mulsidi3): Set both subregs of the
6140 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6142 * config/rs6000/altivec.h (vec_addc): Type check.
6144 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6147 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6149 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6151 2002-04-15 Richard Henderson <rth@redhat.com>
6153 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6154 call_really_used_regs too.
6156 2002-04-15 Richard Henderson <rth@redhat.com>
6158 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6160 2002-04-15 David S. Miller <davem@redhat.com>
6162 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6165 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6168 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6169 CONST_VECTOR is { 0, ... 0 }.
6171 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6173 * doc/install.texi (Installing GCC: Configuration): Clarify
6174 the only supported ways to configure gcc.
6176 2002-04-15 Roland McGrath <roland@frob.com>
6178 * config.gcc (alpha*-*-gnu*): New target configuration.
6179 * config/alpha/gnu.h: New file for it.
6180 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6182 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6184 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6185 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6186 * tree.h (expand_start_stmt_expr): Update prototype.
6187 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6188 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6189 on the STMT_EXPR created for the inline function.
6191 2002-04-15 Richard Henderson <rth@redhat.com>
6193 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6194 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6195 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6196 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6197 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6198 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6199 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6200 Define __gnu_linux__, not gnu_linux.
6201 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6203 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6205 Remove Chill front end.
6206 * gcc.c (default_compilers): Remove Chill entries.
6207 * ch: Remove directory.
6208 * doc/frontends.texi: Remove information about Chill.
6209 * doc/sourcebuild.texi: Likewise.
6210 * doc/standards.texi: Likewise.
6212 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6214 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6215 (LONGLONG_STANDALONE): Define.
6217 2002-04-15 David S. Miller <davem@redhat.com>
6219 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6220 Call emit_library_call with LCT_NORMAL.
6221 (sparc_initialize_trampoline): Use LCT_foo instead of
6222 magic constant in emit_library_call invocations.
6223 (sparc64_initialize_trampoline): Likewise.
6224 (sparc_profile_hook): Likewise.
6225 * config/sparc/sparc.md: Likewise.
6227 * config/sparc/sparc.c (sparc_extra_constraint_check):
6228 Fix type of argument 'c'.
6229 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6232 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6234 * diagnostic.h (output_buffer_state): Redefine.
6235 (output_format_decoder): New macro.
6236 (output_prefixing_rule): Likewise.
6237 (output_line_cutoff): Likewise.
6238 (diagnostic_format_decoder): Adjust.
6239 (diagnostic_prefixing_rule): Likewise.
6240 (diagnostic_line_cutoff): Likewise.
6241 (diagnostic_state): Likewise.
6242 (diagnostic_kind_count): Likewise.
6243 (diagnostic_buffer): Now a macro.
6245 * diagnostic.c (diagnostic_buffer): Remove definition.
6246 (output_is_line_wrapping): Adjust.
6247 (set_real_maximum_length): Likewise.
6248 (output_set_maximum_length): Likewise.
6249 (init_output_buffer): Likewise.
6250 (lhd_print_error_function): Likewise.
6251 (output_do_verbatim): Likewise.
6253 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6255 * cpperror.c (print_location): Don't print include chain
6257 (cpp_begin_message): Update to use DL_ macros.
6258 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6259 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6260 cpp_notice, cpp_notice_from_errno): Remove.
6261 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6264 * cppexp.c (CPP_ICE): Remove.
6265 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
6266 lex, integer_overflow, _cpp_parse_expr): Update.
6267 * cppfiles.c (read_include_file, find_include_file,
6268 handle_missing_header, _cpp_read_file, remap_filename): Update.
6269 * cpphash.h (enum error_type): Remove.
6270 (_cpp_begin_message): Update.
6271 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
6272 cpp_handle_option, cpp_post_options): Update.
6273 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
6274 skip_whitespace, parse_identifier, parse_slow, parse_string,
6275 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
6276 cpp_interpret_charconst): Update.
6277 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
6278 lex_macro_node, do_undef, glue_header_name, parse_include,
6279 do_include_common, read_flag, do_line, do_linemarker, do_ident,
6280 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
6281 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
6282 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
6283 _cpp_pop_buffer, do_diagnostic): Update.
6284 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
6285 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
6286 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6287 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6288 cpp_notice, cpp_notice_from_errno): Remove.
6289 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6292 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
6293 collect_args, enter_macro_context, save_parameter, parse_params,
6294 _cpp_create_definition, check_trad_stringification,
6295 cpp_macro_definition): Update.
6296 * cppmain.c (cpp_preprocess_file): Update.
6297 * fix-header.c (read_scan_file): Update.
6299 2002-04-14 Andreas Schwab <schwab@suse.de>
6301 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
6303 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6305 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
6307 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6309 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
6312 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
6314 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
6316 2002-04-13 Joel Sherrill <joel@OARcorp.com>
6318 * config/sparc/t-elf: Enable v8 multilibs. Impacts
6319 sparc-elf and sparc-rtems targets.
6321 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6323 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
6324 defined, and __gnu_hurd__ wherever __GNU__ is defined.
6325 * arm/linux-elf.h: Likewise.
6326 * cris/aout.h: Likewise.
6327 * cris/linux.h: Likewise.
6328 * i370/linux.h: Likewise.
6329 * i386/gnu.h: Likewise.
6330 * i386/linux-aout.h: Likewise.
6331 * i386/linux-oldld.h: Likewise.
6332 * i386/linux.h: Likewise.
6333 * i386/linux64.h: Likewise.
6334 * ia64/linux.h: Likewise.
6335 * m68k/linux-aout.h: Likewise.
6336 * m68k/linux.h: Likewise.
6337 * mips/linux.h: Likewise.
6338 * pa/pa-linux.h: Likewise.
6339 * pj/linux.h: Likewise.
6340 * rs6000/sysv4.h: Likewise.
6341 * s390/linux.h: Likewise.
6342 * sh/linux.h: Likewise.
6343 * sparc/linux-aout.h: Likewise.
6344 * sparc/linux.h: Likewise.
6345 * sparc/linux64.h: Likewise.
6346 * xtensa/linux.h: Likewise.
6348 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
6350 * stmt.c (check_unique_operand_names): Expect operand names to
6351 be strings rather than identifiers. Use simple_cst_equal to
6353 (resolve_operand_name_1): Make same identifier to string change here.
6354 * c-parse.in (asm_operand): Convert a named operand into a string.
6355 * cp/parse.y (asm_operand): Likewise.
6357 2002-04-13 Andreas Schwab <schwab@suse.de>
6359 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
6361 2002-04-12 Mark Mitchell <mark@codesourcery.com>
6363 Revert these changes:
6365 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6368 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6370 2002-04-12 Richard Henderson <rth@redhat.com>
6372 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
6373 (sparc*-*-solaris): Clean up header files.
6374 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
6375 and plan on generating 64-bit code.
6376 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
6377 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
6378 * config/sparc/sol2-sld-64.h: Rename ...
6379 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
6380 for AS_SPARC64_FLAG not defined.
6381 * config/sparc/sol2-gld-bi.h: New.
6382 * config/sparc/sol2-sld.h: Remove.
6383 * config/sparc/sol26-sld.h: New.
6384 * config/sparc/sol2.h: Tidy comments.
6385 * doc/install.texi: Document sparc-solaris configury changes.
6387 2002-04-12 Richard Henderson <rth@redhat.com>
6389 * recog.c (offsettable_address_p): Match the logic in adjust_address.
6391 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
6392 in 64-bit mode only. Use only for 32-bit or MEDLOW.
6394 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6396 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
6398 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
6400 * pa.c (pa_can_combine_p): Call extract_insn before calling
6403 2002-04-12 Douglas B Rupp <rupp@gnat.com>
6405 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
6406 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
6407 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6408 (CPP_PREDEFINES): Handle __declspec.
6409 * config/i386/t-interix (USER_H): Remove.
6411 2002-04-12 DJ Delorie <dj@redhat.com>
6413 * integrate.c (compare_blocks): Make comparisons safe for when
6414 sizeof(int) < sizeof(char *).
6415 (find_block): Likewise.
6417 2002-04-12 Jan Hubicka <jh@suse.cz>
6418 David Edelsohn <edelsohn@gnu.org>
6420 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
6422 (symbol_ref_operand): New.
6423 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
6424 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
6426 2002-04-12 Andreas Schwab <schwab@suse.de>
6428 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
6429 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
6430 overrides the definition in config/svr4.h.
6432 2002-04-12 Eric Norum <eric.norum@usask.ca>
6434 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
6435 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
6436 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
6437 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
6438 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
6439 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
6440 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
6441 definitions to config/rtems.h and make the targets more similar.
6443 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6445 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
6446 POINTERS_EXTEND_UNSIGNED.
6447 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
6448 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
6450 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
6453 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
6455 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
6456 depends on TARGET_SHMEDIA, not TARGET_SH5.
6458 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
6460 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
6461 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
6463 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6465 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
6468 2002-04-12 Andreas Schwab <schwab@suse.de>
6470 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
6472 2002-04-12 Richard Henderson <rth@redhat.com>
6475 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
6477 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
6478 modes spanning multiple hard regs.
6480 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
6482 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6484 * pa.c (pa_output_function_prologue): Don't accumulate the total
6485 number of code bytes when using TARGET_64BIT, or gas, SOM and not
6486 the portable runtime.
6487 (output_deferred_plabels): Handle 64bit plabels.
6488 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
6489 generating pic code using the GAS assembler for object formats that
6490 are not SOM (ie., ELF32 and ELF64).
6491 (output_millicode_call): Check attribute type if attribute length is 28.
6492 Likewise use $PIC_pcrel$0. Only call get_attr_length and
6493 dbr_sequence_length once.
6494 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
6495 dbr_sequence_length once.
6496 * pa.h (TARGET_SOM): Define if not defined.
6497 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
6498 with GAS and not SOM.
6499 (jump, call_internal_reg, call_value_internal_reg): Likewise.
6500 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
6502 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6504 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
6505 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
6506 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
6507 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
6508 elfos.h and dbxelf.h values are fine now.
6509 * config/i386/freebsd.h, config/alpha/freebsd.h
6510 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
6512 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6514 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
6515 or set Acpu or Amachine. Reformat.
6516 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6518 (LINK_SPEC): Do not need to undef.
6519 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
6520 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
6521 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6523 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
6524 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
6525 (LINK_SPEC): Do not need to undef.
6526 (DONT_USE_BUILTIN_SETJMP): Do not define.
6527 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
6528 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
6529 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
6530 Remove trailing spaces.
6531 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
6532 __ELF__, or set Acpu or Amachine. Reformat.
6533 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6536 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6538 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
6539 all other *-*-freebsd* targets.
6541 2002-04-11 Richard Henderson <rth@redhat.com>
6543 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
6545 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6547 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
6548 Include {cpu}/{cpu}.h thru tm_file.
6549 (alpha*-*-linux*ecoff): Remove target.
6550 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
6551 (LINK_SPEC): Remove, is not OS independent.
6552 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
6553 (LINK_SPEC): Do not need to #undef any longer.
6554 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
6556 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
6558 (LINK_SPEC): Moved here from alpha/elf.h.
6559 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
6561 * config/alpha/linux-ecoff.h: Remove.
6562 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
6563 (CPP_SPEC): Define _POSIX_SOURCE as needed.
6564 (CPP_SUBTARGET_SPEC): Do not define.
6565 (LINK_SPEC): Do not need to #undef any longer.
6566 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
6567 * config/alpha/vms.h: Likewise.
6569 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
6571 * doc/extend.texi: Remove old claim that typedefs cannot have
6572 an alignment attribute.
6574 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6576 PR optimization/6177
6577 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
6578 bitpos is 0 and bitsize CONCAT size.
6580 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6583 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
6585 2002-04-10 David O'Brien <obrien@FreeBSD.org>
6587 * config/alpha/freebsd.h: Minor reformatting.
6588 (CPP_SPEC): Define ELF and add cpp_subtarget.
6589 (ASM_SPEC): No longer needed.
6591 2002-04-11 Richard Henderson <rth@redhat.com>
6593 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
6594 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
6595 (dimode mem/zero splitter): New.
6597 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
6599 * config/cris/cris.c (cris_override_options): Tweak error message
6600 for PIC not implemented.
6602 * config/cris/cris.h: Tweak comments related to parameter-passing.
6604 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
6606 2002-04-10 Richard Henderson <rth@redhat.com>
6608 * except.c (add_ehl_entry): Allow duplicates after landing pad
6611 2002-04-10 David Edelsohn <edelsohn@gnu.org>
6613 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
6615 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
6617 * c-decl.c (c_init_decl_processing): Move generation of
6618 decls for g77_integer_type_node and friends from here ...
6619 * c-common.c (c_common_nodes_and_builtins): ... to here.
6621 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
6623 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
6624 is only used as frame pointer when frame_pointer_needed is true.
6626 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
6629 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
6630 for the fact that the pool entry uses two words.
6631 (movdf_hard_insn): Similarly. Also, ADR instruction can span
6633 (movdf_soft_insn): Similarly.
6634 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
6635 for the fact that the pool entry uses three words.
6637 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
6639 * config/mips/mips.c (mips_va_arg): When using the struct version
6640 of the EABI va_list, allow arguments in the register save area to
6641 take up less room than a stack argument.
6643 2002-04-10 Richard Henderson <rth@redhat.com>
6645 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
6646 if EXPAND_INITIALIZER.
6648 2002-04-09 Richard Henderson <rth@redhat.com>
6650 * config/alpha/alpha.md (movdi_er_maybe_g): New.
6651 * config/alpha/alpha.c (alpha_expand_mov): Use it.
6653 2002-04-10 Alan Modra <amodra@bigpond.net.au>
6655 PR optimization/6233
6656 * rtlanal.c (pure_call_p): New function.
6657 * rtl.h (pure_call_p): Declare.
6658 * loop.c (prescan_loop): Use it to set has_nonconst_call.
6659 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
6661 2002-04-09 Eric Christopher <echristo@redhat.com>
6663 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
6664 information to .comm directive.
6666 2002-04-09 Richard Henderson <rth@redhat.com>
6669 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
6671 2002-04-09 Richard Henderson <rth@redhat.com>
6673 * basic-block.h (flow_delete_block_noexpunge): Declare.
6674 (expunge_block_nocompact): Declare.
6675 * cfg.c (expunge_block_nocompact): Split out from ...
6676 (expunge_block): ... here.
6677 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
6678 (flow_delete_block_noexpunge): Split out from ...
6679 (flow_delete_block): ... here.
6680 * cfgcleanup.c (delete_unreachable_blocks): Compact while
6681 removing dead blocks.
6682 * except.c (exception_handler_labels): Remove.
6683 (exception_handler_label_map): New.
6684 (struct eh_region): Add aka member.
6685 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
6686 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
6687 (for_each_eh_label, for_each_eh_label_1): New.
6688 (init_eh): Register exception_handler_label_map.
6689 (free_eh_status): Use free_region.
6690 (find_exception_handler_labels): Use the map, not the list.
6691 (remove_exception_handler_label): Likewise.
6692 (maybe_remove_eh_handler): Likewise.
6693 (remove_eh_handler): Use the region aka bitmap.
6694 * except.h (exception_handler_labels): Remove.
6695 (for_each_eh_label): Declare.
6696 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
6697 * loop.c (invalidate_loops_containing_label): New.
6698 (find_and_verify_loops): Use it. Use for_each_eh_label.
6699 * sched-rgn.c (is_cfg_nonregular): Use
6700 current_function_has_exception_handlers.
6702 2002-04-09 Richard Henderson <rth@redhat.com>
6704 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
6705 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
6706 Do not return changed status.
6707 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
6708 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
6709 New functions that do return changed status.
6710 * sbitmap.h: Update decls.
6711 * gcse.c, lcm.c: Use _cg functions as needed.
6713 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6715 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
6716 (sh64-*-elf*, sh-*-rtemself*): Likewise.
6717 * config/sh/embed_bb.c: New file.
6718 * config/sh/embed-elf.h: New file.
6719 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
6720 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
6721 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6723 (SUBTARGET_CPP_PTR_SPEC): Don't define.
6724 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
6725 Add subtarget_asm_endian_spec.
6726 (ASM_SPEC): Use subtarget_asm_endian_spec.
6727 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
6728 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
6729 (WCHAR_UNSIGNED): Define.
6730 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
6731 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6732 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
6734 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
6735 (sh_adjust_cost): Likewise.
6736 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6738 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
6739 (WCHAR_TYPE_SIZE): Likewise.
6740 (ASM_SPEC): Use subtarget_asm_endian_spec.
6741 (SH_ELF_WCHAR_TYPE): #undef/ #define.
6742 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
6743 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
6744 (MAX_WCHAR_TYPE_SIZE): Don't #define .
6745 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
6746 (USER_LABEL_PREFIX): Don't #undef /#define .
6747 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6748 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
6749 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
6750 (ASM_SPEC): Likewise.
6751 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
6752 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
6753 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
6754 (LIB2FUNCS_EXTRA): Define.
6755 * t-sh64 (LIB2FUNCS_EXTRA): Define.
6756 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
6757 (LIB1ASMFUNCS_CACHE): Define.
6758 (LIB2FUNCS_EXTRA): Redefine empty.
6760 2002-04-08 Richard Henderson <rth@redhat.com>
6762 * reorg.c (get_branch_condition): Use reversed_comparison_code.
6764 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6766 * config/m68hc11/larith.asm (__map_data_section): Fix condition
6767 and optimize for size.
6768 (__do_global_ctors): Fix pointer comparison.
6769 (__do_global_dtors): Likewise.
6771 2002-04-09 David S. Miller <davem@redhat.com>
6773 * config/sparc/sparc.c (sparc_extra_constraint_check): New
6774 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
6775 allow reloading pseudos.
6776 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
6777 * config/sparc/sparc-protos.h: Declare it.
6779 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
6780 unsigned comparison warning.
6781 (output_restore_regs): Mark leaf_function as unused.
6783 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6785 * expr.c (is_aligning_offset): New function.
6786 (expand_expr, case COMPONENT_EXPR): Call it.
6788 2002-04-08 David S. Miller <davem@redhat.com>
6791 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
6793 Make init_priority work on Sparc when using GNU ld.
6794 * config/sparc/linux.h, config/sparc/linux64.h,
6795 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
6796 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
6797 * config/sparc/sol2-gld.h: New file to do the same.
6798 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
6799 sparc/sol2-gld.h to tm_file.
6801 PR optimization/4328
6802 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
6803 * doc/md.texi: Document it.
6804 * config/sparc/sparc.md (movdi_insn_sp64_novis,
6805 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
6806 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
6807 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
6808 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
6810 2002-04-08 Andreas Jaeger <aj@suse.de>
6812 * stmt.c (expand_asm_operands): Revert last patch from Richard
6815 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6817 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
6818 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
6820 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6822 * doc/contrib.texi (Contributors): Add David O'Brien.
6824 2002-04-08 Alan Modra <amodra@bigpond.net.au>
6826 * configure.in (auto-build.h): Use target_alias and build_alias
6827 when running configure.
6828 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
6829 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
6830 * configure: Regenerate.
6832 2002-04-07 David S. Miller <davem@redhat.com>
6834 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
6836 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6839 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
6840 generating 32-bit pic code.
6842 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
6844 * cppinit.c (cpp_create_reader): Initialize
6845 discard_comments_in_macro_exp.
6846 (COMMAND_LINE_OPTIONS): Add "-CC" option.
6847 (cpp_handle_option): Handle "-CC" option.
6848 * cpplex.c (save_comment): If saving a C++ comment in
6849 a directive, convert it to a C comment.
6850 (_cpp_lex_direct): Pass second comment start character to
6851 save_comment to indicate comment type.
6852 * cpplib.c (_cpp_handle_directive): If processing
6853 a "#define" directive and discard_comments_in_macro_exp
6854 is false, re-enable saving of comments.
6855 (lex_macro_node): If discard_comments_in_macro_exp is false,
6856 discard any comments before the macro identifier.
6857 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
6859 * cppmacro.c (cpp_get_token): If expanding a macro while
6860 processing a directive, discard any comments we might encounter.
6861 (parse_params): If discard_comments_in_macro_exp is false,
6862 ignore comments in the macro parameter list.
6863 * gcc.c (cpp_unique_options): Add "-CC" option.
6864 (option_map): Map "--comments-in-macros" to "-CC".
6865 * doc/cppopts.texi: Document "-CC" option.
6866 * f/lang-specs.h: Add "-CC" option.
6867 * testsuite/gcc.dg/cpp/maccom1.c: New test.
6868 * testsuite/gcc.dg/cpp/maccom2.c: New test.
6869 * testsuite/gcc.dg/cpp/maccom3.c: New test.
6870 * testsuite/gcc.dg/cpp/maccom4.c: New test.
6871 * testsuite/gcc.dg/cpp/maccom5.c: New test.
6872 * testsuite/gcc.dg/cpp/maccom6.c: New test.
6874 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
6877 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
6879 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6882 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6885 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
6886 RTX_UNCHANGING_P for the functions arguments when a tail call
6889 2002-04-06 Jason Merrill <jason@redhat.com>
6891 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
6892 (parse_options_and_default_flags): Set them appropriately.
6893 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
6895 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
6897 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
6900 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
6903 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
6904 types come in by-reference. Fix typo in comment.
6906 2002-04-05 David S. Miller <davem@redhat.com>
6908 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
6909 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
6910 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
6911 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
6913 2002-04-05 David S. Miller <davem@redhat.com>
6915 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
6916 are not going to emit return instructions, emit at least a nop
6917 for the sake of sane backtraces.
6919 2002-04-05 Richard Henderson <rth@redhat.com>
6921 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
6923 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
6925 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
6927 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
6929 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
6930 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
6931 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
6933 2002-04-05 Andreas Schwab <schwab@suse.de>
6935 * c-convert.c: Include c-common.h.
6936 * Makefile.in (c-convert.o): Updated.
6938 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6940 * mklibgcc.in: Use separate libgcc.map for each multilib.
6941 * Makefile.in (distclean): Don't remove libgcc.map here.
6943 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6945 * Makefile.in (s-mlib): Handle --disable-multilib by separate
6946 genmultilib invocation.
6948 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
6950 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
6951 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
6952 to num_gprs for symmetry.
6953 * config/mips/mips.c: Adjust accordingly.
6955 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
6957 * c-common.c (truthvalue_conversion): Rename, update.
6958 * c-common.h (c_common_truthvalue_conversion): New.
6959 * c-convert.c (convert): Update.
6960 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6961 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
6962 * c-typeck.c (build_binary_op, build_unary_op,
6963 build_conditional_expr): Update.
6964 * fold-const.c (constant_boolean_node, fold): Use langhook.
6965 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
6966 * langhooks.h (struct lang_hooks): New hook.
6967 * stmt.c (expand_decl_cleanup): Use langhook.
6968 * tree.h (truthvalue_conversion): Remove.
6970 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6972 2002-04-05 Alan Modra <amodra@bigpond.net.au>
6974 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
6975 Add rules to make null object file.
6977 2002-04-04 Jim Blandy <jimb@redhat.com>
6979 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
6980 macro formal parameter names.
6982 2002-04-04 David S. Miller <davem@redhat.com>
6984 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
6986 2002-04-04 Richard Henderson <rth@redhat.com>
6989 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
6990 Support copies into and out of memory. Don't accept allows_reg
6991 and allows_mem as gospel.
6993 2002-04-04 Richard Henderson <rth@redhat.com>
6996 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
6997 (write_dependence_p): Likewise.
6999 2002-04-04 Richard Henderson <rth@redhat.com>
7001 * predict.c (estimate_bb_frequencies): Do frequency calculation
7002 with a volatile temporary.
7004 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7006 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7008 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7011 * final.c (final_start_function): Don't bump profile_label_no here...
7012 (final_end_function): ...but here.
7014 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7016 * config/sparc/sparc.md (pic): New attribute.
7017 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7019 (split after do_builtin_setjmp_setup): New.
7021 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7024 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7027 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7029 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7030 UNITS_PER_WORD for zero sized aggregates.
7032 2002-04-03 David S. Miller <davem@redhat.com>
7034 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7035 one-character spec for this, just use %(link_gcc_c_sequence).
7037 2002-04-03 David S. Miller <davem@redhat.com>
7039 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7042 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7044 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7045 (DWARF_FRAME_RETURN_COLUMN): Move.
7046 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7047 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7048 * pa.c (except.h, predict.h): Include.
7050 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7051 (output_ascii): Add cast.
7052 (store_reg_modify): Revise to add frame notes.
7053 (set_reg_plus_d): Likewise.
7054 (compute_frame_size): Include space for eh data registers in frame if
7055 the current function calls eh_return.
7056 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7057 function calls eh_return. Save eh data registers if the current
7058 function calls eh_return. Fix code to add frame notes. Emit
7059 blockage to prevent insns with frame notes being scheduled in the
7060 delay slot of calls.
7061 (hppa_expand_epilogue): Restore eh data registers and do final stack
7062 adjustment if the current function calls eh_return. Don't add frame
7064 (output_call): Revise for change in length of call insn. Don't do
7065 return pointer adjustment for an unconditional jump in the delay slot
7066 of a call when using frame notes.
7067 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7068 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7069 (ARG_POINTER_CFA_OFFSET): Define.
7070 * pa.md (return_external_pic): New pattern.
7071 (prologue): Correct formatting. Use return_external_pic if current
7072 function calls eh_return.
7073 (call_internal_symref, call_value_internal_symref,
7074 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7075 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7077 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7079 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7080 list of targets to check using "nop" insn.
7081 * configure: Rebuilt.
7083 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7085 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7087 2002-04-03 David S. Miller <davem@redhat.com>
7089 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7090 library sequence passed to the linker.
7091 (LINK_COMMAND_SPEC): Use it.
7092 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7093 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7094 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7096 2002-04-03 Jason Merrill <jason@redhat.com>
7098 * except.c (struct eh_status): Remove protect_list.
7099 (begin_protect_partials, end_protect_partials): Remove.
7100 (add_partial_entry): Remove.
7101 * except.h: Remove prototypes.
7103 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7104 expand_decl_cleanup_eh.
7107 * tree.h (CLEANUP_EH_ONLY): New macro.
7108 * stmt.c (expand_decl_cleanup_eh): New fn.
7109 (expand_cleanups): Check CLEANUP_EH_ONLY.
7110 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7111 Use expand_decl_cleanup_eh.
7112 (expand_stmt): Adjust.
7113 * c-common.h: Adjust prototype.
7115 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7117 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7118 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7119 (cris_target_asm_function_epilogue): Ditto.
7120 (cris_initial_frame_pointer_offset): Ditto.
7121 (cris_simple_epilogue): Ditto.
7122 (cris_expand_builtin_va_arg): Variable-size types come in
7125 2002-04-03 David S. Miller <davem@redhat.com>
7127 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7129 (set_fast_math): Correct 'fsr' type.
7131 2002-04-03 Richard Henderson <rth@redhat.com>
7134 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7135 * toplev.c (check_global_declarations): Use it.
7136 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7137 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7138 (LANG_HOOKS_DECLS): Add it.
7139 * langhooks.c (lhd_warn_unused_global_decl): New.
7140 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7141 * c-objc-common.c (c_warn_unused_global_decl): New.
7142 * c-tree.h (c_warn_unused_global_decl): Declare.
7143 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7145 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7147 * langhooks-def.h (lhd_set_decl_assembler_name,
7148 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7149 (LANG_HOOKS_INITIALIZER): Update.
7150 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7151 * langhooks.h (struct lang_hooks): New hook.
7152 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7153 (lang_set_decl_assembler_name): Remove.
7154 (init_obstacks): Don't set hook.
7155 (decl_assembler_name): New function.
7156 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7157 (decl_assembler_name): New.
7158 (lang_set_decl_assembler_name): Remove.
7160 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7162 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7163 works properly with .hidden symbols.
7164 * configure: Rebuilt.
7165 * config.in: Rebuilt.
7166 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7167 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7168 properly with .hidden symbols.
7170 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7173 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7176 2002-04-03 Richard Henderson <rth@redhat.com>
7179 * sched-rgn.c (sets_likely_spilled): New.
7180 (sets_likely_spilled_1): New.
7181 (add_branch_dependences): Use it.
7183 2002-04-02 Richard Henderson <rth@redhat.com>
7186 * loop.h (LOOP_FIRST_PASS): New.
7187 * loop.c (strength_reduce): Mind it when deciding to unroll.
7188 * toplev.c (rest_of_compilation): Set it.
7190 2002-04-02 David S. Miller <davem@redhat.com>
7192 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7193 mems_ok_for_ldd_peep when the order of the loads being examined
7195 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7196 existing comment to increase comprehension of this situation.
7198 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7200 * config/sh/sh.md: Don't use union real_extract.
7202 2002-04-02 Richard Henderson <rth@redhat.com>
7204 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7206 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7208 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7209 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7210 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7211 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7212 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7213 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7214 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7215 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7216 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7217 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7218 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7219 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7220 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7221 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7222 Include as many configury headers via tm_file as possible. This
7223 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7224 * config/openbsd-oldgas.h: New file.
7225 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7226 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7227 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7228 config/i386/i386-coff.h, config/i386/i386-interix.h,
7229 config/i386/iscdbx.h, config/i386/linux-aout.h,
7230 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7231 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7232 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7233 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7234 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7235 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7236 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7237 config/i386/vxi386.h: Do not directly include configury headers.
7238 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7239 Directly include configury headers that are no longer automatically
7240 included by the above headers.
7241 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7242 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7243 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7244 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7245 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7246 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7247 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7248 (TARGET_VERSION): Define.
7249 * config/i386/beos-elf.h, config/i386/freebsd.h,
7250 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7251 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7252 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7253 config/i386/sco5.h, config/i386/sysv4.h
7254 (TARGET_VERSION): Do not need to protect.
7255 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7256 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7257 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7258 config/i386/i386-interix.h, config/i386/linux-aout.h,
7259 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7260 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
7261 (YES_UNDERSCORES): Do not define - not needed.
7262 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
7263 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7264 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
7265 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
7266 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7267 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
7268 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
7269 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
7271 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
7272 Richard Henderson <rth@redhat.com>
7275 * function.c (assign_temp): Accept either type or decl argument.
7276 Detect variables whose size is too large to fit into an integer.
7277 * stmt.c (expand_decl): Pass the decl, not the type.
7279 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7281 * protoize.c: Match include directory usage with cppdefault.c.
7283 2002-04-03 Jeffrey A Law (law@redhat.com)
7284 Hans-Peter Nilsson <hp@bitrange.com>
7286 * combine.c (simplify_comparison): Avoid narrowing a comparison
7287 with a paradoxical subreg when doing so would drop signficant bits.
7289 2002-04-02 Steve Ellcey <sje@cup.hp.com>
7291 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
7292 if POINTERS_EXTEND_UNSIGNED is defined.
7294 2002-04-02 Richard Henderson <rth@redhat.com>
7297 * local-alloc.c (contains_replace_regs): LO_SUM may contain
7300 2002-04-02 Richard Henderson <rth@redhat.com>
7302 * doc/standards.texi: Document required freestanding libc entry points.
7304 2002-04-02 Alan Modra <amodra@bigpond.net.au>
7306 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
7307 associated splitter. Remove MQ constraint.
7308 (ctrdi_internal4): Correct CCmode clobber.
7310 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7312 * milli64.S ($$dyncall): New function.
7313 * t-linux (LIB1ASMFUNCS): Revise module list.
7314 (LIB1ASMSRC): Use pa/milli64.S.
7316 2002-04-02 Richard Henderson <rth@redhat.com>
7318 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
7319 rename solaris_sys_varargs_h.
7321 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7323 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
7324 the same mode as its component.
7326 2002-04-02 Richard Henderson <rth@redhat.com>
7329 * final.c (this_is_asm_operands): Export.
7330 * output.h (this_is_asm_operands): Declare.
7331 * config/i386/i386.c (print_operand): Error odd asm operands.
7333 2002-04-02 Richard Henderson <rth@redhat.com>
7336 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
7338 2002-04-01 Richard Henderson <rth@redhat.com>
7341 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
7342 * fixinc/fixincl.x: Rebuild.
7344 2002-04-01 Richard Henderson <rth@redhat.com>
7346 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
7347 (atomic_alloc, atomic_free): New.
7348 (SIZE, MASK_FOR, PTR_IN): New.
7349 (emergency_reg_state, emergency_reg_state_free): New.
7350 (emergency_labeled_state, emergency_labeled_state_free): New.
7351 (reg_state_alloced, labeled_state_alloced): New.
7352 (alloc_reg_state, free_reg_state): New.
7353 (alloc_label_state, free_label_state, free_label_states): New.
7354 (push, pop, dup_state_stack, free_state_stack): Use them.
7355 (desc_label_state): Likewise.
7356 (uw_frame_state_for): Free label states and state stack.
7357 (uw_update_reg_address): Eliminate warnings.
7359 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
7361 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
7362 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
7364 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7366 * c-decl.c (grokdeclarator): Update.
7367 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7368 * c-tree.h (c_mark_addressable): New.
7369 * c-typeck.c (default_function_array_conversion, build_unary_op,
7370 build_array_ref, convert_for_assignment): Update.
7371 (mark_addressable): Rename.
7372 * calls.c (try_to_integrate, expand_call): Use langhook.
7373 * expr.c (expand_expr): Use langhook.
7374 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
7375 * langhooks.h (struct lang_hooks): New hook.
7376 * stmt.c (expand_asm_operands): Use langhook.
7377 * tree.h (mark_addressable): Remove.
7379 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7381 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7383 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
7386 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7388 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
7389 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
7391 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7393 * c-common.c (unsigned_conversion_warning, convert_and_check,
7394 unsigned_type, signed_type, shorten_compare,
7395 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
7396 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
7397 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
7399 * c-decl.c (grokdeclarator): Update.
7400 * c-format.c (check_format_types): Update.
7401 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7402 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7403 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
7404 * convert.c (convert_to_integer): Use new hooks.
7405 * expmed.c (make_tree): Use new hooks.
7406 * expr.c (store_expr): Use new hooks.
7407 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
7408 all_ones_mask_p, unextend, fold): Use new hooks.
7409 * langhooks.h (struct lang_hooks_for_types): New hooks.
7410 * tree.h (signed_or_unsigned_type, signed_type,
7411 unsigned_type): Remove.
7413 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7414 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7416 2002-03-31 Richard Henderson <rth@redhat.com>
7418 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
7419 (desc_frgr_mem): Fix reference to f16-f31.
7421 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7424 RTVEC_ELT): Const-ify.
7425 * varray.h (VARRAY_CHECK): Const-ify.
7426 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
7427 ggc_mark_rtvec, ggc_mark): Const-ify.
7429 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7431 * diagnostic.c: Include langhooks-def.h.
7432 * Makefile.in (diagnostic.o): Update.
7434 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7436 * c-common.c (c_unsafe_for_reeval): Rename.
7437 * c-common.h (c_unsafe_for_reeval): Rename.
7438 * c-decl.c (finish_incomplete_decl): Rename.
7439 (c_init_decl_processing): Don't set langhook.
7440 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7441 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7442 * c-objc-common.c (c_objc_common_init): Don't set langhook.
7443 * c-tree.h (finish_incomplete_decl): Rename.
7444 * langhooks-def.h (lhd_unsafe_for_reeval): New.
7445 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
7446 (LANG_HOOKS_INITIALIZER): Update.
7447 * langhooks.c (lhd_unsafe_For_reeval): New.
7448 * langhooks.h (struct langhooks): New hooks.
7449 * toplev.c (incomplete_decl_finalize_hook): Remove.
7450 (wrapup_global_declarations): Update.
7451 * tree.c (lang_unsafe_for_reeval): Remove.
7452 (unsafe_for_reeval): Update.
7453 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
7456 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7457 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7459 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7461 * diagnostic.c (print_error_function): Remove.
7462 (default_print_error_function): Rename.
7463 (report_error_function): Update.
7464 * diagnostic.h (print_error_function): Remove.
7465 (default_print_error_function): Remove.
7466 * langhooks-def.h (struct diagnostic_context): Predeclare.
7467 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
7468 (LANG_HOOKS_INITIALIZER): Update.
7469 * langhooks.h (struct diagnostic context): Predeclare.
7470 (struct lang_hooks): New hook.
7472 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7474 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
7475 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
7477 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
7478 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
7479 of PIC_OFFSET_TABLE_REGNUM thruout.
7480 * config/rs6000/rs6000.md: Likewise.
7481 * config/rs6000/darwin.h: Likewise.
7483 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7485 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
7486 unsigned HOST_WIDE_INT, not unsigned int.
7488 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7490 PR middle-end/6096, middle-end/6098, middle-end/6099
7491 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
7493 (fill_slots_from_thread): Likewise.
7495 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7497 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
7498 floating fields in float regs.
7499 (function_arg_record_value_2): Likewise.
7501 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7503 * config/mmix/mmix.md (define_constants): Remove misleading
7504 FIXME. Add MMIX_fp_rO_OFFSET.
7505 ("nonlocal_goto_receiver"): Don't have stack-frame address of
7506 saved rO as part of the pattern. Remove FIXME.
7507 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
7508 here, at output-time.
7510 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7513 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
7515 (output_v9branch): Likewise.
7517 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7519 * gcc.c: Revert previous patch for now.
7520 * config/i386/djgpp.h: Likewise.
7522 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7524 * config/mmix/crti.asm (_init): Register _fini with atexit.
7525 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
7527 2002-03-31 Richard Henderson <rth@redhat.com>
7530 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
7531 (ASM_OUTPUT_DEF_FROM_DECLS): New.
7533 2002-03-31 Richard Henderson <rth@redhat.com>
7535 * libgcc2.c (__bb_exit_func): Make static.
7537 * config/alpha/alpha.md (trap): New.
7539 2002-03-31 Richard Henderson <rth@redhat.com>
7541 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
7542 promoted argument types; build trap.
7543 (expand_builtin_trap): New.
7544 (expand_builtin): Use it.
7545 * stmt.c (expand_nl_goto_receivers): Likewise.
7546 * expr.h (expand_builtin_trap): Declare.
7547 * libfuncs.h (LTI_abort, abort_libfunc): New.
7548 * optabs.c (init_optabs): Init abort_libfunc.
7550 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7552 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
7553 (LINK_COMMAND_SPEC): ... from here.
7554 (init_gcc_specs): Duplicate it here too, omitting
7555 shared_name in the second copy.
7556 (init_spec): Test for duplicate
7557 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
7559 2002-03-30 David S. Miller <davem@redhat.com>
7561 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7562 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
7564 2002-03-30 Roger Sayle <roger@eyesopen.com>
7565 Richard Henderson <rth@redhat.com>
7567 * regmove.c (combine_stack_adjustments_for_block): Avoid
7568 emitting a stack adjustment of zero bytes. Let delete_insn
7571 2002-03-30 Richard Henderson <rth@redhat.com>
7573 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
7574 (sparc_emitting_epilogue): New.
7575 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
7576 * config/sparc/sparc-protos.h: Update.
7577 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
7578 (TARGET_SWITCHES): Update.
7579 * config/sparc/sparc.md (return): Remove.
7580 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
7581 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
7582 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
7583 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7584 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
7585 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
7586 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
7587 Remove MASK_EPILOGUE.
7588 * doc/invoke.texi: Update.
7590 2002-03-30 Daniel Berlin <dan@dberlin.org>
7592 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
7593 CPP will start the file for us.
7595 2002-03-30 Richard Henderson <rth@redhat.com>
7598 * config/ia64/ia64.c (group_barrier_needed_p): Special case
7599 prologue_allocate_stack.
7600 (ia64_single_set): Use insn codes for recognition of special
7601 cases, not rtl matching.
7602 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
7604 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
7606 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
7608 2002-03-30 Richard Henderson <rth@redhat.com>
7611 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
7612 or -fomit-frame-pointer with profiling.
7613 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7614 (FUNCTION_PROFILER): Do nothing.
7615 (PROFILE_HOOK): New.
7616 * config/sparc/sparc.c (sparc_override_options): Don't check
7617 code models for profiling.
7618 (sparc_function_profiler): Remove.
7619 (sparc_profile_hook): New.
7620 * config/sparc/sparc-protos.h: Update.
7622 2002-03-30 Jakub Jelinek <jakub@redhat.com>
7624 PR optimization/6086
7625 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
7626 of SUBREG of volatile MEM or because the MEM was mode dependent,
7627 return CLOBBER instead of unmodified SUBREG.
7629 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
7631 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
7632 when not optimizing.
7634 * toplev.c (rest_of_compilation): Cann mark_constant_function
7635 only when optimizing.
7637 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
7640 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
7641 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
7642 (try_optimize_cfg): clear all AUX fields.
7644 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
7645 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
7646 (ix86_address_cost): Be prepared for SUBREGed registers.
7647 (legitimate_address_p): Accept SUBREGed registers.
7649 2002-03-29 Richard Henderson <rth@redhat.com>
7652 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
7654 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7656 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
7657 for aggregate and TFmode types.
7659 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7661 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
7663 2002-03-29 Richard Henderson <rth@redhat.com>
7666 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
7667 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
7669 2002-03-29 Richard Henderson <rth@redhat.com>
7672 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
7673 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
7674 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
7675 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
7677 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
7679 2002-03-29 Dale Johannesen <dalej@apple.com>
7681 * loop.c (combine_movables): Do allow combination of pseudos.
7683 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
7685 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
7686 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
7687 No functional change except ...
7688 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
7689 * doc/install.texi (*-*-freebsd*): Document port configuration.
7691 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7693 * Makefile.in (convert.o, calls.o, expmed.o): Update.
7694 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
7696 * builtin-types.def (BT_PTRMODE): Update.
7697 * c-common.c (type_for_size): Rename c_common_type_for_size.
7698 (type_for_mode): Similarly.
7699 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
7701 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
7702 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
7703 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
7705 * c-typeck.c (common_type, comptypes, default_conversion):
7707 * calls.c: Include langhooks.h.
7708 (emit_library_call_value_1): Use new hooks. Avoid redundant
7710 * convert.c: Include langhooks.h
7711 (convert_to_pointer, convert_to_integer): Use new hooks.
7712 * except.c (init_eh): Similarly.
7713 * expmed.c: Include langhooks.h.
7714 (expand_mult_add): Use new hooks.
7715 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
7716 try_casesi): Similarly.
7717 * fold-const.c (optimize_bit_field_compare, make_range,
7718 decode_field_reference, fold_truthop, fold): Similarly.
7719 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
7720 put_var_into_stack): Similarly.
7721 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
7722 LANG_HOOKS_TYPE_FOR_SIZE): New.
7723 (LANG_HOOKS_TYPES_INITIALIZER): Update.
7724 * langhooks.h (lang_hooks_for_types): New hooks.
7725 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
7726 * tree.c (get_unwidened, get_narrower): Similarly.
7727 * tree.h (type_for_mode, type_for_size): Remove.
7728 * varasm.c (force_const_mem): Use new hooks.
7729 * utils2.c (nonbinary_modular_operation): Update.
7731 * objc-act.c (handle_impent): Update.
7732 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
7735 2002-03-29 Steve Ellcey <sje@cup.hp.com>
7737 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
7738 * config/ia64/ia64.c (basereg_operand): New.
7739 * config/ia64/ia64-protos.h (basereg_operand): Declare.
7740 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
7742 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7744 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
7745 unwind information when frame_pointer_needed.
7746 (mmix_assemble_integer): Tweak wording in comment.
7748 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7750 * Makefile.in (except.o): Update.
7751 * except.c: Include langhooks.h.
7752 (init_eh): Use langhook.
7753 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
7754 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
7755 (LANG_HOOKS_INITIALIZER): Update.
7756 * langhooks.h (lang_hooks_for_types): New.
7757 (struct lang_hooks): Add it.
7758 * tree.c (make_lang_type_fn, make_lang_type): Remove.
7759 * tree.h (make_lang_type_fn, make_lang_type): Remove.
7761 * alpha/alpha.c: Include langhooks.h.
7762 (alpha_build_va_list): Use langhook.
7763 * d30v/d30v.c: Include langhooks.h.
7764 (d30v_build_va_list): Use langhook.
7765 * i386/i386.c: Include langhooks.h.
7766 (ix86_build_va_list): Use langhook.
7767 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
7768 * s390/s390.c: Include langhooks.h.
7769 (s390_build_va_list): Use langhook.
7770 * stormy16/stormy16.c: Include langhooks.h.
7771 (stormy16_build_va_list): Use langhook.
7773 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7776 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
7778 (length): Compute variable length for branches/calls/jumps here.
7779 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
7780 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
7781 define branch_type attribute.
7782 (divsi3_sp32): Maximum length is 6 not 7.
7783 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
7784 call_address_untyped_struct_value_sp32,
7785 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
7786 * config/sparc/sparc.c (empty_delay_slot): New function.
7787 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
7788 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
7790 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7792 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
7793 nonzero_bits if not needed.
7794 (nonzero_bits) [XOR]: Likewise.
7795 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
7796 reg_last_set_mode and mode are both MODE_INT, but not equal.
7797 (record_value_for_reg): Compute reg_last_set_nonzero_bits
7798 in nonzero_bits_mode for MODE_INT modes.
7800 2002-03-28 Richard Henderson <rth@redhat.com>
7803 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
7804 to GAS. Correct drift between alternatives.
7806 2002-03-28 Richard Henderson <rth@redhat.com>
7809 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
7811 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
7813 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
7814 emulation to the linker.
7816 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
7818 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
7819 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
7821 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
7823 * combine.c (simplify_and_const_int): Make sure to apply mask
7824 when force_to_mode returns a constant integer. PR3311.
7826 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7828 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
7830 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7832 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
7833 and Objective-C Dialect Options.
7835 2002-03-28 Richard Henderson <rth@redhat.com>
7837 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
7838 comparison should be done vs !=0 not >0 return code. Tidy cases.
7840 2002-03-28 Richard Henderson <rth@redhat.com>
7842 * c-decl.c (finish_function): New arg can_defer_p. Pass it
7843 on to c_expand_body.
7844 * c-tree.h (finish_function): Update decl.
7845 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
7847 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
7849 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
7851 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
7853 * rtlanal.c: Include flags.h
7854 (may_trap_p): Do not mark FP operations if trapping
7855 if !flag_trapping_math
7856 * Makefile.in (rtlanal.o): Add dependency on flag.h
7857 * ifcvt.c (noce_operand_ok): Avoid the lameness.
7859 2002-03-27 Zack Weinberg <zack@codesourcery.com>
7861 * mips.md: Use dconst1, not 1.0, as first argument of
7862 REAL_VALUE_LDEXP. Don't use union real_extract.
7864 2002-03-28 Alan Modra <amodra@bigpond.net.au>
7866 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
7867 rather than $target. Heed program_prefix and
7868 program_transform_name. Search for gas in cross-compiler case too.
7869 "test -x" rather than "test -f".
7870 (gcc_cv_ld): Likewise.
7871 (gcc_cv_nm): Heed program_prefix and program_transform_name.
7872 (gcc_cv_objdump): Likewise.
7873 * configure: Regenerate.
7875 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7877 * Makefile.in (attribs.o): Update.
7878 * attribs.c: Include langhooks.h.
7879 (decl_attributes): Use langhook.
7880 * c-decl.c (insert_default_attributes): Rename.
7881 * c-tree.h (c_insert_default_attributes): New.
7882 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
7883 (LANG_HOOKS_INITIALIZER): Update.
7884 * langhooks.h (struct lang_hooks): New hook.
7885 * tree.h (insert_default_attributes): Remove.
7887 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
7889 2002-03-27 Andreas Schwab <schwab@suse.de>
7891 * config/i386/i386.c (classify_argument): Also check for
7894 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7896 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
7899 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
7901 * i960.md (ret): Set PC.
7902 (nonlocal_goto): Fix expander.
7903 * builtins.c (epxand_builin_longjmp): Check that we've emitted
7906 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
7908 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
7911 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7913 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
7914 assigning to BLOCK_FOR_INSN directly.
7916 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
7918 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
7920 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7922 * c-common.c (c_expand_expr): Fix prototype.
7923 * c-common.h (c_expand_expr): Always declare, update.
7924 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7925 * c-objc-common.c (c_objc_common_init): No global hook.
7926 * expr.c (expand_expr): Use langhook.
7927 * expr.h (enum expand_modifier): Conditionally declare.
7928 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
7929 (LANG_HOOKS_INITIALIZER): Update.
7930 * langhooks.c (lhd_expand_expr): New.
7931 * langhooks.h (struct lang_hooks): New hook.
7932 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
7933 (lang_independent_init): Don't default hook.
7935 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7937 2002-03-27 Richard Henderson <rth@redhat.com>
7940 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
7941 TARGET_CONST_GP. Simplify conditions.
7943 2002-03-27 Richard Henderson <rth@redhat.com>
7945 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
7946 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
7947 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
7949 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
7951 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
7952 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
7953 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
7954 Remove unnecessary masks.
7955 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
7956 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
7957 -mwindows, -mdll switches and their negations.
7959 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7961 * gcc-common.c (lang_mark_false_label_stack): Remove.
7962 * ggc.h (lang_mark_false_label_stack): Similarly.
7964 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
7966 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
7968 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
7969 or __rtems_ is defined.
7971 2002-03-26 Richard Henderson <rth@redhat.com>
7973 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
7974 if a non-trivial load was emitted.
7975 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
7976 in high+extra+low case.
7978 2002-03-26 Richard Henderson <rth@redhat.com>
7980 * config.gcc (sparc*-solaris): Use float_format=sparc.
7982 2002-03-26 Richard Henderson <rth@redhat.com>
7984 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
7985 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
7986 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
7987 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
7988 (WINT_TYPE_SIZE): Fix at 32.
7990 2002-03-26 Richard Henderson <rth@redhat.com>
7992 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
7993 until after eh landing pad generation.
7994 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
7995 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
7997 2002-03-26 Richard Henderson <rth@redhat.com>
7999 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8001 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8003 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8004 and warning switches.
8005 (cc1_options): Likewise.
8007 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8009 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8010 Restore more of the signal context. Set no_reg_stack_frame.
8011 * config/ia64/unwind-ia64.c (unw_state_record):
8012 Add no_reg_stack_frame, comments.
8013 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8014 (uw_update_context): Adjust bsp when unwinding from leaf,
8015 but not signal frame.
8017 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8019 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8021 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8023 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8025 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8028 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8029 "Add a pool_range attribute", which was lost during the ARM/Thumb
8032 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8034 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8035 a register into the MAC16 accumulator.
8037 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8039 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8040 (Warning Options): Document -Wswitch-enum.
8041 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8043 (warn_switch_enum): Define variables.
8044 * flags.h (warn_switch_enum): Declare variables.
8045 * stmt.c (expand_end_case_type): When warn_switch_enum /
8046 -Wswitch-enum, perform switch checks.
8049 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8051 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8052 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8053 (reload_muladdsi_compare0_scratch): Delete.
8055 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8057 * doc/install.texi (*-*-freebsd*): Update.
8059 2002-03-26 Richard Henderson <rth@redhat.com>
8061 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8062 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8064 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8065 types from the normal argument frame.
8067 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8068 variable sized objects by reference.
8069 (sparc_va_arg): Receive them by reference too.
8071 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8073 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8074 code to not restoring global registers.
8076 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8078 * Makefile.in (ggc-common.o): Update.
8079 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8080 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8081 * c-tree.h (c_mark_tree): New.
8082 * ggc-common.c: Include langhooks.h.
8083 (gcc_mark_trees): Use new langhook.
8084 * ggc-callbacks.c: Delete file.
8085 * ggc.h (lang_mark_tree): Remove.
8086 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8087 (LANG_HOOKS_INITIALIZER): Update.
8088 * langhooks.h (struct lang_hooks): New hook.
8090 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8092 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8094 * doc/cpp.texi: Exclude entire Top node from printed manual.
8095 Move option index after directive index. Insert page breaks
8096 before GFDL and concept index. Index environment variables
8097 with command line options.
8098 * doc/cppenv.texi: Use @vtable for environment variable list.
8099 Add paragraph explaining semantics of empty elements in path
8100 variables. Exclude a cross-reference to Fishkill from the
8101 manpage. Remove an unnecessary cross-reference of the entry
8102 right above the referer. Don't use @anchor in text that goes
8104 * doc/cppopts.texi: Cross-reference the environment variables
8105 section, not the specific environment variable, for consistency.
8107 2002-03-25 Richard Henderson <rth@redhat.com>
8109 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8110 anywhere in the block. Don't refer to insns that have been
8111 removed from the chain. Iterate backward through the new insns.
8112 Don't refer to edges that have been removed.
8114 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8116 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8117 test for overflow of constant.
8119 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8122 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8123 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8124 these patterns on arm_archv4.
8126 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8128 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8131 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8133 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8134 float_handled, float_handler, float_signal, set_float_handler,
8135 and do_float_handler. Set handler for SIGFPE to crash_signal.
8136 * toplev.h: Don't prototype do_float_handler.
8138 * c-lex.c: Fold parse_float into lex_number. Make warning
8139 about portability of hex float constants more informative, and
8140 don't issue it on top of a syntax error.
8141 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8143 * real.h: Define REAL_VALUE_ABS here...
8144 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8145 simplify_unary_real, simplify_binary_real, and
8146 simplify_binary_is2orm1 into their callers.
8147 * tree.c: Fold build_real_from_int_cst_1 into caller.
8149 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8151 * tsystem.h: Include float.h here...
8152 * libgcc2.c: ... not here.
8154 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8156 Fixes for: PR bootstrap/3591, target/5676
8157 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8158 defined. Do not disable exceptions or rtti.
8159 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8160 mcore.h. Disable exceptions and rtti, since they are not
8163 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8165 * c-decl.c (maybe_build_cleanup): Remove.
8166 * expr.c (expand_expr): Use langhook.
8167 * langhooks-def.h (lhd_return_null_tree,
8168 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8169 (LANGHOOKS_INITIALIZER): Update.
8170 * langhooks.c (lhd_return_null_tree): New.
8171 * langhooks.h (struct lang_hooks): New hook.
8172 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8173 * tree.h (maybe_build_cleanup): Remove.
8175 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8177 * regrename.c (build_def_use): Move recog_memoized
8178 before extract_insn.
8180 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8183 * expr.c (emit_group_store): Handle storing into CONCAT.
8185 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8187 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8188 corresponding MATCH_DUP.
8190 2002-03-24 Richard Henderson <rth@redhat.com>
8192 * unroll.c (unroll_loop): Zero label_map.
8194 * gcse.c: Include except.h.
8195 * Makefile.in (gcse.o): Update.
8197 2002-03-24 Richard Henderson <rth@redhat.com>
8199 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8200 Do resolve_unique_section before shared data clause.
8202 2002-03-24 Richard Henderson <rth@redhat.com>
8204 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8206 2002-03-24 Richard Henderson <rth@redhat.com>
8208 * recog.c (peephole2_optimize): Split blocks when EH insns are
8209 generated in the middle of a block. Do global life update if
8212 2002-03-24 Richard Henderson <rth@redhat.com>
8214 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8216 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8219 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8220 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8221 (init_dependency_output): Don't make no_output decision here.
8223 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8225 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8226 warn_switch. Update description.
8227 (expand_end_case_type): Call check_for_full_enumeration_handling
8230 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8232 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8233 (m68hc11_split_move): Call it to see if the source and destination
8234 operands use the same direction auto inc/dec mode, otherwise make the
8235 source an offsetable memory operand and generate an add.
8237 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8239 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8240 register for operand 2.
8241 ("*subsi3_zero_extendqi"): Likewise.
8242 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8243 bits so that it is compatible with a pop.
8244 ("*andhi3_gen"): Likewise.
8245 ("xorhi3"): Likewise.
8247 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8249 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8251 (cpp_post_options): ... not here.
8253 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8254 Aldy Hernandez <aldyh@redhat.com>
8256 Removal of separate preprocessor cpp0.
8258 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8259 cpp0, install-common): Update.
8260 * c-common.c (flag_preprocess_only): New.
8261 (c_common_init): Preprocess for -E.
8262 * c-common.h (flag_preprocess_only): New.
8263 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
8264 * c-objc-common.c (c_init_decl_processing): Exit quickly
8265 for NULL return from c_common_init.
8266 * cpplib.h (cpp_preprocess_file): New.
8267 * cppmain.c (main, general_init, pfile, progname): Remove.
8268 (do_preprocessing): Rename cpp_preprocess_file, don't call
8269 cpp_finish. Don't close stdout here.
8270 (setup_callbacks): Update prototype.
8271 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
8273 * tradcpp.c (main): Ignore -quiet.
8275 * lang-specs.h (default_compilers): Preprocess with cc1obj.
8277 2002-03-24 Richard Henderson <rth@redhat.com>
8279 PR optimization/5742
8280 * machmode.def: Add inner mode field to complex modes.
8281 * config/mips/mips.c (mips_function_value): Always define. Add
8282 new argument to handle libcalls.
8283 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8284 (FUNCTION_VALUE): Likewise.
8285 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
8286 * config/mips/mips-protos.h: Update.
8288 2002-03-23 Richard Henderson <rth@redhat.com>
8290 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
8291 * config/sparc/sparc-protos.h: Update.
8292 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
8294 2002-03-23 Richard Henderson <rth@redhat.com>
8296 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
8297 _start or _init begins the text segment.
8299 2002-03-23 David Edelsohn <edelsohn@gnu.org>
8301 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
8302 not HOST_WIDEST_INT.
8303 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
8305 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
8308 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
8309 operand argument to output_return_instruction.
8310 * arm.c (arm_print_operand, case 'd'): If the operand is
8311 const_true_rtx then just return.
8312 (arm_print_operand, case 'D'): If the operand is const_true_rtx
8315 2002-03-23 Andrew Cagney <ac131313@redhat.com>
8317 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
8318 (Warning Options): Document -Wswitch-default.
8319 * toplev.c (W_options): Add -Wswitch-default. Update comment on
8321 (warn_switch_default): Define variable.
8322 (warn_switch): Update comment.
8323 * flags.h (warn_switch_default): Declare variable.
8324 (warn_switch): Update comment.
8325 * stmt.c (expand_end_case): Check for and, when
8326 warn_switch_no_default, warn of a missing default case.
8328 2002-03-23 Alan Modra <amodra@bigpond.net.au>
8330 * real.h (N): Special case 128 bit doubles.
8332 * combine.c (simplify_comparison): When widening modes, ignore
8333 sign extension on CONST_INTs.
8335 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8337 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
8338 passed to adjust_address. Fix comment formatting.
8341 2002-03-22 Zack Weinberg <zack@codesourcery.com>
8343 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
8344 Always make REAL_VALUE_TYPE a struct containing an array of
8345 HOST_WIDE_INT, not a double. Tidy up the code deciding how
8346 big it is. Don't declare or use union real_extract.
8348 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
8349 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
8350 (print_operand), config/arm/arm.c (output_move_double),
8351 config/arm/arm.md (consttable_4, consttable_8),
8352 config/romp/romp.c (output_fpops), config/s390/s390.h
8353 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
8354 (xtensa_output_literal): Don't use union real_extract.
8356 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
8357 (sfmode_constant_to_ulong), config/ns32k/merlin.h
8358 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
8359 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
8360 (PRINT_OPERAND): Don't use local version of union
8363 * config/convex/convex.c (check_float_value), config/vax/vax.c
8364 (vax_float_literal), config/m88k/m88k.md (divdf3),
8365 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
8366 config/pdp11/pdp11.c (output_move_quad): Don't do host
8367 arithmetic on target floating point quantities.
8369 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
8370 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
8372 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
8373 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
8375 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
8376 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
8378 * print-rtl.c (print_rtx): Disable code which needs
8379 floating-point emulator.
8380 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
8381 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
8382 depending on HOST_FLOAT_FORMAT to be defined properly.
8384 * config/1750a/1750a.c (get_double, float_label): Delete.
8385 (print_operand): Delete huge commented-out chunk. Use
8386 REAL_VALUE_TO_DECIMAL.
8387 * config/1750a/1750a-protos.h: Delete prototypes of deleted
8389 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
8391 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
8392 Use REAL_VALUE_TO_DECIMAL as ELF version does.
8393 * config/m88k/m88k.c (real_power_of_2_operand,
8394 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
8395 real_extract out of the union; run the input through
8396 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
8397 from that into the union.
8398 * config/pdp11/pdp11.c (output_move_double): Rearrange
8399 parentheses to make automatic indenter happy.
8401 * doc/tm.texi (Cross-compilation): Rename node to "Floating
8402 Point" and rewrite to describe current situation. Also adjust
8403 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
8405 * doc/rtl.texi: Adjust cross reference.
8407 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8409 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
8410 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
8411 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
8412 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
8413 prevent use of sp as a reload register.
8414 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
8415 non_acc_reg_operand.
8416 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
8417 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
8418 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8419 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
8421 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8423 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
8424 * cpplex.c (unterminated): Delete.
8425 (parse_string): No string literal may extend over multiple
8426 lines. Suppress the error when preprocessing assembly.
8427 * cppmain.c (scan_translation_unit): Strings are single-line.
8429 * doc/cpp.texi: Update to match.
8431 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8433 PR optimization/5854
8434 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
8436 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
8437 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
8438 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
8439 const0 if scratch register was not allocated.
8440 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
8441 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
8443 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
8444 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
8445 with GEN_INT (...) everywhere. Remove constraints in define_split
8447 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
8448 require scratch register for setting 0 into regs/non-pushable memory.
8450 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8452 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
8453 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
8455 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
8457 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
8458 * cppinit.c (cpp_create_reader): On by default.
8459 (cpp_handle_option): Handle -W[no-]endif-labels.
8460 (cpp_post_options): Also enable if -pedantic.
8461 * cpplib.c (do_else): Use it.
8462 (do_endif): Likewise.
8463 * doc/cppopts.texi: Document new option.
8464 * doc/invoke.texi: Document new option.
8466 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
8468 * config/i386/i386.c, config/i386/i386.md: Change all occurences
8469 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
8471 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8473 * flow.c (calculate_global_regs_live): Clear aux fields of
8476 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8478 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
8479 REG or MEM subregs, pass rtx * instead of rtx to it.
8480 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
8481 rtx * instead of rtx to alter_subreg.
8482 * config/m32r/m32r.c (gen_split_move_double): Likewise.
8483 * config/pj/pj.c (pj_output_rval): Likewise.
8485 2002-03-22 Richard Henderson <rth@redhat.com>
8488 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
8489 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
8490 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
8491 (ia64_expand_prologue): Look at int_regs, not words, for number
8492 of incomming int regs.
8494 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
8496 * expr.c (expand_expr): A RESULT_DECL is part of a call.
8498 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
8500 * toplev.c (flag_loop_optimize, flag_crossjumping):
8501 New static variables.
8502 (rest_of_compilation): Conditionalize crossjumping and
8504 (parse_options_and_default_flags): Default loop_optimize and
8506 (lang_independent_options): Add -fcrossjumping and -floop-optimize
8507 * invoke.texi (crossjumping, loop-optimize): Document.
8509 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8511 * real.c (eiisneg): Move outside #ifdef NANS.
8513 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
8515 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
8516 frequencies match; avoid match on different loop depths.
8517 (try_crossjump_to_bb): Kill tests that no longer brings time
8519 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
8521 (split_edge): Likewise.
8523 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
8526 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
8527 * cfgrtl.c: Include insn-config.h
8528 (split_block) Dirtify block in presence of conditional execution
8530 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8532 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
8533 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
8534 (function_arg): Constify CUMULATIVE_ARGS.
8535 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
8536 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
8537 (UNITS_PER_DOUBLE): New macro.
8538 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
8539 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
8540 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
8541 fp_regs and stack_words.
8542 (EABI_FLOAT_VARARGS_P): New macro.
8543 * config/mips/mips.c (struct mips_arg_info): New.
8544 (mips_arg_info): New function.
8545 (function_arg_advance): Use it. Add adjustment instructions here
8546 rather than in function_arg.
8547 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
8548 for VOIDmode at the beginning of the function.
8549 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
8550 (function_arg_pass_by_reference): Likewise.
8551 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
8552 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
8553 (mips_va_start): Likewise. Use the new stack_words field of
8554 CUMULATIVE_ARGS to set up overflow area. Reformat.
8555 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
8556 doubles and other types, aligning the overflow pointer for non-doubles
8557 too. Remove some code duplication. Replace hard-coded constants.
8559 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8561 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
8562 (CLASS_UNITS): Undefine.
8563 (CLASS_MAX_NREGS): Use FP_INC.
8564 * config/mips/mips.c (compute_frame_size): Likewise.
8565 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
8567 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8569 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
8570 prototype, and handle lexing numbers and identifiers.
8571 (parse_identifier): Update to new form of parse_slow.
8572 (parse_number): Fast path only, use parse_slow otherwise.
8573 (_cpp_lex_direct): Update calls to parse_number.
8575 2002-03-21 DJ Delorie <dj@redhat.com>
8577 * bb-reorder.c (make_reorder_chain_1): Protect against
8578 when redundant edges are omitted.
8579 * predict.c (dump_prediction): Likewise.
8581 2002-03-21 Richard Henderson <rth@redhat.com>
8584 * fixinc/inclhack.def (solaris_stdio_tag): New.
8585 * fixinc/fixincl.x: Regenerate.
8587 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8590 * c-typeck.c (process_init_element): Flag non-static
8591 initialization of a flexible array member as illegal.
8593 2002-03-22 Alan Modra <amodra@bigpond.net.au>
8595 * config/rs6000/t-linux64: New.
8596 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
8597 t-ppccomm. Use t-rs6000 and t-linux64.
8598 (powerpc64-*-gnu* <tmake_file>): Likewise.
8599 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
8600 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
8601 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
8603 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
8605 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
8606 flag_really_no_inline instead of optimize == 0.
8608 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
8610 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
8612 * flags.h (flag_really_no_inline): New.
8614 * c-common.c (c_common_post_options): Initialize
8615 flag_really_no_inline.
8617 * toplev.c (flag_really_no_inline): New.
8619 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8621 * config/avr/avr.md (length): Fix length computation for
8622 conditional branches.
8624 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
8626 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
8627 sdbout.o, profile.o): Update.
8628 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
8630 * c-common.h (gettags): Move here from tree.h.
8631 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
8632 insert_block, getdecls, kept_level_p, global_bindings_p): New.
8633 * dbxout.c (dbxout_init): Use getdecls langhook.
8634 * expr.c (expand_expr): Use insert_block langhook.
8635 * fold-const.c: Include langhooks.h.
8636 (fold_range_test, fold_binary_op_with_conditional_arg,
8637 fold): Use global_bindings_p langhook.
8638 * integrate.c (expand_inline_function): Use insert_block langhook.
8639 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
8640 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
8641 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
8642 LANG_HOOKS_GETDECLS): New.
8643 (LANG_HOOKS_INITIALIZER): Update.
8644 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
8646 * langhooks.h (struct lang_hooks_for_decls): New.
8647 (struct lang_hooks): Update.
8648 * profile.c: Include langhooks.h.
8649 (output_func_start_profiler): Use new langhooks.
8650 * sdbout.c: Include langhooks.h.
8651 (sdbout_init, sdbout_finish): Use getdecls langhook.
8652 * stmt.c: Include langhooks.h.
8653 (expand_fixup, fixup_gotos): Use new langhooks.
8654 * stor-layout.c: Include langhooks.h.
8655 (variable_size): Use global_bindings_p langhook.
8656 * toplev.c (compile_file): Use getdecls langhook.
8657 * tree-inline.c (remap_block): Use insert_block langhook.
8658 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
8659 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
8661 2002-03-21 Richard Henderson <rth@redhat.com>
8663 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
8664 constants in .data when -fpic.
8666 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8668 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
8671 2002-03-21 Tom Tromey <tromey@redhat.com>
8673 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
8675 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8677 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
8679 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
8681 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8682 Richard Henderson <rth@redhat.com>
8685 * c-common.c (c_expand_expr): Preserve result of a statement
8686 expression if needed.
8688 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8691 * genrecog.c (maybe_both_true_mode): Remove.
8692 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
8693 * machmode.def (Pmode): Likewise.
8695 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
8697 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
8698 (nonlocal_mentioned_p_1): New function.
8699 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
8700 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
8701 (mark_constant_function): Recognize pure functions.
8702 * rtl.h (global_reg_mentioned_p): New prototype.
8703 * rtlanal.c (global_reg_mentioned_p,
8704 global_reg_mentioned_p_1): New function.
8706 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8708 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
8710 * fixinc/fixincl.x: Regenerate.
8712 2002-03-20 Jason Merrill <jason@redhat.com>
8714 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
8716 2002-03-20 Michael Meissner <meissner@redhat.com>
8718 * doc/invoke.texi (Optimize Options): Document that -O2 sets
8721 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8723 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
8724 ".literal_position" directive before the constant pool.
8726 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8728 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
8729 Add Craig Rodrigues.
8730 Add Brad Lucier to testers.
8732 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8735 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
8737 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
8738 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
8739 instead of insn_extract.
8741 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8744 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
8746 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
8747 stmt if some case has been output.
8749 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8752 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
8753 movsfcc_1, movdfcc_1): Add %O2.
8754 * config/i386/i386.c (print_operand): Handle %ON.
8755 Print . before float condition codes in Sun as cmov syntax.
8756 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
8757 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
8760 2002-03-20 Philip Blundell <pb@nexus.co.uk>
8762 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
8763 return instruction if PC was popped.
8765 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8767 * config/xtensa/xtensa.md: Remove unused type attributes.
8768 (adddi_carry, subddi_carry): Change type attribute to "multi".
8770 2002-03-19 Dale Johannesen <dalej@apple.com>
8772 PR optimization/5999, middle-end/5731
8773 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
8774 multiplications by reciprocals.
8776 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
8778 * Makefile.in: Update.
8779 * c-common.c: Include langhooks.h.
8780 (inline_forbidden_p): Use new hook.
8781 * diagnostic.c: Include langhooks.h.
8782 (format_with_decl, announce_function,
8783 default_print_error_function): Use new hook.
8784 * dwarf2out.c (dwarf2_name): Use new hook.
8785 * function.c: Include langhooks.h.
8786 (init_function_start): Use new hook.
8787 * langhooks-def.h (lhd_decl_printable_name): New.
8788 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
8789 (LANGHOOKS_INITIALIZER): Update.
8790 * langhooks.c (lhd_decl_printable_name): New.
8791 * langhooks.h (struct lang_hooks): New hook.
8792 * toplev.c (decl_name, decl_printable_name): Remove.
8793 (open_dump_file): Use new hook.
8794 (process_options): Remove old hook.
8795 * tree.h (decl_printable_name): Remove.
8797 * objc-act.c (objc_init): Remove old hook.
8798 (objc_printable_name): Export.
8799 * objc-act.h (objc_printable_name): New.
8800 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
8802 2002-03-19 Jim Blandy <jimb@redhat.com>
8804 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
8805 the start_source_file debug hook, not the current line number.
8807 2002-03-19 Richard Henderson <rth@redhat.com>
8809 * flow.c (EH_USES): Provide default.
8810 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
8811 * doc/tm.texi (EH_USES): New.
8813 * config/ia64/ia64.c (ia64_eh_uses): New.
8814 * config/ia64/ia64-protos.h: Update.
8815 * config/ia64/ia64.h (EH_USES): New.
8817 2002-03-19 Richard Henderson <rth@redhat.com>
8819 * varasm.c (output_constant_def): Fix stupid typo.
8821 2002-03-19 Richard Henderson <rth@redhat.com>
8824 * except.c (current_function_has_exception_handlers): New.
8825 * except.h: Declare it.
8826 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
8827 Combine tests that disable all sibcalls for the function.
8829 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
8831 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
8834 2002-03-19 Richard Henderson <rth@redhat.com>
8837 * config/ia64/ia64.c: Revert 2002-03-01 patch.
8838 * config/ia64/ia64.h (INIT_EXPANDERS): New.
8840 2002-03-19 Jim Blandy <jimb@redhat.com>
8842 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
8843 name, even if the replacement list contains no tokens, as required
8846 2002-03-19 Jason Merrill <jason@redhat.com>
8848 * varasm.c (globalize_decl): Get the name from the RTL, not
8849 DECL_ASSEMBLER_NAME.
8851 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
8853 2002-03-19 Bob Wilson <bob.wilson@acm.org>
8855 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
8856 subdi_carry): Define.
8858 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8860 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
8861 about -fpic/-fPIC if extra_warnings set.
8863 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8865 * expr.c (expand_expr): Sign-extend CONST_INT generated from
8866 TREE_STRING_POINTER.
8867 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
8869 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8871 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
8872 in favor of SP if FRAME_POINTER_REQUIRED is false.
8874 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
8876 * emit-rtl.c (gen_int_mode): New function.
8877 * rtl.h: Prototype for it.
8878 * combine.c (make_extraction, simplify_comparison), expmed.c
8879 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
8880 (convert_modes, store_field), optabs.c (expand_fix),
8881 simplify-rtx.c (neg_const_int, simplify_unary_real),
8883 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
8884 Use it instead of GEN_INT (trunc_int_for_mode (...)).
8886 2002-03-19 Jakub Jelinek <jakub@redhat.com>
8889 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
8890 convert_parm_for_inlining.
8891 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8893 * langhooks-def.h: Likewise.
8894 * objc/objc-lang.c: Likewise.
8895 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
8897 * tree-inline.c (initialize_inlined_parameters):
8898 Call convert_parm_for_inlining lang hook if needed.
8899 * c-typeck.c (c_convert_parm_for_inlining): New function.
8900 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
8902 2002-03-18 Mark Mitchell <mark@codesourcery.com>
8904 * calls.c (precompute_arguments): Do not assume that temporaries
8905 can be destroyed after expanding the argument.
8906 (expand_call): Likewise.
8908 2002-03-15 Eric Christopher <echristo@redhat.com>
8910 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
8911 Fix register preference on last change.
8912 * config/mips/mips.c (mips_return_in_memory): New function.
8913 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
8914 * config/mips/mips-protos.h: Declare.
8915 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
8916 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
8918 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
8920 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
8922 (anddi3, iorsi3): Likewise.
8924 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
8925 use %gprel for symbols that are going to be placed in linkonce
8928 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
8929 RETURN_ADDRESS_POINTER_REGNUM to $ra.
8930 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
8931 not needed. Disregard leaf_function_p().
8932 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
8933 mips16 frame pointer.
8934 * config/mips/mips.md (store ra): Only to small SP offsets.
8935 2001-08-22 Graham Stott <grahams@redhat.com>
8936 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
8937 return a REG rtx for the return address register.
8939 2002-03-18 Bob Wilson <bob.wilson@acm.org>
8941 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
8942 constant-pool addresses as "mode-dependent".
8943 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
8945 2002-03-18 Jakub Jelinek <jakub@redhat.com>
8948 * expr.c (emit_group_load): Use extract_bit_field if
8949 needed for CONCAT arguments.
8951 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
8954 * arm.md (tablejump): Make this a define_expand. For PIC add the
8955 offset to the base of the table.
8956 (thumb_tablejump): Matcher for Thumb tablejump insn.
8957 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
8958 as the difference of two labels.
8959 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8960 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
8962 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8963 * arm.c (get_jump_table_size): If the table is not in the text
8964 section, return zero.
8966 2002-03-18 Bernd Schmidt <bernds@redhat.com>
8968 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
8970 (arm_reload_out_hi): Use gen_lowpart instead of
8971 gen_rtx_SUBREG to access QImode components.
8972 * config/arm/arm.md: Disable zero_extend split for QImode
8973 subregs in BIG_ENDIAN mode.
8974 (storehi_bigend): Match use of least significant byte.
8975 (storeinthi): Remove extraneous SUBREG.
8976 Add missing construction of operands[2].
8977 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
8978 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
8979 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
8981 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
8983 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
8986 2002-03-17 Richard Henderson <rth@redhat.com>
8988 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
8991 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8993 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
8994 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
8996 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8998 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9000 * predict.c (estimate_bb_frequencies): Delete unused variables.
9002 2002-03-17 Richard Henderson <rth@redhat.com>
9004 * config/ia64/ia64.c (ia64_attribute_table): Move before
9005 targetm definition. Make static.
9007 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9009 * c-common.h (yyparse, c_common_parse_file): New.
9010 * c-lang.c: Include c-common.h.
9011 (LANG_HOOKS_PARSE_FILE): Redefine.
9012 * c-lex.c: Include c-common.h.
9013 (yyparse): Rename c_common_parse_file. Call yyparse.
9014 * c-parse.in (yyparse): Remove macro.
9015 * c-tree.h (yyparse_1): Remove.
9016 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9017 (LANG_HOOKS_INITIALIZER): Update.
9018 * langhooks.h (struct lang_hoooks): New hook parse_file.
9019 * toplev.c (compile_file): Use parse_file hook.
9020 * tree.h (yyparse): Remove.
9021 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9023 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9025 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9026 float_truncate, not fix.
9027 ("*truncdfsf2_real"): Ditto.
9028 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9030 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9032 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9034 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9035 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9036 where appropriate. Make the second reference to
9037 leaf_function_p a function call, as intended. Reindented.
9039 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9040 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9042 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9043 add register to non-constant into sp.
9045 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9046 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9047 (mips16_gp_pseudo_rtx): Lose.
9048 (INIT_EXPANDERS): Deleted.
9049 * config/mips/mips.c (mips_init_machine_status): New.
9050 (mips_free_machine_status): New.
9051 (mips_mark_machine_status): New.
9052 (override_options): Set them.
9053 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9054 (struct machine_function): ... new. Replaced all references.
9055 (mips_add_gc_roots): Don't mark them.
9056 (embedded_pic_fnaddr_reg): New, extracted from...
9057 (embedded_pic_offset): ... here.
9058 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9061 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9063 * cppinit.c: Revert -MD removal.
9065 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9067 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9068 soft registers by default for 68HC12.
9069 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9070 when compiling with -fomit-frame-pointer.
9071 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9072 (expand_epilogue): Likewise.
9073 (m68hc11_gen_rotate): Use exg when rotating by 8.
9075 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9077 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9078 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9079 (splits): Remove unused add splits.
9080 ("*addhi3_68hc12"): Tune constraints.
9081 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9082 constant fits in 8-bits and D is dead use abx/aby instructions.
9083 ("*addhi3"): Remove extern declaration of ix_reg.
9084 ("*subsi3"): Optimize and provide new split.
9085 ("subhi3"): Cleanup.
9086 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9087 (arith splits): For 68hc12 save the address register on the stack
9088 and do the arithmetic operation with a pop.
9090 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9092 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9093 allocating QImode in address registers.
9094 ("*movqi_m68hc11"): Likewise.
9096 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9098 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9100 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9102 * cppinit.c (print_help): Display -MD and -MMD.
9103 Don't display usage string. Update assertion syntax and
9105 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9106 (cpp_handle_option): Update.
9108 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9110 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9111 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9112 and define it so that regardless of target CPU size,
9113 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9114 of "int" rather than "long."
9116 2002-03-15 Richard Henderson <rth@redhat.com>
9118 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9121 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9123 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9124 ("tstqi" split): Avoid using memory for tstqi on address register.
9125 (splits): Remove constraints.
9126 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9127 ("cmpdf", "cmpsf"): Remove since not used.
9128 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9129 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9131 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9133 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9134 ("neghi2"): Tighten constraints.
9135 ("one_cmplsi2"): Optimize and simplify split.
9136 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9138 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9140 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9141 and split of AND operation to clear the upper bits.
9142 ("*logicalsi3_zextqi"): Likewise.
9143 ("*logicallhi3_zexthi_ashift8"): Likewise.
9144 ("*logicalsi3_silshr16"): Likewise.
9145 ("logicalsi3_silshl16"): Likewise.
9146 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9148 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9150 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9151 (m68hc11_indirect_p): New function.
9152 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9153 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9155 (asm_print_register): Likewise.
9156 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9157 (m68hc11_indirect_p): Declare.
9158 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9159 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9160 (TARGET_SWITCHES): New option -mrelax.
9161 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9163 ("iorsi3", "xorsi3"): Likewise.
9164 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9165 ("*andhi3_mem"): New to handle destination in memory with bclr
9166 and a scratch register.
9167 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9168 ("*andhi3_const"): New when operand2 is constant.
9169 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9170 ("*andhi3_gen"): Cleanup of the old "andhi3".
9171 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9172 ("xorqi3"): Update constraints.
9174 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9176 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9177 for reg_equiv_memory_loc when the operand is a register that does
9178 not get a hard register (stack location).
9179 (tst_operand): After reload, accept all memory operand.
9180 (symbolic_memory_operand): Fix detection of symbolic references.
9181 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9182 accept symbols and any constant.
9184 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9186 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9187 note on the insn that sets the soft frame register.
9188 (must_parenthesize): ix and iy are also reserved names.
9189 (print_operand_address): One more place where parenthesis are required
9190 to avoid confusion with register names.
9191 (m68hc11_gen_movhi): Allow push of stack pointer.
9192 (m68hc11_check_z_replacement): Fix handling of parallel with a
9194 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9195 the replacement register is.
9196 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9197 and D8_REGS classes.
9198 (MODES_TIEABLE_P): All modes are tieable except QImode.
9200 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9202 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9203 (___subdi3): Likewise.
9204 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9205 (__map_data_section): Optimize 68hc11 case.
9207 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9209 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9210 than a shift to avoid adding a register with itself.
9211 (m68hc11_memory_move_cost): Take into account NO_REGS.
9212 (m68hc11_register_move_cost): Update and use memory move cost
9214 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9215 it gives more opportunities to cse to optimize.
9216 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9217 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9219 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9221 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9222 * c-common.def (CLEANUP_STMT): New tree node.
9223 * c-common.h (CLEANUP_DECL): New macro.
9224 (CLEANUP_EXPR): Likewise.
9225 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9226 * expr.c (expand_expr): Tidy.
9227 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9228 * tree-inline.c (initialize_inlined_parameters): Clean up
9229 new local variables.
9231 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9234 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9235 before movrXX only, use reg_overlap_mentioned_p.
9236 Only special case NE if just one insn can be generated.
9238 2002-03-15 Jason Merrill <jason@redhat.com>
9240 * varasm.c (assemble_variable): Call resolve_unique_section before
9241 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9244 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9247 * arm.md (split pattern for thumb shiftable immediates): Add comment
9248 explaining non-obvious test.
9250 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9253 * arm.md (movaddr, movaddr_insn): Delete.
9255 2002-03-15 Jason Merrill <jason@redhat.com>
9257 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9258 -fkeep-static-consts doesn't apply to comdats.
9260 2002-03-14 Richard Henderson <rth@redhat.com>
9262 * c-decl.c: Include c-pragma.h.
9263 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
9264 (finish_function): Tidy.
9265 * c-pragma.c: Include c-common.h.
9266 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
9267 (handle_pragma_weak): Use them.
9268 (init_pragma): Register pending_weaks.
9269 * c-pragma.h (maybe_apply_pragma_weak): Declare.
9270 * print-tree.c (print_node): Print DECL_WEAK.
9271 * varasm.c (mark_weak_decls): Remove.
9272 (remove_from_pending_weak_list): Remove.
9274 (asm_emit_uninitialised): Call globalize_decl for weak commons.
9275 (weak_decls): Make a tree_list.
9276 (declare_weak): Cons weak_decls directly.
9277 (globalize_decl): Remove weak_decls elements directly.
9278 (weak_finish): Simplify weak_decls walk. Don't weaken unused
9279 symbols. Don't pretend to handle aliases.
9280 (init_varasm_once): Update weak_decls registry.
9281 * Makefile.in: Update dependencies.
9283 2002-03-14 Richard Henderson <rth@redhat.com>
9286 * config/ia64/ia64.c: Include tm_p.h last.
9287 (gen_nop_type): Remove duplicate definition.
9288 (cycle_end_fill_slots): Set sched_data for second L slot.
9289 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
9290 (nop_cycles_until): Fix typos.
9292 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9294 PR optimization/5891
9295 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
9297 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
9299 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
9300 descriptors correctly.
9302 2002-03-14 Michael Meissner <meissner@redhat.com>
9304 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
9305 100, allowing MAX_UNROLLED_INSNS to be overridden.
9307 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
9310 * unroll.c (params.h): Include.
9311 (MAX_UNROLLED_INSNS): Delete, now in params.h.
9313 * doc/invoke.texi (--param max-unroll-insns): Document.
9315 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
9317 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9319 * arm.md: Fix warnings about constraints in peepholes and splits.
9321 2002-03-14 Zack Weinberg <zack@codesourcery.com>
9323 * cpphash.h (struct lexer_state): Remove line_extension member.
9324 * cpplib.c (dequote_string, do_linemarker): New functions.
9325 (linemarker_dir): New data object.
9326 (DIRECTIVE_TABLE): No longer need to interpret #line in
9327 preprocessed source. Delete obsolete comment about return
9329 (end_directive, directive_diagnostics, _cpp_handle_directive):
9330 Don't muck with line_extension.
9331 (directive_diagnostics): No need to issue warnings for
9333 (_cpp_handle_directive): Issue warnings for linemarkers here,
9334 when appropriate. Dispatch linemarkers to do_linemarker, not
9336 (do_line): Code to handle linemarkers split out to do_linemarker.
9337 Convert escape sequences in filename argument, both places.
9339 * cppmacro.c (quote_string): Rename cpp_quote_string and
9340 export. All callers changed.
9341 * cpplib.h (cpp_quote_string): Prototype.
9342 * cppmain.c (print_line): Call cpp_quote_string on to_file
9345 * doc/cpp.texi: Document that escapes are now interpreted in
9346 #line and in linemarkers, and that non-printing characters are
9347 converted to octal escapes when linemarkers are generated.
9349 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
9351 * emit-rtl.c (try_split): Use delete_insns.
9352 * recog.c (split_all_insns): Fix terminating condition.
9354 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9355 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9358 * arm.c (arm_output_epilogue): Fix floating-point register save
9359 adjustment when using a frame pointer.
9361 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
9363 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
9364 * config/mips/mips.c (compute_frame_size): Retrofit them here.
9365 (save_restore_insns, mips_expand_epilogue): And here.
9366 (build_mips16_call_stub): And here.
9367 (mips_function_value): Use the new macros to decide whether a single
9368 or complex float can be returned in floating-point registers. Return
9369 a parallel rtx in the complex case.
9371 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
9373 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
9374 call after liveness analysis.
9376 * recog.c (split_insn): Use delete_insn_and_edges.
9378 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
9379 instructions to have branch prediction notes.
9380 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
9382 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
9384 * configure.in: Don't pass -Wno-long-long to a ADA compiler
9385 that doesn't support it.
9386 * configure: Regenerate.
9388 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9391 * config/sparc/sparc.md (normal_branch, inverted_branch,
9392 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9393 inverted_fp_branch): Adjust calls to output_cbranch.
9394 Set length attribute.
9395 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
9396 output_v9branch. Set length attribute.
9397 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
9399 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
9400 (output_cbranch): Likewise. Handle far branches.
9401 (output_v9branch): Handle far branches.
9402 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
9404 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
9405 noov_compare64_op predicates.
9407 2002-03-13 Jason Merrill <jason@redhat.com>
9409 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
9410 into the function and constify it.
9411 * gthr-dce.h, gthr-solaris.h: Likewise.
9413 2002-03-13 David Edelsohn <edelsohn@gnu.org>
9415 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
9416 * config/rs6000/rs6000.c (rs6000_va_arg): Use
9417 std_expand_builtin_va_arg if not ABI_V4.
9419 2002-03-13 Jason Merrill <jason@redhat.com>
9421 * varasm.c (globalize_decl): New fn.
9422 (assemble_start_function): Use it.
9423 (asm_emit_uninitialized): Use it.
9424 (assemble_alias): Use it.
9425 (assemble_variable): Use it.
9427 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
9429 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
9430 2002-03-12 internal visibility change.
9431 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
9432 visibility into SYMBOL_REF_FLAG.
9434 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
9436 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
9437 VOIDmode operand. Add compile-time optimization for constant results.
9439 2002-03-12 Jason Merrill <jason@redhat.com>
9441 * c-typeck.c (convert_for_assignment): Don't allow conversions
9442 between pointers and references. Only allow lvalues to convert to
9445 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
9447 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
9448 before prologue, to avoid scheduling problems.
9450 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9452 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9453 (ELIMINABLE_REGS): Add sfp->sp.
9454 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
9456 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9458 PR optimization/5892
9459 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
9461 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9463 * loop.c (basic_induction_var): Don't call convert_modes if mode
9464 classes are different.
9466 2002-03-12 Richard Henderson <rth@redhat.com>
9468 PR optimization/5901
9469 * function.c (reposition_prologue_and_epilogue_notes): Position
9470 the markers after/before the last/first insn not deleted.
9472 2002-03-12 Richard Henderson <rth@redhat.com>
9474 PR optimization/5878
9475 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
9476 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
9477 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
9479 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
9480 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
9481 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
9483 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
9484 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
9485 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
9486 also. Don't set it if not flag_pic.
9487 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
9488 to be INVALID_REGNUM when not used.
9490 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
9492 * expmed.c (store_bit_field): Reset alias set for memory.
9493 (extract_bit_field): Same.
9495 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9497 * c-common.c (c_tree_code_type, c_tree_code_length,
9498 c_tree_code_name, add_c_tree_codes): Delete.
9499 * c-common.h (add_c_tree_codes): Delete.
9500 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
9502 * c-objc-common.c (c_objc_common_init): Don't call
9503 add_c_tree_codes, instead set lang_unsafe_for_reeval.
9504 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9505 objc_tree_code_name, add_objc_tree_codes): Delete.
9506 (objc_init): Don't call add_objc_tree_codes.
9507 * objc/objc-lang.c (tree_code_type, tree_code_length,
9508 tree_code_name): Define.
9509 * toplev.c (lang_independent_init): Don't set
9510 tree_code_length[IDENTIFIER_NODE].
9511 * tree.c (tree_code_type, tree_code_length, tree_code_name):
9512 Delete definitions, moved to language front-ends.
9513 * tree.def (IDENTIFIER_NODE): Hardwire the length.
9514 * tree.h (tree_code_type, tree_code_length, tree_code_name):
9516 (tree_code_length): Change type to unsigned char.
9518 2002-03-12 Richard Henderson <rth@redhat.com>
9520 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
9521 internal visibility change.
9523 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9525 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
9526 validize_mem() instead of change_address to avoid clobbering
9529 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
9531 * c-lex.h (position_after_whitespace): Remove.
9533 2002-03-12 Jakub Jelinek <jakub@redhat.com>
9535 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
9536 (lex_string): Use unsigned char pointers.
9538 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9540 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
9541 is not a valid memory_operand.
9543 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9545 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
9546 * config/xtensa/lib1funcs.asm: Fix copyright to include
9547 special case for libgcc files.
9548 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
9549 (__divsi3): Likewise.
9550 (__umodsi3): Likewise.
9551 (__modsi3): Likewise.
9552 * config/xtensa/lib2funcs.S: Fix copyright to include
9553 special case for libgcc files.
9555 2002-03-12 Tom Rix <trix@redhat.com>
9557 * collect2.c (resolve_lib_name): Move outside of
9558 OBJECT_FORMAT_COFF ifdef.
9559 (ignore_library): Same.
9561 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9563 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
9565 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9567 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
9568 to function_section before writing out the constant pool.
9570 2002-03-12 David Edelsohn <edelsohn@gnu.org>
9572 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
9574 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
9576 2002-03-12 Alan Modra <amodra@bigpond.net.au>
9578 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
9582 (cmpsi splitter): Likewise.
9583 (modsi3): Fail if <= 0.
9584 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
9585 redundant test when HOST_BITS_PER_WIDE_INT != 32.
9586 (reg_or_sub_cint64_operand): Likewise.
9587 (num_insns_constant_wide): Optimize sign extension.
9588 (rs6000_legitimize_address): Likewise.
9590 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9592 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9593 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9595 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9597 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
9598 address calculation.
9600 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9602 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
9603 scratch register to DImode / TImode.
9604 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
9605 register used does not overlap the target.
9607 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9609 * Makefile.in (debug.o): Depend on debug.h.
9610 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
9611 * debug.c (do_nothing_debug_hooks): Likewise.
9612 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
9613 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
9614 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
9615 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
9616 * dwarfout.c (dwarf_debug_hooks): Likewise.
9617 * integrate.c (output_inline_function): Likewise.
9618 * objc/objc-act.c (synth_module_prologue): Likewise.
9619 * sdbout.c (sdb_debug_hooks): Likewise.
9620 * toplev.c (debug_hooks): Likewise.
9621 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9623 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9625 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
9626 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
9627 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
9628 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
9629 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
9630 * defaults.h (POINTER_SIZE): Define.
9631 * doc/tm.texi (POINTER_SIZE): Document default.
9633 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9635 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
9637 2002-03-11 Richard Henderson <rth@redhat.com>
9639 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
9640 if rebuild_label_notes_after_reload.
9642 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
9644 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
9645 emit pic register load if "internal" visibility.
9646 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
9647 (cris_expand_builtin_va_arg): Do all computations on trees.
9649 2002-03-11 Richard Henderson <rth@redhat.com>
9651 * rtlanal.c: Include recog.h.
9652 (keep_with_call_p): Fix thinko.
9653 * Makefile.in (rtlanal.o): Update dependencies.
9655 2002-03-11 Chris Meyer <cmeyer@gatan.com>
9657 * genflags.c (gen_insn): Use IS_VSPACE.
9658 * genoutput.c (output_insn_data): Likewise.
9659 (process_template): Likewise.
9661 2002-03-11 Richard Henderson <rth@redhat.com>
9663 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
9665 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
9667 * Makefile.in: Update.
9668 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
9669 Update documentation.
9670 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
9671 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
9673 2002-03-11 Zack Weinberg <zack@codesourcery.com>
9675 * Makefile.in: Give texi2pod its input file as a command line
9676 argument, not on stdin.
9678 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
9679 Daniel Berlin <dan@dberlin.org>
9681 C++ alias analysis improvement.
9682 * alias.c (record_component_aliases): Record aliases for base
9685 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
9687 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
9689 2002-03-11 Douglas B Rupp <rupp@gnat.com>
9691 * toplev.c (vms_fopen): Remove, not needed.
9693 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
9695 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
9697 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
9698 for FP, already done later.
9700 * toplev.c (debug_args): Add entry for VMS_DEBUG.
9701 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
9703 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
9705 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
9706 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
9707 LARGEST_EXPONENT_IS_NORMAL for the given mode.
9708 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
9709 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
9710 (ediv, emul, eldexp, esqrt): Likewise.
9711 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
9712 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
9713 (saturate): New function.
9714 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
9715 (make_nan): Use a saturation value instead of a NaN if
9716 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
9717 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
9718 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
9719 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
9720 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
9721 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
9722 !ROUND_TOWARDS_ZERO.
9723 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
9724 (ROUND_TOWARDS_ZERO): Document.
9726 2002-03-11 Andreas Jaeger <aj@suse.de>
9728 * cfg.c (dump_flow_info): Remove unused variable.
9730 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
9732 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
9733 computations on trees.
9735 2002-03-10 Richard Henderson <rth@redhat.com>
9738 * reload.c (copy_replacements_1): New.
9739 (copy_replacements): Use it to recurse through the rtx.
9741 2002-03-10 Richard Henderson <rth@redhat.com>
9743 * loop.c (strength_reduce): Compute number of iterations as
9744 unsigned HOST_WIDE_INT.
9746 2002-03-10 Richard Henderson <rth@redhat.com>
9748 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
9749 to move away from the end of the block.
9751 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
9753 PR preprocessor/5899
9754 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
9756 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9758 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
9760 * attribs.c (decl_attributes): Fix signed/unsigned warning.
9762 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
9764 * config/mmix/mmix.c: Improve comments.
9765 (mmix_target_asm_function_prologue): Drop variable
9766 empty_stack_frame. Don't allocate unused slot above fp.
9767 (mmix_target_asm_function_epilogue): Mirror prologue changes.
9768 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
9769 brace in first column.
9770 (enum reg_class): Ditto.
9771 (FIRST_PARM_OFFSET): Now 0.
9772 (USER_LABEL_PREFIX): Remove #if 0:d definition.
9774 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9776 * combine.c (make_extraction): Fix error in last change.
9778 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9780 * c4x.c (c4x_fp_reglist): Const-ify.
9781 * cris.c (cris_print_operand): Likewise.
9782 * i386.c (ix86_va_arg): Likewise.
9783 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
9784 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
9785 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
9786 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
9787 * mcore.h (regno_reg_class): Likewise.
9788 * mips.c (gen_int_relational): Likewise.
9789 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
9790 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
9791 * pdp11.c (move_costs): Likewise.
9792 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
9793 * s390.c (s390_branch_condition_mnemonic, regclass_map):
9795 * s390.h (regclass_map): Likewise.
9796 * sh.c (shift_amounts): Likewise.
9797 * sh.md (rotlsi3): Likewise.
9799 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9801 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
9802 (ne0+5): Use new clobber to generate proper shift pattern.
9803 Patch by Michael Matz <matz@kde.org>.
9805 2002-03-09 Andreas Schwab <schwab@suse.de>
9807 * gcc.c (validate_all_switches): Also handle `%W{...}'.
9809 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9811 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
9813 2002-03-09 Jakub Jelinek <jakub@redhat.com>
9816 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
9817 even for non-representable constants.
9819 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9821 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
9822 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
9823 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
9824 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
9825 (pop_function_context): Compute MAY_SHARE parameter for
9827 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
9828 (gen_mem_addressof): Call fixup_var_refs with new parm.
9830 * combine.c (make_extraction): Don't make extension of CONST_INT.
9832 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9834 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
9835 in o32 and o64 ABIs.
9836 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
9837 but getting fixed-size structs passed in registers regardless of
9838 padding in o32 and o64 ABIs.
9840 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
9841 offset before loading address of argument passed by transparent
9844 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
9846 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
9848 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9850 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
9851 marker such that registers after it are saved.
9853 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9855 * sparc.c (arith_4096_operand): Fix error in last change.
9857 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9859 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
9862 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9864 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
9867 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9869 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
9871 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
9873 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
9874 removed; fix return value.
9875 * combine.c (combine_instructions): Dirtify blocks where we failed to
9876 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
9877 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
9879 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9881 * gcse.c (insert_insn_end_bb): Fix typo in last change.
9883 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
9885 * recog.c (peephole2_optimize): Re-distribute EH edges.
9887 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
9889 * expr.c (expand_expr): Use unsave lang hook.
9890 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
9891 (LANG_HOOKS_INITIALIZER): Update.
9892 * langhooks.h (struct lang_hooks): New hook unsave.
9893 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
9894 (unsave_expr_1): Remove unused lang_unsave_expr_now.
9895 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
9896 (unsave_expr_now): Remove.
9897 * tree.h (unsave_expr_now, lang_unsave,
9898 lang_unsave_expr_now): Remove.
9901 2002-03-08 Andreas Jaeger <aj@suse.de>
9903 * flow.c (propagate_block_delete_insn): Remove unused variable.
9905 2002-03-08 Kazu Hirata <kazu@hxi.com>
9907 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
9908 insn length for memory load/store.
9910 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
9912 * doc/install.texi (--with-libiconv-prefix): Document.
9914 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
9916 * doc/sourcebuild.texi: Fix typo.
9918 2002-03-08 Jakub Jelinek <jakub@redhat.com>
9921 * builtins.c (std_expand_builtin_va_arg): Do all computations on
9924 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9926 * rtl.c (copy_most_rtx): Move from here ...
9927 * emit-rtl.c (copy_most_rtx): ... to here.
9929 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9931 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
9932 SUBTARGET_CPP_SIZE_SPEC.
9933 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
9935 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
9937 2002-03-07 Matt Hiller <hiller@redhat.com>
9939 * gensupport.c (first_dir_md_include): Renamed from include;
9940 change all references.
9941 (last_dir_md_include): Renamed from last_include; change all
9943 (init_md_reader): Unconditionally initialize base_dir whether or
9944 not filename is a relative path.
9946 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
9948 * config/fp-bit.c (_unord_f2): Compile it in even if
9949 US_SOFTWARE_GOFAST is enabled.
9951 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
9952 NULL_RTX. Set all HFmode operations as NULL_RTX.
9953 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
9954 NULL_RTX, try reversing the comparison and the operands.
9956 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9958 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
9959 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
9962 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
9964 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
9966 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
9968 * basic-block.h (fixup_abnormal_edges): Declare.
9969 * reload1.c (fixup_abnormal_edges): New function.
9970 * reg-stack.c (convert_regs): Use it.
9972 * gcse.c (insert_insn_end_bb): Handle trapping insns.
9974 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
9976 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
9978 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
9979 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
9980 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
9981 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
9982 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
9983 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
9984 unless x and y could be infinite.
9985 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
9986 Check that the common type of both arguments is a real, even for
9987 targets without unordered comparisons. Allow an integer argument
9988 to be compared against a real.
9989 (expand_tree_builtin): Use expand_unordered_cmp.
9990 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
9991 * cse.c (fold_rtx): Likewise. Fix indentation.
9992 * fold-const.c (fold_real_zero_addition_p): New.
9993 (fold): Use it, and the new HONOR_... macros.
9994 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
9995 * jump.c (reversed_comparison_code_parts): After searching for
9996 the true comparison mode, use HONOR_NANS to decide whether it
9997 can be safely reversed.
9998 (reverse_condition_maybe_unordered): Remove IEEE check.
9999 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10000 to decide which simplifications are valid. Allow the following
10001 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10002 and (a - -b) to (a + b).
10003 (simplify_relational_operation): Use HONOR_NANS.
10004 * doc/tm.texi: Document the MODE_HAS_... macros.
10006 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10008 * combine.c (simplify_comparison): If simplifying a logical shift
10009 right and compare with constant, force the comparison to unsigned.
10011 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10013 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10015 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10017 (alt_reg_names): Remove % for vrsave.
10019 2002-03-06 Richard Henderson <rth@redhat.com>
10021 PR optimization/5844
10022 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10023 if used indicates we've already emitted one copy of an operand.
10024 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10025 (gen_split): Supply a non-null used.
10027 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10029 * reload1.c (reload): Unshare all rtl after reload is done.
10031 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10032 but simply fail if the expression is too complex to simplify.
10033 (simplify_gen_binary): Handle simplify_plus_minus failures.
10035 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10037 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10038 consistently call delete_trivially_dead_insns after CSE and GCSE;
10039 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10040 after liveness2; update comment in last crossjumping.
10041 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10043 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10045 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10046 after completing fast dead code elimination.
10048 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10051 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10053 * version.c: Fix misplaced leading blanks on first line.
10055 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10057 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10059 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10061 * cfgcleanup.c (mentions_nonequal_regs): New function.
10062 (thread_jump): Use it.
10063 * toplev.c (rest_of_compilation): Run jump threading after
10066 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10068 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10071 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10073 * predict.c (estimate_bb_frequencies): Do not reload the
10074 frequencies from notes.
10076 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10078 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10079 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10081 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10082 delete_noop_moves): Return indeger.
10083 * flow.c (ndead): New variable.
10084 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10085 BB argument; update callers.
10086 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10087 (life_analysis): Do not call purge_all_dead_edges.
10088 (update_life_info): Return number of deleted insns; print statistics.
10089 (update_life_info_in_dirty_blocks): likewise.
10090 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10091 return number of insns deleted.
10093 * cse.c: Include timevar.h
10094 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10095 iterate until stabilizes; print statistics; return number of killed
10097 * Makefile.in: (cse.o): Add timevar.h dependency
10098 * rtl.h (delete_trivially_dead_insns): New.
10099 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10100 * toplev.c (rest_of_compilation): Update callers.
10102 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10103 (try_optimize_cfg): Do not update liveness.
10104 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10105 removal stabilizes; use delete_trivially_dead_insns.
10107 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10109 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10111 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10112 callbacks when processing assembly language.
10114 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10116 * pa.h (ASM_FILE_END): Define.
10117 * som.h (ASM_FILE_END): Delete.
10119 * pa.c (function_arg): Don't pass floats in general registers in
10120 indirect calls if TARGET_ELF32.
10122 2002-03-05 Richard Henderson <rth@redhat.com>
10124 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10126 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10128 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10130 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10132 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10133 -r command line. Don't hide any symbols if not building
10136 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10138 * cfg.c (dump_flow_info): Warn about profile mismatches.
10139 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10140 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10142 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10144 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10145 wide volatile memory by parts.
10147 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10149 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10152 2002-03-05 Richard Henderson <rth@redhat.com>
10154 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10156 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10158 * toplev.c (documented_lang_options): Document more
10159 language-specific options.
10160 * doc/invoke.texi (Warning Options): Correct documentation for
10161 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10162 * c-decl.c (c_decode_option): Use a table to handle warning options.
10164 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10166 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10167 parameter to mmix_encode_section_info.
10168 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10169 relocatably. Always produce ELF, not mmo if linking relocatably.
10170 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10171 first is non-zero, don't add symbol prefix.
10172 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10173 prototype accordingly.
10175 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10177 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10179 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10181 * configure.in: Increase required makeinfo version to 4.1.
10182 * configure: Regenerate.
10184 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10186 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10189 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10191 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10192 * doc/invoke.texi: Fix @math uses.
10194 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10196 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10199 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10201 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10202 (powerpc-*-eabisimaltivec*): Same.
10204 * config/rs6000/t-ppcendian: New.
10206 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10208 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10209 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10210 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10212 2002-03-03 Richard Henderson <rth@redhat.com>
10214 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10216 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10218 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10219 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10220 tree.c, config/m68k/m68k.c:
10221 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10222 REAL_ARITHMETIC blocks unconditional. Delete some further
10223 #ifdef blocks predicated on REAL_ARITHMETIC.
10224 * flags.h, toplev.c: Delete remaining references to
10225 flag_pretend_float.
10227 * doc/invoke.texi: Remove documentation of -fpretend-float.
10228 * doc/tm.texi: Describe the various REAL_* macros as provided by
10229 real.h, not by the target configuration files.
10231 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10232 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10233 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10234 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10235 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10236 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10237 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10238 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10239 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10240 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10241 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10242 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10243 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10244 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10245 config/xtensa/xtensa.h:
10246 Do not define, undefine, or mention in comments any of
10247 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10248 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10249 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10250 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10251 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10252 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10253 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10254 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10255 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10257 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10259 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10260 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
10261 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
10262 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
10263 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
10264 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
10266 * defaults.h (BITS_PER_WORD): Define.
10267 * doc/tm.texi (BITS_PER_WORD): Document default value.
10269 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
10270 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
10271 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
10273 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10275 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
10276 lieu of explicit sizeof/sizeof.
10277 * i386.c (override_options, ix86_init_mmx_sse_builtins,
10278 ix86_expand_builtin): Likewise.
10279 * mips.c (mips_add_gc_roots): Likewise.
10280 * mmix.c (mmix_output_condition): Likewise.
10281 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
10282 altivec_init_builtins): Likewise.
10283 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
10284 * cppexp.c (Nsuff, parse_number): Likewise.
10285 * cppinit.c (builtin_array_end): Likewise.
10286 * gcc.c (n_default_compilers, process_command): Likewise.
10287 * genpreds.c (output_predicate_decls): Likewise.
10288 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
10289 * lcm.c (N_ENTITIES): Likewise.
10290 * stor-layout.c (set_sizetype): Likewise.
10292 2002-03-03 Richard Henderson <rth@redhat.com>
10294 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
10295 for types or labels.
10297 2002-03-03 Richard Henderson <rth@redhat.com>
10299 * c-decl.c (start_decl): Initialized variables are not common.
10301 2002-03-02 Per Bothner <per@bothner.com>
10303 * gcc.c (option_map): Suport new --bootclasspath option.
10304 --CLASSPATH is now just an alias for --classpath.
10306 2002-03-02 Richard Henderson <rth@redhat.com>
10308 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
10309 load if "internal" visibility.
10310 * doc/extend.texi: Document visibility meanings.
10312 2002-03-02 Richard Henderson <rth@redhat.com>
10314 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
10315 to functions as well.
10317 2002-03-02 Richard Henderson <rth@redhat.com>
10319 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
10320 (handle_visibility_attribute): Don't call assemble_visibility.
10321 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
10322 without asmspec. Invoke assemble_alias when needed.
10323 * varasm.c (maybe_assemble_visibility): New.
10324 (assemble_start_function, assemble_variable, assemble_alias): Use it.
10326 2002-03-02 Richard Henderson <rth@redhat.com>
10328 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
10329 invoke ENCODE_SECTION_INFO with first call flag.
10331 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
10332 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
10333 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
10334 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
10335 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10336 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10337 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
10338 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
10339 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
10340 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
10341 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
10342 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
10343 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10344 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
10345 config/mcore/mcore-protos.h, config/mcore/mcore.c,
10346 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
10347 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
10348 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
10349 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
10350 config/sh/sh.h, config/sparc/sparc.h,
10351 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
10352 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
10353 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
10354 FIRST argument. As needed, examine it and do nothing.
10356 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
10357 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10358 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
10360 * config/arm/t-pe (pe.o): Add dependencies.
10362 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10364 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
10365 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
10366 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
10367 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
10368 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
10369 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
10370 * defaults.h (BITS_PER_UNIT): Define.
10371 * doc/tm.texi (BITS_PER_UNIT): Document default value.
10373 2002-03-02 Kazu Hirata <kazu@hxi.com>
10375 * config/h8300/h8300-protos.h: Add a prototype for
10376 compute_a_shift_length.
10377 * config/h8300/h8300.c (h8300_asm_insn_count): New.
10378 (compute_a_shift_length): Likewise.
10379 (h8300_adjust_insn_length): Do not adjust insn length of shift
10381 * config/h8300/h8300.md (anonymous shift patterns): Use
10382 compute_a_shift_length.
10384 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10386 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
10387 trunc_int_for_mode.
10389 * emit-rtl.c (offset_address): Call update_temp_slot_address.
10391 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10393 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
10394 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
10395 * flags.h (flag_zero_initialized_in_bss): Declare.
10396 * toplev.c (flag_zero_initialized_in_bss): New flag.
10397 (lang_independent_options): Add flag_zero_initialized_in_bss.
10398 * tree.c (initializer_zerop): New function.
10399 * tree.h (initializer_zerop): Declare.
10400 * varasm.c (assemble_variable): If we can emit bss, put zero
10401 initializers in the bss section.
10403 2002-03-02 Alan Modra <amodra@bigpond.net.au>
10405 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
10406 like more than one symbol per .weak directive.
10408 2002-03-01 Richard Henderson <rth@redhat.com>
10410 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
10411 adjust argument_pointer by pretend_args_size.
10412 (ia64_va_start): Adjust va_start address by -pretend_args_size.
10414 2002-03-01 Kazu Hirata <kazu@hxi.com>
10416 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
10418 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
10420 * toplev.c (rest_of_compilation): Delete dead jumptables before
10422 * flow.c (delete_dead_jumptables): Make global.
10423 * rtl.h (delete_dead_jumptables): Declare.
10425 2002-03-01 David Edelsohn <edelsohn@gnu.org>
10427 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
10428 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
10429 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
10431 2002-03-01 Kazu Hirata <kazu@hxi.com>
10433 * config/h8300/h8300-protos.h: Fix formatting.
10434 * config/h8300/h8300.c: Likewise.
10435 * config/h8300/h8300.h: Likewise.
10437 2002-03-01 Kazu Hirata <kazu@hxi.com>
10439 * config/h8300/h8300.c (print_operand): Support 16-bit
10440 constant addresses.
10441 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
10443 2002-02-28 Richard Henderson <rth@redhat.com>
10445 * expmed.c (store_bit_field): Prevent generation of CONCATs;
10446 pun complex values as integers; use gen_lowpart instead of
10448 (extract_bit_field): Likewise.
10450 2002-03-01 Alan Modra <amodra@bigpond.net.au>
10451 David Edelsohn <edelsohn@gnu.org>
10453 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
10454 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
10455 (SUPPORTS_WEAK): Likewise.
10456 * output.h (add_weak): Add tree param.
10457 * varasm.c (add_weak): Likewise. Save decl.
10458 (struct weak_syms): Add decl field.
10459 (mark_weak_decls): New function.
10460 (init_varasm_once): ggc_add_root mark_weak_decls.
10461 (assemble_start_function): Use ASM_WEAKEN_DECL.
10462 (assemble_variable): Likewise.
10463 (assemble_alias): Likewise.
10464 (declare_weak): Pass decl to add_weak.
10465 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
10466 (remove_from_pending_weak_list): Declare and define for
10468 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
10469 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
10470 * defaults.h (SUPPORTS_WEAK): Likewise.
10471 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10472 .weak for code sym. Do emit .size for descriptor sym.
10473 (ASM_DECLARE_FUNCTION_SIZE): Define.
10474 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
10475 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
10476 .lglobl unless TARGET_XCOFF. Formatting fixes.
10477 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10478 .weak for code sym.
10479 (HANDLE_PRAGMA_WEAK): Remove.
10480 (ASM_WEAKEN_LABEL): Remove.
10481 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
10483 2002-03-01 Jason Merrill <jason@redhat.com>
10485 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
10486 (TARGET_EXPR_CLEANUP): New macro.
10488 2002-02-28 Steve Ellcey <sje@cup.hp.com>
10490 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
10491 to take ptr_extend into account as third type of extension.
10492 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
10493 fields used by SUBREG_PROMOTED_UNSIGNED_P.
10494 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
10495 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
10496 * calls.c (precompute_arguments): Use new macro.
10497 (expand_call): Ditto.
10498 * combine.c (nonzero_bits): Ditto.
10499 (record_promoted_value): Ditto.
10500 * expr.c (store_expr): Ditto.
10501 (expand_expr): Ditto.
10502 * function.c (assign_parms): Ditto.
10504 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
10506 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
10507 override -shared and -shared-libgcc.
10509 2002-02-28 David O'Brien <obrien@FreeBSD.org>
10511 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
10513 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
10516 2002-02-28 Richard Henderson <rth@redhat.com>
10518 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
10519 4 cycle latency from MM producers.
10520 (ia64_internal_sched_reorder): Likewise with pipeline flush.
10522 2002-02-28 Jakub Jelinek <jakub@redhat.com>
10524 * mklibgcc.in: Don't use GNU make extension.
10526 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10528 * c-parse.in (STATIC): New terminal.
10529 (scspec): New non-terminal. Update productions accordingly.
10530 (program): Remove bogus ifc / end ifc.
10531 (array_declarator): Simplify production using STATIC.
10533 2002-02-28 Jim Meyering <meyering@lucent.com>
10535 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
10536 \a still means TARGET_BELL.
10538 2002-02-28 Richard Henderson <rth@redhat.com>
10540 * haifa-sched.c (sched_emit_insn): New.
10541 (schedule_block): Use last_scheduled_insn to track last insn.
10542 * sched-int.h (sched_emit_insn): Prototype.
10543 * config/ia64/ia64.c (last_issued): Remove.
10544 (ia64_variable_issue): Don't set it.
10545 (nop_cycles_until): Use sched_emit_insn.
10547 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
10549 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
10550 extended constants.
10552 2002-02-28 Kazu Hirata <kazu@hxi.com>
10554 * config/h8300/h8300.c: Fix formatting.
10555 * config/h8300/h8300.h: Likewise.
10557 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
10559 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
10560 which may overwrite the high byte of the frame pointer.
10562 2002-02-28 Bo Thorsen <bo@suse.de>
10564 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
10565 (STARTFILE_SPEC): Add 64 bit files.
10566 (ENDFILE_SPEC): Likewise.
10568 2002-02-28 Jason Merrill <jason@redhat.com>
10570 * c-decl.c (finish_function): Only warn about missing return
10571 statement with -Wreturn-type.
10573 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
10575 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
10577 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
10578 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
10580 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
10582 * basic-block.h (BB_REACHABLE): Renumber.
10583 (BB_DIRTY, BB_NEW): New flags.
10584 (clear_bb_flags): Declare.
10585 (update_life_info_in_dirty_blocks): Declare.
10586 * cfg.c (clear_bb_flags): New function.
10587 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
10588 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
10589 reorder_insns, emit_insn_after): Mark block as dirty.
10590 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
10591 (update_life_info_in_dirty_blocks): New function.
10592 * recog.c (apply_change_group): Dirtify block.
10594 * cse.c (cse_insn): Reorder emitting of jump insn to keep
10596 * gcse.c (delete_null_pointer_checks): Likewise.
10598 * toplev.c (dump_file_index): Move cse2 after bp,
10600 (dump_file_info): Similary.
10601 (rest_of_compilation): Avoid most of CFG rebuilds;
10602 do first if converision after null pointer checks, do cse2
10603 after branch prediction; avoid full liveness rebuild after
10604 initializing subregs.
10605 * invoke.texi (-d options): Document -du, renumber.
10607 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
10608 (notice_new_block): Do not set BB_UPDATE_LIFE.
10609 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
10610 merge_blocks_move_successor_nojumps, merge_blocks,
10611 try_crossjump_to_edge): Likewise.
10612 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
10613 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
10614 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
10615 (merge_of_block): Do not use life_data_ok.
10616 (find_if_case_1): Do not use SET_UPDATE_LIFE.
10617 (if_convert): Use BB_DIRTY mechanizm to update life.
10618 * lcm.c (optimize_mode_switching): Update
10619 update_life_info_in_dirty_blocks
10621 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10623 * Makefile.in (integrate.o): Update.
10624 * c-decl.c (copy_lang_decl): Rename.
10625 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10626 * integrate.c: Include langhooks.h.
10627 (copy_decl_for_inlining): Update to use langhook.
10628 * langhooks-def.h (lhd_do_nothing_t,
10629 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
10630 (LANG_HOOKS_INITIALIZER): Update.
10631 * langhooks.c (lhd_do_nothing_t): New.
10632 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
10633 * tree.h (copy_lang_decl): Remove.
10635 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10637 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
10639 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
10640 POST_DEC, and POST_MODIFY.
10642 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10644 * c-typeck.c (digest_init): Remove unused parameter; all
10647 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
10649 * expmed.c (expand_shift): Correctly test for low part of a
10652 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
10654 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
10655 insn UIDs with insn addresses.
10657 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10659 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
10660 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
10661 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
10662 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
10663 gcc.c, toplev.c: Delete code implementing -traditional mode.
10665 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
10666 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
10667 Document removal of -traditional mode for compilation, and
10668 remove documentation only relevant to that mode.
10670 * config/nextstep.h, config/ptx4.h, config/svr4.h,
10671 config/convex/convex.h, config/d30v/d30v.h,
10672 config/i386/dgux.h, config/i386/osf1elf.h,
10673 config/i386/osfelf.h, config/i386/osfrose.h,
10674 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
10675 config/m68k/hp310.h, config/m88k/dgux.h,
10676 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
10677 config/m88k/m88k.h, config/m88k/openbsd.h,
10678 config/mips/abi64.h, config/mips/osfrose.h,
10679 config/mips/svr4-5.h, config/mips/svr4-t.h,
10680 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
10681 config/stormy16/stormy16.h: Remove all references to
10682 -traditional from target specs. Delete all mention of the
10683 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
10684 delete a couple of commented-out definitions of
10685 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
10688 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
10689 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
10691 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10693 * mklibgcc.in: Don't use \n in a line subject to
10694 interpretation by echo.
10696 2002-02-27 Graham Stott <grahams@redhat.com>
10698 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
10701 * loop.c (prescan_loop): Handle PARALLEL.
10703 * unroll.c (loop_iterations): Return 0 if the add_val for
10706 * final.c (output_operand_lossage): Constify PFX_STR.
10708 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
10710 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
10712 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
10713 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
10715 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
10717 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10719 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
10721 * cpplex.c (_cpp_lex_token): Handle directives in macro
10723 * cpplib.c (_cpp_handle_directive): Save and restore state
10724 if parsing macro args when entering a directive.
10725 * cppmacro.c (collect_args): No need to handle directives
10726 in macro arguments.
10727 (enter_macro_context, replace_args): Use the original macro
10728 definition in case it was redefined whilst collecting arguments.
10730 * cpp.texi: Update.
10732 2002-02-26 David Edelsohn <edelsohn@gnu.org>
10734 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
10735 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
10736 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
10738 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
10739 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
10740 (load_toc_v4_PIC_2): Same.
10742 2002-02-26 Alan Modra <amodra@bigpond.net.au>
10744 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
10746 2002-02-26 Richard Henderson <rth@redhat.com>
10748 * config/alpha/alpha.md (ashldi_se): Re-enable.
10750 2002-02-26 Richard Henderson <rth@redhat.com>
10752 * config/alpha/alpha.c (alpha_encode_section_info): Examine
10753 MODULE_LOCAL_P; improve commentary.
10755 2002-02-26 Zack Weinberg <zack@codesourcery.com>
10757 * doc/cpp.texi: Clarify documentation of relationship between
10758 #line and #include.
10760 2002-02-26 Kazu Hirata <kazu@hxi.com>
10762 * config/h8300/h8300-protos.h: Update the prototype for
10763 compute_logical_op_length. Add the prototype for
10764 compute_logical_op_cc.
10765 * config/h8300/h8300.c (compute_logical_op_length): Figure out
10766 code from operands.
10767 (compute_logical_op_cc): New.
10768 * config/h8300/h8300.md: Combine all the logical op patterns
10769 in HImode and SImode. Use compute_logical_op_cc.
10771 2002-02-26 Kelley Cook <kelleycook@comcast.net>
10773 * config/i386/i386.c (print_operand): Don't append ATT-style
10774 length suffixs to x87 opcodes when in Intel mode.
10776 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
10778 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
10779 (init_emit_once): Update calls.
10780 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
10781 (init_syntax_once): Prototype.
10783 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
10785 * pa-linux.h (LIB_SPEC): Update definition.
10786 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10788 2002-02-26 Richard Henderson <rth@redhat.com>
10790 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
10791 if we emitted a stop bit.
10793 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10795 * configure.in (libgcc_visibility): Substitute.
10796 * configure: Rebuilt.
10797 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
10798 defined symbols .hidden.
10800 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10802 * attribs.c (c_common_attribute_table): Add visibility.
10803 (handle_visibility_attribute): New function.
10804 * varasm.c (assemble_visibility): New function.
10805 * output.h (assemble_visibility): Add prototype.
10806 * tree.h (MODULE_LOCAL_P): Define.
10807 * crtstuff.c (__dso_handle): Use visibility attribute.
10808 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
10809 for MODULE_LOCAL_P symbols too.
10810 * config/ia64/ia64.c (ia64_encode_section_info): Handle
10811 MODULE_LOCAL_P symbols the same way as local symbols.
10812 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
10813 into .sdata/.sbss by the user.
10814 * doc/extend.texi (Function Attributes): Document visibility
10817 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10820 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
10821 STRING_CST initializer spanning the whole variable without
10823 If expand_expr returned MEM, don't use it.
10825 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
10827 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
10828 generate a die for the lexical block.
10830 2002-02-26 Kazu Hirata <kazu@hxi.com>
10832 * config/h8300/h8300-protos.h: Add a prototype for
10833 compute_logical_op_length.
10834 * config/h8300/h8300.c (compute_logical_op_length): New.
10835 * config/h8300/h8300.md (anonymous logical patterns): Use
10836 compute_logical_op_length for length.
10838 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10840 * dwarf2out.c (modified_type_die): Do not call type_main_variant
10842 (gen_type_die): Same.
10844 * attribs.c (handle_vector_size_attribute): Set debug information.
10846 2002-02-26 Daniel Egger <degger@fhm.edu>
10848 * config/rs6000/rs6000.md: Swap define_insn attributes to
10849 fix incorrect generation of merge high instructions instead
10852 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10854 * c-typeck.c (really_start_incremental_init): Use
10855 bitsize_zero_node for vectors.
10857 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10859 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
10860 ("*set_vrsave_internal"): Same.
10862 2002-02-25 Richard Henderson <rth@redhat.com>
10864 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
10865 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
10867 2002-02-25 Jakub Jelinek <jakub@redhat.com>
10870 * config/i386/i386.c (ix86_return_pops_args): Only pop
10871 fake structure return argument if it was passed on the stack.
10873 2002-02-25 Jason Merrill <jason@redhat.com>
10875 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
10878 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10880 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
10881 link with shared_name only.
10882 * doc/invoke.texi (Link Options): Document new behavior.
10884 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10886 * c-typeck.c (push_init_level): Handle vectors.
10888 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10890 * config/sparc/sparc.c (const64_high_operand): Zero-extend
10891 operands of SPARC_SETHI_P.
10892 (input_operand): Likewise.
10893 (sparc_emit_set_const32): Likewise.
10894 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
10895 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
10896 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
10897 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
10898 (movdi_insn_sp64_vis): Likewise.
10899 (movdi split, movdf split): Use SETHI32.
10900 * doc/md.texi: Document SPARC constraints L, M and N.
10902 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10904 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
10905 ("*set_vrsave_internal"): use mfspr for Darwin.
10907 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
10908 gen_get_vrsave_internal.
10910 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10912 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
10914 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
10916 * cpplex.c (cpp_interpret_charconst): Get signedness or
10917 otherwise of wide character constants correct.
10918 * cppexp.c (lex): Get signedness of wide charconsts correct.
10920 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10922 * optabs.c (widen_operand): Only call convert_modes for
10923 promoted SUBREG if signedness matches.
10924 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
10926 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10928 * cpplib.c (glue_header_name): Use local buffer to build up
10931 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10933 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
10935 2002-02-23 Kazu Hirata <kazu@hxi.com>
10937 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
10938 H8/300[HS] separately.
10939 * config/h8300/h8300.md: Remove the early clobber constraint
10940 from bit field patterns.
10942 2002-02-23 Kazu Hirata <kazu@hxi.com>
10944 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
10946 (mulhisi3): Likewise.
10947 (umulqisi3): Likewise.
10948 (umulhisi3): Likewise.
10950 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10952 * cppinit.c (output_deps): Correct test for stdout output.
10953 (init_dependency_output): Cure warning.
10955 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10957 * expr.c (store_expr): When converting expression to promoted
10958 equivalent type, allow using SUBREG_REG of TARGET as the target
10959 of the expansion of EXP.
10960 * loop.c (basic_induction_var, case SUBREG): Always look inside.
10961 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
10962 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
10963 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
10964 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
10966 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
10968 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
10969 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
10970 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
10972 2002-02-23 Jakub Jelinek <jakub@redhat.com>
10974 PR optimization/5747
10975 * loop.c (scan_loop): Update reg info if move_movables created new
10978 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10980 * gcc.c (init_gcc_spec): Revert last change.
10982 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10984 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
10985 gpc_reg_operand constraint.
10987 2002-02-23 Alan Modra <amodra@bigpond.net.au>
10989 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
10990 Simplify comparison of `low'.
10991 (add_operand): Fix formatting.
10992 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
10993 (mask_operand): Disallow mask to wrap in 64-bit mode.
10994 (rs6000_stack_info): Remove redundant test setting push_p.
10995 (output_toc): Fix formatting.
10996 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
10997 cc_reg_not_cr0_operand constraint.
10998 (booldi3, boolcdi3 splitters): Same.
11000 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11002 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11004 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11006 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11007 gcc invoked with -shared-libgcc.
11009 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11012 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11013 decl if any of elements was TREE_USED.
11015 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11017 * config/sparc/sol2.h: Don't include sys/mman.h.
11018 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11019 (arith_4096_operand): Don't throw high bits away.
11020 (const64_operand): Take sign extension of CONST_INTs into account.
11021 (const64_high_operand, sparc_emit_set_const32): Likewise.
11022 (GEN_HIGHINT64): Likewise.
11023 (sparc_emit_set_const64_quick1): Likewise.
11024 (const64_is_2insns): Likewise.
11025 (print_operand): Use trunc_int_for_mode for sign extension.
11026 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11027 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11028 chars. Assume CONST_INT is already properly sign-extended.
11029 (movdi split): Sign-extend each SImode part.
11030 (andsi3 split): Don't mask high bits off, so that result
11031 remains properly sign-extend.
11032 (iorsi3 split): Likewise.
11033 (xorsi3 split): Likewise.
11035 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11037 * fold-const.c (fold): Fix typo in comments.
11039 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11041 * Makefile.in (langhooks.o): Update dependencies.
11043 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11045 * langhooks.c: Include flags.h.
11047 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11049 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11051 * c-common.c (c_common_post_options): Set inline trees by
11054 * doc/extend.texi (Function Attributes): Document always_inline
11056 Update documentation about inlining when not optimizing.
11058 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11060 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11061 unless DECL_ALWAYS_INLINE.
11063 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11064 unless DECL_ALWAYS_INLINE.
11065 (c_disregard_inline_limits): Disregard if always_inline set.
11067 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11068 Disregard if always_inline set.
11069 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11070 unless DECL_ALWAYS_INLINE.
11072 * attribs.c (handle_always_inline_attribute): New.
11073 (c_common_attribute_table): Add always_inline.
11075 * config/rs6000/altivec.h: Add prototypes for builtins
11076 requiring the always_inline attribute.
11078 2002-02-21 Eric Christopher <echristo@redhat.com>
11080 * expmed.c (store_bit_field): Try to simplify the subreg
11081 before generating a new one when when the mode size of
11082 value is less than maxmode.
11084 2002-02-21 Richard Henderson <rth@redhat.com>
11086 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11087 than gen_rtx_PLUS to form the sum.
11088 * explow.c (force_reg): Rearrange to not allocate new pseudo
11089 when force_operand returns a register.
11090 * expr.c (expand_assignment): Allow offset_rtx expansion to
11091 return a sum. Do not force addresses into registers.
11092 (expand_expr): Likewise.
11093 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11094 to canonicalize arithmetic that didn't simpify.
11095 (simplify_plus_minus): New argument force; update
11096 all callers. Don't split CONST unless we can do something with it,
11097 and wouldn't lose the constness of the operands.
11099 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11100 that we generated earlier.
11102 2002-02-21 Tom Tromey <tromey@redhat.com>
11104 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11105 (output_line_info): Use constant `1', with a long explanatory
11107 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11109 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11111 * jump.c (redirect_jump): If old label has no UID, don't try to
11114 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11116 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11117 If input is constant, do shifts at compile time.
11119 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11121 * doc/extend.texi: Fix some more overfull hboxes.
11123 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11125 PR optimization/4994
11126 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11129 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11132 * expr.h (expand_and): Add mode argument.
11133 * expmed.c (expand_and): Add mode argument.
11134 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11135 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11136 * except.c (expand_builtin_extract_return_addr): Likewise.
11137 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11138 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11139 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11140 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11141 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11142 gen_rtx (CONST_INT, VOIDmode, x).
11144 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11147 * stmt.c (warn_if_unused_value): Move side effects test once more.
11149 2002-02-20 Torbjorn Granlund <tege@swox.com>
11151 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11152 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11154 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11156 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11157 SUBREG or ZERO_EXTEND.
11159 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11161 * sh.h (current_function_anonymous_args): Remove.
11162 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11163 of current_function_varargs and current_function_stdarg is set.
11164 * sh.c (sh_expand_prologue): Check current_function_varargs /
11165 current_function_stdarg / TARGET_SH5 instead of
11166 current_function_anonymous_args.
11168 * sh64.h (TARGET_VERSION): Define.
11170 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11172 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11173 VRSAVE_REGNO on TARGET_ALTIVEC.
11175 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11177 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11178 bits of SImode const_int.
11179 (includes_rshift_p): Likewise.
11180 (print_operand): Call mask_operand and mask64_operand with correct
11182 (rs6000_output_function_epilogue): Pad traceback table to word.
11183 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11184 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11185 mask64_operand with correct mode.
11186 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11188 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11191 * varasm.c (get_pool_constant_mark): New.
11192 * rtl.h (get_pool_constant_mark): Add prototype.
11193 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11194 be represented if it has not been output.
11196 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11198 * combine.c (do_SUBST): Sanity check substitutions of
11199 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11200 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11201 CONST_INT into its operand.
11202 (known_cond): Likewise, for ZERO_EXTEND.
11203 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11204 allow for simplification of wide modes. Reject CONST_INTs in
11205 ZERO_EXTEND when their actual mode is not given.
11207 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11209 * c-decl.c (pushdecl): If no global declaration is found for an
11210 extern declaration in block scope, try a limbo one.
11212 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11215 * c-common.c (pointer_int_sum): Moved from...
11216 * c-typeck.c (pointer_int_sum): ...here.
11217 * c-common.h (pointer_int_sum): Add prototype.
11219 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11222 * c-decl.c (duplicate_decls): Return 0 if issued error about
11225 2002-02-20 Roger Sayle <roger@eyesopen.com>
11226 Jakub Jelinek <jakub@redhat.com>
11229 * tree.c (host_integerp): Ensure that the constant integer is
11230 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11231 when pos is zero or non-zero respectively. Clarify comment.
11232 * c-format.c (check_format_info_recurse): Fix host_integerp
11233 usage; the pos argument should be zero when assigning to a
11234 signed HOST_WIDE_INT.
11236 2002-02-20 Richard Henderson <rth@redhat.com>
11238 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11239 of the operand, rather than assuming TImode.
11240 (ix86_expand_binop_builtin): Cope with commutative patterns
11241 using nonimmediate_operand for both operands.
11242 (ix86_expand_timode_binop_builtin): Likewise.
11243 (ix86_expand_store_builtin): Validate operand 1.
11244 (ix86_expand_unop1_builtin): Likewise.
11246 2002-02-20 Philip Blundell <philb@gnu.org>
11249 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11251 2002-02-20 Richard Henderson <rth@redhat.com>
11254 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11256 2002-02-20 Tom Tromey <tromey@redhat.com>
11258 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11259 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11260 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11261 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11262 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
11265 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
11267 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
11268 for (const_int 0) in X not just INTVAL.
11270 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
11272 * doc/extend.texi: Avoid or reduce overfull hboxes.
11274 2002-02-20 Diego Novillo <dnovillo@redhat.com>
11276 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
11277 operations if the field does not start at a mode boundary.
11279 2001-02-20 Joel Sherrill <joel@OARcorp.com>
11281 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
11282 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
11283 Also done for -Acpu and -Amachine.
11285 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
11287 * cppinit.c (init_dependency_output): Take deps output file
11288 from -o if none given with -MF. Suppress normal output.
11289 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
11290 * doc/cpp.texi, doc/invoke.texi: Update.
11292 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11294 * toplev.c (output_quoted_string): Write unprintable
11295 characters with octal escapes.
11297 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11299 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
11300 really_call_used[VRSAVE_REGNO] if not Altivec.
11302 2002-02-19 Alan Modra <amodra@bigpond.net.au>
11304 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
11306 (constant_pool_expr_1): Fix formatting.
11307 (rs6000_legitimize_reload_address): Likewise.
11309 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11311 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
11312 now that we have one.
11314 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11316 * tree.h (struct tree_common): Remove aux. Add unused_0 at
11317 end of first block of bitfields (which was only seven bits);
11318 rename dummy to unused_1; remove comment which is no longer true.
11320 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11322 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
11324 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11327 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
11331 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
11332 arm_is_longcall_p rather than inspecting call-type cookie
11334 (call_value_insn) [TARGET_THUMB]: Likewise.
11336 2002-02-19 Graham Stott <grahams@redhat.com>
11338 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
11340 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11342 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
11343 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
11344 (FP_SAVE_INLINE): Delete.
11346 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
11347 * config/rs6000/eabi.asm: Remove ABI save restore routines.
11348 * config/rs6000/t-ppccomm: Build crtsavres.o.
11349 * config/rs6000/crtsavres.asm: New file.
11351 2002-02-19 Philip Blundell <philb@gnu.org>
11353 * config/arm/arm.c (use_return_insn): Don't reject interrupt
11355 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
11356 (output_return_instruction): Allow interrupt functions to return with
11357 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
11358 (arm_expand_prologue): Subtract 4 before stacking LR in an
11359 interrupt function.
11361 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11363 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
11364 decl, not just FUNCTION_DECL.
11365 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
11366 (arm_assemble_integer): Likewise.
11367 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
11370 2002-02-19 matthew green <mrg@eterna.com.au>
11372 * config.gcc (sparc-*-netbsdelf*): Enable target.
11373 (sparc64-*-netbsd*): New target.
11374 * config/sparc/netbsd-elf.h: New file.
11375 * config/sparc/t-netbsd64: New file.
11377 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11379 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
11381 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
11383 * doc/invoke.texi: explicitly list the style guidelines that
11384 -Weffc++ checks for.
11386 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
11388 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
11390 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
11393 * gcc.c (cpp_unique_options): Treat -o as indicating object file
11394 only if not -E. If -E, pass -o through to the preprocessor.
11396 2002-02-19 Kazu Hirata <kazu@hxi.com>
11398 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
11399 register number with an appropriate macro.
11401 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11403 * doc/rtl.texi (Constants): Close @code tag.
11405 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
11407 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
11408 ("mmx_uavgv4hi3"): Same.
11409 ("pmulhrwv4hi3"): Same.
11411 * tree-inline.c (walk_tree): Handle vectors.
11413 * c-common.c (constant_expression_warning): Handle vectors.
11414 (overflow_warning): Same.
11416 * sched-deps.c (sched_analyze_2): Handle vectors.
11418 * rtlanal.c (rtx_unstable_p): Handle vectors.
11419 (rtx_varies_p): Same.
11420 (count_occurrences): Same.
11421 (regs_set_between_p): Same.
11422 (modified_between_p): Same.
11423 (modified_in_p): Same.
11424 (volatile_insn_p): Same.
11425 (volatile_refs_p): Same.
11426 (side_effects_p): Same.
11427 (may_trap_p): Same.
11428 (inequality_comparisons_p): Same.
11429 (replace_regs): Same.
11430 (computed_jump_p_1): Same.
11432 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
11434 (inner_mode_array): New.
11435 (copy_rtx): Handle vectors.
11436 (copy_most_rtx): Same.
11437 (rtx_equal_p): Same.
11438 (get_mode_alignment): Adjust for vectors.
11440 * resource.c (mark_referenced_resources): Handle vectors.
11441 (mark_set_resources): Same.
11443 * reload1.c (eliminate_regs): Handle vectors.
11444 (elimination_effects): Same.
11445 (scan_paradoxical_subregs): Same.
11447 * reload.c (subst_reg_equivs): Handle vectors.
11449 * regrename.c (scan_rtx): Handle vectors.
11451 * regclass.c (reg_scan_mark_refs): Handle vectors.
11453 * recog.c (find_single_use_1): Handle vectors.
11455 * local-alloc.c (equiv_init_varies_p): Handle vectors.
11456 (contains_replace_regs): Same.
11457 (memref_referenced_p): Same.
11459 * integrate.c (copy_rtx_and_substitute): Handle vectors.
11460 (subst_constants): Same.
11462 * genattrtab.c (attr_copy_rtx): Handle vectors.
11463 (encode_units_mask): Same.
11464 (clear_struct_flag): Same.
11465 (count_sub_rtxs): Same.
11467 * gcse.c (want_to_gcse_p): Handle vectors.
11468 (oprs_unchanged_p): Same.
11469 (hash_expr_1): Same.
11470 (oprs_not_set_p): Same.
11471 (expr_killed_p): Same.
11472 (compute_transp): Same.
11473 (store_ops_ok): Same.
11475 * function.c (purge_addressof_1): Do not allow paradoxical subregs
11477 (fixup_var_refs_1): Same.
11478 (instantiate_virtual_regs_1): Same.
11480 * fold-const.c (operand_equal_p): Handle vectors.
11482 (rtl_expr_nonnegative_p): Same.
11484 * flow.c (mark_used_regs): Handle vectors.
11486 * df.c (df_uses_record): Handle vectors.
11488 * cselib.c (cselib_subst_to_values): Handle vectors.
11489 (cselib_mem_conflict_p): Same.
11492 * cse.c (canon_reg): Handle vectors.
11494 (cse_process_notes): Same.
11495 (count_reg_usage): Same.
11496 (canon_hash): Same.
11498 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
11500 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
11502 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
11503 (gen_rtx): Handle CONST_VECTOR.
11504 (gen_const_vector_0): New.
11505 (copy_rtx_if_shared): CONST_VECTORs can be shared.
11506 (reset_used_flags): Same.
11507 (copy_insn_1): Same.
11508 (initializer_constant_valid_p): Handle VECTOR_CST.
11510 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
11512 * doc/rtl.texi (Constants): Document const_vector.
11513 (CONST0_RTX): Update for vectors.
11514 (RTL sharing): Same.
11516 * print-tree.c (print_node): Add case for VECTOR_CST.
11518 * tree.h (TREE_VECTOR_CST_ELTS): New.
11519 (struct tree_vector): New.
11520 (union tree_node): Add vector node.
11521 (build_vector): Add prototype.
11523 * tree.def (VECTOR_CST): New.
11525 * tree.c (build_vector): New.
11527 * expmed.c (make_tree): Handle CONST_VECTOR.
11529 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
11530 (CONST_VECTOR_ELT): New.
11531 (CONST_VECTOR_NUNITS): New.
11533 * machmode.h (GET_MODE_INNER): New.
11534 (DEF_MACHMODE): Accept 8th arg.
11536 * machmode.def: Add 8th argument for vector inner mode.
11537 Add inner vector modes for vectors.
11539 * rtl.def (VEC_CONST): Remove.
11540 (CONST_VECTOR): New.
11542 * expr.c (clear_storage): Allow vectors.
11543 (is_zeros_p): Handle VECTOR_CST.
11545 * varasm.c (output_constant_pool): Handle vectors.
11546 (rtx_const): Add veclo and vechi fields.
11547 (kind): Add RTX_VECTOR.
11548 (decode_rtx_const): Add case for vector.
11550 * config/rs6000/rs6000-protos.h: Add zero_constant.
11552 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
11553 constants. Force easy vector constants into memory.
11554 (easy_vector_constant): New.
11555 (emit_easy_vector_constant): New.
11556 (rs6000_legitimize_reload_address): Do not generate bad reloads on
11559 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
11561 ("altivec_lvxl"): Same.
11562 (altivec_lvebx): Same.
11563 (altivec_lvehx): Same.
11564 (altivec_lvewx): Same.
11565 ("*movv4si_const0"): New.
11566 ("*movv4sf_const0"): New.
11567 ("*movv8hi_const0"): New.
11568 ("*movv16qi_const0"): New.
11570 2002-02-18 Kazu Hirata <kazu@hxi.com>
11572 * config/h8300/h8300.c (notice_update_cc): Use
11575 2002-02-18 Kazu Hirata <kazu@hxi.com>
11577 * config/h8300/h8300.md (divmod patterns): Change the
11578 constraints for operands[1] to register_operand.
11580 2002-02-18 Kazu Hirata <kazu@hxi.com>
11582 * config/h8300/h8300-protos.h: Remove the prototype for
11584 * config/h8300/h8300.c (p_operand): Remove.
11585 * config/h8300/h8300.md: Replace p_operand with
11588 2002-02-18 Philip Blundell <pb@nexus.co.uk>
11590 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
11592 (output_return_instruction): Allow use of LDR to unstack
11593 return addresss even for interrupt handlers or when
11594 interworking. If compiling for ARMv5, use interworking-safe
11595 return instructions by default. Remove duplicated code and
11596 lengthy "strcat" sequences.
11598 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11600 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
11601 (LINK_EH_SPEC): Define.
11602 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
11604 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11606 * config/s390/s390.c (s390_emit_prologue): Do not set the
11607 frame_related flag for call-clobbered registers.
11609 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
11611 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
11612 (construct_container): Fix handling of SSE operands.
11613 (ix86_expand_builtin): Fix handling of 64bit pointers.
11614 (mmx_maskmovq_rex): New pattern.
11616 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
11618 * regrename.c (kill_set_value): Handle subregs properly.
11620 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
11622 * objc/objc-act.c (handle_impent): Remove leading '*'
11623 from objc_class_name.
11625 2002-02-17 Richard Henderson <rth@redhat.com>
11627 * config/alpha/alpha.c (some_small_symbolic_operand,
11628 some_small_symbolic_operand_1, split_small_symbolic_operand,
11629 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
11630 Handle small SYMBOL_REFs anywhere, not just inside memories.
11631 * config/alpha/alpha-protos.h: Update.
11632 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11633 * config/alpha/alpha.md (small symbolic operand splitter): Update.
11635 2002-02-17 Roland McGrath <roland@frob.com>
11637 * config.gcc (powerpc-*-gnu-gnualtivec*,
11638 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
11639 * config/rs6000/gnu.h: New file.
11640 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
11641 Grok "gnu" in rs6000_abi_name.
11642 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
11643 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
11644 Grok -mcall-gnu analogous to -mcall-linux et al.
11645 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11646 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
11647 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
11649 2002-02-17 Jakub Jelinek <jakub@redhat.com>
11652 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
11655 2002-02-17 Philipp Thomas <pthomas@suse.de>
11657 * config/cris/cris.h: Undefine STARTFILE_SPEC and
11658 ENDFILE_SPEC before (re)defining them.
11660 2002-02-17 Kazu Hirata <kazu@hxi.com>
11662 * config/h8300/h8300.c: Fix formatting.
11663 * config/h8300/h8300.h: Likewise.
11665 2002-02-17 Philipp Thomas <pthomas@suse.de>
11667 * doc/tm.texi: Explain why empty strings should not be
11668 marked for translation.
11670 2002-02-17 Philipp Thomas <pthomas@suse.de>
11672 * final.c (output_operand_lossage): Changed to accept
11673 printf style arguments. Change calls where necessary.
11674 * output.h (output_operand_lossage): Change declaration
11675 accordingly. Update copyright.
11676 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
11677 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
11678 Update copyright date where necessary.
11680 * config/i386/i386.c (print_operand): Likewise. Remove use of
11683 * config/cris/cris.c (cris_operand_lossage): Likewise.
11684 Rename parameter so that exgettext recognizes it as
11685 translatable message.
11686 (LOSE_AND_RETURN): Rename parameter to msgid.
11688 2002-02-17 Kazu Hirata <kazu@hxi.com>
11690 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
11691 hard coded register number with an appropriate macro.
11692 (HARD_REGNO_MODE_OK): Likewise.
11693 (ARG_POINTER_REGNUM): Likewise.
11694 (STATIC_CHAIN_REGNUM): Likewise.
11695 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
11696 * config/h8300/h8300.md (define_constants): Define more
11699 2002-02-17 Philipp Thomas <pthomas@suse.de>
11701 * config/i386/i386.h: Don't mark empty strings for translation.
11703 2002-02-16 H.J. Lu <hjl@gnu.org>
11705 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
11707 2002-02-16 Zack Weinberg <zack@codesourcery.com>
11709 * cppinit.c (merge_include_chains): Check for brack being
11710 NULL before attempting to merge it with qtail.
11712 2002-02-16 Andrew Cagney <ac131313@redhat.com>
11714 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
11717 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11719 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
11721 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11723 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
11724 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
11725 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
11727 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11729 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
11730 now only if !TARGET_FIX.
11731 (*movsi_nt_vms_fix): New pattern.
11733 2002-02-16 Douglas B Rupp <rupp@gnat.com>
11735 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
11736 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
11737 (alpha_sa_mask, alpha_sa_size): Reflect above change.
11738 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
11739 (alpha_start_function, alpha_expand_epilogue): Likewise.
11740 (unicosmk_gen_dsib): Likewise.
11742 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11744 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
11746 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
11748 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
11749 check_and_change_labels, s390_final_chunkify): Delete.
11750 (s390_split_branches, s390_chunkify_pool): New functions.
11751 (s390_function_prologue): Call them.
11753 * config/s390/s390.h (S390_REL_MAX): Delete.
11754 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
11756 * config/s390/s390.md (cjump, icjump, jump): Fix length
11757 attribute calculation.
11760 2002-02-15 David Edelsohn <edelsohn@gnu.org>
11762 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
11763 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
11765 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11767 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
11768 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
11769 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
11771 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11773 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
11775 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11777 * reload.c (find_dummy_reload): Check that an output register
11778 is valid for its mode.
11780 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
11782 * combine.c (known_cond): After replacing the REG of a SUBREG, try
11785 * function.c (assign_parms): Demote promoted argument passed by
11786 transparent reference.
11788 2001-02-14 Joel Sherrill <joel@OARcorp.com>
11790 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
11791 -Acpu() and -Amachine() to eliminate warnings.
11793 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11795 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
11797 2002-02-14 Kazu Hirata <kazu@hxi.com>
11799 * config/h8300/h8300-protos.h: Update the prototype for
11801 * config/h8300/h8300.c (const_costs): Treat SET as a little
11802 more expensive operation.
11803 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
11804 reference to const_costs.
11806 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
11808 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
11810 2002-02-14 Jakub Jelinek <jakub@redhat.com>
11813 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
11814 use arguments from newtype.
11816 2002-02-13 Eric Christopher <echristo@redhat.com>
11818 * config/mips/mips.c (override_options): Add check for march/mipsX
11819 on the same command line. Fix error message in cpu processing.
11820 Remove architecture and ISA checks.
11822 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11824 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
11826 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
11828 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11830 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
11832 ("*movv8hi_internal1"): Same.
11833 ("*movv16qi_internal1"): Same.
11834 ("*movv4sf_internal1"): Same.
11836 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
11837 not push_reload for altivec modes.
11839 2002-02-13 Joel Sherrill <joel@OARcorp.com>
11841 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
11842 all RTEMS targets including removal of #includes from config/*/rtems*.h
11843 file and adding them to tm_file setting. Added xm_defines=POSIX to
11845 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
11846 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
11847 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
11848 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
11849 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
11850 config/m68k/rtemself.h: Ditto.
11851 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
11852 config/mips/rtems64.h: Ditto.
11853 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
11854 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
11856 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
11857 config/sparc/rtemself.h: Ditto.
11858 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
11859 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
11860 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
11862 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
11863 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
11864 target made more similar to i386-elf.
11865 * config/i386/t-rtems-i386: Added soft float support and multilibs.
11866 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
11867 be similar to config/m68k/t-m68kelf.
11868 * gthr-rtems.h: Encapsulate with extern "C" for C++.
11870 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
11872 * regmove.c (kill_value): Handle subregs.
11874 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
11876 * i386.md (mul patterns): Allow memory operand to be first;
11877 add expanders where needed; fix constraints.
11878 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
11879 Allow memory operand to be the first.
11881 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
11884 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11887 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
11890 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11892 PR optimization/5547:
11893 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
11894 all valid IA-32 address modes involving non-scaled %ebx and
11895 GOT/GOTOFF as displacement.
11897 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
11899 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
11900 after emitting ltorg insns.
11902 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
11903 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
11904 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
11905 *abssf2): Fix "op_type" attribute.
11907 2002-02-13 Douglas B Rupp <rupp@gnat.com>
11909 * mkconfig.sh: Avoid using a subshell redirect.
11910 ($output.T): Change to $(output)T.
11911 (ENABLE_NLS): Remove unneeded undef.
11913 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
11914 * config/alpha/x-vms (libsubdir): Define.
11916 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
11917 register frame procedures. Optimize retrieving context.
11919 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
11920 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
11921 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
11923 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11925 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
11926 Make same change as for find_base_value.
11928 2002-02-13 Kazu Hirata <kazu@hxi.com>
11930 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
11931 of QImode and SImode.
11933 2002-02-13 Kazu Hirata <kazu@hxi.com>
11935 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
11936 length computation of movsi.
11937 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
11939 2002-02-13 Kazu Hirata <kazu@hxi.com>
11941 * config/h8300/h8300.md (subqi3): Tighten the predicate for
11942 operands[2] to register_operand.
11944 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
11946 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
11948 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
11950 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
11951 for altivec_lvx* and altivec_stvx*.
11952 ("*movv4si_internal"): Add constraint for loading from GPRs.
11953 ("*movv8hi_internal1"): Same.
11954 ("*movv16qi_internal1"): Same.
11955 ("*movv4sf_internal1"): Same.
11957 * config/rs6000/rs6000.c (altivec_register_operand): New.
11959 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
11960 altivec_register_operand.
11962 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
11964 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
11967 2002-02-13 Stan Shebs <shebs@apple.com>
11969 * c-typeck.c (digest_init): Handle vectors.
11970 (really_start_incremental_init): Same.
11971 (pop_init_level): Same.
11972 (process_init_element): Same.
11974 * varasm.c (output_constant): Same.
11976 * expr.c (clear_storage): Same.
11977 (store_constructor): Same.
11979 2002-02-12 Eric Christopher <echristo@redhat.com>
11981 * explow.c (hard_function_value): Add comment explaining
11982 signed/unsigned comparison.
11984 2002-02-12 Jakub Jelinek <jakub@redhat.com>
11986 * jump.c (never_reached_warning): Add finish argument.
11987 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
11988 real insn after end.
11989 * rtl.h (never_reached_warning): Adjust prototype.
11990 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
11991 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
11992 never_reached_warning.
11994 2002-02-12 Graham Stott <grahams@redhat.com>
11996 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
11998 2002-02-12 Kazu Hirata <kazu@hxi.com>
12000 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12001 logical shifts on H8/300.
12002 (shift_alg_si): Improve several shifts on H8/300.
12003 (get_shift_alg): Likewise.
12005 2002-02-12 Graham Stott <grahams@redhat.com>
12007 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12009 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12011 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12012 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12014 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12016 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12017 non-CONST_INT through default_assemble_integer.
12018 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12019 <case 8>: Abort for CONST_DOUBLE.
12021 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12023 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12025 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12026 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12028 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12030 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12032 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12034 * regrename.c (regrename_optimize): Don't accept a
12035 part-clobbered register if the replaced register is not part
12038 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12039 take padding into account when computing the argument value.
12041 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12043 * combine.c (try_combine): Apply substitutions in
12044 CALL_INSN_FUNCTION_USAGE too.
12046 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12048 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12049 __builtin_altivec_abs*.
12052 * config/rs6000/rs6000.h (rs6000_builtins): Add
12053 ALTIVEC_BUILTIN_ABS*.
12055 * config/rs6000/altivec.h: Use const char for builtins expecting
12057 (vec_abs): New versions for C and C++.
12060 2002-02-10 Kazu Hirata <kazu@hxi.com>
12062 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12065 2002-02-10 Kazu Hirata <kazu@hxi.com>
12067 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12068 constant definition from h8300.md.
12069 (FRAME_POINTER_REGNUM): Likewise.
12070 * config/h8300/h8300.md (define_constants): Add FP_REG.
12072 2002-02-10 Kazu Hirata <kazu@hxi.com>
12074 * config/h8300/h8300.c (print_operand): Remove redundant code.
12076 2002-02-10 Kazu Hirata <kazu@hxi.com>
12078 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12079 * config/h8300/h8300.c (byte_reg): Make it static.
12081 2002-02-10 Richard Henderson <rth@redhat.com>
12084 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12086 2002-02-10 Richard Henderson <rth@redhat.com>
12089 * tree.c (append_random_chars): Don't abort if main_input_filename
12092 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12094 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12096 2002-02-10 Kazu Hirata <kazu@hxi.com>
12098 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12099 (pushhi1): Likewise.
12101 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12103 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12104 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12106 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12108 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12110 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12112 2002-02-09 Kazu Hirata <kazu@hxi.com>
12114 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12115 a half of an SImode register on H8/300.
12117 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12119 * i386.md (movdi_2): Add missing '!'.
12121 2002-02-09 Kazu Hirata <kazu@hxi.com>
12123 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12126 2002-02-09 Kazu Hirata <kazu@hxi.com>
12128 * config/h8300/h8300.md (length): Correct the distance valid
12129 for the short branch.
12131 2002-02-09 Kazu Hirata <kazu@hxi.com>
12133 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12135 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12137 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12138 registers in SImode.
12139 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12142 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12145 Contribute sh64-elf.
12146 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12147 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12148 (sh_cannot_modify_jumps_p): New function.
12149 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12150 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12151 (sh_ms_bitfield_layout_p): New function.
12152 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12153 Zack Weinberg <zack@codesourcery.com>
12154 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12155 expand_simple_binop instead of expand_binop.
12156 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12157 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12158 use of .quad and .uaquad.
12159 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12160 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12161 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12162 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12163 movdi_const_16bit): Make sure all CONSTs have modes.
12164 (sym2PIC): Ditto, but by adjusting all callers.
12165 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12166 if the prologue calls the SHmedia argument decoder or register
12168 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12169 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12170 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12171 (sh_expand_epilogue): Don't emit USE of return target register.
12172 (prepare_move_operands): Legitimize DImode PIC addresses.
12173 (sh_media_register_for_return): Skip tr0, used to initialize the
12175 (sh_expand_prologue): Remove explicit USE of return register.
12176 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12177 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12178 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12179 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12180 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12181 EXTRA_CONSTRAINT_T.
12182 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12183 (MOVI_SHORI_BASE_OPERAND_P): New.
12184 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12185 (EXTRA_CONSTRAINT_T): Define in terms of them.
12186 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12187 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12188 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12189 alternatives supporting TARGET_REGS.
12190 (UNSPEC_GOTPLT): New constant.
12191 (movdi split): Move incrementing of LABEL_NUSES...
12192 (movdi_const, movdi_const_32bit): Here. Use
12193 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12194 (movdi_const_16bit): New.
12195 (call, call_value) [flag_pic]: Use GOTPLT.
12196 (call_pop, call_value_pop): New expands.
12197 (call_pop_compact, call_pop_rettramp): New insns.
12198 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12199 (sibcall) [flag_pic]: Use GOT.
12200 (builtint_setjmp_receiver): Remove bogus, unused expand.
12201 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12202 (*pt, *ptb, ptrel): New insns.
12203 (sym2GOT): Handle DImode GOT.
12204 (sym2GOTPLT, symGOTPLT2reg): New expands.
12205 (sym2PIC): New expand.
12206 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12207 (shcompact_return_tramp_i): Use return register explicitly.
12208 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12209 disable flag_reorder_blocks.
12210 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12211 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12212 clobbers, for clarity.
12213 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12214 restoring of r0 in macl as MAYBE_DEAD.
12215 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12216 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12217 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12218 alter_subreg all over.
12219 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12220 reload, instead of emitting instructions that would require
12222 (casesi_load_media): Add missing modes.
12223 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12224 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12225 as used if the argument decoder is called.
12226 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12227 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12228 Pmode, then extend it to DImode if necessary.
12229 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12230 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12231 constants in FPU-enabled SHmedia, let them be loaded from memory.
12232 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12233 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12234 Adjust whitespace in assembly output templates.
12235 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12236 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12237 mode of if_then_else.
12238 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12239 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12241 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12242 Joern Rennecke <amylaar@redhat.com>
12243 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12244 (SUBTARGET_CPP_PTR_SPEC): New.
12245 (SUBTARGET_CPP_SPEC): Remove.
12246 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12247 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12248 Fix typo in previous checkin.
12249 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12250 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12251 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12252 Alexandre Oliva <aoliva@redhat.com>
12253 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12254 what single FP register can hold for SHmedia target.
12255 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12256 Alexandre Oliva <aoliva@redhat.com>
12257 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12258 Do not split into SUBREG.
12259 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12260 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
12261 and added new functions as specified in SH5 ABI r9.
12262 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
12263 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
12265 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
12266 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
12267 gen_consttable_4 and gen_consttable_8. Emit multiple labels
12268 and consttable_window_ends.
12269 2001-06-03 Graham Stott <grahams@redhat,com>
12270 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
12271 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
12272 * config/sh/sh.c (print_operand): Handle floating-point pair,
12273 vector and matrix registers.
12274 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
12275 vector modes into account.
12276 * config/sh/sh.md (movv2sf): Split move between registers into
12278 (movv4sf, movv16sf): Introduce insns that get split only after
12280 * config/sh/shmedia.h: Fix Copyright dates.
12281 * config/sh/ushmedia.h: Likewise. Move loop counter
12282 declarations into conditionals that uses them.
12283 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
12285 * config/sh/sshmedia.h: Fix Copyright dates.
12286 (sh_media_PUTCFG): Fix constraints.
12287 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
12288 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
12289 ptrmemfunc_vbit_in_delta for SH5.
12290 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
12291 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
12292 * invoke.texi: Likewise.
12293 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
12294 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
12295 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
12296 GCC_pop_shmedia_regs_nofpu): New global symbols.
12297 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
12298 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
12299 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
12300 compact function with nonlocal labels.
12301 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
12302 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
12303 (initial_elimination_offset): Account for their stack space.
12304 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
12305 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
12306 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
12307 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
12308 least one of the operands to be a register.
12309 (movv2sf): Likewise. Renamed to movv2sf_i.
12310 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
12311 prepare_move_operands() before emitting SHmedia insns.
12312 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
12313 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
12314 Don't save nor initialize r12. Don't mis-align the stack.
12315 Pad the code with a nop.
12316 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
12318 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
12319 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
12320 [__SHMEDIA__]: Implement.
12321 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
12322 * config/sh/sh.md: Set latency of `pt' closer to reality.
12323 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
12324 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
12325 Set move, load and store type attributes.
12326 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
12327 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
12329 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
12330 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
12331 * config/sh/sh.c (sh_media_register_for_return): New function.
12332 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
12333 branch-target register.
12334 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
12335 * config/sh/sh.md (return_media_i): Use any call-clobbered
12336 branch-target register.
12337 (return_media): If r18 wasn't copied in the prologue, copy it
12339 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
12340 Clear class FP0_REGS.
12341 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
12343 2001-03-08 DJ Delorie <dj@redhat.com>
12344 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
12345 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
12346 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
12347 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
12348 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
12349 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
12350 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
12351 return value correctly for call_cookie.
12352 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
12353 * config/sh/crt1.asm (start): Modified so as to call
12354 ___setup_argv_and_call_main.
12355 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
12356 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
12358 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
12359 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
12360 (STRIP_NAME_ENCODING): Use it.
12361 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
12362 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12363 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
12364 prepare_scc_operands().
12365 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
12366 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
12367 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
12368 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
12369 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12370 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
12371 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
12372 used in shcompact_incoming_args.
12373 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
12375 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
12377 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
12378 Adjust accordingly.
12379 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12380 Simplify. Adjust. Add sanity check.
12381 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
12383 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
12385 (udivsi3, divsi3): Use them.
12386 (force_mode_for_call): New insn.
12387 (call, call_value, sibcall_value): Emit it before SHcompact
12389 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12390 * config/sh/sh.md (call, call_value, sibcall): Make sure the
12391 call cookie is non-NULL before taking its value.
12392 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
12393 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
12394 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12395 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
12397 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
12398 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
12399 temporary for stack adjusts. Use MACL and MACH to pass
12400 arguments to shcompact_incoming_args.
12401 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
12403 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
12404 (nested_trampoline): Load static chain address into r1.
12405 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
12406 2001-01-07 Alexandre Oliva <aoliva@redhat.com
12407 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
12408 fp_arith_reg_operand().
12409 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
12410 * config/sh/sh.md (casesi): Sign-extend the first two operands,
12411 and use signed compares for them.
12412 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
12413 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
12414 ones properly aligned.
12415 (find_barrier): Account for extra alignment needed for 8-byte wide
12417 (machine_dependent_reorg): Require a label for the second 4-byte
12418 constant after an 8-byte one.
12419 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
12421 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12422 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
12423 last_float when switching float modes.
12424 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
12425 auto-increment for general-purpose registers.
12426 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
12428 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
12430 * config/sh/sh.c (sh_builtin_saveregs): Support using all
12431 registers for varargs.
12432 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12433 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
12434 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
12435 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
12436 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
12437 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
12438 call_cookie accordingly.
12439 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
12440 (SHCOMPACT_BYREF): Likewise.
12441 (SHCOMPACT_FORCE_ON_STACK): New macro.
12442 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
12443 (sh_builtin_saveregs): Likewise.
12444 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12445 shcompact_incoming_args): Use new shift values. Support
12446 sequences of consecutive and non-consecutive pushes/pops.
12447 * config/sh/sh.md (return): Don't explicitly use PR_REG.
12448 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
12449 * config/sh/sh.h (TEXT_SECTION): Define.
12450 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
12451 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12452 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
12453 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
12454 return values on FPU-enabled SHmedia.
12455 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
12456 FPU-enabled SHmedia.
12457 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
12458 value is returned in a non-FP reg and is not returned by
12460 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
12462 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
12463 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
12464 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
12465 quad-aligned to be passed by callee-copy reference.
12466 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12467 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
12468 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
12469 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
12470 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
12471 copying low-numbered FP regs to r7 and r8.
12472 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
12473 FP regs to general-purpose regs only if the copy was passed on the
12475 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
12476 copying FP reg to r9.
12477 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
12478 copy FP regs to general-purpose regs only in outgoing calls.
12479 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
12480 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
12482 * config/sh/sh.h (struct sh_args): Document all fields.
12483 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
12484 passed partially on the stack should not consider making
12486 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
12487 stack_regs only for incoming calls. When passing FP args,
12488 make sure there are FP regs available before modifying
12490 (SHCOMPACT_BYREF): Pass double args in general-purpose
12491 registers by reference.
12492 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
12493 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
12494 attempt to generate sibcalls if the caller got any arguments
12496 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
12497 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
12498 to 8-byte boundaries.
12499 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
12500 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
12501 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
12502 stored in the stack.
12503 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
12504 for the offsets to have the ISA bit set.
12505 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
12506 invocation. Use beq instead of bgt to mark end of sequence of
12508 (shcompact_incoming_args): Fix store of r2. Use beq instead of
12509 bgt to mark end of sequence of stores.
12510 * config/sh/sh.c (arith_operand): Don't check whether
12511 CONST_OK_FOR_J for now.
12512 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
12513 instead of long for conversion.
12514 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
12515 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
12516 before passing it to fprintf.
12517 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
12518 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
12519 Call set_fpscr before reading/writing SR.
12520 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
12522 * config/sh/lib1funcs.asm: Add `.align 2' directives before
12524 (FMOVD_WORKS): Define on SH5 with FPU.
12525 (set_fpscr): Define on SH5. Remove separate _fpscr_values
12527 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
12529 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
12530 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
12532 (ia_main_table): Ditto.
12533 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
12534 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
12535 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
12536 the definitions from sh.h.
12537 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
12539 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
12540 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
12541 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12542 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
12543 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
12544 Increment LABEL_NUSES.
12546 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
12548 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
12550 * config/sh/elf.h (SIZE_TYPE): Likewise.
12551 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12552 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12553 shcompact_incoming_args): Load switch table addresses using
12555 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12556 (NO_BUILTIN_SIZE_TYPE): Define.
12557 (SIZE_TYPE): Don't define.
12558 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12559 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
12560 definition of __SH5__=32 for -m5-compact-nofpu.
12561 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
12563 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
12564 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
12565 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
12566 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
12567 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
12568 (INSN_LENGTH_ALIGNMENT): Likewise.
12569 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12570 * config/sh/sh.md (call, call_value, sibcall): Simplify
12571 copying of non-branch-target register.
12572 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12573 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
12574 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
12575 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12576 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
12577 floating-point values as structs.
12578 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
12579 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
12580 general-purpose register.
12581 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
12582 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12583 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
12584 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
12585 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
12586 (ENCODE_SECTION_INFO): Enclose variables and constants in
12588 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
12589 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
12590 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
12591 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
12592 only for LABEL_REFs. For SYMBOL_REFs, prepend
12593 SH_DATALABEL_ENCODING to the symbol name.
12594 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
12596 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12597 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
12599 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
12600 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
12601 (DATALABEL_REF_P): Don't require CONST.
12602 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
12604 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
12605 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
12607 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12608 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
12609 Use shallow_copy_rtx and PUT_MODE to change the mode of
12610 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
12611 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
12612 on SHmedia using GENERAL_REGs.
12613 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12614 bltu_media_i): Fix reversion of conditions.
12615 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12616 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
12617 * config/sh/sh.c (output_far_jump): Save r13 in macl.
12618 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
12619 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
12620 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
12621 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
12622 (GCC_nested_trampoline): Likewise.
12623 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
12624 * config/sh/sh.c (gen_datalabel_ref): Define.
12625 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
12626 (INITIALIZE_TRAMPOLINE): Likewise.
12627 (TRAMPOLINE_ADJUST_ADDRESS): Define.
12628 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
12629 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
12630 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
12631 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
12632 (ic_invalidate): Adjust for SH5.
12633 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
12634 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
12635 _nested_trampoline.
12636 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
12637 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
12638 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
12639 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12640 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
12641 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
12642 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12643 * config/sh/sh.c (target_reg_operand): Match only target-branch
12644 registers and pseudos that aren't virtual registers.
12645 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12646 Copy operands that don't match target_reg_operand to pseudos.
12647 (call_media, call_value_media, sibcall_media): Use
12648 target_reg_operand instead of target_operand.
12649 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
12650 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
12651 * config/sh/sh.c (target_reg_operand): Match hardware registers
12652 other than branch-target registers.
12653 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
12654 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
12655 (fpscr_values) [SH5 == 32]: Define.
12656 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
12657 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12658 Handle function addresses coming in SUBREGs.
12659 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
12660 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12661 shcompact_return_trampoline): Use datalabel where appropriate.
12662 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
12663 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
12664 general-purpose register to copy one branch-target register to
12666 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12667 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
12668 SYMBOL_REFs with VOIDmode.
12669 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12670 bltu_media_i): New insns.
12671 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12672 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
12673 (INIT_CUMULATIVE_ARGS): Likewise.
12674 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
12675 * machmode.def (V16SFmode): New mode.
12676 * c-common.c (type_for_mode): Support V2SF and V16SF.
12677 * tree.c (build_common_tree_nodes_2): Likewise.
12678 * tree.h (tree_index): Likewise.
12679 * calls.c (emit_call_1): Take args_so_far. Adjust all
12680 callers. Introduce CALL_POPS_ARGS.
12681 * tm.texi (CALL_POPS_ARGS): Document.
12682 * config/sh/crt1.asm: Implement in SHmedia mode.
12683 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
12684 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
12685 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
12686 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
12687 Implement divsi and udivsi in SHmedia mode. Introduce
12688 SHcompact trampolines.
12689 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
12691 (regno_reg_class): Rewrite.
12692 (fp_reg_names): Remove.
12693 (sh_register_names, sh_additional_register_names): New.
12694 (print_operand): Added `u'. Support SUBREGs in addresses.
12695 Add parentheses around shifted CONSTs.
12696 (output_file_start): Output .mode and .abi directives.
12697 (shiftcosts, addsubcosts, multcosts): Adjust.
12698 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
12699 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
12700 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
12701 bytes, not registers. Take into account the need for the
12702 SHcompact incoming args trampoline. Adjust all callers.
12703 (sh_expand_prologue): Take stack_regs into account. Call
12704 incoming args trampoline. Keep stack aligned as per SH5 ABI.
12705 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
12706 stack aligned as per SH5 ABI.
12707 (sh_builtin_saveregs): Support SH5 ABI.
12708 (sh_build_va_list, sh_va_start): Likewise.
12709 (initial_elimination_offset): Take alignment into account.
12710 Compute location of PR according to the SH5 stack frame.
12711 (arith_reg_operand): Reject branch-target registers.
12712 (shmedia_6bit_operand): New.
12713 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
12714 (target_reg_operand): Match DImode only. Accept SUBREGs.
12715 (target_operand): New.
12716 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
12717 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
12718 SIBCALL_REGS for SHmedia.
12719 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
12720 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
12721 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
12722 (TARGET_SWITCHES): New SH5 flags.
12723 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
12724 VALID_REGISTER_P to disable unsupported registers.
12725 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
12726 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
12727 (FUNCTION_ARG_PADDING): Define.
12728 (FASTEST_ALIGNMENT): Adjust.
12729 (SH_REGISTER_NAMES_INITIALIZER): New.
12730 (sh_register_names): Declare.
12731 (DEBUG_REGISTER_NAMES): Define.
12732 (REGISTER_NAMES): Define based on sh_register_names.
12733 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
12734 (sh_additional_register_names): Declare.
12735 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
12736 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
12737 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
12738 (REGISTER_NATURAL_MODE): Define.
12739 (FIRST_PSEUDO_REGISTER): Adjust.
12740 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
12741 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
12742 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
12743 (VECTOR_MODE_SUPPORTED_P): Define.
12744 (REG_CLASS_CONTENTS): Adjust.
12745 (SMALL_REGISTER_CLASSES): Adjust.
12746 (REG_ALLOC_ORDER): Adjust.
12747 (INDEX_REG_CLASS): Adjust.
12748 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
12749 (CONST_OK_FOR_LETTER_P): Adjust.
12750 (PREFERRED_RELOAD_CLASS): Adjust.
12751 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
12752 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
12753 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
12754 (FIRST_FP_PARM_REG): Adjust.
12755 (CALL_POPS_ARGS): Define.
12756 (FUNCTION_ARG_REGNO_P): Adjust.
12757 (struct sh_args): New fields.
12758 (GET_SH_ARG_CLASS): Adjust.
12759 (INIT_CUMULATIVE_ARGS): Adjust.
12760 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
12761 (FUNCTION_ARG_ADVANCE): Adjust.
12762 (FUNCTION_ARG): Adjust.
12763 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
12764 (FUNCTION_ARG_CALLEE_COPIES): Define.
12765 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
12766 (STRICT_ARGUMENT_NAMING): Define.
12767 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
12768 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
12769 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
12770 (SETUP_INCOMING_VARARGS): Adjust.
12771 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
12772 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
12773 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
12774 (SUBREG_OK_FOR_INDEX_P): Adjust.
12775 (EXTRA_CONSTRAINT_S): Update.
12776 (EXTRA_CONSTRAINT_T): New.
12777 (EXTRA_CONSTRAINT): Adjust.
12778 (GO_IF_LEGITIMATE_INDEX): Adjust.
12779 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
12780 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
12781 (MOVE_MAX): Adjust.
12782 (MAX_MOVE_MAX): Define.
12784 (CONST_COSTS): Adjust.
12785 (REGISTER_MOVE_COST): Adjust.
12786 (BRANCH_COST): Adjust.
12787 (TEXT_SECTION_ASM_OP): Adjust.
12788 (DBX_REGISTER_NUMBER): Adjust.
12789 (ASM_OUTPUT_DOUBLE_INT): New.
12790 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
12791 (PREDICATE_CODES): Adjust.
12792 (PROMOTE_MODE): Adjust.
12793 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
12794 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
12795 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
12796 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
12797 (DR0_REG, DR2_REG, DR4_REG): Renumber.
12798 (TR0_REG, TR1_REG, TR2_REG): New.
12799 (XD0_REG): Renumber.
12800 (UNSPEC_COMPACT_ARGS): New.
12801 (type): Added pt and ptabs.
12802 (length): Default to 4 on SHmedia. Default pt length to 12
12803 and 20 on SHmedia32 and SHmedia64, respectively.
12804 (pt): New function unit.
12805 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
12806 Add whitespace between operands of SHmedia instructions.
12808 (adddi3_media, addsi3_media): Adjust constraints.
12809 (subsi3) [SHmedia]: Force operand 1 into a register.
12810 (udivsi3_i1_media, udivsi3_i4_media): New.
12811 (udivsi3): Support SHmedia.
12812 (divsi3_i1_media, divsi3_i4_media): New.
12813 (divsi3): Support SHmedia.
12814 (anddi3, iordi3, xordi3): Adjust constraints.
12815 (zero_extendhidi2, zero_extendqidi2): New.
12816 (extendsidi2, extendhidi2, extendqidi2): New.
12817 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
12818 (pop_e, pop_fpul, pop_4): Likewise.
12819 (movsi_media): Support FP and BT registers.
12820 (movsi_media_nofpu): New. Adjust splits to DImode.
12821 (lduw, ldub): Renamed to zero_extend* above.
12822 (movqi_media): Fix typo.
12823 (movdi_media): Support FP and BT registers.
12824 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
12825 (movdi_const_32bit): New.
12826 (shori_media): Require immediate operand. Use `u' for output.
12827 (movdf_media, movsf_media): Simplified.
12828 (movdf_media_nofpu, movsf_media_nofpu): New.
12829 (movdf, movsf): Adjust
12830 (movv2sf, movv2sf, movv16sf): New.
12831 (beq_media, beq_media_i): Adjust constraints. Don't use
12832 scratch BT register.
12833 (bne_media, bne_media_i): Likewise.
12834 (bgt_media, bgt_media_i): Likewise.
12835 (bge_media, bge_media_i): Likewise.
12836 (bgtu_media, bgtu_media_i): Likewise.
12837 (bgeu_media, bgeu_media_i): Likewise.
12838 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
12839 bunordered): Emit jump insn. Force operands to registers when
12841 (jump_media, jump): Simplify.
12842 (call_compact, call_compact_rettramp): New.
12843 (call_value_compact, call_value_compact_rettramp): New.
12844 (call_media, call_value_media): Simplify.
12845 (sibcall_compact, sibcall_media): New.
12846 (call, call_value): Adjust for SHmedia and SHcompact.
12847 (sibcall, sibcall_value, untyped_call): Likewise.
12848 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
12849 (indirect_jump): Adjust for SHmedia.
12850 (casesi_jump_media): New.
12851 (nop): Re-enable for SHmedia.
12852 (call_site): Restrict to SH1.
12853 (casesi): Adjust for SHmedia.
12854 (casesi_shift_media, casesi_load_media): New.
12855 (return): Explicitly use PR register. Call return trampoline
12857 (return_i): Explicitly use PR register.
12858 (shcompact_return_tramp, shcompact_return_tramp_i): New.
12859 (return_media): Adjust.
12860 (shcompact_incoming_args): New.
12861 (epilogue): Adjust.
12862 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12863 (movstrsi): Disable on SH5.
12864 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
12865 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
12866 (subsf3, subsf3_media): Likewise.
12867 (mulsf3, mulsf3_media, mac_media): Likewise.
12868 (divsf3, divsf3_media): Likewise.
12869 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
12870 (floatsisf2, fux_truncsfsi2): Likewise.
12871 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
12873 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
12874 (cmpunsf_media, cmpsf): Likewise.
12875 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
12876 (abssf2, abssf2_media): Likewise.
12877 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
12878 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
12879 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
12880 (floatsidf2, fix_truncdfsi2): Likewise.
12881 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
12883 (cmpeqdf_media, cmpgtdf_media): Likewise.
12884 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
12885 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
12886 (absdf2, absdf2_media): Likewise.
12887 (extendsfdf2, extendsfdf2_media): Likewise.
12888 (truncsfdf2, truncsfdf2_media): Likewise.
12889 * config/sh/sh64.h: New file.
12890 * config/sh/t-sh64: New file.
12891 * config/sh/shmedia.h: New file.
12892 * config/sh/ushmedia.h: New file.
12893 * config/sh/sshmedia.h: New file.
12894 * configure.in: Added sh64-*-elf.
12895 * configure: Rebuilt.
12896 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
12897 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
12898 (reg_class_from_letter): Use `b' for TARGET_REGS.
12899 (print_operand): Support `%M', `%m', `AND' and
12900 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
12901 (andcosts): Adjust for SHmedia.
12902 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
12904 (target_reg_operand): New function.
12905 * config/sh/sh-protos.h (target_reg_operand): Declare.
12906 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
12907 FP registers on SH5.
12908 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
12910 (TARGET_REGISTER_P): New macro.
12911 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
12912 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
12913 (EXTRA_CONSTRAINT_S): New macro.
12914 (EXTRA_CONSTRAINT): Adjust.
12915 (FLOAT_TYPE_SIZE): Define to 32.
12916 (Pmode): DImode on SHmedia.
12917 (CONST_COSTS): Adjust for SHmedia literals.
12918 (PREDICATE_CODES): Added target_reg_operand.
12919 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
12920 * config/sh/sh.md: Remove all attrs from SHmedia insns.
12921 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
12922 (cmpdi): Accept SHmedia.
12923 (movdicc_false, movdicc_true): New insns.
12924 (movdicc): New expand.
12925 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
12927 (addsi3_media): Match `S' constraint.
12928 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
12929 (negdi2): Expand for SHmedia.
12930 (one_cmpldi2): New expand.
12931 (zero_extendsidi2): Change from expand to insn.
12932 (extendsidi2): Add constraints.
12933 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
12934 LD/ST address. Fix SI immediate loading split.
12935 (movhi_media, movqi_media, lduw, ldub): New insns.
12936 (movhi, movqi): Accept SHmedia.
12937 (shori_media, movdi_media): Relax input constraints. Split
12938 symbolic constants.
12939 (movdf_media, movsf_media): New insn. New split to movdi.
12940 (movdf, movsf): Match on SHmedia.
12941 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
12942 bgeu_media): New insns and splits. New insns with `_i' suffix.
12943 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
12944 (bunordered): New expand.
12945 (jump_compact): Renamed from `jump'.
12946 (jump_media): New insn.
12947 (jump): New expand.
12948 (call_media, call_value_media): New insns.
12949 (call, call_value): Adjust.
12950 (indirect_jump_compact): Renamed from `indirect_jump'.
12951 (indirect_jump_media): New insn.
12952 (indirect_jump): New expand.
12953 (untyped_call, return): Accept SHmedia.
12954 (return_media): New insn.
12955 (prologue, epilogue, blockage): Accept SHmedia.
12956 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12957 (sunordered): New expand.
12958 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
12959 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
12960 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
12961 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
12962 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
12963 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
12964 abssf2_media): New insns.
12965 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
12966 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
12967 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
12968 floatdidf2, floatsidf2_media, fix_truncdfdi2,
12969 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
12970 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
12971 absdf2_media): New insns.
12972 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
12973 (extendsfdf2_media, truncdfsf2_media): New insns.
12974 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
12975 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
12976 * config/sh/sh.h (CONST_OK_FOR_J): Document.
12977 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
12978 * config/sh/sh.md (adddi3): New expand.
12979 (adddi3_media, adddi3z_media): New insns.
12980 (adddi3_compact): Renamed from adddi3.
12981 (addsi3_media): Use add.l r63 to add constant zero.
12982 (subdi3): New expand.
12983 (subdi3_media): New insn.
12984 (subdi3_compact): Renamed from subdi3.
12985 (mulsidi3): New expand.
12986 (mulsidi3_media): New insn.
12987 (mulsidi3_compact): Renamed from mulsidi3.
12988 (umulsidi3): New expand.
12989 (umulsidi3_media): New insn.
12990 (umulsidi3_compact): Renamed from umulsidi3.
12991 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
12992 (ashlsi3, ashrsi3, lshrsi3): Use them.
12993 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
12994 (ashldi3, ashrdi3, lshrdi3): Use them.
12995 (zero_extendsidi2): New expand.
12996 (extendsidi2): New insn.
12997 (movsi_media): New insn. Split to movdi to load constants.
12998 (movsi): Enable for shmedia.
12999 (movdi_media): New insn. Use shori_media to load wide constants.
13000 (short_media): New insn.
13001 (movdi): Enable for shmedia.
13002 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13003 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13004 (SUBTARGET_CPP_SPEC): Added `!m5'.
13005 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13006 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13007 to all other SH variants.
13008 (TARGET_DEFAULT): Set to SH1_BIT.
13009 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13010 (BITS_PER_WORD): Raise to 64 on shmedia.
13011 (MAX_BITS_PER_WORD): Change to 64.
13012 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13013 (INT_TYPE_SIZE): Keep as 32.
13014 (UNITS_PER_WORD): Raise to 8 on shmedia.
13015 (MIN_UNITS_PER_WORD): Keep as 4.
13016 (POINTER_SIZE): Raise to 64 on shmedia.
13017 (CONST_OK_FOR_J): New macro.
13018 (CONST_OK_FOR_LETTER_P): Use it.
13019 (processor_type): Add PROCESSOR_SH5.
13020 * config/sh/sh.md: Conditionalize all expands, insns and
13021 splits to TARGET_SH1.
13023 (addsi3_compact): Renamed from...
13024 (addsi3): Now an expand.
13025 (addsi3_media, subsi3_media): New insns.
13026 (subsi3): Don't negate constants with SHmedia.
13028 * hooks.c: New file.
13029 * hooks.h: New file.
13030 * Makefile.in (HOOKS_H): New.
13031 (TARGET_DEF_H): Added $(HOOKS_H).
13032 (OBJS): Added hooks.o.
13033 (cfgcleanup.o, bb-reorder.o): Added target.h.
13034 (hooks.o): Added dependencies.
13035 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13036 (TARGET_INITIALIZER): this.
13037 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13038 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13039 * bb-reorder.c: Include target.h.
13040 (reorder_basic_blocks): Skip if cannot modify jumps.
13041 * cfgcleanup.c: Include target.h.
13042 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13044 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13046 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13047 Protect jump delay slot instructions with .set noreorder and
13050 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13052 * config/mips/mips.md (casesi_internal_di): Calculate
13053 the index into the target offset table correctly.
13055 2002-02-08 Richard Henderson <rth@redhat.com>
13057 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13058 * final.c (output_addr_const): Accept and discard SUBREG.
13059 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13060 mark them unknown instead.
13061 (simplify_subtraction): Handle RTX_UNKNOWN.
13062 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13064 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13066 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13068 2002-02-08 Richard Henderson <rth@redhat.com>
13070 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13072 2002-02-08 Andreas Jaeger <aj@suse.de>
13074 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13075 * config/i386/t-linux64: New file.
13077 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13079 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13080 * c-parse.in (compstmt): Clear last_expr_type.
13082 2002-02-07 Richard Henderson <rth@redhat.com>
13084 * loop.c (strength_reduce): Sink final_value when not
13087 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13089 * config/sparc/freebsd.h: Fix mismatched spec {.
13091 2002-02-07 Richard Henderson <rth@redhat.com>
13093 * cfgrtl.c: Include recog.h and insn-config.h.
13094 (keep_with_call_p): Fix general_operand invocation.
13095 * Makefile.in (cfgrtl.o): Update dependencies.
13097 2002-02-07 Kazu Hirata <kazu@hxi.com>
13099 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13100 comment. Accept HImode only if TARGET_H8300.
13102 2002-02-07 Eric Christopher <echristo@redhat.com>
13104 * config/mips/crtn.asm: Cleanup #ifdefs.
13106 2002-02-07 Eric Christopher <echristo@redhat.com>
13108 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13109 register 7 as RA instead of $31.
13110 * config/mips/crtn.asm: Ditto.
13111 * config/mips/mips.c (mips_move_2words): Add case for
13112 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13113 (compute_frame_size): Fix typo.
13114 (save_restore_insns): Ditto. Make documentation about using
13115 register $7 as return register more precise.
13116 (mips_expand_epilogue): Fix comment. Add code to work around not
13117 being able to add to the stack pointer directly.
13118 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13119 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13122 2002-02-07 Tom Rix <trix@redhat.com>
13124 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13125 immediates in ldu and stdu DS opcode field.
13126 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13127 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13128 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13130 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13132 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13133 offset for stack bias.
13135 2002-02-07 H.J. Lu <hjl@gnu.org>
13137 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13139 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13141 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13143 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13145 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13146 * i386.c (x86_order_regs_for_local_alloc): New global function.
13147 * i386.h (REG_ALLOC_ORDER): CLeanup.
13148 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13150 2002-02-07 Richard Henderson <rth@redhat.com>
13152 PR optimization/2463
13153 * alias.c (find_base_value): Recall base values for fixed hard regs.
13154 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13156 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13158 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13161 2002-02-06 Richard Henderson <rth@redhat.com>
13164 * stmt.c (resolve_operand_name_1): Take more care with mixed
13165 named and unnamed operands.
13167 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13168 Jan Hubicka <jh@suse.cz>
13170 * loop.c (remove_constant_addition): Avoid clobbering a shared
13173 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13175 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13176 * config/s390/t-linux64: New file.
13177 * config/s390/libgcc-glibc.ver: New file.
13179 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13181 * config/s390/linux64.h: Delete file.
13182 * config/s390/s390x.h: New file.
13183 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13184 as target header file.
13185 * config/s390/linux.h (TARGET_VERSION): Define depending on
13186 DEFAULT_TARGET_64BIT.
13187 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13188 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13189 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13190 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13191 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13192 (EXTRA_SPEC): New define.
13193 * config/s390/s390.h (TARGET_VERSION): Define depending on
13194 DEFAULT_TARGET_64BIT.
13195 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13197 2002-02-06 Jason Merrill <jason@redhat.com>
13199 * c-decl.c (finish_function): Warn about a non-void function with
13200 no return statement and no abnormal exit.
13201 (current_function_returns_abnormally): New variable.
13202 (start_function): Clear it.
13203 (struct c_language_function): Add returns_abnormally.
13204 (push_c_function_context): Save it.
13205 (pop_c_function_context): Restore it.
13206 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13207 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13208 an explicit return type.
13209 * c-tree.h: Declare current_function_returns_abnormally.
13210 (C_FUNCTION_IMPLICIT_INT): New macro.
13211 * c-typeck.c (build_function_call): Set it.
13212 (c_expand_return): Set current_function_returns_value even if the
13213 value is erroneous.
13215 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13218 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13219 unsafe for reevaluation.
13221 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13224 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13225 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13227 2002-02-06 Richard Henderson <rth@redhat.com>
13229 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13230 be a general_operand. Dest for function value must be a pseudo.
13232 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13234 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13235 as SYMBOL_REFs from the constant pool.
13237 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13239 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13240 passed by invisible reference.
13242 2002-02-05 Richard Henderson <rth@redhat.com>
13244 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13246 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13248 Implement using "base addresses" in insn operands as default.
13249 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13250 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13251 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13252 used to read the rtx value.
13253 (mmix_target_asm_function_epilogue): Fix spacing.
13254 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13255 (mmix_legitimate_address): Ditto.
13256 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13257 should be loaded with a GETA insn. Don't allocate needless extra
13258 char for nul termination and fix misleading comment.
13259 (mmix_print_operand_address): Handle constants if
13260 TARGET_BASE_ADDRESSES.
13261 (mmix_output_register_setting): Use base addressing if
13262 TARGET_BASE_ADDRESSES and the number of insns is 3.
13263 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
13264 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
13265 to use R as constraint, add LDA to match s.
13266 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
13267 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
13268 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
13269 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
13270 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
13271 order with other fixed registers.
13272 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
13273 other parameter/call-clobbered registers.
13274 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
13275 -mbase-addresses, -mno-base-addresses.
13276 (MMIX Options): Ditto.
13278 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13280 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
13282 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
13284 * config/rs6000/altivec.h: Change elem to _S_elem.
13286 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13288 * config/netbsd.h (WCHAR_TYPE): Define.
13289 (WCHAR_TYPE_SIZE): Ditto.
13290 (WINT_TYPE): Ditto.
13291 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
13292 (WCHAR_UNSIGNED): Ditto.
13293 (WCHAR_TYPE_SIZE): Ditto.
13294 (WINT_TYPE): Ditto.
13295 * config/arm/netbsd.h: Likewise.
13296 * config/i386/netbsd-elf.h: Likewise.
13297 * config/i386/netbsd.h: Likewise.
13298 * config/m68k/netbsd-elf.h: Likewise.
13299 * config/m68k/netbsd.h: Likewise.
13300 * config/ns32k/netbsd.h: Likewise.
13301 * config/sparc/netbsd.h: Likewise.
13302 * config/vax/netbsd.: Likewise.
13304 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
13306 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
13307 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
13308 (TARGET_INITIALIZER): this.
13309 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
13310 (BITFIELD_NBYTES_LIMITED): Markup fix.
13311 * tree.h (default_ms_bitfield_layout_p): Declare.
13312 (record_layout_info): Added prev_field.
13313 * tree.c (default_ms_bitfield_layout_p): New fn.
13314 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
13315 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
13316 * stor-layout.c: Include target.h.
13317 (start_record_layout): Initialize prev_field.
13318 (place_field): Handle MS bit-field layout, and disregard
13319 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
13320 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
13321 * Makefile.in (stor-layout.o): Adjust dependencies.
13323 2002-02-05 Jason Merrill <jason@redhat.com>
13325 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
13327 2002-02-05 Andreas Jaeger <aj@suse.de>
13329 * crtstuff.c: Fix comments.
13331 2002-02-05 Richard Henderson <rth@redhat.com>
13334 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
13335 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
13338 * config/mips/mips.c (function_arg): Handle TImode.
13339 (function_arg_advance): Likewise.
13341 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13343 * config/rs6000/altivec.h (vec_step_help): Rename to
13346 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13348 * config/rs6000/altivec.h: Fix typos.
13350 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13352 * config/arm/netbsd.h: Correct a comment.
13354 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13356 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
13357 building void typed builtins.
13359 * config/rs6000/altivec.h (vec_ld*): Fix typos.
13360 (vec_step): Implement for C++.
13362 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13364 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
13366 2002-02-04 Richard Henderson <rth@redhat.com>
13368 * combine.c (nonzero_bits): Re-introduce special case for
13369 sp/fp/ap wrt REGNO_POINTER_ALIGN.
13371 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13373 * doc/extend.texi: Warn about unsupported usage of altivec
13376 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
13377 (altivec_predicate_*): New.
13379 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
13380 Add C++ version of vec_*() functions.
13382 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
13383 (bdesc_2arg): Remove altivec predicates.
13384 (altivec_expand_builtin): Handle predicates.
13385 (altivec_init_builtins): Handle predicates.
13386 (altivec_expand_predicate_builtin): New.
13388 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13390 * pa.c (DO_FRAME_NOTES): Move forward.
13391 (store_reg): Revise handling of frame notes.
13392 (load_reg): Likewise.
13393 (set_reg_plus_d): Likewise.
13394 (hppa_expand_prologue): Likewise.
13395 (hppa_expand_epilogue): Likewise.
13397 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13399 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
13401 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13403 PR c/4475, c++/3780:
13404 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
13405 * c-common.h (SWITCH_TYPE): Define.
13406 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
13407 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
13408 Rename spareness variable to sparseness.
13409 (expand_end_case_type): Renamed from expand_end_case, use orig_type
13410 if non-NULL instead of TREE_TYPE (orig_index).
13411 * tree.h (expand_end_case_type): Renamed from expand_end_case.
13412 (expand_end_case): Define using expand_end_case_type.
13413 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
13414 to expand_end_case_type.
13415 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
13417 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13419 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
13420 (BIGGEST_ALIGNMENT): Change to 128.
13422 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13424 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
13426 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13428 * pa.md (call_internal_reg_64bit): Remove unused variable.
13430 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
13432 * config/arm/arm.h (machine_function): Add uses_anonymous_args
13434 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
13435 * config/arm/arm.c (current_function_anonymous_args): Delete,
13436 replace uses with cfun->machine->uses_anonymous_args.
13437 (arm_reorg): Do not reset uses_anonymous_args.
13439 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
13440 any geenral register.
13442 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
13444 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
13447 2002-02-04 Richard Henderson <rth@redhat.com>
13449 * combine.c (force_to_mode): Remove STACK_BIAS code.
13450 (nonzero_bits): Likewise. Replace sp/fp special case with
13451 REGNO_POINTER_ALIGN.
13453 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
13454 (HARD_FRAME_POINTER_REGNUM): New.
13455 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
13456 (FIXED_REGS, CALL_USED_REGS): Update.
13457 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
13458 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
13459 (HARD_REGNO_NREGS): Update for SFP.
13460 (STACK_POINTER_OFFSET): Include bias here ...
13461 (FIRST_PARM_OFFSET): ... not here.
13462 (STACK_BIAS): Remove.
13463 (INIT_EXPANDERS): New.
13464 (STARTING_FRAME_OFFSET): Do not include bias.
13465 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
13466 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
13467 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
13468 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
13469 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
13470 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
13471 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
13472 (MUST_SAVE_REGISTER): Likewise.
13473 (sparc_flat_function_prologue): Likewise.
13474 (sparc_flat_function_epilogue): Likewise.
13475 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
13476 (sparc_init_modes): SFP is GENERAL_REGS.
13477 (sparc_builtin_saveregs): SFP does not have bias applied.
13479 2002-02-04 Richard Henderson <rth@redhat.com>
13481 * config/alpha/alpha.c (current_function_is_thunk): Don't check
13482 current_function_is_thunk.
13483 (alpha_sa_mask): Distinguish between current_function_is_thunk
13484 called from ASM_OUTPUT_MI_THUNK and not.
13485 (alpha_does_function_need_gp): Thunks always need gp.
13486 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
13487 (alpha_output_mi_thunk_osf): New.
13488 * config/alpha/alpha-protos.h: Update.
13489 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
13491 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
13493 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
13494 function types, not when they're taken away.
13496 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
13498 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
13499 CODE_LABEL and jump table when replacing a table jump with a
13502 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13504 * config/s390/s390-protos.h (legitimize_la_operand,
13505 s390_secondary_input_reload_class, s390_plus_operand,
13506 s390_expand_plus_operand): Add prototypes.
13508 config/s390/s390.c (s390_secondary_input_reload_class,
13509 s390_plus_operand, s390_expand_plus_operand): New functions.
13511 (struct s390_address): New member 'pointer'.
13512 (s390_decompose_address): Compute it.
13513 (legitimate_la_operand_p): Use it.
13514 (legitimize_la_operand): New function.
13515 (movti, movdi, movdf splitters): Call it.
13517 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
13518 (PREDICATE_CODES): Add s390_plus_operand.
13520 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
13521 (la_ccclobber): Allow GENERAL_REGS as output operand.
13523 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
13524 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
13525 (*la_64, *la_31, reload_indi, reload_insi): ... these.
13527 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13529 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
13530 register names for regular asm () construct.
13532 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13534 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
13537 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13539 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
13542 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
13544 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
13545 constant pool to be identical by string address and index.
13547 2002-02-04 Anthony Green <green@redhat.com>
13549 * output.h (SECTION_OVERRIDE): Define.
13550 * varasm.c (named_section): Obey SECTION_OVERRIDE.
13552 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13554 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
13555 by existing arm*-*-netbsd* (a.out) target.
13556 (ns32k-*-netbsdelf*): Likewise.
13557 (sparc-*-netbsdelf*): Likewise.
13558 (vax-*-netbsdelf*): Likewise.
13560 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
13562 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
13563 headers and libobjc headers.
13565 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
13567 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
13568 (_mingw.h): Remove duplicate include.
13570 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13572 * config.gcc: Set cpu_type to m68k for 68010, as well.
13573 (m68010-*-netbsdelf*): New...
13574 (m68k*-*-netbsdelf*): ...targets.
13575 * config/m68k/netbsd-elf.h: New file.
13577 2002-02-02 Kazu Hirata <kazu@hxi.com>
13579 * config/h8300/h8300.c (hand_list): Move inside function_arg.
13581 2002-02-02 Kazu Hirata <kazu@hxi.com>
13583 * config/h8300/h8300.c (h8_push_ops): Move inside
13585 (h8_pop_ops): Likewise.
13586 (h8_move_ops): Likewise.
13588 2002-02-02 Kazu Hirata <kazu@hxi.com>
13590 * config/h8300/h8300.c (os_task): Make it static.
13591 (monitor): Likewise.
13592 (pragma_saveall): Likewise.
13594 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
13596 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
13597 constant is a valid sign-extension for Pmode.
13599 2002-02-02 Kazu Hirata <kazu@hxi.com>
13601 * config/h8300/h8300.c: Fix formatting.
13603 2002-02-02 Kazu Hirata <kazu@hxi.com>
13605 * config/h8300/h8300.md: Fix formatting.
13607 2002-02-02 Kazu Hirata <kazu@hxi.com>
13609 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
13610 predicates of operands[1]. Split the patterns for each
13613 2002-02-02 Kazu Hirata <kazu@hxi.com>
13615 * config/h8300/h8300.md (xor patterns): Tighten the predicates
13616 of operands[1] to register_operand.
13618 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13620 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
13621 * cpphash.c (_cpp_init_hashtable): Similarly.
13622 * cppinit.c (cpp_create_reader): Default the signed_char flag.
13623 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
13624 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
13625 (cpp_handle_option): Handle the new options.
13626 * cpplex.c (cpp_interpret_charconst): Use new flag.
13627 * cpplib.h (struct cpp_options): New member signed_char.
13628 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
13629 (cpp_options): Handle -fsigned-char and -funsigned-char.
13630 (static_specs): Remove signed_char_spec.
13631 (do_spec1): Don't handle %c.
13632 * system.h: Poison SIGNED_CHAR_SPEC.
13633 * tradcif.y (yylex): Use flag_signed_char.
13634 * tradcpp.h (flag_signed_char): New.
13635 * tradcpp.c (flag_signed_char): New.
13636 (main): Handle new command-line options.
13637 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
13639 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
13640 * avr/avr.h: Remove old comments.
13641 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
13642 (CC1_SPEC): Pass -fsigned-char if -mic*.
13643 (SIGNED_CHAR_SPEC): Remove.
13645 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
13647 2002-02-01 Eric Christopher <echristo@redhat.com>
13649 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
13650 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
13651 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
13652 (ASM_OUTPUT_REG_POP): Ditto.
13654 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13656 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
13659 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13661 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
13663 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13666 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
13669 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13671 * cfganal.c: Include tm_p.h.
13672 (keep_with_call_p): Fix the test that determines if a register holds
13673 the return value of a call.
13675 2002-02-01 DJ Delorie <dj@redhat.com>
13677 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
13678 we are given conflicting registers, switch to the other one we
13679 had allocated for us.
13680 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
13681 as TImode so we know when the "other" register is available.
13683 2002-02-01 David O'Brien <obrien@FreeBSD.org>
13685 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
13688 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13690 * cfganal.c (keep_with_call_p): New function.
13691 (flow_call_edges_add): Prevent splitting a block between a call and
13692 a single-set instruction that should be kept in the same block.
13694 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
13696 * doc/install.texi (avr): Update outdated URL.
13698 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
13700 * config/stormy16/stormy16.md (pushqi): New.
13704 (movhi): Remove stack operands.
13706 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
13707 nonimmediate_nonstack_operand.
13708 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
13710 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
13713 2002-01-31 Jason Merrill <jason@redhat.com>
13715 * Makefile.in (c-parse.c): Handle .output file.
13716 * objc/Make-lang.in (objc-parse.c): Likewise.
13718 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
13720 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
13721 the -me[lb] option is given. Don't output the default flag
13724 2002-01-31 Zack Weinberg <zack@codesourcery.com>
13726 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
13727 the primary source file; this has not been done yet.
13728 * c-decl.c (c_expand_body): Reset input_filename from
13729 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
13731 2002-01-31 Kazu Hirata <kazu@hxi.com>
13733 * rtlanal.c (subreg_regno_offset): Do not use
13734 SUBREG_REGNO_OFFSET.
13735 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
13736 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
13738 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13740 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
13741 version rather than GNATS version in --version output.
13743 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
13745 * ifcvt.c (noce_process_if_block): Make a copy of the destination
13746 when copying back from a temporary.
13748 2002-01-30 Richard Henderson <rth@redhat.com>
13750 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
13751 and new_dest are the same.
13753 2002-01-30 Richard Henderson <rth@redhat.com>
13756 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
13757 * rtl.c (note_insn_name): Update.
13758 * emit-rtl.c (remove_unnecessary_notes): Kill it.
13759 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
13760 to perform loop rotation.
13761 (expand_exit_loop_top_cond): New.
13762 * tree.h (expand_exit_loop_top_cond): Declare it.
13763 * c-semantics.c (genrtl_while_stmt): Use it.
13764 (genrtl_for_stmt): Likewise.
13766 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
13768 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
13769 arguments to 64-bit boundaries on 64-bit ABIs.
13771 2002-01-30 Steve Ellcey <sje@cup.hp.com>
13773 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
13775 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13777 * c-decl.c (grokdeclarator): Handle type being a typedef for an
13780 2002-01-30 David O'Brien <obrien@FreeBSD.org>
13782 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
13783 * config/sparc/sparc_bi.h: Remove file.
13784 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
13786 2002-01-30 Richard Henderson <rth@redhat.com>
13788 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
13790 2002-01-30 Zack Weinberg <zack@codesourcery.com>
13792 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
13794 2002-01-30 Jason Merrill <jason@redhat.com>
13796 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
13797 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
13798 (reg_save): Use DW_CFA_offset_extended_sf instead.
13800 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
13802 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13804 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
13807 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
13809 * rs6000.md ("*call_value_local32"): Remove constraints.
13810 ("*call_value_local64"): Same.
13811 ("*call_value_indirect_nonlocal_aix32"): Same.
13812 ("*call_value_nonlocal_aix32"): Same.
13813 ("*call_value_indirect_nonlocal_aix64"): Same.
13814 ("*call_value_nonlocal_aix64"): Same.
13815 ("*call_value_nonlocal_sysv"): Same.
13817 2002-01-29 Richard Henderson <rth@redhat.com>
13819 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
13821 2002-01-29 Richard Henderson <rth@redhat.com>
13823 * expr.c (force_operand): Ignore flag_pic for detecting pic
13825 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
13826 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
13827 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
13828 instead of open-coded loop.
13829 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
13830 be fixed when in use.
13832 2002-01-29 Richard Henderson <rth@redhat.com>
13834 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
13835 * sched-rgn.c (propagate_deps): Update them.
13836 * sched-deps.c (sched_analyze_insn): Update them. Flush the
13837 clobbers list when either gets too long.
13839 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13841 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
13842 and INDEX_REGS the same as GENERAL_REGS.
13843 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
13845 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13847 * tree.c (build_nonstandard_integer_type): Correct prototype.
13849 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
13851 * config/s390/s390.md (movstrsico, movstrdix_64,
13852 movstrsix_31): Remove, replace by ...
13853 (movstrdi_short, movstrsi_short, movstrdi_long,
13854 movstrsi_long): ... these. New.
13855 (movstrdi, movstrsi): Adapt.
13857 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
13858 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
13859 Remove unnecessary CC clobber.
13860 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
13861 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
13863 (divmoddi4): Don't partially initialize TImode register.
13865 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
13867 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
13869 2002-01-29 Richard Henderson <rth@redhat.com>
13871 * flow.c (print_rtl_and_abort): Remove.
13872 (print_rtl_and_abort_fcn): Remove.
13873 (verify_local_live_at_start): Use dump_bb instead.
13874 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
13875 (verify_wide_reg_1): Return 2 on mode test failure.
13877 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13879 PR c/3325, c/3326, c/2511, c/3347
13880 * c-decl.c (enum_decl_context): Remove BITFIELD.
13881 (grokdeclarator): Take bitfield width as an input.
13882 Ensure bitfields are given the correct type. Perform
13883 bitfield width validation with build_bitfield_integer_type
13884 rather than waiting for finish_struct.
13885 (grok_typename, grok_typename_in_parm_context, start_decl,
13886 push_parmdecl, grokfield, start_function): Update calls to
13888 (build_bitfield_integer_type): New function.
13889 (finish_struct): Move bitfield validation to grokdeclarator
13890 and build_bitfield_integer_type.
13891 * tree.c (build_nonstandard_integer_type): New function.
13892 * tree.h (build_nonstandard_integer_type): New prototype.
13894 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
13896 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13899 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
13900 don't ignore unrecognized -W* options.
13901 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
13902 * cpplib.h (cpp_handle_option): Adjust prototype.
13903 * c-decl.c (c_decode_options): Pass 0 as last argument to
13907 * gcc.c (cpp_unique_options): Split from cpp_options.
13908 (cpp_options): Source cpp_unique_options.
13909 (default_compilers): Use cpp_unique_options instead of cpp_options
13910 when used together with cc1_options.
13911 (static_specs): Add cpp_unique_options.
13912 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
13913 when used together with cc1_options.
13915 2002-01-29 Kazu Hirata <kazu@hxi.com>
13917 * config/h8300/h8300-protos.h: Update the prototype of
13919 * config/h8300/h8300.c (output_a_shift): Remove an unused
13920 argument 'insn'. Remove redundant code.
13921 * config/h8300/h8300.md: Adust to the new prototype of
13924 2002-01-29 Kazu Hirata <kazu@hxi.com>
13926 * config/h8300/h8300-protos.h: Update the prototypes of
13927 emit_a_rotate and expand_a_rotate.
13928 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
13929 first argument to 'enum rtx_code'.
13930 (expand_a_rotate): Likewise.
13932 2002-01-28 Kazu Hirata <kazu@hxi.com>
13934 * config/h8300/h8300-protos.h: Update the prototype of
13936 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
13938 * config/h8300/h8300.md: Adjust to the new prototype.
13940 2002-01-28 Kazu Hirata <kazu@hxi.com>
13942 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
13945 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
13947 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
13948 is a fixed register before returning pic_offset_table_rtx.
13949 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
13950 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
13952 2002-01-28 Jason Merrill <jason@redhat.com>
13954 * dwarf2.h: Sync with src version.
13956 2002-01-28 Paul Koning <pkoning@equallogic.com>
13958 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
13959 BT_FN_VOID_PTR_VAR.
13960 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
13961 * doc/extend.texi (__builtin_prefetch): Update documentation:
13962 first argument is now const void ptr.
13964 2002-01-28 Kazu Hirata <kazu@hxi.com>
13966 * config/h8300/h8300-protos.h: Remove an unused prototype.
13968 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
13970 * toplev.c (lang_independent_init): Round up identifier size.
13972 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13974 * config.gcc: Revert previous change.
13976 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
13978 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
13980 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13982 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
13983 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
13984 other non-elf netbsd config frags.
13985 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
13986 collect2 will does that.
13987 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
13988 shared-lib frobbing will work.
13990 2002-01-28 Kazu Hirata <kazu@hxi.com>
13992 * config/h8300/h8300.h: Fix formatting.
13993 * config/h8300/h8300.md: Likewise.
13995 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
13997 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
13998 the old, removed AAA_standards fix.
13999 * fixinc/fixincl.x: Rebuilt.
14001 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14003 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14004 atexit call in crtbegin, hooked in after call to frame_dummy;
14005 register EH before registering __fini__start.
14007 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14009 * config/rs6000/altivec.h: Remove spurious semicolons.
14011 2002-01-27 Kazu Hirata <kazu@hxi.com>
14013 * config/h8300/h8300.md: Replace dead bit extraction patterns
14014 with ones that work.
14016 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14018 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14019 if not STRICT_ALIGNMENT.
14020 * rtl.h (MEM_ALIGN): Likewise.
14022 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14024 * doc/invoke.texi (-fdump-translation-unit): Revert this
14025 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14027 2002-01-27 Kazu Hirata <kazu@hxi.com>
14029 * config/h8300/h8300.md (define_constants): New.
14030 (anonymous patterns) Use defined constants appropriately.
14032 2002-01-27 Kazu Hirata <kazu@hxi.com>
14034 * config/h8300/h8300.c (function_arg): Remove redundant code.
14036 2002-01-26 Richard Henderson <rth@redhat.com>
14038 * sched-deps.c (reg_pending_uses_head): New.
14039 (reg_pending_barrier): Rename from reg_pending_sets_all.
14040 (find_insn_list): Don't mark inline.
14041 (find_insn_mem_list): Remove.
14042 (add_dependence_list, add_dependence_list_and_free): New.
14043 (flush_pending_lists): Replace only_write param with separate
14044 for_read and for_write parameters. Update all callers. Use
14045 add_dependence_list_and_free.
14046 (sched_analyze_1): Do not add reg dependencies here; just set
14047 the pending bits. Use add_dependence_list.
14048 (sched_analyze_2): Likewise.
14049 (sched_analyze_insn): Replace schedule_barrier_found with
14050 reg_pending_barrier. Add all dependencies for pending reg
14051 uses, sets, and clobbers.
14052 (sched_analyze): Don't add reg dependencies for calls, just
14053 set pending bits. Use regs_invalidated_by_call. Treat
14054 sched_before_next_call as a normal list, not a fake insn.
14055 (init_deps): No funny init for sched_before_next_call.
14056 (free_deps): Free pending mems lists. Don't zero reg_last.
14057 (init_deps_global): Init reg_pending_uses.
14058 (finish_deps_global): Free it.
14059 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14060 (find_insn_mem_list): Remove.
14061 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14062 (propagate_deps): Use them. Zero temp mem lists.
14064 2002-01-26 Richard Henderson <rth@redhat.com>
14066 * Makefile.in (CRTSTUFF_CFLAGS): New.
14067 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14068 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14069 crtstuff.c instead of alpha assembly version.
14070 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14071 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14072 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14073 (__do_global_dtors_aux): Mark used.
14074 (frame_dummy, __do_global_ctors_aux): Mark used.
14075 (fini_dummy, init_dummy): Remove.
14077 * config/alpha/crtbegin.asm: Remove file.
14078 * config/alpha/crtend.asm: Remove file.
14079 * config/alpha/t-crtbe: Remove file.
14080 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14081 (LINK_EH_SPEC): New.
14083 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14084 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14085 calling constructors.
14086 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14088 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14089 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14090 CRT_END_INIT_DUMMY hack.
14091 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14092 FORCE_{INIT,FINI}_SECTION_ALIGN.
14094 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14095 FORCE_{INIT,FINI}_SECTION_ALIGN.
14097 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14098 invocation sequence.
14099 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14101 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14102 (FORCE_CODE_SECTION_ALIGN): New.
14104 2002-01-26 Richard Henderson <rth@redhat.com>
14106 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14108 2002-01-26 Richard Henderson <rth@redhat.com>
14110 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14111 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14113 2002-01-26 Kazu Hirata <kazu@hxi.com>
14115 * config/h8300/h8300.md: Remove bit extraction patterns that
14116 cannot be triggered.
14117 Restrict each bit extraction pattern to a variant on which the
14120 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14122 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14124 2002-01-26 Kazu Hirata <kazu@hxi.com>
14126 * config/h8300/h8300.md: Remove bit test patterns that cannot
14128 Restrict each bit test pattern to a variant on which the
14131 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14133 * builtins.c (expand_builtin_strncat): Remove redundant check for
14136 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14138 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14140 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14143 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14145 * dbxout.c (dbxout_init): Use assemble_name rather than just
14146 stripping off the first character.
14147 (dbxout_source_file): Likewise.
14149 2002-01-25 DJ Delorie <dj@redhat.com>
14151 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14152 using rtx_equal_p, not by comparing pointers.
14154 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14156 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14157 for PIC_OFFSET_TABLE_REGNUM.
14158 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14160 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14162 * config.gcc (x86_64-*-freebsd*): New target.
14163 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14165 (i[34567]86-*-freebsd*): Don't include svr4.h.
14166 * config/i386/freebsd64.h: New file.
14168 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14170 * config/alpha/x-vms (version): Make static.
14172 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14173 in previous checkin.
14175 * Makefile.in (install-headers-cp): New target.
14176 * config.gcc (alpha-dec-*vms*): Install headers with
14179 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14181 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14184 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14186 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14187 of compare_tree_int.
14188 (expand_builtin_strncat): Likewise.
14189 * c-decl.c (finish_struct): Use tree_low_cst.
14190 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14191 * tree.c (compare_tree_int): Likewise.
14193 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14195 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14196 adjustments even if they are implemented by more than two insns.
14198 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14200 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14201 * df.h (struct ref): Kill B.
14202 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14204 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14205 * flow.c (propagate_one_insn): Use it.
14206 (mark_used_regs): Handle NIL.
14208 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14210 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14213 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14215 * rs6000.md (prefetch): Make address V4SI mode so that the address
14216 is restricted to legitimate form for instruction.
14218 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14220 * doc/install.texi (xtensa-*-elf): New target.
14221 (xtensa-*-linux*): New target.
14222 * doc/contrib.texi: Add myself.
14224 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14226 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14227 purpose register to hold an SImode (or smaller) value.
14229 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14231 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14233 * crtstuff.c: Likewise.
14235 2002-01-25 Kazu Hirata <kazu@hxi.com>
14237 * config/h8300/h8300.md (negation patterns): Tighten
14238 predicates to register_operand.
14240 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14242 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14245 * builtins.c (expand_builtin_prefetch): Same.
14247 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14249 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14252 2002-01-24 Kazu Hirata <kazu@hxi.com>
14254 * config/h8300/h8300.c (print_operand): Remove support for
14255 operand character 'A'.
14256 * config/h8300/h8300.md (three anonymous patterns): Replace
14257 operand character 'A' with either 'T' or 'S'.
14259 2002-01-24 Kazu Hirata <kazu@hxi.com>
14261 * config/h8300/h8300.c (print_operand): Remove support for
14262 operand character 'U'.
14264 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
14266 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
14268 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
14270 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
14271 values to be assigned to the stack pointer.
14273 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14275 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
14276 to const_double needs to be done right for big-endian systems.
14278 2002-01-24 Jason Merrill <jason@redhat.com>
14281 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
14282 to can_throw_internal.
14284 2002-01-23 Richard Henderson <rth@redhat.com>
14286 * fold-const.c (fold): Change UINT_MAX test to check vs precision
14287 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
14289 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14291 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
14292 (symGOT2reg): Use them, then set as GOT value as unchanging.
14293 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
14294 as a temporary, if possible.
14295 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
14296 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
14298 2002-01-23 Kazu Hirata <kazu@hxi.com>
14300 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
14301 accept to accept 0x80 as operands[2].
14303 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14305 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
14307 2002-01-23 Richard Henderson <rth@redhat.com>
14309 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
14311 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
14313 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
14314 (parmlist_or_identifiers_1): Verify that only a parmlist follows
14317 2002-01-23 Richard Henderson <rth@redhat.com>
14319 * expr.c (move_by_pieces_1): Extend size before negation.
14321 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
14322 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
14323 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
14324 * config/m68k/t-m68kelf: Likewise.
14326 2002-01-23 Bob Wilson <bob.wilson@acm.org>
14328 * config/xtensa/elf.h: New file.
14329 * config/xtensa/lib1funcs.asm: New file.
14330 * config/xtensa/lib2funcs.S: New file.
14331 * config/xtensa/linux.h: New file.
14332 * config/xtensa/t-xtensa: New file.
14333 * config/xtensa/xtensa-config.h: New file.
14334 * config/xtensa/xtensa-protos.h: New file.
14335 * config/xtensa/xtensa.c: New file.
14336 * config/xtensa/xtensa.h: New file.
14337 * config/xtensa/xtensa.md: New file.
14338 * config.gcc (xtensa-*-elf*): New target.
14339 (xtensa-*-linux*): New target.
14340 * cse.c (canon_hash): Compare rtx pointers instead of register
14341 numbers. This is required for the Xtensa port.
14342 * integrate.c (copy_insn_list): Handle case where the static
14343 chain is in memory and the memory address has to be copied to
14345 * doc/invoke.texi (Option Summary): Add Xtensa options.
14346 (Xtensa Options): New node.
14347 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
14349 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14351 * diagnostic.c (internal_error): Do ICE suppression only
14352 when ENABLE_CHECKING is not defined.
14354 * c-typeck.c (require_complete_type): Return error_mark_node
14355 if type is error_mark_node.
14357 2002-01-23 Janis Johnson <janis187@us.ibm.com>
14359 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
14360 -Os and issue a warning.
14362 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14364 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
14365 current (lack of) need for host configuration by hand.
14367 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
14368 references. Documentation of some target macros moved from
14369 hostconfig.texi to tm.texi.
14371 2002-01-23 Will Cohen <wcohen@redhat.com>
14373 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
14376 2002-01-23 Kazu Hirata <kazu@hxi.com>
14378 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
14381 2002-01-23 Jason Merrill <jason@redhat.com>
14383 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
14385 * function.c (assign_parms): Don't put args of inline functions
14386 into registers when not optimizing.
14388 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
14390 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
14391 (prologue_use): New pattern.
14392 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
14393 preference to gen_rtx_USE.
14394 (thumb_expand_prologue): Use gen_prologue_use in preference to
14396 (thumb_expand_epilogue): Use gen_prologue_use in preference to
14399 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
14401 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
14403 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
14406 * doc/extend.texi: Correct documentation of __alignof__.
14408 2002-01-22 Zack Weinberg <zack@codesourcery.com>
14410 * params.h: Rename arguments of DEFPARAM so that it will be
14411 recognized as a translation keyword.
14413 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14415 * extend.texi: Document altivec functions.
14416 Fix N-bit adjectives in X86 builtin documentation.
14418 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14420 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
14421 auto_inc_dec values.
14423 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
14425 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
14427 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
14429 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14431 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
14433 2002-01-22 Richard Henderson <rth@redhat.com>
14435 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
14436 copy_insn not copy_rtx.
14438 2002-01-23 Alan Modra <amodra@bigpond.net.au>
14440 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
14441 "nonzero" as that might add "1" bits. Ensure "constop" is
14442 properly sign extened.
14443 (force_to_mode): Tweak for sign extended constop.
14445 2002-01-22 Richard Henderson <rth@redhat.com>
14447 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
14448 for_each_rtx instead of assuming we're already looking at the MEM.
14449 (split_small_symbolic_mem_operand): Likewise.
14450 * config/alpha/alpha.h (PREDICATE_CODES): Update.
14451 * config/alpha/alpha.md (small symbolic memory splitters): Update.
14453 2002-01-22 Richard Henderson <rth@redhat.com>
14455 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
14456 sequence number for the literal.
14457 (divmoddi_internal_er): Likewise.
14459 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14462 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
14463 in LIBICONV variable.
14464 * configure: Regenerated.
14466 2002-01-22 Krister Walfridsson <cato@df.lth.se>
14468 * dependence.c (build_def_use): Remove array_idx.
14470 * dwarfout.c (last_filename): Remove.
14471 (output_compile_unit_die): Remove last_filename.
14473 2002-01-22 Roger Sayle <roger@eyesopen.com>
14474 Richard Henderson <rth@redhat.com>
14477 * fold-const.c (fold): Optimize unsigned comparisons against
14478 UINT_MAX (and similar unsigned constants).
14480 2002-01-22 Janis Johnson <janis187@us.ibm.com>
14482 * Makefile.in (loop.o): Depend on OPTABS_H.
14483 * loop.c (emit_prefetch_instructions): Check the prefetch operand
14484 against the predicate.
14487 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
14488 for the address operand.
14490 2002-01-22 Richard Henderson <rth@redhat.com>
14492 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
14494 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14497 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
14498 preprocessor flags.
14500 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
14502 * config.gcc (x86_64-*-netbsd*): New target.
14503 * config/i386/netbsd64.h: New file.
14505 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14507 * regrename.c (kill_value): Fix typo.
14509 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14511 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
14513 * config/rs6000/rs6000.h: Same.
14515 * function.c (instantiate_virtual_regs): Remove
14516 STARTING_FRAME_PHASE.
14517 (assign_stack_local_1): Same.
14518 Calculate frame phase.
14520 2002-01-22 Nick Clifton <nickc@redhat.com>
14522 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
14523 variable declaration to outer scope in order to simplify
14525 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
14526 arm_hard_regno_mode_ok.
14527 * config/arm/arm-protos.h: Add a prototype for
14528 arm_hard_regno_mode_ok.
14529 * config/arm/arm.c (soft_df_operand): Remove now redundant
14530 check for DImode values using IP_REGNUM.
14531 (nonimmediate_soft_df_operand): Remove now redundant check for
14532 DImode values using IP_REGNUM.
14533 (arm_hard_regno_mode_ok): New function. New check: make sure
14534 that DImode values are not stored in IP_REGNUM.
14536 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
14538 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
14540 2002-01-22 Jason Merrill <jason@redhat.com>
14542 * c-semantics.c (genrtl_compound_stmt): Only check nesting
14543 consistency if this COMPOUND_STMT is scoped.
14545 2002-01-22 Kazu Hirata <kazu@hxi.com>
14547 * predict.c: Fix formatting.
14548 * print-tree.c: Likewise.
14549 * protoize.c: Likewise.
14550 * real.h: Likewise.
14552 * sbitmap.h: Likewise.
14553 * scan.c: Likewise.
14554 * sched-deps.c: Likewise.
14555 * sched-vis.c: Likewise.
14556 * sdbout.c: Likewise.
14557 * sibcall.c: Likewise.
14559 * ssa-ccp.c: Likewise.
14560 * ssa-dce.c: Likewise.
14561 * stmt.c: Likewise.
14562 * stor-layout.c: Likewise.
14563 * system.h: Likewise.
14565 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14567 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
14568 if fits in bounds of base type.
14570 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
14571 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
14572 (add_bound_info, default): If can't find a context, make a
14574 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
14576 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
14578 * c-typeck.c (parser_build_binary_op): If result from
14579 build_binary_op is ERROR_MARK just return error_mark_node without
14580 further processing.
14582 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
14584 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
14585 Split a.out-specific bits into...
14586 * config/netbsd-aout.h: ...this.
14587 * config/netbsd-elf.h: New file.
14588 * config/alpha/netbsd-elf.h: Remove.
14589 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
14590 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
14591 (STARTFILE_SPEC): Remove redundant definition.
14592 (ENDFILE_SPEC): Likewise.
14593 (LINK_SPEC): Likewise.
14594 (CPP_SPEC): Likewise.
14595 (ASM_SPEC): Likewise.
14596 (LIB_SPEC): Likewise.
14597 (SWITCH_TAKES_ARG): Likewise.
14598 (TARGET_MEM_FUNCTIONS): Likewise.
14599 (CPP_PREDEFINES): Redefine.
14600 (ASM_FINAL_SPEC): Remove redefinition.
14601 (ASM_COMMENT_START): Redefine.
14602 (FUNCTION_PROFILER): Define.
14603 (TARGET_VERSION): Redefine.
14604 Comment and formatting cleanup.
14605 * config/i386/netbsd.h: Include <netbsd-aout.h>.
14606 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
14607 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
14608 big- or little-endian.
14609 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
14610 * config.gcc (*-*-netbsd*): Add definitions common to all
14612 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
14613 gnu_ld definitions. Add netbsd-elf.h to and remove
14614 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
14615 tmake_file, and don't lose previous tmake_file contents.
14616 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
14617 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
14618 gnu_ld definitions. Add netbsd-elf.h to tm_file.
14619 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
14620 (mipsel-*-netbsd*): Rename this to...
14621 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
14622 mips/little.h to tm_file for mips*el-*.
14623 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
14624 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
14625 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
14627 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14629 * pa-protos.h (reg_before_reload_operand): New function prototype.
14630 * pa.c (reg_before_reload_operand): New function implementation.
14631 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
14632 contraints to "*m".
14634 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14636 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
14638 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14640 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
14641 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
14642 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
14643 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
14644 (ENDFILE_SPEC): Undefine.
14645 (STARTFILE_SPEC): Redefine for PA.
14647 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14649 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
14651 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
14653 * config.gcc: Add entries to supported PowerPC --with-cpu
14656 2002-01-21 Jakub Jelinek <jakub@redhat.com>
14658 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
14659 true for 64-bit mode only SSE registers in 32-bit mode.
14661 2002-01-21 Kazu Hirata <kazu@hxi.com>
14663 * unwind-dw2.c: Fix formatting.
14664 * unwind-dw2-fde.c: Likewise.
14665 * unwind-dw2-fde.h: Likewise.
14666 * unwind-pe.h: Likewise.
14667 * varasm.c: Likewise.
14668 * varray.h: Likewise.
14670 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14672 Remove workaround for register stack overwrite bug in mmix.
14673 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
14674 support for TARGET_REG_STACK_FILL_BUG.
14675 * config/mmix/mmix.h: Remove member has_call_without_parameters.
14676 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
14678 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
14679 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
14680 -mno-reg-stack-fill-bug-workaround.
14681 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
14682 machine member has_call_without_parameters.
14683 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
14684 -mreg-stack-fill-bug-workaround and
14685 -mno-reg-stack-fill-bug-workaround.
14686 (MMIX Options): Ditto.
14688 2002-01-21 Kazu Hirata <kazu@hxi.com>
14690 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
14692 Remove redundant code.
14694 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
14696 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
14697 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
14698 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
14699 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
14700 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
14701 out target macro definitions and non-target-specific comments
14702 mostly taken from old versions of the manual.
14704 2002-01-20 Kazu Hirata <kazu@hxi.com>
14706 * config/h8300/h8300.h: Fix comment formatting.
14707 * config/ia64/aix.h: Likewise.
14708 * config/ia64/ia64-protos.h: Likewise.
14709 * config/ia64/ia64.c: Likewise.
14710 * config/ia64/ia64.h: Likewise.
14711 * config/ia64/ia64intrin.h: Likewise.
14712 * config/ia64/linux.h: Likewise.
14713 * config/ia64/unwind-aix.c: Likewise.
14714 * config/ia64/unwind-ia64.c: Likewise.
14716 2002-01-20 Kazu Hirata <kazu@hxi.com>
14718 * config/h8300/h8300.c: Revise comments about shift code.
14720 2002-01-20 Kazu Hirata <kazu@hxi.com>
14722 * config/h8300/h8300.c (function_arg): Update a comment.
14724 2002-01-20 Kazu Hirata <kazu@hxi.com>
14726 * config/h8300/h8300.md: Update the comments at the beginning
14729 2002-01-20 Kazu Hirata <kazu@hxi.com>
14731 * config/i370/i370.c: Fix comment formatting.
14732 * config/i370/i370.h: Likewise.
14733 * config/i370/i370.md: Likewise.
14734 * config/i370/linux.h: Likewise.
14736 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14738 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
14740 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
14741 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
14742 in incomplete case.
14744 2002-01-20 Graham Stott <grahams@redhat.com>
14746 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
14748 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
14750 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
14752 2002-01-19 Tom Rix <trix@redhat.com>
14754 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
14756 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
14758 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
14760 * function.c (assign_stack_local_1): Adjust x_frame_offset with
14761 STARTING_FRAME_PHASE.
14762 (STARTING_FRAME_PHASE): New.
14763 (instantiate_virtual_regs): Check saneness of
14764 STARTING_FRAME_PHASE.
14766 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
14768 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14770 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
14772 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
14774 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
14775 be used for bootstrapping GCC 3.0.
14777 2002-01-18 Kazu Hirata <kazu@hxi.com>
14779 * config/h8300/h8300.md: Fix an insn length.
14781 2002-01-18 Kazu Hirata <kazu@hxi.com>
14783 * bitmap.h: Fix comment formatting.
14784 * combine.c: Likewise.
14785 * cppfiles.c: Likewise.
14786 * c-pragma.h: Likewise.
14787 * c-typeck.c: Likewise.
14789 * dwarf2out.c: Likewise.
14790 * function.c: Likewise.
14792 * genattrtab.c: Likewise.
14793 * gthr-win32.h: Likewise.
14794 * haifa-sched.c: Likewise.
14795 * predict.c: Likewise.
14796 * rtlanal.c: Likewise.
14798 * unwind-dw2-fde.h: Likewise.
14799 * unwind-pe.h: Likewise.
14800 * vmsdbgout.c: Likewise.
14802 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14804 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
14805 if type_required and passed decl.
14807 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
14809 * config.gcc (cpu_type): Include altivec.h in powerpc
14813 * config/rs6000/altivec.h: New.
14815 2002-01-17 David Edelsohn <edelsohn@gnu.org>
14817 * doc/install.texi (*-ibm-aix*): Update assembler and exception
14818 handling information.
14819 * doc/trouble.texi (Interoperation): Add libstdc++ information
14821 (Misunderstandings): Add template instantiation and static template
14822 member information for AIX.
14824 2002-01-17 Jason Merrill <jason@redhat.com>
14826 * dbxout.c (dbxout_type): Support const and volatile.
14828 * except.c (add_partial_entry): Remove backwards compatibility code.
14829 (end_protect_partials): Likewise.
14831 2002-01-17 Jakub Jelinek <jakub@redhat.com>
14833 * config/ia64/ia64.md (prologue_use): New.
14834 * config/ia64/ia64.c (ia64_expand_prologue): Use
14835 gen_prologue_use instead of gen_rtx_USE.
14836 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
14837 as CODE_FOR_pred_rel_mutex.
14838 (ia64_sched_reorder2): Likewise.
14840 2002-01-16 Eric Christopher <echristo@redhat.com>
14842 * config/mips/r3900.h: Reformat.
14843 (SUBTARGET_CPP_SIZE_SPEC): Remove.
14844 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
14845 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
14846 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
14847 * config/mips/t-elf: Remove mips3 multilib.
14849 2002-01-16 H.J. Lu <hjl@gnu.org>
14851 * config/mips/linux.h: Include "mips/abi64.h".
14853 2002-01-16 H.J. Lu <hjl@gnu.org>
14855 * config/mips/t-linux: New.
14857 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
14859 * config/mips/linux.h: Don't include "gofast.h".
14860 (INIT_SUBTARGET_OPTABS): Removed.
14862 2002-01-16 Kazu Hirata <kazu@hxi.com>
14864 * config/h8300/h8300-protos.h: Replace emit_a_shift with
14866 * config/h8300/h8300.c: Likewise.
14867 * config/h8300/h8300.md: Likewise.
14869 2002-01-16 Kazu Hirata <kazu@hxi.com>
14871 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
14872 spaces after an opcode name.
14873 (pushqi1_h8300hs): Likewise.
14874 (pushhi1_h8300hs): Likewise.
14876 2002-01-16 Kazu Hirata <kazu@hxi.com>
14878 * doc/extend.texi: Replace "option" with "attribute"
14881 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14883 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
14884 (and:DI () (const_int -8)).
14885 (split_small_symbolic_mem_operand): Split
14886 (mem (and:DI () (const_int -8)).
14888 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14891 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
14892 same way as TYPE_IMUL.
14893 (ultrasparc_sched_reorder): Likewise.
14894 * config/sparc/sparc.md (type): Add comment to update
14895 ultrasparc_sched_reorder when making changes.
14897 2002-01-16 Kazu Hirata <kazu@hxi.com>
14899 * doc/invoke.texi: Change the dump file name of block
14900 reordering pass from 28.bbro to 29.bbro.
14901 Mention -dk option.
14903 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
14905 * i386.md (minsf splitter): Fix pasto.
14907 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14909 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
14910 to frame pointer initialisation instruction.
14911 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
14912 initialisation instruction.
14913 (soft_df_operand): Do not accept the IP register.
14914 (nonimmediate_soft_df_operand): Do not accept the IP register.
14916 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14919 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
14920 MASK_V8 being both set.
14922 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
14924 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
14925 insn for GOT register; add REG_MAYBE_DEAD notes instead.
14926 config/s390/s390.md (call, call_value): Add GOT register to
14927 CALL_INSN_FUNCTION_USAGE where needed.
14928 (call_exp, call_value_exp): New.
14930 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14932 * config/arm/arm.c: General formatting tidy up.
14934 2002-01-16 Graham Stott <grahams@redhat.com>
14936 * calls.c (try_to_integrate): Use "(size_t)" intermediate
14937 cast and when casting an integer literal to "rtx" pointer.
14938 (expand_call): Likewise.
14939 * flow.c (try_pre_increment): Likewise.
14940 (find_use_as_address): Likewise.
14941 * integrate.c (expand_iline_function): Likewise.
14942 * regmove.c (try_auto_increment): Likewise.
14944 2002-01-16 Graham Stott <grahams@redhat.com>
14946 * sched-rgn.c (passed): Use sbitmap_free.
14947 (header): Likewise.
14949 (in_queue): Likewise.
14950 (in_stack): Likewise.
14952 2002-01-15 Eric Christopher <echristo@redhat.com>
14954 * flow.c (propagate_one_insn): Change to use fatal_insn.
14956 2002-01-15 Kazu Hirata <kazu@hxi.com>
14958 * expmed.c (extract_fixed_bit_field): Remove unused code.
14959 * system.h: Poison SLOW_ZERO_EXTEND.
14960 * doc/tm.texi: Remove.
14961 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
14962 * config/arm/arm.h: Likewise.
14963 * config/avr/avr.h: Likewise.
14964 * config/clipper/clipper.h: Likewise.
14965 * config/convex/convex.h: Likewise.
14966 * config/d30v/d30v.h: Likewise.
14967 * config/dsp16xx/dsp16xx.h: Likewise.
14968 * config/elxsi/elxsi.h: Likewise.
14969 * config/fr30/fr30.h: Likewise.
14970 * config/h8300/h8300.h: Likewise.
14971 * config/i370/i370.h: Likewise.
14972 * config/i386/i386.h: Likewise.
14973 * config/m68k/m68k.h: Likewise.
14974 * config/mips/mips.h: Likewise.
14975 * config/ns32k/ns32k.h: Likewise.
14976 * config/pdp11/pdp11.h: Likewise.
14977 * config/pj/pj.h: Likewise.
14978 * config/s390/s390.h: Likewise.
14979 * config/sh/sh.h: Likewise.
14980 * config/stormy16/stormy16.h: Likewise.
14981 * config/v850/v850.h: Likewise.
14982 * config/vax/vax.h: Likewise.
14983 * config/we32k/we32k.h: Likewise.
14985 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14987 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
14988 (altivec_lvsl): Change constraint to b.
14989 (altivec_lvsr): Same.
14990 (altivec_lvebx): Same.
14991 (altivec_lvehx): Same.
14992 (altivec_lvewx): Same.
14993 (altivec_lvxl): Same.
14994 (altivec_lvx): Same.
14995 (altivec_stvx): Add parallel.
14996 (altivec_stvxl): Same.
14997 (altivec_stvehx): Same.
14998 (altivec_stvebx): Same.
14999 (altivec_stvebx): Same.
15001 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15003 * config.gcc: Change altivec.h to altivec-defs.h.
15005 * config/rs6000/altivec.h: Delete.
15007 * config/rs6000/altivec-defs.h: Add.
15009 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15011 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15014 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15015 less than or equal to eight bytes.
15017 * vax.md (andsi3): Remove constraints and change SET destination
15018 operand type to nonimmediate_operand.
15019 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15020 when it is a CONST_INT.
15022 2002-01-15 Jason Merrill <jason@redhat.com>
15024 * c-common.def (FILE_STMT): New code.
15025 * c-common.c (statement_code_p): It's a statement.
15026 * c-common.h (stmt_tree_s): Add x_last_filename.
15027 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15028 (last_expr_filename): New macro.
15029 * c-semantics.c (begin_stmt_tree): Initialize it.
15030 (add_stmt): If the filename changed, also insert a
15032 (expand_stmt): Handle seeing one.
15034 2002-01-15 Eric Christopher <echristo@redhat.com>
15036 * flow.c (propagate_one_insn): Add error message and print out
15037 insn for debugging.
15039 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15041 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15042 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15043 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15044 TRAMPOLINE_ALIGNMENT.
15045 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15047 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15048 PCC_BITFIELD_TYPE_MATTERS.
15049 * config/interix.h (STDC_VALUE): Remove. Use
15050 STDC_0_IN_SYSTEM_HEADERS.
15051 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15052 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15053 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15055 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15057 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15058 not work on this platform currently.
15060 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15062 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15063 readonly_warning in _().
15065 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15067 * gcc.c (delete_if_ordinary): Backout previous change.
15069 2002-01-15 Kazu Hirata <kazu@hxi.com>
15071 * config/h8300/h8300.c (print_operand): Remove support for
15072 unused operand characters.
15074 * read-rtl.c: Fix formatting.
15075 * real.c: Likewise.
15076 * recog.c: Likewise.
15077 * regclass.c: Likewise.
15078 * regmove.c: Likewise.
15079 * reg-stack.c: Likewise.
15080 * reload1.c: Likewise.
15081 * rtlanal.c: Likewise.
15083 2002-01-15 Kazu Hirata <kazu@hxi.com>
15085 * config/i386/i386.c: Fix formatting.
15087 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15089 * c-typeck.c (process_init_element): Don't save_expr
15090 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15092 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15094 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15095 emit optional traceback table if optimize_size or TARGET_ELF.
15096 * config/rs6000/rs6000.md (prefetch): New.
15098 2002-01-15 Andreas Jaeger <aj@suse.de>
15100 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15102 2002-01-15 Kazu Hirata <kazu@hxi.com>
15104 * mips-tfile.c: Fix formatting.
15106 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15108 * unroll.c (final_reg_note_copy): Fix previous commit.
15110 2002-01-14 Kazu Hirata <kazu@hxi.com>
15112 * config/h8300/h8300-protos.h: Remove the prototype for
15114 * config/h8300/h8300.c (eq_operator): Remove.
15116 2002-01-14 Richard Henderson <rth@redhat.com>
15118 * config/i386/i386.md (prefetch): Tidy.
15119 (prefetch_3dnow): Fix locality operand.
15121 2002-01-14 Richard Henderson <rth@redhat.com>
15123 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15124 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15126 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15128 * reload1.c (reload_combine): Pass reg_sum replacement through
15129 copy_rtx in loop performing multiple changes.
15131 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15133 * except.c (remove_unreachable_regions): New.
15134 (free_eh_status): Clear exception_handler_labels.
15135 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15136 (find_exception_handler_labels): Don't add the same label more than
15138 (remove_exception_handler_label): Don't die if
15139 find_exception_handler_labels hasn't been called for the current
15142 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15144 * toplev.c (rest_of_compilation): Rebuild jump labels after
15147 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15149 * doc/extend.texi: Move documentation of X86 built-in functions
15151 * doc/invoke.texi: From here.
15152 * doc/sourcebuild.texi: Document location of documentation for
15153 machine built-in functions.
15155 2002-01-13 Christopher Faylor <cgf@redhat.com>
15157 * cppfiles.c (TEST_THRESHOLD): New macro.
15158 (SHOULD_MMAP): Ditto.
15159 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15162 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15164 * unroll.c (final_reg_note_copy): Properly handle
15166 (unroll_loops): Fix LOOP_CONDITION heuristics.
15168 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15170 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15171 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15173 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15175 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15178 2002-01-14 Tom Rix <trix@redhat.com>
15180 * config/rs6000/rs6000.md: Fix typo with sradi.
15182 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15184 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15185 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15186 (clrstrdi, clrstrsi): Adapt callers.
15188 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15190 (movti splitter): Never use register 0 as base register.
15192 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15194 * combine.c (simplify_shift_const): Always generate new rtx
15195 for shift expression instead of reusing given expression.
15197 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15199 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15200 alpha_legitimize_address unless mode is Pmode.
15202 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15204 * doc/md.texi (Modifiers): Document the '*' constraint for the
15207 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15208 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15211 2002-01-13 Richard Henderson <rth@redhat.com>
15213 * reload.c (find_reloads): Use a hard reg destination as reload reg
15214 for an input reload of the source.
15216 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15218 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15221 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15223 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15224 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15226 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15228 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15230 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15232 2002-01-12 Tom Rix <trix@redhat.com>
15234 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15237 2002-01-12 Richard Henderson <rth@redhat.com>
15239 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15241 * doc/invoke.texi: Update Alpha options.
15243 * doc/invoke.texi: Update i386 built-in function lists.
15245 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15247 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15248 referencing outside.
15250 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15252 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15253 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15254 offsets, and change line folding.
15255 * optabs.c (expand_binop): Remove warnings.
15256 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15258 2002-01-12 Graham Stott <grahams@redhat.com>
15260 * attribs.c (handle_deprecated_attribute): constify WHAT.
15261 * diagnostic.c (warn_deprecated_use): Add braces, fixes
15262 dangling else warning and constify WHAT.
15263 * except.h (struct function, struct inline_remap): Move
15264 struct tag forward defs before all prototypes.
15265 (duplicate_eh_regions): Whitespace.
15267 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
15269 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15270 MODE_BASE_REG_CLASS.
15271 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
15273 2002-01-12 Richard Henderson <rth@redhat.com>
15275 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
15276 (ix86_expand_vector_move): New.
15277 (bdesc_2arg): Remove andps, andnps, orps, xorps.
15278 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
15279 Remove old prefetch builtins. Special case the logicals removed above.
15280 (ix86_expand_builtin): Likewise.
15281 (safe_vector_operand): Use V4SFmode, not TImode.
15282 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
15283 (ix86_expand_timode_binop_builtin): New.
15284 * config/i386/i386-protos.h: Update.
15285 * config/i386/i386.h (enum ix86_builtins): Update.
15286 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
15287 Use ix86_expand_vector_move in vector move expanders.
15288 (movti_internal, movti_rex64): Add xorps alternative.
15289 (sse_clrv4sf): Rename and adjust from sse_clrti.
15290 (prefetch): Don't work so hard.
15291 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
15292 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
15293 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
15295 2002-01-11 Richard Henderson <rth@redhat.com>
15297 * config/i386/mmintrin.h: New file.
15298 * config/i386/xmmintrin.h: New file.
15299 * config.gcc (i?86-*-*): Add extra_headers.
15300 * simplify-rtx.c (simplify_unary_operation): Handle saturating
15302 (simplify_binary_operation): Handle saturating arithmetic codes.
15303 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
15304 not the lowpart subreg.
15305 (ix86_expand_builtin): Return a TImode dummy register instead of 0
15307 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
15309 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15311 * conflict.c (conflict_graph_compute): Free regsets when finished.
15312 * ssa.c (compute_coalesced_reg_partition): Likewise.
15314 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15316 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
15317 every where we allocate a register.
15319 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15321 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
15322 * lcm.c (compute_earliest, compute_farthest): Likewise.
15324 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15326 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
15328 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15330 * doc/rtl.texi (Insns): Fix 2 typos.
15332 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
15334 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
15335 options. Use @table @gcctabopt for MMIX options. Add index
15336 entries for MMIX options. Start new paragraph with first
15337 heading of the machine-dependent options.
15339 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
15342 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
15343 * combine.c (force_to_mode): Same.
15344 * reload1.c (clear_reload_reg_in_use): Same.
15346 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
15348 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
15351 2002-01-11 Andreas Jaeger <aj@suse.de>,
15352 Brad Lucier <lucier@math.purdue.edu>
15354 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
15357 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
15359 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
15360 Protect with IN_LIBGCC.
15361 (LINK_EH_SPEC): Add required trailing space.
15363 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
15365 * c-tree.h: Move function declarations so that they are listed
15366 under the filename which contains them.
15367 (check_identifier, finish_decl_top_level,
15368 lookup_name_current_level_global, shadow_record_fields): Remove.
15370 2002-01-11 Andreas Jaeger <aj@suse.de>
15372 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
15375 2002-01-10 Richard Henderson <rth@redhat.com>
15377 * config/alpha/alpha.c (print_operand): Add 'J'.
15378 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
15379 new operand with the sequence number for the lituse. When splitting
15380 the insns, use gen_movdi_er_high_g and generate a sequence number.
15381 (gen_movdi_er_high_g): Print the sequence number if non-zero.
15383 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
15385 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
15386 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
15388 (altivec_expand_builtin): Same.
15389 (altivec_expand_stv_builtin): New.
15391 * config/rs6000/rs6000.h (rs6000_builtins): Same.
15393 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
15394 ("altivec_lvehx"): New.
15395 ("altivec_lvewx"): New.
15396 ("altivec_lvxl"): New.
15397 ("altivec_lvx"): New.
15398 ("altivec_stvx"): New.
15399 ("altivec_stvebx"): New.
15400 ("altivec_stvehx"): New.
15401 ("altivec_stvewx"): New.
15402 ("altivec_stvxl"): New.
15404 2002-01-10 Richard Henderson <rth@redhat.com>
15406 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
15407 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
15408 care not to delete instructions twice.
15410 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15412 * toplev.c: Don't declare environ (it's not used anywhere).
15413 * configure.in: Don't check for declaration of environ.
15414 * config/i386/xm-mingw32.h: Don't #define environ.
15415 * config.in, configure: Regenerate.
15417 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15419 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
15420 * configure: Regenerate.
15422 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
15423 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
15424 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
15426 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
15427 LIMITS_H_TEST here, not in m68k/x-next.
15428 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
15429 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
15431 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
15432 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
15433 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
15435 * config/i386/x-djgpp: Renamed i386/t-djgpp.
15436 * config/m88k/x-dolph: Renamed m88k/t-dolph.
15437 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
15438 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
15439 replacement of quadlib.asm with quadlib.c.
15441 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
15442 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
15443 config/rs6000/xm-beos.h: Delete file.
15445 * config.gcc: Update to match above changes.
15447 2002-01-10 Kazu Hirata <kazu@hxi.com>
15449 * config/h8300/h8300.h: Fix comment typos.
15450 * config/h8300/h8300.md: Likewise.
15451 * config/h8300/lib1funcs.asm: Likewise.
15453 2002-01-10 Dale Johannesen <dalej@apple.com>
15455 PR optimization/5269
15456 * unroll.c (precondition_loop_p): Make *increment be the correct
15457 sign when n_iterations known, to avoid confusing caller.
15459 2002-01-10 Kazu Hirata <kazu@hxi.com>
15461 * doc/extend.texi (deprecated): Fix a typo.
15463 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
15465 * basic-block.h (update_br_prob_note): Declare.
15466 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
15467 (try_forward_edges): Care negative frequencies and update note.
15468 (outgoing_edges_match): Tweek conditional merging heuristics.
15469 (try_crossjump_to_edge): use update_br_prob_note.
15470 * cfglayout.c (fixup_reorder_chain): Likewise.
15471 * cfrtl.c (update_br_prob_note): New.
15472 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
15474 * i386.c (ix86_decompose_address): Return -1 if address contains
15476 (legitimate_address_p): Require ix86_decompose_address to return 1.
15478 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
15479 (cprop_insn): Likewise.
15481 2002-01-10 Kazu Hirata <kazu@hxi.com>
15483 * toplev.c: Fix formatting.
15484 * tree.c: Likewise.
15485 * tree-dump.c: Likewise.
15486 * unroll.c: Likewise.
15487 * unwind-dw2.c: Likewise.
15488 * unwind-dw2-fde.c: Likewise.
15489 * unwind-dw2-fde-glibc.c: Likewise.
15490 * unwind-sjlj.c: Likewise.
15492 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15494 * doc/invoke.texi: Document PDP-11 options.
15496 2002-01-10 Kazu Hirata <kazu@hxi.com>
15498 * config/h8300/h8300.h: Fix formatting.
15500 2002-01-10 Ira Ruben <ira@apple.com>
15502 Add __attribute__ ((deprecated)).
15503 * extend.texi: Document __attribute__ ((deprecated)).
15504 * invoke.texi: Document -Wno-deprecated-declarations.
15505 * testsuite/g++.dg/other/deprecated.C: New C++ test.
15506 * testsuite/gcc.dg/deprecated.c: New C test.
15507 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
15508 (c_common_attribute_table): Add "deprecated" entry.
15509 (handle_deprecated_attribute): New function.
15510 * c-decl.c (deprecated_states): New enum.
15511 deprecated_state: State of "deprecated" handling.
15512 (start_decl): Set deprecated_state based on attributes.
15513 (grokdeclarator): Test for deprecated uses, propagate attribute.
15514 * c-typeck.c (build_component_ref): Test for deprecated fields.
15515 (build_external_ref): Test for deprecated primaries.
15516 * diagnostic.c (warn_deprecated_use) New function to issue
15517 warnings about __attribute__ ((depricated)) references.
15518 * flags.h (warn_deprecated_decl): Extern declared for
15519 -W[no-]deprecated-declarations option.
15520 * print-tree.c (print_node): Show deprecated flag status.
15521 * toplev.c (warn_deprecated_decl): Defined.
15522 (W_options): Added "deprecated-declaration".
15523 * toplev.h (warn_deprecated_use): Extern declared.
15524 * tree.h (struct tree_common): Define deprecated_flag.
15525 (TREE_DEPRECATED): New macro to access flag.
15526 * cp/call.c (build_call): Test for deprecated calls.
15527 * cp/class.c (add_implicitly_declared_members): Set global
15528 flag to tell grokdeclarator to not issue deprecated warnings.
15529 * cp/cp-tree.h: Add extern for adding_implicit_members.
15530 * cp/decl.c (deprecated_states): New enum.
15531 (start_decl): Set deprecated_state based on attributes.
15532 (grokdeclarator): Test for deprecated uses, propagate attribute.
15533 * cp/lex.c (do_identifier): Test for deprecated primaries.
15534 * cp/typeck.c (build_component_ref): Test for deprecated fields.
15536 2002-01-10 Ira Ruben <ira@apple.com>
15538 Fix to assign attributes to inline member functions.
15539 * cp/decl.c (start_method): Handle attrlist.
15541 2002-01-10 Kazu Hirata <kazu@hxi.com>
15543 * combine.c (expand_field_assignment): Use subreg_lsb().
15545 2002-01-10 David Edelsohn <edelsohn@gnu.org>
15547 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
15548 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
15549 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
15550 Recurse for any operand of AND as long as constant is non-zero.
15552 2002-01-10 Kazu Hirata <kazu@hxi.com>
15554 * config/h8300/h8300.md: Remove constraints from expanders.
15556 2002-01-10 Kazu Hirata <kazu@hxi.com>
15558 * varasm.c: Fix formatting.
15559 * varray.c: Likewise.
15560 * vmsdbgout.c: Likewise.
15561 * xcoffout.c: Likewise.
15563 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
15565 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
15566 update edge probabilities to match.
15568 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15570 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
15572 * doc/languages.texi, doc/sourcebuild.texi: New files.
15573 * doc/configfiles.texi: Make a subsubsection. Update.
15574 * doc/configterms.texi: Add @node. Remove warning that this isn't
15575 instructions for building GCC.
15576 * doc/makefile.texi: Make a subsection.
15577 * doc/gccint.texi: Update.
15579 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
15581 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
15583 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
15585 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
15587 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
15589 * optabs.c (expand_fix): Look for wider integer modes first.
15591 * i386.md (mov?f): Avoid the fake const double trick for medium
15593 (min?f*/max?f*): Prohibit memory operands for i387 variant.
15594 (fop_df_4): Disable for SSE compilation.
15596 2002-01-10 Graham Stott <grahams@redhat.com>
15598 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
15599 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
15601 2002-01-10 Richard Henderson <rth@redhat.com>
15603 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
15605 2002-01-10 Richard Henderson <rth@redhat.com>
15607 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
15608 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
15610 2002-01-10 Kazu Hirata <kazu@hxi.com>
15612 * combine.c (can_combine_p): Fix a comment typo.
15614 2002-01-09 Zack Weinberg <zack@codesourcery.com>
15616 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
15617 empty list correctly. Change loop index $t to $f for
15618 consistency with rest of Makefile.
15620 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
15622 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
15623 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15625 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
15626 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
15627 (altivec_init_builtins): Same.
15628 (altivec_expand_unop_builtin): Return NULL_RTX on error.
15629 (altivec_expand_binop_builtin): Same.
15630 (altivec_expand_ternop_builtin): Same.
15633 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
15634 ("altivec_vctuxs"): Fix typo.
15635 ("altivec_vnmsubfp"): Same.
15636 ("altivec_dssall"): New.
15637 ("altivec_mfvscr"): New.
15638 ("altivec_dss"): New.
15639 ("altivec_lvsl"): New.
15640 ("altivec_lvsr"): New.
15641 ("altivec_dstt"): New.
15642 ("altivec_dstst"): New.
15643 ("altivec_dststt"): New.
15644 ("altivec_dst"): New.
15646 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
15647 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15649 2002-01-09 Richard Henderson <rth@redhat.com>
15651 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
15653 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
15655 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
15657 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
15659 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
15661 2002-01-09 Kazu Hirata <kazu@hxi.com>
15663 * read-rtl.c: Fix formatting.
15664 * real.c: Likewise.
15665 * regclass.c: Likewise.
15666 * regrename.c: Likewise.
15667 * reg-stack.c: Likewise.
15668 * reload1.c: Likewise.
15669 * reload.c: Likewise.
15672 2002-01-09 Kazu Hirata <kazu@hxi.com>
15674 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
15675 to extract items in the expr_list chain.
15677 2002-01-09 Richard Henderson <rth@redhat.com>
15679 * config/vax/vax.c (vax_rtx_cost): Never abort.
15681 * config/vax/vax.h (REAL_ARITHMETIC): Define.
15683 2002-01-09 Jan Hubicka <jh@suse.cz>
15685 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
15687 2002-01-09 Richard Henderson <rth@redhat.com>
15689 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
15690 Unify code from various alternatives.
15692 2002-01-09 Richard Henderson <rth@redhat.com>
15694 * regrename.c (copy_value): Ignore the copy if the source register
15695 is present in the value chain with a narrower mode.
15697 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15699 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
15700 for the c4x target. Also improve layout.
15702 2002-01-09 Richard Henderson <rth@redhat.com>
15704 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
15705 * config/m32r/m32r.md (and ior xor splitters): Swap operands
15706 to match insn patterns.
15708 2002-01-09 Richard Henderson <rth@redhat.com>
15710 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
15711 (copyprop_hardreg_forward_1): Likewise.
15713 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
15715 * pa.md (decrement_and_branch_until_zero): Change predicate for
15716 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
15718 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
15720 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
15721 gets undefined. For Darwin.
15723 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15725 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
15727 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15729 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
15731 2002-01-08 Richard Henderson <rth@redhat.com>
15733 * regrename.c (copy_value): Ignore overlapping copies.
15735 2002-01-08 Richard Henderson <rth@redhat.com>
15737 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
15738 as needed to avoid shared structure.
15740 2002-01-08 Kazu Hirata <kazu@hxi.com>
15742 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
15745 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15747 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
15748 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
15749 documentation of obsolete macros.
15750 * system.h: Poison these macros.
15751 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
15752 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
15753 config/c4x/c4x.h, config/clipper/clipper.h,
15754 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
15755 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
15756 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
15757 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
15758 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
15759 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
15760 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
15761 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
15762 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
15763 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
15764 config/sparc/sparc.h, config/stormy16/stormy16.h,
15765 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
15766 definitions and commented out definitions of obsolete macros.
15767 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
15768 of MAX_INT_TYPE_SIZE.
15770 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15772 * config/s390/s390.c (s390_preferred_reload_class): Never
15773 return ADDR_REGS if it isn't a subset of the given class.
15774 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
15775 FP_REGS, but all superclasses as well.
15777 * config/s390/s390.c (s390_function_profiler): Fix thinko.
15779 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
15780 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
15781 must not be a const_int.
15783 2002-01-08 Richard Henderson <rth@redhat.com>
15785 * Makefile.in (toplev.o): Depend on options.h.
15786 (gcc.o): Depend on specs.h.
15788 2002-01-08 Jakub Jelinek <jakub@redhat.com>
15790 * expr.c (store_expr): Convert VOIDmode constants back to target's
15793 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15795 * doc/invoke.texi: Markup gcc as @command. Refer to
15796 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
15797 of http://gcc.gnu.org/thanks.html.
15799 2002-01-08 Dale Johannesen <dalej@apple.com>
15801 * config/rs6000/rs6000.md: Add missing int register
15802 target case to movdf_low.
15804 2002-01-08 Zack Weinberg <zack@codesourcery.com>
15806 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
15807 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
15808 (cppinit.o): Depend on except.h.
15809 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
15810 s-specs): New rules.
15812 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
15813 Don't create specs.h/options.h/gencheck.h here. Remove
15814 unnecessary variable settings from last argument of AC_OUTPUT.
15815 * config.in, configure: Regenerate.
15816 * intl.c: Hardcode package name as "gcc".
15818 * cppinit.c: Include except.h.
15819 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
15821 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
15822 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
15823 (!)USING_SJLJ_EXCEPTIONS.
15824 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
15826 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15828 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
15829 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
15830 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
15831 documentation of obsolete macros.
15832 * system.h: Poison these macros.
15833 * config/d30v/d30v.h, config/ns32k/encore.h,
15834 config/stormy16/stormy16.h: Remove definitions and commented out
15835 definitions of obsolete macros.
15837 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
15839 * objc/objc-act.c (handle_class_ref): Mark the declaration of
15840 %sobjc_class_ref_%s as used - to prevent unwanted compiler
15843 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15845 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
15846 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
15847 to insn adjusting stack/frame pointer.
15848 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
15849 accept operands that cause the insn to be non-splittable.
15851 2002-01-08 Graham Stott <grahams@redhat.com>
15853 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
15854 (C_TYPE_FIELDS_VOLATILE): Likewise.
15855 (C_TYPE_BEING_DEFINED): Likewise.
15856 (C_IS_RESERVED_WORD): Likewise.
15857 (C_TYPE_VARIABLE_SIZE): Likewise.
15858 (C_DECL_VARIABLE_SIZE): Likewise.
15859 (C_MISSING_PROTOTYPE_WARNED): Likewise.
15860 (C_SET_EXP_ORIGINAL_CODE): Likewise.
15861 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
15863 (C_DECL_ANTICIPATED): Likewise.
15864 (c_build_type_variant): Add parenthesis.
15866 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15868 * gcc.c (option_map): Remove --version.
15869 (process_command): Handle -fversion following the GNU Coding
15870 Standards. Partially addresses PR other/704.
15872 2002-01-08 Graham Stott <grahams@redhat.com>
15874 * combine.c (combine_instructions): Fix typo.
15876 2002-01-08 Graham Stott <grahams@redhat.com>
15878 * debug.h: Use "tree" and "rtx" throughout.
15880 * debug.c: Likewise.
15882 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
15884 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
15885 constant pool, use the pool's version of the symbol instead.
15887 2002-01-07 Richard Henderson <rth@redhat.com>
15889 * regrename.c (find_oldest_value_reg): Ignore the value chain if
15890 the original register was copied in a mode with a fewer number of
15891 hard registers than the desired mode.
15892 (copyprop_hardreg_forward_1): Likewise.
15893 (debug_value_data): Fix loop test.
15894 * toplev.c (parse_options_and_default_flags): Reenable
15895 -fcprop-registers at -O1.
15897 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15899 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
15900 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
15902 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
15905 * config/rs6000/rs6000.md: Add altivec predicate patterns.
15907 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
15909 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
15910 (pa_output_function_prologue): Output local label at the beginning of
15911 the prologue when profiling.
15912 (hppa_profile_hook): Use the local label rather than the function label.
15913 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
15915 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15917 * config/rs6000/rs6000.c (print_operand): Remove extra space.
15918 (altivec_expand_unop_builtin): Fix thinko.
15919 (altivec_expand_binop_builtin): Same.
15920 (altivec_expand_ternop_builtin): Same.
15921 (altivec_expand_builtin): Same.
15923 2002-01-07 Richard Henderson <rth@redhat.com>
15925 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
15927 2002-01-07 Jason Merrill <jason@redhat.com>
15929 * unwind-dw2.c (execute_cfa_program): Use < again.
15931 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15933 * predict.c (combine_predictions_for_insn): Avoid division by zero.
15935 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15937 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
15938 Don't allow -1 - x -> ~x simplifications in the first pass.
15940 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15942 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
15944 (altivec_expand_binop_builtin): Same.
15945 (altivec_expand_unop_builtin): Same.
15946 (print_operand): Fix typo.
15947 (bdesc_1arg): Add vupk* variants.
15949 * rs6000.h (rs6000_builtins): Add vupk* enums.
15951 * rs6000.md: Add altivec_vupk* variants.
15953 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
15955 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
15956 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
15957 and last update dates.
15959 2002-01-07 Janis Johnson <janis187@us.ibm.com>
15961 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
15963 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
15965 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
15966 * config/avr/avr.h (CPP_SPEC): Likewise.
15967 (LINK_SPEC): Likewise.
15968 (CRT_BINUTILS_SPECS): Likewise.
15969 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15970 * doc/invoke.texi (AVR Options): Document them.
15972 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
15974 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
15977 2002-01-07 Graham Stott <grahams@redhat.com>
15979 * config/i386/i386.h: Update copyright date.
15980 (HALF_PIC_PTR): Add parenthesis.
15981 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
15982 (CONSTANT_ALIGNMENT): Add parenthesis.
15983 (DATA_ALIGNMENT): Likewise.
15984 (LOCAL_ALIGNMENT): Likewise.
15985 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
15986 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
15987 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
15988 (HARD_REGNO_NREGS): Add paranethesis.
15989 (VALID_SSE_REG_MODE): Whitespace.
15990 (VALID_MMX_REG_MODE): Whitespace.
15991 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
15992 (ix86_hard_regno_mode_ok): Add parenthesis.
15993 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
15994 (RETURN_IN_MEMORY): Whitespace.
15995 (N_REG_CLASSES): Add parenthesis.
15996 (INTEGER_CLASS_P): Add parenthesis and wrap.
15997 (FLOAT_CLASS_P): Likewise.
15998 (SSE_CLASS_P): Likewise.
15999 (MMX_CLASS_P): Likewise.
16000 (MAYBE_INTEGER_CLASS_P): Likewise.
16001 (MAYBE_FLOAT_CLASS_P): Likewise.
16002 (MAYBE_SSE_CLASS_P): Likewise.
16003 (MAYBE_MMX_CLASS_P): Likewise.
16004 (Q_CLASS_P): Likewise.
16005 (GENERAL_REGNO_P): Uppercase macro parameter.
16006 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16007 (FP_REGNO_P): Likewise.
16008 (ANY_FP_REGNO_P): Uppercase macro parameter.
16009 (SSE_REGNO_P): Likewise.
16010 (SSE_REGNO): Likewise.
16011 (SSE_REG_P): Likewise.
16012 (SSE_FLOAT_MODE_P): Likewise.
16013 (MMX_REGNO_P): Likewise.
16014 (MMX_REG_P):Likewise.
16015 (STACK_REG_P): Likewise.
16016 (NON_STACK_REG_P): Likewise.
16017 (STACK_TOP_P): Likewise.
16018 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16019 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16020 (SECONDARY_MEMORY_NEEDED): Likewise.
16021 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16022 (MD_ASM_CLOBBERS): Whitespace and wrap.
16023 (MUST_PASS_IN_STACK): Whitespace and wrap.
16024 (RETURN_POPS_ARGS): Add parenthesis.
16025 (INIT_CUMULATIVE_ARGS): Likewise.
16026 (FUNCTION_ARG): Likewise.
16027 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16028 (SETUP_INCOMING_VARARGS): Likewise.
16029 (BUILD_VA_LIST_TYPE): Add parenthesis.
16030 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16032 (EXPAND_BUILTIN_VA_ARG): Likewise.
16033 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16034 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16035 (INITIAL_ELIMINATION_OFFSET): Likewise.
16036 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16037 (REGNO_OK_FOR_BASE_P): Likewise.
16038 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16039 (REGNO_OK_FOR_DIREG_P): Likewise.
16040 (REG_OK_FOR_INDEX_P): Whitespace.
16041 (REG_OK_FOR_BASE_P): Whitespace.
16042 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16044 (FIND_BASE_TERM): Fix typo.
16045 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16046 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16047 (SYMBOLIC_CONST; Whitespace.
16048 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16049 (ENCODE_SECTION_INFO): Whitespace.
16050 (FINALIZE_PIC): Remove do { ... } while (0).
16051 (PROMOTE_MODE): Wrap in do { ... } while (0).
16052 (CONST_COSTS): Whitespace.
16053 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16054 (REGISTER_MOVE_COST): Add parenthesis.
16055 (MEMORY_MOVE_COST): Likewise.
16056 (EXTRA_CC_MODES): Whitespace.
16057 (SELECT_CC_MODE): Add parenthesis and whitespace.
16058 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16059 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16060 (ASM_OUTPUT_LABEL): Add paramethesis.
16061 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16062 (ASM_OUTPUT_REG_POP): Likewise.
16063 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16064 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16066 * config/i386/i386.c: Update copyright.
16067 (CHECK_STACK_LIMIT): Add parenthesis.
16068 (AT_BP): Uppercase macro parameter.
16069 (x86_64_int_parameter_registers): Constify.
16070 (x86_64_int_return_registers): Likewise.
16071 (ix86_compare_op0): Use rtx.
16072 (construct_container): Constify INTREG parameter.
16073 (function_arg): Use rtx.
16075 * diagnostic.h: Update copyright date.
16076 (output_buffer_state): Add parenthesis.
16077 (output_buffer_format_args): Likewise.
16079 * combine.c (combine_instructions): Replace XEXP (links, 0)
16082 2002-01-06 H.J. Lu <hjl@gnu.org>
16084 * cfgcleanup.c (thread_jump): Fix 2 typos.
16086 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16088 * config.gcc: Add support for --enable-altivec.
16090 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16092 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16094 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16096 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16097 __objc_class_name_*.
16099 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16101 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16103 2002-01-06 Richard Henderson <rth@redhat.com>
16105 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16106 nop them out. Increment label reference count for REG_LABEL.
16107 (fill_slots_from_thread): Frob label reference count around
16108 delete_related_insns.
16110 2002-01-05 Richard Henderson <rth@redhat.com>
16112 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16115 2002-01-05 Richard Henderson <rth@redhat.com>
16117 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16118 * integrate.c (output_inline_function): Likewise.
16119 * toplev.c (rest_of_compilation): Do it here instead. Move call
16120 to remove_unnecessary_notes after emitting abstract instance.
16121 Force an emitted nested function to have its parent emited as well.
16122 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16124 (rtl_for_decl_location): Do not look at reload data structures
16125 before reload has run.
16127 2002-01-05 Kazu Hirata <kazu@hxi.com>
16129 * cse.c: Fix formatting.
16130 * dwarf2asm.c: Likewise.
16131 * dwarf2out.c: Likewise.
16132 * explow.c: Likewise.
16133 * expmed.c: Likewise.
16134 * function.c: Likewise.
16135 * gcov.c: Likewise.
16136 * gencheck.c: Likewise.
16137 * genrecog.c: Likewise.
16138 * ggc-common.c: Likewise.
16139 * ggc-page.c: Likewise.
16140 * global.c: Likewise.
16142 2002-01-05 Kazu Hirata <kazu@hxi.com>
16144 * combine.c: Fix formatting.
16146 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16149 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16151 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16153 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16154 as 1 for __powerpc64__ as well.
16156 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16158 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16161 2002-01-05 Daniel Berlin <dan@dberlin.org>
16163 * lcm.c: Revert change, due to performance regression it causes on
16164 SPEC because it's slightly more conservative (sigh, I hate
16167 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16169 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16171 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16173 * doc/cppinternals.texi: Update.
16175 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16177 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16178 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16180 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16181 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16182 kludge for pre-october-14th mmix versions to handle new-found bug
16183 with PUSHJ/PUSHGO and the register stack.
16184 * config/mmix/mmix.h (struct machine_function): Rename member
16185 has_call_value_without_parameters to has_call_without_parameters.
16186 All referers changed.
16187 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16188 TARGET_MASK_BRANCH_PREDICT): New macros.
16189 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16190 -mno-reg-stack-fill-bug-workaround.
16191 * config/mmix/mmix.md ("call"): Set struct machine member
16192 has_call_without_parameters.
16194 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16196 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16198 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16200 * cfgcleanup.c: Include tm_p.h
16201 (mark_effect): Fix handling of hard register; fix handling of SET
16203 2002-01-04 Kazu Hirata <kazu@hxi.com>
16205 * config/h8300/h8300.md (anonymous patterns): Check that
16206 operands are registers before using REGNO on them.
16208 2002-01-03 Roland McGrath <roland@frob.com>
16210 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16212 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16214 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16215 * c-common.h (genrtl_expr_stmt_value): Likewise.
16216 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16217 (expand_expr_stmt_value): Add maybe_last argument.
16218 Don't warn about statement with no effect if it is the last statement
16219 in expression statement.
16220 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16221 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16222 expand_expr_stmt_value.
16223 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16224 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16225 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16226 as maybe_last to expand_expr_stmt_value.
16228 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16230 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16231 be passed in, do not build it.
16232 (c_begin_if_stmt): New function.
16233 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16234 * c-common.h (c_expand_start_cond): Update prototype.
16235 (c_begin_if_stmt): Prototype new function.
16236 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16237 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16238 c_begin_while_stmt and c_finish_while_stmt_cond.
16240 2002-01-04 William Cohen <wcohen@redhat.com>
16242 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16243 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16244 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16245 * config/pa/som.h (ASM_FILE_START): Likewise.
16247 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16249 * lcm.c: Include df.h.
16250 Add available_transfer_function prototype.
16251 (compute_available): Rework to use iterative dataflow framework.
16252 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16253 with bb_info in df.h
16254 (available_transfer_function): New function.
16256 * Makefile.in (lcm.o): add df.h to dependencies.
16258 2002-01-04 Richard Henderson <rth@redhat.com>
16260 * config/alpha/alpha.c (some_operand): Accept HIGH.
16261 (input_operand): Likewise; accept simple references to globals.
16262 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
16263 (alpha_const_double_ok_for_letter_p): Likewise.
16264 (alpha_extra_constraint): Likewise.
16265 (alpha_preferred_reload_class): Likewise. Do not force
16266 symbolic constants to memory.
16267 (alpha_legitimate_address_p): Accept simple references
16268 to small_symbolic_operand.
16269 (alpha_legitimize_address): New arg scratch. Be prepared to be
16270 called when no_new_pseudos. Emit simple symbolic references.
16271 Split integers into low, high, and rest.
16272 (alpha_expand_mov): Use alpha_legitimize_address.
16273 (some_small_symbolic_mem_operand): New.
16274 (split_small_symbolic_mem_operand): New.
16275 * config/alpha/alpha-protos.h: Update.
16276 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
16277 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16278 (EXTRA_CONSTRAINT): Likewise.
16279 (PREFERRED_RELOAD_CLASS): Likewise.
16280 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
16281 (PREDICATE_CODES): Update.
16282 * config/alpha/alpha.md: New post-reload splitters to convert
16283 simplfied symbolic operands to the form that references $29.
16284 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
16285 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
16287 2002-01-03 Richard Henderson <rth@redhat.com>
16289 * local-alloc.c (function_invariant_p): Update commentary.
16291 2002-01-04 H.J. Lu <hjl@gnu.org>
16293 * toplev.c (rest_of_compilation): Fix a typo when calling
16296 2002-01-03 Kazu Hirata <kazu@hxi.com>
16298 * c-common.c: Fix formatting.
16299 * diagnostic.c: Likewise.
16300 * doloop.c: Likewise.
16301 * dwarf2out.c: Likewise.
16303 2002-01-03 Kazu Hirata <kazu@hxi.com>
16305 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
16306 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
16308 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16310 * cpperror.c: Update comments and copyright.
16311 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
16312 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
16314 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
16316 * collect2.c (main): Use strcmp when testing for "-shared".
16318 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16320 * cppmacro.c: Don't include intl.h. Update comments.
16321 (new_number_token): Allocate enough buffer for 64-bit unsigned
16322 integers; update prototype.
16323 * cppmain.c: Update comments.
16325 2002-01-03 William Cohen <wcohen@redhat.com>
16327 * function.h (struct function): Add profile.
16328 (current_function_profile): New.
16329 doc/extend.texi: Update documentation.
16330 * final.c (final_start_function): Use current_function_profile
16331 instead of profile_flag.
16332 (profile_after_prologue): Likewise.
16333 * function.c (expand_function_start): Likewise.
16334 (expand_function_start): Likewise.
16335 * config/alpha/alpha.c (direct_call_operand):
16336 (alpha_does_function_need_gp): Likewise.
16337 (alpha_expand_prologue): Likewise.
16338 * config/arm/arm.c (arm_expand_prologue): Likewise.
16339 thumb_expand_prologue: Likewise.
16340 * config/d30v/d30v.c (d30v_stack_info): Likewise.
16341 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
16342 (fr30_expand_prologue): Likewise.
16343 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
16344 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
16345 * config/i386/i386.h (FINALIZE_PIC): Likewise.
16346 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16347 * config/i960/i960.c (i960_output_function_prologue): Likewise.
16348 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
16349 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
16350 (m32r_expand_prologue): Likewise.
16351 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
16352 (m88k_expand_prologue): Likewise.
16353 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
16354 * config/mips/mips.c (compute_frame_size): Likewise.
16355 (mips_expand_prologue): Likewise.
16356 (mips_can_use_return_insn): Likewise.
16357 * config/pa/elf.h (ASM_FILE_START): Likewise.
16358 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16359 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16360 * config/pa/som.h (ASM_FILE_START): Likewise.
16361 * config/romp/romp.c (romp_using_r14): Likewise.
16362 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
16363 (rs6000_stack_info): Likewise.
16364 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16365 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
16366 * config/v850/v850.c (compute_register_save_size): Likewise.
16368 2002-01-03 Jakub Jelinek <jakub@redhat.com>
16370 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
16371 gen_lowpart_common fails, use gen_lowpart_SUBREG.
16373 2002-01-03 Turly O'Connor <turly@apple.com>
16375 * darwin.c (machopic_output_possible_stub_label): Don't generate
16376 stub routines for pseudo-stubs which we've just defined.
16378 2002-01-03 Kazu Hirata <kazu@hxi.com>
16380 * builtins.c: Fix formatting.
16381 * c-typeck.c: Likewise.
16382 * combine.c: Likewise.
16383 * expr.c: Likewise.
16384 * loop.c: Likewise.
16386 2002-01-03 Andreas Schwab <schwab@suse.de>
16388 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
16389 and return true if _cpp_push_next_buffer pushed a new include
16391 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
16392 _cpp_pop_file_buffer did not push a new file.
16393 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
16395 2002-01-02 Eric Christopher <echristo@redhat.com>
16397 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
16398 FIND_REG_INC_NOTE call. Update copyright.
16399 * loop.c (canonicalize_condition): Ditto.
16400 * reorg.c (delete_scheduled_jump): Ditto.
16402 2002-01-03 Kazu Hirata <kazu@hxi.com>
16404 * gcse.c: Fix formatting.
16406 2002-01-03 Graham Stott <grahams@redhat.com>
16408 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
16409 forward defs for struct tags rtx_def, union_tree, rtvec_def
16410 also output corresponding typedefs for rtx, tree, and rtvec.
16412 * system.h: Move forward defs for struct tags rtx_def, union_tree,
16413 rtvec_def along with corresponding typedefs for rtx, tree, and
16414 rtvec to config.h, hconfig.h, tconfig.h.
16416 2002-01-03 Graham Stott <grahams@redhat.com>
16418 * tree.h: Update copyright date.
16419 (IS_EXPR_CODE_CLASS): Add parenthesis.
16420 (TREE_SET_CODE): Add whitespace.
16421 (TREE_CHECK): Add parenthesis.
16422 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
16423 (CST_OR_CONSTRUCTOR_CHECK):
16424 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
16425 (TREE_SYMBOL_REFERENCED): Whitespace.
16426 (INT_CST_LT): Likewise.
16427 (INT_CST_LT_UNSIGNED): Likewise.
16428 (tree_real_cst): Unwrap comment.
16429 (tree_string): Likewise.
16430 (tree_complex): Likewise.
16431 (IDENTIFIER_POINTER): correct cast.
16432 (SAVE_EXPR_CONTEXT): Whitespace.
16433 (EXPR_WFL_FILENAME_NODE): Likewise.
16434 (EXPR_WFL_FILENAME): Remove parenthesis.
16435 (DECL_ORIGIN): Add parenthesis.
16436 (DECL_FROM_INLINE): Use NULL_TREE.
16437 (build_int_2): Whitespace.
16438 (build_type_variant): Add parenthesis.
16440 * gcc/jcf-parse.c: Update copyright date.
16441 (yyparse): Constify resource_filename.
16443 2002-01-03 Graham Stott <grahams@redhat.com>
16445 * rtl.h: Update copyright date.
16446 (RTL_CHECK1): Wrap long line.
16447 (RTL_CHECK2): Likewise.
16448 (RTL_CHECKC1): Wrap long line and whitespace.
16449 (RTL_CHECKC2): Likewise.
16450 (XWINT): Whitespace.
16456 (XBITMAP): Likewise.
16458 (XBBDEF): Likewise.
16460 (X0WINT): Likewise.
16462 (X0UINT): Likewise.
16466 (X0MODE): Likewise.
16467 (X0BITMAP): Likewise.
16468 (X0TREE): Likewise.
16469 (X0BBDEF): Likewise.
16470 (X0ADVFLAGS): Likewise.
16471 (X0CSELIB): Likewise.
16472 (X0MEMATTR): Likewise.
16473 (XCWINT): Likewise.
16475 (XCUINT): Likewise.
16479 (XCMODE): Likewise.
16480 (XCBITMAP): Likewise.
16481 (XCTREE): Likewise.
16482 (XCBBDEF): Likewise.
16483 (XCADVFLAGS): Likewise.
16484 (XCCSELIB): Likewise.
16485 (XC2EXP): Likewise.
16486 (INSN_UID): Likewise.
16487 (PREV_INSN): Likewise.
16488 (PATTERN): Likewise.
16489 (INSN_CODE): Likewise.
16490 (PUT_REG_NOTE_KIND): Likewise.
16491 (CODE_LABEL_NUMBER): Likewise.
16492 (NOTE_SOURCE_FILE): Likewise.
16493 (NOTE_BLOCK): Likewise.
16494 (NOTE_EH_HANDLER): Likewise.
16495 (NOTE_RANGE_INFO): Likewise.
16496 (NOTE_LIVE_INFO): Likewise.
16497 (NOTE_BASIC_BLOCK): Likewise.
16498 (NOTE_EXPECTED_VALUE): Likewise.
16499 (NOTE_LINE_NUMBER): Likewise.
16500 (LABEL_NAME): Likewise.
16501 (LABEL_NUSES): Likewise.
16502 (LABEL_ALTERNATE_NAME): Likewise.
16503 (ADDRESSOF_DECL): Likewise.
16504 (JUMP_LABEL): Likewise.
16505 (LABEL_NEXTREF): Likewise.
16507 (ORIGINAL_REGNO: Likewise.
16508 (HARD_REGISTER_NUM_P): Add parenthesis.
16509 (SUBREG_REG): Whitespace.
16510 (SUBREG_BYTE): Likewise.
16511 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
16512 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
16513 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
16514 (ASM_OPERANDS_INPUT_VEC): Likewise.
16515 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
16516 (ASM_OPERANDS_INPUT): Likewise.
16517 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
16518 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
16519 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
16520 (ASM_OPERANDS_INPUT_MODE): Likewise.
16521 (ASM_OPERANDS_SOURCE_FILE): Likewise.
16522 (ASM_OPERANDS_SOURCE_LINE): Likewise.
16523 (MEM_SET_IN_STRUCT_P): Minor reformat.
16524 (TRAP_CONDITION): Whitespace.
16525 (TRAP_CODE): Likewise.
16526 (COND_EXEC_TEST): Likewise.
16527 (COND_EXEC_CODE): Likewise.
16528 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
16529 (PHI_NODE_P): Add parenthesis.
16530 (plus_constant): Whitespace and add parenthesis.
16532 2002-01-03 Kazu Hirata <kazu@hxi.com>
16534 * config/avr/avr.c: Fix comment typos.
16535 * config/c4x/c4x.md: Likewise.
16536 * config/dsp16xx/dsp16xx.h: Likewise.
16537 * config/dsp16xx/dsp16xx.md: Likewise.
16538 * config/i386/i386.md: Likewise.
16539 * config/ia64/ia64.c: Likewise.
16540 * config/m32r/m32r.h: Likewise.
16541 * config/m68hc11/m68hc11.md: Likewise.
16542 * config/mmix/mmix.c: Likewise.
16543 * config/mn10200/mn10200.c: Likewise.
16544 * config/romp/romp.c: Likewise.
16545 * config/sh/sh.c: Likewise.
16546 * config/stormy16/stormy16.c: Likewise.
16547 * config/stormy16/stormy16.h: Likewise.
16548 * config/stormy16/stormy16.md: Likewise.
16550 2002-01-03 Graham Stott <grahams@redhat.com>
16552 * loop.h: Update copyright date.
16553 (LOOP_MOVABLES): Fix typo.
16554 (LOOP_REGS): Likewise.
16555 (LOOP_IVS): Likewise.
16557 2002-01-03 Graham Stott <grahams@redhat.com>
16559 * cppinit.c: Update copyright date.
16560 Don't include output.h
16561 * Makefile.in: Update copyright date.
16564 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
16567 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
16568 (-pthread) Add to RS/6000 options.
16570 2002-01-02 Kazu Hirata <kazu@hxi.com>
16572 * except.c: Fix comment typos.
16573 * loop.c: Likewise.
16574 * varasm.c: Likewise.
16575 * doc/tm.texi: Fix a typo.
16577 2002-01-02 Jakub Jelinek <jakub@redhat.com>
16579 * c-typeck.c (output_init_element): Allow initializing static storage
16580 duration objects with compound literals.
16582 2002-01-02 Richard Henderson <rth@redhat.com>
16584 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
16587 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16589 * gcc.c (default_compilers): Const-ify.
16590 * mips-tdump.c (stab_names): Likewise.
16591 * mips-tfile.c (map_coff_types, map_coff_storage,
16592 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
16593 pseudo_ops_t, pseudo_ops): Likewise.
16594 * protoize.c (default_include): Likewise
16596 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
16597 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
16598 Add array size in declaration.
16599 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
16600 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
16601 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
16602 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
16603 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
16604 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
16605 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
16606 emtens, make_nan): Const-ify.
16607 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
16608 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
16610 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
16612 * config.gcc (ia64-*-*): Set extra_headers.
16613 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
16614 * config/alpha/t-osf: Remove.
16615 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
16617 2002-01-02 David Edelsohn <edelsohn@gnu.org>
16619 * config/rs6000/t-aix43: Revert previous change.
16621 2002-01-02 Jason Merrill <jason@redhat.com>
16623 * c-decl.c (c_expand_body): Call outlining_inline_function when
16624 emitting an inline function out of line.
16626 2002-01-02 Richard Henderson <rth@redhat.com>
16628 * dwarf2out.c (limbo_die_node): Add created_for member.
16629 (new_die): New argument created_for. Update all callers.
16630 (mark_limbo_die_list): New.
16631 (dwarf2out_init): Register limbo_die_list as a root.
16632 (dwarf2out_finish): Force insert limbo dies into their function
16635 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
16638 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
16640 2002-01-02 Kazu Hirata <kazu@hxi.com>
16642 * config/h8300/fixunssfsi.c: Update copyright.
16645 * config/h8300/h8300.c: Update copyright.
16646 Eliminate warnings.
16648 2002-01-02 Kazu Hirata <kazu@hxi.com>
16650 * config/romp/romp.c: Fix comment formatting.
16651 * config/romp/romp.h: Likewise.
16652 * config/romp/romp.md: Likewise.
16653 * config/s390/s390.c: Likewise.
16654 * config/stormy16/stormy16.c: Likewise.
16655 * config/stormy16/stormy16.h: Likewise.
16657 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
16659 * c-common.h (genrtl_expr_stmt_value): Declare.
16660 * c-semantics.c (genrtl_goto_stmt): Redirect to...
16661 (genrtl_goto_stmt_value): ... this new function. Pass new
16662 argument down to expand_expr_stmt_value, taking
16663 TREE_ADDRESSABLE into account.
16664 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
16665 STMT_EXPR as addressable, i.e., one whose result we want.
16666 * expr.c (expand_expr): Don't save expression statement value
16667 of labeled_blocks or loop_exprs.
16668 * stmt.c (expand_expr_stmt): Redirect to...
16669 (expand_expr_stmt_value): ... this new function. Use new
16670 argument to tell whether to save expression value.
16671 (expand_end_stmt_expr): Reset last_expr_type and
16672 last_expr_value if we don't have either.
16673 * tree-inline.c (declare_return_variable): Mark its use
16674 statement as addressable.
16675 * tree.h: Document new use of TREE_ADDRESSABLE.
16676 (expand_expr_stmt_value): Declare.
16678 2002-01-01 Tom Rix <trix@redhat.com>
16680 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
16681 rs6000_emit_allocate_stack.
16683 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
16685 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
16686 ${srcdir}/ginclude/ to every entry in extra_headers.
16687 * configure: Regenerate.
16688 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
16689 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
16690 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
16691 * ginclude/proto.h: Rename to config/convex/proto.h.
16693 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16695 * attribs.c (handle_vector_size_attribute): Use host_integerp
16696 and tree_int_cst; remove warnings.
16697 * caller-save.c (insert_restore): Add cast to get rid of warning.
16698 (insert_save): Likewise.
16699 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
16700 * regmove.c (find_matches): Add temporary var to kill a warning.
16702 2002-01-01 Douglas B Rupp <rupp@gnat.com>
16704 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
16705 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
16706 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
16707 (vms-dwarf2eh.o): Add Makefile rule.
16708 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
16709 * config/alpha/vms-dwarf2eh.asm: New file.
16711 * gcc.c (delete_if_ordinary): Delete all versions.
16713 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
16715 * config/mmix/mmix.md: Update FIXME to not mention
16717 (MMIX_rJ_REGNUM): New define_constants constant.
16718 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
16719 "*movdicc_real"): Adjust contraints formatting.
16720 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
16721 for branch prediction.
16722 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
16724 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
16725 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
16726 number. Delete related FIXMEs.
16727 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
16728 from number to MMIX_rJ_REGNUM.
16729 (TARGET_MASK_BRANCH_PREDICT): New.
16730 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
16731 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
16732 value. Add -mbranch-predict and -mno-branch-predict.
16733 (TARGET_VERSION): Drop date.
16734 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
16735 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
16736 for finding out global symbols.
16737 (mmix_asm_output_labelref): Revert condition for global symbol.
16738 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
16739 (mmix_print_operand_punct_valid_p): A '+' is valid.
16741 See ChangeLog.6 for earlier changes.