1 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
3 * tree.h (build_int_cst): New.
5 * tree.c (build_int_2): Remove.
7 (make_vector_type, build_common_tree_nodes,
8 build_common_tree_nodes_2): Use build_int_cst.
9 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
10 expand_builtin_strpbrk, expand_builtin_fputs,
11 build_string_literal, expand_builtin_printf,
12 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
13 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
14 fold_builtin_isdigit, simplify_builtin_strstr,
15 simplify_builtin_strpbrk, fold_builtin_fputs,
16 simplify_builtin_sprintf): Use build_int_cst.
17 * c-common.c (start_fname_decls, fix_string_type,
18 c_common_nodes_and_builtins, c_init_attributes,
19 shorten_compare): Likewise.
20 * c-decl.c (complete_array_type,
21 check_bitfield_type_and_width): Likewise.
22 * c-lex.c (interpret_integer, lex_charconst): Likewise.
23 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
24 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25 * c-typeck.c (really_start_incremental_init, push_init_level,
26 set_nonincremental_init_from_string): Likewise.
27 * calls.c (load_register_parameters): Likewise.
28 * convert.c (convert_to_pointer): Likewise.
29 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
30 build_fn_info_type, build_ctr_info_value, build_gcov_info):
32 * except.c (init_eh, assign_filter_values, assign_filter_values):
34 * expmed.c (store_fixed_bit_field, extract_bit_field,
35 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
36 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
37 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
38 * expr.c (convert_move, emit_group_load, emit_group_store,
39 expand_assignment, store_constructor, store_field,
40 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
41 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
42 invert_truthvalue, optimize_bit_field_compare,
43 decode_field_reference, all_ones_mask_p, constant_boolean_node,
44 fold_div_compare, fold, fold_read_from_constant_string,
45 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
46 * function.c (assign_parm_setup_block): Likewise.
47 * stmt.c (shift_return_value, expand_end_case_type,
48 estimate_case_costs): Likewise.
49 * stor-layout.c (layout_type, initialize_sizetypes,
50 set_min_and_max_values_for_integral_type): Likewise.
51 * tree-chrec.c (chrec_fold_multiply_poly_poly,
52 reset_evolution_in_loop): Likewise.
53 * tree-chrec.h (build_polynomial_chrec): Likewise.
54 * tree-complex.c (build_replicated_const): Likewise.
55 * tree-eh.c (honor_protect_cleanup_actions,
56 lower_try_finally_onedest, lower_try_finally_copy,
57 lower_try_finally_switch): Likewise.
58 * tree-mudflap.c (mf_build_string, mx_register_decls,
59 mudflap_register_call, mudflap_enqueue_constant): Likewise.
60 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
61 * tree-pretty-print.c (dump_generic_node): Likewise.
62 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
64 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
65 * tree-ssa-loop-niter.c (number_of_iterations_cond,
66 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
69 * config/alpha/alpha.c (alpha_initialize_trampoline,
70 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
71 * config/arm/arm.c (arm_get_cookie_size): Likewise.
72 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
73 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
74 * config/i860/i860.c (i860_va_start): Likewise.
75 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
76 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
77 mips_gimplify_va_arg_expr): Likewise.
78 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
79 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
80 add_compiler_branch_island): Likewise.
81 * config/s390/s390.c (s390_va_start): Likewise.
82 * config/sh/sh.c (sh_va_start): Likewise.
83 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
85 * config/xtensa/xtensa.c (xtensa_va_start,
86 xtensa_gimplify_va_arg_expr): Likewise.
88 * objc/objc-act.c (build_objc_string_object,
89 build_objc_symtab_template, init_def_list, init_objc_symtab,
90 init_module_descriptor, generate_static_references,
91 build_selector_translation_table, get_proto_encoding,
92 build_typed_selector_reference, build_selector_reference,
93 build_next_objc_exception_stuff,
94 build_method_prototype_list_template, generate_descriptor_table,
95 generate_protocols, build_protocol_initializer,
96 build_ivar_list_template, build_method_list_template,
97 build_ivar_list_initializer, generate_ivars_list,
98 generate_dispatch_table, generate_protocol_list,
99 build_category_initializer, build_shared_structure_initializer,
100 generate_shared_structures, handle_impent,
101 generate_objc_image_info): Use build_int_cst.
103 2004-08-15 Ben Elliston <bje@au.ibm.com>
105 * vec.h: Comment improvements.
107 2004-08-14 Roger Sayle <roger@eyesopen.com>
109 * c-common.c (shorten_compare, pointer_int_sum,
110 c_common_truthvalue_conversion, boolean_increment): Replace calls
111 to build with calls to buildN.
112 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
113 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
114 gimplify_switch_stmt): Likewise.
115 * c-typeck.c (default_function_array_conversion,
116 build_component_ref, build_array_ref, build_function_call,
117 pointer_diff, build_unary_op, build_conditional_expr,
118 build_compound_expr, build_modify_expr, c_finish_goto_label,
119 c_finish_goto_ptr, c_finish_return, c_finish_loop,
120 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
121 build_binary_op): Likewise.
123 2004-08-15 Steven Bosscher <stevenb@suse.de>
125 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
127 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
129 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
130 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
131 * fixinc/fixincl.x: Rebuilt.
133 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
135 * config/mips/mips-protos.h (mips_symbolic_constant_p)
136 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
137 (mips_small_data_pattern_p): Declare.
138 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
139 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
140 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
141 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
142 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
143 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
144 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
145 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
146 (pc_or_label_operand, call_insn_operand, move_operand)
147 (consttable_operand, symbolic_operand, general_symbolic_operand)
148 (global_got_operand, local_got_operand, stack_operand)
149 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
150 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
151 (mips_small_data_pattern_p): Replace previous small_data_pattern
152 predicate. Turn into a bool () (rtx) function.
153 * config/mips/predicates.md: New file.
154 * config/mips/mips.md: Include it. Use the target-independent
155 comparison_operator instead of cmp_op. Rename trap_cmp_op to
156 trap_comparison_operator and equality_op to equality_operator.
157 Replace uses of small_int with the equivalent const_arith_operand.
158 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
159 const_float_1_operand to const_1_operand. Rename fcc_register_operand
160 to fcc_reload_operand.
161 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
163 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
165 PR libstdc++/17005 partial fix.
166 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
167 except when generating ANSI/C89 code.
169 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
171 * c-common.c (shorten_compare): Use force_fit_type directly.
173 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
174 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
175 Dave Korn <dk@artimi.com>
177 * doc/install.texi (Building): Avoid duplicate reference to GNU
179 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
181 2004-08-14 Richard Henderson <rth@redhat.com>
183 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
184 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
186 2004-08-13 Richard Henderson <rth@redhat.com>
188 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
189 for constant_call_address_operand.
190 (call_value_pop_1, call_value_1): Likewise.
191 (sibcall_value_1, call_value_1_rex64): Likewise.
193 2004-08-13 James E Wilson <wilson@specifixinc.com>
195 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
196 Correct mode from SFmode to DFmode.
198 2004-08-13 Ziemowit Laski <zlaski@apple.com>
200 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
201 __cstring_object and __image_info sections with the no_dead_strip
204 2004-08-13 Roger Sayle <roger@eyesopen.com>
205 David Billinghurst <David.Billinghurst@riotinto.com>
208 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
209 * fixinc/fixincl.x: Regenerate.
210 * fixinc/tests/base/internal/math_core.h: New file.
212 2004-08-13 Richard Henderson <rth@redhat.com>
214 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
215 (dbxout_function_end): Remove ifdefs for it.
216 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
218 2004-08-13 Richard Henderson <rth@redhat.com>
220 * Makefile.in (insn-preds.o): Depend on TREE_H.
221 * genpreds.c (write_insn_preds_c): Include tree.h.
222 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
223 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
224 const48_operand, and_operand, or_operand, mode_width_operand,
225 mode_mask_operand, mul8_operand, const0_operand,
226 hard_fp_register_operand, hard_int_register_operand,
227 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
228 samegp_function_operand, direct_call_operand, small_symbolic_operand,
229 global_symbolic_operand, call_operand, symbolic_operand,
230 dtp16_symbolic_operand, dtp32_symbolic_operand,
231 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
232 gottp_symbolic_operand, alpha_comparison_operator,
233 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
234 signed_comparison_operator, alpha_fp_comparison_operator,
235 divmod_operator, fix_operator, aligned_memory_operand,
236 unaligned_memory_operand, reg_or_unaligned_mem_operand,
237 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
238 reg_no_subreg_operand, addition_operation): Move to predicates.md.
239 (reg_or_const_int_operand): Remove. Replace all users with
241 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
242 (resolve_reload_operand): Split out of aligned_memory_operand.
243 * config/alpha/alpha-protos.h: Update for exports.
244 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
245 * config/alpha/alpha.md: Include predicates.md.
246 * config/alpha/predicates.md: New file.
248 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
250 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
251 fields with a pointer to the instruction definition.
252 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
253 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
254 (write_attr_case, write_const_num_delay_slots): Update accordingly.
255 (write_attr_case, write_const_num_delay_slots): Write the name of
256 an insn next to its case statement.
257 * genoutput.c (data): Add a filename field.
258 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
259 (output_insn_data): Print the location of each insn definition.
260 * genrecog.c (write_action): Print the name of an insn above
261 the statement that returns its code.
263 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
265 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
266 * config/libgloss.h: Likewise.
267 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
268 * c4x/c4x-modes.def: Likewise.
269 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
270 (c4x_rptb_nop_p): Likewise.
271 (c4x_rptb_valid_p): Likewise.
272 (c4x_rptb_insert): Likewise.
273 (c4x_address_conflict): Likewise.
274 * config/c4x/c4x.md: Likewise.
275 * config/frv/frv.md: Likewise.
276 * config/i386/athlon.md: Likewise.
277 * config/i386/i386.md: Likewise.
278 * config/i386/predicates.md: Likewise.
279 * config/ia64/ia64.c: Likewise.
280 * config/ia64/itanium1.md: Likewise.
281 * config/ia64/itanium2.md: Likewise.
282 * config/iq2000/iq2000.md: Likewise.
283 * config/mcore/mcore.c: Likewise.
284 * config/mips/mips.c: Likewise.
285 * config/mips/r3900.h: Likewise.
286 * config/mips/sb1.md: Likewise.
287 * config/pa/milli64.S: Likewise.
288 * config/pa/pa.c: Likewise.
289 * config/pa/pa.h: Likewise.
290 * config/rs6000/8540.md: Likewise.
292 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
294 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
296 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
298 * sh.md (cbranch define_delay) Use cond_delay_slot for
299 non-anulled condition too.
301 2004-08-12 David Edelsohn <edelsohn@gnu.org>
303 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
304 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
305 any_parallel_operand, lmw_operation, stmw_operation,
306 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
307 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
308 any_parallel_operand.
309 (return_and_restore_fpregs_{si,di}): Same.
311 2004-08-12 Zack Weinberg <zack@codesourcery.com>
313 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
314 if pred->singleton != PARALLEL, issue a warning and pretend it was.
315 Also issue a warning for any predicate we don't know about.
317 2004-08-12 Richard Henderson <rth@redhat.com>
319 * config/i386/i386.c (internal_label_prefix): Export.
320 (internal_label_prefix_len, struct ix86_address,
321 ix86_decompose_address, maybe_get_pool_constant,
322 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
323 memory_address_length): Export.
324 (any_fp_register_operand, fp_register_operand,
325 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
326 x86_64_general_operand, x86_64_szext_general_operand,
327 x86_64_nonmemory_operand, x86_64_movabs_operand,
328 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
329 x86_64_zext_immediate_operand, const_int_1_31_operand,
330 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
331 tls_symbolic_operand, global_dynamic_symbolic_operand,
332 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
333 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
334 constant_call_address_operand, const0_operand, const1_operand,
335 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
336 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
337 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
338 general_no_elim_operand, nonmemory_no_elim_operand,
339 index_register_operand, q_regs_operand, flags_reg_operand,
340 non_q_regs_operand, zero_extended_scalar_load_operand,
341 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
342 ix86_comparison_operator, ix86_carry_flag_operator,
343 fcmov_comparison_operator, promotable_binary_operator,
344 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
345 mult_operator, div_operator, arith_or_logical_operator,
346 memory_displacement_operand, cmpsi_operand, long_memory_operand,
347 aligned_operand): Move to predicates.md as define_predicates.
348 (tls_symbolic_operand_1): Remove.
349 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
350 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
351 (legitimize_address): Merge tls_symbolic_operand contents.
352 (ix86_expand_move): Likewise.
353 * config/i386/i386-protos.h: Update for exports.
354 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
355 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
356 * config/i386/i386.md: Include predicates.md.
357 * config/i386/predicates.md: New file.
359 2004-08-13 Mark Mitchell <mark@codesourcery.com>
362 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
364 (i386_pe_mark_dllimport): Likewise.
365 (i386_pe_encode_section_info): Likewise, when overriding
368 2004-08-12 Geoffrey Keating <geoffk@apple.com>
370 * configure.ac: When testing for flex, nm, ar, and bison, check
371 that they will actually be built.
372 * configure: Regenerate.
374 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
376 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
377 (MOVE_MAX_PIECES): Define.
379 2004-08-12 Devang patel <dpatel@apple.com>
381 * dbxout.c (dbxout_begin_prologue): New function.
382 (dbx_debug_hooks): Use new begin prologue hook.
383 (dbxout_function_end): Emit N_ENSYM.
384 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
386 2004-08-12 Janis Johnson <janis187@us.ibm.com>
388 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
391 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
394 * doc/extend.texi (AltiVec builtins): Fix description for recent
395 changes. Update operation list to match current support.
397 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
399 * config/s390/s390.c (struct s390_frame_layout): New struct as element
400 of struct machine_function.
401 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
403 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
405 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
406 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
407 (s390_frame_area, s390_register_info): New functions.
408 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
410 (s390_return_addr_rtx, s390_return_address_offset)
411 (s390_va_start, s390_gimplify_va_arg)
412 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
414 (s390_frame_info): Functionality partly moved to s390_register_info.
415 Made adaptions for new stack layout.
416 (save_gprs, restore_gprs): Changed meaning of second parameter and
419 * config/s390/s390.h (s390_backchain_string): New global variable.
420 (MASK_BACKCHAIN): Removed definition.
421 (TARGET_BACKCHAIN): Changed check.
422 (TARGET_KERNEL_BACKCHAIN): New macro.
423 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
424 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
426 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
428 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
429 as condition. Adjusted for new stack layout.
431 * doc/invoke.texi: Added documentation for new option
432 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
435 2004-08-12 Paul Brook <paul@codesourcery.com>
437 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
438 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
440 2004-08-12 David Daney <ddaney@avtrex.com>
442 * java/gcj.texi: Add subsection on signal usage.
444 2004-08-12 David Edelsohn <edelsohn@gnu.org>
446 * expr.c (move_by_pieces): Set alignment for move to minimum of
447 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
448 alignment, but not less than the original alignment.
449 (move_by_pieces_ninsns): Same.
450 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
451 (store_by_pieces_1): Same.
453 2004-08-12 Diego Novillo <dnovillo@redhat.com>
455 PR tree-optimization/16867
456 * tree.c (is_global_var): New function.
457 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
459 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
461 (is_global_var): Declare.
462 * tree-dfa.c (dump_variable): Display global and addressable
464 (add_referenced_var): Clarify documentation when marking
465 variables call-clobbered.
466 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
467 instead of needs_to_live_in_memory.
468 (mark_call_clobbered): If the variable is a tag, mark it
470 * tree-gimple.c (is_gimple_reg): Don't check for
472 (is_gimple_non_addressable): Likewise.
473 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
474 needs to be marked call-clobbered.
475 (setup_pointers_and_addressables): Call is_global_var instead
476 of needs_to_live_in_memory.
477 * tree-ssa-dce.c (need_to_preserve_store): Remove.
478 Update all users with is_global_var.
479 (mark_stmt_if_obviously_necessary): Fix processing of aliased
480 stores. Don't check the virtual definitions. Rather, check
481 whether the store is going into global memory.
482 (find_obviously_necessary_stmts): Get the symbol from the PHI
484 * tree-ssa-operands.c (get_call_expr_operands): Do not add
485 clobbering may-defs if the call does not have side effects.
487 2004-08-12 Jakub Jelinek <jakub@redhat.com>
490 * output.h (default_function_rodata_section,
491 default_no_function_rodata_section): New prototypes.
492 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
493 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
494 (TARGET_ASM_OUT): Add it.
495 * varasm.c (default_function_rodata_section,
496 default_no_function_rodata_section): New functions.
497 * final.c (final_scan_insn): Call
498 targetm.asm_out.function_rodata_section instead of
499 readonly_data_section.
500 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
501 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
502 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
503 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
505 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
506 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
508 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
510 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
511 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
512 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
514 2004-08-12 Paul Brook <paul@codesourcery.com>
516 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
518 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
521 2004-08-12 Ben Elliston <bje@au.ibm.com>
524 * config/rs6000/altivec.h: Change vector to __vector throughout.
525 (Except for the `vector' macro itself).
527 2004-08-12 Zack Weinberg <zack@codesourcery.com>
529 * genpreds.c: Add capability to generate predicate bodies as
530 well as function prototypes. Write function prototypes for
531 the generic predicates too.
532 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
533 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
534 (write_match_code, write_predicate_expr, write_one_predicate_function)
535 (parse_option): New functions.
536 (output_predicate_decls): Delete.
537 (main): Read the machine description, process DEFINE_PREDICATE or
538 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
541 * genrecog.c (struct decision_test): Replace index with
542 struct pred_data pointer.
543 (next_index): Remove, unused.
544 (pred_table, preds, special_mode_pred_table): Delete.
545 (compute_predicate_codes, process_define_predicate): New functions.
546 (validate_pattern, add_to_sequence, write_switch): Update for
548 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
549 Check both error_count and have_error.
551 * gensupport.c (in_fname, first_predicate): New globals.
552 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
553 (predicate_table, last_predicate, old_pred_table)
554 (old_special_pred_table): New statics.
555 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
556 (add_predicate, init_predicate_table): New functions.
557 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
558 (init_md_reader_args_cb): Use the global in_fname. No need to zero
559 it or max_include_len. Call init_predicate_table.
560 (read_rtx): Run the predicate queue after the attribute queue
561 but before all the others.
562 * gensupport.h (in_fname, struct pred_data, first_predicate)
563 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
564 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
565 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
566 * dummy-conditions.c: Don't include bconfig.h, system.h,
567 coretypes.h, tm.h, or system.h. Do include stddef.h.
568 Duplicate declaration of struct c_test from gensupport.h.
570 * Makefile.in (OBJS-common): Add insn-preds.o.
571 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
572 (insn-preds.c, insn-preds.o): New rules.
573 (s-preds): Also generate insn-preds.c.
574 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
576 (print-rtl.o, print-rtl1.o): Correct dependencies.
578 * recog.h: Delete prototypes of predicate functions.
580 * doc/md.texi (Predicates): New section with complete
581 documentation of operand/operator predicates. Remove some
582 incomplete documentation of predicates from other places.
583 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
584 PREDICATE_CODES; indicate that both are deprecated in favor
585 of define_predicate/define_special_predicate.
587 * config/ia64/ia64.c: All predicate function definitions moved
589 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
590 (ia64_expand_load_address, ia64_expand_move):
591 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
593 * config/ia64/ia64.md: All predicates now defined here.
594 (symbolic_operand): Is now a special predicate.
596 * config/ia64/ia64.h: Declare ia64_section_threshold.
597 (PREDICATE_CODES): Delete.
599 2004-08-12 Richard Henderson <rth@redhat.com>
601 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
602 * c-semantics.c (add_stmt): Set it.
603 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
604 before instantiating a variable sized type.
606 2004-08-12 Richard Henderson <rth@redhat.com>
608 * stor-layout.c (round_up, round_down): Move ...
609 * fold-const.c (round_up, round_down): ... here. Use
610 multiple_of_p to avoid any arithmetic at all.
612 2004-08-12 Richard Henderson <rth@redhat.com>
614 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
615 (gimplify_init_ctor_preeval_1): New.
616 (gimplify_init_ctor_preeval): New.
617 (gimplify_init_ctor_eval): New.
618 (gimplify_init_constructor): Use them. Always gimplify the LHS
621 2004-08-12 Ziemowit Laski <zlaski@apple.com>
623 (This patch is part of merge of objc-improvements-branch
626 * doc/frontends.texi: Mention Objective-C++ in addition to
628 * doc/install.texi: Add 'obj-c++' to list of configurable
630 * doc/invoke.texi: Rename Objective-C option headings to
631 indicate they also apply to Objective-C++. List file
632 extensions for Objective-C++ sources. Mention that
633 ObjC and ObjC++ compilations may also use C and C++ options,
634 respectively. Point users to doc/standards.texi for
635 further info on ObjC and ObjC++.
636 * doc/sourcebuild.texi: Mention the objcp/ directory and
637 the Objective-C++ sources it contains.
638 * doc/standards.texi: Update link to Apple ObjC site;
639 add link to gcc readings.html WWW doc.
641 2004-08-12 Alan Modra <amodra@bigpond.net.au>
643 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
644 and 2004-07-14 changes.
646 2004-08-12 Paul Brook <paul@codesourcery.com>
648 * doc/invoke.texi: Fix typo.
650 2004-08-11 Devang Patel <dpatel@apple.com>
652 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
653 and -no_dead_strip_inits_and_terms.
655 * doc/invoke.texi (Darwin Options): Document -dead_strip and
656 -no_dead_strip_inits_and_terms.
658 2004-08-11 Paul Brook <paul@codesourcery.com>
660 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
661 (arm_load_pic_register): ... to this.
662 * config/arm/arm.c (arm_finalize_pic): Rename ...
663 (arm_load_pic_register): ... to this. Always output insns at the
664 current location. Load via low reg in thumb mode.
665 (arm_expand_prologue): Call arm_load_pic_register.
666 (thumb_expand_prologue): Ditto.
667 * config/arm/arm.h (FINALIZE_PIC): Remove.
668 * config/arm/arm.md (builtin_setjmp_receiver): Call
669 arm_load_pic_register.
671 2004-08-11 Paul Brook <paul@codesourcery.com>
673 * arm.c (thumb_force_lr_save): Add prototype.
674 (thumb_compute_save_reg_mask): New function.
675 (thumb_find_work_register): New function.
676 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
677 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
678 Don't clobber r3 when removing pretend args.
679 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
680 (thumb_output_function_prologue): Use new functions.
681 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
682 * arm.h (THUMB_REG_PUSHED_P): Remove.
684 2004-08-11 James E Wilson <wilson@specifixinc.com>
686 PR rtl-optimization/16490
687 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
688 global_live_at_end for new basic block if already set for other blocks.
690 2004-08-11 David Edelsohn <edelsohn@gnu.org>
692 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
694 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
695 (mfcr rlwinm rlwinm patterns): Set length to 12.
697 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
699 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
700 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
701 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
702 (start_ssa_stmt_operands): Delete.
703 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
704 struct stmt_operands_d.
705 (build_ssa_operands): New extern entry point.
706 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
707 building code, replace with create_ssa_artficial_load_stmt().
708 * tree-ssa-operands.c (struct voperands_d): Delete.
709 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
710 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
711 (free_uses, free_defs, free_vuses, free_v_may_defs,
712 free_v_must_defs): Remove dealloc parameter.
713 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
714 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
715 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
716 vector comparisons, ssa_name reuse, and allocations here.
717 (verify_start_operands): Delete.
718 (finalize_ssa_stmt_operands): Set new operands by calling finalize
720 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
721 (append_def, append_usei): Simplify to simple accumulation.
722 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
723 duplicates and simple accumulation.
724 (free_ssa_operands): Free vectors in a stmt_operand structure.
725 (build_ssa_operands): New. Create a new stmt_operand structure from
726 a stmt and an old set of stmt_operands.
727 (get_stmt_operands): Simplify and call build_ssa_operands.
728 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
729 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
730 add_call_read_ops): Don't pass prev_vops around anymore.
731 (note_addressable): Return if no stmt annotation.
732 (copy_virtual_operands): Access v_may_def operands through a struct.
733 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
734 hash tables without treating the stmt as a real stmt.
735 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
736 v_may_def def and use through a struct instead of 2 array elements.
737 (struct v_may_def_optype_d): Use v_may_def_operand_type.
738 (struct stmt_operands_d): New. Struct for storing all operand vectors.
740 2004-08-11 Nick Clifton <nickc@redhat.com>
742 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
743 this funciton's behaviour. Return true when the current function
744 has a section attribute and -mlong-calls is in effect.
745 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
746 short-call marker when -mlong-calls is in effect and the function
747 has a section attribute.
749 2004-08-10 Zack Weinberg <zack@codesourcery.com>
751 * stmt.c (expand_return): If asked to return the RESULT_DECL,
752 just call expand_value_return on result_rtl.
754 2004-08-10 Richard Henderson <rth@redhat.com>
756 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
757 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
758 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
759 (add_location_or_const_value_attribute): ... not here. Use
760 loc_descriptor_from_tree if possible.
761 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
762 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
764 (loc_descriptor_from_tree): New. Update callers.
765 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
766 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
767 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
768 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
769 and BUILT_IN_STACK_RESTORE.
770 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
771 * stmt.c (expand_stack_alloc): Remove.
772 * tree-mudflap.c (mx_register_decls): Don't look for
773 BUILT_IN_STACK_ALLOC.
774 * tree-nested.c (convert_local_reference): Likewise.
775 * tree.h (DECL_VALUE_EXPR): New.
777 2004-08-10 Richard Henderson <rth@redhat.com>
779 * stor-layout.c (round_up): Check for 0/1 before dividing.
780 (round_down): Likewise.
782 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
784 2004-08-09 Mark Mitchell <mark@codesourcery.com>
786 * config.gcc (arm*-*-eabi*): New target.
787 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
788 (TARGET_LIB_INT_CMP_BIASED): Likewise.
789 * expmed.c (expand_divmod): Try a two-valued divmod function as a
791 * gthr.h: Remove bogus tokens at end of #pragma.
792 * optabs.c (expand_twoval_binop_libfunc): New function.
793 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
794 (prepare_float_lib_cmp): Try reversing the condition.
795 (debug_optab_libfuncs): New function.
796 * optabs.h (expand_twoval_binop_libfunc): Declare.
797 * config/arm/arm.c (arm_init_libfuncs): New function.
798 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
799 (TARGET_INIT_LIBFUNCS): Define it.
800 * config/arm/arm.h (TARGET_BPABI): New macro.
801 * config/arm/arm-protos.h
802 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
803 * config/arm/bpabi.S: New file.
804 * config/arm/bpabi.c: Likewise.
805 * config/arm/bpabi.h: Likewise.
806 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
807 (__aeabi_drsub): Likewise.
808 (__aeabi_dsub): Likewise.
809 (__aeabi_dadd): Likewise.
810 (__aeabi_ui2d): Likewise.
811 (__aeabi_i2d): Likewise.
812 (__aeabi_f2d): Likewise.
813 (__aeabi_dmul): Likewise.
814 (__aeabi_ddiv): Likewise.
815 (__aeabi_cdrcmple): Likewise.
816 (__aeabi_cdcmpeq): Likewise.
817 (__aeabi_cdcmple): Likewise.
818 (__aeabi_dcmpeq): Likewise.
819 (__aeabi_dcmplt): Likewise.
820 (__aeabi_dcmple): Likewise.
821 (__aeabi_dcmpge): Likewise.
822 (__aeabi_dcmpgt): Likewise.
823 (__aeabi_dcmpun): Likewise.
824 (__aeabi_d2iz): Likewise.
825 (__aeabi_d2uiz): Likewise.
826 (__aeabi_d2f): Likewise.
827 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
828 (__aeabi_frsub): Likewise.
829 (__aeabi_fsub): Likewise.
830 (__aeabi_fadd): Likewise.
831 (__aeabi_ui2f): Likewise.
832 (__aeabi_i2f): Likewise.
833 (__aeabi_fmul): Likewise.
834 (__aeabi_fdiv): Likewise.
835 (__aeabi_cfrcmple): Likewise.
836 (__aeabi_cfcmpeq): Likewise.
837 (__aeabi_cfcmple): Likewise.
838 (__aeabi_fcmpeq): Likewise.
839 (__aeabi_fcmplt): Likewise.
840 (__aeabi_fcmple): Likewise.
841 (__aeabi_fcmpge): Likewise.
842 (__aeabi_fcmpgt): Likewise.
843 (__aeabi_fcmpun): Likewise.
844 (__aeabi_f2iz): Likewise.
845 (__aeabi_f2uiz): Likewise.
846 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
847 (__aeabi_uidivmod): New function or alias.
848 (__aeabi_idivmod): Likewise.
849 (__aeabi_idiv0): Likewise.
850 (__aeabi_ldiv0): Likewise.
851 (__aeabi_llsr): Likewise.
852 (__aeabi_lasr): Likewise.
853 (__aeabi_llsl): Likewise.
854 (bpabi.S): Include it.
855 * config/arm/libgcc-bpabi.ver: New file.
856 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
858 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
860 * config/arm/t-bpabi: New file.
861 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
862 (TARGET_LIB_INT_CMP_BIASED): Likewise.
864 2004-08-10 David Edelsohn <edelsohn@gnu.org>
866 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
867 * config/rs6000/rs6000.md (clrmemsi): New pattern.
868 * config/rs6000/rs6000.c (expand_block_clear): New function.
869 (expand_block_move): Convert alignment to bits. Use SImode and
870 HImode for unaligned addresses if not STRICT_ALIGNMENT.
872 2004-08-10 Caroline Tice <ctice@apple.com>
874 * varasm.c (unlikely_section_label): New global variable.
875 (unlikely_text_section_name): New global variable.
876 (text_section): Remove alignment statement.
877 (unlikely_text_section): Remove alignment statement; use
878 unlikely_section_label rather than hard-coded string.
879 (assemble_start_function): Initialize unlikely_section_label and
880 unlikely_text_section_name; make sure cold section is properly
881 aligned at start of function; output unlikely_section_label if
884 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
886 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
887 * config/s390/s390.c (s390_canonicalize_comparison): New function.
888 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
889 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
890 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
891 ("*tmqi_mem"): Remove SUBREG from pattern.
892 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
893 ("*andsi3_cconly"): Likewise.
895 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
898 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
900 2004-08-10 Janis Johnson <janis187@us.ibm.com>
902 * doc/sourcebuild.texi (compat testing): Document available test
903 framework commands. Use the preferred spelling of DejaGnu.
905 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
907 * lambda.h: Add matrix type, and prototypes for remainder of
908 matrix and vector functions.
909 (lambda_vector_mult_const): New function.
910 (lambda_vector_negate): Ditto.
911 (lambda_vector_add): Ditto.
912 (lambda_vector_add_mc): Ditto.
913 (lambda_vector_copy): Ditto.
914 (lambda_vector_zerop): Ditto.
915 (lambda_vector_equal): Ditto.
916 (lambda_vector_min_nz): Ditto.
917 (lambda_vector_first_nz): Ditto.
918 (lambda_vector_matrix_mult): Ditto.
919 * lambda-mat.c: New file.
920 * Makefile.in (lambda-mat.o): New.
922 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
924 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
925 after linking stmt into the program.
926 (bsi_remove): Don't call modify_stmt.
927 * tree-complex.c (update_complex_assignment,
928 expand_complex_comparison): Call modify_stmt after changing the stmt.
929 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
931 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
932 the stmt, and only if needed.
933 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
935 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
936 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
937 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
938 (eliminate_redundant_computations): Don't pass an annotation. Call
939 modify_stmt rather than setting the annotation directly.
940 (record_equivalences_from_stmt): Remove unused local 'j'.
941 (cprop_operand): Take a stmt rather than an annotation as a parameter.
943 (cprop_into_stmt): Pass stmt rather than annotation.
944 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
945 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
947 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
949 2004-08-10 Jason Merrill <jason@redhat.com>
952 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
955 2004-08-10 Geoffrey Keating <geoffk@apple.com>
957 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
960 2004-08-10 Roger Sayle <roger@eyesopen.com>
962 * config/mips/mips.md: New reciprocal square root patterns that
963 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
965 2004-08-10 Paul Brook <paul@codesourcery.com>
967 * config/arm/arm-protos.h (arm_set_return_address,
968 thumb_set_return_address): Add prototypes.
969 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
970 * config/arm/arm.c (arm_compute_func_type,
971 use_return_insn, arm_compute_save_reg0_reg12_mask,
972 arm_compute_save_reg_mask, arm_output_function_prologue,
973 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
974 current_function_calls_eh_return.
975 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
977 (arm_set_return_address, thumb_set_return_address): New functions.
978 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
979 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
980 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
981 (epilogue): Use the stackadj register.
982 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
984 2004-08-10 Jakub Jelinek <jakub@redhat.com>
987 * expr.c (move_by_pieces_ninsns): Add max_size argument.
988 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
989 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
990 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
991 but using MOVE_RATIO.
992 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
993 (can_store_by_pieces): Change max_size type to unsigned int.
994 (store_by_pieces_1): Likewise. Pass max_size to
995 move_by_pieces_ninsns.
996 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
997 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
998 to move_by_pieces_ninsns.
999 (STORE_BY_PIECES_P): Define.
1000 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
1001 to move_by_pieces_ninsns.
1002 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
1004 * config/i386/i386.h (CLEAR_RATIO): Define.
1006 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1008 * expr.c (expand_expr_real_1): Add back code that was not dead.
1010 2004-08-09 Andrew Pinski <apinski@apple.com>
1012 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
1013 which is found to be compatible before returning the aliasing set.
1015 2004-08-09 Daniel Jacobowitz <dan@debian.org>
1017 * ggc-zone.c (struct alloc_zone): Add statistics counters.
1018 (always_collect): New flag.
1019 (ggc_alloc_zone_1): Update statistics support. Don't include
1020 overhead in allocated counter.
1021 (sweep_pages): Update allocated counter for large pages. Don'y
1023 (ggc_collect_1): Always collect.
1024 (ggc_collect): Honor always_collect flag. Sum all zones to decide
1026 (SCALE, LABEL): New macros.
1027 (ggc_print_statistics): Add statistics support.
1029 2004-08-09 Roger Sayle <roger@eyesopen.com>
1031 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
1032 (init_expmed): Fix potential overrun problem with "all.reg".
1033 (expand_sdiv2_pow2): Add an alternate implementation for signed
1034 division, if the target provides a suitable conditional move insn.
1036 2004-08-09 Paul Brook <paul@codesourcery.com>
1037 Richard Henderson <rth@redhat.com>
1039 * unwind-dw2.c (uw_install_context_1): Update target saved stack
1042 2004-08-09 Geoffrey Keating <geoffk@apple.com>
1044 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
1045 Check DATA limit only if there's no AS limit. Ignore insanely
1047 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
1048 but take care that the AS limit isn't overrun.
1049 * doc/invoke.texi: Update documentation of min-heapsize parameter.
1051 2004-08-09 Jeff Law <law@redhat.com>
1053 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
1054 (tree-ssa-threadupdate.o): Add dependencies.
1055 * tree-ssa-threadupdate.c: New file.
1056 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
1057 (rewrite_vars_out_of_ssa): Remove prototype.
1058 (cleanup_tree_cfg): Returns a bool.
1059 * tree.h (thread_through_all_blocks): Prototype.
1060 * tree-outof-ssa.c (SSANORM_*): Move into here.
1061 (remove_ssa_form): Now static.
1062 (rewrite_vars_out_of_ssa): Kill.
1063 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
1064 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
1065 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
1066 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
1067 anything was changed.
1068 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
1069 from the PHI's annotation rather than the edge associated with
1071 * tree-ssa-dom.c (redirection_edges): Kill.
1072 (redirect_edges_and_update_ssa_graph): Kill.
1073 (tree_ssa_dominator_optimize): Do not reset forwardable flag
1074 for blocks anymore. Do not initialize redirection_edges.
1075 Call thread_through_all_blocks. Simplify code for cleanup
1076 of the CFG and iterating. No longer call cleanup_tree_cfg
1077 outside the iteration loop.
1078 (thread_across_edge): No longer mess with forwardable blocks.
1080 2004-08-09 Zack Weinberg <zack@codesourcery.com>
1082 * explow.c (memory_address): Use memory_address_p.
1083 * recog.c (general_operand): Likewise.
1084 * regrename.c: No need to define REG_OK_STRICT.
1086 2004-08-09 Steven Bosscher <stevenb@suse.de>
1088 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
1090 * gcse.c: Include timevar.h.
1091 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
1092 and global_copy_prop_count.
1093 (local_const_prop_count, local_copy_prop_count): New static globals.
1094 (gcse_main): Set the right timevar for each pass.
1095 (cprop_jump): Increment global_const_prop_count when a constant is
1096 propagated. Add "GLOBAL" to dump output.
1097 (cprop_insn): Increment global_const_prop_count when a constant is
1098 propagated, or global_copy_prop_count when a copy is propagated.
1099 (do_local_cprop): Likewise for local_const_prop_count and
1100 local_copy_prop_count.
1101 (one_cprop_pass): Initialize const/cprop counters to zero.
1102 Print out results of local and global const/cprop separately.
1103 (bypass_block): Break over-length line.
1104 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
1105 for bb-reorder.o and tracer.o.
1107 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1109 * Makefile.in (GTFILES): Remove stmt.c
1110 (stmt.o): Do not depend on gt-stmt.h.
1111 * emit-rtl.c (emit_line_note): Do not call
1112 set_file_and_line_for_stmt.
1113 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
1115 * function.c (free_after_parsing): Do not free STMT field.
1116 (allocate_struct_function): Do not call init_stmt_for_function.
1117 (assign_stack_temp_for_type): Do not accept values of keep
1119 (init_temp_slots): Do not initialize removed variables.
1120 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
1121 and X_VAR_TEMP_SLOT_LEVEL fields.
1122 * rtl.h (set_file_and_line_for_stmt): Remove.
1123 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
1124 struct stmt_status, cond_stack, case_stack, nesting_stack,
1125 nesting_depth, emit_locus, set_file_and_line_for_stmt,
1126 same_case_target_p, init_stmt_for_function, emit_nop,
1127 expand_start_cond, expand_start_elseif, expand_start_else,
1128 expand_elseif, expand_end_cond): Remove.
1129 (preserve_subexpressions_p): Remove references to CFUN->STMT.
1130 (expand_start_case, expand_end_case_type): Remove, merge into...
1131 (expand_case): ... this one, including other bits from
1132 expand_expr_real_1. Inline same_case_target_p. Turn members
1133 of CASE_STACK into local variables.
1134 (emit_case_bit_tests): Inline same_case_target_p.
1135 (add_case_node): Add HEAD argument, return new head of the list,
1136 do not handle default label here.
1137 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
1138 expand_start_elseif, current_nesting_level, expand_start_case,
1139 expand_end_case_type, expand_end_case, add_case_node,
1140 init_stmt_for_function, expand_elseif): Remove prototypes.
1141 (expand_case): Add prototype.
1143 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1145 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
1147 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1149 * expr.c (var_rtx): Remove.
1150 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
1151 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
1152 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
1154 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
1155 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
1156 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
1158 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
1159 Ayal Zaks <zaks@il.ibm.com>
1161 * common.opt (freschedule-modulo-scheduled-loops): New flag.
1162 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
1163 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
1164 when -freschedule-modulo-scheduled-loops flag is not specified.
1165 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
1166 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
1167 More accurate placing of insn in row of partial schedule.
1168 (ps_insn_find_column): New function.
1169 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
1170 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
1171 (schedule_region): Use sched_is_disabled_for_current_region_p.
1172 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
1174 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
1179 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1181 * config/i386/i386.c (ix86_expand_clrmem): Properly call
1182 gen_strset for 64bit target.
1184 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
1186 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
1188 2004-08-07 Jason Merrill <jason@redhat.com>
1190 Make return in memory explicit.
1191 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
1192 (assign_parm_find_data_types): Remove code for old front end
1193 invisible reference handling.
1194 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
1195 (expand_function_end): Likewise.
1196 * gimplify.c (gimplify_return_expr): Handle a dereferenced
1198 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
1199 (declare_return_variable): Handle DECL_BY_REFERENCE.
1200 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
1201 (cp_genericize_r): Use convert_from_reference.
1202 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
1203 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
1205 * c-common.c (c_warn_unused_result): Check TREE_USED before
1206 warning about a CALL_EXPR with an unused value.
1208 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1210 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
1211 to the compiler. Use -fshort-wchar by default.
1213 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
1215 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
1216 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
1218 * doc/invoke.texi (param): Document min-crossjump-insns.
1220 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
1223 * c.opt (Wmissing-field-initializers): New option.
1224 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
1225 * c-typeck.c (pop_init_level): Guard the missing field warning with
1226 warn_missing_field_initializers rather than extra_warnings.
1227 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
1228 some of the explanation from...
1229 (-Wextra): ...here. Say that the missing field warning can be
1230 seperately controlled by -Wmissing-field-initializers.
1232 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
1234 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
1235 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
1236 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
1237 * tree.def (ENTRY_VALUE_EXPR): Remove.
1239 2004-08-06 Jakub Jelinek <jakub@redhat.com>
1241 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
1242 the places where it is actually needed. Don't use repz; stosb
1243 for -Os with sufficiently small constant sizes.
1244 For sufficiently small repz; stos{l,q} repeat counts use a sequence
1245 of stos{l,q} instructions instead.
1247 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1249 PR tree-optimization/16807
1250 * loop-iv.c (dump_iv_info): Dump invariants correctly.
1251 (iv_subreg, iv_extend): Express value of invariant purely in
1254 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1256 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
1257 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
1259 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
1261 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
1262 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
1264 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
1265 pattern until reload is finished to allow better code generation
1266 and split them completely into separate instrunctions.
1267 (*andsi3_split): New pattern.
1269 2004-08-05 Mark Mitchell <mark@codesourcery.com>
1271 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
1272 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
1273 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1274 * tree.h (handle_dll_attribute): Declare. Test
1275 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1276 * c-common.h (c_determine_visibility): Declare.
1277 * c-common.c (c_determine_visibility): New function.
1278 * c-decl.c (finish_decl): Use it.
1279 (finish_function): Likewise.
1280 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
1281 zero, by default. Use #if, not #ifdef, to test it.
1282 * config/arm/arm.c (arm_attribute_table): Use
1283 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
1285 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
1286 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1288 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
1289 * config/i386/i386.c (ix86_attribute_table): Use
1290 handle_dll_attribute for dllimport/dllexport. Test
1291 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1292 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
1293 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1295 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
1297 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1299 * doc/extend.texi (dllexport): Clarify and correct documentation.
1300 (dllimport): Likewise.
1301 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
1302 handle_dll_attribute.
1304 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1306 * tree-ssa-loop-manip.c: New file.
1307 * Makefile.in (tree-ssa-loop-manip.o): Add.
1308 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
1310 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
1312 (tree_ssa_loop_done): Verify loop closed ssa form.
1313 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
1315 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1317 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
1318 pa_asm_output_aligned_local): New functions.
1319 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
1320 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
1321 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
1322 pa_asm_output_aligned_common.
1323 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1324 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
1325 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
1326 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1327 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
1328 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
1329 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1330 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
1333 2004-08-05 Andrew Pinski <apinski@apple.com>
1335 * objc/objc-act.c (build_objc_string_object): Mark the address
1336 expression as constant.
1338 2004-08-05 David Edelsohn <edelsohn@gnu.org>
1340 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
1341 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
1342 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
1344 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1346 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
1347 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
1348 out, and associated obsolete comments.
1350 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
1352 * tree.h (force_fit_type): Return a tree, take three flags.
1353 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
1354 TREE_CONSTANT_OVERFLOW here.
1355 (int_const_binop, const_binop): Adjust.
1356 (size_int_type): Do sign extension here.
1357 (fold_convert_const, optimize_bit_field_compare,
1358 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
1359 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
1360 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
1362 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1364 PR tree-optimization/16864
1365 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
1366 for ssa names without default_def.
1368 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
1370 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
1371 frame pointer, restore eax with an ebp-relative address.
1373 2004-08-04 Geoffrey Keating <geoffk@apple.com>
1376 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
1377 * c-common.h (make_rtl_for_local_static): Delete.
1378 * c-decl.c (shadow_tag_warned): Clean up comment.
1379 (finish_decl): Clean up spacing. Use set_user_assembler_name when
1380 appropriate. Don't pass asmspec to rest_of_decl_compilation.
1381 * c-semantics.c (make_rtl_for_local_static): Delete.
1382 * expr.c (init_block_move_fn): Use set_user_assembler_name.
1383 (init_block_clear_fn): Likewise.
1384 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
1385 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
1386 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
1387 * tree.h (make_decl_rtl): Remove second parameter.
1388 (set_user_assembler_name): New.
1389 * varasm.c (set_user_assembler_name): New.
1390 (make_decl_rtl): Remove second parameter. Update callers in many
1393 2004-08-05 Adam Nemet <anemet@lnxw.com>
1395 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
1396 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
1398 * gthr-lynx.h: New file.
1399 * config/lynx-ng.h: Remove file.
1400 * config/lynx.h: Update to LynxOS 4.0.
1401 * config/t-lynx: New file.
1402 * config/i386/lynx-ng.h: Remove file.
1403 * config/i386/lynx.h: Update to LynxOS 4.0.
1404 * config/rs6000/lynxbase.h: Remove file.
1405 * config/rs6000/lynx.h: Update to LynxOS 4.0.
1406 * config/rs6000/t-lynx: New file.
1407 * doc/install.texi (Options specification): Remove reference to
1408 LynxOS from systems where --with-gnu-as makes a difference.
1410 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1412 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
1414 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
1416 (c_cpp_builtins): Call it.
1417 * doc/cpp.texi: Update.
1419 2004-08-04 David Edelsohn <edelsohn@gnu.org>
1421 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
1424 2004-08-04 Jan Hubicka <jh@suse.cz>
1426 * basic-block.h (profile_staus): New global variable.
1427 * cfg.c (profile_status): Declare.
1428 (check_bb_profile): Break out from ....; use profile_status
1429 (dump_flow_info): ... here.
1430 * cfgbuild.c (find_basic_blocks): Set profile_status.
1431 * cfgexpand.c (tree_expand_cfg): Likewise.
1432 * predict.c (estimate_probability): Likewise.
1433 * profile.c (branch_prob): Likewise.
1434 * tree-cfg.c (build_tree_cfg): Likewise.
1435 (dump_function_to_file): Use check_bb_profile.
1436 * tree-pretty-print (dump_bb_header): Likewise.
1437 * tree-profile.c (do_tree_profiling): Cleanup.
1439 2004-08-04 Zack Weinberg <zack@codesourcery.com>
1441 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
1442 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
1443 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
1444 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
1445 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
1446 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
1447 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
1448 (ggc-none.o, errors.o): Move rule to generators section;
1449 correct dependencies.
1450 (min-insn-modes.o): Move rule to generators section; remove
1451 unnecessary explicit command; correct dependencies.
1452 (print-rtl.o, print-rtl1.o): Correct dependencies.
1453 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
1454 (mostlyclean): Update.
1456 * errors.c: Include bconfig.h not config.h. Correct comment.
1457 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
1458 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
1459 * print-rtl.c: Don't include tm_p.h.
1461 * rtl.h: Move forward-decl of struct function down where it's
1462 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
1463 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
1465 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1466 Jeff Law <law@redhat.com>
1468 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
1469 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
1470 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
1471 manipulate the duplicated ssa names.
1472 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
1473 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
1474 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
1476 (release_ssa_name): Do not release ssa names that may have multiple
1478 * tree.h (release_ssa_name_force, mark_for_rewrite,
1479 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
1480 marked_ssa_names): Declare.
1481 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
1482 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
1483 Update call to rewrite_ssa_into_ssa.
1485 2004-08-04 Mark Mitchell <mark@codesourcery.com>
1487 * defaults.h (TARGET_DECLSPEC): New macro.
1488 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
1489 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
1490 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
1491 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
1493 (TARGET_DECLSPEC): Define.
1494 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
1496 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
1498 (TARGET_DECLSPEC): Define.
1499 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
1501 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
1503 * doc/tm.texi (TARGET_DECLSPEC): Document.
1505 * doc/extend.texi: Fix typo in comment.
1507 2004-08-04 Paul Brook <paul@codesourcery.com>
1509 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1510 (TARGET_CXX): Use it.
1511 * target.h (struct gcc_target): Add cdtor_returns_this.
1512 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
1513 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1514 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
1516 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
1518 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
1519 low/high pair. Do range checking directly.
1520 (interpret_integer): Adjust.
1522 2004-08-04 Nick Clifton <nickc@redhat.com>
1524 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
1526 * doc/invoke.texi: Document this new switch and also the -mrenesas
1529 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
1531 * cfglayout.c (insn_locators_initialize): Update the current
1532 location before initializing a location.
1534 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1536 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
1537 (dbxout_function_end): Return after emitting the "Lscope" symbol
1538 under the same conditions that this function formerly wasn't called.
1539 Add explanatory comments.
1542 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
1546 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
1547 functions, broken out of dbxout_block.
1548 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
1549 stabs too, if it contains symbols. Use the begin_label and
1550 the Lscope label (emitted by dbxout_function_end) for the
1551 range of this block.
1553 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
1555 * doc/install.texi: Update autoconf version requirements.
1557 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1559 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
1560 * recog.c (general_operand, immediate_operand, nonmemory_operand)
1561 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
1562 * regclass.c (record_reg_classes): Likewise.
1563 * reload.c (find_reloads): Likewise.
1564 * reload1.c (reload): Likewise.
1566 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1568 * gensupport.c (init_md_reader_args_cb): Renamed from
1569 init_md_reader_args. Add third option, callback function for
1570 parsing program-specific options. Add diagnosis of incorrect
1571 number of input files.
1572 (init_md_reader): Fold into init_md_reader_args_cb.
1573 (init_md_reader_args): Now a thin wrapper around
1574 init_md_reader_args_cb.
1575 * gensupport.h: Update prototypes.
1577 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1578 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1579 * genrecog.c: No need to diagnose lack of an input file;
1580 init_md_reader_args will handle it.
1581 * genconditions.c: Likewise, and use init_md_reader_args.
1582 * genconstants.c: Likewise, and no need to call read_md_rtx.
1584 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
1586 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
1589 2004-08-03 Mike Stump <mrs@apple.com>
1591 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
1593 * doc/invoke.texi (Darwin Options): Update to reflect above.
1595 2004-08-03 Roger Sayle <roger@eyesopen.com>
1598 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
1599 truncations, not just global truncations.
1601 2004-08-03 Andrew Pinski <apinski@apple.com>
1604 * loop-iv.c (simplify_using_assignment): Initialize lhs.
1606 2004-08-03 Paul Brook <paul@codesourcery.com>
1608 * gcc/doc/install.texi: Document MPFR requirement.
1610 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
1612 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
1613 and mmap() explicitly instead of relying on preset autoconf cache
1615 * configure: Regenerate.
1617 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1620 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
1622 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
1623 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
1626 * config/i386/t-gmm_malloc: New file.
1627 * config/i386/t-pmm_malloc: Likewise.
1629 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
1631 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1632 Tanguy Fautrà <tfautre@pandora.be>
1634 * config/i386/pmm_malloc.h: New file.
1636 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
1638 * config/i386/gmm_malloc.h: New file.
1640 2004-08-03 Dale Johannesen <dalej@apple.com>
1642 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1643 * c-common.c: Include opts.h.
1644 (c_common_get_alias_set): Fix check for a single input file.
1645 * toplev.c: Remove current_file_decl.
1648 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1650 * config.gcc (arm*-*-symbianelf*): New target.
1651 * config/arm/symbian.h: New file.
1653 * gthr-gnat.c: Add visibility #pragmas.
1654 * gthr-gnat.h : Likewise.
1656 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1657 (__ffsDI2): Likewise.
1658 (__clzSI2): Likewise.
1659 (__ctzSI2): Likewise.
1660 (__ctzDI2): Likewise.
1661 (__popcountSI2): Likewise.
1662 (__popcountDI2): Likewise.
1663 (__paritySI2): Likewise.
1664 (__parityDI2): Likewise.
1665 * libgcc2.h: Add visibility #pragmas.
1666 (__clzDI2): Add prototype.
1667 (__clzSI2): Likewise.
1668 (__ctzSI2): Likewise.
1669 (__ffsDI2): Likewise.
1670 (__ffsSI2): Likewise.
1671 (__ctzDI2): Likewise.
1672 (__popcountSI2): Likewise.
1673 (__popcountDI2): Likewise.
1674 (__paritySI2): Likewise.
1675 (__parityDI2): Likewise.
1676 * unwind-dw2-fde.h: Add visibility #pragmas.
1677 * unwind.h: Likewise.
1679 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1680 Dale Johannesen <dalej@apple.com>
1681 Roger Sayle <roger@eyesopen.com>
1683 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1684 constants more accurately. Adjust costs for FMA instructions.
1685 Add cases for most logical and float operations. Recurse into
1688 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1690 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1692 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1694 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1695 conflicts to regs_invalidated_by_call.
1697 2004-08-03 Paul Brook <paul@codesourcery.com>
1699 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1701 2004-08-03 Jan Hubicka <jh@suse.cz>
1703 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1706 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1708 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1709 arm968es, arm10e, arm1020e, arm1022e.
1710 * invoke.texi: Update list of ARM cores.
1711 * arm-tune.md: Regenerate.
1713 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1715 * arm/gentune.sh: New file.
1716 * arm/t-arm: New file.
1717 * arm/arm-tune.md: New file (autogenerated).
1718 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1719 * arm.md (attribute tune): Delete. Include arm-tune.md.
1721 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1723 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1724 penultimate parameter. All callers adjusted.
1725 (struct prefix_list): Remove used_flag_ptr.
1726 (find_a_file): Do not set *pl->used_flag_ptr.
1727 (warn_B, warn_std_ptr): Remove.
1729 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1730 Mostafa Hagog <mustafa@il.ibm.com>
1732 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1734 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1736 * dwarf2out.c (output_call_frame_info): Don't change data format
1737 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1738 label. Use 'true' not '1'.
1739 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1742 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1744 * gdbinit.in: Reflect previous changes to rtunion_def.
1746 2004-08-02 Roger Sayle <roger@eyesopen.com>
1748 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1749 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1751 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1753 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1755 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1756 from "class" to "bt_class".
1758 2004-08-02 Paul Brook <paul@codesourcery.com>
1760 PR rtl-optimization/15068
1761 * flow.c (init_propagate_block_info): Check condition is reversible.
1763 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1765 * gengtype.h (options::info): Change type to const char *.
1766 (enum gc_used_enum): Move out of struct type scope.
1767 * gengtype.c (create_option): Convert initializer for option::info to
1769 (adjust_field_type, walk_type, write_func_for_structure,
1770 write_root, write_roots): Remove pointless cast.
1772 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1774 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1776 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1778 * rtl.h (union rtunion_def): Have all members start with the
1780 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1781 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1782 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1783 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1785 * gengtype.c (adjust_field_rtx_def): Likewise.
1786 * rtlanal.c (loc_mentioned_in_p): Likewise.
1788 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1790 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1791 Replace uses of mips/elf64.h with mips/elf.h
1792 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1793 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1794 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1795 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1796 (HANDLE_SYSV_PRAGMA): Delete.
1797 (ASM_OUTPUT_DEF): Fix formatting.
1798 * config/mips/elf64.h: Delete.
1800 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1802 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1803 symbol+offset operand to have its offset be zero mod 0x3fff
1804 when GOT entries are in use. Clarify logic in SYMBOL_REF
1805 case. Clarify comments.
1806 (ia64_expand_load_address): Split a symbol+offset load when
1807 the offset is nonzero mod 0x3fff, not 0x1fff.
1809 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1811 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1812 if trying to *store* to a non-offsettable address.
1813 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1814 a nonoffsettable address.
1815 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1817 (movti_string): Don't move GPRs to a nonoffsettable address.
1818 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1820 2004-08-02 Ben Elliston <bje@au.ibm.com>
1823 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1825 2004-08-01 Richard Henderson <rth@redhat.com>
1827 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1828 variable sized types.
1830 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1832 * doc/invoke.texi: In the MIPS options section, remove the passage
1833 saying that -mexplicit-relocs is usually disabled for -mabicalls
1834 -fno-unit-at-a-time.
1835 * config/mips/mips.c (override_options): Remove the code that enforced
1838 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1840 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1841 an in-range offset and one for an out-of-range offset. Wrap the latter
1842 in .set macro/.set nomacro if it's inside a .set nomacro block.
1844 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1846 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1847 (mips_restore_gp): Declare.
1848 * config/mips/mips.c (mips_add_offset): Add a scratch register
1849 argument. Reimplement in rtl only, reusing MIPS16 logic from
1850 mips_output_mi_thunk.
1851 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1853 (mips_gp_save_slot): Delete.
1854 (mips_restore_gp): New function.
1855 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1856 * config/mips/mips.md (exception_receiver): Turn into a
1857 define_insn_and_split. Use mips_restore_gp to do the split.
1858 (call_internal, call_value_internal, call_value_multiple_internal): Use
1859 mips_restore_gp to restore $gp.
1861 2004-07-31 Andrew Pinski <apinski@apple.com>
1864 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1866 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1868 * c-decl.c (diagnose_mismatched_decls): Give error for external
1869 redeclaration of identifier declared with no linkage, not just
1870 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1871 error for redeclaration with no linkage.
1873 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1874 Fariborz Jahanian <fjahanian@apple.com>
1876 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1877 non-offsettable addresses even for DImode.
1878 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1879 being moved into multiple GPRs.
1881 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1883 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1884 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1886 * config/rs6000/darwin-ldouble.c (isless): New macro.
1888 (nonfinite): New macro.
1890 (_xlqadd): Completely rewrite.
1891 (_xlqmul): Correct overflow handling.
1892 (_xlqdiv): Correct overflow handling.
1893 * config/rs6000/darwin-ldouble-format: New file.
1895 2004-07-30 Roger Sayle <roger@eyesopen.com>
1896 Richard Henderson <rth@redhat.com>
1898 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1899 9 into the equivalent lea instruction.
1901 2004-07-30 Richard Henderson <rth@redhat.com>
1903 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1904 with DECL_INITIAL if fb_lvalue.
1905 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1906 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1908 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1910 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1912 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1913 pointer escapes through a function call, assume that the
1914 callee will dereference it.
1915 (add_pointed_to_var): Assume that VALUE is always an
1917 (collect_points_to_info_r): Only call add_pointed_to_var if
1918 the value is an ADDR_EXPR.
1920 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1922 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1923 alias set of the inner type of ARRAY_TYPEs.
1925 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1927 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1928 setting a non-register to UNDEFINED right before the call to
1931 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1933 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1935 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1937 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1938 comparing points-to sets of different pointers, make sure the
1939 second pointer is actually referenced in the code.
1941 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1943 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1944 (got_symbolic_operand): Remove unreachable code.
1945 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1946 setjmp_operand; add entry for tls_symbolic_operand.
1947 * config/ia64/ia64-protos.h: Remove all prototypes of
1948 predicate functions.
1950 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1952 * c-common.h (lang_post_pch_load): New variable.
1953 * c-pch.c (lang_post_pch_load): Define it.
1954 (c_common_read_pch): Use it.
1955 * cgraphunit.c (record_call_1): Give the front end a chance to
1956 record additional needed entities when a variable is marked as
1958 * tlink.c (recompile_files): Robustify.
1959 (scan_linker_output): If a symbol is assigned to a file,
1960 but after recompilation is not present there, issue an error
1963 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1965 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1966 Take orig_loop argument and pass it to set_level.
1967 (schedule_sm): Pass the correct orig_loop to force_move_till.
1969 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1971 * cfgloop.c (update_latch_info): Update dominator of the new block.
1972 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1974 * dominance.c (verify_dominators): Check that the dominance tree is
1976 (recount_dominator): Ignore unreachable blocks.
1977 (iterate_fix_dominators): Cleanup old dominance information before
1980 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1982 * tree-ssa-operands.c (get_expr_operands): Revert changes
1983 to ADDR_EXPR processing introduced by:
1984 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1985 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1987 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1989 * doc/implement-c.texi: Add C90 subclause references. Point to
1990 preprocessor documentation instead of duplicating it. Add points
1991 only present in C90. Fill in documentation for all points.
1993 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1995 * pa.c (output_movb): Correct typo.
1997 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1999 * ra.h (single_reg_in_regclass): Declare.
2000 * ra.c (single_reg_in_regclass): Define.
2001 (first_hard_reg): New.
2002 (init_ra): Initialize single_reg_in_regclass.
2003 * ra-colorize.c (ok_class): New.
2004 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
2006 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
2008 * gcov-io.h: Allow zero tag as EOF indicator.
2009 (gcov_is_eof): Remove.
2010 (gcov_truncate): Remove.
2011 * gcov-io.c (gcov_seek): Always SEEK_SET.
2012 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
2014 * coverage.c (read_counts_file): Don't use gcov_is_eof.
2015 * gcov-dump.c (dump_file): Likewise.
2016 * gcov.c (read_graph_file, read_count_file): Likewise.
2018 * c-decl.c (complete_array_type): Don't gratuitously copy
2019 maxindex. Check it always has a type.
2021 2004-07-29 Steven Bosscher <stevenb@suse.de>
2023 * rtl.c (currently_expanding_to_rtl): New.
2024 * rtl.h (currently_expanding_to_rtl): Export it.
2025 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
2027 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
2029 * config/sh/sh.c: Replace rtx_equal_function_value_matters
2030 with currently_expanding_to_rtl.
2031 * config/sh/sh.md: Likewise.
2032 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
2034 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
2036 Introduce sh2a support.
2037 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
2038 * config.gcc: Build multilibs for sh2a and sh2a-single by
2040 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
2041 default. Split their tests out of the corresponding SH4
2043 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
2045 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2046 * config.gcc: Handle sh2a multilibs and cpu selection.
2047 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
2048 * config/sh/t-mlib-sh2a: New.
2049 * config/sh/t-mlib-sh2a-nofpu: New.
2050 * config/sh/t-mlib-sh2a-single: New.
2051 * config/sh/t-mlib-sh2a-single-only: New.
2052 2004-07-09 Nick Clifton <nickc@redhat.com>
2054 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
2055 -ml and -m2a are used together.
2056 2004-03-23 DJ Delorie <dj@redhat.com>
2057 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
2058 when we have a double-sized FPU.
2059 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
2060 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
2062 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
2063 -msh2a-single and -msh2a-single-only
2064 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
2065 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
2067 2004-02-20 DJ Delorie <dj@delorie.com>
2068 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
2069 2004-02-20 Fred Fish <fnf@redhat.com>,
2070 Corinna Vinschen <vinschen@redhat.com>
2071 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
2072 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
2073 2004-02-18 DJ Delorie <dj@redhat.com>
2074 * config/sh/sh.c (broken_move): Add support for movi20.
2075 * config/sh/sh.h: Likewise.
2076 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
2077 * config/sh/sh.md (udivsi3_sh2a): New.
2082 (ashlsi3_sh2a): New.
2083 (ashrsi3_sh2a): New.
2084 (lshrsi3_sh2a): New.
2085 (movsi_i): Disable for sh2a.
2086 (movsi_ie): Add movi20.
2087 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
2088 sh2a, for -m2a-nofpu mode.
2089 2004-02-13 DJ Delorie <dj@redhat.com>
2090 * config/sh/lib1funcs.asm: Handle double vs single better.
2091 * config/sh/sh.h: Likewise.
2092 2004-02-09 DJ Delorie <dj@redhat.com>
2093 * config/sh/crt1.asm: Add support for sh2a.
2094 * config/sh/elf.h: Likewise.
2095 * config/sh/lib1funcs.asm: Likewise.
2096 * config/sh/sh.c: Likewise.
2097 * config/sh/sh.md: Likewise.
2098 * config/sh/sh.h: Likewise.
2099 * config/sh/t-sh: Likewise.
2101 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2103 * config/frv/frv.md (movqi_internal, movhi_internal,
2104 movsi_internal): Add backup alternatives for memory inputs.
2106 2004-07-28 Matt Austern <austern@apple.com>
2108 * config/darwin.c (darwin_one_byte_bool): New global variable.
2109 * config/darwin.h (darwin_one_byte_bool): Declare.
2110 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
2111 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
2112 value of darwin_one_byte_bool.
2113 * doc/invoke.texi: Document -mone-byte-bool flag.
2115 2004-07-28 Eric Christopher <echristo@redhat.com>
2117 * c-common.c (c_common_unsafe_for_reeval): Delete.
2118 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
2119 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
2120 * calls.c (fix_unsafe_tree): Delete.
2121 (expand_call): Delete code which used above.
2122 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
2123 * expr.c (expand_expr_real_1): Ditto.
2124 * fold-const.c (non_lvalue): Ditto.
2125 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
2126 (lhd_unsafe_for_reeval): Ditto.
2127 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
2128 * langhooks.h (unsafe_for_reeval): Ditto.
2129 (unsave_expr_now): Adjust comment.
2130 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
2131 (estimate_num_insns_1): Ditto.
2132 * tree-pretty-print.c (dump_generic_node): Ditto.
2133 * tree.c (expr_align): Ditto.
2134 (unsave_expr): Delete.
2135 (unsafe_for_reeval): Ditto.
2136 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
2137 * tree.def (UNSAVE_EXPR): Delete.
2138 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
2140 2004-07-28 Zack Weinberg <zack@codesourcery.com>
2142 * tree.h (enum tls_model): Move ...
2143 * coretypes.h: ... here.
2145 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2147 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
2149 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2151 * cse.c (validate_canon_reg): New function, split out from...
2152 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
2154 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2156 * tree-ssa-alias.c (maybe_create_global_var): Don't just
2157 return if .GLOBAL_VAR has been created.
2159 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2161 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
2162 every variable that may have aliases, not just tags.
2164 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
2166 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
2167 move_from_CR_eq_bit.
2168 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
2171 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
2174 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
2175 output_e500_flip_eq_bit.
2177 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
2178 output_e500_flip_eq_bit.
2179 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
2180 output_e500_flip_eq_bit.
2181 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
2182 (print_operand): case D. Get to EQ bit.
2184 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2186 * gcov.c (function_summary): Add missing \n.
2188 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2190 Introduce sh4a support.
2191 * config.gcc: Handle sh4a multilibs and cpu selection.
2192 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
2193 * config/sh/t-mlib-sh4a: New.
2194 * config/sh/t-mlib-sh4al: New.
2195 * config/sh/t-mlib-sh4a-nofpu: New.
2196 * config/sh/t-mlib-sh4a-single: New.
2197 * config/sh/t-mlib-sh4a-single-only: New.
2198 2004-02-20 DJ Delorie <dj@redhat.com>
2199 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
2200 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
2201 2003-08-22 Eric Christopher <echristo@redhat.com>
2202 * config/sh/sh4a.md: Update for chip errata.
2203 2003-08-07 Eric Christopher <echristo@redhat.com>
2204 * config/sh/sh4a.md: New file. sh4a processor description.
2205 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
2206 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
2208 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
2209 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
2210 * doc/invoke.texi (SH Options): Document -m4al.
2211 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
2212 * config/sh/sh.c (expand_block_move): Remove commented-out code
2213 checked in by mistake.
2214 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
2215 single elements from SFmode vectors.
2216 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
2218 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
2219 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
2220 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
2221 sh_fsca_int2sf): Remove variable declarations.
2222 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2223 sh_fsca_int2sf): New functions.
2224 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
2225 sh_fsca_int2sf_rtx): New static variables.
2226 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
2227 sh_fsca_int2sf): Declare.
2228 * config/sh/sh.md: Adjust.
2229 * doc/invoke.texi (SH Options): Document new options.
2230 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
2231 compatibility from SH4 code.
2232 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
2233 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
2235 (memory_movsrc_operand): Renamed to...
2236 (unaligned_load_operand): ... this. Simplified.
2237 * config/sh/sh.h (PREDICATE_CODES): Adjust.
2238 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
2239 input operand to SImode, and adjust the others. Introduce
2240 post-increment by peephole.
2241 * config/sh/sh.c (expand_block_move): Give the target address the
2242 same mode as the temp reg.
2243 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
2245 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
2246 Introduce support for SH4a.
2247 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
2248 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
2249 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2250 sh_fsca_int2sf): New.
2251 (sh_init_builtins): Initialize them.
2252 (print_operand): Support `d'.
2253 (expand_block_move): Use movua if src is misaligned.
2254 (memory_movsrc_operand): New.
2255 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
2256 and one of the SH4 macros.
2257 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
2258 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
2259 SELECT_SH4A_SINGLE): New.
2260 (TARGET_NONE): Add SH4A_BIT.
2261 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
2262 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
2263 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
2264 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
2265 (enum processor_type): Added PROCESSOR_SH4A.
2266 (PREDICATE_CODES): Add memory_movsrc_operand.
2267 * config/sh/sh.md: Removed unused variables.
2268 (attr cpu): Add sh4a.
2269 (attr type): Add movua, fsrra and fsca.
2270 (prefetch): New, for SH4.
2271 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
2272 (toggle_sz): Set type to fp.
2273 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
2274 (movua, extv, extzv): New.
2275 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
2278 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2280 * tree-optimize.c (init_tree_optimization_passes): Schedule
2281 pass_may_alias right after the program is renamed into SSA.
2282 * tree-pass.h (PROP_alias): Define.
2283 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
2284 * tree-sra.c (pass_sra): Likewise.
2285 * tree-ssa-ccp.c (pass_ccp): Likewise.
2286 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
2287 * tree-ssa-dce.c (pass_dce): Likewise.
2288 * tree-ssa-dom.c (pass_dominator): Likewise.
2289 * tree-ssa-dse.c (pass_dse): Likewise.
2290 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2291 * tree-ssa-loop-ch.c (pass_ch): Likewise.
2292 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2293 * tree-ssa-pre.c (pass_pre): Likewise.
2294 * tree-tailcall.c (pass_tail_recursion): Likewise.
2295 * tree-ssa.c (pass_redundant_phi): Likewise.
2296 * tree-ssa-alias.c (aliases_computed_p): Remove.
2298 (init_alias_info): Do not mark all type tags for renaming
2300 Clear may_aliases from every symbol.
2301 (setup_pointers_and_addressables): If a pointer has not been
2302 dereferenced and it had a type tag, clear it and mark the old
2305 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2307 PR tree-optimization/16705
2308 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
2311 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2313 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
2316 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
2317 don't make another one.
2319 PR optimization/15077
2320 * function.h (struct function): Add field saved_static_chain_decl.
2321 Fix comment for static_chain_decl.
2322 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
2323 * tree-inline.h (save_body): Add new arg.
2324 * tree-optimize.c (tree_rest_of_compilation): Handle saving
2327 2004-07-27 Richard Henderson <rth@redhat.com>
2329 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
2330 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
2331 is_gimple_addressable.
2332 * tree-gimple.c (is_gimple_addressable): Rename from
2333 is_gimple_addr_expr_arg; accept INDIRECT_REF.
2334 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
2335 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
2336 rename to is_gimple_addressable.
2338 2004-07-28 Alan Modra <amodra@bigpond.net.au>
2340 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
2342 2004-07-27 Richard Henderson <rth@redhat.com>
2344 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
2347 2004-07-27 Zack Weinberg <zack@codesourcery.com>
2349 * libgcc2.c: Change all conditionals testing
2350 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
2351 * libgcc2.h: Likewise.
2352 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
2353 TYPE_PRECISION of float80_type to 80.
2354 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
2355 of fpreg_type and float80_type to 80.
2356 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
2357 * config/m68k/netbsd-elf.h:
2358 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
2359 to evaluate to 80 whenever they would formerly have evaluated to 96.
2360 * config/i386/sco5.h: Remove unnecessary redefinition of
2361 LONG_DOUBLE_TYPE_SIZE.
2362 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
2363 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
2364 XFmode, with a bitsize of 80. Update commentary.
2365 * config/ia64/ia64-modes.def: Likewise.
2366 * config/m68k/m68k-modes.def: Likewise.
2368 2004-07-27 Steven Bosscher <stevenb@suse.de>
2370 * cfgexpand.c (tree_expand_cfg): Fix comment.
2372 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
2373 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
2375 (prepare_function_start): Don't set rtx_equal_function_value_matters.
2376 * integrate.c (copy_rtx_and_substitute): Don't test for it.
2377 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
2378 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
2379 here again. Update leading comment.
2380 * rtl.c (rtx_equal_function_value_matters): Remove.
2381 (rtx_equal_p): Don't test for it.
2382 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
2385 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
2386 * rtl.c (note_insn_name): Likewise.
2387 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
2388 * final.c (final_scan_insn): Likewise.
2390 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
2391 * passes.c (rest_of_handle_eh): Do it here.
2393 * stmt.c (struct nesting): Remove struct nesting block member.
2394 (struct stmt_status): Remove x_block_start_count field.
2395 (current_block_start_count): Remove.
2397 2004-07-27 Brian Booth <bbooth@redhat.com>
2399 * tree-optimize.c (register_one_dump_file): Update condition that uses
2401 (dup_pass_1): Replace with...
2402 (next_pass_1): This.
2403 (NEXT_PASS): Call next_pass_1.
2405 (init_tree_optimization_passes): Remove uses of DUP_PASS.
2406 (execute_one_pass): Update condition that uses
2408 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
2411 2004-07-27 Nick Clifton <nickc@redhat.com>
2413 * config/m32r/m32r.c: Include integrate.h in order to get the
2414 prototype for get_hard_reg_initial_val().
2416 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
2417 and tidy up indentation.
2418 (final_presence_set): Use absence_set instead, so that if there is
2419 nothing in the "o" pipe the "s" pipe can be scheduled.
2421 2004-07-27 Diego Novillo <dnovillo@redhat.com>
2423 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
2424 don't have PT_VARS nor PT_MALLOC set.
2425 Clear name tag from pointers that have not been dereferenced.
2426 (set_pt_anything, set_pt_malloc): Forward declare.
2427 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
2428 not type compatibility when determining if a pointer can be
2431 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
2433 * expr.h (canonicalize_condition, get_condition): Add an int argument.
2434 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
2435 it to check whether the condition is still valid at the jump insn.
2436 * ifcvt.c (noce_get_condition): Likewise.
2437 (noce_get_alt_condition): Update call to canonicalize_condition.
2438 * loop-iv.c (simplify_using_initial_values): Update call to
2439 get_condition. Remove FIXME.
2440 (check_simple_exit): Update call to get_condition.
2441 * loop-unswitch.c (may_unswitch_on): Likewise.
2442 * loop.c (check_dbra_loop): Likewise.
2443 (canonicalize_condition, get_condition): Add an argument to say whether
2444 the condition must still be valid at INSN.
2445 (get_condition_for_loop): Update call to get_condition. Require that
2446 the condition be valid at INSN.
2447 * predict.c (estimate_probability): Update call to get_condition.
2448 Remove unused earliest parameter.
2449 (expected_value_to_br_prob): Update call to canonicalize_condition.
2451 2004-07-26 Eric Christopher <echristo@redhat.com>
2453 * tree-dfa.c (add_referenced_var): Register initializers of global
2456 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
2458 * config/i386/i386.c (function_arg): Always treat 8-
2459 and 16-byte wide vectors the same, even if MMX/SSE
2461 (contains_128bit_aligned_vector_p): Add comment.
2463 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
2465 * ra.h (enum node_type): Rename to:
2466 (enum ra_node_type).
2467 * ra-colorize.c: Likewise.
2469 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2471 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
2472 after simplifying the jump.
2474 2004-06-26 Richard Henderson <rth@redhat.com>
2476 * calls.c (combine_pending_stack_adjustment_and_call): Make
2477 preferred_unit_stack_boundary argument unsigned. Make
2478 unadjusted_alignment unsigned.
2479 (expand_call): Make preferred_stack_boundary and
2480 preferred_unit_stack_boundary variables unsigned.
2481 * function.c (assign_stack_local_1): Make alignment unsigned.
2482 * function.h (struct function): Make stack_alignment_needed,
2483 preferred_stack_boundary unsigned.
2484 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
2485 (ix86_compute_frame_layout): Make stack_alignment_needed,
2486 preferred_alignment variables unsigned.
2487 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
2489 2004-07-26 Tom Tromey <tromey@redhat.com>
2491 * tree.h: Fix typo in comment.
2493 2004-07-26 Daniel Jacobowitz <dan@debian.org>
2496 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
2497 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
2498 (ggc_free): Remove incorrect freeing.
2499 (sweep_pages): Advance PP for large pages. Fix indentation.
2501 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2503 PR rtl-optimization/16643
2504 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
2505 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
2506 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
2507 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
2508 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
2509 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2510 * rtl.h (tracer): Add a flags parameter.
2511 * tracer.c (tracer): Pass it to cfg_layout_initialise.
2512 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
2513 (rest_of_handle_reorder_blocks): Update calls to tracer and
2514 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
2515 (rest_of_handle_tracer): Pass 0 to tracer.
2516 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
2518 2004-07-25 David Edelsohn <edelsohn@gnu.org>
2521 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
2524 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
2526 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
2527 (BINFO_BASE_ACCESS): Adjust.
2528 (BINFO_BASE_ACCESS_APPEND): New.
2529 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
2530 * dbxout.c (dbxout_type): Adjust binfo access accessing.
2531 * dwarf2out.c (gen_member_die): Likewise.
2532 * tree-dump.c (deque_and_dump): Likewise.
2534 2004-07-26 Falk Hueffner <falk@debian.org>
2536 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
2539 2004-07-25 Roger Sayle <roger@eyesopen.com>
2541 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
2542 value off of the stack if TARGET_USE_FFREEP.
2544 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2546 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
2547 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
2548 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
2549 check on invocation of XRESIZEVEC ().
2551 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2553 * c-common.c (disable_builtin_function): Rename variable n to
2554 new_disabled_builtin.
2555 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
2556 Rename local variable old to old_decl.
2557 * gensupport.c (shift_output_template): Rename parameter old to src.
2558 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
2559 old_rtx and newx to new_rtx.
2561 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2563 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
2565 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
2567 * c-lex.c: Likewise.
2569 2004-07-25 Roger Sayle <roger@eyesopen.com>
2571 * fold-const.c (constant_boolean_node): Make extern.
2572 (make_range): Wrap long lines.
2573 (fold_cond_expr_with_comparison): Remove unnecessary call to
2574 pedantic_non_lvalue. Add missing calls to fold_convert.
2575 (fold_truthop): Add missing calls to fold_convert.
2577 * tree.h (constant_boolean_node): Add prototype here.
2578 * builtins.c (expand_builtin_strncmp): Add missing calls to
2580 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
2581 Call fold_convert and constant_boolean_node to correct types.
2582 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
2583 missing call to fold_convert to correct types.
2585 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
2586 Brian Ryner <bryner@brianryner.com>
2590 * c-common.c (c_common_attribute_table): Allow
2591 handle_visibility_attribute to be called for types.
2592 (handle_visibility_attribute) When given a type, set the visibility
2593 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
2594 so that we can check later whether the attribute was present. Added
2595 warning if attribute applied to non class type.
2596 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
2597 decls and checking that they are consistent.
2598 * common.opt: Added -fvisibility.
2599 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
2600 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
2601 * flags.h, tree.h: Added assorted support defines for overall patch
2602 * opts.c: Added parsing support for -fvisibility.
2603 * tree.c (build_decl): Set visibility for all decls to be whatever
2604 is in force at that time.
2605 * varasm.c (default_binds_local_p_1): Reworked logic determining
2606 when to make a symbol locally bound.
2607 * doc/invoke.texi: Added documentation for -fvisibility and
2608 -fvisibility-inlines-hidden.
2610 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2612 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
2613 * c-common.c: Add missing casts from void * to other types.
2614 * c-decl.c: Likewise.
2615 * c-format.c: Likewise.
2616 * c-lex.c: Likewise.
2617 * c-pragma.c: Likewise.
2618 * c-typeck.c: Likewise.
2619 * defaults.h: Likewise.
2620 * genconstants.c: Likewise.
2621 * gengtype-lex.l: Likewise.
2622 * genmodes.c: Likewise.
2623 * read-rtl.c: Likewise.
2626 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2628 * bitmap.c: Use type-safe memory allocation macros from libiberty.
2629 * c-common.c: Likewise.
2630 * c-decl.c: Likewise.
2631 * c-lang.c: Likewise.
2632 * c-lex.c: Likewise.
2633 * c-opts.c: Likewise.
2634 * c-parse.in: Likewise.
2635 * c-typeck.c: Likewise.
2636 * genconditions.c: Likewise.
2637 * gengtype-lex.l: Likewise.
2638 * gengtype-yacc.y: Likewise.
2639 * gengtype.c: Likewise.
2640 * genmodes.c: Likewise.
2641 * gensupport.c: Likewise.
2642 * read-rtl.c: Likewise.
2643 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2646 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2648 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2649 variable typename to type_name.
2650 * c-lex.c (interpret_float): Likewise.
2652 2004-07-25 Roger Sayle <roger@eyesopen.com>
2654 * convert.c (convert_to_real, convert_to_integer,
2655 convert_to_complex): Replace calls to build with calls to buildN.
2656 * coverage.c (tree_coverage_counter_ref): Likewise.
2657 * dojump.c (do_jump): Likewise.
2658 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2659 * emit-rtl.c (component_ref_for_mem_expr,
2660 set_mem_attributes_minus_bitpos): Likewise.
2661 * explow.c (update_nonlocal_goto_save_area): Likewise.
2662 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2663 expand_mult_add): Likewise.
2664 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2665 store_constructor, get_inner_reference, expand_expr_real_1,
2666 try_casesi, try_tablejump): Likewise.
2667 * function.c (expand_function_start): Likewise.
2668 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2669 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2670 * stor-layout.c (place_union_field, layout_type): Likewise.
2671 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2672 * varasm.c (copy_constant): Likewise.
2674 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2676 * c-common.c: Rename all identifiers named `new'.
2677 * c-decl.c: Likewise.
2678 * gensupport.c: Likewise.
2679 * simplify-rtx.c: Likewise.
2680 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2682 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2685 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2688 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2689 declarations until after calling pushdecl.
2690 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2691 "extern" and not on whether the declaration is initialized.
2693 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2695 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2696 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2697 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2698 "cpplib.h", "c-pragma.h", "c-common.h".
2699 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2700 (solaris_register_pragmas): New functions.
2701 * config/sol2-protos.h: New file.
2702 * config/sol2.c: New file.
2703 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2704 (REGISTER_TARGET_PRAGMAS): New macros.
2705 (solaris_pending_aligns, solaris_pending_inits)
2706 (solaris_pending_finis): New variables.
2707 * config/t-sol2 (sol2-c.o): Update dependencies.
2709 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2710 SUBTARGET_INSERT_ATTRIBUTES.
2711 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2712 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2713 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2714 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2715 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2716 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2717 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2718 * config/sparc/sparc.c (sparc_attribute_table): New.
2719 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2720 SUBTARGET_INSERT_ATTRIBUTES.
2721 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2723 * doc/extend.texi (Solaris Pragmas): New section.
2725 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2727 * c-common.c: Rename all identifiers named `class' to `cl'.
2728 * c-common.h: Likewise.
2729 * c-parse.in: Likewise.
2730 * c-typeck.c: Likewise.
2731 * genmodes.c: Likewise.
2734 * recog.c: Likewise.
2735 * recog.h: Likewise.
2736 * regrename.c: Likewise.
2738 * c-common.c (builtin_function_2): Change type of 5th parameter from
2739 int to enum built_in_function. Change type of 8th parameter from int
2741 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2743 * c-typeck.c (convert_arguments): Change type of formal_prec from
2744 int to unsigned int.
2745 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2746 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2747 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2748 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2749 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2750 iterator to for_all_modes () instead of an enum because enums can't
2751 be incremented in C++.
2754 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2756 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2759 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2761 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2762 Handle ARRAY_RANGE_REF like ARRAY_REF.
2764 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2766 * c-typeck.c (digest_init): Don't allow arrays of signed or
2767 unsigned variants of wchar_t to be initialized by wide string
2768 constants. Do allow arrays of enumerated types compatible with
2769 wchar_t to be initialized by wide string constants. Refine tests
2770 distinguishing wide and narrow strings and arrays. Give specific
2771 error for arrays of other integer types initialized by string
2773 (output_init_element, process_init_element): Check for
2774 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2775 initializing with string constants.
2777 2004-07-25 Richard Henderson <rth@redhat.com>
2779 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2781 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2782 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2783 DECL_IGNORED_P to new decl.
2785 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2787 * config/ia64/ia64.c (general_xfmode_operand)
2788 (destination_xfmode_operand): Delete.
2789 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2790 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2791 and destination_operand.
2793 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2795 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2796 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2798 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2799 Zack Weinberg <zack@codesourcery.com
2802 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2803 redundant-declaration warning the first time a builtin is
2804 declared explicitly.
2806 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2808 * tree.h (staticp): Change return type to bool.
2810 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2812 * c-common.c (c_staticp): Last episode of the staticp saga.
2814 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2816 * c-common.h (c_staticp): Change return type from int to bool.
2817 * tree.c (staticp): Likewise.
2818 * langhooks.h (staticp): Likewise.
2820 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2822 * langhooks-def.h (lhd_staticp): Change return type from int to
2823 bool in prototype to match definition.
2825 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2827 * system.h (bool, true, false): Don't redefine as preprocessor macros
2830 2004-07-24 Roger Sayle <roger@eyesopen.com>
2832 * expmed.c (init_expmed): A signed modulus by a power of two is
2833 considered cheap if its less than or equal to four instructions.
2835 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2837 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2838 GGC_CNEWVAR): New macros.
2840 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2842 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2844 * c-decl.c: Likewise.
2845 * c-format.c: Likewise.
2846 * c-lex.c: Likewise.
2847 * c-opts.c: Likewise.
2848 * c-pragma.c: Likewise.
2849 * c-typeck.c: Likewise.
2850 * gencheck.c: Likewise.
2851 * genconditions.c: Likewise.
2852 * genconfig.c: Likewise.
2853 * genflags.c: Likewise.
2854 * gengtype.c: Likewise.
2855 * gensupport.c: Likewise.
2856 * ggc-none.c: Likewise.
2857 * langhooks.c: Likewise.
2858 * statistics.h: Likewise.
2859 * stub-objc.c: Likewise.
2860 * java/decl.c: Likewise.
2862 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2864 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2865 (symbolic_operand): Fix prototype.
2866 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2867 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2868 use them, change from the "{...}" syntax to the simpler {...}
2870 (*cfv4_extendqisi2): Fix destination predicate.
2871 * config/m68k/m68k-protos.h: Remove various declarations also
2872 generated via PREDICATE_CODES.
2874 2004-07-23 Mike Stump <mrs@apple.com>
2876 * c-typeck.c (convert_for_assignment): Tightened up pointer
2877 converstions that differ in signedness.
2879 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2881 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2883 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2885 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2886 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2888 * gimplify.c (gimplify_compound_lval): Check for no handled
2889 operations, rather than checking for explicit list of nodes.
2890 (is_gimple_addr_expr_arg_or_indirect): New function.
2891 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2892 redundant setting of TREE_INVARIANT.
2893 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2894 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2896 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2898 PR tree-optimization/16688
2899 PR tree-optimization/16689
2900 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2901 unnecessary initialization of 'tag'.
2902 (get_tmt_for): Check that the new type tag has the same alias
2903 set as the pointed-to type.
2904 (group_aliases): Only regular variables need to be removed
2905 from the alias set of a name tag.
2906 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2907 propagation if the two types are not compatible.
2908 (merge_alias_info): Rename from replace_ssa_names_ann.
2910 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2911 the propagation can be done.
2912 Only call merge_alias_info on pointers.
2913 (propagate_value): Likewise.
2914 * tree-ssa-copyrename.c: Include langhooks.h.
2915 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2917 Do not coalesce variables with incompatible types.
2918 (rename_ssa_copies): Call replace_ssa_name_symbol.
2919 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2920 the same type as the underlying _DECL.
2921 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2922 * tree.h (replace_ssa_name_symbol): Declare.
2924 2004-07-23 Richard Henderson <rth@redhat.com>
2927 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2928 unshare it properly.
2929 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2930 the conditional for all non-register types.
2932 2004-07-23 Richard Henderson <rth@redhat.com>
2934 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2935 * expr.h (fix_lexical_addr): Remove.
2936 * function.c (NEED_SEPARATE_AP): Remove.
2937 (fix_lexical_addr): Remove.
2938 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2939 not null decl_function_context.
2940 (create_alias_vars): Likewise.
2941 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2942 (simple_goto_p): Likewise.
2943 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2944 * tree-ssa-ccp.c (get_default_value): Likewise.
2945 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2946 * tree.c (needs_to_live_in_memory): Likewise.
2947 * tree-flow-inline.h (may_be_aliased): Move...
2948 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2949 when TREE_STATIC variables may be addressable.
2951 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2953 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2955 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2957 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2958 bitmap contents if GENERATOR_FILE is defined.
2959 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2960 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2962 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2964 * c-decl.c (start_function): Form composite type of function types
2965 rather than copying type from previous prototype declaration.
2967 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2969 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2970 the const qualifier for the second argument in the C++ functions.
2972 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2973 specific pointer types.
2975 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2976 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2977 for vector bool and/or vector pixel, add C++ and C missing support.
2978 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2979 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2980 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2981 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2982 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2983 missing C++ and C support for vector bool and/or vector pixel.
2984 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2985 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2986 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2987 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2988 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2989 C++ and C types used for vector bool and/or vector pixel.
2990 (vec_st, vec_stl): Add C++ support for vector pixel.
2991 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2992 (vec_all_ne): Add C++ support for vector pixel.
2994 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2995 (vec_vmulesb): Add missing C++ function.
2996 (vec_perm): Fix type of third argument in C++ function.
2997 (vec_vsum4shs): Fix C++ function name.
2998 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2999 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
3000 argument passed to the error handler in C macro.
3001 (vec_nmsub): Remove extra parens around argument names in C macro.
3002 (vec_packpx): Add missing parens in C macro.
3004 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3006 * machmode.def: Remove vector modes.
3007 * config/alpha/alpha-modes.def: Add supported vector modes.
3008 * config/arm/arm-modes.def: Likewise.
3009 * config/frv/frv-modes.def: Likewise.
3010 * config/i386/i386-modes.def: Likewise.
3011 * config/rs6000/rs6000-modes.def: Likewise.
3012 * config/sh/sh-modes.def: Likewise.
3014 2004-07-23 Matthias Klose <doko@debian.org>
3016 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
3017 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
3018 * config.h: Regenerate.
3019 * configure: Likewise.
3021 2004-07-22 Mark Mitchell <mark@codesourcery.com>
3023 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
3024 generated SYMBOL_REFs for labels.
3025 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
3027 (machopic_stub_name): Remove.
3028 (machopic_indirection_name): New function.
3029 (machopic_mcount_stub_name): Likewise.
3030 (machopic_classify_name): Remove.
3031 (machopic_function_base_sym): New function.
3032 (machpoic_classify_symbol): Likewise.
3033 (machopic_classify_ident): Remove.
3034 (machopic_define_ident): Likewise.
3035 (machopic_define_name): Likewise.
3036 (machopic_name_defined_p): Likewise.
3037 (machopic_ident_defined_p): Likewise.
3038 (darwin_strip_name_encoding): Likewise.
3039 (machopic_define_symbol): New function.
3040 * config/darwin.c (hashtab.h): Include.
3041 (machopic_defined_list): Remove.
3042 (machopic_classify_ident): Likewise.
3043 (machopic_classify_name): Likewise.
3044 (machopic_ident_defined_p): Likewise.
3045 (machopic_define_ident): Likewise.
3046 (machopic_define_name): Likewise.
3047 (machopic_symbol_defined_p): New function.
3048 (machopic_classify_symbol): Likewise.
3049 (machopic_data_defined_p): Use machopic_classify_symbol.
3050 (machopic_define_symbol): New function.
3051 (machopic_function_base_sym): New function.
3052 (machopic_non_lazy_pointers): Remove.
3053 (machopic_non_lazy_ptr_name): Likewise.
3054 (machopic_stubs): Likewise.
3055 (machopic_stub_name): Likewise.
3056 (NON_LAZY_POINTER_SUFFIX): New macro.
3057 (STUB_SUFFIX): Likewise.
3058 (machopic_indirection): New structure.
3059 (machopic_indirections): New variable.
3060 (machopic_indirection_hash): New function.
3061 (machopic_indirection_eq): Likewise.
3062 (machopic_indirection_name): Likewise.
3063 (machopic_mcount_stub_name): New function.
3064 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
3066 (machopic_indirect_data_reference): Rework to use new functions.
3067 (machopic_indirect_call_target): Likewise.
3068 (machopic_legitimize_pic_address): Likewise.
3069 (machopic_output_indirection): New function.
3070 (machopic_finish): Use it.
3071 (machopic_operand_p): Rework to use new functions.
3072 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
3073 (darwin_strip_name_encoding): Remove.
3074 (update_non_lazy_ptrs): Remove.
3075 (update_stubs): Likewise.
3076 (darwin_non_lazy_pcrel): Use new functions.
3077 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
3078 (ASM_OUTPUT_LABELREF): Likewise.
3079 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3080 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
3081 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
3082 (TARGET_STRIP_NAME_ENCODING): Do not use
3083 darwin_strip_name_encoding.
3084 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
3085 darwin_strip_name_encoding.
3086 * config/i386/darwin.h (FUNCTION_PROFILER): Use
3087 machopic_mcount_stub_name.
3088 * config/i386/i386.c (x86_output_mi_thunk): Use
3089 machopic_indirection_name, not machopic_stub_name.
3090 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
3091 machopic_function_base_sym.
3092 (print_operand): Use machopic_classify_symbol.
3093 (rs6000_emit_prologue): Use machopic_function_base_sym.
3094 (output_profile_hook): Do not use machopic_stub_name.
3095 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
3097 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3100 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
3103 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3105 * doc/implement-c.texi: New file.
3106 * doc/extend.texi (C Implementation): Move to there.
3107 * doc/gcc.texi: Include implement-c.texi.
3108 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
3110 2004-07-22 Jason Merrill <jason@redhat.com>
3112 * integrate.c (copy_decl_for_inlining): Remove invisible reference
3114 * tree-inline.c (setup_one_parameter): Likewise.
3116 2004-07-22 Brian Booth <bbooth@redhat.com>
3118 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
3119 (substitute_and_fold): Propigate into VUSE operands when possible.
3120 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
3121 (cp_lattice_meet): Handle merging of latticevalues when
3122 UNKNOWN_VAL is present.
3123 (visit_stmt): Visit assignments with V_MUST_DEFs.
3124 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
3125 (ccp_fold): Deal with RHS' that are constant and virtual.
3126 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
3127 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
3128 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
3129 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
3130 computing immediate uses.
3131 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
3133 (replace_vuse_in): New function.
3134 (likely_value): Add check of vuse operands.
3135 (get_default_value): Set the default value of virtually defined
3136 variables to UKNOWN_VAL instead of VARYING.
3138 2004-07-22 Richard Henderson <rth@redhat.com>
3140 * expr.c (emit_push_insn): Don't use set_mem_attributes.
3142 2004-07-22 Richard Henderson <rth@redhat.com>
3144 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
3145 variables due to conditional compilation.
3147 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3149 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
3150 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
3151 Release SSA names that have been re-renamed.
3152 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
3154 * tree-ssa-alias.c (init_alias_info): If aliases have been
3155 computed before, clear existing alias information.
3156 (create_name_tags): Do no fixup PT_ANYTHING pointers.
3157 If the new name tag for a pointer is different than the one it
3158 had before, mark the old tag for renaming.
3159 (replace_may_alias): New function.
3160 (group_aliases): Call it.
3161 (setup_pointers_and_addressables): Always call get_tmt_for.
3162 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
3164 (set_pt_anything): New local function.
3165 (set_pt_malloc): New local function.
3166 (merge_pointed_to_info): Don't merge pointed-to variables from
3167 the original pointer if the destination is pointing to an
3169 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
3170 (add_pointed_to_var): Do not add a variable to the points-to
3171 set if the pointer is already pointing to anywhere.
3172 (collect_points_to_info_r): If the defining statement is a PHI
3173 node, only merge pointed-to information if the argument has
3174 already been visited.
3175 (get_tmt_for): Only create a new tag if the pointer didn't
3177 (dump_alias_info): Emit more information.
3178 (dump_points_to_info_for): Likewise.
3179 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
3180 try to get the annotation of an SSA_NAME.
3181 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
3182 alias sets when checking is enabled.
3183 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
3184 (eliminate): Mark basic blocks that will need
3185 EH information cleaned up.
3186 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
3188 Initialize need_eh_cleanup.
3189 (fini_pre): Call tree_purge_all_dead_eh_edges and
3190 cleanup_tree_cfg if needed.
3191 Free need_eh_cleanup.
3192 * tree-ssa.c (verify_ssa_name): New function.
3193 (verify_def): Call it.
3194 Re-arrange to avoid printing too many error messages.
3195 (verify_use): Likewise.
3196 (verify_phi_args): Likewise.
3197 (verify_flow_insensitive_alias_info): New function.
3198 (verify_flow_sensitive_alias_info): New function.
3199 (verify_alias_info): New function.
3200 (verify_ssa): Call verify_alias_info.
3201 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
3203 Re-arrange to avoid printing too many error messages.
3204 * tree-ssanames.c (make_ssa_name): Clear
3205 SSA_NAME_IN_FREE_LIST.
3206 (release_ssa_name): Never release a default definition.
3207 (release_defs): New function.
3208 * tree.h: Declare it.
3209 * tree-ssa-dce.c (remove_dead_stmt): Call it.
3211 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3213 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
3214 If true, do a depth-first search. Do a breadht-first search,
3216 (walk_use_def_chains): Add new argument IS_DFS.
3218 * tree-flow.h (walk_use_def_chains): Update prototype.
3220 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
3222 * config/cris/cris.md: Tweak formatting.
3223 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
3224 (mover2side, moverside, movemside, movei, op3, andu): Replace
3225 live define_peephole:s with define_peephole2 near-equivalents.
3227 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
3229 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3230 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
3231 "*mov_sidesi_mem" respectively.
3233 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3235 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
3236 (gimplify_build1): Move from tree-complex.c do_unop.
3237 (gimplify_build2): Move from tree-complex.c do_binop.
3238 (gimplify_build3): New.
3239 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
3240 Adjust throughout to call the functions above.
3241 * tree-flow.h: Declare the functions above.
3242 * tree-nested.c (gimplify_val): Rename to...
3243 (tsi_gimplify_val): ... this.
3245 * Makefile.in (tree_complex.o): Update dependencies.
3246 (stor-layout.o): Depend on regs.h.
3247 * c-common.c (handle_vector_size_attribute): Update for
3248 vector types without corresponding vector modes.
3249 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
3250 a corresponding vector mode is not available.
3251 * print-tree.c (print_node): Print nunits for vector types
3252 * regclass.c (have_regs_of_mode): New.
3253 (init_reg_sets_1): Initialize it and use it instead
3254 of allocatable_regs_of_mode.
3255 * regs.h (have_regs_of_mode): Declare it.
3256 * stor-layout.c (layout_type): Pick a mode for vector types.
3257 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
3258 build_replicated_const, do_unop, do_binop, do_plus_minus,
3259 do_negate, expand_vector_piecewise, expand_vector_parallel,
3260 expand_vector_addition, expand_vector_operations_1,
3261 expand_vector_operations, tree_lower_operations,
3262 pass_lower_vector_ssa, pass_pre_expand): New.
3263 (expand_complex_operations, pass_lower_complex): Remove.
3264 * tree-optimize.c (init_tree_optimization_passes): Adjust
3265 pass ordering for changes in tree-complex.c.
3266 * tree-pass.h: Declare new passes.
3267 * tree.c (finish_vector_type): Remove.
3268 (make_vector_type): New.
3269 (build_vector_type_for_mode, build_vector_type): Rewritten.
3270 * tree.def (VECTOR_TYPE): Document where the number of
3272 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
3273 (make_vector): Remove declaration.
3275 2004-07-21 Richard Henderson <rth@redhat.com>
3277 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
3278 TREE_THIS_VOLATILE, may_aliases, or optimization level.
3279 (remove_useless_vars): Dump debugging info.
3280 (expand_used_vars): Move ...
3281 * cfgexpand.c (expand_used_vars): ... here. Make static.
3282 * tree-flow-inline.h (set_is_used): New.
3283 (set_default_def): Use get_var_ann.
3284 * tree-flow.h: Update decls.
3285 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
3286 (create_ssa_var_map): Use it.
3287 * tree-ssa.c (set_is_used): Remove.
3289 2004-07-22 Ben Elliston <bje@au.ibm.com>
3291 * gdbinit.in: Set a breakpoint on internal_error.
3293 2004-07-21 Richard Henderson <rth@redhat.com>
3295 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
3296 to create a new basic block.
3298 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3301 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
3302 return type on function definitions. Move other warnings for
3303 qualified return type to -Wreturn-type. Do not condition any such
3304 warnings on -pedantic. Update comments.
3305 (start_function): Only copy function type from previous prototype
3306 declaration if return types are compatible.
3307 * c-typeck.c (function_types_compatible_p): Don't condition
3308 warning for incompatibility of volatile qualifiers on the return
3309 type on -pedantic. Update comment.
3310 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
3312 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3314 * c-typeck.c (set_init_index): Require designator to be of integer
3317 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3320 * c-parse.in (init): Change to exprtype.
3321 (primary): Set original_code for STRING to STRING_CST.
3322 Call maybe_warn_string_init for compound literals.
3323 (initdcl, notype_initdcl): Call maybe_warn_string_init.
3325 * c-tree.h (maybe_warn_string_init): New.
3326 (pop_init_level, process_init_element): Use struct c_expr.
3327 (struct c_expr): Update comment.
3328 * c-typeck.c (maybe_warn_string_init): New function.
3329 (digest_init): Call it. Additional parameter strict_string. All
3331 (output_init_element): Likewise.
3332 (struct constructor_stack): Use struct c_expr for
3334 (really_start_incremental_init, push_init_level): Update.
3335 (pop_init_level): Update. Return struct c_expr.
3336 (process_init_level): Update. Take struct c_expr argument.
3338 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
3340 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
3343 2004-07-21 Eric Christopher <echristo@redhat.com>
3345 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
3347 * c-decl.c (pop_scope): Ditto.
3348 * calls.c (expand_call): Remove call to current_nesting_level,
3349 update comment accordingly. Remove calls to expand_start_target_temps
3350 and expand_end_target_temps.
3351 * cfgexpand.c (construct_init_block): Remove call to
3352 expand_start_bindings_and_block.
3353 (construct_exit_block): Remove call to expand_end_bindings.
3354 * expr.c (safe_from_p): Remove BIND_EXPR handling.
3355 (expand_expr_real_1): Ditto. Fix formatting.
3356 (expand_vars): Delete.
3357 * stmt.c (POPSTACK): Remove block_stack.
3358 (stmt_status): Remove x_block_stack.
3359 (block_stack): Delete.
3360 (expand_start_bindings_and_block): Ditto.
3361 (expand_start_target_temps): Ditto.
3362 (expand_end_target_temps): Ditto.
3363 (current_nesting_level): Ditto.
3364 (warn_about_unused_variables): Ditto.
3365 (expand_end_bindings): Ditto.
3366 * tree.h: Remove declarations for above.
3368 2004-07-21 Steven Bosscher <stevenb@suse.de>
3370 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
3371 * rtl.c (note_insn_name): Likewise.
3372 * print-rtl.c (print_rtx): Don't print it.
3373 * cfgrtl.h (can_delete_note_p): Don't handle it.
3374 (rtl_delete_block): Likewise.
3375 * passes.c (rest_of_handle_guess_branch_prob): Remove.
3376 (rest_of_compilation): Don't call it.
3377 * predict.c (process_note_predictions, process_note_prediction,
3378 note_prediction_to_br_prob): Remove.
3379 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
3380 * stmt.c (return_prediction): Remove.
3381 (expand_value_return): Don't call it. Don't add prediction
3382 notes for return statements.
3384 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
3386 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
3389 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
3391 * c-common.c (vector_types_convertible_p): Use vector types'
3392 TYPE_SIZE and TREE_TYPE instead of their mode.
3393 * convert.c (convert_to_integer): Likewise.
3394 (convert_to_vector): Likewise.
3395 * fold-const.c (fold_convert): Likewise.
3396 * varasm.c (output_constant): Likewise.
3397 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
3398 Allow a VECTOR_TYPE initializer to be made of several vectors.
3399 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
3400 of cleared and need_to_clear, and use fold_convert.
3401 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
3404 2004-07-20 Richard Henderson <rth@redhat.com>
3406 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
3407 (expand_gimple_basic_block): out from here. Renamed from expand_block.
3409 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
3411 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
3412 enormous cost if not TARGET_HARD_MUL.
3414 2004-07-20 Andrew Pinski <apinski@apple.com>
3417 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
3420 2004-07-21 Paul brook <paul@codesourcery.com>
3422 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
3424 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3426 * fold-const.c (operand_equal_p): Temporarily support NULL args.
3427 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
3428 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
3430 2004-07-20 Zack Weinberg <zack@codesourcery.com>
3432 * rtl.h (plus_constant): Delete.
3433 (plus_constant_wide): Rename to plus_constant.
3434 (plus_constant_for_output_wide): Delete vestigial prototype.
3435 (GEN_INT): Remove unnecessary cast.
3436 * tree.h (build_int_2, size_int_type): Delete.
3437 (build_int_2_wide): Rename to build_int_2.
3438 (size_int_wide): Rename to size_int_kind.
3439 (size_int_type_wide): Rename to size_int_type.
3440 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
3441 Remove unnecessary cast.
3442 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
3443 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
3444 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
3445 (size_int_type_wide): Rename size_int_type.
3446 (int_const_binop): Use size_int_type.
3447 * c-lex.c (interpret_integer): Use build_int_2.
3448 * final.c (split_double): Remove unnecessary casts.
3449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
3451 2004-07-20 Richard Henderson <rth@redhat.com>
3453 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
3454 (gimplify_compound_lval): Use is_gimple_tmp_reg.
3455 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
3456 (is_gimple_tmp_reg): New.
3457 * tree-gimple.h (is_gimple_tmp_reg): Declare.
3459 2004-07-20 Richard Henderson <rth@redhat.com>
3461 * tree-pretty-print.c (dump_generic_node): Dump
3462 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
3464 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
3466 * tree-mudflap.c (mf_set_options_fndecl): New tree.
3467 (mudflap_init): Set it.
3468 (mudflap_register_call): Remove __mf_init call.
3469 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
3470 to pass "-ignore-reads" option to libmudflap if needed.
3472 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
3475 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
3476 (MAKE_DECL_ONE_ONLY): Undefine.
3477 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
3478 readonly_data, one_only_data_section, forget_section): New prototypes.
3479 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
3481 (pa_select_section): Add one-only (COMDAT) support.
3482 * pa.h (struct machine_function): Define.
3483 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
3484 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
3485 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
3486 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
3487 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
3488 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
3489 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
3490 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
3491 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
3492 for EXTRA_SECTION_FUNCTIONS.
3493 * doc/install.texi: Update binutils requirements.
3495 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3497 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
3498 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
3499 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
3501 (struct VEC): Use unsigned for num and alloc.
3502 * vec.c (struct vec_prefix): Likewise.
3503 (vec_o_reserve): Adjust.
3505 * dbxout.c (dbxout_type): Fix printf format.
3507 * tree.h (binfo_member): Remove.
3508 * tree.c (binfo_member): Remove.
3510 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3512 * tree.h: Include vec.h
3513 (DEF_VEC_P(tree)): New type.
3514 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
3515 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
3516 (BINFO_LANG_SLOT): Remove.
3517 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
3518 (struct tree_binfo): Turn base_binfos into a trailing
3519 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
3520 (binfo_lang_slots): Remove.
3521 * tree.c (binfo_lang_slots): Remove.
3522 (make_tree_binfo_stat): Take a base binfo count, not a
3523 lang slot count. Adjust.
3524 * Makefile.in (TREE_H): Add vec.h
3525 * alias.c (record_component_aliases): Adjust BINFO access.
3526 * dbxout.c (dbxout_type): Likewise.
3527 * dwarf2out.c (gen_member_die): Likewise.
3528 * sdbout.c (sdbout_one_type): Likewise.
3529 * tree-dump.c (deque_and_dump): Likewise.
3530 * config/i386/i386.c (classify_argument,
3531 contains_128bit_aligned_vector_p): Likewise.
3532 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
3533 * doc/c-tree.texi (Classes): Update BINFO documentation.
3535 2004-07-20 Steven Bosscher <stevenb@suse.de>
3537 * c-common.h (check_case_value): Remove prototype.
3538 (c_add_case_label): Adjust prototype.
3539 * c-common.c (check_case_value): Make static.
3540 (check_case_bounds): New function.
3541 (c_add_case_label): Use it. Take new argument orig_type.
3542 * c-typeck.c (struct c_switch): New orig_type field.
3543 (c_start_case): Set it.
3544 (do_case): Pass it to c_add_case_label.
3545 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
3546 cases from here. Add the labels in reverse order.
3547 * stmt.c (struct case_node): Adjust comment. Remove balance field.
3548 (add_case_node): Return nothing, don't check for duplicate cases.
3549 Insert new case nodes in a list, not in an AVL tree.
3550 (expand_end_case_type): Don't turn a case tree into a case list.
3551 (case_tree2list): Remove.
3552 * tree.h (add_case_node): Adjust prototype.
3554 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
3556 * genattr.c (struct range, struct function_unit,
3557 write_units, extend_range, init_range): Remove them.
3558 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3559 Output "#define INSN_SCHEDULING" here.
3560 * genattrtab.c (struct range, struct function_unit_op,
3561 struct function_unit, struct dimension, enum operator,
3562 operate_exp, expand_units, simplify_knowing,
3563 encode_units_mask, simplify_by_exploding,
3564 find_and_mark_used_attributes, unmark_used_attributes,
3565 add_values_to_cover, increment_current_value,
3566 test_for_current_value, simplify_with_current_value,
3567 simplify_with_current_value_aux, gen_unit,
3568 write_unit_name, write_function_unit_info,
3569 write_complex_function, write_toplevel_expr,
3570 find_single_value, extend_range): Remove.
3571 (write_attr_get): Do not handle common_av->value
3573 (struct attr_desc): Remove func_units_p and blockage_p.
3574 (write_attr_valueq): Do not handle them.
3575 (find_attr): Do not clear them.
3576 (make_internal_attr): Do not initialize them.
3577 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3578 * sched-vis.c (init_target_units, insn_print_units,
3579 init_block_visualization, print_block_visualization,
3580 visualize_scheduled_insns, visualize_no_unit,
3581 visualize_stall_cycles, visualize_alloc,
3582 visualize_free, target_units, get_visual_tbl_length,
3583 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
3584 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
3585 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
3586 * haifa-sched.c (blockage_range, clear_units,
3587 schedule_unit, actual_hazard, potential_hazard,
3588 insn_unit, unit_last_insn, unit_tick,
3589 actual_hazard_this_instance, potential_hazard,
3590 schedule_unit, max_insn_queue_index_value): Remove.
3591 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
3592 max_insn_queue_index.
3593 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
3594 * doc/md.texi (Processor pipeline description): Remove
3595 references to old pipeline descriptions.
3596 (Automaton pipeline description): Merge with the above.
3597 (Old pipeline description, Comparison of the two descriptions):
3600 * bt-load.c (migrate_btr_def): Remove references to
3601 use_pipeline_interface.
3602 * haifa-sched.c (insn_cost, schedule_insn,
3603 schedule_block, advance_one_cycle, sched_init,
3604 queue_to_ready, sched_finish): Likewise.
3605 * modulo-sched.c (sms_schedule, advance_one_cycle,
3606 ps_has_conflicts): Likewise.
3607 * sched-rgn.c (init_ready): Likewise.
3608 (debug_dependencies): Likewise, and remove an "if (1)".
3609 * target.h (use_dfa_pipeline_interface): Remove.
3610 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3611 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3612 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3613 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3614 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3615 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3616 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3617 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3618 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3619 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3620 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3621 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3622 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3623 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3624 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3625 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3626 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3627 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3628 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3630 2004-07-19 Roger Sayle <roger@eyesopen.com>
3632 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
3634 2004-07-19 Jeff Law <law@redhat.com>
3636 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
3637 (get_eq_expr_value): Use it. Simplify slightly.
3639 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3641 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3642 (umulsidi3_32bit_r4000): Likewise.
3644 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3646 * vec.h: Propagate location information properly.
3647 (VEC_T_iterate): Add result pointer parameter.
3649 (VEC_T_reserve): Use it.
3651 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3653 * Makefile.in (c-format.o): Depend on c-format.h.
3654 * c-format.h: New file.
3655 (struct format_char_info): Add CHAIN member.
3656 * c-format.c: Move some types and constants to c-format.h.
3657 (format_type_error): Set to -1.
3658 (struct function_format_info): Use an int for format_type.
3659 (decode_format_type): Return an int. Return format_type_error
3661 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3662 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3663 (scan_char_table, time_char_table, monetary_char_table): Initialize
3665 (n_format_types): New variable.
3666 (check_format_info_main): Handle CHAIN in format_char_info.
3667 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3668 TARGET_N_FORMAT_TYPES.
3669 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3670 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3671 * config/sol2-c.c: New file.
3672 * config/t-sol2: New file.
3673 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3674 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3675 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3677 * doc/extend.texi (Target Format Checks): New section.
3678 (Function Attributes): Mention it.
3679 * doc/invoke.texi: Mention target format checks.
3680 * doc/sourcebuild.texi: Mention target format checks.
3681 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3682 TARGET_FORMAT_TYPES.
3684 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3686 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3688 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3690 (load_multiple_operation, store_multiple_operation): Removed
3691 pointless sanity check.
3692 (s390_decompose_address): Added check for return_address_pointer_rtx.
3693 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3694 (s390_return_address_offset): New function.
3695 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3696 (FRAME_REGNO_P): Added check for register 35.
3697 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3698 REG_ALLOC_ORDER): Appended entry for register 35.
3699 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3700 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3701 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3702 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3703 is eliminable using stack pointer or hard frame pointer.
3704 (REGISTER_NAMES): Added name for register 35.
3705 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3706 pointless sanity check.
3708 2004-07-19 Roger Sayle <roger@eyesopen.com>
3710 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3711 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3712 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3713 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3714 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3715 (fold_relational_const): Tidy up handling of floating point
3716 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3717 transformation; fold_relational_const assumes constant operands.
3719 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3721 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3724 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3726 * c-tree.h (struct c_expr): Define.
3727 (C_SET_EXP_ORIGINAL_CODE): Remove.
3728 (parser_build_binary_op, build_compound_expr): Update prototypes.
3729 * c-parse.in (%union): Add exprtype.
3730 (FUNC_NAME): Mark as ttype.
3731 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3733 (expr): Update. Define directly in terms of expr_no_commas
3734 instead of using nonnull_exprlist.
3735 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3736 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3737 initval, designator, component_declarator,
3738 component_notype_declarator, enumerator, array_declarator,
3739 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3740 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3741 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3743 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3744 * c-common.c (c_common_truthvalue_conversion): Don't check
3745 C_EXP_ORIGINAL_CODE.
3746 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3747 Don't use C_EXP_ORIGINAL_CODE.
3748 (default_conversion, default_function_array_conversion): Don't use
3749 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3750 (internal_build_compound_expr): Merge into build_compound_expr.
3751 (build_compound_expr): Take two operands instead of a TREE_LIST.
3752 * objc/objc-act.c (get_super_receiver): Update calls to
3753 build_compound_expr.
3755 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3757 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3758 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3760 * config/sh/sh.md: Extract pipeline descriptions
3761 into separate files.
3762 * config/sh/sh1.md: New file, extracted from sh.md.
3763 * config/sh/sh4.md: New file, extracted from sh.md.
3764 * config/sh/shmedia.md: New file, extracted from sh.md
3765 and rewritten using new-style pipeline description.
3767 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3769 * config/pa/pa.md: Delete the two remaining define_peephole
3772 2004-07-18 Steven Bosscher <stevenb@suse.de>
3773 Joseph S. Myers <jsm@polyomino.org.uk>
3775 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3776 TREE_NO_WARNING is set.
3778 2004-07-18 Roger Sayle <roger@eyesopen.com>
3780 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3781 simplify_builtin_strncmp): Delete.
3782 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3783 Change argument to accept an arglist instead of an "exp". Assume
3784 that the return type is always integer_type_node. Copy missing
3785 transformations from their now obsolete simplify_builtin_*
3787 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3788 fold_builtin_strcmp and fold_builtin_strncmp.
3789 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3790 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3791 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3793 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3795 * Makefile.in (tree-alias-common.o): Update dependencies.
3797 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3799 * cfgloop.c (flow_loop_nested_p): Fix comment.
3801 2004-07-17 Jason Merrill <jason@redhat.com>
3804 * stor-layout.c (relayout_decl): New fn.
3805 * tree.h: Declare it.
3806 (DECL_BY_REFERENCE): New macro.
3808 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3810 * libgcc2.c (__enable_execute_stack): New symbol.
3811 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3812 and declare __enable_execute_stack.
3813 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3814 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3815 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3816 ENABLE_EXECUTE_STACK.
3817 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3818 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3819 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3820 ENABLE_EXECUTE_STACK.
3821 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3822 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3823 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3824 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3825 ENABLE_EXECUTE_STACK.
3826 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3827 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3828 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3829 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3830 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3831 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3832 (sparc64_initialize_trampoline): Likewise.
3833 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3835 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3837 * langhooks.h (builtin_function): New langhook.
3838 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3839 (LANG_HOOKS_INITIALIZER): Update.
3840 * tree.h (builtin_function): Remove.
3841 * doc/tm.texi: Update.
3842 * c-tree.h (builtin_function): Declare.
3843 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3844 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3845 config/ia64/ia64.c, config/iq2000/iq2000.c,
3846 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3847 config/stormy16/stormy16.c: All callers of builtin_function
3850 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3853 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3854 Remove white space after the backslash.
3856 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3858 PR rtl-optimization/16294
3859 * resource.c (return_insn_p): New predicate.
3860 (mark_target_live_regs): Use it. Special-case return insns.
3861 (init_resource_info): Use it. Don't scan the epilogue past
3864 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3866 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3867 destroy dominance information.
3868 * passes.c (rest_of_handle_loop2): Free dominance information.
3869 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3871 (thread_jumps): Update dominance information and remove unreachable
3873 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3874 information and remove the unreachable block.
3876 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3878 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3880 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3882 * doc/sourcebuild.texi: Remove libf2c entry.
3884 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3886 * config/i386/i386.md (movv16qi_internal): Fix typo.
3888 2004-07-17 Steven Bosscher <stevenb@suse.de>
3890 * final.c (final_scan_insn): Fix broken commit from previous
3893 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3895 * c-typeck.c (parser_build_binary_op): Condition warnings for
3896 X<=Y<=Z on -Wparentheses instead of -Wextra.
3897 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3898 supported for C only.
3900 2004-07-17 Steven Bosscher <stevenb@suse.de>
3902 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3903 notes to avoid unreachable code warnings.
3904 * toplev.c (backend_init): Don't emit line notes for
3905 unreachable code warnings.
3907 * combine.c (distribute_notes): Don't distribute a
3908 REG_VTABLE_REF note.
3909 * final.c (final_scan_insn): Don't handle it.
3910 * rtl.c (reg_note_name): Remove it.
3911 * rtl.h (enum reg_node): Dito.
3913 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3915 * rtl.h (force_line_numbers, restore_line_number_status):
3918 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3919 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3920 (using_eh_for_cleanups): Also moved here.
3922 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3923 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3924 to expand_start_case and add_case_node.
3925 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3926 last_unconditional_cleanup, nominal_type, printname, and
3928 (struct fixup_goto): Remove.
3929 (struct stmt_status): Remove x_goto_fixup_chain field.
3930 (goto_fixup_chain): Remove.
3931 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3932 pushcase, pushcase_range): Remove.
3933 (expand_start_bindings_and_block): Don't set unused fields in
3935 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3936 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3937 instead of emit_jump_if_reachable.
3938 (emit_case_nodes): Likewise.
3939 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3941 (update_eh_label): Work around left-over exception handing regions.
3942 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3943 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3944 (pass_cleanup_cfg_post_optimizing): New pass.
3945 (init_tree_optimization_passes): Run the new pass after all
3947 * tree.h (pushcase, pushcase_range): Remove prototypes.
3948 (expand_start_case, add_case_node): Update prototypes.
3950 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3952 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3954 2004-07-16 Richard Henderson <rth@redhat.com>
3956 * builtins.c (std_expand_builtin_va_arg): Remove.
3957 (expand_builtin_va_arg): Remove.
3958 * expr.h: Don't declare them.
3959 * gimplify.c (mark_decls_volatile_r): Remove.
3960 (copy_if_shared_r): Don't call it.
3961 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3962 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3963 * gimple-low.c (lower_stmt): Likewise.
3964 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3965 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3966 * tree-ssa-operands.c (get_expr_operands): Likewise.
3967 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3968 EXPAND_BUILTIN_VA_ARG.
3969 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3970 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3971 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3972 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3974 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3976 * tree-ssa-pre.c (insert_aux): Break out if we hit
3979 2004-07-16 Richard Henderson <rth@redhat.com>
3981 * basic-block.h (remove_fake_exit_edges): Declare.
3982 * cfganal.c (remove_fake_predecessors): Rename from
3983 remove_fake_successors; iterate over predecessors.
3984 (remove_fake_exit_edges): New.
3985 * cfgcleanup.c (try_optimize_cfg): Use it.
3986 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3987 * predict.c (estimate_probability): Likewise.
3988 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3989 * tree-cfg.c (make_edges): Likewise.
3990 * tree-ssa-pre.c (fini_pre): Likewise.
3991 * profile.c (instrument_edges): Don't remove_fake_edges.
3992 (branch_prob): Do it earlier here.
3994 2004-07-16 Richard Henderson <rth@redhat.com>
3996 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3997 switchification wrt CONSTRUCTOR. Document the reason.
3999 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
4001 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
4002 that prevented descriptive __mf_check source location strings.
4004 2004-07-16 Richard Henderson <rth@redhat.com>
4006 * tree-def (WITH_SIZE_EXPR): New.
4007 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
4008 * expr.c (expand_expr_real_1): Likewise.
4009 * gimplify.c (maybe_with_size_expr): New.
4010 (gimplify_arg, gimplify_modify_expr): Use it.
4011 (gimplify_modify_expr_to_memcpy): Take size parameter.
4012 (gimplify_modify_expr_to_memset): Likewise.
4013 (gimplify_expr): Handle WITH_SIZE_EXPR.
4014 * tree-alias-common.c (find_func_aliases): Likewise.
4015 * tree-eh.c (tree_could_trap_p): Likewise.
4016 (tree_could_throw_p): Likewise.
4017 * tree-gimple.c (is_gimple_lvalue): Likewise.
4018 (get_call_expr_in): Likewise.
4019 * tree-inline.c (estimate_num_insns_1): Likewise.
4020 (expand_calls_inline): Likewise.
4021 * tree-nested.c (convert_call_expr): Likewise.
4022 * tree-pretty-print.c (dump_generic_node): Likewise.
4023 * tree-sra.c (sra_walk_expr): Likewise.
4024 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4025 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
4026 * tree-ssa-operands.c (get_expr_operands): Likewise.
4027 * tree-tailcall.c (find_tail_calls): Likewise.
4029 * calls.c (expand_call): Reset old_stack_allocated after
4030 calling emit_stack_restore.
4032 2004-07-16 Richard Henderson <rth@redhat.com>
4034 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
4035 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
4036 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
4037 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4038 copy_res_decl_for_inlining.
4040 * tree-inline.c (declare_return_variable): New modify_dest argument.
4041 Use it as the return value, when possible or manditory. Handle
4042 TREE_ADDRESSABLE types.
4043 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
4044 replacement of CALL_EXPR.
4046 2004-07-16 Richard Henderson <rth@redhat.com>
4048 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
4049 * gimple-low.c (expand_var_p): Don't check it.
4050 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
4051 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
4052 * tree-ssa-operands.c (add_stmt_operand): Likewise.
4053 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
4054 (find_referenced_vars): Don't call them.
4055 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
4057 2004-07-16 Richard Henderson <rth@redhat.com>
4059 * function.c (pass_by_reference): True for all variable sized types.
4061 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
4063 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
4064 * tree-pretty-print.c: Include tree-chrec.h.
4065 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
4066 and POLYNOMIAL_CHREC nodes.
4068 2004-07-16 Steve Ellcey <sje@cup.hp.com>
4070 * builtins.c (expand_builtin_stpcpy): Do not create temporary
4073 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
4075 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
4077 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
4079 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
4081 * config/s390/s390.c: Likewise.
4082 * config/s390/s390.h: Likewise.
4084 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4086 * config/mips/mips.md (addsi3, adddi3): Remove special handling
4087 of $sp adds. Remove REGNO checks from mips16 patterns.
4089 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4091 * config/mips/mips.md: Delete outdated comment.
4093 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4095 * config/mips/mips.c (get_float_compare_codes): Delete.
4096 (mips_emit_compare): New function, mostly extracted from
4097 get_float_compare_codes and gen_conditional_branch.
4098 (gen_conditional_branch, gen_conditional_move): Use it.
4100 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
4102 * genautomata.c (add_vect): Speedup by using integers as
4103 bit-vectors for walking through the comb_vect and finding
4106 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4108 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
4109 operand is an uns_arith_operand; use subtraction otherwise.
4110 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
4111 not just arith_operands.
4113 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4115 * config/mips/mips-protos.h (gen_int_relational): Delete.
4116 (mips_emit_scc): Declare.
4117 * config/mips/mips.c (internal_test): Delete.
4118 (sle_operand, sleu_operand): New functions.
4119 (map_test_to_internal_test, gen_int_relational): Delete.
4120 (mips_emit_binary, mips_relational_operand_ok_p)
4121 (mips_emit_int_relational, mips_zero_if_equal)
4122 (mips_emit_scc): New functions.
4123 (gen_conditional_branch): Rework to use mips_emit_int_relational.
4124 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
4126 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4127 (sltu, sleu): Use mips_emit_scc.
4128 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
4129 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
4130 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
4132 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4134 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
4136 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4138 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
4139 (*sne_[sd]i): Likewise sne_[sd]i_zero.
4140 (*sgt_[sd]i): ...and sgt_[sd]i.
4141 (*slt_[sd]i): ...and slt_[sd]i.
4142 (*sgtu_[sd]i): ...and sgtu_[sd]i.
4143 (*sltu_[sd]i): ...and sltu_[sd]i.
4144 (*sleu_[sd]i): ...and sleu_[sd]i_const.
4145 Name previously unnamed mips16 patterns. Formatting fixes.
4147 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4149 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
4150 (branch_type): Delete.
4151 (gen_conditional_branch, gen_conditional_move)
4152 (mips_gen_conditional_trap): Update after name change. Get the
4153 comparison mode from cmp_operands[0].
4154 * config/mips/mips.h (cmp_type, branch_type): Delete.
4155 (cmp_operands): Renamed from branch_cmp.
4156 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
4157 name change. Don't set branch_type.
4158 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
4159 mode class of cmp_operands[0] rather than branch_type. Update after
4162 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4164 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
4165 of 0...255 to 0 when inside a SET.
4167 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4169 * config/mips/mips.md: Remove mips16 define_peepholes.
4171 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
4173 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
4174 (fini_pre): Remove fake edges.
4176 2004-07-15 Richard Henderson <rth@redhat.com>
4178 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
4179 (get_indirect_ref_operands, get_call_expr_operands): ... these.
4181 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4183 * vec.h (VEC_address): New function.
4185 2004-07-14 Jason Merrill <jason@redhat.com>
4188 * gimplify.c (gimplify_arg): New fn, split out from...
4189 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
4191 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4193 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
4194 generate code which is generated by pushqi1 now
4195 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
4197 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4199 * combine.c (simplify_set): match the mode of the constant 0 with
4200 the tested operand to match the compare behaviour and the
4201 simplify_relational_operation() expectation.
4203 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4205 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
4208 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4210 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
4212 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
4214 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4216 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
4217 calls in mips16 code.
4219 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4221 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
4222 the destination of the li as well as for the neg.
4224 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
4227 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
4228 * cgraph.h: Update declaration.
4229 * c-decl.c (build_cdtor): Update call with default priority.
4230 * coverage.c (create_coverage): Ditto.
4231 * tree-mudflap.c (mf_init_fndecl): New tree.
4232 (mudflap_init): Set it.
4233 (mudflap_register_call): Arrange to call __mf_init before the first
4235 (mudflap_finish_file): Mark the mudflap static initializer as extra
4236 high priority, to beat all C++ static constructors.
4238 2004-07-15 Jeff Law <law@redhat.com>
4240 * loop.c (check_insn_for_givs): Restore check for code labels that was
4241 accidentally deleted by a recent checkin.
4243 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4245 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
4246 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
4248 2004-07-14 Richard Henderson <rth@redhat.com>
4250 * print-tree.c (print_node): Fix casts last change.
4252 2004-07-15 Paul Brook <paul@codesourcery.com>
4254 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
4255 to TARGET_UNWIND_INFO.
4256 * except.c (output_function_exception_table): Ditto.
4258 * opts.c (decode_options): Ditto.
4259 * passes.c (rest_of_handle_final): Ditto.
4260 * final.c (final_start_function): Ditto.
4261 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
4263 * targhooks.h (default_unwind_emit): Declare.
4264 * targhooks.c (default_unwind_emit): New function.
4265 * target-def.h: Define and use TARGET_UNWIND_EMIT.
4266 * target.h (struct gcc_target): Add unwind_emit.
4267 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
4268 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
4269 Remove IA64_UNWIND_EMIT.
4270 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
4272 2004-07-14 Richard Henderson <rth@redhat.com>
4274 * print-tree.c (print_node): Handle SSA_NAME.
4276 2004-07-14 James E Wilson <wilson@specifixinc.com>
4279 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
4280 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
4282 2004-07-15 Jakub Jelinek <jakub@redhat.com>
4284 * expr.c (expand_assignment): Reenable bitfield += optimizations.
4285 Use alias set 0 for memory, do proper mode calculations and adjust
4286 address for memories.
4288 2004-07-14 Per Bothner <per@bothner.com>
4290 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
4291 structure with extra column field.
4292 * tree.c (expand_location): Also fill in column field.
4293 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
4294 gets confused by the two conditionally-compiled definitions.
4296 2004-07-14 Eric Christopher <echristo@redhat.com>
4298 * calls.c (expand_call): Fix typo in comment.
4300 2004-07-14 Steve Ellcey <sje@cup.hp.com>
4302 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
4303 comparision of TFmode.
4305 2004-07-14 Richard Henderson <rth@redhat.com>
4307 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
4308 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
4309 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
4310 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4311 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4312 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
4313 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4314 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4315 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4317 2004-07-14 Mike Stump <mrs@apple.com>
4319 * config/darwin.h (WINT_TYPE): Define to be int to match
4320 system header files.
4322 2004-07-14 Bob Wilson <bob.wilson@acm.org>
4324 * config/xtensa/xtensa.c (function_arg_advance): Check for args
4325 that must be passed in the stack.
4326 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
4327 arguments if the size is not a constant.
4329 2004-07-14 Per Bothner <per@bothner.com>
4331 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
4332 instead of EXPR_LOCUS in a boolean context, which is always true
4333 if --enable-mapped-location.
4334 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
4336 2004-07-14 Richard Henderson <rth@redhat.com>
4338 * dominance.c (struct dom_info): Add fake_exit_edge.
4339 (init_dom_info): Allocate it.
4340 (free_dom_info): Free it.
4341 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
4343 (calc_idoms): Honor fake_exit_edge.
4345 2004-07-13 Jason Merrill <jason@redhat.com>
4347 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
4348 (rhs_test_for): New fn.
4349 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
4350 * tree-gimple.h: Declare them.
4351 * gimplify.c (gimplify_modify_expr): Use the new fns.
4353 2004-07-14 Richard Henderson <rth@redhat.com>
4355 * config/arm/arm-protos.h (arm_va_arg): Remove.
4356 * config/arm/arm.c (arm_va_arg): Remove.
4357 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
4358 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
4360 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4362 * pa.c (fix_range): New function to mark a range(s) of registers as
4364 (override_options): Call fix_range if the -mfixed-range option string
4366 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
4367 * doc/invoke.texi (-mfixed-range): Document new option.
4369 2004-07-14 David Edelsohn <edelsohn@gnu.org>
4371 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
4373 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
4375 2004-07-14 Roger Sayle <roger@eyesopen.com>
4377 * expmed.c (expand_sdiv_pow2): New function to expand signed division
4378 by a positive power of two, split out from expand_divmod. Provide
4379 an alternate implementation when shifts are expensive. Lower the
4380 threshold for using a branchless implementation to BRANCH_COST >= 2.
4381 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
4383 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4385 * tree-dfa.c (make_rename_temp): *Really* work just
4386 like create_tmp_var if called while outside SSA form.
4388 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4390 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
4391 for division by zero.
4392 ("umodsi3"): Likewise.
4394 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4396 * config/mips/mips.c (mips_output_move): When generating mips16 code,
4397 force loads of negative constants to be split.
4398 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
4399 Generalize SImode li/neg splitter to cope with other modes.
4401 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4403 * expmed.c: Remove more references to QUEUED in the comments.
4406 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4409 2004-07-13 Richard Henderson <rth@redhat.com>
4410 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
4413 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4415 * tree-dfa.c (make_rename_temp): Work just like
4416 create_tmp_var if called while outside SSA form.
4418 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4420 * expr.c (enqueue_insn, finish_expr_for_function,
4421 protect_from_queue, queued_subexp_p, mark_queue,
4422 emit_insns_enqueued_after_mark, emit_queue,
4423 expand_increment): Remove.
4424 (store_constructor): Expand increment as an assignment.
4425 (expand_expr_real_1 <case PREINCREMENT_EXPR,
4426 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
4427 case POSTDECREMENT_EXPR>): Abort.
4428 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
4429 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
4430 protect_from_queue, emit_queue, queued_subexp_p): Remove.
4431 * function.h (pending_chain, x_pending_chain): Remove.
4432 * rtl.def (QUEUED): Remove.
4434 * emit-rtl.c (copy_insn_1, copy_most_rtx,
4435 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
4436 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
4437 encode_units_mask): Likewise.
4438 * local-alloc.c (equiv_init_varies_p): Likewise.
4439 * rtl.c (copy_rtx): Likewise.
4440 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4441 * simplify-rtx.c (simplify_gen_subreg): Likewise.
4442 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
4444 * builtins.c (expand_builtin, expand_builtin_apply,
4445 expand_builtin_mathfn, expand_builtin_mathfn_2,
4446 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
4447 Remove calls to emit_queue and protect_from_queue.
4448 * calls.c (expand_call, precompute_arguments,
4449 precompute_register_parameters, rtx_for_function_call,
4450 store_one_arg): Likewise.
4451 * dojump.c (do_compare_and_jump, do_jump): Likewise.
4452 * explow.c (memory_address): Likewise.
4453 * expmed.c (clear_by_pieces_1, clear_storage,
4454 clear_storage_via_libcall, emit_group_load,
4455 emit_group_store, emit_store_flag,
4456 expand_expr_real_1, store_by_pieces,
4457 store_constructor, store_expr, try_casesi,
4458 try_tablejump): Likewise.
4459 * function.c (expand_pending_sizes): Likewise.
4460 * optabs.c (emit_cmp_and_jump_insns,
4461 emit_conditional_add, emit_conditional_move,
4462 expand_fix, expand_float, prepare_cmp_insn): Likewise.
4463 * stmt.c (emit_case_bit_tests,
4464 expand_asm_expr, expand_computed_goto,
4465 expand_decl_init, expand_end_case_type,
4466 expand_end_stmt_expr, expand_expr_stmt_value,
4467 expand_return, expand_start_case,
4468 optimize_tail_recursion): Likewise.
4469 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4470 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
4472 2004-07-14 Ben Elliston <bje@au.ibm.com>
4474 * vec.h: Comment fix.
4476 2004-07-13 Richard Henderson <rth@redhat.com>
4478 * target.h (struct gcc_target): Add calls.pass_by_reference.
4479 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
4480 * function.c (pass_by_reference): Use the hook.
4481 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
4482 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
4483 (hook_pass_by_reference_must_pass_in_stack): New.
4484 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
4485 (alpha_pass_by_reference): New.
4486 (TARGET_PASS_BY_REFERENCE): New.
4487 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4488 * config/arc/arc.c (arc_pass_by_reference): New.
4489 (TARGET_PASS_BY_REFERENCE): New.
4490 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4491 (FUNCTION_ARG_CALLEE_COPIES): True.
4492 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
4493 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
4494 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
4495 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4496 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4497 * config/cris/cris.c (cris_pass_by_reference): New.
4498 (TARGET_PASS_BY_REFERENCE): New.
4499 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
4500 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
4501 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4502 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
4503 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4504 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
4505 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
4506 (frv_function_arg_pass_by_reference): Remove.
4507 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4508 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
4509 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
4510 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
4511 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4512 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
4513 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
4514 (ia64_pass_by_reference): Rename from
4515 ia64_function_arg_pass_by_reference.
4516 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4517 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4518 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
4519 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
4520 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
4521 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4522 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4523 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
4524 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
4525 (m32r_pass_by_reference): Adjust prototype. Make static.
4526 Handle mode sizes correctly.
4527 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4528 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
4529 (m68hc11_function_arg_pass_by_reference): Remove.
4530 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4531 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4532 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
4533 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4534 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
4535 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
4536 (mips_va_arg): Use pass_by_reference.
4537 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
4538 Handle mode sizes correctly.
4539 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4540 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4541 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
4542 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
4543 (mmix_pass_by_reference): Rename from
4544 mmix_function_arg_pass_by_reference.
4545 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4546 (FUNCTION_ARG_CALLEE_COPIES): True.
4547 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
4548 (mn10300_pass_by_reference): New.
4549 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4550 (FUNCTION_ARG_CALLEE_COPIES): True.
4551 * config/pa/pa.c (pa_pass_by_reference): New.
4552 (TARGET_PASS_BY_REFERENCE): New.
4553 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4554 (FUNCTION_ARG_CALLEE_COPIES): True.
4555 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
4556 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
4557 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
4558 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4559 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
4560 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
4561 (s390_pass_by_reference): Rename from
4562 s390_function_arg_pass_by_reference.
4563 (s390_function_arg_advance): Don't query pass-by-ref.
4564 (s390_function_arg): Likewise.
4565 (s390_gimplify_va_arg): Use pass_by_reference.
4566 (s390_call_saved_register_used): Likewise.
4567 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4568 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
4569 (shcompact_byref, sh_pass_by_reference): New.
4570 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4571 (SHCOMPACT_BYREF): Remove.
4572 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
4573 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
4574 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
4575 (sparc_gimplify_va_arg): Use pass_by_reference.
4576 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4577 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4578 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
4579 (v850_pass_by_reference): New.
4580 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4581 (FUNCTION_ARG_CALLEE_COPIES): True.
4582 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
4583 FUNCTION_ARG_PASS_BY_REFERENCE docs.
4585 2004-07-14 Richard Henderson <rth@redhat.com>
4586 Richard Sandiford <rsandifo@redhat.com>
4588 * config/mips/mips-protos.h (mips_va_arg): Delete.
4589 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
4590 * config/mips/mips.c: Include tree-gimple.h.
4591 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
4592 (mips_arg_info): Remove special handling of must_pass_in_stck args.
4593 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
4594 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
4596 2004-07-13 Bob Wilson <bob.wilson@acm.org>
4598 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
4599 arguments for COND_EXPR in big-endian adjustment code.
4601 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4603 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
4604 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
4605 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
4606 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
4608 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4610 PR tree-optimization/16443
4611 * tree-ssa-alias.c: Add more description for
4612 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
4613 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
4614 clobbering of call-clobbered and addressable variables. If
4615 there are any before aliases have been computed, add them.
4617 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4619 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
4622 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
4624 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
4625 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
4628 2004-07-13 Per Bothner <per@bothner.com>
4630 * collect2.c (main): Handle --no-demangle and --demangle flags.
4632 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
4634 * Makefile.in (OBJS-common): Add tree-data-ref.o.
4635 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
4636 (tree-data-ref.o): New rule.
4637 * lambda.h: New file.
4638 * tree-data-ref.c: New file.
4639 * tree-data-ref.h: New file.
4640 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4641 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4643 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4646 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4647 * config/sparc/sparc.c (output_ubranch): New function.
4648 * config/sparc/sparc.md (jump pattern): Use it.
4650 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4653 * config/sparc/sparc.c (output_cbranch): Properly guard
4654 the code handling far branches with TARGET_V9.
4655 * config/sparc/sparc.md (length attribute): Document the
4656 side-effect of having a length greater or equal to 3.
4658 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4659 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4662 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4663 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4665 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4666 Martin Sebor <sebor@roguewave.com>
4669 * doc/invoke.texi (SPARC options): Document -threads
4670 and -pthreads on Solaris.
4672 2004-07-13 Richard Henderson <rth@redhat.com>
4674 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4676 (ind_gimplify_va_arg_expr): Remove.
4677 * tree.h (ind_gimplify_va_arg_expr): Remove.
4678 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4679 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4682 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4683 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4684 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4685 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4686 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4688 2004-07-13 Richard Henderson <rth@redhat.com>
4690 * function.c (pass_by_reference): New.
4691 (assign_parm_find_data_types): Use it.
4692 * calls.c (initialize_argument_information): Likewise.
4693 (emit_library_call_value_1): Likewise.
4694 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4695 * function.h (pass_by_reference): Declare.
4697 2004-07-13 Richard Henderson <rth@redhat.com>
4699 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4700 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4701 * expr.h (MUST_PASS_IN_STACK): Remove.
4702 * system.h (MUST_PASS_IN_STACK): Poison.
4703 * tree.h (must_pass_in_stack_var_size): Declare.
4704 (must_pass_in_stack_var_size_or_pad): Declare.
4705 * calls.c (must_pass_in_stack_var_size): New.
4706 (must_pass_in_stack_var_size_or_pad): Rename from
4707 default_must_pass_in_stack.
4708 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4709 (TARGET_MUST_PASS_IN_STACK): New.
4710 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4711 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4712 (TARGET_MUST_PASS_IN_STACK): New.
4713 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4714 * config/frv/frv.c (frv_must_pass_in_stack): New.
4715 (TARGET_MUST_PASS_IN_STACK): New.
4716 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4717 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4718 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4719 (ix86_must_pass_in_stack): Make static.
4720 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4721 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4722 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4723 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4724 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4725 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4726 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4727 (mcore_must_pass_on_stack): Remove.
4728 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4729 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4730 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4731 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4732 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4733 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4734 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4735 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4736 (TARGET_MUST_PASS_IN_STACK): New.
4737 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4738 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4739 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4740 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4741 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4742 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4743 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4746 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4747 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4748 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4749 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4750 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4751 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4752 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4753 config/xtensa/xtensa.c: Use target hook.
4755 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4757 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4758 * configure: Rebuilt.
4760 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4762 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4763 * config/mips/mips.h (mips_reg_names): Don't declare.
4764 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4765 (TARGET_NAME_REGS): Delete.
4766 (TARGET_SWITCHES): Remove -mrnames.
4767 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4768 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4770 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4771 (override_options): Remove handling of TARGET_NAME_REGS.
4773 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4775 * config/mips/mips.h (TARGET_*): Boolify.
4777 2004-07-12 Nick Clifton <nickc@redhat.com>
4779 * config.gcc: Add sh-*-symbianelf target.
4780 * config/sh/sh.c: Add new target macros:
4781 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4782 TARGET_CXX_IMPORT_EXPORT_CLASS.
4783 (sh_file_start): Create a definition of the .directive section.
4784 (sh_attribute): Add dllimport and dllexport attributes.
4785 * config/sh/symbian-pre.h: New file.
4786 * config/sh/symbian-post.h: New file.
4787 * config/sh/symbian.c: New file. Contains Symbian specific
4789 * config/sh/sh-protos.h: Add prototypes for new functions
4790 provided by symbian.c.
4791 * config/sh/t-symbian: New file.
4792 * doc/extend.texi: Document support for dllimport and dllexport
4793 attributes by the sh-symbianelf target.
4795 2004-07-12 James E Wilson <wilson@specifixinc.com>
4797 * Makefile.in (AR): Use @AR@ not ar.
4799 (AR_FOR_TARGET): Use $(AR) not ar for native.
4800 (NM_FOR_TARGET): Use $(NM) not nm for native.
4801 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4802 * configure: Regenerate.
4804 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4806 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4808 (ashldi3_sp64): Likewise.
4810 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4813 * pa.c (function_arg): Update comment.
4814 * pa.h (BLOCK_REG_PADDING): Define.
4816 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4818 PR tree-optimization/16461
4819 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4820 arguments of phi nodes.
4822 2004-07-12 Devang Patel <dpatel@apple.com>
4824 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4826 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4828 * function.c (expand_function_start): Ensure r_save is in Pmode.
4829 * calls.c (prepare_call_address): Ensure static_chain_value is
4831 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4832 r_save_area are in Pmode.
4833 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4834 fnaddr, and static_chain are in Pmode.
4836 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4839 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4841 2004-07-12 Richard Henderson <rth@redhat.com>
4843 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4844 next to build_builtin_va_list.
4845 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4846 * builtins.c (gimplify_va_arg_expr): Likewise.
4847 * gimplify.c (copy_if_shared_r): Likewise.
4849 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4851 * passes.c (rest_of_decl_compilation): Don't defer call of
4852 assemble_variable if its DECL_RTL is already set.
4854 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4856 * cfgloop.h (struct loop): Add nb_iterations field.
4857 (current_loops): Declare.
4858 * tree-chrec.c (chrec_not_analyzed_yet,
4859 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4860 chrec_contains_symbols_defined_in_loop): Remove the temporary
4862 * tree-flow-inline.h (loop_containing_stmt): New function.
4863 * tree-scalar-evolution.c: Add implementation.
4864 * tree-scalar-evolution.h: Add declarations.
4866 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4868 PR rtl-optimization/15921
4869 * Makefile.in (global.o): Add recog.h.
4871 * global.c (recog.h): Add the include-clause.
4872 (bb_info): New member earlyclobber.
4873 (allocate_bb_info, free_bb_info): Initialize/finish the new
4875 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4877 (check_earlyclobber, regclass_intersect,
4878 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4880 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4881 (make_accurate_live_analysis): Modify pavin.
4883 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4885 * tree-cfg.c (find_taken_edge): Statically compute the truth
4886 value of a predicate comparing an SSA_NAME to itself.
4888 2004-07-12 Roger Sayle <roger@eyesopen.com>
4890 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4891 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4892 by returning the cost of a multiplication plus an addition.
4894 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4896 PR tree-optimization/14107
4897 * gimplify.c (gimplify_return_expr): Accept a
4898 RETURN_EXPR with an error argument.
4899 * tree-optimize.c (init_tree_optimization_passes):
4900 Run pass_warn_function_return at -O0.
4902 2004-07-12 Roger Sayle <roger@eyesopen.com>
4904 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4907 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4909 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4910 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4911 * config/mips/3000.md: Add copyright notice. Remove automota and
4912 function units; use generic ones instead. Only define reservations
4913 for things that are different from generic.md. Extend each clause
4915 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4916 * config/mips/mips.md: Include them. Remove define_function_units.
4917 (alu, imuldiv): New automata and units.
4919 2004-07-12 Ben Elliston <bje@au.ibm.com>
4921 * doc/invoke.texi (Optimize Options): Document -frename-registers
4922 not being enabled by default at -O3.
4924 2004-07-11 Roger Sayle <roger@eyesopen.com>
4926 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4927 floating point additions, to keep real immediate constant positive.
4928 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4929 into X + C, and leave positive real constants as X - C.
4931 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4933 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4935 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4937 PR tree-optimization/15654
4938 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4940 2004-07-11 Roger Sayle <roger@eyesopen.com>
4942 * builtins.c (fold_builtin_fputs): Don't bother converting the
4943 return type to integer_type_node, as we've already checked that
4944 the result will be ignored.
4946 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4947 that signed addition, subtraction, multiplication, division,
4948 remainder, negation and absolute value may potentially trap.
4950 * fold-const.c (fold_ignored_result): New function to strip
4951 non-side-effecting tree nodes from an expression whose result
4953 (fold_convert): Call fold_ignored_result when casting a value
4955 (omit_one_operand): Call fold_ignored_result on the "omitted"
4956 operand when building a COMPOUND_EXPR.
4957 (pedantic_omit_one_operand): Likewise.
4958 * tree.h (fold_ignored_result): Prototype here.
4959 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4960 when we're going to ignore the result.
4962 2004-07-11 Richard Henderson <rth@redhat.com>
4965 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4966 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4967 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4968 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4969 (sra_elt_eq): Use fields_compatible_p.
4970 (generate_one_element_ref): Use find_compatible_field.
4972 2004-07-11 Richard Henderson <rth@redhat.com>
4975 * tree-sra.c (generate_one_element_init): New.
4976 (generate_element_init): Use it.
4977 (scalarize_init): Push/pop gimplify context around it.
4978 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4979 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4981 2004-07-11 Roger Sayle <roger@eyesopen.com>
4983 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4984 combine.c's combine_insn_cost.
4985 * rtl.h (insn_rtx_cost): Prototype here.
4986 * combine.c (combine_insn_cost): Delete function.
4987 (combine_validate_cost): Update callers of combine_insn_cost to
4988 call insn_rtx_cost instead.
4989 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4990 requesting the rtx_cost of call and/or jump instructions.
4992 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4993 rtx_cost directly. Don't request/use the cost of call or jump
4994 instructions. Return -1 if the cost of any instruction can't be
4995 determined (or the BB contains a function call).
4996 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4997 -1 (i.e. can't determine the cost of any instruction or the basic
4998 block contains a subroutine call).
4999 (find_if_case_2): Likewise.
5001 2004-07-11 Roger Sayle <roger@eyesopen.com>
5003 * rs6000.c (struct processor_costs): Change semantics of fields to
5004 include the COST_N_INSNS scaling, and update all initializers.
5005 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
5006 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
5007 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
5008 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
5010 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5012 * LANGUAGES: Remove obsolete information.
5014 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5016 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
5017 SIGBUS signal frames, the PSW address points *to* the faulting
5018 instruction, not after it.
5020 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5022 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
5023 added to TLS symbol addresses.
5025 2004-07-11 Richard Henderson <rth@redhat.com>
5027 * expmed.c (init_expmed): Use stack-local structures for
5028 temporary rtl. Don't recognize shifts.
5030 2004-07-11 Richard Henderson <rth@redhat.com>
5032 * expr.c (store_expr): Don't fiddle subreg promotion for types
5033 with precision smaller than the mode.
5035 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5037 * tree.h (all_types_permanent): Remove.
5039 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5041 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
5042 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
5043 * langhooks.c (lhd_clear_binding_stack): Remove.
5044 * langhooks-def.h (lhd_clear_binding_stack,
5045 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
5046 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
5047 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
5048 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
5049 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
5050 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
5051 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
5052 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
5053 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
5054 * tree.h (poplevel): Don't declare.
5055 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
5056 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
5057 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
5058 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
5061 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5063 PR tree-optimization/16437
5064 * c-common.c (shorten_compare): Don't mark result of conversion to
5065 narrower signed type as overflowing.
5066 * fold-const.c (decode_field_reference): Determine whether
5067 signedness comes from outer type using precision rather than size.
5069 2004-07-11 Phil Edwards <phil@codesourcery.com>
5071 * configure.ac: Alphabetize --enable-checking list, add
5072 missing valgrind entry.
5073 * configure: Regenerate.
5075 2004-07-11 Phil Edwards <phil@codesourcery.com>
5077 * doc/install.texi (Testing): Fix syntax in "make check" example.
5079 2004-07-10 James E Wilson <wilson@specifixinc.com>
5081 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
5083 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5085 PR rtl-optimization/16001
5086 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
5089 2004-07-10 Geoffrey Keating <geoffk@apple.com>
5091 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
5093 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
5094 James Morrison <phython@gcc.gnu.org>
5096 * doc/contrib.texi (Contributors): Add gfortran contributors and
5097 fix a couple of typos.
5099 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5101 PR rtl-optimization/15387
5102 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
5103 to incoming args space correctly.
5105 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5107 * pa.c (output_indirect_call): Only use %r2 as the link register in
5108 indirect calls with the long PA 2.0 pc-relative branch.
5110 2004-07-10 Daniel Jacobowitz <dan@debian.org>
5112 * config/i386/i386.c (override_options): Pick a 64-bit CPU
5113 for the default tuning if TARGET_64BIT.
5115 2004-07-10 Richard Henderson <rth@redhat.com>
5117 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
5118 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
5120 2004-07-10 Jakub Jelinek <jakub@redhat.com>
5122 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
5123 * expmed.c (store_bit_field, extract_bit_field): Remove last
5125 * builtins.c (expand_builtin_signbit): Adjust callers.
5126 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
5127 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
5128 * ifcvt.c (noce_emit_move_insn): Likewise.
5129 * stmt.c (expand_return): Likewise.
5130 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
5131 store_field, expand_expr_real_1): Likewise.
5133 2004-07-10 Richard Henderson <rth@redhat.com>
5135 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
5137 2004-07-09 Mike Stump <mrs@apple.com>
5139 * config/darwin.c (no_dead_strip): Add.
5140 (HAVE_DEAD_STRIP): Add.
5141 (darwin_emit_unwind_label): Ensure that we don't dead code strip
5144 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5146 * tree-ssa-loop-im.c: New file.
5147 * Makefile.in (tree-ssa-loop-im.o): Add.
5148 * cfgloop.c (superloop_at_depth): New function.
5149 * cfgloop.h (superloop_at_depth): Declare.
5150 * common.opt (ftree-lim): New flag.
5151 * expr.c (array_ref_up_bound): New function.
5152 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
5153 * timevar.def (TV_LIM): New timevar.
5154 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
5155 computing immediate uses of a phi node.
5156 * tree-flow.h (struct tree_ann_common_d): Add aux field.
5157 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
5158 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
5159 * tree-pass.h (pass_lim): Declare.
5160 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
5162 (pass_lim): New pass structure.
5163 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
5164 * tree.c (in_array_bounds_p): New function.
5165 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
5166 (in_array_bounds_p, array_ref_up_bound): Declare.
5167 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
5168 * doc/passes.texi (tree-ssa-loop-im.c): Document.
5170 2004-07-09 Richard Henderson <rth@redhat.com>
5172 * builtins.c (expand_builtin_stpcpy): Don't modify len.
5174 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
5177 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
5179 * flags.h: Delete redundant prototypes that are being generated
5180 in options.h from common.opt.
5181 * common.opt: Add in the expository comments formerly in flags.h.
5183 2004-07-09 Jan Beulich <jbeulich@novell.com>
5185 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
5186 available for use only when TARGET_MMX/_SSE is set, and check for
5187 variable argument function if any register count is non-zero.
5188 (function_arg): Correctly suppress repeated warnings for passing SSE
5189 vectors are arguments without SSE enabled.
5190 (ix86_function_arg_boundary): Without SSE enabled, the use of what
5191 would be SSE register modes does no longer influence the alignment.
5193 2004-07-09 Richard Henderson <rth@redhat.com>
5195 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
5196 Always align upward to arg boundary. Use size_in_bytes/round_up.
5197 Maintain type-correctness of constants.
5198 * stor-layout.c (round_up, round_down): Special-case powers of 2.
5200 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5202 * config/sparc/sparc.c (*_costs): Scale instruction costs
5204 (sparc_rtx_costs): Adjust as appropriate.
5206 2004-07-09 Jan Beulich <jbeulich@novell.com>
5208 * config/i386/mm3dnow.h: New.
5209 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
5211 2004-07-09 Richard Henderson <rth@redhat.com>
5213 * simplify-rtx.c (simplify_const_relational_operation): Only
5214 look at bounds of scalar integers.
5216 2004-07-09 Jan Beulich <jbeulich@novell.com>
5218 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
5220 2004-07-09 Andrew Pinski <apinski@apple.com>
5222 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
5224 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
5225 UOBJC_METACLASS_decl.
5227 2004-07-09 James E Wilson <wilson@specifixinc.com>
5230 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
5231 do return a parallel if hfa_mode == XFmode and mode == TImode.
5233 2004-07-09 Jan Beulich <jbeulich@novell.com>
5235 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
5236 permissible for unary plus.
5238 2004-07-09 Jan Beulich <jbeulich@novell.com>
5240 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
5241 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
5242 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
5243 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
5244 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
5245 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
5246 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
5247 (BUILTIN_xxxIMAX): New.
5248 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
5249 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
5250 BUILT_IN_PARITYIMAX.
5252 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5254 * config/sparc/sparc.h (processor_costs): Define.
5255 (sparc_costs): Declare.
5256 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
5257 hypersparc_costs, sparclet_costs, ultrasparc_costs,
5258 ultrasparc3_costs): New.
5259 (sparc_override_options): Set sparc_costs as appropriate.
5260 (sparc_rtx_costs): Use sparc_costs instead of messy
5263 2004-07-09 Steven Bosscher <stevenb@suse.de>
5265 * doc/md.texi (Processor pipeline description): Mention that
5266 the old pipeline description is deprecated.
5268 * config/rs6000/7450.md (automaton ppc7450): Split up, move
5269 mciu_7450 function unit to...
5270 (automaton ppc7450mciu): ...new automaton.
5272 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
5273 (schedule_block): Don't consider inserting bubbles.
5274 (sched_init): Don't initialize DFA bubbles.
5275 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
5276 TARGET_SCHED_DFA_BUBBLE): Remove.
5277 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
5278 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
5279 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
5281 * stmt.c (conditional_context): Remove prototype.
5282 * tree.h (conditional_context): Remove.
5283 * tree-cfg.c (pre_insert_on_edge): Remove.
5285 * c-common.h (c_expand_asm_operands): Remove prototype.
5286 * c-typeck.c (c_expand_asm_operands): Remove.
5288 2004-07-09 Jan Beulich <jbeulich@novell.com>
5290 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
5291 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
5292 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
5293 and V8QI are class SSE. All sufficiently small remaining vector modes
5294 must be passed in one or two integer registers.
5295 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
5297 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
5298 __builtin_ia32_pmuludq128 have non-uniform argument and return types
5299 and must thus be handled explicitly.
5300 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
5302 (movv8qi_internal, movv4hi_internal, movv2si_internal,
5303 movv2sf_internal): Permit moving between MMX and XMM registers (since
5304 MMX areguments and return values are passed in XMM registers).
5305 (sse2_umulsidi3): Correct type and mode.
5307 2004-07-09 Richard Henderson <rth@redhat.com>
5309 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
5311 2004-07-09 Eric Christopher <echristo@redhat.com>
5313 * config/rs6000/40x.md: Split into two automatons.
5315 2004-07-09 Zack Weinberg <zack@codesourcery.com>
5316 Andrew Pinski <apinski@apple.com>
5318 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
5319 on when we have more than one input file.
5320 (c_common_parse_file): Restore loop over all input files.
5321 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
5323 * c-decl.c (set_type_context): New function.
5324 (pop_scope): Use it to set context of types. When we
5325 encounter a TYPE_DECL, set the context of the attached type too.
5326 (pop_file_scope): Don't call cpp_undef_all here.
5327 (diagnose_mismatched_decls): Do not complain about a second
5328 definition of an 'extern inline' function if it's not in the
5329 same translation unit. Do not complain about inline
5330 declaration after use if the use was in a different
5332 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
5333 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
5335 (pushdecl_top_level): Likewise.
5336 (grokdeclarator): Clarify what is going on with setting
5337 DECL_EXTERNAL on function types, a little.
5338 (c_write_global_declarations): Don't do anything if
5339 -fsyntax-only or errors have been encountered.
5341 2004-07-09 Zack Weinberg <zack@codesourcery.com>
5343 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
5345 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5348 * pa.c (output_indirect_call): Use %r2 as the link register when
5349 calling $$dyncall with a pc-relative branch.
5351 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
5353 * doc/install.texi (Binaries): Mention OpenPKG.
5355 2004-07-09 Diego Novillo <dnovillo@redhat.com>
5357 Fix PR tree-optimization/15555
5358 * tree-dfa.c (dump_variable): If the variable is a pointer
5359 SSA_NAME, also dump its points-to information.
5360 * tree-flow.h (struct ptr_info_def): Add field
5362 (dump_points_to_info_for): Declare.
5363 (debug_points_to_info_for): Declare.
5364 * tree-optimize.c (init_tree_optimization_passes): Add a
5365 second alias analysis pass after DOM2.
5366 Move pass_del_pta to a later spot.
5367 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
5368 create a name tags when we find a dereferenced pointer. Just
5369 mark the pointer dereferenced.
5370 (collect_points_to_info_for): Move code to clear points-to
5371 information to create_name_tags.
5372 (create_name_tags): New function.
5373 (compute_flow_sensitive_aliasing): Call it.
5374 (setup_pointers_and_addressables): Mark type tags for renaming
5376 (create_memory_tag): ... here.
5377 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
5378 (dump_points_to_info_for): Declare extern.
5379 (debug_points_to_info_for): New function.
5381 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
5383 * config/arc/arc.md: Switch to DFA-based scheduler description.
5384 * config/arc/arc.c: Switch to DFA-based scheduler description.
5386 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5388 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
5391 2004-07-09 Richard Henderson <rth@redhat.com>
5393 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
5394 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5395 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
5396 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5398 * config/v850/v850-protos.h (v850_va_arg): Remove.
5399 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5400 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
5401 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
5402 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
5403 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
5405 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5408 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
5409 and DImode to use +/-4k offset.
5411 2004-07-09 Richard Henderson <rth@redhat.com>
5413 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
5415 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5416 (xstormy16_gimplify_va_arg_expr): Rewrite from
5417 xstormy16_expand_builtin_va_arg.
5418 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
5420 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
5421 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
5423 * config/sh/sh-protos.h (sh_va_arg): Remove.
5424 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5425 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
5426 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
5428 * config/pa/pa-protos.h (hppa_va_arg): Remove.
5429 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5430 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
5431 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5433 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
5434 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5435 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
5436 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
5438 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5440 * config/sparc/sparc.md (return): Rewrite length formula.
5441 * config/sparc/sparc.c (output_return): Pass 1 as 5th
5442 argument to final_scan_insn when in a delay slot.
5443 (output_sibcall): Likewise.
5445 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5447 * arm.c (arm_cpp_interwork): New variable.
5448 (arm_override_options): Set it if TARGET_INTERWORK was on the command
5450 * arm.h (arm_cpp_interwork): Declare it.
5451 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
5452 __THUMB_INTERWORK__ in the preprocessor.
5454 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
5456 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
5458 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5461 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
5462 Override default settings to account for -m32 and -m64.
5464 2004-07-08 Randolph Chung <tausq@debian.org>
5466 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5468 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
5470 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
5471 before comparing it as such.
5473 2004-07-08 Richard Henderson <rth@redhat.com>
5475 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
5476 temporary. Use bit arithmetic to align.
5478 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
5480 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
5481 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
5482 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
5483 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
5484 add_labels_and_missing_jumps, find_jump_block,
5485 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
5487 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
5488 link_btr_uses, move_btr_def): Likewise.
5489 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
5490 expand_builtin_expect_jump): Likewise.
5491 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
5492 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5493 * cfganal.c (forwarder_block_p): Likewise.
5494 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
5495 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
5496 find_bb_boundaries): Likewise.
5497 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5498 merge_blocks_move_predecessor_nojumps,
5499 merge_blocks_move_successor_nojumps, insns_match_p,
5500 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5501 try_optimize_cfg): Likewise.
5502 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
5503 * cfglayout.c (skip_insns_after_block, label_for_bb,
5504 record_effective_endpoints, insn_locators_initialize,
5505 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
5506 * cfgmainloop.c (create_loop_notes): Likewise.
5507 * cfgrtl.c (delete_insn, delete_insn_chain,
5508 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
5509 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
5510 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5511 redirect_branch_edge, force_nonfallthru_and_redirect,
5512 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
5513 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
5514 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
5515 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
5516 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
5517 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
5518 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
5519 * combine.c (combine_instructions, can_combine_p, try_combine,
5520 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
5521 distribute_notes, distribute_links, insn_cuid): Likewise.
5522 * cse.c (fold_rtx, cse_insn, cse_around_loop,
5523 invalidate_skipped_block, cse_set_around_loop,
5524 cse_end_of_basic_block, cse_main, cse_basic_block,
5525 cse_condition_code_reg): Likewise.
5526 * cselib.c (cselib_process_insn): Likewise.
5527 * ddg.c (create_ddg): Likewise.
5528 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
5530 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5531 gen_label_die, dwarf2out_var_location): Likewise.
5532 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
5533 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
5534 last_call_insn, active_insn_p, next_label, prev_label,
5535 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
5536 add_insn_before, remove_insn, add_function_usage_to,
5537 reorder_insns, find_line_note, remove_unnecessary_notes,
5538 emit_insn_after_1, classify_insn): Likewise.
5539 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
5540 connect_post_landing_pads, sjlj_mark_call_sites,
5541 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
5542 can_throw_internal, can_throw_external, set_nothrow_function_flags,
5543 convert_to_eh_region_ranges): Likewise.
5544 * explow.c (optimize_save_area_alloca): Likewise.
5545 * expr.c (expand_expr_real): Likewise.
5546 * final.c (insn_current_reference_address, compute_alignments,
5547 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
5548 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
5549 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
5550 propagate_block_delete_insn, propagate_one_insn,
5551 init_propagate_block_info, propagate_block, libcall_dead_p,
5552 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
5554 * function.c (instantiate_virtual_regs, reorder_blocks_1,
5555 expand_function_start, expand_function_end, contains,
5556 thread_prologue_and_epilogue_insns,
5557 reposition_prologue_and_epilogue_notes): Likewise.
5558 * gcse.c (constprop_register, bypass_conditional_jumps,
5559 insert_insn_end_bb, gcse_after_reload): Likewise.
5560 * genemit.c (gen_expand, gen_split): Likewise.
5561 * genpeep.c (gen_peephole, main): Likewise.
5562 * global.c (build_insn_chain): Likewise.
5563 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
5564 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
5565 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
5566 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
5567 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
5568 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
5569 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
5570 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
5571 dead_or_predicable): Likewise.
5572 * integrate.c (try_constants): Likewise.
5573 * jump.c (rebuild_jump_labels, cleanup_barriers,
5574 purge_line_number_notes, init_label_info, mark_all_labels,
5575 squeeze_notes, get_label_before, get_label_after,
5576 reversed_comparison_code_parts, simplejump_p, pc_set,
5577 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
5578 delete_barrier, delete_prior_computation, delete_computation,
5579 delete_related_insns, delete_for_peephole, redirect_jump):
5581 * lcm.c (optimize_mode_switching): Likewise.
5582 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
5584 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
5585 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
5586 * loop-iv.c (simplify_using_assignment): Likewise.
5587 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
5588 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
5589 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
5590 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
5591 check_insn_for_givs, check_final_value, update_giv_derive,
5592 basic_induction_var, product_cheap_p, check_dbra_loop,
5593 loop_insn_first_p, last_use_this_basic_block,
5594 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
5595 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
5596 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
5597 sms_schedule_by_order): Likewise.
5598 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
5599 * postreload.c (reload_cse_simplify_operands, reload_combine,
5600 reload_cse_move2add): Likewise.
5601 * predict.c (can_predict_insn_p, estimate_probability,
5602 expected_value_to_br_prob, process_note_predictions): Likewise.
5603 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
5604 * profile.c (branch_prob): Likewise.
5605 * ra-build.c (live_out_1, livethrough_conflicts_bb,
5606 detect_webs_set_in_cond_jump): Likewise.
5607 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
5608 ra_print_rtl_with_bb): Likewise.
5609 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
5610 * recog.c (next_insn_tests_no_inequality, find_single_use,
5611 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
5612 * reg-stack.c (next_flags_user, record_label_references,
5613 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
5614 compensate_edge, convert_regs_1): Likewise.
5615 * regclass.c (scan_one_insn): Likewise.
5616 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5617 regmove_optimize, fixup_match_1, single_set_for_csa,
5618 combine_stack_adjustments_for_block): Likewise.
5619 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
5620 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
5621 find_equiv_reg): Likewise.
5622 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
5623 reload_as_needed, emit_input_reload_insns, do_output_reload,
5624 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
5626 * reorg.c (find_end_label, emit_delay_sequence,
5627 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
5628 get_jump_flags, rare_destination, mostly_true_jump,
5629 try_merge_delay_insns, redundant_insn, own_thread_p,
5630 fill_simple_delay_slots, fill_slots_from_thread,
5631 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
5632 dbr_schedule): Likewise.
5633 * resource.c (find_basic_block, next_insn_no_annul,
5634 find_dead_or_set_registers, mark_target_live_regs): Likewise.
5635 * rtl.h (RTX_PREV): Likewise.
5636 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
5637 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
5638 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
5639 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5640 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5641 find_first_parameter_load, can_hoist_insn_p): Likewise.
5642 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5643 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5644 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5645 schedule_ebbs): Likewise.
5646 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5647 is_conditionally_protected, can_schedule_ready_p,
5648 add_branch_dependences, debug_dependencies): Likewise.
5649 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5651 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5652 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5653 set_dominates_use, ujump_to_loop_cont): Likewise.
5654 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5655 * varasm.c (output_constant_pool_1): Likewise.
5657 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5659 * tree-scalar-evolution.c: New file.
5660 * tree-scalar-evolution.h: New file.
5661 * tree-ssa-loop-niter.c: New file.
5662 * Makefile.in (SCEV_H): New.
5663 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5664 * cfgloop.h (struct loop): Add bounds field.
5665 * tree-flow.h (struct tree_niter_desc): New type.
5666 (number_of_iterations_cond, number_of_iterations_exit,
5667 loop_niter_by_eval, find_loop_niter_by_eval,
5668 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5669 free_numbers_of_iterations_estimates): Declare.
5670 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5671 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5672 * doc/invoke.texi (max-iterations-to-track): Document.
5674 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5676 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5677 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5678 (MODE_AFTER): Add cast appropriately.
5679 * config/sh/sh.md (movdi splitter): Likewise.
5680 (casesi_worker_2): Add const qualifier appropriately.
5681 (eh_return): Remove unused variable.
5682 (insv): Initialize v;
5684 2004-07-08 Richard Henderson <rth@redhat.com>
5686 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5687 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5688 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5689 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5690 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5692 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5693 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5694 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5695 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5697 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5698 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5699 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5700 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5702 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5703 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5704 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5705 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5707 * config/i860/i860-protos.h (i860_va_arg): Remove.
5708 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5709 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5710 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5712 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5714 * system.h: Prototype getpagesize if missing.
5715 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5716 * configure: Regenerate.
5717 * config.in: Regenerate.
5719 2004-07-08 Richard Henderson <rth@redhat.com>
5721 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5722 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5723 (fr30_gimplify_va_arg_expr): New.
5724 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5725 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5727 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5730 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5731 of asm_noperands result.
5733 2004-07-08 Richard Henderson <rth@redhat.com>
5735 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5736 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5737 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5738 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5740 2004-07-08 Richard Henderson <rth@redhat.com>
5742 * builtins.c (ind_gimplify_va_arg_expr): New.
5743 * tree.h (ind_gimplify_va_arg_expr): Declare.
5744 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5746 2004-07-08 Jan Beulich <jbeulich@novell.com>
5748 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5749 patterns also on vector elements other than the first one.
5750 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5753 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5755 * config/rs6000/darwin-ldouble.c: Correct reference
5756 to the Linnainmaa paper.
5758 2004-07-08 Richard Henderson <rth@redhat.com>
5760 * config/arc/arc-protos.h (arc_va_arg): Remove.
5761 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5762 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5763 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5765 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5766 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5767 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5768 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5770 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5772 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5774 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5776 * c-decl.c (static_ctors, static_dtors): Make static.
5777 (pop_file_scope): Call c_common_write_pch and
5778 cgraph_finalize_compilation_unit here.
5779 (build_cdtor): Moved here from c-objc-common.c; simplify.
5780 (c_write_global_declarations_1): Clarify comment.
5781 (c_write_global_declarations): Close the external scope before
5782 doing anything else. Call build_cdtor, cgraph_optimize, and
5783 mudflap_finish_file here.
5784 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5786 * c-objc-common.c: No need to include cgraph.h.
5787 (build_cdtor): Moved to c-decl.c.
5788 (c_objc_common_finish_file): Delete.
5789 * c-tree.h: Update to match.
5790 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5791 (generate_static_references): Set TREE_USED before calling finish_decl.
5792 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5793 on the static_instances_decl.
5795 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5797 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5798 decls when there is only one input translation unit.
5799 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5800 change of 2004-07-05; do not treat declarations with
5801 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5802 * opts.c (cur_in_fname): Delete.
5804 * tree.c: Revert changes of 2004-07-05; no special treatment
5805 for TRANSLATION_UNIT_DECLs.
5806 * Makefile.in (tree.o): Update dependencies.
5808 2004-07-08 Roger Sayle <roger@eyesopen.com>
5810 * builtins.c (fold_builtin_strcpy): Merge functionality from
5811 simplify_builtin_strcpy. Add additional len argument. No longer
5812 static. Remove function prototype.
5813 (fold_builtin_strncpy): Likewise integrate functionality from
5814 simplify_builtin_strncpy. Add additional slen argument. No
5815 longer static. Remove function prototype.
5816 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5817 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5818 types of "ignore" and "unlocked" parameters to bool.
5819 (fold_builtin_1): Add additional ignore argument. Call renamed
5820 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5821 builtins. Update arguments to fold_builtin_strncpy and
5822 fold_builtin_strcpy. Add function prototype.
5823 (fold_builtin): Add additional Boolean ignore argument to pass
5825 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5826 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5827 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5829 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5830 simplify_builtin_strncpy): Delete function prototypes.
5831 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5832 fold_builtin_strncpy): Add function prototypes here.
5833 (fold_builtin): Update function prototype with new "bool ignore".
5835 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5836 (ccp_fold_builtin): Update call to fold_builtin. Call
5837 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5838 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5839 simplify_builtin_strncpy respectively.
5840 * fold-const.c (fold): Update call to fold_builtin.
5842 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5844 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5847 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5848 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5849 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5850 * calls.c: Remove ifdefs of macros above.
5851 * functions.c: Likewise.
5854 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5856 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5857 (arch attribute): Delete.
5858 (current_function_calls_alloca attribute): Rename into calls_alloca.
5859 (calls_eh_return): New attribute.
5860 (leaf_function): Likewise.
5861 (length attribute): Fix formula for sibcalls.
5862 (return insn): Correctly compute the 'length' attribute.
5863 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5865 2004-07-08 Richard Henderson <rth@redhat.com>
5867 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5868 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5869 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5870 * tree-eh.c (lower_eh_constructs_1): Likewise.
5871 * tree-sra.c (sra_walk_modify_expr): Likewise.
5872 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5873 (eliminate_unnecessary_stmts): Likewise.
5874 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5875 * tree-tailcall.c (optimize_tail_call): Likewise.
5876 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5878 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5879 Jakub Jelinek <jakub@redhat.com>
5881 * config/i386/i386.c (override_options): Enable
5882 SSE prefetches with -mtune, as long as we are
5883 compiling for i686 or higher. All i686 processors
5884 accept SSE prefetches as NOPS, some i586's don't.
5886 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5889 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5891 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5893 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5894 the handling of clobbering ASM_EXPRs.
5896 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5899 * config/sparc/sparc.c (function_value): In 64-bit mode,
5900 return the aggregates larger than 16 bytes like unions.
5902 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5905 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5906 'temp' is zero, generate new pseudos as needed and emit the
5907 sequence of insns in single-assignment form. Resync comments
5909 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5910 function before reload.
5912 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5914 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5916 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5918 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5919 Allocation is signed.
5920 (VEC_reserve): Return flag, allocation is signed.
5922 2004-07-08 Richard Henderson <rth@redhat.com>
5924 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5925 OBJ_TYPE_REF_OBJECT.
5927 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5928 Neil Booth <neil@daikokuya.co.uk>
5932 * c-decl.c (finish_struct): Ensure bit-fields are given the
5934 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5935 the precision to match as well as the mode.
5936 * expr.c (reduce_to_bit_field_precision): New function.
5937 (expand_expr_real_1): Reduce expressions of bit-field type to
5939 * langhooks.h (reduce_bit_field_operations): New hook.
5940 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5942 * c-lang.c, objc/objc-lang.c
5943 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5944 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5946 * tree.c (build_nonstandard_integer_type): New function.
5947 * tree.h (build_nonstandard_integer_type): New prototype.
5948 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5949 conversions between integer and boolean types as useless.
5951 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5953 * c-common.c (c_common_nodes_and_builtins): Do not
5954 create __builtin_ptrdiff_t and __builtin_size_t.
5956 2004-07-08 Andrew Pinski <apinski@apple.com>
5958 * Makefile.in (libbackend.o): Add -combine to the gcc
5961 2004-07-08 Nick Clifton <nickc@redhat.com>
5963 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5966 2004-07-08 Richard Henderson <rth@redhat.com>
5968 * except.c (expand_eh_region_start, expand_eh_region_end,
5969 expand_eh_handler, expand_eh_region_end_cleanup,
5970 expand_start_all_catch, expand_start_catch, expand_end_catch,
5971 expand_end_all_catch, expand_eh_region_end_allowed,
5972 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5973 expand_eh_region_end_fixup): Remove.
5974 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5975 cleanups, outer_cleanups, label_chain, exception_region.
5976 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5977 (struct label_chain): Remove.
5978 (struct stmt_status): Remove x_stack_block_stack.
5979 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5980 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5981 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5982 end_cleanup_deferral, last_cleanup_this_contour,
5983 containing_blocks_have_cleanups_or_stack_level,
5984 any_pending_cleanups): Remove.
5985 (expand_null_return_1): Take no arguments.
5986 (expand_label, expand_naked_return, expand_return,
5987 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5988 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5989 expand_end_case_type): Don't use any of them.
5990 * calls.c (expand_call): Likewise.
5991 * dojump.c (do_jump): Likewise.
5992 * function.c (expand_function_end): Likewise.
5993 * expr.c (store_expr, expand_expr_real_1): Likewise.
5994 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5995 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5996 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5997 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5998 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5999 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
6000 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
6001 for WITH_CLEANUP_EXPR.
6002 (gimple_push_cleanup): Likewise.
6003 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
6004 * print-tree.c (print_node): Likewise.
6005 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
6006 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
6007 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
6008 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
6009 (GOTO_SUBROUTINE_EXPR): Remove.
6010 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
6011 (DECL_TOO_LATE): Remove.
6012 * except.h, tree.h: Update decls.
6014 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6016 * explow.c (optimize_save_area_alloca): Do not accept parameters.
6017 * passes.c (rest_of_handle_final): Handle symout.
6018 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
6020 (rest_of_handle_sched): Break out SMS. Remove ifs for
6021 flag_schedule_insns and flag_modulo_sched.
6022 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
6024 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
6025 (rest_of_handle_partition_blocks, rest_of_handle_sms,
6026 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
6027 rest_of_handle_mode_switching, rest_of_handle_jump,
6028 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
6029 rest_of_handle_jump2, rest_of_handle_postreload,
6030 rest_of_handle_flow2, rest_of_clean_state,
6031 rest_of_handle_shorten_branches,
6032 rest_of_handle_prologue_epilogue,
6033 rest_of_handle_branch_target_load_optimize): New.
6034 (rest_of_compilation): Call the above. Remove ggc_collect
6035 calls moved to rest_of_handle_*.
6036 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
6038 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
6039 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
6040 * except.h (set_nothrow_function_flags): Update comment.
6041 * function.c (current_function_nothrow): Remove.
6042 * output.h (current_function_nothrow): Remove.
6043 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
6044 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
6046 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6049 * reorg.c: Revert 2004-06-30 change.
6050 (find_end_label): If HAVE_epilogue and !HAVE_return,
6051 return 0 instead of creating a label at the end of the insn chain.
6052 (optimize_skip): Account for the failure mode of find_end_label.
6053 (fill_simple_delay_slots): Likewise.
6054 (fill_slots_from_thread): Likewise.
6055 (relax_delay_slots): Likewise.
6057 2004-07-08 Diego Novillo <dnovillo@redhat.com>
6059 * tree-flow.h (addressable_vars): Declare.
6060 * tree-ssa-alias.c (addressable_vars): Define.
6061 (setup_pointers_and_addressables): Add addressable variables
6062 to addressable_vars.
6063 * tree-ssa-operands.c (get_stmt_operands): Move
6064 handling of ASM_EXPRs ...
6065 (get_asm_expr_operands): ... here.
6066 When the ASM_EXPR clobbers memory, also clobber addressable
6068 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
6069 (delete_tree_ssa): Reset addressable_vars.
6071 2004-07-07 Jan Beulich <jbeulich@novell.com>
6072 Richard Henderson <rth@redhat.com>
6074 * varasm.c (assemble_variable): Use assemble_zeros for
6075 zero-initialized variables.
6076 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
6077 for SECCAT_BSS and SECCAT_TBSS.
6079 2004-07-07 Jan Beulich <jbeulich@novell.com>
6081 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
6083 * expmed.c (emit_store_flag): Also special-case double-word
6084 (in-)equality comparison against -1.
6086 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
6087 passing arguments the containers for which are registers.
6089 * calls.c (emit_library_call_value_1): Use mode of function parameter
6090 rather than that of argument since constants have none.
6092 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
6094 Introduce H8SX support.
6095 * expr.c (expand_strcpy): Renamed and moved to...
6096 * builtins.c (expand_movstr): ... here. Tweak.
6097 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
6098 computed or has side effects.
6099 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
6100 unused, or if mempcpy fails. Adjust the return value in the
6101 latter case. Use movstr if everything else fails.
6102 * doc/md.texi (movstr): Document.
6103 (movmemM, clrmemM): Fix explanation of memory block operands.
6104 * config/h8300/h8300.md (stpcpy): Renamed to...
6105 (movstr): ... this. Adjust.
6106 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6107 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
6108 movmem* and clrstr* to clrmem*.
6109 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
6110 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
6111 GENERAL_REGS, always.
6112 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
6113 getting the stack pointer as addr.
6114 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
6115 from general_operand_dst.
6116 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
6118 (movmd_internal): ... this. Add modes to operands. Disparage `D'
6119 instead of requiring it to match only before reload.
6120 (stpcpy_internal_normal): New, normal-mode variant of...
6121 (stpcpy_internal): ... this. Add modes to operands. Disparage
6122 `D' instead of requiring it to match only before reload.
6123 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
6125 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
6126 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
6128 * config/h8300/h8300.md (attr type): Add call.
6129 (attr can_delay): If type is call, set it no.
6130 (call, call_value): Set type to call.
6131 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
6132 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
6133 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
6134 * tree.c (get_narrower): Don't narrow integral types into
6136 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
6137 frame_size *before* the first use.
6138 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
6140 (peephole2): Don't widen instructions that push SP. Move
6141 decrement of SP to the end of all stm-generating peepholes.
6142 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
6143 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
6144 and OR to set it to all ones.
6145 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
6146 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
6147 (call, call_value): Set can_delay to "no".
6148 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
6149 * config/h8300/h8300.md (extzv): Make subreg check more robust.
6150 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6151 * config/h8300/h8300.md (*brabit): Remove.
6152 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
6153 zero_extract. Use bit_memory_operand as the predicate for
6154 operand 1 and 'WU' as the constraint. Check the difference
6155 between the base length and the final one when deciding which
6156 type of branch to use.
6157 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6158 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
6159 Use convert_move to extend the result for TARGET_H8300SX. Check
6160 for QImode memory references. Optimize the case where the
6161 destination is a paradoxical subreg.
6162 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6163 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
6164 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
6165 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6166 * config/h8300/h8300.md: Include mova.md
6167 (length_table): Add mova and mova_zero.
6168 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
6169 after all constant addresses for '%R', '%X', '%T' and '%S'.
6170 (h8300_mova_length): New function.
6171 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
6172 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
6173 dependencies for s-config, etc.
6174 * config/h8300/gemova.sh: New file.
6175 * config/h8300/mova.md: Generated.
6176 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
6177 * config/h8300/h8300.c (h8300_bitfield_length): New.
6178 (nibble_operand): Adjust.
6179 (h8300_binary_length): Handle conditional binary op.
6180 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
6181 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
6182 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
6183 and P#<0, unused so far. W and Y are now prefixes to multi-letter
6184 constraints. WU is introduced as a variant of U that requires a
6185 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
6186 * config/h8300/h8300.md (attr type): Added bitbranch.
6187 (attr length_table): Added bitfield and bitbranch.
6188 (attr length): Compute bitbranch length.
6189 (andqi): Separate pattern for H8300SX. Use bfld for loading the
6190 least-significant bit of a byte.
6191 (brabit, brabc, brabs): New.
6192 (insv, extzv): Emit bfst and bfld on H8300SX.
6193 (bfld, bfst, seq, sne): New.
6194 (bstzhireg, cmpstz, bstz, bistz): New.
6195 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
6196 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
6197 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
6198 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
6199 (h8sx_unary_memory_operator): New function.
6200 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
6201 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
6202 * config/h8300/h8300.md: Add peepholes to combine reloads and
6204 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6205 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
6206 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
6207 (and?i, ior?i, xor?i): Likewise.
6208 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6209 * config/h8300/h8300.c: Move enums and prototypes to head of file.
6210 Various whitespace fixes.
6211 (h8300_constant_length): New function, split out from...
6212 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
6213 (h8300_classify_operand): Use IN_RANGE.
6214 (h8300_classify_operand): Use h8300_constant_length.
6215 (h8300_short_move_mem_p): Tighten size check.
6216 (h8sx_mergeable_memrefs_p): Tighten equality check.
6217 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
6218 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
6220 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
6221 * config/h8300/crtn.asm: Likewise.
6222 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
6223 if __H8300SX__ is defined.
6224 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
6225 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
6226 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
6227 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
6228 addresses as mode-dependent.
6229 * config/h8300/h8300.c (print_operand_address): Update call to
6231 (h8300_get_index): Take a mode argument. Rework to fix an
6232 earlier misunderstanding.
6233 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
6234 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
6235 into a register if TARGET_H8300SX.
6236 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
6237 TARGET_H8300SX. Also disable related define_splits.
6238 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
6239 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
6240 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
6241 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6242 * config/h8300/h8300.h (OK_FOR_Z): New macro.
6243 (EXTRA_CONSTRAINT_STR): Check it.
6244 * config/h8300/h8300.c (h8300_classify_operand): Accept null
6246 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
6247 * config/h8300/h8300.md (length_table): Add mov_imm4.
6248 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
6249 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6250 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
6252 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
6253 * config/h8300/h8300.c (h8300_reorg): New function.
6254 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6255 * config/h8300/h8300.md (length): Subtract the length of the
6256 delay slot from (pc) when checking the range of forward branches.
6257 (delay_slot, can_delay): New attributes.
6258 (define_delay): Add bra/s handling.
6259 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
6260 (jump): Add delayed-branch handling.
6261 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
6262 * expr.c (expand_strcpy): New function.
6263 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
6264 (expand_builtin_stpcpy): Likewise.
6265 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
6266 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
6267 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
6268 handling to improve register allocation for -fno-omit-frame-pointer.
6269 (h8sx_split_movmd): Delete, moving er6 handling into...
6270 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
6271 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
6272 (movmd): Add calls to copy_rtx.
6273 (movmd_internal): In the second alternative, allow the initial and
6274 final destination registers to be different . Update the splitter
6275 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
6276 instead of h8sx_split_movmd.
6277 (stpcpy, movsd): New expanders.
6278 (movsd_internal): New define_insn.
6279 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
6280 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
6281 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
6282 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
6283 and DESTINATION_REGS.
6284 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6285 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
6286 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
6287 (h8300_move_ratio): Declare.
6288 (MOVE_RATIO): Use it.
6289 * config/h8300/h8300.c (h8300_move_ratio): New variable.
6290 (h8300_init_once): Initialize it.
6291 (h8300_reg_class_from_letter): New function.
6292 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
6293 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
6294 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
6295 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
6296 (movstrsi, movmd): New expanders.
6297 (movmd_internal): New insn.
6298 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
6299 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
6300 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
6301 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
6302 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
6303 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6304 * config/h8300/h8300.c (nibble_operand): Fix warning.
6305 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
6306 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
6307 (movsf_h8300h): Disable for TARGET_H8300SX.
6308 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6309 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
6310 h8300_stm_parallel and h8300_return_parallel.
6311 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
6312 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
6313 h8300_stm_parallel, h8300_return_parallel): New functions.
6314 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
6315 if TARGET_H8300SX. Use h8300_push_pop.
6316 (h8300_expand_epilogue): Likewise. Try to merge the return insn
6317 and final pop when generating h8sx code. Always emit some form
6319 * config/h8300/h8300.md: Don't enforce register alignment in
6320 stm peepholes if TARGET_H8300SX.
6321 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
6322 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
6323 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
6324 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6325 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
6326 (MULTILIB_DIRNAMES): Add a directory for it.
6327 (MULTILIB_MATCHES): Delete.
6328 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
6329 * final.c (walk_alter_subreg): Handle addresses with subregs
6330 inside a ZERO_EXTEND or AND.
6331 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
6332 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
6334 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
6335 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
6336 @(dd,Rn.w) and @(dd,ERn.L).
6337 (h8300_displacement_size): Take the whole address as argument.
6338 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
6339 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
6340 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
6341 (h8sx_mergeable_memrefs_p): Declare.
6342 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
6343 (HAVE_PRE_INCREMENT): Likewise.
6344 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
6345 addresses for TARGET_H8300SX,
6346 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
6348 (movb_length_table, movl_length_table): New tables.
6349 (movw_length_table): Define to movb_length_table.
6350 (h8300_displacement_size): New, split out from...
6351 (h8300_classify_address): ...here. Handle pre/post inc/dec.
6352 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
6353 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
6354 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
6355 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
6356 (compute_plussi_length, compute_plussi_cc): Update accordingly.
6357 (h8sx_unary_shift_operator): Get the mode from the operator.
6358 (binary_shift_operator): Likewise.
6359 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
6360 a memory reference, check whether the reference is offsettable.
6361 (length_table): Add movb, movw and movl.
6362 (movqi): Add new h8sx pattern. Don't force one operand to be a
6363 register when generating h8sx code.
6364 (movhi, movsi, movsf): Likewise.
6365 (movstrictqi): Use the length_table attribute.
6366 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
6367 (addqi3): Split into a define_expand and define_insn. Don't accept
6368 memory operands in the expander. Use h8300_operands_match_p to
6369 check for matching operands in the define_insn.
6370 (subqi3, negqi2, one_cmplqi2): Likewise.
6371 (add[hs]i3): Don't accept memory operands in the expander. Likewise
6372 in any patterns that are unused in h8sx code. In the h8sx patterns,
6373 use h8300_operands_match_p to check whether operands match.
6374 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
6375 one_cmpl[hs]i3): Likewise.
6376 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
6378 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
6379 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
6380 (h8300_insn_length_from_table): Add a second parameter.
6381 (output_h8sx_shift): Declare.
6382 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
6383 (EXTRA_CONSTRAINT): Replace with...
6384 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
6385 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
6386 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
6387 and h8sx_binary_shift_operator.
6388 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
6390 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
6391 (bit_memory_operand, fix_bit_operand): Likewise.
6392 (h8300_length_table_for_insn): Remove.
6393 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
6395 (h8300_short_immediate_length, h8300_binary_length): New functions.
6396 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
6397 (output_plussi): Use sub to add negative constants.
6398 (compute_plussi_length): Adjust accordingly.
6399 (h8sx_single_shift_type): New enum.
6400 (h8sx_single_shift, h8sx_unary_shift_operator,
6401 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
6402 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
6403 single h8sx instruction. Return false in this case.
6404 * config/h8300/h8300.md (length_table): Add short_immediate.
6405 (length): Pass the operand array to h8300_insn_length_from_table.
6406 (adjust_length): Assume "no" for insns with a length_table attribute.
6407 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
6408 (*addhi3_h8300hs): Don't use for h8sx.
6409 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
6411 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
6412 1's predicate to nonimmediate_operand. Only skip default expansion
6413 if expand_a_shift or expand_a_rotate returns true. Add new patterns
6414 for single h8sx shift instructions.
6415 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
6416 * config/h8300/h8300.c (nibble_operand): Split out of...
6417 (reg_or_nibble_operand): ... this.
6418 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
6419 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
6420 umulhisi3): Introduce expand, and introduce separate insns for
6421 sign- or zero-extended REG and already-extended CONST_INT.
6422 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
6423 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
6424 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
6425 (subhi3): Likewise. Don't accept immediates for operand 1.
6426 Remove the early clobber from second alternative of the h8300s pattern.
6427 (subsi3): Generalize for h8sx. Force operand 2 into a register
6428 on plain h8300 targets.
6429 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
6430 (subsi3_h8300h): Generalize for h8sx.
6431 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
6432 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
6433 * config/h8300/h8300.c (reg_or_nibble_operand): New.
6434 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6435 (TARGET_H8300SXMUL): New.
6436 (CONST_OK_FOR_P): New.
6437 (CONST_OK_FOR_LETTER_P): Adjust.
6438 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
6439 umulhisi3): Accept 4-bit immediate on H8SX.
6440 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
6441 (udivsi3, divhi3, udivsi3, divsi3): New.
6442 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
6443 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
6444 * config/h8300/h8300.h (OK_FOR_Q): New macro.
6445 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
6446 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
6447 Add ADDRESSOF to the bit_operand entry.
6448 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
6449 (h8300_src_operand): Likewise.
6450 (bit_operand): Check nonimmediate_operand rather than general_operand.
6451 Accept any nonimmediate_operand in h8sx code.
6452 (h8300_and_costs): Initialize operands[1].
6453 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
6454 (h8300_operand_class): New enum.
6455 (h8300_length_table): New typedef.
6456 (addb_length_table, addw_length_table, addl_length_table,
6457 logicl_length_table): New tables.
6458 (logicb_length_table, logicw_length_table): New macros.
6459 (h8300_classify_operand, h8300_length_from_table,
6460 h8300_length_table_for_insn, h8300_unary_length,
6461 h8300_insn_length_from_table): New functions.
6462 (output_plussi): Only use adds and subs for register destinations.
6463 Disable redundant clause.
6464 (compute_plussi_cc): Likewise.
6465 (compute_plussi_length): Likewise. Use h8300_length_from_table
6466 to work out the length of an insn.
6467 (output_logical_op): Only use narrower immediate instructions
6468 if the destination is a register.
6469 (compute_logical_op_cc): Likewise.
6470 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
6471 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
6472 * config/h8300/h8300.md (length_table): New attribute.
6473 (length): When an instruction has a length_table attribute, use
6474 h8300_insn_length_from_table to calculate its default length.
6475 (cmpqi): Use h8300_dst_operand for the first operand and
6476 h8300_src_operand for the second.
6477 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
6478 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
6479 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
6480 iorsi3, xorhi3, xorsi3): Likewise.
6481 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
6482 so that it allows any combination of operands for TARGET_H8300SX.
6483 (iorqi3, xorqi3): Likewise.
6484 (cmpqi): Use the length_table attribute.
6485 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
6486 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6487 (cmpqi): Add 'Q' constraint.
6488 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
6489 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6490 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
6491 * config/h8300/h8300.h (MASK_H8300SX): New macro.
6492 (TARGET_H8300S): True for both -ms and -msx.
6493 (TARGET_H8300SX): New macro.
6494 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
6495 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
6496 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
6497 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
6499 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
6500 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
6501 16-bit pointers and 32-bit ints.
6502 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
6503 CONST_DOUBLE with mode no wider than SImode.
6504 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
6506 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
6507 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
6509 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6510 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
6511 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
6513 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6515 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
6517 2004-07-07 Per Bothner <per@bothner.com>
6519 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
6521 2004-07-07 Mike Stump <mrs@apple.com>
6523 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
6524 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
6525 (machopic_finish): Likewise.
6527 2004-07-07 Richard Henderson <rth@redhat.com>
6529 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
6530 through any value-preserving cast.
6532 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6534 * function.c (assign_parm_find_data_types): Call
6535 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
6537 2004-07-07 Steven Bosscher <stevenb@suse.de>
6539 * tree-cfg.c (group_case_labels): Remove case labels that have
6540 the same target as the default case.
6542 2004-07-07 Steven Bosscher <stevenb@suse.de>
6544 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
6545 regardless of DECL_LANG_SPECIFIC being present or not.
6546 * tree.h (DECL_NUM_STMTS): Purge.
6548 2004-07-07 Andrew Pinski <apinski@apple.com>
6550 * configure: Regenerate with the right autoconf.
6552 2004-07-07 David Edelsohn <edelsohn@gnu.org>
6554 * ifcvt.c (total_bb_rtx_cost): New function.
6555 (find_if_case_1): Compare rtx_cost of basic block to cost of
6557 (find_if_case_2): Same.
6559 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6562 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
6563 (output_return): Likewise.
6564 (output_sibcall): Abort if !flag_delayed_branch.
6565 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
6566 (emit_and_preserve): New function.
6567 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
6568 indirect jump to the thunked-to function if !flag_delayed_branch.
6569 * config/sparc/sparc.md (delayed_branch): New attribute.
6570 (load_pcrel_sym): Honor flag_delayed_branch. Use above
6571 attribute to compute the length of the insn.
6572 (goto_handler_and_restore): Likewise.
6574 2004-07-07 Andrew Pinski <apinski@apple.com>
6576 PR tree-optimization/15777
6577 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
6579 * expr.c (expand_expr_real_1): Fix formating.
6580 BUFFER_REF and IN_EXPR are dead.
6581 * fold-const.c (non_lvalue): BUFFER_REF is dead.
6582 * tree-inline.c (estimate_num_insns_1): Likewise.
6583 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
6584 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
6585 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
6587 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
6589 * collect2.c (dump_file): Don't call cplus_demangle if
6590 HAVE_LD_DEMANGLE is defined.
6591 (main): Pass "--demangle" to ld if no_demangle is not 0 and
6592 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
6593 if HAVE_LD_DEMANGLE is defined.
6595 * configure.ac (--with-demangler-in-ld): Added
6596 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
6597 --with-demangler-in-ld is used.
6598 * config.in: Regenerated.
6599 * configure: Likewise.
6601 2004-07-07 Roger Sayle <roger@eyesopen.com>
6603 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
6604 for simple floating point operations "fp", double precision
6605 multiplication "dmul", and single and double precision division
6606 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
6607 (ppc630_cost): New table split from ppc620_cost, to distinguish
6608 differences in floating point latencies.
6609 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
6610 (rs6000_rtx_costs): Add support for single and double precision
6611 floating point addition, subtraction, multiplication, division,
6612 fused-multiply-add, fused-multiply-sub, negation, absolute value
6613 and negative absolute value. Tweak MEM case to use prefered idiom.
6615 2004-07-07 Richard Henderson <rth@redhat.com>
6617 * tree-flow-inline.h (may_propagate_copy): Move...
6618 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
6619 attempt to copy between types requiring conversion.
6620 * tree-flow.h (may_propagate_copy): Update decl.
6621 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
6623 2004-07-07 Jakub Jelinek <jakub@redhat.com>
6625 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
6626 from -mtune= option.
6628 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6630 * builtins.c: Rename movstr*, except for movstrict*, to
6631 movmem* and clrstr* to clrmem*.
6634 * genopinit.c: Likewise.
6635 * integrate.c: Likewise.
6636 * local-alloc.c: Likewise.
6637 * optabs.c: Likewise.
6638 * optabs.h: Likewise.
6639 * config/alpha/alpha.h: Likewise.
6640 * config/alpha/alpha.md: Likewise.
6641 * config/arm/arm-protos.h: Likewise.
6642 * config/arm/arm.c: Likewise.
6643 * config/arm/arm.md: Likewise.
6644 * config/avr/avr.md: Likewise.
6645 * config/c4x/c4x.c: Likewise.
6646 * config/c4x/c4x.md: Likewise.
6647 * config/frv/frv.md: Likewise.
6648 * config/i386/i386-protos.h: Likewise.
6649 * config/i386/i386.c: Likewise.
6650 * config/i386/i386.h: Likewise.
6651 * config/i386/i386.md: Likewise.
6652 * config/i860/i860.c: Likewise.
6653 * config/i860/i860.md: Likewise.
6654 * config/ip2k/ip2k.md: Likewise.
6655 * config/ip2k/libgcc.S: Likewise.
6656 * config/ip2k/t-ip2k: Likewise.
6657 * config/m32r/m32r.c: Likewise.
6658 * config/m32r/m32r.md: Likewise.
6659 * config/mcore/mcore.md: Likewise.
6660 * config/mips/mips.c: Likewise.
6661 * config/mips/mips.md: Likewise.
6662 * config/ns32k/ns32k.c: Likewise.
6663 * config/ns32k/ns32k.h: Likewise.
6664 * config/ns32k/ns32k.md: Likewise.
6665 * config/pa/pa.c: Likewise.
6666 * config/pa/pa.md: Likewise.
6667 * config/pdp11/pdp11.h: Likewise.
6668 * config/pdp11/pdp11.md: Likewise.
6669 * config/rs6000/rs6000.c: Likewise.
6670 * config/rs6000/rs6000.md: Likewise.
6671 * config/s390/s390-protos.h: Likewise.
6672 * config/s390/s390.c: Likewise.
6673 * config/s390/s390.md: Likewise.
6674 * config/sh/lib1funcs.asm: Likewise.
6675 * config/sh/sh.c: Likewise.
6676 * config/sh/sh.md: Likewise.
6677 * config/sh/t-sh: Likewise.
6678 * config/sparc/sparc.h: Likewise.
6679 * config/vax/vax.md: Likewise.
6680 * config/xtensa/xtensa.c: Likewise.
6681 * config/xtensa/xtensa.md: Likewise.
6682 * doc/invoke.texi: Likewise.
6683 * doc/md.texi: Likewise.
6684 * doc/rtl.texi: Likewise.
6686 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6689 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6690 * config/mips/mips.c (mips_declare_common_object): New function,
6691 mostly split out from...
6692 (mips_output_aligned_decl_common): ...here.
6693 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6694 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6695 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6696 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6698 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6701 * function.c (assign_parms): Fix typo from previous change.
6703 2004-07-07 Jason Merrill <jason@redhat.com>
6706 * doc/extend.texi (C++ Interface): Correct information and
6709 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6714 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6717 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6720 * config/m32r/m32r.c (m32r_function_symbol): New function:
6721 Generate a symbol name RTX with the correct m32r specific flags
6723 (block_move_call): Use new function to generate correct symbol.
6724 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6725 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6728 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6730 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6731 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6732 TYPE_BINFO_BASETYPE): Remove.
6733 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6735 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6737 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6738 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6739 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6740 (struct tree_binfo): Rename base_types to base_binfos.
6741 * alias.c (record_component_aliases): Adjust BINFO macros.
6742 * dbxout.c (dbxout_type): Likewise.
6743 * dwarf2out.c (gen_member_die): Likewise.
6744 * sdbout.c (sdbout_one_type): Likewise.
6745 * tree-dump.c (deque_and_dump): Likewise.
6746 * config/i386/i386.c (classify_argument,
6747 contains_128bit_aligned_vector_p): Likewise.
6749 2004-07-07 Nick Clifton <nickc@redhat.com>
6751 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6752 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6754 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6756 * vec.h: Fix the example use.
6758 2004-07-06 Richard Henderson <rth@redhat.com>
6760 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6761 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6762 * tree-inline.c (copy_body_r, setup_one_parameter,
6763 initialize_inlined_parameters, expand_call_inline,
6764 declare_inline_vars): Don't check it.
6765 (expand_calls_inline): Remove old version, rename new version
6766 from gimple_expand_calls_inline.
6767 * tree-optimize.c (execute_gimple): Remove.
6768 (pass_gimple): Don't run anything.
6770 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6772 * doc/sourcebuild.texi: Use semicolons instead of commas in
6775 2004-07-06 Richard Henderson <rth@redhat.com>
6777 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6778 (sra_walk_modify_expr, scan_init): Likewise.
6779 (generate_element_zero): Check visited before scanning children.
6780 (generate_element_init): Set visited on error.
6781 (scalarize_init): Handle generate_element_init failure similar
6784 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6786 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6787 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6789 2004-07-06 Richard Henderson <rth@redhat.com>
6791 * config/i386/i386.c (legitimize_pic_address): Make static.
6792 (legitimize_address): Handle CONST with TLS operand.
6793 (ix86_expand_move): Don't call legitimize_pic_address directly.
6794 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6796 2004-07-06 Roger Sayle <roger@eyesopen.com>
6798 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6799 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6800 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6801 is currently executed unconditionally, i.e. not in "else_bb".
6803 2004-07-06 Steven Bosscher <stevenb@suse.de>
6805 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6806 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6807 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6808 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6809 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6810 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6811 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6812 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6813 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6814 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6815 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6816 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6817 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6818 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6819 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6820 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6822 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6824 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6825 * expr.c (expand_expr_real_1): Ditto.
6826 * tree-inline.c (estimate_num_insns_1): Ditto.
6827 * tree-pretty-print.c (dump_generic_node): Ditto.
6831 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6833 * tree-ssa-pre.c (reference_node_pool): New pool.
6834 (find_or_generate_expression): Class 'r' is okay too.
6835 (create_value_expr_from): Ditto.
6836 (add_to_sets): LHS should not include vuses.
6838 (compute_avail): Reverse ordering of tests.
6839 Valuize INDIRECT_REF as well.
6841 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6843 PR rtl-optimization/16380
6844 * loop.c (check_dbra_loop): Sink comparison instructions if they
6845 do something other than set cc0.
6847 2004-07-06 James E Wilson <wilson@specifixinc.com>
6849 * doc/interface.texi (longjmp and automatic variables): Delete
6850 paragraph recommending taking the address of a variable.
6852 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6854 * vec.h (VEC_embedded_alloc): Remove.
6855 (VEC_embedded_size, VEC_embedded_init): New.
6856 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6858 (VEC_truncate): New.
6859 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6860 (vec_embedded_alloc): Remove.
6861 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6862 (vec_embedded_alloc): Remove.
6864 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6866 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6867 (gt-langhooks.h): Remove.
6869 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6871 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6873 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6875 * config/sparc/sparc.c (get_pc_symbol): Rename into
6876 add_pc_to_pic_symbol.
6877 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6878 (load_pic_register): Account for previous changes.
6879 Use reg_names. Don't create the label twice.
6880 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6881 UNSPEC_LOAD_PCREL_SYM.
6882 (get_pc): Rename into load_pcrel_sym. Add predicate to
6883 operands. Remove condition.
6885 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6887 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6888 RECORD, UNION & QUAL_UNION is actually a binfo.
6890 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6891 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6892 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6893 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6894 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6895 (gen_inheritance_die): Likewise.
6896 * tree-dump.c (deque_and_dump): Likewise.
6897 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6899 2004-07-06 Steven Bosscher <stevenb@suse.de>
6901 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6903 * config/mcore/mcore.md: Model memory latency with a simple DFA
6904 pipeline description instead of a define_function_unit.
6906 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6908 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6909 * langhooks.h (var_mod_type_p): Likewise.
6910 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6911 * expr.c (count_type_elements): Properly handle return from
6912 array_type_nelts and properly test for overflow.
6913 * gimplify.c (gimplify_init_constructor): Properly handle return
6914 from array_type_nelts.
6915 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6916 * integrate.c (copy_decl_for_inlining): Correct comments.
6917 * tree-inline.c (remap_decl): Update comments, remove dead code,
6918 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6919 (remap_type): Only remap if variably modified by vars in function
6921 (copy_body_r): Use compatible_type langhooks to see when can fold.
6922 (setup_one_parameter): Don't remap type.
6923 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6924 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6925 compute TREE_INVARIANT for decl case.
6926 (find_var_from_fn): New function.
6927 (variably_modified_type_p): Add arg and call new function.
6928 * tree.h (variably_modified_type_p): Add extra arg.
6930 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6932 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6933 (goto_handler_and_restore_v9): Delete disabled insn.
6934 (goto_handler_and_restore_v9_sp64): Likewise.
6936 2004-07-05 Roger Sayle <roger@eyesopen.com>
6938 * calls.c (load_register_parameters): Call expand_shift instead
6939 of expand_binop with ashl_optab (or other shift optab) directly.
6940 * expr.c (emit_group_load, emit_group_store): Likewise.
6941 * function.c (assign_parm_setup_block): Likewise.
6942 * stmt.c (shift_return_value): Likewise.
6944 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6946 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6948 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6950 * doc/sourcebuild.texi: Revert previous patch.
6952 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6954 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6955 TARGET_MEM_FUNCTIONS.
6956 * system.h: Poison TARGET_MEM_FUNCTIONS.
6957 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6958 bcmp_libfunc, bzero_libfunc): Remove.
6959 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6961 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6962 * doc/standards.texi: Don't mention calling BSD string functions.
6963 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6964 * config/vax/t-memfuncs: New.
6965 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6966 config/memset.c: New.
6967 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6968 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6970 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6971 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6972 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6973 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6974 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6975 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6976 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6977 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6978 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6979 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6981 2004-07-05 Richard Henderson <rth@redhat.com>
6983 * function.c (assign_parm_setup_reg): Properly rename variables in
6984 FUNCTION_ARG_CALLEE_COPIES section.
6986 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6988 * tree-mudflap.c: Include cgraph.h.
6989 (mf_init_extern_trees): Rename to mudflap_init. Export.
6990 Rewrite to create synthetic declarations instead of looking
6991 up declarations from mf-runtime.h.
6992 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6993 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6995 (execute_mudflap_function_decls, mudflap_register_call):
6996 Don't call mf_init_extern_trees.
6997 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6999 * tree-mudflap.h: Update prototypes.
7000 * c-mudflap.c: Delete file.
7001 * c-common.c: Include tree-mudflap.h.
7002 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
7003 * Makefile.in: Remove all references to c-mudflap.o.
7004 Update dependencies.
7006 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7008 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
7009 displacements with the spatial-locality cache-control completer.
7011 2004-07-05 Zack Weinberg <zack@codesourcery.com>
7013 * langhooks.c: Don't include gt-langhooks.h.
7014 (var_labelno): Delete.
7015 (lhd_set_decl_assembler_name): Do not append a distinguishing
7016 number to file-scope internal-linkage declarations for the first
7017 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
7018 the declaration itself (if at block scope), or its containing
7019 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
7022 * opts.c (cur_in_fname): New global.
7023 * opts.h: Declare it.
7024 * tree.c: Include opts.h.
7025 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
7026 DECL_UID equal to cur_in_fname.
7027 (copy_node_stat): Do not change DECL_UID when copying a
7028 TRANSLATION_UNIT_DECL.
7029 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
7030 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
7032 * c-decl.c (c_static_assembler_name): Delete.
7033 * c-tree.h (c_static_assembler_name): Delete prototype.
7034 * c-lang.c, objc/objc-lang.c: Don't override
7035 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
7037 * Makefile.in (tree.o): Update dependencies.
7038 (GTFILES): Remove langhooks.c.
7040 2004-07-05 Roger Sayle <roger@eyesopen.com>
7042 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
7043 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
7044 Normalize "X % C" as "X % -C" for signed modulus and negative C.
7045 Optimize "X % -Y" as "X % Y" for signed modulus.
7046 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
7047 into "((unsigned) X % Y) == 0".
7049 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7051 * sourcebuild.texi (Config Fragments): Use @comma{} in
7052 cross-reference to section title.
7054 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7056 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
7057 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
7058 (gimplify_target_expr, gimplify_expr): Likewise.
7059 (copy_if_shared_r): No longer need special case for BIND_EXPR.
7060 (unshare_body, unvisit_body): Only look at nested if BODY_P is
7062 (gimplify_compound_lval): See if we can strip any useless conversion.
7063 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
7065 (gimplify_modify_expr_to_memset): Likewise.
7066 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
7067 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
7068 (declare_inline_vars): Likewise.
7069 (walk_type_fields): New function.
7070 (walk_tree): Use it.
7071 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
7073 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
7074 (sra_walk_modify_expr): Allow init function to fail.
7075 (scan_init): Now returns bool.
7076 (generate_element_init): If can't understand INIT, return false.
7077 (scalarize_init): Return false if generate_element_init does.
7079 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
7082 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
7083 bounds if bounds aren't constant.
7085 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
7087 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
7088 to type hooks; remove bogus PARAMS.
7090 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
7092 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
7093 * dwarf2out.c (add_data_member_location_attribute): Check for
7095 * tree.c (tree_node_kinds): Add "binfos".
7096 (binfo_lang_slots): New.
7097 (make_node_stat): Add TREE_BINFO.
7098 (make_tree_binfo_stat): New.
7099 (tree_node_structure): Add TREE_BINFO.
7100 * tree.def (TREE_BINFO): New.
7101 * tree.h (REC_OR_UNION_CHECK): Rename to ...
7102 (RECORD_OR_UNION_CHECK): ... here.
7103 (NOT_RECORD_OR_UNION_CHECK): New.
7104 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
7105 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
7106 RECORD_OR_UNION_CHECK.
7107 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
7108 (TYPE_LANG_SLOT_1): New.
7109 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
7110 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
7111 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
7112 (BINFO_ELTS): Remove.
7113 (BINFO_LANG_SLOT): New.
7114 (struct tree_binfo): New.
7115 (binfo_lang_slots): Declare.
7116 (enum tree_node_structure_enum): Add TS_BINFO.
7117 (union tree_node): Add binfo.
7118 (make_tree_binfo_stat): Declare.
7119 (make_tree_binfo): New.
7120 (enum tree_node_kind): Add binfo_kind.
7122 * objc/objc-act.c (start_class, objc_declare_protocols,
7123 start_protocols): Use TYPE_LANG_SLOT_1.
7124 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
7126 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
7127 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
7128 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
7129 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
7131 2004-07-05 Steven Bosscher <stevenb@suse.de>
7133 * rtl.h (struct rtx_def): Remove the integrated flag.
7134 Use the return_val flag for MEM_SCALAR_P.
7135 Reshuffle and update flags in CLEAR_RTX_FLAGS.
7137 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
7140 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
7141 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
7144 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
7146 * var-tracking.c: Fix some comments.
7147 (frame_stack_adjust): New.
7148 (vt_stack_adjustments): Init stack_adjust of entry block to
7149 minus stack adjustment of function prologue.
7150 (adjust_stack_reference): Do not adjust if adjustment == 0.
7151 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
7152 (emit_notes_in_bb): Likewise.
7153 (vt_add_function_parameters): Do not adjust locations of
7155 (vt_initialize): Compute the stack adjustment of function
7156 prologue and offset the initial "location" of frame_base_decl
7157 from the stack pointer after prologue.
7159 2004-07-04 Richard Henderson <rth@redhat.com>
7161 * function.c (struct assign_parm_data_all): New.
7162 (struct assign_parm_data_one): New.
7163 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
7164 assign_parm_find_data_types, assign_parms_setup_varargs,
7165 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
7166 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
7167 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
7168 assign_parm_setup_block, assign_parm_setup_reg,
7169 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
7170 (assign_parms): ... here.
7172 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
7174 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
7175 now are bitmap_set_t's.
7176 (bitmap_insert_into_set): No point in inserting the value if
7178 (bitmap_set_contains): New function.
7179 (bitmap_set_replace_value): Add comment on why we do it
7181 (set_contains): Removed.
7182 (bitmap_set_subtract_from_value_set): New name of
7183 set_subtract now that it's arguments are two different
7186 (bitmap_find_leader): Change algorithm used.
7187 (find_or_generate_expression): Update use of functions for new
7189 (create_expression_by_pieces): Ditto.
7190 (insert_aux): Ditto.
7192 (add_to_sets): Ditto.
7194 (execute_pre): Ditto.
7195 (compute_avail): Ditto.
7196 Also ignore virtual phis.
7198 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7200 * combine.c (simplify_comparison): Fix comment typo.
7202 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7204 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
7205 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
7206 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
7207 (output_restore): Change parameter from 'insn' to 'pat'.
7208 (output_return): Adjust call to output_restore.
7209 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
7210 Adjust call to output_restore.
7212 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7214 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
7215 and assert system is bsd.
7217 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7219 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
7220 (TARGET_SWITCHES): Remove -mdebugc.
7221 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7222 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
7223 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
7224 (sle_[sd]i_reg): Delete.
7226 2004-07-04 Steven Bosscher <stevenb@suse.de>
7228 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7230 * config/iq2000/iq2000.md: Translate old pipeline description to an
7233 2004-07-04 Roger Sayle <roger@eyesopen.com>
7235 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
7236 Ensure the replacement rhs is valid gimple before performing
7237 the substitution. Return false if these sanity checks fail.
7238 (fold_stmt): Only set changed to true, if set_rhs returns true.
7239 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
7242 2004-07-04 Richard Henderson <rth@redhat.com>
7245 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
7247 2004-07-04 Mark Mitchell <mark@codesourcery.com>
7249 * configure.ac (ranlib_flags): New variable.
7250 * Makefile.in (RANLIB_FLAGS): New variable.
7251 (libbackend.a): Use it.
7252 * configure: Regenerated.
7254 2004-07-04 Roger Sayle <roger@eyesopen.com>
7256 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
7257 a "sign mask" instead of using ashr_optab directly.
7259 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7261 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
7262 * doc/cppopts.texi: Clarify processing of command-line defines.
7264 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
7266 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
7268 2004-07-04 Richard Henderson <rth@redhat.com>
7270 * rtl.def (ADDRESSOF): Remove.
7271 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
7272 (find_base_term, memrefs_conflict_p): Likewise.
7273 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
7274 (fold_rtx, cse_insn, set_live_p): Likewise.
7275 * dwarf2out.c (mem_loc_descriptor): Likewise.
7276 (add_location_or_const_value_attribute): Likewise.
7277 * emit-rtl.c (copy_insn_1): Likewise.
7278 * explow.c (memory_address): Likewise.
7279 * expmed.c (store_split_bit_field): Likewise.
7280 * expr.c (expand_expr_real_1): Likewise.
7281 * function.c (instantiate_decl
7282 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
7283 * genrecog.c (preds, validate_pattern): Likewise.
7284 * integrate.c (copy_rtx_and_substitute): Likewise.
7285 * recog.c (general_operand, register_operand): Likewise.
7286 (memory_address_p): Likwise.
7287 * reload1.c (eliminate_regs, elimination_effects): Likewise.
7288 * rtl.c (copy_rtx): Likewise.
7289 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
7290 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
7291 * rtlhooks.c (gen_lowpart_general): Likewise.
7292 * stmt.c (expand_asm_operands): Likewise.
7293 * web.c (entry_register, replace_ref, web_main): Likewise.
7294 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
7295 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
7296 * config/arm/arm.c (thumb_rtx_costs): Likewise.
7297 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
7298 * config/frv/frv.c (move_destination_operand, move_source_operand,
7299 condexec_dest_operand, condexec_source_operand,
7300 condexec_memory_operand): Likewise.
7301 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
7302 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
7303 (destination_xfmode_operand): Likewise.
7304 * config/mips/mips.h (PREDICATE_CODES): Likewise.
7305 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
7306 * config/s390/s390.c (general_s_operand): Likewise.
7307 * config/s390/s390.md (mov*): Likewise.
7308 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
7310 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
7311 * expr.c (expand_expr_real_1): Likewise.
7312 * stmt.c (expand_decl): Likewise.
7313 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7315 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
7316 postponed_insns, put_var_into_stack, put_reg_into_stack,
7317 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
7318 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
7319 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
7320 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
7321 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
7322 purge_bitfield_addressof_replacements, purge_addressof_replacements,
7323 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
7324 struct insns_for_mem_walk_info, insns_for_mem_walk,
7325 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
7326 setjmp_protect_args): Remove.
7327 (push_function_context_to): Don't handle var_refs_queue.
7328 (pop_function_context_from, free_after_compilation): Likewise.
7329 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
7330 (assign_parms, allocate_struct_function): Likewise.
7331 (use_register_for_decl): New.
7332 (expand_function_end): Don't setjmp_protect.
7333 * function.h (struct emit_status): Update commentary.
7334 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
7335 (max_parm_reg, parm_reg_stack_loc): Remove.
7336 * passes.c (DFI_addressof): Remove.
7337 (dump_file_info): Remove addressof.
7338 (rest_of_handle_addressof): Remove.
7339 (rest_of_compilation): Don't call it.
7340 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
7341 * stmt.c (expand_decl): Use use_register_for_decl.
7342 * tree.h: Update decls.
7343 * web.c (mark_addressof): Remove.
7344 * doc/invoke.texi (-dF): Remove.
7346 2004-07-03 Richard Henderson <rth@redhat.com>
7348 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
7349 instead of gen_mem_addressof.
7350 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
7351 TImode output register.
7353 2004-07-03 Richard Henderson <rth@redhat.com>
7355 PR tree-optimization/16341
7356 * tree-sra.c (sra_walk_function): Increment to next stmt before
7357 processing the current stmt.
7358 (sra_insert_after): Always use BSI_SAME_STMT.
7360 2004-07-03 Richard Henderson <rth@redhat.com>
7362 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
7365 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7367 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
7368 with tree_int_cst_equal.
7370 2004-07-03 Andreas Schwab <schwab@suse.de>
7372 * config/ia64/ia64.md: Define new attribute "empty".
7373 (prologue_use, nop_x, insn_group_barrier): Set it.
7375 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
7376 skip over "empty" insns.
7378 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7380 * tree-inline.c (initialize_inlined_parameters): Pass proper function
7381 context to gimplify_body.
7382 (walk_tree): Don't walk into types twice.
7383 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
7385 * tree-sra.c (generate_element_init): Remove any useless conversions.
7387 * gimplify.c (gimplify_conversion): Remove stripping useless
7388 conversions from here.
7389 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
7390 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
7391 Unshare before substituting PLACEHOLDER_EXPR.
7392 (gimplify_modify_expr_to_memset): Likewise.
7393 Pass address of TO to memset, not TO itself.
7394 (gimplify_init_constructor): Make copy of OBJECT so we have it each
7395 time we make an expression (to match a PLACEHOLDER_EXPR).
7397 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
7398 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7399 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
7400 * tree-ssa-dom.c (local_fold): Likewise.
7402 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
7403 * langhooks.h (strct lang_hooks): New field type_max_size.
7404 * function.c (assign_temp): Call it.
7406 2004-07-03 Steven Bosscher <stevenb@suse.de>
7408 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
7409 * config/sh/sh.md: Convert the SH1 pipeline description to
7412 2004-07-02 Zack Weinberg <zack@codesourcery.com>
7414 * c-decl.c (struct c_binding): Remove contour field; add
7415 depth, invisible, nested fields.
7416 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
7417 (B_IN_EXTERNAL_SCOPE): New convenience macros.
7418 (bind): Add invisible and nested arguments. Initialize
7419 new fields of struct c_binding; adjust loop scanning for
7421 (free_binding_and_advance): Clear structure with memset.
7422 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
7423 in file scope, even if it's in external scope too.
7424 (pushdecl): Adjust to match. Create invisible file-scope
7425 declarations for block-scope forward declarations of static functions.
7426 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
7427 (undeclared_variable, lookup_label, declare_label, define_label)
7428 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
7429 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
7430 (store_parm_decls_oldstyle): Adjust to match.
7431 (diagnose_mismatched_decls): Correct handling of linkage clashes.
7432 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
7434 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
7435 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
7437 2004-07-02 Richard Henderson <rth@redhat.com>
7439 * c-decl.c (grokdeclarator): Don't frob current_function_decl
7440 around variable_size.
7441 (set_decl_nonlocal): Remove.
7442 (store_parm_decls): Add stmts for pending sizes.
7443 * calls.c (calls_function, calls_function_1): Remove.
7444 (precompute_arguments): Don't call it.
7445 * cfgexpand.c (set_save_expr_context): Remove.
7446 (tree_expand_cfg): Don't call it.
7447 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
7448 (dwarf2out_finish): Likewise.
7449 * expr.c (emit_block_move): Adjust addresses to BLKmode.
7450 (store_constructor): Don't pre-evaluate SAVE_EXPR.
7451 (safe_from_p): Don't queue SAVE_EXPRs.
7452 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
7453 or build plain VAR_DECLs.
7454 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
7456 (fold_checksum_tree): Don't special-case SAVE_EXPR.
7457 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
7458 (put_var_into_stack): Don't handle SAVE_EXPR.
7459 (gen_mem_addressof): Likewise.
7460 * function.h (struct function): Remove x_save_expr_regs.
7461 (save_expr_regs): Remove.
7462 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
7463 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
7464 * stor-layout.c (variable_size): Don't set it.
7465 (force_type_save_exprs, force_type_save_exprs_1): Remove.
7466 * tree-inline.c (remap_save_expr): Remove fn argument. Update
7467 all callers. Don't set SAVE_EXPR_CONTEXT.
7468 * tree-inline.h (remap_save_expr): Update decl.
7469 * tree.c (save_expr): Update build size.
7470 (first_rtl_op): Don't handle SAVE_EXPR.
7471 (unsave_expr_1, contains_placeholder_p): Likewise.
7472 (decl_function_context): Likewise.
7473 * tree.def (SAVE_EXPR): Remove args 1 and 2.
7474 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
7475 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
7477 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7479 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
7480 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
7481 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
7482 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
7483 some first-person references and patronizing comments. Based on
7485 * doc/invoke.texi: Don't reference fortran@gnu.org.
7486 * doc/trouble.texi (Warning when a non-void function value is
7487 ignored): Rewrite. From Russ Allbery and Chris Devers.
7489 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
7491 * tree-ssa-pre.c (bitmap_set_t): New.
7492 (bb_value_sets): avail_out is now a bitmap_set_t.
7493 (bitmap_find_leader): New function.
7494 (bitmap_value_insert_into_set): Ditto.
7495 (bitmap_set_copy): Ditto.
7496 (bitmap_value_replace_in_set): Ditto.
7497 (bitmap_set_contains_value): Ditto.
7498 (bitmap_set_new): Ditto.
7499 (bitmap_set_pool): New pool.
7500 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
7501 (insert_aux): Ditto.
7502 (add_to_sets): Ditto.
7503 (compute_avail): Ditto
7507 (execute_pre): Ditto.
7509 2004-07-02 Roger Sayle <roger@eyesopen.com>
7511 * config/rs6000/rs6000.c (struct processor_costs): New structure
7512 used to hold instruction latencies/sizes for processor types.
7513 (rs6000_cost): New global variable pointing to current CPU's costs.
7514 (rs6000_override_options): Initialize rs6000_cost to point to the
7515 appropriate cost table based upon rs6000_cpu and optimize_size.
7516 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
7519 2004-07-02 Richard Henderson <rth@redhat.com>
7521 * expmed.c (make_tree): Don't use SET_DECL_RTL.
7523 2004-07-02 Steven Bosscher <stevenb@suse.de>
7525 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
7527 2004-07-01 Richard Henderson <rth@redhat.com>
7529 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
7530 (alpha_gp_save_rtx): Use assign_stack_local instead of
7533 2004-07-01 Richard Henderson <rth@redhat.com>
7535 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
7536 (alpha_rtx_cost_data): Update to match.
7537 (alpha_rtx_cost_size): New.
7538 (alpha_rtx_costs): Honor optimize_size.
7540 2004-07-01 Richard Henderson <rth@redhat.com>
7542 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
7543 * cfgexpand.c (tree_expand_cfg): Do it here.
7544 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
7545 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
7546 * config/mips/mips.c (mips_output_mi_thunk): And here.
7547 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
7548 * config/sh/sh.c (sh_output_mi_thunk): And here.
7549 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
7551 2004-07-01 Richard Henderson <rth@redhat.com>
7553 * tree.def (RTL_EXPR): Remove.
7554 * c-typeck.c (lvalue_p): Don't handle it.
7555 * expr.c (safe_from_p): Likewise.
7556 (expand_expr_real_1): Likewise.
7557 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
7558 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
7559 * gengtype.c (adjust_field_tree_exp): Likewise.
7560 * stmt.c (warn_if_unused_value): Likewise.
7561 * tree-gimple.c (recalculate_side_effects): Likewise.
7562 * tree-pretty-print.c (dump_generic_node): Likewise.
7563 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
7564 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
7565 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
7567 * stmt.c (struct stmt_status): Remove x_last_expr_type,
7568 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
7569 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
7570 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
7571 all the bits that tracked last_expr.
7572 (expand_end_bindings): Don't track last_expr.
7573 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
7574 (clear_last_expr): Remove.
7575 (expand_asm): Don't call it.
7576 (expand_asm_operands, expand_end_cond): Likewise.
7577 (expand_naked_return, expand_null_return_1): Likewise.
7578 * c-typeck.c (c_begin_compound_stmt): Likewise.
7579 * cfgexpand.c (expand_block): Use expand_expr_stmt.
7580 * expr.c (expand_expr_real_1): Likewise.
7581 * tree.h: Update prototypes.
7583 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
7584 (struct emit_status): Remove sequence_rtl_expr.
7585 (struct function): Remove x_rtl_expr_chain.
7586 (seq_rtl_expr, rtl_expr_chain): Remove.
7587 * function.c (struct temp_slot): Remove rtl_expr.
7588 (assign_stack_temp_for_type): Don't set it.
7589 (free_temp_slots, pop_temp_slots): Don't check it.
7590 (free_after_compilation): Don't clear x_rtl_expr_chain.
7591 (fixup_var_refs): Don't search it.
7592 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
7593 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
7595 (push_topmost_sequence): Likewise.
7596 (end_sequence, init_emit): Likewise.
7597 (start_sequence_for_rtl_expr): Remove.
7598 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
7599 * rtl.h (preserve_rtl_expr_result): Remove.
7601 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
7603 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
7604 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
7607 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7609 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
7610 (STANDARD_STARTFILE_PREFIX_2): Define.
7611 (standard_startfile_prefix_1): Initialize to
7612 STANDARD_STARTFILE_PREFIX_1.
7613 (standard_startfile_prefix_2): Initialize to
7614 STANDARD_STARTFILE_PREFIX_2.
7615 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
7616 (STANDARD_STARTFILE_PREFIX_1): Define.
7617 (STANDARD_STARTFILE_PREFIX_2): Define.
7618 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
7619 (STANDARD_STARTFILE_PREFIX_2): Document.
7621 2004-07-01 Richard Henderson <rth@redhat.com>
7623 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
7624 in order to disable scalarization. Instead set a flag and wait
7625 for a candidate decl.
7627 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7629 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
7630 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
7631 Use terminology "testsuite" and "enumerated".
7633 2004-07-01 Richard Henderson <rth@redhat.com>
7635 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
7636 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
7637 (initial_return_save): Likewise.
7638 (flush_queued_reg_saves): Remap register numbers.
7639 (dwarf2out_return_reg): Likewise.
7641 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7643 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7645 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7646 access functions for lower bound and element size and only output
7647 if lower bound nonzero or element size not same as that of type.
7648 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7650 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7652 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7654 2004-07-01 Per Bothner <per@bothner.com>
7656 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7658 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7660 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7661 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7662 first operand. Don't optimize if the bitfield is volatile.
7664 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7666 * c-pretty-print.c (pp_c_postfix_expression): Handle
7667 floating-point comparison operators.
7668 (pp_c_expression): Pass floating-point comparison
7669 operators to pp_c_postfix_expression.
7671 2004-07-01 Roger Sayle <roger@eyesopen.com>
7673 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7674 rtx_cost instead of "had_mult" to determine whether the transformed
7675 expression is cheaper than the original.
7677 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7679 * alias.c (get_alias_set, canon_rtx, get_addr,
7680 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7682 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7683 expand_builtin): Likewise.
7684 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7686 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7687 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7688 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7689 record_dead_and_set_regs_1, get_last_value_validate,
7690 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7691 * cse.c (check_dependence, canon_hash, equiv_constant,
7692 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7693 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7694 count_reg_usage): Likewise.
7695 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7696 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7697 cselib_record_sets): Likewise.
7698 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7699 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7700 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7701 * df.c (df_uses_record): Likewise.
7702 * dojump (do_jump): Likewise.
7703 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7704 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7705 decl_start_label): Likewise.
7706 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7707 operand_subword, change_address_1, make_safe_from): Likewise.
7708 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7709 stabilize, force_not_mem): Likewise.
7710 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7711 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7712 * expr.c (convert_move, convert_modes, emit_block_move,
7713 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7714 emit_move_insn_1, expand_assignment, store_expr,
7715 store_constructor_field, store_constructor, store_field,
7716 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7718 * final.c (cleanup_subreg_operands, alter_subreg,
7719 get_mem_expr_from_op): Likewise.
7720 * flow.c (notice_stack_pointer_modification_1,
7721 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7723 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7724 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7725 optimize_bit_field, flush_addressof, purge_addressof_1,
7726 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7727 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7728 keep_stack_depressed): Likewise.
7729 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7730 noce_process_if_block, find_memory): Likewise.
7731 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7732 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7733 update_equiv_regs): Likewise.
7734 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7735 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7736 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7737 * passes.c (rest_of_handle_final): Likewise.
7738 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7739 move2add_note_store): Likewise.
7740 * ra-build.c (detect_remat_webs): Likewise.
7741 * ra-debug.c (dump_static_insn_cost): Likewise.
7742 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7743 * recog.c (validate_change, apply_change_group, cancel_changes,
7744 validate_replace_rtx_1, general_operand, register_operand,
7745 nonmemory_operand, push_operand, pop_operand, memory_operand,
7746 indirect_operand, asm_operand_ok, offsettable_memref_p,
7747 offsettable_nonstrict_memref_p, constrain_operands,
7748 store_data_bypass_p): Likewise.
7749 * reg-stack.c (subst_stack_regs_pat): Likewise.
7750 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7751 copy_cost, reg_scan_mark_refs): Likewise.
7752 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7753 combine_stack_adjustments_for_block): Likewise.
7754 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7755 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7756 find_reloads, find_reloads_address, find_reloads_address_1,
7757 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7758 find_equiv_reg): Likewise.
7759 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7760 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7761 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7762 delete_address_reloads): Likewise.
7763 * resource.c (mark_referenced_resources): Likewise.
7764 * rtlanal.c (get_jump_table_offset, count_occurrences,
7765 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7766 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7767 num_sign_bit_copies1): Likewise.
7768 * rtlhooks.c (gen_lowpart_general): Likewise.
7769 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7770 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7771 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7772 sdbout_global_decl): Likewise.
7773 * simplify-rtx.c (simplify_subreg): Likewise.
7774 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7775 expand_anon_union_decl, expand_end_case_type): Likewise.
7776 * unroll.c (calculate_giv_inc): Likewise.
7777 * var-tracking.c (stack_adjust_offset_pre_post,
7778 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7779 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7780 vt_add_function_parameters): Likewise.
7781 * varasm.c (make_var_volatile, notice_global_symbol,
7782 assemble_external, decode_addr_const, mark_weak,
7783 default_encode_section_info): Likewise.
7785 2004-07-01 Steven Bosscher <stevenb@suse.de>
7787 * stmt.c (check_seenlabel): Remove.
7788 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7790 2004-07-01 Richard Henderson <rth@redhat.com>
7792 * function.h (struct function): Remove x_function_call_count.
7793 (function_call_count): Remove.
7794 * calls.c (expand_call): Don't set it.
7795 * integrate.c (copy_rtx_and_substitute): Likewise.
7797 * function.h (struct function): Remove x_cleanup_label.
7798 (cleanup_label): Remove.
7799 * stmt.c (expand_value_return): Don't use it.
7800 * function.c (free_after_compilation): Don't set it.
7801 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7802 * cfgexpand.c (tree_expand_cfg): Update call.
7803 * tree.h (expand_function_start): Update decl.
7805 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7808 * c-lang.c (c_initialize_diagnostics): Move from here ...
7809 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7810 (c_tree_printer): Use pretty-printer to format %T.
7811 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7812 before '*' if not C++.
7813 (pp_c_direct_abstract_declarator): Don't try to print array upper
7814 bound for flexible array members.
7815 * c-tree.h: Include "diagnostic.h".
7816 (c_initialize_diagnostics): Declare.
7817 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7818 * c-format.c (format_type_warning): New function. Improve
7819 diagnostics for incorrect format argument types.
7820 (check_format_types): Use it. Add two parameters. Use the
7821 TYPE_MAIN_VARIANT of wanted_type.
7822 (check_format_info_main): Pass new parameters to
7824 (struct format_wanted_type): Update comment.
7826 2004-07-01 Nick Clifton <nickc@redhat.com>
7828 * target.h (struct gcc_target): Add new field to struct cxx:
7829 import_export_class.
7830 * target-def.h (TARGET_CXX): Initialise the new field.
7831 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7833 * doc/tm.texi: Document the new target hook.
7835 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7837 * builtins.c (fold_builtin_classify): Fix typo.
7839 2004-07-01 Richard Henderson <rth@redhat.com>
7841 * function.c (identify_blocks, identify_blocks_1): Remove.
7842 * function.h (identify_blocks): Remove.
7843 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7845 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7847 * builtins.c (fold_builtin_classify): New.
7848 (fold_builtin_unordered_cmp): Fix commentary.
7849 (fold_builtin): Use it.
7850 * builtins.def: Define builtins for isnan,
7851 isnanf, isnanl, finite, finitef, finitel,
7852 isinf, isinff, isinfl.
7854 2004-07-01 Richard Henderson <rth@redhat.com>
7856 * function.h (struct function): Remove dont_emit_block_notes.
7857 * gimple-low.c (lower_function_body): Don't set it.
7858 * cfgexpand.c (expand_block): Don't check it.
7859 * cfglayout.c (insn_locators_initialize): Likewise.
7860 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7861 * passes.c (rest_of_compilation): Likewise.
7862 * stmt.c (expand_start_bindings_and_block): Likewise.
7863 (expand_end_bindings): Likewise.
7865 2004-07-01 Richard Henderson <rth@redhat.com>
7867 * cgraph.h (cgraph_build_static_cdtor): Declare.
7868 * cgraphunit.c (cgraph_build_static_cdtor): New.
7869 * c-objc-common.c (build_cdtor): Use it.
7870 * coverage.c (create_coverage): Likewise.
7871 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7872 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7874 See ChangeLog.11 for earlier changes.