1 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3 * integrate.c (get_func_hard_reg_initial_val): Delete.
4 (has_func_hard_reg_initial_val): Delete.
5 (get_hard_reg_initial_val): Inline the old implementation of
6 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
7 instead of has_func_hard_reg_initial_val to test for an existing
8 pseudo. Only create an rtx if a new initial value entry is needed.
9 (has_hard_reg_initial_val): Scan the initial value list directly.
12 2005-05-07 David Edelsohn <edelsohn@gnu.org>
14 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
16 * config.in (HAVE_AS_POPCNTB): New.
17 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
18 (HAVE_AS_POPCNTB): New.
19 * configure: Regenerated.
20 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
21 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
22 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
23 and rs6000_sched_costly_dep.
24 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
25 (TARGET_XL_COMPAT): Delete.
26 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
27 (popcount<mode>2): New.
28 (popcntb<mode>2): New.
29 * config/rs6000/rs6000.opt (mpopcntb): New.
31 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
32 if variable name exists.
34 2005-05-07 Matt Kraai <kraai@ftbfs.org>
36 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
38 2005-05-07 Richard Henderson <rth@redhat.com>
41 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
42 with constant offsets.
44 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
46 * config/v850/v850.c (print_operand): Use gcc_assert and
47 gcc_unreachable, as appropriate.
48 (print_operand_address, v850_handle_data_area_attribute,
49 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
50 v850_insert_attributes, construct_prepare_instruction): Likewise.
51 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
52 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
54 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
56 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
57 config/rs6000/rs6000.h: Fix comment typos.
59 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
61 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
62 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
63 (mips_scalar_mode_supported_p): Delete.
65 2005-05-06 Eric Christopher <echristo@redhat.com>
67 * config/mips/mips.opt: Remove -mint64 option.
68 * config/mips/mips.c (override_options): Remove -mint64
70 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
71 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
72 64-bit integer handling.
73 * doc/invoke.texi (Option Summary): Remove -mint64 for
76 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
78 PR tree-optimization/19401
79 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
80 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
81 (estimated_unrolled_size): New function.
82 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
83 tree_unroll_loops_completely): Always unroll loops if the code size
85 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
86 loops should be unrolled completely.
87 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
89 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
91 PR rtl-optimization/21254
92 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
93 assumptions for loops that otherwise do not roll.
94 (find_simple_exit): Prefer # of iterations that is guaranteed
96 * loop-unroll.c (decide_peel_once_rolling,
97 decide_peel_completely): Check whether the loop is infinite.
99 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
101 * config/rs6000/sysv4.opt: Fix typo.
103 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
104 Jakub Jelinek <jakub@redhat.com>
107 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
108 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
109 Don't use rep; movs{l,q} if the repetition count is really small,
110 instead use a sequence of movs{l,q} instructions.
112 2005-05-06 Jeff Law <law@redhat.com>
114 PR tree-optimization/21380
115 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
116 thread through a block with no preds.
118 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
120 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
121 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
122 add_call_read_ops): Use VEC instead of VARRAY.
124 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
126 * config/mcore/mcore.c (mcore_print_operand_address): Use
127 gcc_assert and gcc_unreachable as appropriate.
128 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
129 mcore_output_andn, output_inline_const, mcore_output_move,
130 mcore_output_movedouble, mcore_expand_block_move,
131 layout_mcore_frame, mcore_initial_elimination_offset,
132 mcore_expand_prolog, mcore_mark_dllexport,
133 mcore_mark_dllimport): Likewise.
134 * config/mcore/mcore.h (switch_to_section): Likewise.
135 * config/mcore/mcore.md: Likewise.
137 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
139 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
140 TARGET_PROFILE_KERNEL.
142 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
143 TARGET_PROFILE_KERNEL use.
145 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
147 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
148 and gcc_unreachable, as appropriate.
149 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
150 m32r_expand_prologue, m32r_output_function_epilogue,
151 m32r_legitimize_pic_address, m32r_print_operand_address,
152 emit_cond_move, m32r_function_symbol,
153 m32r_output_block_move): Likewise.
154 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
155 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
156 *rev_zero_branch_insn): Likewise.
158 2005-05-06 Jakub Jelinek <jakub@redhat.com>
161 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
162 if both NEWDECL and OLDDECL are already weak.
164 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
166 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
168 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
169 Kaz Kojima <kkojima@gcc.gnu.org>
171 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
174 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
175 David Edelsohn <edelsohn@gnu.org>
177 * config.gcc: Add .opt magic for the rs6000 ports.
179 * doc/invoke.texi: Document -mabi= option properly. Document
180 -misel and -mno-sel. Document -mspe and -mno-spe. Document
181 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
184 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
185 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
188 * config/rs6000/aix.opt: New.
189 * config/rs6000/aix41.opt: New.
190 * config/rs6000/aix64.opt: New.
191 * config/rs6000/darwin.opt: New.
192 * config/rs6000/linux64.opt: New.
193 * config/rs6000/rs6000.opt: New.
194 * config/rs6000/sysv4.opt: New.
196 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
197 associated TARGET_*. Remove SUBTARGET_OPTIONS,
199 Define TARGET_USES_SYSV4_OPT.
200 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
201 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
202 TARGET_USES_AIX64_OPT.
203 * config/rs6000/aix51.h: Same.
204 * config/rs6000/aix52.h: Same.
205 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
206 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
207 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
208 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
209 * config/rs6000/linux64.h: Use
210 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
212 * config/rs6000/rs6000.c: Remove definitions of
213 rs6000_sched_restricted_insns_priority,
214 rs6000_long_double_size_string, rs6000_altivec_vrsave,
215 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
216 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
217 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
218 rs6000_alignment_string. Define rs6000_explicit_options.
219 (rs6000_parse_abi_options): Remove.
220 (rs6000_parse_alignment_option): Remove.
221 (rs6000_parse_float_gprs_option): Remove.
222 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
223 TARGET_DEFAULT_TARGET_FLAGS.
224 (rs6000_override_options): Revamp to use new .opt machinery.
226 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
227 of new .opt machinery. Remove target_flags. Redefine
228 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
229 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
230 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
231 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
232 rs6000_longcall_switch, rs6000_default_long_calls,
233 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
234 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
235 TARGET_ALTIVEC_VRSAVE.
237 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
239 * config.gcc (hppa1.1-*-rtems*): Remove.
240 * config/pa/rtems.h: Remove.
242 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
244 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
245 Exclude roe/603e multilib variants.
247 2005-05-04 Denis Chertykov <denisc@overta.ru>
250 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
253 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
255 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
256 arm/pe.opt to $extra_options.
257 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
258 (target_float_abi_name, target_float_switch, target_abi_name)
259 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
260 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
261 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
262 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
263 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
264 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
265 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
266 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
267 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
268 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
269 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
270 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
271 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
272 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
273 (arm_pic_register_string): Delete.
274 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
276 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
277 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
278 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
279 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
280 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
281 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
282 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
283 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
284 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
285 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
286 (SUBTARGET_SWITCHES): Delete.
287 * config/arm/arm.c (target_float_switch): Delete.
288 (arm_cpu_select): Moved from config/arm/arm.h.
289 (target_fpu_name, target_fpe_name, target_float_abi_name)
290 (target_abi_name, structure_size_string, arm_pic_register_string)
291 (arm_select): Make static.
292 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
293 (arm_handle_option): New function.
294 (arm_override_options): Update target_flags checks for new mask names.
295 Remove target_float_switch code.
296 (arm_expand_prologue, thumb_expand_prologue): Check
297 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
298 * config/arm/arm.opt, config/arm/pe.opt: New files.
300 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
302 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
303 gcc_unreachable as appropriate.
304 (arc_double_limm_p, arc_setup_incoming_varargs,
305 arc_compute_function_type, arc_output_function_prologue,
306 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
307 output_shift, arc_print_operand, arc_print_operand_address,
308 arc_final_prescan_insn): Likewise.
309 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
311 2005-05-04 Geoffrey Keating <geoffk@apple.com>
313 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
318 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
319 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
320 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
321 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
322 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
323 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
324 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
325 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
327 2005-05-05 Paul Brook <paul@codesourcery.com>
329 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
330 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
331 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
332 and tree-data-ref.h with *_H variables.
334 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
336 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
338 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
340 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
342 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
344 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
346 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
348 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
349 setting of vrsave register for current function after
350 call to save_world is emitted.
352 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
354 * config/mmix/predicates.md: New file.
355 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
356 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
357 (mmix_foldable_comparison_operator, mmix_comparison_operator)
358 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
359 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
361 * config/mmix/mmix.md: Include predicates.md.
362 ("call", "call_value"): Force address to register if it isn't a
363 mmix_symbolic_or_address_operand.
365 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
367 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
368 the flags are of appropriate types.
369 (num_ssa_operands): Generalize using the generic interface.
370 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
373 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
375 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
376 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
378 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
380 * tree-outof-ssa.c (edge_leader, stmt_list,
381 analyze_edges_for_bb): Use VEC instead of VARRAY.
382 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
383 (perform_edge_inserts): Call init_analayze_edges_for_bb and
384 fini_analayze_edges_for_bb.
386 2005-05-04 James E Wilson <wilson@specifixinc.com>
389 * gcc.c (process_command): In the second argv scan loop, ignore
390 Xassembler and Xpreprocessor, along with their argument.
392 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
394 * tree-flow-inline.h, tree-ssa-operands.c,
395 tree-ssa-operands.h, tree-ssa-opfinalize.h:
396 Likewise. tree-vn.c: Fix comment typos.
397 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
399 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
401 * doc/tm.texi (Target Hooks): Document
402 TARGET_RESOLVE_OVERLOADED_BUILTIN.
404 2005-05-04 Paul Brook <paul@codesourcery.com>
406 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
408 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
410 * dwarf2out.c (incomplete_types, retry_incomplete_types,
411 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
414 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
415 get_expansion, expand_var_during_unrolling,
416 insert_var_expansion_initialization,
417 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
420 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
423 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
426 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
427 the same as INTEGER_TYPE.
428 (fold_binary): Fold "bool_var != 0" to bool_var.
429 Fold "bool_var == 1" to bool_var.
431 2004-05-03 Richard Henderson <rth@redhat.com>
434 * function.c (instantiate_virtual_regs_in_insn): Use the mode
435 from recog_data instead of insn_data.
437 2005-05-03 DJ Delorie <dj@redhat.com>
439 * common.opt (fdiagnostics-show-option): No variable is needed.
440 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
441 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
442 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
443 Save and restore original message format. Use flag in context
445 (warning): Don't test for enabled warnings here.
446 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
449 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
451 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
452 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
453 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
454 * aclocal.m4: Don't include accross.m4.
455 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
456 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
457 * configure, config.in: Regenerate.
459 2005-05-04 Jakub Jelinek <jakub@redhat.com>
462 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
463 (clear_storage): Add argument.
464 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
465 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
467 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
468 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
469 (store_expr, store_constructor): Adjust callers.
470 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
471 to emit_block_move if CALL_EXPR_TAILCALL (exp).
472 (expand_builtin_memmove): Add ORIG_EXP argument, copy
473 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
474 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
475 with EXP. Pass EXP to expand_builtin_memmove.
476 (expand_builtin_memset): Add ORIG_EXP argument, pass
477 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
478 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
479 Pass EXP to expand_builtin_memset.
480 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
482 (expand_builtin_strncmp): Likewise.
483 (expand_builtin_printf): Replace ARGLIST argument with EXP.
484 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
485 (expand_builtin_fprintf): Likewise.
486 (expand_builtin): Adjust calls to
487 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
489 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
492 PR rtl-optimization/21239
493 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
495 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
497 * tree-flow.h (tree_ann_common_d): Move aux to ...
498 (stmt_ann_d): ... here.
499 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
500 move_computations_stmt, schedule_sm): Update references to
502 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
504 * tree-cfg.c (remove_bb): Remove a redundant call to
506 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
509 2005-05-03 Richard Henderson <rth@redhat.com>
511 * config/rs6000/rs6000.c: Remove conflict markers.
513 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
515 2005-05-03 James E Wilson <wilson@specifixinc.com>
517 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
519 2005-05-03 DJ Delorie <dj@redhat.com>
521 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
522 decide if the warning will be printed.
523 * calls.c (expand_call): Likewise.
524 * function.c (init-function_start): Likewise.
526 * common.opt (-fdiagnostics-show-option): New.
527 * opts.c (option_enabled): Accept the option index instead of a
528 pointer to the option descriptor.
529 * opts.h (option_enabled): Likewise.
530 * toplev.c (print_switch_values): Pass option index, not option
532 * diagnostic.h (diagnostic_info): Add option_index.
533 * diagnostic.c: Include opts.h.
534 (diagnostic_set_info): Initialize option_index.
535 (diagnostic_report_diagnostic): Amend option name if appropriate.
536 (warning): Check to see if the specified warning is enabled.
538 * doc/invoke.texi (-fdiagnostics-show-options): Document.
540 2005-05-03 Richard Henderson <rth@redhat.com>
542 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
543 SPEC_OR_GEN_REGS definitions.
545 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
548 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
549 for unavailable registers.
551 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
553 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
555 * cfglayout.c (block_locators_blocks,
556 insn_locators_initialize, insn_scope): Use VEC instead of
559 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
560 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
563 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
565 * config/sparc/predicates.md (const_compl_high_operand): New.
566 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
568 (sparc_emit_set_const64_quick1): Adjust for above change.
569 (sparc_emit_set_const64_quick2): Likewise.
570 (sparc_emit_set_const64_longway): Likewise.
571 (sparc_emit_set_const64): Likewise.
572 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
573 movdi_const64_special): Delete.
574 (logical constant splitters): Use const_compl_high_operand.
576 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
578 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
579 rather than STRIP_NOPS.
581 2005-05-03 Jakub Jelinek <jakub@redhat.com>
583 PR rtl-optimization/21330
584 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
586 (unswitch_single_loop): Clear cinsn when retrying.
589 * config/i386/i386.c (legitimize_address): When canonicalizing
590 ASHIFT into MULT, multiply by 1 << shift_count instead of
591 1 << log2 (shift_count).
593 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
595 * lambda-code.c (gcc_loop_to_lambda_loop,
596 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
597 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
598 generic operand interface.
599 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
600 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
601 generic operand interface.
602 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
603 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
604 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
605 num_imm_uses): Use ssa_use_operand_t.
606 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
607 get_v_must_def_ops): Delete.
608 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
609 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
610 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
611 get_v_must_def_kill_ptr): Delete.
612 (delink_stmt_imm_use): Move and use new operand interface.
613 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
614 op_iter_next_tree): Use new operand implementation.
615 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
616 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
618 (op_iter_next_mustdef, op_iter_next_maydef,
619 op_iter_next_must_and_may_def): Delete. Replace with...
620 (op_iter_next_maymustdef): New. Combine must and may next operations.
621 (op_iter_init_maydef, op_iter_init_mustdef,
622 op_iter_init_must_and_may_def): Use new interface.
623 (single_ssa_tree_operand ): New. Process single operands only as trees.
624 (single_ssa_use_operand): New. Process single operands only as uses.
625 (single_ssa_def_operand): New. Process single operands only as defs.
626 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
628 (num_ssa_operands): New. Count the number of specified operands.
629 (compare_ssa_operands_equal): New. Compare two statements' operands.
630 (single_phi_def): New. Return true if PHI has one def of the specified
632 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
633 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
634 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
635 (struct stmt_ann_d): Operands field no longer require GTY().
636 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
637 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
638 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
639 dump_replaceable_exprs, rewrite_trees): Use generic interface.
640 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
641 Use use_operand_p instead of ssa_imm_use_t *.
642 * tree-pretty-print.c (dump_vops): check if operands are active before
643 dumping virtual operands.
644 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
645 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
646 (ccp_fold): Use new interface.
647 (ccp_visit_stmt): Remove unused variables and code.
648 (convert_to_gimple_builtin): Insert statements before calling
649 mark_new_vars_to_rename.
650 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
651 (copy_prop_visit_cond_stmt): Use generic interface.
652 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
654 (thread_across_edge): Use generic interface.
655 (initialize_hash_element): Initialzie with stmt, not annotation.
656 (eliminate_redundant_computations): Use generic interface.
657 (record_equivalences_from_stmt): Pass stmt, not annotation.
658 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
660 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
661 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
662 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
663 generic operand interface.
664 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
666 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
668 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
669 (build_defs, build_uses, build_v_may_defs, build_vuses,
670 build_v_must_defs): Change type to struct opbuild_list_d.
671 (ops_active): New. Operands active boolean.
672 (operand_memory, operand_memory_index): New. Operand memory managers.
673 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
674 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
675 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
676 Change from functions to static variable list heads.
677 (opbuild_initialize_virtual): New. Initialize a virtual build list.
678 (opbuild_initialize_real): New. Initialize a virtual build list.
679 (opbuild_free): New. Free a build list.
680 (opbuild_num_elems): New. Number of items in a list.
681 (opbuild_append_real): New. Add a real (tree *) operand.
682 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
683 (opbuild_first): New. Return first element index in a list.
684 (opbuild_next): New. Return next element in a list.
685 (opbuild_elem_real): New. Return real element.
686 (opbuild_elem_virtual): New. Return virtual element.
687 (opbuild_elem_uid): New. Return UID of virtual element.
688 (opbuild_clear): New. Reset an operand list.
689 (opbuild_remove_elem): New. Remove an element form a list.
690 (ssa_operands_active): New. Return true if operand cache is active.
691 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
692 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
693 (correct_use_link): Use use_operand_p.
694 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
695 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
696 (cleanup_v_may_defs): Use new implmentation.
697 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
699 (append_def, append_use, append_v_may_def, append_vuse,
700 append_v_must_def): Call opbuild_append routine instead of using varray.
701 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
702 global parse_old_ops variable.
703 (free_ssa_operands): New implementation.
704 (update_stmt_operands): Move. Change argument to build_ssa_operands.
705 (copy_virtual_operands): Move. New generic implementation.
706 (create_ssa_artficial_load_stmt): Move. New implementation.
707 (swap_tree_operands): Update for new implementation.
708 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
709 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
710 rather than a varray.
711 (verify_imm_links): Use use_operand_p.
712 (dump_immediate_uses_for): If the immediate use variable is a virtual
713 variable, show the virtual ops in the stmt.
714 * tree-ssa-operands.h (def_operand_p): No longer a structure.
715 (NULL_DEF_OPERAND_P): Now a #define.
716 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
717 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
718 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
719 mustdef_optype_d): New. Use Linked list representation.
720 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
721 (struct ssa_operand_memory_d): New. Allocated Chunk node.
722 (struct stmt_operands_d): Change to new pointers that are not GTY.
723 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
724 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
725 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
726 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
727 SET_V_MUST_DEF_KILL): Delete.
728 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
729 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
730 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
731 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
732 (enum ssa_op_iter_type): Operand iterator typechecking values.
733 (struct ssa_operand_iterator_d): Use linked lists of operands.
734 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
735 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
736 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
737 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
738 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
739 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
740 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
741 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
742 * tree-ssa-opfinalize.h: New. Function templates for expansion.
743 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
744 alloc_vuse, and alloc_mustdef.
745 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
746 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
747 and finalize_ssa_v_must_def_ops.
748 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
749 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
751 (compute_avail): Use generic iterator interface.
752 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
753 (stmt_makes_single_load, stmt_makes_single_store): Use
755 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
756 (statement_sink_location): Use generic interface.
757 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
758 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
759 reset the immediate use link nodes.
760 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
761 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
762 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
763 (eliminate_tail_call): Use generic operand interface.
764 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
765 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
767 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
769 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
770 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
772 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
773 Use statement pointer instead of vuse_optype. Use generic interface.
774 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
775 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
776 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
777 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
778 * doc/tree-ssa.texi: Update documentation for operand interface.
780 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
782 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
783 gcc_unreachable as appropriate.
784 (machopic_function_base_name, machopic_indirect_data_reference,
785 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
786 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
787 * config/rs6000/altivec.md (*mov<mode>_internal,
788 build_vector_mask_for_load): Likewise.
789 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
790 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
791 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
792 * config/rs6000/predicates.md (easy_fp_constant,
793 logical_operand): Likewise.
794 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
795 compute_save_world_info, rs6000_emit_prologue,
796 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
797 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
800 2005-05-03 Uros Bizjak <uros@kss-loka.si>
803 * convert.c (convert_to_integer): Convert ceil and floor in
806 2005-04-29 Geoffrey Keating <geoffk@apple.com>
809 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
810 define_insn_and_split. Split only when memory operand is
811 offsettable. Use adjust_address rather than plus_constant.
812 (floatunssidf2_internal): Likewise.
813 (fix_truncdfsi2_internal): Split only when memory operand is
814 offsettable. Use adjust_address rather than plus_constant.
815 (fix_trunctfsi2_internal): Likewise.
816 (floatsidf2_internal): Likewise.
818 2005-05-02 Diego Novillo <dnovillo@redhat.com>
820 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
821 (set_value_range_to_null): Likewise.
822 (set_value_range_to_varying): New function. Use it in all
823 call sites that used to call set_value_range (vr, VR_VARYING, ...).
824 (extract_range_from_assert): If the integral type has a
825 super-type, and LIMIT is not within MIN and MAX values of that
826 type, set the resulting range to VR_VARYING.
828 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
830 * config/mmix/mmix.opt: New file.
831 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
832 (mmix_cc1_ignored_option): Don't declare.
833 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
834 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
835 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
836 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
837 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
838 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
839 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
840 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
842 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
843 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
844 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
846 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
849 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
850 * c-decl.c (current_function_prototype_built_in,
851 current_function_prototype_arg_types): New.
852 (merge_decls): Keep source location of prototype followed by
853 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
854 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
855 (start_function): Always set current_function_prototype_locus,
856 current_function_prototype_built_in and
857 current_function_prototype_arg_types. Check for external
858 prototype whether or not visible for external function and set
859 current_function_prototype_arg_types accordingly.
860 (store_parm_decls_oldstyle): Use
861 current_function_prototype_arg_types for checking old-style
862 definition against prototype. Give warnings only if
863 current_function_prototype_built_in).
865 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
867 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
868 (ggc_alloc_zone_stat): Don't define.
869 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
870 ggc_alloc_zone_pass_stat.
871 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
872 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
873 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
875 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
877 * calls.c (expand_call): Handle current_function_pretend_args_size
878 when checking for sibcalls.
880 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
882 PR tree-optimization/21294
883 * tree-vrp.c (vrp_expr_computes_nonzero): New.
884 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
886 2005-05-02 Janis Johnson <janis187@us.ibm.com>
889 * gcov-io.h: Declare gcov external functions hidden.
891 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
893 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
894 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
895 Use VEC instead of VARRAY.
898 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
901 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
903 * c-common.c (resolve_overloaded_builtin): Forward to target
904 hook for BUILT_IN_MD built-ins.
905 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
906 for all types of built-in.
907 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
908 in the definition of the target hooks struct.
909 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
910 * config/rs6000/altivec.h: Rewritten.
911 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
912 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
913 rs6000_builtin_type, rs6000_builtin_type_compatible,
914 altivec_overloaded_builtins, rs6000_builtin_type,
915 rs6000_builtin_type_compatible): New.
916 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
918 (def_builtin): Turn into a function. Check for duplicates and store
919 the builtin into rs6000_builtin_decls.
920 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
921 bdesc_1arg): Add overloaded builtins.
922 (altivec_expand_builtin): Check for unresolved overloaded builtins,
923 do not support ALTIVEC_COMPILETIME_ERROR.
924 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
925 nodes to represent front-end types.
926 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
927 with opaque arguments and/or return values.
928 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
929 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
930 (rs6000_builtin_type_index): New.
931 (is_ev64_opaque_type): Rename to...
932 (rs6000_is_opaque_type): ... this.
933 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
936 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
938 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
941 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
942 Bernd Schmidt <bernd.schmidt@analog.com>
944 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
945 print_address_operand, print_operand, legitimize_pic_address,
946 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
947 output_pop_multiple): Use gcc_assert or gcc_unreachable as
949 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
951 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
953 * doc/passes.texi: Document vectorization pass.
955 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
957 * tree-scalar-evolution.c (get_exit_conditions_rec,
958 select_loops_exit_conditions,
959 number_of_iterations_for_all_loops,
960 analyze_scalar_evolution_for_all_loop_phi_nodes,
961 scev_analysis): Use VEC instead of VARRAY.
963 2005-05-02 Michael Matz <matz@suse.de>
966 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
967 (warn_strict_null_sentinel): Define.
968 (check_function_sentinel): Check for null_node as valid sentinel too.
969 * c-common.h (c_tree_index): Added CTI_NULL.
970 (null_node) Define global_tree[CTI_NULL].
971 (warn_strict_null_sentinel): Declare.
972 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
973 * c.opt: (Wstrict-null-sentinel): New C++ option.
974 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
976 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
978 * gimplify.c (gimplify_compound_lval): Use VEC instead of
981 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
983 * dwarf2out.c (decl_scope_table, push_decl_scope,
984 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
987 2005-05-01 Mark Mitchell <mark@codesourcery.com>
990 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
992 * doc/cpp.texi (__DEPRECATED): Document.
993 (__EXCEPTIONS): Likewise.
994 (__GXX_WEAK__): Likewise.
996 * function.c (INVOKE__main): Do not define.
997 (expand_main_function): Check HAS_INIT_SECTION when determining
998 whether or not to call __main.
1000 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1002 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1004 2005-01-05 Paul Brook <paul@codesourcery.com>
1006 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1007 (INITIALIZE_TRAMPOLINE): Use it.
1008 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1009 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1010 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1012 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1014 * doc/install.texi (Specific): Omit dots in the @anchors names
1015 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1016 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1018 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1020 PR tree-optimization/18316
1021 PR tree-optimization/19126
1022 * tree.c (build_int_cst_type): Avoid shift by size of type.
1023 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1025 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1026 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1028 (dump_cand): Dump depends_on information.
1029 (determine_biv_step): Add argument to simple_iv call.
1030 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1031 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1033 (add_candidate_1): Record depends_on for candidates.
1034 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1035 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1036 Handle ivs with nonconstant step.
1037 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1038 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1039 (create_new_iv): Unshare the step before passing it to create_iv.
1040 (free_loop_data): Free cand->depends_on.
1041 (build_addr_strip_iref): New function.
1042 (find_interesting_uses_address): Use build_addr_strip_iref.
1043 (strip_offset_1): Split the recursive part from strip_offset.
1044 Strip constant offset component_refs and array_refs.
1045 (strip_offset): Split the recursive part to strip_offset_1.
1046 (add_address_candidates): Removed.
1047 (add_derived_ivs_candidates): Do not use add_address_candidates.
1048 (add_iv_value_candidates): Add candidates with stripped constant
1049 offset. Consider all candidates with initial value 0 important.
1050 (struct affine_tree_combination): New.
1051 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1052 aff_combination_add_elt, aff_combination_add,
1053 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1054 fold_affine_sum): New functions.
1055 (get_computation_at): Use fold_affine_sum.
1056 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1057 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1060 2005-04-30 Michael Matz <matz@suse.de>
1062 * config/i386/i386.md (movmemsi): Also active when
1063 TARGET_INLINE_ALL_STRINGOPS.
1065 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1068 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1070 2005-04-30 Paul Brook <paul@codesourcery.com>
1072 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1074 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1075 * config/arm/ieee754-sf.S: Ditto.
1076 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1077 (FUNC_ALIAS): Use .thumb_set for thumb routines.
1079 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1081 * tree-ssanames.c: Fix a comment typo.
1082 * doc/options.texi: Fix a typo.
1084 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
1086 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1087 gcc_unreachable as appropriate.
1088 (split_adds_subs, cond_string, print_operand,
1089 h8300_initial_elimination_offset, h8300_classify_operand,
1090 h8300_unary_length, h8300_short_immediate_length,
1091 h8300_bitfield_length, h8300_binary_length,
1092 h8300_insn_length_from_table, compute_mov_length, output_plussi,
1093 compute_plussi_length, compute_plussi_cc, output_logical_op,
1094 compute_logical_op_length, compute_logical_op_cc,
1095 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1096 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1097 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1098 h8300_regs_ok_for_stm): Likewise.
1099 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1100 monitor_prologue): Likewise.
1102 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1104 * loop-invariant.c (invariants, create_new_invariant,
1105 get_inv_cost, best_gain_for_invariant,
1106 find_invariants_to_move, move_invariants,
1107 init_inv_motion_data, free_inv_motion_data): Use VEC instead
1110 2005-04-29 Richard Henderson <rth@redhat.com>
1112 * function.c (instantiate_decls): Remove valid_only argument.
1113 (instantiate_decls_1, instantiate_decl): Likewise.
1114 (instantiate_virtual_regs_1): Delete.
1115 (instantiate_virtual_regs_lossage): Delete.
1116 (instantiate_virtual_regs_in_rtx): New.
1117 (safe_insn_predicate): New.
1118 (instantiate_virtual_regs_in_insn): New.
1119 (instantiate_virtual_regs): Update to match all that. Only run
1120 instantiate_decls once.
1122 2005-04-29 Richard Henderson <rth@redhat.com>
1123 Daniel Jacobowitz <dan@codesourcery.com>
1125 * gengtype.c (write_func_for_structure): Split out ...
1126 (output_type_enum): ... new function. Fix thinko accessing
1127 TYPE_PARAM_STRUCT data.
1129 2005-04-29 Tom Tromey <tromey@redhat.com>
1131 * tree.c (build_block): Removed unused 'tags' argument.
1132 * tree.h (build_block): Removed argument.
1134 2005-04-29 Michael Matz <matz@suse.de>
1136 PR rtl-optimization/21144
1137 * postreload.c (reload_cse_move2add): Check for VOIDmode.
1139 2005-04-29 Bob Wilson <bob.wilson@acm.org>
1141 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1142 flag_reorder_blocks.
1144 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1146 PR tree-optimization/21030
1147 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1148 ranges where VR->MAX is smaller than VR->MIN.
1150 2005-04-29 Devang Patel <dpatel@apple.com>
1152 PR tree-optimization/21272
1153 PR tree-optimization/21266
1154 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1156 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
1158 * tree-flow-inline.h: Fix a comment typo.
1159 * doc/tree-ssa.texi: Fix a typo.
1161 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1163 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1165 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1166 gcc_unreachable as appropriate.
1167 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1168 fr30_print_operand, fr30_move_double): Likewise.
1169 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1171 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1173 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1174 definition has already been provided.
1175 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1176 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1177 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1179 2005-04-29 Jim Tison <jtison@us.ibm.com>
1181 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1182 trace hooks calls to improve performance.
1184 2005-04-29 Julian Brown <julian@codesourcery.com>
1185 Mark Mitchell <mark@codesourcery.com>
1186 Paul Brook <paul@codesourcery.com>
1188 * crtstuff.c: Handle targets that use .init_array.
1189 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1190 that INVOKE__main is set correctly.
1191 (expand_main_function): Test INVOKE__main.
1192 * libgcc2.c: Do not define __main when using .init_array.
1193 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1194 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1196 (DTORS_SECTION_ASM_OP): Likewise.
1197 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1198 (CTOR_LIST_END): Likewise.
1199 (DTOR_LIST_BEGIN): Likewise.
1200 (DTOR_LIST_END): Likewise.
1201 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1202 (FINI_SECTION_ASM_OP): Likewise.
1203 (INIT_ARRAY_SECTION_ASM_OP): Define.
1204 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1205 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1206 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1207 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1208 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1210 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1212 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1213 gcc_assert and gcc_unreachable as appropriate.
1214 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1215 const_int_cost, output_move_const_into_data_reg,
1216 output_move_qimode, output_move_double, find_addr_reg,
1217 print_operand, print_operand_address): Likewise.
1218 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1219 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1220 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1221 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1222 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1223 conditional_trap): Likewise.
1224 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1226 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1228 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1229 gcc_unreachable as appropriate.
1230 (gen_conditional_move, xtensa_split_operand_pair,
1231 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1232 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1233 xtensa_copy_incoming_a7, xtensa_output_literal,
1234 xtensa_output_literal, xtensa_output_literal): Likewise.
1235 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1236 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1237 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1238 movsicc_internal1, movsfcc_internal0,
1239 movsfcc_internal1): Likewise.
1241 2005-04-28 James E Wilson <wilson@specifixinc.com>
1243 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1244 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1246 2005-04-28 DJ Delorie <dj@redhat.com>
1248 * opt-functions.awk (var_set): Emit proper initializer for
1249 non-target bitfields.
1251 2005-04-28 Devang Patel <dpatel@apple.com>
1253 * dbxout.c (have_used_extensions): Remove.
1254 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1255 have_used_extensions.
1257 2005-04-28 James E Wilson <wilson@specifixinc.com>
1259 * doc/install.texi: Update -enable-languages info. Correct path to
1262 2005-04-28 DJ Delorie <dj@redhat.com>
1264 * optc-gen.awk (END): Make sure no variable is defined more
1266 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1267 Allow for bitfield variables other than target_flags.
1268 * doc/options.text (Mask): Document that you may specify a
1269 variable other than target_flags.
1271 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1273 PR rtl-optimization/18877
1274 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1275 number in val.start.
1277 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1280 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1282 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1283 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1284 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1286 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1288 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1289 creating pseudos when the base offset is too large.
1291 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1293 * global.c (earlyclobber_regclass): Change the type to
1295 (check_earlyclobber): Update uses of earlyclobber_regclass.
1296 (mark_reg_use_for_earlyclobber): Likewise.
1297 (calculate_local_reg_bb_info): Allocate and free
1298 earlyclobber_regclass using the VEC API.
1300 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1302 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1305 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1307 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1310 * config.gcc: Obsolete c4x-* and tic4x-*.
1312 * tree.h (edge_def): Remove.
1314 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1315 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1316 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1317 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1320 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1321 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1322 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1323 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1324 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1325 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1326 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1327 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1328 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1329 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1330 config/i386/cygming.h, config/i386/djgpp.h,
1331 config/i386/lynx.h, config/i386/netware.c,
1332 config/i386/winnt.c, config/ia64/ia64-c.c,
1333 config/iq2000/iq2000.c, config/m32r/little.h,
1334 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1335 config/m68k/m68k.md, config/mcore/mcore.c,
1336 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1337 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1338 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1339 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1340 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1341 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1342 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1343 config/s390/2064.md, config/s390/2084.md,
1344 config/s390/s390-modes.def, config/s390/s390-protos.h,
1345 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1346 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1347 config/vax/vax.c, config/vax/vax.h,
1348 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1351 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1353 * c-typeck.c (build_compound_expr): Correct logic in last change.
1355 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1357 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1358 parameters. Replace conditional move code with assert checking for
1359 ar.lc. Delete obsolete comments.
1360 (set_src_needs_barrier): Delete cond parameter, and code using it.
1361 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1362 assert checking for PR_REGS. Fix calls to update_set_flags and
1363 set_src_needs_barrier.
1364 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1365 callers. Rewrite explanatory comment before the function.
1366 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1369 2005-04-27 Mike Stump <mrs@apple.com>
1371 * doc/cpp.texi: gcc now implements universal character names.
1373 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1376 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1377 being a compound expression whose right-hand side is cast to void.
1379 2005-04-27 Caroline Tice <ctice@apple.com>
1381 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1382 Remove targetm.have_named_sections test.
1383 (fix_edges_for_rarely_executed_code): Likewise.
1384 (insert_section_boundary_note): Likewise.
1385 (reorder_basic_blocks): Check partitioning flag before calling
1386 verify_hot_cold_block_grouping.
1387 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1388 the function struct rather than global variables.
1389 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1390 (COLD_END_LABEL): Likewise
1391 (cold_text_section_label): New static global variable.
1392 (cold_end_label): Likewise.
1393 (dwarf2out_switch_text_section): Get hot/cold section labels from
1394 the function struct rather than global variables; test to make sure
1396 (output_aranges): Use cold_text_section_label and cold_end_label;
1397 check partitioning flag before putting out delta.
1398 (output_ranges): Remove incorrect code attempting to use
1400 (output_line_info): Get cold section label from function struct; test
1401 to make sure cfun is defined.
1402 (add_location_or_const_value_attribute): Likewise.
1403 (dwarf2out_var_location): Likewise.
1404 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1405 write out cold_text_section_label if partition flag is set.
1406 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1407 * function.h (struct function): Add new fields to point to hot/cold
1408 section labels: hot_section_label, cold_section_label,
1409 hot_section_end_label and cold_section_end_label; also add new field
1410 for cold text section name, unlikely_text_section_name.
1411 * opts.c (decode_options): Turn off partitioning flag if
1412 !targetm.have_named_sections.
1413 * output.h (hot_section_label): Remove.
1414 (hot_section_end_label): Remove.
1415 (cold_section_end_label): Remove.
1416 (unlikely_section_label): Remove.
1417 (unlikely_text_section_name): Remove.
1418 * passes.c (rest_of_handle_final): Remove extra blank line.
1419 * varasm.c (unlikely_section_label): Remove.
1420 (hot_section_label): Remove.
1421 (hot_section_end_label): Remove.
1422 (cold_section_end_label): Remove.
1423 (unlikely_text_section_name): Remove.
1424 (initialize_cold_section_name): Modify to call
1425 targetm.strip_name_encoding; to store cold section name in current
1426 function struct, if it exists; and to only use the decl_section_name
1427 if flag_named_sections is true.
1428 (unlikely_text_section): Modify to get section name out of current
1429 function struct, if there is one; otherwise build it from
1430 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1431 (in_unlikely_text_section): Likewise.
1432 (named_section): Modify to get/put cold section name in current function
1433 struct, if there is one.
1434 (function_section): Change 'bool unlikely' to 'int reloc'; check
1435 targetm.have_named_sections before calling named_section.
1436 (current_function_section): Likewise.
1437 (assemble_start_function): Modify to get/put unlikely_text_section_name
1438 in current function struct; modify to get hot/cold section labels
1439 from function struct; initialize labels using
1440 ASM_GENERATE_INTERNAL_LABEL;
1441 test partitioning flag before writing out hot section label.
1442 (assemble_end_function): Test partitioning flag before writing out
1443 hot/cold section labels.
1444 (default_section_type_flags_1): Get cold text section name from
1445 function struct if there is one; Set flags correctly for
1446 cold text section if there is not a current function struct.
1448 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1450 * tree-ssa-propagate.c (set_rhs): Revert last change.
1452 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1454 * explow.c (convert_memory_address): Add gcc_assert.
1456 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1458 * configure.ac: Check for ld --sysroot support.
1459 * gcc.c: Document %R specifier for specs.
1460 (SYSROOT_SPEC): New macro.
1461 (sysroot_spec): New variable.
1462 (static_specs): Add sysroot_spec.
1463 (main): Pass the sysroot spec to the linker if appropriate.
1464 * configure: Regenerated.
1465 * config.in: Likewise.
1467 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1469 * fold-const.c (fold_binary): Use build_fold_addr_expr
1470 for address calculation and INDIRECT_REF handling.
1472 2005-04-27 Andrew Haley <aph@redhat.com>
1474 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1476 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1478 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1479 pointer when thumb backtracing is on.
1481 * config/fp-bit.c (abort): Revert change.
1483 2005-04-27 Ian Lance Taylor <ian@airs.com>
1485 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1487 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1489 * tree-ssa-dce.c: Fix a comment typo.
1491 2005-04-27 David S. Miller <davem@davemloft.net>
1493 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1494 Kill setjmpless_size. current_function_calls_setjmp is completely
1495 computed when we are called, so just use the optimized size value
1496 instead of using REG_SAVE_AREA notes.
1497 (optimize_save_area_alloca): Delete....
1498 * rtl.h (optimize_save_area_alloca): Likewise...
1499 * passes.c (rest_of_compilation): and don't call it any more.
1500 * reg-notes.def (SAVE_AREA): Delete.
1502 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1504 * config/fp-bit.c (abort): Add noreturn attribute.
1506 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1507 gcc_unreachable as appropriate.
1508 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1509 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1510 ASM_OUTPUT_REG_POP): Likewise.
1512 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1514 * tree-complex.c (expand_vector_operations_1): Do not build
1515 VIEW_CONVERT_EXPR's for the lhs.
1517 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1519 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1520 unnecessary noncanonical RTL handling.
1521 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1522 gcc_assert and gcc_unreachable.
1524 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1525 gcc_unreachable as appropriate.
1526 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1527 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1528 use_return_insn, const_ok_for_op, arm_gen_constant,
1529 arm_canonicalize_comparison, legitimize_pic_address,
1530 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1531 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1532 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1533 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1534 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1535 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1536 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1537 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1538 output_call, output_mov_long_double_fpa_from_arm,
1539 output_mov_long_double_arm_from_fpa,
1540 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1541 output_move_double, arithmetic_instr, shift_op, int_log2,
1542 output_return_instruction, arm_output_function_prologue,
1543 arm_output_epilogue, arm_output_function_epilogue,
1544 emit_multi_reg_push, arm_get_frame_offsets,
1545 arm_compute_initial_elimination_offset, arm_expand_prologue,
1546 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1547 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1548 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1549 thumb_compute_initial_elimination_offset,
1550 thumb_output_function_prologue, thumb_load_double_from_address,
1551 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1552 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1553 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1554 * config/arm/arm.md (thumb_extendhisi2,
1555 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1556 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1557 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1558 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1559 * config/arm/cirrus.md (*cirrus_arm_movdi,
1560 *cirrus_movdf_hard_insn): Likewise.
1561 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1563 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1565 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1566 (num_ssa_names): Use VEC_length.
1567 (ssa_names): Use VEC_index.
1568 * tree-ssanames.c (ssa_names): Change the type to
1570 (init_ssanames, fini_ssa_names, make_ssanames,
1571 release_ssa_name): Update uses of ssa_names.
1573 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1574 Use fold_buildN instead of fold (buildN (...)).
1576 2005-04-27 Devang Patel <dpatel@apple.com>
1578 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1580 2005-04-27 Matt Thomas <matt@3am-software.com>
1581 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1583 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1584 (vax_output_mi_thunk): Ditto.
1585 (vax_notice_cc_update): Ditto.
1586 (INDEX_REGISTER_P): Add trailing \.
1587 (BASE_REGISTER_P): Add trailing \.
1588 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1590 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1592 * tree-ssa-propagate.c (set_rhs): Check operand of
1593 ADDR_EXPR for gimpliness, too.
1595 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1597 * tree-ssa-pre.c: Fix a comment typo.
1599 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1601 PR tree-optimization/21171
1602 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1603 record address uses if the reference is volatile.
1605 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1607 * tree-complex.c (expand_vector_operation): New, extracted from
1608 expand_vector_operations_1.
1609 (tree_vec_extract): Build a NOP_EXPR.
1610 (expand_vec_parallel): Do not care about returning the correct type.
1611 (expand_vector_operations_1): Call expand_vector_operation.
1612 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1614 * tree-complex.c (gate_expand_vector_operations): New.
1615 (pass_lower_vector_ssa): Use it.
1616 * tree-optimize.c (init_tree_optimization_passes): Include
1617 pass_lower_vector_ssa.
1618 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1619 (vectorizable_operation): Use it.
1620 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1621 integer modes for the vector type.
1623 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1624 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1625 Do not cope with UNITS_PER_SIMD_WORD == 0.
1626 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1627 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1628 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1629 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1630 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1631 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1632 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1634 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1635 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1636 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1638 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1639 (UNITS_PER_SIMD_WORD): New.
1641 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1643 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1644 gcc_unreachable as appropriate.
1645 (ia64_expand_load_address, ia64_expand_tls_address,
1646 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1647 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1648 next_scratch_gr_reg, ia64_initial_elimination_offset,
1649 ia64_expand_prologue, ia64_expand_epilogue,
1650 ia64_output_dwarf_dtprel, ia64_print_operand,
1651 ia64_register_move_cost, first_instruction, rws_access_regno,
1652 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1653 ia64_sched_init, ia64_variable_issue,
1654 ia64_first_cycle_multipass_dfs_lookahead_guard,
1655 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1656 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1657 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1658 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1659 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1660 * config/ia64/predicates.md (got_symbolic_operand,
1661 sdata_symbolic_operand): Likewise.
1662 * config/ia64/vect.md (vcondv2sf): Likewise.
1664 2005-04-27 Matt Thomas <matt@3am-software.com>
1666 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1667 CONSTANT_ADDRESS_P in config/vax/vax.h
1668 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1669 (INDEX_REGISTER_P): New.
1670 (BASE_REGISTER_P): New.
1671 (indirectable_constant_address_p): New. Adapted from
1672 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1673 (indirectable_address_p): New. Adapted from
1674 INDIRECTABLE_ADDRESS_P in vax.h.
1675 (nonindexed_address_p): New. Adapted from
1676 GO_IF_NONINDEXED_ADDRESS in vax.h.
1677 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1678 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1679 (legitimate_address_p): New. Adapted from
1680 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1681 (vax_mode_dependent_address_p): New. Adapted from
1682 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1683 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1684 legitimate_constant_address_p.
1685 (CONSTANT_P): Use legitimate_constant_p.
1686 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1687 (INDIRECTABLE_ADDRESS_P): Removed.
1688 (GO_IF_NONINDEXED_ADDRESS): Removed.
1689 (INDEX_TEMP_P): Removed.
1690 (GO_IF_REG_PLUS_INDEX): Removed.
1691 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1692 definitions, depending on whether REG_OK_STRICT is defined.
1693 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1694 Two definitions, depending on whether REG_OK_STRICT is defined.
1695 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1697 (legitimate_constant_p): Prototype added.
1698 (legitimate_address_p): Prototype added.
1699 (vax_mode_dependent_address_p): Prototype added.
1701 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1703 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1705 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1708 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1711 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1714 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1715 assertion failures, if __gcc_host_wide_int__ is not properly
1717 (init_dynamic_diag_info): Give errors, not assertion failures, if
1718 location_t, tree or __gcc_host_wide_int__ are not properly
1721 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1723 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1724 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1725 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1726 prepare_decl_rtl, free_loop_data,
1727 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1730 * tree.h (tree_phi_node): Add a comment about the order of PHI
1733 2005-04-26 Paul Brook <paul@codesourcery.com>
1735 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1737 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1739 * config/mips.mips.c (mips_legitimize_tls_address): Use
1742 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1743 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1744 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1746 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1749 2005-04-26 Jeff Law <law@redhat.com>
1751 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1752 (op_iter_init_must_and_may_def): Likewise.
1753 (unmodifiable_var_p): Move to a later point in the file.
1754 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1755 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1756 (dse_record_phis): Directly check for virtual operands rather than
1757 using need_imm_uses_for.
1758 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1759 store has multiple V_{MAY,MUST}_DEF operands.
1761 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1763 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1766 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1768 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1769 call to find_edge outside a loop to go through a PHI chain.
1771 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1773 PR tree-optimization/17598
1774 * fold-const.c (fold_binary): Fold comparisons of addresses
1775 of COMPONENT_REFs which reference the same field to
1776 comparisons of the addresses of the base objects.
1778 2005-04-26 Julian Brown <julian@codesourcery.com>
1780 * config/arm/arm.c (arm_return_in_msb): New function.
1781 (arm_must_pass_in_stack): New function.
1782 (TARGET_RETURN_IN_MSB): Define target hook.
1783 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1784 (arm_function_value): Pad small aggregate return.
1785 (arm_pad_arg_upward): New function.
1786 (arm_pad_reg_upward): New function.
1787 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1788 (FUNCTION_ARG_PADDING): Define macro.
1789 (BLOCK_REG_PADDING): Define macro.
1790 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1791 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1792 (arm_pad_reg_upward): Declare function.
1794 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1796 * basic-block.h (ei_cond): New.
1797 (FOR_EACH_EDGE): Call ei_cond.
1799 PR tree-optimization/21047
1800 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1801 (fold): Don't handle ASSERT_EXPR.
1803 2005-04-25 Roger Sayle <roger@eyesopen.com>
1805 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1806 all writes to any stack register as a read/write dependency on
1808 (sched_analyze_2): Likewise, for reads from any stack register.
1810 2005-04-25 Richard Henderson <rth@redhat.com>
1812 * final.c (output_addr_const): Revert 2005-04-09 change.
1814 2005-04-25 Mike Stump <mrs@apple.com>
1816 * config/darwin.c (darwin_encode_section_info): Always set
1817 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1819 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1821 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1822 gensupport.c, protoize.c, toplev.c: Replace calls to
1823 `unlock_stream' with `unlock_std_streams'.
1825 2005-04-25 Devang Patel <dpatel@apple.com>
1827 * dbxout.c (dbxout_type): Emit attribute vector.
1829 2005-04-05 Paul Brook <paul@codesourcery.com>
1831 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1832 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1833 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1834 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1835 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1836 (register_dtor_fn): Likewise.
1837 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1839 2005-04-25 Ian Lance Taylor <ian@airs.com>
1841 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1842 * c-common.h (EXPR_STMT_EXPR): Don't define.
1843 (c_common_stmt_codes): Don't define.
1844 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1845 * c-gimplify.c (gimplify_expr_stmt): Remove.
1846 (c_gimplify_expr): Remove EXPR_STMT case.
1847 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1848 to INIT_STATEMENT_CODES.
1849 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1851 2005-04-25 Jan Hubicka <jh@suse.cz>
1853 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1855 * except.c: Include diagnostic.h
1856 (dump_eh_tree, verify_eh_tree): New functions.
1857 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1858 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1859 (dump_function_to_file): dump eh tree.
1860 * tree-eh.c (mark_eh_edge): New function.
1861 (mark_eh_edge_found_error): New static variable.
1862 (verify_eh_edges): New function.
1864 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1866 * tree-ssa-alias.c (fieldoff_t): Remove.
1867 (fieldoff_s): typedef the structure itself. Create a vector of
1869 (push_fields_onto_fieldstack): Return count of fields pushed.
1870 Remove peeling of first field. Adjust.
1871 (fieldoff_compare): Adjust.
1872 (create_overlap_variables_for): Adjust.
1874 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1876 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1878 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1881 * doc/install.texi: Document correct assembler and linker to use
1882 on i?86-*-solaris2.10.
1884 2005-04-25 Steven Bosscher <stevenb@suse.de>
1886 Fix PR tree-optimization/21173
1888 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1889 Unshare expression we pass to force_gimple_operand.
1891 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1892 Stephen Clarke <stevec@superh.com>
1893 Roger Sayle <roger@eyesopen.com>
1895 PR rtl-optimization/20413
1896 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1897 VOIDmode for LABEL_REF.
1898 * final.c (shorten_branches): Likewise.
1899 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1900 * loop.c (reg_dead_after_loop): Likewise.
1901 * varasm.c (decode_addr_const): Likewise.
1902 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1904 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1906 * config.gcc (avr-*-*): Remove redundant "case".
1908 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1910 * tree-vect-analyze.c (vect_mark_relevant): Take
1911 VEC(tree,heap) instead of varray_type as an argument.
1912 (vect_mark_stmts_to_be_vectorized): Change the type of
1913 worklist to VEC(tree,heap). Adjust uses of worklist.
1915 2005-04-24 Devang Patel <dpatel@apple.com>
1917 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1919 2005-04-24 Ian Lance Taylor <ian@airs.com>
1921 * c-semantics.c (build_stmt): Remove test of specific tree codes
1922 for TREE_SIDE_EFFECTS handling.
1924 2005-04-24 Per Bothner <per@bothner.com>
1926 * c-opts.c (finish_options): Make the line-number of the <built-in>
1927 location 0, as assumed elsewhere, rather than 1.
1929 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1931 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1933 (tree_ssa_uncprop, uncprop_finalize_block,
1934 uncprop_initialize_block): Update uses of equiv_stack.
1936 2005-04-24 Richard Henderson <rth@redhat.com>
1939 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1940 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1942 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1943 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1944 <DIV, MOD>: Likewise.
1946 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1948 * collect2.c (main): Unlock the stdio streams.
1949 * gcc.c (main): Likewise.
1950 * gcov-dump.c (main): Likewise.
1951 * gcov.c (main): Likewise.
1952 * gen-protos.c (main): Likewise.
1953 * gensupport.c (init_md_reader_args_cb): Likewise.
1954 * protoize.c (main): Likewise.
1955 * toplev.c (general_init): Likewise.
1957 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1960 * cgraph.h (cgraph_local_info): Add vtable_method field.
1961 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1962 and node is vtable_method, finalized and not reachable, don't do
1965 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1967 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1969 * tree-ssa-pre.c (create_value_expr_from): Use
1970 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1971 * tree-ssa-propagate.c (stmt_makes_single_load,
1972 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1973 * tree-vect-transform.c (vect_is_simple_cond): Use
1975 * tree-vrp.c (extract_range_from_assert,
1976 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1979 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1980 of tpa_to_clear to VEC(int,heap). Update uses of
1981 tpa_to_clear. Free tpa_to_clear at the end.
1983 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1985 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1988 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1990 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1991 and gcc_unreachable as appropriate.
1992 (num_insns_constant, output_vec_const_move,
1993 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1994 rs6000_emit_set_const, rs6000_emit_move,
1995 spe_build_register_parallel, function_arg,
1996 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1997 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1998 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1999 rs6000_common_init_builtins, expand_block_clear,
2000 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2001 extract_ME, rs6000_get_some_local_dynamic_name,
2002 rs6000_output_function_entry, print_operand,
2003 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2004 output_cbranch, output_e500_flip_gt_bit,
2005 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2006 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2007 compute_save_world_info, rs6000_stack_info,
2008 rs6000_emit_load_toc_table, rs6000_frame_related,
2009 spe_synthesize_frame_save, rs6000_emit_epilogue,
2010 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2011 output_function_profiler, rs6000_trampoline_size,
2012 rs6000_initialize_trampoline, find_addr_reg,
2013 rs6000_machopic_legitimize_pic_address,
2014 rs6000_initial_elimination_offset,
2015 rs6000_dbx_register_number): Likewise.
2016 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2017 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2018 *movti_power, *movti_string, call, call_value, sibcall,
2019 sibcall_value): Likewise.
2020 * config/rs6000/spe.md (*movdf_e500_double,
2021 *movv2si_internal): Likewise.
2022 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2025 2005-04-24 Richard Henderson <rth@redhat.com>
2028 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2029 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2030 Deny modes smaller than 4 bytes.
2031 * config/i386/i386-protos.h: Update.
2033 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2035 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2036 Switch h8300-*-rtems* to ELF.
2038 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2040 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2042 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2044 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2046 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2049 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2051 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2053 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2054 definitions of ssa names in condition. Split recusive part to ...
2055 (tree_simplify_using_condition_1): New function.
2056 (expand_simple_operations): New function.
2058 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2060 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2061 (find_interesting_uses_cond): Do not use integer_zerop and
2062 integer_nonzerop to check for integer constants.
2063 (set_use_iv_cost): Record the value field.
2064 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2065 determine_use_iv_cost_outer): Set the value field of the cost pair.
2066 (may_eliminate_iv): Do not return the comparison code.
2067 (iv_elimination_compare): New function.
2068 (determine_use_iv_cost_condition): Set the value field. Record
2069 noneliminable invariants correctly.
2070 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2072 2005-04-23 DJ Delorie <dj@redhat.com>
2074 * diagnostic.c (warning): Accept parameter to classify warning option.
2075 (warning0): New, for when a pointer to an error() like function is needed.
2076 * errors.c (warning): Likewise.
2077 * errors.h (warning, warning0): Adjust prototypes.
2078 * toplev.h (warning, warning0): Likewise.
2080 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2081 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2082 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2083 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2084 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2085 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2086 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2087 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2089 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2090 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2091 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2092 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2093 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2094 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2095 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2096 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2097 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2098 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2099 config/rs6000/aix52.h, config/rs6000/darwin.h,
2100 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2101 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2102 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2103 config/stormy16/stormy16.c, config/v850/v850-c.c,
2104 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2107 2005-04-23 Richard Henderson <rth@redhat.com>
2110 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2111 performing some integral scalar simplifications.
2113 2005-04-23 Richard Henderson <rth@redhat.com>
2116 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2117 simplifying CONST_VECTOR.
2119 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2121 * tree-ssa-live.c (live_worklist): Take a stack allocated on
2122 heap as an argument. Update uses of stack.
2123 (calculate_live_on_entry): Allocate stack on heap.
2125 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2126 partition_link and tpa_nodes on heap.
2128 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2129 (mark_stmt_necessary, propagate_necessity,
2130 mark_really_necessary_kill_operand_phis): Update uses of
2132 (tree_dce_init): Allocate worklist using VEC_alloc.
2133 (tree_dce_done): Free worklist using VEC_free.
2135 2005-04-23 Mike Stump <mrs@apple.com>
2137 * config/darwin.c (machopic_indirection_name): Don't use
2139 (darwin_emit_unwind_label): Use user_label_prefix instead of
2142 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2144 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2146 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
2148 * config.gcc <cris-*>: Specify .opt files.
2149 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2150 config/cris/linux.opt: New files.
2151 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2152 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2153 (TARGET_ELF): Override to 0.
2154 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2155 -melinux-stacksize=N.
2156 * config/cris/cris.c: (cris_handle_option): New function.
2157 (TARGET_DEFAULT_TARGET_FLAGS): Override.
2158 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2159 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2160 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2161 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2162 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2163 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2164 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2165 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2166 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2167 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2168 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2169 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2170 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2171 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2172 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2173 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2174 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2175 (TARGET_LINUX): Define 0.
2176 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2177 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2178 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2179 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2180 (TARGET_LINUX): Override to 1.
2181 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2183 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2185 * haifa-sched.c (schedule_block): Fix thinko in previous
2186 assertification patch.
2188 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2190 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2191 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2192 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2193 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2194 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2195 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2196 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2198 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2199 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2200 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2201 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2202 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2203 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2204 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2205 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2206 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2207 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2208 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2209 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2210 (SUBTARGET_OPTIONS): Delete.
2211 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2212 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2213 instead of a string.
2214 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2215 (pa_cpu_string, pa_unix_string): Delete.
2216 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2217 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2219 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2220 (pa_handle_option): New function.
2221 (override_options): Remove handling of -march=, -mfixed-range=,
2222 -mschedule= and -munix=.
2223 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2224 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2225 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2226 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2227 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2228 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2229 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2231 * config/pa/pa.opt: New file.
2232 * config/pa/pa-hpux.opt: New file.
2233 * config/pa/pa-hpux1010.opt: New file.
2234 * config/pa/pa-hpux1111.opt: New file.
2235 * config/pa/pa64-hpux.opt: New file.
2237 2005-04-22 David S. Miller <davem@davemloft.net>
2239 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2240 integer when it's mode is VOIDmode not DImode.
2242 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2244 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2245 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2246 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2247 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2248 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2249 "bne- $-xxx" rather than local labels.
2250 (sync_lock_release<mode>): Add second operand.
2251 (lwsync): Use .long rather than a more meaningful opcode.
2252 * doc/md.texi (Standard Names): Add description of second
2253 parameter to sync_lock_test_and_set.
2255 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2257 PR tree-optimization/21088
2258 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2260 * tree-vrp.c (compare_values): Use fold_binary to compare
2261 pointers. Use boolean_type_node as the type of a comparison
2262 expression being folded.
2263 * tree.h: Add prototypes for fold_unary, fold_binary,
2266 * tree-ssa-dom.c: Fix formatting.
2268 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2270 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2271 * lambda-code.c (perfect_nestify): Mark virtual operands in
2272 the moved statement for renaming.
2273 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2274 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2275 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2276 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2277 * tree-flow.h (struct var_ann_d): Update comments.
2278 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2279 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2280 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2281 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2282 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2283 debug_names_replaced_by): Remove declarations.
2284 (delete_update_ssa, get_current_def, set_current_def): Declare.
2285 (rewrite_into_loop_closed_ssa): Add new argument. Update
2287 * tree-into-ssa.c: Include params.h.
2288 (old_virtual_ssa_names): Remove. Update all users.
2289 (need_to_replace_names_p): Remove. Update all users.
2290 (struct update_ssa_stats_d): Declare.
2291 (update_ssa_stats): New local.
2292 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2293 dump_tree_ssa_stats, debug_tree_ssa_stats,
2294 dump_update_ssa, debug_update_ssa,
2295 dump_names_replaced_by, debug_names_replaced_by): Declare.
2296 (get_current_def, set current_def): Make extern.
2297 (is_old_name, is_new_name): Protect against references
2298 past the end of the sets.
2299 (add_new_name_mapping): Assert that OLD and NEW are
2300 different SSA names for the same symbol.
2301 When adding a virtual mapping, update stats for virtual
2303 (insert_phi_nodes_for): If UPDATE_P is true, create the
2304 LHS of the new PHI by duplicating SSA name VAR.
2305 (insert_phi_nodes_1): Remove. Update all users.
2306 (insert_phi_nodes): Remove second argument. Update all
2308 (maybe_replace_use, maybe_replace_def): New.
2309 (rewrite_update_stmt): Call them.
2310 (mark_def_interesting): Remove calls to is_gimple_reg.
2311 (prepare_phi_args_for_update): Remove. Update all users.
2312 (prepare_block_for_update): Only process virtual operands
2313 and GIMPLE registers in normal form.
2314 (prepare_use_sites_for): New.
2315 (prepare_names_to_update): Rename from prepare_def_sites.
2316 Call prepare_use_sites_for.
2317 (dump_update_ssa): Rename from dump_repl_tbl.
2319 Show statistics for virtual mapping heuristic.
2320 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2321 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2322 (delete_update_ssa): Make extern.
2323 (mark_set_for_renaming): If the set is empty, do nothing.
2324 (release_ssa_name_after_update_ssa): Update comment.
2325 (insert_updated_phi_nodes_for): Do not remove existing
2326 PHI nodes for symbols.
2327 (switch_virtuals_to_full_rewrite_p): New.
2328 (switch_virtuals_to_full_rewrite): New.
2329 (update_ssa): Call them.
2330 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2331 for every statement before updating.
2332 If all the names in NEW_SSA_NAMES have been marked for
2333 removal, do nothing.
2334 Only start at the top of the CFG if there are symbols in
2336 (ssa_rewrite_finalize_block): Remove.
2337 (ssa_register_new_def): Remove.
2338 (ssa_rewrite_stmt): Remove.
2339 (ssa_rewrite_phi_arguments): Remove.
2340 (ssa_rewrite_initialize_block): Remove.
2341 (ssa_mark_def_sites): Remove.
2342 (ssa_mark_def_sites_initialize_block): Remove.
2343 (ssa_mark_phi_uses): Remove.
2344 (rewrite_ssa_into_ssa): Remove.
2345 * tree-phinodes.c (find_phi_node_for): Remove.
2346 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2348 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2349 Remove calls to verify_dominators and
2350 verify_loop_structure.
2351 (tree_unswitch_single_loop): Call update_ssa.
2352 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2355 (delete_tree_ssa): Assert that need_ssa_update_p returns
2357 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2358 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2359 free_new_names): Remove. Update all users.
2360 (rename_use_op): Call get_current_def.
2361 (rename_variables_in_bb): Do not handle any real or
2363 (slpeel_update_phis_for_duplicate_loop): Call
2364 get_current_def and set_current_def instead of using
2366 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2367 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2368 ssa_names_to_replace and delete_update_ssa.
2369 * doc/invoke.texi: Document --param min-virtual-mappings
2370 and --param virtual-mappings-ratio.
2372 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2374 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2375 for newly created PHI nodes.
2376 Call create_new_def_for for every new V_MAY_DEF and
2377 V_MUST_DEF on the copied statement.
2378 (struct ssa_name_map_entry): Remove.
2379 (ssa_name_map_entry_hash): Remove.
2380 (ssa_name_map_entry_eq): Remove.
2381 (allocate_ssa_names): Remove.
2382 (rewrite_to_new_ssa_names_def): Remove.
2383 (rewrite_to_new_ssa_names_use): Remove.
2384 (rewrite_to_new_ssa_names_bb): Remove.
2385 (rewrite_to_new_ssa_names): Remove.
2386 (tree_duplicate_sese_region): Remove variables ver,
2387 definitions, phi, ssa_name_map and bi.
2388 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2390 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2391 update_ssa instead of rewrite_ssa_into_ssa.
2392 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2394 (find_uses_to_rename_use): Add argument 'need_phis'.
2395 (find_uses_to_rename_stmt): Do not scan virtual operands.
2396 (find_uses_to_rename): Only scan PHI nodes for
2398 (rewrite_into_loop_closed_ssa): Call update_ssa.
2399 (check_loop_closed_ssa_use): Ignore virtual operands.
2400 (check_loop_closed_ssa_stmt): Likewise.
2401 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2403 (rename_variables, set_phi_def_stmts): Remove.
2404 (tree_duplicate_loop_to_header_edge): Reformat comment.
2405 Remove variables BB, I and DEFINITIONS.
2406 Call need_ssa_update_p.
2408 (lv_adjust_loop_header_phi): Reformat comment.
2409 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2410 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2411 mark_for_rewrite, unmark_all_for_rewrite,
2412 marked_ssa_names): Remove. Update all users.
2413 (release_ssa_name): If VAR has been registered for SSA
2414 updating, do nothing.
2415 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2416 (build_assert_expr_for): Call register_new_name_mapping.
2417 (insert_range_assertions): Update call to update_ssa.
2418 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2419 marked_for_rewrite_p, any_marked_for_rewrite_p,
2420 marked_ssa_names): Remove.
2422 2005-04-22 Jeff Law <law@redhat.com>
2424 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2425 (restore_currdefs_to_original_value): Likewise.
2426 (register_definitions_for_stmt): Likewise.
2427 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2428 for each variable. Do not allocate/free block_defs_stack either.
2429 Do not iterate if we just thread jumps. Only iterate if the
2430 tree_cleanup_cfg does useful work (temporary).
2431 (dom_opt_initialize_block): No longer push a marker on
2433 (dom_opt_finalize_block): Removal call to restore currdefs.
2434 Relax restrictions for recording edge equivalences.
2435 (record_equivalences_from_phis): No longer need to track
2437 (optimize_stmt): Similarly.
2438 (thread_across_edge): Simplify by removing the requirement that
2439 statements in the block we are threading through must be nops.
2440 (initialize_hash_element): Handle GOTO_EXPR.
2442 2005-04-22 David S. Miller <davem@davemloft.net>
2444 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2446 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2447 fix check on CONST_DOUBLE mode. It should be VOIDmode
2448 when it is representing an integer.
2450 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2452 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2453 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2454 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2455 find_char_info_specifier_index,
2456 find_length_info_modifier_index): Likewise.
2457 * c-typeck.c (composite_type, pop_init_level): Likewise.
2458 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2459 * cse.c (cse_insn): Likewise
2460 * dominance.c (calc_dfs_tree): Likewise
2461 dwarf2out.c (loc_descriptor_from_tree_1,
2462 add_abstract_origin_attribute, force_decl_die,
2463 force_type_die): Likewise
2464 emit-rtl.c (operand_subword_force): Likewise
2465 explow.c (hard_function_value): Likewise
2466 expmed.c (store_bit_field, expand_divmod,
2467 emit_store_flag_force): Likewise
2468 expr.c (emit_move_multi_word, store_expr,
2469 expand_expr_real_1): Likewise
2470 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2471 output_operand): Likewise
2472 flow.c (recompute_reg_usage): Likewise
2473 * function.c (assign_stack_temp_for_type, assign_temp,
2474 handle_epilogue_set): Likewise
2475 * genextract.c (main): Likewise
2476 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2477 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2478 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2479 ready_remove, rm_line_notes, rm_other_notes,
2480 schedule_block): Likewise
2481 mips-tfile.c (copy_object, out_of_bounds): Likewise
2483 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2486 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2487 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2488 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2489 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2491 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2493 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2495 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2496 (gcc_tree_to_linear_expression): Convert to heap allocated
2498 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2499 lbv_to_gcc_expression, lle_to_gcc_expression,
2500 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2501 perfect_nestify): Likewise.
2502 lambda.h (gcc_loopnest_to_lambda_loopnest,
2503 lambda_loopnest_to_gcc_loopnest): Likewise.
2504 tree-loop-linear.c (linear_transform_loops): Likewise.
2506 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2508 * config/sparc/predicates.md (arith_double_operand): Use
2509 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2510 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2511 (DImode, DFmode constant splitters): Likewise. Remove code for
2512 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2513 (logical constant splitters): Use const_int_operand predicate.
2514 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2515 HOST_BITS_PER_WIDE_INT < 64.
2517 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2519 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2520 gcc_unreachable as appropriate.
2521 (force_mode, emit_move_sequence, singlemove_string,
2522 output_move_double, output_fp_move_double, find_addr_reg,
2523 output_block_move, output_block_clear, output_and,
2524 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2525 pa_adjust_cost, pa_issue_rate, print_operand,
2526 output_global_address, output_arg_descriptor, output_cbranch,
2527 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2528 output_call): Likewise.
2529 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2530 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2532 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2534 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2535 _gcov_pow2_profiler and _gcov_one_value_profiler.
2536 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2537 (GTFILES): Add $(srcdir)/tree-profile.c.
2538 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2539 __gcov_one_value_profiler): Declare.
2540 * gimplify.c (force_gimple_operand): Check whether the statements
2541 should be produced in ssa form.
2542 (force_gimple_operand_bsi): New function.
2543 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2544 __gcov_one_value_profiler): New functions.
2545 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2546 the profiled value is a power of two or not.
2547 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2548 * tree-flow.h (in_ssa_p): Declare.
2549 (force_gimple_operand_bsi): Declare.
2550 * tree-into-ssa.c (in_ssa_p): New variable.
2551 (rewrite_into_ssa): Set in_ssa_p.
2552 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2553 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2554 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2555 tree_one_value_profiler_fn): New variables.
2556 (tree_init_edge_profiler): Initialize the profiler function decls.
2557 (tree_gen_edge_profiler): Use global gcov_type_node.
2558 (prepare_instrumented_value): New function.
2559 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2560 tree_gen_one_value_profiler): Call the library functions instead of
2561 creating instrumentation code.
2562 * tree.c (build_fn_decl): New function.
2563 * tree.h (build_fn_decl): Declare.
2564 * value-prof.c (rtl_divmod_values_to_profile,
2565 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2566 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2567 Do not handle may_be_other and precise values of exponents at pow2
2569 (tree_mod_subtract_transform): Reflect that value field of
2570 histogram has changed meaning.
2571 (tree_divmod_values_to_profile): Record the values correctly.
2572 (tree_values_to_profile): Update comment.
2573 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2575 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2577 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2580 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2582 * config/i386/i386.md (length_immediate): Use gcc_assert or
2583 gcc_unreachable, as appropriate.
2584 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2585 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2586 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2587 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2588 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2589 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2590 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2591 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2592 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2593 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2594 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2595 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2596 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2597 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2598 *prefetch_sse_rex): Likewise.
2599 * config/i386/predicates.md (x86_64_immediate_operand,
2600 x86_64_zext_immediate_operand, symbolic_operand,
2601 no_seg_address_operand, aligned_operand,
2602 memory_displacement_operand): Likewise.
2603 * config/i386/sse.md (*mov<mode>_internal,
2604 *movv2df_internal): Likewise.
2606 2005-04-22 Jan Hubicka <jh@suse.cz>
2608 * Makefile.in (ipa.o, ipa-inline.o): New files.
2609 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2610 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2611 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2612 * cgraphunit.c (cgraph_default_inline_p,
2613 cgraph_decide_inlining_incrementally, ncalls_inlined,
2614 nfunctions_inlined, initial_insns, overall_insns,
2615 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2616 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2617 cgraph_mark_inline, cgraph_check_inline_limits,
2618 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2619 update_callee_keys, lookup_recursive_calls,
2620 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2621 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2622 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2623 pass_ipa_inline): Move to ipa-inline.c
2624 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2626 * ipa-inline.c: New file.
2628 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2630 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2631 is turned off by default on Solaris.
2633 2005-04-21 Roger Sayle <roger@eyesopen.com>
2635 * c-common.h (objc_build_method_signature): Update prototype.
2636 * stub-objc.c (objc_build_method_signature): Update the stub
2637 implementation to accept and ignore additional parameter.
2638 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2639 the value of ellipsis to objc_build_method_signature instead
2640 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2642 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2644 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2645 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2646 gen_rtx_* not gen_rtx_fmt_*.
2647 (rs6000_emit_vector_select): Likewise.
2648 (rs6000_emit_sync): New.
2649 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2650 (larx, stcx, cmp): New mode substitutions.
2651 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2652 UNSPEC_ISYNC): New constants.
2653 (rlwinm): Give name.
2654 (memory_barrier, isync, lwsync): New insns.
2655 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2656 (sync_lock_release<mode>): New expander.
2657 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2658 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2659 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2660 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2661 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2662 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2663 (sync_add<mode>_internal, sync_addshort_internal,
2664 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2665 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2666 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2668 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2669 is the memory before, not after, the operation. Clarify
2670 barrier requirements.
2672 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2674 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2675 * lambda.h (lambda_vector_min_nz): Likewise.
2676 * langhooks.h (struct lang_hooks_for_types,
2677 struct lang_hooks): Likewise.
2678 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2681 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2683 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2684 comments to avoid 'abort'. Use gcc_assert as necessary.
2685 * opts.c (common_handle_option): Likewise.
2686 * pretty-print.c (pp_base_format_text): Likewise.
2687 * print-rtl.c (print_rtx): Likewise.
2688 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2689 * regmove.c (try_auto_increment): Likewise.
2690 * reload.c (find_valid_class, find_reloads_toplev,
2691 find_equiv_reg): Likewise.
2692 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2693 merge_assigned_reloads): Likewise.
2694 * tree-inline.c (inline_forbidden_p_1,
2695 estimate_num_insns_1): Likewise.
2696 * tree-optimize.c (execute_todo): Likewise.
2697 * tree-outof-ssa.c (eliminate_phi): Likewise.
2698 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2699 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2700 * tree-ssa-operands.c (parse_ssa_operands,
2701 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2702 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2703 * tree-ssanames.c (release_ssa_name): Likewise.
2704 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2705 walk_tree): Likewise.
2707 * tree-ssa-operands.c (verify_abort): Fold into ..
2708 (verify_imm_links): ... here.
2710 2005-04-21 Richard Henderson <rth@redhat.com>
2712 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2713 on non-memory operand for previous inversion.
2715 2005-04-21 Devang Patel <dpatel@apple.com>
2717 PR optimization/20994
2718 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2719 x = !(a == b) : p , q;.
2720 (pass_if_conversion): Verify stmts and flow.
2722 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2724 * optabs.c (gen_conditional_trap): Restore #define.
2726 * alias.c (true_dependence): Remove 'abort' from comments. Use
2727 gcc_assert and gcc_unreachable as appropriate.
2728 (canon_true_dependence): Likewise.
2729 * bb-reorder.c (connect_traces): Likewise.
2730 * c-common.c (c_add_case_label): Likewise.
2731 * c-decl.c (finish_function): Likewise.
2732 * caller-save.c (insert_restore, insert_save): Likewise.
2733 * cfg.c (update_bb_profile_for_threading): Likewise.
2734 * cfganal.c (flow_active_insn_p): Likewise.
2735 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2736 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2737 cfg_layout_merge_blocks): Likewise.
2738 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2739 find_if_block): Likewise.
2740 * integrate.c (allocate_initial_values): Likewise.
2741 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2742 swap_condition, unsigned_condition, signed_condition,
2743 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2744 reg_or_subregno): Likewise.
2745 * lambda-code.c (lambda_compute_auxillary_space,
2746 lambda_transform_legal_p): Likewise.
2747 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2748 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2749 lhd_incomplete_type_error, lhd_expand_expr,
2750 lhd_types_compatible_p, lhd_tree_size): Likewise.
2751 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2752 * local-alloc.c (update_equiv_regs): Likewise.
2753 * loop-unroll.c (peel_loop_completely
2754 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2755 peel_loop_simple, unroll_loop_stupid,
2756 analyze_iv_to_split_insn): Likewise.
2757 * loop.c (gen_prefetch, find_and_verify_loops,
2758 basic_induction_var): Likewise.
2759 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2760 * value-prof.c (tree_find_values_to_profile): Likewise.
2761 * varasm.c (named_section, default_assemble_integer,
2762 decode_addr_const): Likewise.
2764 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2765 Fariborz Jahanian <fjahanian@apple.com>
2767 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2768 portion of argument passed in fpr.
2769 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2770 decide on partial argument save on stack.
2772 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2774 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2777 2005-04-21 Jan Hubicka <jh@suse.cz>
2779 * cgraphunit.c: Include tree-pass.h
2780 (cgraph_decide_recursive_inlining,
2781 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2782 cgraph_decide_inlining): Dump goes to dump_file.
2783 (cgraph_optimize): Call ipa passes instead of inliner.
2784 (cgraph_gate_inlining, pass_ipa_inline): New.
2785 * tree-optimize.c (all_ipa_passes): New static variable.
2786 (register_one_dump_file): Dead with IPA passes.
2787 (register_dump_files): Likewise.
2788 (init_tree_optimization_passes): Initialize IPA passes.
2789 (execute_todo): Do cgraph dump when asked to, do not dump function body
2791 * tree-pass.h (TODO_dump_cgraph): New macro.
2792 (ipa_passes): Declare.
2793 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2795 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2797 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2798 gcc_assert instead of abort.
2799 (classify_argument, examine_argument, construct_container,
2800 contains_128bit_aligned_vector_p, ix86_check_movabs,
2801 standard_80387_constant_opcode, standard_80387_constant_rtx,
2802 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2803 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2804 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2805 legitimize_tls_address, output_pic_addr_const,
2806 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2807 get_some_local_dynamic_name, print_operand, print_operand_address,
2808 output_387_binary_op, emit_i387_cw_initialization,
2809 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2810 ix86_expand_clear, ix86_expand_binary_operator,
2811 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2812 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2813 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2814 ix86_expand_branch, ix86_expand_setcc,
2815 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2816 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2817 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2818 memory_address_length, ix86_attr_length_immediate_default,
2819 ix86_attr_length_address_default, ix86_agi_dependant,
2820 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2821 ix86_expand_binop_builtin, ix86_force_to_memory,
2822 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2823 x86_emit_floatuns): Likewise.
2824 * config/i386/netware.c (gen_regparm_prefix,
2825 i386_nlm_strip_name_encoding): Likewise.
2826 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2828 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2830 * optabs.c (gen_condiational_trap): Remove #define.
2831 (add_equal_note): Assertify. Remove explicit indirection from
2832 call via function pointer.
2833 (expand_ternary_op, expand_simple_binop, expand_binop,
2834 expand_twoval_unop, expand_twoval_binop,
2835 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2836 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2837 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2838 prepare_float_lib_cmp, emit_conditional_move,
2839 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2840 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2841 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2842 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2844 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2846 * vec.h: Update API to separate allocation mechanism from type.
2847 (VEC_safe_grow): New.
2848 * vec.c (calculate_allocation): New.
2849 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2850 (vec_gc_free, vec_heap_free): Remove.
2851 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2853 (mangle_macro_name): New.
2854 (struct macro_def): New.
2855 (struct macro): Add multiple argument values.
2856 (macro_expans_end): New.
2857 (push_macro_expansion): Chain on new macro. Process multiple
2858 args, create follow on expansion. Return follow on argument.
2859 (macro_input): Deal with multiple arguments.
2861 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2862 (struct tree_binfo): Adjust.
2863 * basic-block.h: Define VEC(edge,gc).
2864 (struct edge_def): Adjust.
2865 (struct basic_block_def, struct edge_iterator): Likewise.
2866 (ei_container, ei_start_1, ei_last_1): Likewise.
2867 * cfg.c (connect_src, connect_dest): Likewise.
2868 * cfgrtl.c (force_nonfallthru_and_redirect)
2869 * dbxout.c (dbxout_type)
2870 * dwarf2out.c (gen_member_die)
2871 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2872 (gcc_tree_to_linear_expression): Adjust.
2873 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2874 lbv_to_gcc_expression, lle_to_gcc_expression,
2875 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2876 perfect_nestify): Likewise.
2877 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2878 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2879 * profile.c (instrument_values): Adjust.
2880 * tree-cfg.c (modified_noreturn_calls): Adjust.
2881 (remove_fallthru_edge): Likewise.
2882 * tree-dump.c (dequeue_and_dump): Adjust.
2883 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2884 * tree-flow.h (modified_noreturn_calls): Adjust.
2885 (tree_on_heap): Remove. (yay!)
2886 (register_new_def): Adjust.
2887 * tree-into-ssa.c: Define VEC(int,heap).
2888 (block_defs_stack): Adjust.
2889 (find_idf, insert_phi_nodes, register_new_def,
2890 rewrite_initialize_block, rewrite_finalize_block,
2891 register_new_update_single, rewrite_update_init_block,
2892 rewrite_update_fini_block, rewrite_blocks,
2893 ssa_rewrite_finalize_block, ssa_register_new_def,
2894 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2895 * tree-loop-linear.c (linear_transform_loops): Adjust.
2896 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2897 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2898 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2899 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2900 vrp_variables_stack): Adjust declarations.
2901 (tree_ssa_dominator_optimize): Adjust.
2902 (dom_opt_initialize_block, remove_local_expressions_from_table,
2903 restore_nonzero_vars_to_original_value,
2904 restore_vars_to_original_value,
2905 restore_currdefs_to_original_value, dom_opt_finalize_block,
2906 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2907 optimize_stmt, update_rhs_and_lookup_avail_expr,
2908 lookup_avail_expr, record_range): Likewise.
2909 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2910 (compute_antic_aux): Adjust.
2911 (inserted_exprs, create_expression_by_pieces,
2912 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2913 remove_dead_inserted_code, fini_pre): Likewise.
2914 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2915 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2916 ssa_prop_init): Likewise.
2917 * tree-ssa.c: Define VEC(bitmap,heap).
2918 (verify_name_tags): Adjust.
2919 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2920 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2921 tree_divmod_values_to_profile, tree_find_values_to_profile,
2922 value_profile_transformations): Likewise.
2923 * value-prof.h: Define VEC(histogram_value,heap).
2924 * varasm.c: Remove alias_pair pointer typedef, define
2926 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2928 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2929 not a pointer to it. Create an object vector.
2930 (extern_symbols): Turn into an object vector.
2931 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2933 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2936 * Makefile.in (tree-chrec.o): Depend on params.h.
2937 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2939 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2940 and fold build with fold_buildN.
2941 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2942 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2943 (tree_contains_chrecs): Compute an estimation of the size of the
2945 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2946 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2947 * tree-scalar-evolution.c (simple_iv): Ditto.
2948 * doc/invoke.texi (scev-max-expr-size): Documented.
2950 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2952 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2953 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2954 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2955 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2956 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2957 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2958 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2959 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2960 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2961 (darwin_fix_and_continue_switch): Delete.
2962 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2963 (SUBTARGET_SWITCHES): Delete.
2964 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2965 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2966 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2967 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2968 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2969 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2970 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2971 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2972 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2973 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2974 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2975 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2976 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2977 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2978 (TARGET_64BIT): Undef before redefining.
2979 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2980 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2981 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2982 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2983 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2984 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2985 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2986 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2987 (ix86_debug_arg_string, ix86_debug_addr_string)
2988 (ix86_align_loops_string, ix86_align_jumps_string)
2989 (ix86_align_funcs_string): Delete.
2990 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2991 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2992 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2993 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2994 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2995 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2996 (SUBTARGET_SWITCHES): Delete.
2997 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2998 (ix86_debug_addr_string): Delete.
2999 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3000 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3001 (ix86_align_loops_string, ix86_align_jumps_string)
3002 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3003 (ix86_align_funcs_string): Make static.
3004 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3005 (ix86_handle_option): New function.
3006 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3007 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3008 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3009 of darwin_fix_and_continue_switch.
3010 (darwin_one_byte_bool): Delete.
3011 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3012 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3013 to darwin_one_byte_bool.
3014 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3015 * config/i386/djgpp.opt, config/i386/i386.opt,
3016 * config/i386/sco5.opt: New files.
3018 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3020 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3021 fp_zero_operand, fp_register_operand, intreg_operand,
3022 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3023 call_operand, call_operand_address, tgd_symbolic_operand,
3024 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3025 symbolic_operand, symbolic_memory_operand, label_ref_operand,
3026 sp64_medium_pic_operand, data_segment_operand,
3027 text_segment_operand, splittable_symbolic_memory_operand,
3028 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3029 eq_or_neq, normal_comp_operator, noov_compare_op,
3030 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3031 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3032 const64_operand, const64_high_operand, arith11_operand,
3033 arith10_operand, arith_double_operand, arith_double_4096_operand,
3034 arith_double_add_operand, arith11_double_operand,
3035 arith10_double_operand, small_int, small_int_or_double,
3036 uns_small_int, uns_arith_operand, clobbered_register,
3037 input_operand, compare_operand): Delete.
3038 (sparc_emit_set_const32): Use predicates in assertion. Remove special
3039 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3040 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3041 (GEN_HIGHINT64, GEN_INT64): Delete.
3042 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3043 gen_safe_XOR64): Adjust for above deletion.
3044 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3045 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3046 (legitimate_constant_p): Use const_zero_operand instead.
3047 (sparc_extra_constraint_check): Likewise.
3048 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3049 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3050 (PREDICATE_CODES): Delete.
3051 * config/sparc/sparc.md: Include predicates.md.
3052 (All patterns): Adjust for new predicate names.
3053 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3054 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3055 (movdi): Use general_operand predicate.
3056 (movdi_sp64_dbl): Delete.
3057 (movdi_const64_special): Add 'N' constraint.
3058 (movdicc): Use arith10_operand predicate.
3059 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3060 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3061 (movdi_cc_reg_sp64_trunc): Delete.
3062 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3063 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3064 (subdi3_sp32): Delete.
3065 (subdi3_insn_sp32): Change to define_insn_and_split.
3066 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3067 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3068 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3069 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3070 small_int_operand predicate.
3071 (divdi3, udivdi3): Use arith_operand predicate.
3072 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3073 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3074 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3075 (xordi3_sp64_dbl): Delete.
3076 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3077 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3078 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3079 cmp_ccx_set_not): Use arith_operand predicate.
3080 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3081 * config/sparc/predicates.md: New file.
3083 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3085 PR tree-optimization/14846
3086 * fold-const.c (fold_single_bit_test_into_sign_test): New,
3088 (fold_single_bit_test): ... here.
3089 (fold_binary): Call fold_single_bit_test_into_sign_test
3090 instead of fold_single_bit_test.
3092 2005-04-20 James E Wilson <wilson@specifixinc.com>
3095 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3096 is another declaration.
3098 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3100 * config/cris/predicates.md: New file.
3101 * config/cris/cris-protos.h (cris_store_multiple_op_p)
3102 (cris_movem_load_rest_p): Declare.
3103 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3104 (cris_movem_load_rest_p): Ditto. Globalize.
3105 (cris_bdap_operand, cris_bdap_biap_operand,
3106 cris_orthogonal_operator, cris_commutative_orth_op,
3107 cris_operand_extend_operator,
3108 cris_additive_operand_extend_operator, cris_extend_operator,
3109 cris_plus_or_bound_operator, cris_mem_op,
3110 cris_general_operand_or_symbol,
3111 cris_general_operand_or_gotless_symbol,
3112 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3113 cris_load_multiple_op): Remove predicate functions.
3114 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3115 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3116 * config/cris/cris.h (PREDICATE_CODES): Don't define.
3117 * config/cris/cris.md: Include predicates.md.
3118 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3120 2005-04-20 Ian Lance Taylor <ian@airs.com>
3122 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3123 * c-common.h (STMT_EXPR_STMT): Don't define.
3124 (STMT_EXPR_NO_SCOPE): Don't define.
3125 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3126 * c-pretty-print.c (pp_c_primary_expression): Likewise.
3127 (pp_c_expression): Likewise.
3129 2005-04-20 Richard Henderson <rth@redhat.com>
3132 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3134 2005-04-20 Jeff Law <law@redhat.com>
3136 * reload1.c (reload): Ignore equivalences between pseudos and
3139 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
3142 * c-tree.h (struct c_label_list): Update comment.
3143 (struct c_label_context): Rename to struct c_label_context_se.
3144 (label_context_stack): Rename to label_context_stack_se.
3145 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3146 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3147 c_end_vm_scope): New.
3148 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3149 * c-decl.c (pop_scope): Call c_end_vm_scope.
3150 (pushdecl): Call c_begin_vm_scope for variably modified
3152 (define_label): Check for jumping into scope of identifier with
3153 variably modified type. Push label on stack for those defined at
3154 current context of identifiers with variably modified type.
3155 (start_function): Create stack level for context of identifiers
3156 with variably modified type.
3157 (finish_function): Pop stack level for context of identifiers with
3158 variably modified type.
3159 * c-typeck.c (label_context_stack): Rename to
3160 label_context_stack_se.
3161 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3162 (c_finish_goto_label): Check for jumping into scope of identifier
3163 with variably modified type. Push label on stack for those jumped
3164 to from current context of identifiers with variably modified
3166 (struct c_switch): Add blocked_vm.
3167 (c_start_case): Initialize blocked_vm.
3168 (do_case): Check blocked_vm.
3169 (c_finish_case): Add comment.
3170 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3171 variable label_context_stack.
3173 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3175 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3176 conditional_replacement, value_replacement, abs_replacement,
3178 (replace_phi_edge_with_variable): Remove argument BB.
3179 (conditional_replacement, value_replacement,
3180 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3181 Update a call to replace_phi_edge_with_variable.
3183 * tree-ssa-phiopt.c: Fix comments.
3185 2005-04-20 Michael Matz <matz@suse.de>
3188 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3191 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3193 * tree-ssa-phiopt.c: Fix comment typos.
3195 PR tree-optimization/21116
3196 * tree-ssa-phiopt.c: Fix a typo.
3198 2005-04-19 Richard Henderson <rth@redhat.com>
3200 * builtins.c (expand_builtin_sync_operation): Revert last change.
3201 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3203 (expand_compare_and_swap_loop): Likewise.
3204 (expand_sync_operation): Remove fallback from NAND to AND; invert
3205 memory operand when expanding from cmpxchg.
3206 (expand_sync_fetch_operation): Likewise.
3207 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3210 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3211 when implementing NAND. Fix double-add for AFTER.
3212 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3213 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3214 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3216 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3219 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3220 to return old memory value.
3221 (sync_compare_and_swap_cc<IMODE>): Likewise.
3223 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3224 return pre-reload. Don't consider output or anti dependencies.
3225 * config/ia64/sync.md (IMODE): New.
3226 (modesuffix): Add QI and HI.
3227 (memory_barrier): Simplify expansion.
3228 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3229 (cmpxchg_acq_<IMODE>): Likewise.
3230 (sync_lock_test_and_set<IMODE>): Likewise.
3231 (sync_lock_release<IMODE>): Likewise.
3233 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3235 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3238 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3240 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3242 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3243 Joseph S. Myers <joseph@codesourcery.com>
3245 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3246 * c-typeck.c (build_c_cast): Check these options.
3247 * doc/invoke.texi: Document these options.
3249 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3251 * tree-ssa-phiopt.c: Update a comment about the pass.
3253 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3255 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3256 config/mcore/mcore.c: Fix comment typos.
3258 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3260 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3261 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3263 2005-04-19 Paul Brook <paul@codesourcery.com>
3265 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3267 2005-04-19 Andrew Haley <aph@redhat.com>
3270 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3271 looking at a field's bitpos.
3273 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3275 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3276 libiberty functions.
3278 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3280 PR tree-optimization/21096
3281 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3283 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3286 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3287 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3289 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3291 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3292 refers to the function being dumped.
3294 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3296 * varasm.c (assemble_start_function): Remove reset of in_section.
3298 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3300 PR tree-optimization/21085
3301 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3304 2005-04-19 Ben Elliston <bje@au.ibm.com>
3306 * doc/invoke.texi (Optimize Options): Refer to the correct
3307 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3309 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3311 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3312 alloca argument to be big enough.
3314 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3317 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3320 2005-04-18 Tom Tromey <tromey@redhat.com>
3322 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3325 2005-04-18 Richard Henderson <rth@redhat.com>
3327 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3328 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3329 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3330 * config/alpha/alpha-protos.h: Update.
3331 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3332 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3333 (attr type): Add ld_l, st_c, mb.
3334 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3335 iornotsi3, xorsi_internal, xornotsi3): New.
3336 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3337 (ev4_ist_c, ev4_mb): New.
3338 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3340 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3341 (ev6_ist): Add st_c.
3343 * config/alpha/sync.md: New file.
3345 2005-04-18 Richard Henderson <rth@redhat.com>
3347 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3350 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3352 2005-04-18 Devang Patel <dpatel@apple.com>
3354 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3356 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3358 PR tree-optimization/20922
3359 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3360 Fold X + c >= X and fold X - c <= X to true.
3362 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3364 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3366 (emergency_labeled_state_free): Likewise.
3368 2005-04-18 Nick Clifton <nickc@redhat.com>
3370 * config/h8300/h8300.md (jump): Remove prescan parameter from
3371 calls to final_scan_insn.
3373 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3374 parameter from calls to final_scan_insn.
3376 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3378 (v850e, v850e1): Use the v850.opt file for target specific
3381 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3383 PR tree-optimization/21001
3384 * tree-optimize.c (init_tree_optimization_passes): Move the
3385 first pass_forwprop immediately before pass_vrp.
3387 2005-04-17 Ian Lance Taylor <ian@airs.com>
3389 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3390 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3391 from enum tree_code op to bool is_sizeof.
3392 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3393 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3394 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3396 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3398 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3401 2005-04-17 Ian Lance Taylor <ian@airs.com>
3403 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3405 2005-04-17 Richard Henderson <rth@redhat.com>
3407 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3409 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3410 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3411 of indirection through ssa names while looking for the gpr counter
3413 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3414 saved va_list_gpr_size and va_list_fpr_size.
3416 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3418 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3419 both pointers or both integers.
3421 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3422 ASSERT_EXPRs for single-use variable.
3424 * tree-into-ssa.c: Fix a comment typo.
3426 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3428 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3429 -mipsN before forcing a default of -mips2.
3431 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3433 * predict.h (IS_TAKEN): Remove.
3434 * rtl.h (NOTE_PREDICTION): Likewise.
3436 * modulo-sched.c (CFG_HOOKS): Remove.
3438 * c-parser.c (N_C_TTYPES): Remove.
3440 * tree-flow-inline.h (get_stmt_operands): Remove.
3441 * lambda-code.c, tree-ssa-loop-unswitch.c,
3442 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3443 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3444 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3445 calls to get_stmt_operands.
3446 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3448 2005-04-17 Richard Henderson <rth@redhat.com>
3451 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3452 of CUMULATIVE_ARGS past the last named argument.
3453 (alpha_va_start): Expect pretend_args_size only if strictly less than
3456 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3459 * builtins.c (expand_builtin_strcat): Convert the result of
3460 strlen to the right type.
3461 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3462 avoid creating type mismatches.
3463 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3466 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3468 2005-04-16 Richard Henderson <rth@redhat.com>
3471 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3472 Use the mode of boolean_type_node when the user doesn't provide one.
3473 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3475 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3478 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3481 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3484 2005-04-16 Roger Sayle <roger@eyesopen.com>
3485 Steven Bosscher <stevenb@suse.de>
3487 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3488 (fold_unary_to_constant): Likewise.
3490 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3492 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3495 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3497 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3498 names related to target triplets.
3499 Remove i?86-*-esix from platform directory.
3500 Remove powerpc-*-eabiaix from platform directory.
3502 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3505 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3506 falling through from SUBREG case to REG.
3508 2005-04-15 Roger Sayle <roger@eyesopen.com>
3510 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3511 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3512 (fold_binary_to_constant): Simplify using fold_binary.
3513 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3515 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3517 * gthr-posix.c (pthread_cancel): Define.
3518 (pthread_mutexattr_init): Likewise.
3519 (pthread_mutexattr_settype): Likewise.
3520 (pthread_mutexattr_destroy): Likewise.
3522 2005-04-15 David S. Miller <davem@davemloft.net>
3525 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3527 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3529 PR tree-optimization/21031
3530 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3531 (forward_propagate_into_cond_1): Call it. Forward propagate
3532 integer-integer casts into COND_EXPRs.
3534 2005-04-15 Dave Korn <dave.korn@artimi.com>
3536 * gcc.c (default_compilers): Clarify obscure error message when
3537 reading from standard input.
3539 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3541 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3542 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3544 * tree-ssa-alias.c (init_alias_info): Remove a call to
3547 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3549 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3550 of non-virtual PHI nodes like we use to.
3552 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3554 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3555 (attr_copy_rtx): Do not use it.
3557 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3559 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3561 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3563 * tree-vect-transform.c (vectorizable_store): Mark necessary
3564 objects in the vectorized store needing renaming. Update the
3565 SSA graph for V_MAY_DEF operands in the original store.
3567 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3569 * tree-ssa-pre.c (compute_avail): It's okay to have
3570 TREE_INVARIANT's here, and value number the resulting expressions.
3571 (create_expression_by_pieces): Make sure operands that were
3572 min_invariant when we started, stay that way.
3574 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3576 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3578 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3580 PR tree-optimization/20936.
3581 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3583 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3585 * doc/invoke.texi: Fix typos.
3586 * doc/md.texi: Likewise.
3587 * doc/rtl.texi: Likewise.
3588 * doc/sourcebuild.texi: Likewise.
3589 * doc/tm.texi: Likewise.
3591 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3593 PR tree-optimization/21004
3594 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3595 and floorl in c99 mode only.
3596 * builtins.c (expand_builtin_int_roundingfn): Assert that
3597 fallback_fndecl is not NULL_TREE.
3599 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3601 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3602 * basic-block.h: Update the prototype for
3603 purge_all_dead_edges.
3604 * cfgexpand.c (tree_expand_cfg): Update a call to
3605 purge_all_dead_edges.
3606 * combine.c (combine_instructions): Likewise.
3607 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3608 rest_of_handle_cse2, rest_of_handle_gcse,
3609 rest_of_handle_postreload): likewise.
3611 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3614 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3615 e.g. cv-qualification conversions.
3617 2005-04-14 Mike Stump <mrs@apple.com>
3619 * config/darwin-c.c (framework_construct_pathname): We must
3620 find all headers of a framework in the first instance of it
3621 found in the seach path.
3623 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3625 PR tree-optimization/21021
3626 * tree-vrp.c (compare_values): Work around a bug in the front
3627 end that produces a comparison of mismatched types.
3629 2004-04-14 Richard Henderson <rth@redhat.com>
3631 * config/ia64/ia64.h (enum fetchop_code): Remove.
3632 (enum ia64_builtins): Move ...
3633 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3634 members except BSP and FLUSHRS.
3635 (ia64_init_builtins): Remove __sync builtins.
3636 (ia64_expand_builtin): Likewise.
3637 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3638 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3639 (ia64_expand_lock_release): Remove.
3640 * config/ia64/ia64.md (mf): Move to sync.md.
3641 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3642 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3643 * config/ia64/sync.md: New file.
3644 (memory_barrier): Rename from mf.
3645 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3646 (cmpxchg_acq_<I48MODE>): Likewise.
3647 (sync_lock_test_and_set<I48MODE>): Likewise.
3649 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3650 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3652 2004-04-14 Richard Henderson <rth@redhat.com>
3654 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3655 (ix86_compare_emitted): New.
3656 (ix86_expand_compare): Use ix86_compare_emitted if set.
3657 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3658 and ix86_compare_op0 are set.
3659 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3660 (TARGET_CMPXCHG, TARGET_XADD): New.
3661 (ix86_compare_emitted): Declare.
3662 * config/i386/i386.md: Include sync.md
3663 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3664 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3665 * config/i386/sync.md: New file.
3667 2004-04-14 Richard Henderson <rth@redhat.com>
3670 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3671 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3672 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3673 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3674 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3675 BT_FN_I8_VPTR_I8_I8): New.
3676 * builtins.def (DEF_SYNC_BUILTIN): New.
3677 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3678 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3679 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3680 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3681 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3682 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3683 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3684 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3685 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3686 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3687 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3688 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3689 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3690 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3691 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3692 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3693 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3694 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3695 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3696 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3697 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3698 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3699 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3700 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3701 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3702 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3703 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3704 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3705 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3706 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3707 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3708 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3709 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3710 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3711 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3712 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3713 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3714 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3715 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3716 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3717 BUILT_IN_SYNCHRONIZE: New.
3718 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3719 as a function. Accept __sync_ as a prefix as well.
3720 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3721 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3722 expand_builtin_lock_release): New.
3723 (expand_builtin): Call them.
3724 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3725 neither BOTH_P nor FALLBACK_P are defined.
3726 (builtin_type_for_size): New.
3727 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3728 (resolve_overloaded_builtin): New.
3729 * c-common.h (resolve_overloaded_builtin): Declare.
3730 (builtin_type_for_size): Declare.
3731 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3732 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3733 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3734 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3735 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3736 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3737 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3738 sync_compare_and_swap_cc, sync_lock_test_and_set,
3739 sync_lock_release): New.
3740 * optabs.h: Declare them.
3741 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3742 expand_sync_operation, expand_sync_fetch_operation,
3743 expand_sync_lock_test_and_set): Declare.
3744 * genopinit.c (optabs): Add sync optabs.
3745 * optabs.c (init_optabs): Initialize sync optabs.
3746 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3747 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3748 expand_sync_operation, expand_sync_fetch_operation,
3749 expand_sync_lock_test_and_set): New.
3750 * doc/extend.texi (Atomic Builtins): New section
3751 * doc/md.texi (Standard Names): Add sync patterns.
3753 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3755 * tree-eh.c (lower_try_finally_copy): Generate new code in
3756 response to goto_queue entries as if the queue was sorted by
3757 index, not pointers.
3758 (lower_try_finally_switch): Likewise.
3760 2005-04-14 Richard Henderson <rth@redhat.com>
3762 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3763 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3765 (ix86_expand_fp_movcc): Update to match.
3766 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3767 * config/i386/i386-protos.h: Update.
3768 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3769 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3771 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3773 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3776 2005-04-14 Julian Brown <julian@codesourcery.com>
3778 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3779 link failures on ppc64 Linux.
3781 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3783 * config.gcc: Set cpu_type for s390.
3785 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3787 Fix PR tree-optimization/20963
3788 * tree-ssa-pre.c (compute_avail): Remove special case for
3790 (create_expression_by_pieces): Add value numbers for forced out
3793 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3795 * config/cris/cris.md: Replace references to (reg:SI 16) with
3796 (reg:SI CRIS_SRP_REGNUM).
3798 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3800 PR tree-optimization/20657
3801 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3802 create an appropriate range from it.
3804 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3806 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3807 <UNSPEC_FIST_CEIL> case.
3809 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3810 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3811 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3812 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3813 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3814 (lfloor<mode>2): New expanders.
3815 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3816 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3817 to implement lceil and llceil built-ins as x87 intrinsic function.
3818 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3819 (lceil<mode>2): New expanders.
3821 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3823 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3824 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3826 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3829 * config/s390/s390-modes.def: Define TFmode.
3831 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3833 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3834 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3835 * config/mips/mips.c (mips16_insn_length): Remove reference to
3836 JUMP_TABLES_IN_TEXT_SECTION.
3838 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3840 * simplify-rtx.c (simplify_binary_operation_1): Return
3841 scalar or vector of constant 0, depending on the xor's
3844 2005-04-13 Dale Johannesen <dalej@apple.com>
3846 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3847 (objc-act.o): Ditto.
3848 * objc/objc-act.c (objc_gimplify_expr): New.
3849 (objc_get_callee_fndecl): New.
3850 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3851 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3852 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3854 2005-04-13 Devang Patel <dpatel@apple.com>
3856 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3859 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3861 CRIS prologue as RTL.
3862 * config/cris/cris-protos.h (cris_emit_movem_store)
3863 (cris_expand_prologue): Prototype.
3864 * config/cris/cris.c (struct machine_function): New member
3866 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3867 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3868 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3869 (cris_load_multiple_op, cris_return_address_on_stack)
3870 (cris_return_address_on_stack_for_return): ISO-Cify.
3871 (cris_store_multiple_op): New predicate function.
3872 (cris_expand_prologue, cris_emit_movem_store): New functions.
3873 (cris_print_operand) <case 'O'>: Handle modifications other than
3875 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3876 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3877 (cris_gen_movem_load): Rearrange slightly to make local variable
3878 src a parameter, removing osrc.
3879 (cris_setup_incoming_varargs): Set machine_function member
3880 stdarg_regs to correspond to the number of registers that need to
3882 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3884 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3885 cris_general_operand_or_gotless_symbol accept UNSPEC.
3886 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3887 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3888 ("*cris_store_multiple"): New pattern. Tweak common comment above
3889 this and "*cris_load_multiple".
3890 ("prologue"): New define_expand.
3892 * config/cris/cris.md ("epilogue"): Conditionalize on
3893 TARGET_PROLOGUE_EPILOGUE.
3895 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3898 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3899 fpsr 0 instead of fpsr 1.
3900 (divsf3_internal_thr): Ditto.
3901 (divdf3_internal_lat): Ditto.
3902 (divdf3_internal_thr): Ditto.
3903 (divxf3_internal_lat): Ditto.
3904 (divxf3_internal_thr): Ditto.
3906 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3908 PR tree-optimization/20913
3909 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3911 PR tree-optimization/20702
3912 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3913 dominator children that haven't been walked into.
3915 2005-04-13 Julian Brown <julian@codesourcery.com>
3917 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3918 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3921 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3923 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3924 config/i386/sse.md: Fix comment typos.
3926 * genattrtab.c (NULL_ATTR): Remove.
3927 * ifcvt.c (NULL_EDGE): Likewise.
3929 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3931 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3932 NOTE_PREDICT): Remove.
3934 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3936 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3937 * configure: Regenerate.
3938 * config.in: Likewise.
3939 * system.h: Declare vsnprintf if not already declared.
3941 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3943 * optc-gen.awk: Handle stand-alone Mask records.
3944 * opth-gen.awk: Likewise.
3945 * doc/options.texi (Option file format): Document them.
3946 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3947 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3948 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3949 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3950 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3951 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3952 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3953 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3954 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3955 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3956 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3957 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3958 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3959 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3960 TARGET_LONG_DOUBLE_128): Likewise.
3961 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3962 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3963 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3964 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3965 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3966 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3967 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3968 * config/sparc/sparc.c (fpu_option_set): New global.
3969 (sparc_handle_option): New function.
3970 (sparc_override_options): Test fpu_option_set.
3971 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3972 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3973 * config/sparc/sparc.opt: New file.
3974 * config/sparc/little-endian.opt: Likewise.
3975 * config/sparc/long-double-switch.opt: Likewise.
3977 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3979 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3980 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3981 * config/bfin/bfin.opt (mshared-library-id=): Lose
3982 Var(bfin_lib_id_given).
3984 2005-04-13 Matt Thomas <matt@3am-software.com>
3986 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3989 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3991 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3993 * cgraphunit.c (INSNS_PER_CALL): Remove.
3995 * tree-ssa-forwprop.c (vars,
3996 record_single_argument_cond_exprs,
3997 substitute_single_use_vars): Remove.
3998 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4000 (tree_ssa_forward_propagate_single_use_vars): Call
4001 forward_propagate_into_cond for each COND_EXPR.
4003 * tree-inline.c (INSNS_PER_STMT): Remove.
4005 2005-04-12 Richard Henderson <rth@redhat.com>
4007 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4008 (ix86_expand_sse_fp_minmax): ... from ...
4009 (ix86_expand_fp_movcc): ... here.
4010 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4011 * config/i386/i386-protos.h: Update.
4012 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4013 (sse_setccsf, sse_setccdf): Allow before reload.
4014 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4015 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4016 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4017 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4018 (anddf3, nanddf3, iordf3, xordf3): New.
4020 2005-04-12 Jeff Law <law@redhat.com>
4022 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4023 (tree-ssa-uncprop.o): Add dependencies.
4024 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4025 * tree-flow.h (remove_useless_stmts): Remove prototype.
4026 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4027 remove_useless_stmts.
4028 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4029 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4030 * tree-pass.h (pass_uncprop): Declare.
4031 * tree-ssa-uncprop.c: New file.
4033 2005-04-12 James E. Wilson <wilson@specifixinc.com>
4036 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4038 2005-04-12 Caroline Tice <ctice@apple.com>
4040 Temporary fix for partitioning problems.
4041 * passes.c (rest_of_handle_final): Remove code that
4042 frees unlikely_text_section_name,
4043 * varasm.c (assemble_start_function): Test for partitioning
4044 flag before writing out section labels.
4045 (assemble_end_function): Test for partitioning flag before
4046 writing out section labels.
4048 2005-04-12 Steven Bosscher <stevenb@suse.de>
4049 Stuart Hastings <stuart@apple.com>
4050 Jan Hubicka <jh@suse.cz>
4052 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4053 references to gt-tree-cfg.h.
4054 * basic-block.h (struct basic_block_def): Don't skip rbi
4055 for garbage collection.
4056 (struct reorder_block_def): Make GTY-able.
4057 (struct control_flow_graph): New structure.
4058 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4059 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4060 but instead defines to the control_flow_graph for cfun.
4061 (label_to_block_map): New define, points to the label map of
4062 the control_flow_graph for cfun.
4063 (n_edges_for_function, n_basic_blocks_for_function,
4064 last_basic_block_for_function, basic_block_info_for_function,
4065 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4066 basic_block_info_for_function, label_to_block_map_for_function):
4067 Counterparts for the above, taking a struct function as an extra
4069 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4070 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4071 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4072 (alloc_rbi_pool, free_rbi_pool): Remove.
4073 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4074 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4076 (cfg_layout_finalize) ... and don't free it here.
4077 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4079 * flow.c (free_basic_block_vars): Set label_to_block_map and
4080 n_edges to zero too.
4081 * function.h (struct function): Add cfg field.
4082 * function.c (allocate_struct_function): Allocate the cfg.
4083 * tree-cfg.c (label_to_block_map): Remove.
4084 (build_tree_cfg): Don't allocate the rbi pool here...
4085 (delete_tree_cfg_annotations): ...and don't free it here.
4086 Also don't nullify label_to_block_map for cfun.
4088 2005-04-12 Caroline Tice <ctice@apple.com>
4090 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4091 Revert my patch from April 9.
4092 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4093 (reorder_basic_blocks): Revert my patch from April 9.
4094 (insert_section_boundary_note): Revert my patch from April 9.
4095 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4096 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4097 (COLD_END_LABEL): Revert my patch from April 9.
4098 (cold_text_section_label): Revert my patch from April 9.
4099 (cold_end_label): Revert my patch from April 9.
4100 (dwarf2out_switch_text_section): Revert my patch from April 9.
4101 (output_aranges): Revert my patch from April 9.
4102 (output_ranges): Revert my patch from April 9.
4103 (output_line_info): Revert my patch from April 9.
4104 (add_location_or_const_value_attribute): Revert my patch from April 9.
4105 (dwarf2out_var_location): Revert my patch from April 9.
4106 (dwarf2out_init): Revert my patch from April 9.
4107 (dwarf2out_finish): Revert my patch from April 9.
4108 * function.h (struct function): Revert my patch from April 9.
4109 * opts.c (decode_options): Revert my patch from April 9.
4110 * output.h (unlikely_section_label, hot_section_label,
4111 hot_section_end_label, cold_section_end_label,
4112 unlikely_text_section_name): Revert my patch from April 9.
4113 * passes.c (rest_of_handle_final): Revert my patch from April 9.
4114 * varasm.c (unlikely_section_label, hot_section_label,
4115 hot_section_end_label, cold_section_end_label,
4116 unlikely_text_section_name): Revert my patch from April 9.
4117 (initialize_cold_section_name): Revert my patch from April 9.
4118 (unlikely_text_section): Revert my patch from April 9.
4119 (in_unlikely_text_section): Revert my patch from April 9.
4120 (named_section): Revert my patch from April 9.
4121 (function_section): Revert my patch from April 9.
4122 (current_function_section): Revert my patch from April 9.
4123 (assemble_start_function): Revert my patch from April 9.
4124 (assemble_end_function): Revert my patch from April 9.
4125 (default_section_type_flags_1): Revert my patch from April 9.
4127 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4129 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4130 * config/sparc/sparc.md (untyped_call): Save the registers manually.
4132 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4134 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
4137 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4138 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4140 2004-04-12 Richard Henderson <rth@redhat.com>
4142 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4143 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4144 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4145 (UNSPEC_*, UNSPECV_*): Renumber.
4147 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
4150 From Richard Henderson <rth@redhat.com>:
4151 * tree-mudflap.c (mf_build_check_statement_for): Correct block
4154 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
4156 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4158 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4160 * config/bfin/bfin.c (bfin_library_id_string): Remove.
4161 (bfin_library_id): New variable.
4162 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4163 instead of bfin_library_id_string.
4164 (bfin_handle_option): New function.
4165 (override_options): Remove most code to deal with shared library IDs,
4166 just check they aren't used without -mid-shared-library.
4167 (TARGET_HANDLE_OPTION): Define.
4168 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4169 * config/bfin/bfin.opt (mshared-library-id=): New.
4171 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4173 * tree-vect-transform.c: Fix comment typos.
4175 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4177 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4178 split critical edges when not possible/profitable.
4180 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4182 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4183 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4184 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4185 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4186 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4187 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4188 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4189 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4191 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4192 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4193 * config/ns32k/ns32k.opt: New file.
4195 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4197 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4198 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4199 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4200 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4201 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4202 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4203 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4204 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4205 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4206 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4207 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4208 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4209 (MASK_COLDFIRE): Formatting fixes.
4210 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4211 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4212 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4213 "_current_shared_library_a5_offset_".
4214 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4215 (MASK_ALL_CPU_BITS): New macro.
4216 (m68k_handle_option): New function.
4217 (override_options): Remove handling of m68k_library_id_string.
4218 * config/m68k/m68k.opt: New file.
4219 * config/m68k/ieee.opt: New file.
4221 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4223 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4224 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4225 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4226 (TARGET_CXX): Adjust accordingly.
4227 * target.h (struct gcc_target): Remove epxort_class_data. Add
4228 determine_class_data_visibility and class_data_always_comdat.
4229 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4230 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4231 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4232 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4233 (arm_cxx_determine_class_data_visibility): New.
4234 (arm_cxx_class_data_always_comdat): Likewise.
4235 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4236 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4237 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4238 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4239 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4242 2005-04-11 Devang Patel <dpatel@apple.com>
4244 * tree-data-ref.c (build_classic_dist_vector,
4245 compute_subscript_distance): Make externally visible.
4246 * tree-data-ref.h (build_classic_dist_vector,
4247 compute_subscript_distance): Same.
4248 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4249 Check distance vector against vectorization factor.
4250 (vect_analyze_loop): Determine vectorizaion factor before
4251 analyzing data dependences.
4252 * tree-vectorizer.c (loops_num): Make it externally visible and
4254 * tree-vectorizer.c (vect_loops_num): ... new name.
4255 * tree-vectorizer.h (vect_loops_num): New.
4257 2005-04-11 Devang Patel <dpatel@apple.com>
4259 * tree-vect-analyze.c (vect_analyze_operations): Check
4260 vectorizable codition.
4261 * tree-vect-transform.c (vect_is_simple_cond): New function.
4262 (vectorizable_condition): New function.
4263 (vect_transform_stmt): Handle condition_vec_info_type.
4264 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4265 condition_vec_info_type.
4266 (vectorizable_condition): New.
4268 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4270 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4271 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4272 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4274 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4275 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4277 * dwarf2out.c (output_line_info): Don't try to dereference
4278 a NULL current_function_decl.
4280 * config/t-slibgcc-darwin: Don't put shared libraries in
4281 directories other than $(slibdir).
4282 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4285 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4287 PR tree-optimization/20933
4288 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4289 logic to reject aliases between read-only and writable
4291 (may_alias_p): ... here.
4292 (get_tmt_for): Do not associate read-only tags to pointers
4293 whose pointed-to type is not read-only.
4294 * tree-ssa.c (verify_ssa): Check that memory stores have at
4295 least one V_MAY_DEF or V_MUST_DEF.
4297 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4300 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4301 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4302 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4303 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4305 (fwrite_unlocked): Fix prototype.
4307 * configure, config.in: Regenerate.
4309 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4311 * tree-ssa-loop-im.c: Include real.h.
4312 (determine_invariantness_stmt): If real division divisor is
4313 invariant and flag_unsafe_math_optimizations enabled, generate
4314 invariant reciprocal for hoisting.
4315 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4317 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4319 Fix PR tree-optimization/20926
4321 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4323 2005-04-11 Devang Patel <dpatel@apple.com>
4325 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4328 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4330 * fold-const.c (fold_binary_op_with_conditional_arg):
4331 use fold_buildN instead of "fold (buildN" in some
4333 (fold_unary): Likewise.
4334 (fold_binary): Likewise.
4336 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4338 Fix PR tree-optimization/20612
4339 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4341 (perfect_nestify): preheaderbb is *not* part of loop of the
4344 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4346 * tree-ssa-alias.c (may_alias_p): If the variable
4347 is a global variable and the pointer is parameter
4348 and -fargument-noalias-global is used, then
4349 the pointer cannot alias the variable.
4351 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4353 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4354 * config/sparc/sparc.h: Likewise.
4355 * config/sparc/sparc.md: Likewise.
4357 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4359 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4361 * tree-vrp.c: Fix a comment typo.
4363 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4365 PR tree-optimization/20920
4366 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4367 SSA_NAME flows through an abnormal edge.
4368 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4369 through abnormal edges.
4370 (maybe_add_assert_expr): Likewise.
4372 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4374 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4375 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4376 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4377 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4378 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4379 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4380 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4381 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4382 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4383 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4384 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4385 (TARGET_HANDLE_OPTION): Likewise.
4386 (s390_tune): Initialize to PROCESSOR_max.
4387 (s390_arch_string): Make static.
4388 (s390_tune_string, s390_warn_framesize_string): Delete.
4389 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4390 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4391 (s390_handle_arch_option, s390_handle_option): New functions.
4392 (override_options): Remove parsing of option strings.
4393 * config/s390/s390.opt: New file.
4395 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4397 * tree-complex.c (expand_vector_operations): Call
4398 update_stmt_if_modified.
4400 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4402 * tree-vect-analyze (vect_determine_vectorization_factor):
4403 Do not use GET_MODE_NUNITS.
4404 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4405 (vectorizable_load, vect_transform_loop): Likewise.
4407 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4409 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4410 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4411 * optabs.h (enum optab_index): Add new OTI_lceil.
4412 (lceil_optab): Define corresponding macro.
4413 * optabs.c (init_optabs): Initialize lceil_optab.
4414 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4415 and lceildi2 patterns.
4416 * builtins.c (expand_builtin_int_roundingfn): Handle
4417 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4418 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4419 BUILT_IN_LLCEIL{,F,L}.
4420 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4421 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4422 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4423 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4424 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4425 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4426 into lceil built-in function and (long long int)ceil{,f,l} into
4427 llceil built-in function.
4428 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4431 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4433 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4436 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4438 * config/arm/arm.c: Fix a comment typo.
4439 * doc/tree-ssa.texi: Fix a typo.
4441 2005-04-10 Steven Bosscher <stevenb@suse.de>
4443 * cselib.c (clear_table): Rename to cselib_clear_table.
4444 * cselib.h (cselib_clear_table): Add prototype.
4445 * gcse.c (gcse_main): Make 'f' argument unused.
4446 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4447 of each basic block instead.
4448 (compute_sets, compute_hash_table_work): Likewise.
4449 (constprop_register): Change int 'alter_jumps' argument to bool.
4450 (do_local_cprop): Likewise.
4451 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4452 the insn chain. Explicitly clear the cselib tables after finishing
4453 one basic block. Make sure there are no unterminated libcall blocks.
4454 Update compute_sets call.
4455 (cprop): Walk basic blocks instead of the insn chain.
4456 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4458 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4459 one_cprop_pass calls.
4461 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4463 * combine.c (combine_simplify_rtx): Remove a transformation that
4464 relies on an invalid assumption about rtl sign-extension semantics.
4466 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4468 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4469 to build_int_cst_wide.
4471 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4474 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4475 set the original address pseudo to the correct value before the
4476 original insn, if possible, and leave the insn alone, otherwise
4477 create a new pseudo, set it and replace it in the insn.
4478 * recog.c (validate_change_maybe_volatile): New.
4479 * recog.h (validate_change_maybe_volatile): Declare.
4481 2005-04-09 Caroline Tice <ctice@apple.com>
4483 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4484 Remove targetm.have_named_sections test.
4485 (fix_edges_for_rarely_executed_code): Likewise.
4486 (insert_section_boundary_note): Likewise.
4487 (reorder_basic_blocks): Check partitioning flag before calling
4488 verify_hot_cold_block_grouping.
4489 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4490 the function struct rather than global variables.
4491 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4492 (COLD_END_LABEL): Likewise
4493 (cold_text_section_label): New static global variable.
4494 (cold_end_label): Likewise.
4495 (dwarf2out_switch_text_section): Get hot/cold section labels from
4496 the function struct rather than global variables.
4497 (output_aranges): Use cold_text_section_label and cold_end_label;
4498 check partitioning flag before putting out delta.
4499 (output_ranges): Remove incorrect code attempting to use
4501 (output_line_info): Get cold section label from function struct.
4502 (add_location_or_const_value_attribute): Likewise.
4503 (get_subprogram_die): Get hot/cold section labels from function struct.
4504 (dwarf2out_var_location): Likewise.
4505 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4506 write out cold_text_section_label if partition flag is set.
4507 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4508 * function.h (struct function): Add new fields to point to hot/cold
4509 section labels: hot_section_label, cold_section_label,
4510 hot_section_end_label and cold_section_end_label; also add new field
4511 for cold text section name, unlikely_text_section_name.
4512 * opts.c (decode_options): Turn off partitioning flag if
4513 !targetm.have_named_sections.
4514 * output.h (hot_section_label): Remove.
4515 (hot_section_end_label): Remove.
4516 (cold_section_end_label): Remove.
4517 (unlikely_section_label): Remove.
4518 (unlikely_text_section_name): Remove.
4519 * passes.c (rest_of_handle_final): Remove code that frees
4520 unlikely_text_section_name.
4521 * varasm.c (unlikely_section_label): Remove.
4522 (hot_section_label): Remove.
4523 (hot_section_end_label): Remove.
4524 (cold_section_end_label): Remove.
4525 (unlikely_text_section_name): Remove.
4526 (initialize_cold_section_name): Modify to call
4527 targetm.strip_name_encoding; to store cold section name in current
4528 function struct, if it exists; and to only use the decl_section_name
4529 if flag_named_sections is true.
4530 (unlikely_text_section): Modify to get section name out of current
4531 function struct, if there is one; otherwise build it from
4532 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4533 (in_unlikely_text_section): Likewise.
4534 (named_section): Modify to get/put cold section name in current function
4535 struct, if there is one.
4536 (function_section): Change 'bool unlikely' to 'int reloc'; check
4537 targetm.have_named_sections before calling named_section.
4538 (current_function_section): Likewise.
4539 (assemble_start_function): Modify to get/put unlikely_text_section_name
4540 in current function struct; modify to get hot/cold section labels
4541 from function struct; initialize labels using
4542 ASM_GENERATE_INTERNAL_LABEL;
4543 test partitioning flag before writing out hot section label.
4544 (assemble_end_function): Test partitioning flag before writing out
4545 hot/cold section labels.
4546 (default_section_type_flags_1): Modify to use array instead of
4547 char* for unlikely_text_section_name; set flags correctly for
4548 cold text section if there is not a current function decl.
4550 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4552 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4553 and TI_VA_LIST_FPR_COUNTER_FIELD.
4554 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4555 * tree-pass.h (pass_stdarg): Add.
4556 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4557 * tree-stdarg.c: New file.
4558 * tree-stdarg.h: New file.
4559 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4560 (tree-stdarg.o): Add dependencies.
4561 * function.h (struct function): Add va_list_gpr_size and
4562 va_list_fpr_size fields.
4563 * function.c (allocate_struct_function): Initialize them.
4564 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4565 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4566 (TARGET_INITIALIZER): Add it.
4568 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4569 va_list_{g,f}pr_counter_field.
4570 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4571 area will not be used. Only save registers that tree-stdarg.c
4572 detected they need saving.
4573 (ix86_va_start): Don't set up fields that won't be used.
4575 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4576 va_list_{g,f}pr_counter_field.
4577 (setup_incoming_varargs): Don't do anything if reg_save
4578 area will not be used. Only save registers that tree-stdarg.c
4579 detected they need saving.
4580 (rs6000_va_start): Don't set up fields that won't be used.
4582 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4583 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4584 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4585 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4587 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4590 * config/i386/i386.c (construct_container): Pass empty aligned
4591 struct, union or class in memory.
4593 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4595 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4596 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4597 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4598 config/rs6000/predicates.md: Fix comment typos.
4600 * sched-int.h (haifa_insn_data): Remove blockage and units.
4601 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4602 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4603 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4605 2005-04-09 Jan Hubicka <jh@suse.cz>
4606 Steven Bosscher <stevenb@suse.de>
4608 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4609 * cfgloop.c (get_loop_exit_edges): Likewise.
4610 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4612 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4613 * tree-cfg.c (dump_cfg_status): Likewise.
4615 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4617 * config/rs6000/predicates.md (altivec_register_operand): Remove
4618 redundant match_code test.
4619 (gpc_reg_operand): Same.
4620 (cc_reg_operand): Same.
4621 (cc_reg_not_cr0_operand): Same.
4623 2005-04-09 Jan Hubicka <jh@suse.cz>
4625 Forgotten hunk from my last merge patch:
4626 * final.c (output_addr_const): Do not call mark_referenced.
4628 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4630 * doc/tree-ssa.texi: Add immediate use documentation.
4632 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4634 * arm.c (FL_WBUF): Define.
4635 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4636 (arm_is_6_or_7): Delete.
4637 (arm_tune_wbuf): New.
4638 (arm_override_options): Set arm_tune_wbuf.
4639 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4640 (arm_is_6_or_7): Delete declaration.
4641 (arm_tune_wbuf): New declartion.
4642 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4643 (model_wbuf): Derive from arm_tune_wbuf.
4644 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4645 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4646 (arm740t): Mark CPUs as having a write buffer.
4648 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4650 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4651 of 'const_double_operand' in operand 2 constraints. Update enable
4654 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4656 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4657 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4658 * optabs.h (enum optab_index): Add new OTI_lfloor.
4659 (lfloor_optab): Define corresponding macro.
4660 * optabs.c (init_optabs): Initialize lfloor_optab.
4661 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4662 and lfloordi2 patterns.
4663 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4664 (expand_builtin_int_roundingfn): New function.
4665 (fold_builtin_int_roundingfn): New prototype.
4666 (fold_builtin_int_roundingfn): New function, renamed from
4667 fold_builtin_lround.
4668 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4669 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4670 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4671 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4672 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4673 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4674 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4675 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4676 into lfloor built-in function and (long long int)floor{,f,l} into
4677 llfloor built-in function.
4678 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4681 2005-04-08 Ian Lance Taylor <ian@airs.com>
4683 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4684 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4685 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4686 (DO_COND, DO_BODY): Likewise.
4687 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4688 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4689 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4690 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4691 (build_continue_stmt, build_break_stmt): Don't declare.
4692 (c_do_switch_warnings): Update declaration.
4693 * c-gimplify.c (enum bc_t): Remove.
4694 (struct c_gimplify_ctx, ctxp): Remove.
4695 (push_context, pop_context): Remove static functions.
4696 (c_genericize): Don't call push_context or pop_context.
4697 (begin_bc_block, finish_bc_block): Remove static functions.
4698 (build_bc_goto): Likewise.
4699 (gimplify_c_loop): Likewise.
4700 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4701 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4702 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4703 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4704 * c-common.c (c_do_switch_warnings): Rename from
4705 c_do_switch_warnings_1.
4706 (c_do_switch_warnings) [old version]: Remove.
4707 (c_do_switch_expr_warnings): Remove.
4708 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4709 function instead of c_do_switch_expr_warnings.
4710 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4711 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4712 * c-pretty-print.c (pp_c_statement): Likewise.
4713 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4715 2005-04-08 Devang Patel <dpatel@apple.com>
4717 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4718 While selecting replacement condition pay attention to loop header.
4720 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4722 Merge from tree-cleanup-branch: VRP, store CCP, store
4723 copy-prop, incremental SSA updating of FUD chains and
4724 newly exposed symbols.
4726 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4727 (OBJS-common): Add tree-vrp.o.
4728 (tree-vrp.o): New rule.
4729 * basic-block.h (nearest_common_dominator_for_set): Declare.
4730 * common.opt (ftree-store-ccp): New flag.
4731 (ftree-copy-prop): New flag.
4732 (ftree-vrp): New flag.
4733 (ftree-store-copy-prop): New flag.
4734 * dominance.c (nearest_common_dominator_for_set): New.
4735 * domwalk.c (walk_dominator_tree): Only traverse
4736 statements in blocks marked in walk_data->interesting_blocks.
4737 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4738 * fold-const.c (fold): Handle ASSERT_EXPR.
4739 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4740 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4741 flag_tree_vrp at -O2.
4742 * timevar.def (TV_TREE_VRP): Define.
4743 (TV_TREE_COPY_PROP): Define.
4744 (TV_TREE_STORE_COPY_PROP): Define.
4745 (TV_TREE_SSA_INCREMENTAL): Define.
4746 (TV_TREE_STORE_CCP): Define.
4747 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4748 to kill_redundant_phi_nodes from comment.
4749 (verify_expr): Handle ASSERT_EXPR.
4750 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4751 argument. Update all users.
4752 (mark_call_clobbered_vars_to_rename): Remove. Update all
4754 * tree-flow-inline.h (unmodifiable_var_p): New.
4755 * tree-flow.h (enum value_range_type): Declare.
4756 (struct value_range_def): Declare.
4757 (value_range): Declare.
4758 (remove_all_phi_nodes_for): Remove. Update all users.
4759 (find_phi_node_for): Declare.
4760 (add_type_alias): Declare.
4761 (count_uses_and_derefs): Declare.
4762 (kill_redundant_phi_nodes): Remove.
4763 (rewrite_into_ssa): Remove.
4764 (rewrite_def_def_chains): Remove.
4765 (update_ssa, register_new_name_mapping, create_new_def_for,
4766 need_ssa_update_p, name_registered_for_update_p,
4767 release_ssa_name_after_update_ssa, dump_repl_tbl,
4768 debug_repl_tbl, dump_names_replaced_by,
4769 debug_names_replaced_by, mark_sym_for_renaming,
4770 mark_set_for_renaming, get_current_def, set_current_def,
4771 get_value_range, dump_value_range, debug_value_range,
4772 dump_all_value_ranges, debug_all_value_ranges,
4773 expr_computes_nonzero, loop_depth_of_name,
4774 unmodifiable_var_p): Declare.
4775 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4777 * tree-into-ssa.c (block_defs_stack): Update comment.
4778 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4779 syms_to_rename, names_to_release, repl_tbl,
4780 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4781 need_to_replace_names_p): New locals.
4782 (NAME_SETS_GROWTH_FACTOR): Define.
4783 (struct repl_map_d): Declare.
4784 (struct mark_def_sites_global_data): Add field
4786 (enum rewrite_mode): Declare.
4787 (REGISTER_DEFS_IN_THIS_STMT): Define.
4788 (compute_global_livein): Use last_basic_block instead of
4790 (set_def_block): Remove last argument. Update all callers.
4791 (prepare_use_operand_for_rename): Remove. Update all callers.
4792 (prepare_def_operand_for_rename): Remove. Update all callers.
4793 (symbol_marked_for_renaming): New.
4796 (repl_map_hash): New.
4798 (repl_map_free): New.
4799 (names_replaced_by): New.
4800 (add_to_repl_tbl): New.
4801 (add_new_name_mapping): New.
4802 (mark_def_sites): Assume that all the operands in the
4803 statement are in normal form.
4804 (find_idf): Assert that the block in the stack is valid.
4805 (get_default_def_for): New.
4806 (insert_phi_nodes_for): Add new argument 'update_p'.
4808 If update_p is true, add a new mapping between the LHS of
4809 each new PHI and the name that it replaces.
4810 (insert_phi_nodes_1): Only call find_idf if needed.
4811 (get_reaching_def): Call get_default_def_for.
4812 (rewrite_operand): Remove.
4813 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4814 and REWRITE_THIS_STMT are false.
4815 Assume that all the operands in the statement are in
4817 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4818 (rewrite_virtual_phi_arguments): Remove.
4819 (invalidate_name_tags): Remove.
4820 (register_new_update_single, register_new_update_set,
4821 rewrite_update_init_block, replace_use,
4822 rewrite_update_fini_block, rewrite_update_stmt,
4823 rewrite_update_phi_arguments): New.
4824 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4825 Add arguments 'entry', 'what' and 'blocks'.
4826 Initialize the dominator walker according to 'what' and
4828 Start the dominator walk at 'entry'.
4829 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4830 Use it to configure the dominator walker.
4831 (rewrite_into_ssa): Remove argument 'all'.
4833 (rewrite_all_into_ssa): Remove.
4834 (rewrite_def_def_chains): Remove.
4835 (mark_def_interesting, mark_use_interesting,
4836 prepare_phi_args_for_update, prepare_block_for_update,
4837 prepare_def_site_for, prepare_def_sites,
4838 dump_names_replaced_by, debug_names_replaced_by,
4839 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4840 delete_update_ssa, create_new_def_for,
4841 register_new_name_mapping, mark_sym_for_renaming,
4842 mark_set_for_renaming, need_ssa_update_p,
4843 name_registered_for_update_p, ssa_names_to_replace,
4844 release_ssa_name_after_update_ssa,
4845 insert_updated_phi_nodes_for, update_ssa): New.
4846 * tree-loop-linear.c (linear_transform_loops): Call
4847 update_ssa instead of rewrite_into_ssa.
4848 * tree-optimize.c (vars_to_rename): Remove.
4850 (init_tree_optimization_passes): Replace
4851 pass_redundant_phi with pass_copy_prop.
4853 Replace pass_ccp with pass_store_ccp.
4854 Add pass_store_copy_prop after pass_store_ccp.
4855 (execute_todo): If the TODO_ flags don't include updating
4856 the SSA form, assert that it does not need to be updated.
4857 Call update_ssa instead of rewrite_into_ssa and
4858 rewrite_def_def_chains.
4859 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4860 (tree_rest_of_compilation):
4861 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4862 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4863 TODO_cleanup_cfg): Renumber.
4864 (TODO_verify_loops, TODO_update_ssa,
4865 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4866 TODO_update_ssa_only_virtuals): Define.
4867 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4869 * tree-phinodes.c (make_phi_node): Update documentation.
4870 (remove_all_phi_nodes_for): Remove.
4871 (find_phi_node_for): New.
4872 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4873 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4874 (interpret_rhs_modify_expr): Likewise.
4875 * tree-sra.c (decide_instantiations): Mark all symbols in
4876 SRA_CANDIDATES for renaming.
4877 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4878 (mark_all_v_defs): New function. Update all users to call it
4879 with the whole list of scalarized statements, not just the
4881 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4882 (compute_flow_insensitive_aliasing): If the tag is
4883 unmodifiable and the variable isn't or vice-versa, don't
4884 make them alias of each other.
4885 (setup_pointers_and_addressables): If the type tag for
4886 VAR is about to change, mark the old one for renaming.
4887 (add_type_alias): New.
4888 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4889 (ccp_lattice_t): Rename from latticevalue.
4890 (value): Remove. Update all users.
4891 (const_val): New local variable.
4892 (do_store_ccp): New local variable.
4893 (dump_lattice_value): Handle UNINITIALIZED.
4894 (debug_lattice_value): New.
4895 (get_default_value): Re-write.
4896 (set_lattice_value): Re-write.
4897 (def_to_varying): Remove. Update all users.
4898 (likely_value): Return VARYING for statements that make
4899 stores when STORE_CCP is false.
4900 Return VARYING for any statement other than MODIFY_EXPR,
4901 COND_EXPR and SWITCH_EXPR.
4902 (ccp_initialize): Re-write.
4903 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4904 Move to tree-ssa-propagate.c.
4905 (ccp_lattice_meet): Handle memory stores when
4906 DO_STORE_CCP is true.
4907 (ccp_visit_phi_node): Likewise.
4908 (ccp_fold): Likewise.
4909 (evaluate_stmt): Likewise.
4910 (visit_assignment): Likewise.
4911 (ccp_visit_stmt): Likewise.
4912 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4916 (do_ssa_store_ccp): New.
4917 (gate_store_ccp): New.
4918 (pass_store_ccp): Declare.
4919 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4920 (may_propagate_copy): Reformat.
4921 Don't abort if ORIG is a virtual and DEST isn't.
4922 If NEW does not have alias information but DEST does,
4924 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4925 copy_prop_kind, which_copy_prop): Declare.
4926 (stmt_may_generate_copy, get_copy_of_val,
4927 get_last_copy_of, set_copy_of_val, dump_copy_of,
4928 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4929 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4930 init_copy_prop, fini_copy_prop, execute_copy_prop,
4931 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4932 store_copy_prop): New.
4933 (pass_copy_prop, pass_store_copy_prop): Declare.
4934 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4935 'num_const_prop' and 'num_copy_prop'.
4936 (cprop_operand): Update them.
4937 (dump_dominator_optimization_stats): Dump them.
4938 (tree_ssa_dominator_optimize): Call update_ssa instead of
4940 (loop_depth_of_name): Declare extern.
4941 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4942 values for LOW or HIGH.
4943 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4944 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4945 (cprop_operand): Only propagate if VAL != OP.
4946 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4947 statement for renaming.
4948 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4949 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4950 add_type_alias if necessary.
4951 Call mark_new_vars_to_rename.
4952 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4953 mark every statement updated, call update_ssa and
4954 rewrite_into_loop_closed_ssa.
4955 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4956 from LIVEIN if VAR is a virtual.
4957 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4958 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4959 (get_call_expr_operands): Reformat statement.
4960 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4962 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4963 SSA_NAME_VALUE for every name.
4964 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4965 get_value_loaded_by): New.
4966 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4967 substitute_and_fold): Move from tree-ssa-ccp.c.
4968 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4969 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4970 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4972 * tree-ssa.c (verify_use): Fix error message.
4973 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4974 check_phi_redundancy, kill_redundant_phi_nodes,
4975 pass_redundant_phi): Remove. Update all users.
4976 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4977 add_type_alias, if necessary.
4978 * tree-vectorizer.h (struct _stmt_vect_info): Update
4979 documentation for field 'memtag'.
4980 * tree-vrp.c: New file.
4981 * tree.def (ASSERT_EXPR): Define.
4982 * tree.h (ASSERT_EXPR_VAR): Define.
4983 (ASSERT_EXPR_COND): Define.
4984 (SSA_NAME_VALUE_RANGE): Define.
4985 (struct tree_ssa_name): Add field 'value_range'.
4986 (PHI_REWRITTEN): Remove.
4987 (struct tree_phi_node): Remove field 'rewritten'.
4988 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4989 -ftree-store-copy-prop): Document.
4990 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4991 Document usage of update_ssa.
4993 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4996 * config/rs6000/predicates.md (altivec_register_operand): Accept
4998 (and64_operand): Do not limit CONST_INT to mask64_operand.
4999 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5000 (and_operand): Do not limit CONST_INT to mask_operand.
5002 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5004 PR rtl-optimization/20466
5005 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5006 for overlap of the address of each list member.
5007 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5009 2005-04-08 Mike Stump <mrs@apple.com>
5011 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5013 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5016 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5018 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5020 * function.c (push_function_context_to): Don't set
5022 * function.h (function): Remove contains_functions.
5023 (current_function_contains_functions): Remove.
5025 * function.h (function): Remove instrument_entry_exit.
5026 (current_function_instrument_entry_exit): Remove.
5028 * function.h (nonlocal_labels): Remove.
5030 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5032 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5033 (check_attr_value, write_attr_get, write_expr_attr_cache,
5034 find_attr, make_internal_attr): Don't reference negative_ok or
5036 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5037 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5038 (ATTR_STATIC): Adjust the value.
5040 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5042 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
5044 * config/s390/tpf.h (ASM_SPEC): Define.
5046 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5048 * tree-flow.h: Remove the prototype for
5049 redirect_immediate_uses.
5050 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5052 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5054 * arm.c (arm_const_double_by_parts): New function.
5055 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5056 * arm.md (define_split for 64-bit constants): Add another one.
5058 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5060 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5062 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5064 * system.h: Revert last change.
5066 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
5068 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5069 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5070 (TARGET_SWITCHES): Delete.
5071 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5072 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5073 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5074 * config/xtensa/xtensa.opt: New file.
5076 2005-04-08 Ben Elliston <bje@au.ibm.com>
5078 * config/fp-bit.c: Include L_mul_tf in #endif comment.
5079 * config/fp-bit.h: Tidy comments.
5081 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5083 * system.h: Poison PARAMS.
5085 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
5087 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5088 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5089 (TARGET_SWITCHES): Delete.
5090 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5091 * config/vax/vax.opt: New file.
5093 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
5095 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5097 2005-04-07 Ian Lance Taylor <ian@airs.com>
5099 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5101 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5102 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5105 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
5107 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5108 all immediate uses in PHI nodes.
5110 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
5112 * arm.c (arm_const_double_inline_cost): Handle any constant by
5113 using gen_lowpart and gen_highpart_mode.
5114 (note_invalid_constants): All constants in an RTX with a constraint
5115 that permits memory are now pushed to the constant pool.
5116 (output_move_double): Delete code to handle reg to reg and
5117 constant to reg moves.
5118 (const_double_needs_minipool, output_mov_immediate): Delete.
5119 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5120 CONST_INT and CONST_VECTOR.
5121 * arm.md (ANY64): New mode macro.
5122 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
5123 (movdf_soft_insn): Split reg-reg and const-reg moves.
5124 (split patterns for 64-bit constant and register moves): New.
5125 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5126 (cirrus_movdf_hard_insn): Likewise.
5127 * fpa.md (movdf_fpa): Likewise.
5128 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5129 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5131 (movv2si_internal_2): Likewise.
5132 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5133 (movdf_vfp): Likewise.
5134 * arm-protos.h (output_mov_immediate): Delete prototype.
5136 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
5139 * simplify-rtx.c (simplify_unary_operation_1): Check
5140 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5142 2005-04-06 James E Wilson <wilson@specifixinc.com>
5145 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5148 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5150 * coverage.h (GCOV_TYPE_NODE): Delete.
5151 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5152 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5153 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5154 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5155 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5157 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5160 * Makefile.in (gcc.pot): Remove options.c dependency.
5161 * optc-gen.awk: Don't quote help strings with N_().
5163 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
5165 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5166 the function returns a pointer type.
5168 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5170 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5171 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5172 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5173 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5174 explicit_uses members.
5175 (get_or_create_used_part_for): Initialize new fields.
5176 (fieldoff_compare): New function.
5177 (create_overlap_variables_for): Count number of fields, use
5178 heuristic to determine whether to create subvars for vars with
5180 Sort the field list by offset and avoid creating duplicate SFT's.
5182 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5184 * c.opt (-F): Remove trailing whitespace from help string.
5185 (-finput-charset): Use a tab to separate the switch name and help
5187 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5188 (-ftree-vectorizer-verbose): Likewise.
5190 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5192 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5193 a PHI argument where a use occurs instead of all PHI arguments.
5195 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5197 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5200 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5202 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5203 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5204 config/bfin/bfin.h: Fix comment typos.
5206 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5208 * doc/install.texi: Update the URL for Jacks.
5209 * doc/sourcebuild.texi: Likewise.
5211 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5214 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5215 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5217 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5219 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5221 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5223 * config/v850/v850-protos.h (override_options): Delete.
5224 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5225 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5226 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5227 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5228 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5229 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5230 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5231 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5232 (OVERRIDE_OPTIONS): Delete.
5233 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5234 (small_memory_info): Remove the value field.
5235 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5237 * config/v850/v850.c (small_memory): Remove the value field.
5238 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5239 (override_options): Delete.
5240 (v850_handle_memory_option, v850_handle_option): New functions.
5241 * config/v850/v850.opt: New file.
5243 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5245 * config.host: Add a section for generic hosts, and a subsection
5246 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5247 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5248 * config/host-darwin.h: New.
5249 * config/x-darwin: New.
5250 * config/i386/host-i386-darwin.c: New.
5251 * config/i386/x-darwin: New.
5252 * config/rs6000/host-darwin.c: Include host-darwin.h.
5253 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5254 (darwin_rs6000_gt_pch_use_address): Likewise.
5255 * config/rs6000/x-darwin: Change name of .o built, update
5256 dependencies for changes to rs6000/host-darwin.c.
5258 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5261 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5263 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5265 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5266 split_loop_exit_edge instead of loop_split_edge_with.
5268 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5270 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5271 UNSPEC_SET_VSCR): New constants, used throughout.
5273 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5275 (altivec_vspltis<VI_char>): ... this pattern, using
5276 a QImode const_int_operand for the immediate.
5277 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5280 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5283 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5285 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5287 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5289 2005-04-06 Ben Elliston <bje@au.ibm.com>
5291 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5292 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5293 macros as living in "this file" and not gcc.h.
5295 2005-04-06 Ben Elliston <bje@au.ibm.com>
5297 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5298 -ftree-live_range_split. Perhaps renamed at some point?
5300 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5303 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5304 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5306 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5308 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5309 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5310 (number_of_iterations_special): New function.
5311 (number_of_iterations_exit): Use number_of_iterations_special.
5312 Use simplify_using_outer_evolutions only at -O3.
5313 (number_of_iterations_cond, tree_simplify_using_condition,
5314 simplify_using_initial_conditions, loop_niter_by_eval,
5315 compare_trees, can_count_iv_in_wider_type_bound,
5316 simplify_using_outer_evolutions): Use fold_build.
5318 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5320 * doc/install.texi (Configuration): Document --with-java-home.
5322 2005-04-05 Richard Henderson <rth@redhat.com>
5326 * config/i386/i386.c (print_operand): Handle vector zeros.
5327 (ix86_split_to_parts): Handle CONST_VECTOR.
5328 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5329 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5330 what modes to tie for MMX and SSE registers.
5331 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5332 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5333 to vector modes as well.
5334 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5335 properly as an input mode.
5337 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5339 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5341 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5343 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5345 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5347 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5348 and local functions, set sse_nregs to 8 and float_in_sse.
5349 (function_arg_advance, function_arg): If float_in_sse, pass
5350 SFmode and DFmode arguments in SSE registers.
5351 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5353 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5354 of -funit-at-a-time.
5356 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5358 * config/i386/i386-protos.h (ix86_function_value): Accept two
5359 arguments, like the target macro.
5360 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5361 * config/i386/i386.c (ix86_function_value): Accept the second
5362 argument of the target macro.
5363 (ix86_function_ok_for_sibcall): Pass a function pointer to
5364 ix86_function_value.
5365 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5366 call to ix86_value_regno).
5367 (ix86_value_regno): Add support for returning floating point values
5370 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5372 PR tree-optimization/20076
5373 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5374 that call __builtin_return or __builtin_apply_args.
5376 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5378 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5379 Use immediate use iterator.
5380 (stmt_is_bumper_for_loop): Use immediate use iterator.
5381 * predict.c (strip_builtin_expect): Use update_stmt.
5382 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5383 on all elements of a STATEMENT_LIST.
5384 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5385 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5386 (bsi_replace): Mark stmt as modified and the update it.
5387 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5388 (expand_complex_libcal): Call update_stmt.
5389 (expand_complex_comparison): Call mark_stmt_modified.
5390 (expand_complex_operations_1): Call update_stmt_if_modified.
5391 (expand_vector_operations_1): Call mark_stmt_modified.
5392 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5393 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5394 add_immediate_use, redirect_immediate_use,
5395 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5396 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5397 (mark_new_vars_to_rename): Call update_stmt.
5398 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5399 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5401 (unmodify_stmt): Delete.
5402 (update_stmt): New. Force an update of a stmt.
5403 (update_stmt_if_modified): update a stmt if it is out of date.
5404 (get_stmt_operands): Verify stmt is NOT modified.
5405 (stmt_modified_p): Update comment.
5406 (delink_imm_use): Remove a use node from its immuse list.
5407 (link_imm_use_to_list): Link a use node to a specific list.
5408 (link_imm_use): Link a node to the correct list.
5409 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5410 it in the correct list, if appropriate.
5411 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5412 (relink_imm_use): Link a use node in place of another node in a list.
5413 (relink_imm_use_stmt): LInk a node in place of another node, and set
5415 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5416 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5417 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5418 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5419 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5420 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5421 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5422 (has_zero_uses): New. Return true if there are no uses of a var.
5423 (has_single_use): New. Return true if there is only a single use of a
5425 (single_imm_use): New. Return the simgle immediate use.
5426 (num_imm_uses): New. Return the number of immediate uses.
5427 (get_v_must_def_ops): Use is now a pointer.
5428 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5429 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5431 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5432 (delink_stmt_imm_use): Delink all immuses from a stmt.
5433 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5434 * tree-flow.h (struct dataflow_d): Delete.
5435 (immediate_use_iterator_d): New. Immediate use iterator struct.
5436 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5437 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5438 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5440 (struct stmt_ann_d): Remove dataflow_t from struct.
5441 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5442 (if_convertible_phi_p): Use FAST immuse iterator.
5443 (if_convertible_loop_p): Don't call compute_immediate_uses.
5444 (replace_phi_with_cond_modify_expr): Call update_stmt.
5445 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5446 update_stmt_if_modified.
5447 (rewrite_all_into_ssa): Initialize ssa operands.
5448 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5449 compute_immediate_uses.
5450 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5451 ssa_property is available.
5452 (execute_one_pass): Change parameters passed to execute_todo.
5453 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5454 (remove_ssa_form): Call fini_ssa_operands.
5455 (insert_backedge_copies): Delete call to modify_stmt.
5456 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5457 (release_phi_node): Delink any use nodes before releasing.
5458 (resize_phi_node): Relink any use nodes.
5459 (remove_phi_arg_num): Delink the use node.
5460 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5461 (remove_all_phi_nodes_for): Release phi node first.
5462 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5463 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5464 (scalarize_use, scalarize_copy): Call update_stmt.
5465 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5466 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5467 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5468 (ccp_initialize): Remove call to compute_immediate_uses.
5469 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5470 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5472 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5473 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5474 (eliminate_redundant_computations): Call mark_stmt_modified.
5475 (cprop_operand): Call mark_stmt_modified.
5476 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5477 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5478 (dse_optimize_stmt): Use new immuse interface.
5479 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5480 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5481 (substitute_single_use_vars): Use new immuse interface.
5482 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5483 and compute_immediate_uses.
5484 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5486 (rewrite_mem_refs): Call update_stmt.
5487 (determine_lsm): Remove call to compute_imm_uses and free_df.
5488 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5489 (try_unroll_loop_completely): Call update_stmt.
5490 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5491 (rewrite_use_compare): Call update_stmt.
5492 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5493 (rewrite_use) : Call update_stmt.
5494 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5495 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5497 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5498 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5499 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5501 (initialize_vuse_operand): New. Initialize a vuse operand.
5502 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5503 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5504 (finalize_ssa_defs): Use stmt parameter.
5505 (correct_use_link): Ensure a use node is in the correct list, and has
5506 the correct stmt pointer.
5507 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5508 finalize_ssa_v_must_defs): Also initialize use nodes.
5509 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5510 (build_ssa_operands): Seperate parsing from final operand construction.
5511 (parse_ssa_operands): New. Parse entry point for operand building.
5512 (swap_tree_operands): New. Swap 2 tree operands.
5513 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5515 (get_expr_operands): Call swap_tree_operands when needed.
5516 (copy_virtual_operands): Use initialize routines for virtual use ops.
5517 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5518 (verify_abort): New. Issue imm_use error.
5519 (verify_imm_links): New Verify imm_use links for a var.
5520 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5521 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5522 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5523 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5524 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5525 (NULL_USE_OPERAND_P) Define.
5526 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5528 (struct vuse_operand_type): New struct.
5529 (SET_USE): Call set_ssa_use_from_ptr.
5531 (PHI_ARG_INDEX_FROM_USE): Define.
5532 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5533 argument via SET_USE, not PHI_ARG_DEF_TREE.
5534 * tree-ssa-pre.c (eliminate): Call update_stmt.
5535 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5537 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5538 (nearest_common_dominator_of_uses): Use imm_use iterator.
5539 (statement_sink_location): Use imm_use iterator and interface.
5540 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5541 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5542 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5543 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5544 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5545 if new parameter is true.
5546 (init_tree_ssa): Don't initialize operand cache here.
5547 (delete_tree_ssa): Don't destroy operand cache here.
5548 (propagate_into_addr): Pass in a use pointer, return true if anything
5550 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5551 (check_phi_redundancy): Use imm_use iterator.
5552 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5554 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5555 (release_ssa_name): Delink node and all elements in its imm_use list.
5556 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5557 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5558 * tree-vectorizer.c (need_imm_uses_for): Delete.
5559 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5560 * tree.h (struct ssa_imm_use_d): Define.
5561 (SSA_NAME_IMM_USE_NODE): Define.
5562 (struct tree_ssa_name): Add imm_use node.
5564 (PHI_ARG_IMM_USE_NODE): Define.
5565 (struct phi_arg_d): Add imm_use node.
5566 (struct tree_phi_node): Remove struct dataflow_d element.
5567 (TDF_STMTADDR): Define.
5569 2005-04-05 Dale Johannesen <dalej@apple.com>
5571 * doc/invoke.texi (Optimization Options): Remove
5572 duplicate -fcse-follow-jumps. Add -fweb.
5573 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5574 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5576 2005-04-05 Per Bothner <per@bothner.com>
5578 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5579 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5580 (warn_uninit): Get EXPR_LOCUS from context now instead.
5581 This fixes a USE_MAPPED_LOCATION testsuite failure.
5583 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5585 2005-04-05 Per Bothner <per@bothner.com>
5587 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5588 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5589 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5592 2004-04-05 Devang Patel <dpatel@apple.com>
5594 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5595 (lhsr<mode>3): ... new name.
5596 (altivec_vsra<VI_char>): Rename to ..
5597 (ashr<mode>3): ... new name.
5598 * config/rs6000/rs6000.c (builtin_description): Rename shift
5601 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5603 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5604 gen_lowpart_for_combine.
5605 * cse.c (gen_lowpart_if_possible): Move...
5606 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5608 (gen_lowpart_no_emit_general): Use it.
5610 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5612 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5615 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5617 * system.h: Fix typo.
5619 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5621 * config/bfin/bfin-modes.def: New file.
5622 * config/bfin/bfin-protos.h: New file.
5623 * config/bfin/bfin.c: New file.
5624 * config/bfin/bfin.h: New file.
5625 * config/bfin/bfin.md: New file.
5626 * config/bfin/bfin.opt: New file.
5627 * config/bfin/crti.s: New file.
5628 * config/bfin/crtn.s: New file.
5629 * config/bfin/elf.h: New file.
5630 * config/bfin/lib1funcs.asm: New file.
5631 * config/bfin/predicates.md: New file.
5632 * config/bfin/t-bfin: New file.
5633 * config/bfin/t-bfin-elf: New file.
5634 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5635 Document new attributes.
5636 (interrupt, interrupt_handler, saveall): Update documentation for
5638 * doc/install.texi (Specific): Add entry for the Blackfin.
5639 * doc/invoke.texi (Blackfin Options): New section.
5640 * doc/md.texi (Blackfin family): New section to document constraints.
5641 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5643 2005-04-05 Olivier Hainque <hainque@adacore.com>
5645 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5646 match what the system unwinder expects.
5647 * config/mips/mips.c (mips_frame_set): If we're saving the return
5648 address register and the dwarf return address column number differs
5649 from the hard register number, adjust the note reg to refer to the
5652 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5654 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5655 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5656 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5657 (processor_type): New enum.
5658 (mn10300_processor): New variable.
5659 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5660 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5661 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5662 (PROCESSOR_DEFAULT): New macro.
5663 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5664 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5665 (mn10300_handle_option, mn10300_override_options): New functions.
5666 * config/mn10300/mn10300.opt: New file.
5668 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5669 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5671 PR tree-optimization/19903
5672 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5673 that don't fit in their type after conversion.
5675 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5678 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5679 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5680 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5681 flag here. Implement using define_insn_and_split.
5682 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5683 (frndintxf2_mask_pm_i387): New insn patterns.
5684 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5685 Do not set ix86_optimize_mode_switching flag.
5686 (ceilsf2, ceildf2, ceilxf2): Same.
5687 (btruncsf2, btruncdf2, btruncxf2): Same.
5688 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5690 2005-04-05 Ian Lance Taylor <ian@airs.com>
5693 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5694 i386_pe_record_external_function.
5695 (i386_pe_record_external_function): Update declaration.
5696 * config/i386/winnt.c (struct extern_list): Add decl field.
5697 (i386_pe_record_external_function): Add decl parameter.
5698 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5700 * config/i386/i386-protos.h (i386_pe_record_external_function):
5703 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5705 * config/m68k/m68k-protos.h: Add a prototype for
5706 valid_dbcc_comparison_p_2.
5707 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5708 extend_operator, const_uint32_operand, const_sint32_operand,
5709 general_src_operand, nonimmediate_src_operand,
5710 memory_src_operand, post_inc_operand, pre_dec_operand,
5711 pcrel_address): Move to predicates to predicates.md.
5712 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5713 * config/m68k/m68k.md: Include predicates.md.
5714 * config/m68k/predicates.md: New.
5716 2005-04-04 Roger Sayle <roger@eyesopen.com>
5718 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5720 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5722 2005-04-04 Ian Lance Taylor <ian@airs.com>
5724 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5726 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5727 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5728 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5729 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5730 * c-common.c (c_do_switch_warnings_1): New static function broken
5731 out of c_do_switch_warnings.
5732 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5733 (c_do_switch_expr_warnings): New function.
5734 * c-common.h (c_do_switch_expr_warnings): Declare.
5736 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5737 Daniel Jacobowitz <dan@codesourcery.com>
5739 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5741 * rtlanal.c (may_trap_p): Same.
5743 2005-04-04 Dale Johannesen <dalej@apple.com>
5745 * ChangeLog: remove reference to ChangeLog.12.
5747 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5749 CRIS epilogue as RTL.
5750 * config/cris/cris.md: Change all 0 in unspec 0 to
5752 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5753 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5755 ("return"): Change to define_expand. Call cris_expand_return for
5757 ("*return_expanded"): New pattern.
5758 ("epilogue"): New define_expand.
5759 * config/cris/cris.h (PREDICATE_CODES): Add
5760 cris_load_multiple_op.
5761 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5763 (enum cris_retinsn_type): New.
5764 (struct machine_function): New member return_type.
5765 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5766 (cris_target_asm_function_epilogue): Remove, moving RTLified
5768 (cris_expand_epilogue): New function.
5769 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5770 (cris_gen_movem_load, cris_load_multiple_op)
5771 (cris_return_address_on_stack_for_return, cris_expand_return): New
5773 (cris_target_asm_function_prologue)
5774 (cris_initial_frame_pointer_offset): Call
5775 cris_reg_saved_in_regsave_area instead of complicated expression.
5776 Call cris_return_address_on_stack instead of an expression.
5777 (cris_print_operand) <case 'o', case 'O'>: New cases.
5778 (cris_return_address_on_stack): Change return-type to bool.
5779 (cris_simple_epilogue): Ditto. Return false if registers are
5781 * config/cris/cris-protos.h (cris_simple_epilogue)
5782 (cris_return_address_on_stack): Adjust prototype return type.
5783 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5784 (cris_return_address_on_stack_for_return): New prototypes.
5786 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5788 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5789 gpr_or_int12_operand.
5791 * config/frv/frv-protos.h: Add a prototype to
5792 frv_legitimate_memory_operand and frv_const_unspec_p.
5793 (frv_unspec): Move from frv.c.
5794 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5795 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5796 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5797 gpr_or_fpr_operand, gpr_or_int12_operand,
5798 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5799 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5800 int6_operand, int5_operand, uint5_operand, uint4_operand,
5801 uint1_operand, int_2word_operand, uint16_operand,
5802 upper_int16_operand, integer_register_operand,
5803 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5804 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5805 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5806 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5807 move_destination_operand, movcc_fp_destination_operand,
5808 frv_function_symbol_referenced_p, move_source_operand,
5809 condexec_dest_operand, condexec_source_operand,
5810 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5811 const_unspec_operand, gpr_or_memory_operand,
5812 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5813 icc_operand, fcc_operand, cc_operand, icr_operand,
5814 fcr_operand, cr_operand, call_operand, sibcall_operand,
5815 symbolic_operand, relational_operator,
5816 integer_relational_operator, float_relational_operator,
5817 ccr_eqne_operator, minmax_operator,
5818 condexec_si_binary_operator, condexec_si_media_operator,
5819 condexec_si_divide_operator, condexec_si_unary_operator,
5820 condexec_sf_conv_operator, condexec_sf_add_operator,
5821 condexec_memory_operand, intop_compare_operator, acc_operand,
5822 even_acc_operand, quad_acc_operand, accg_operand: Move to
5824 * config/frv/frv.h (PREDICATE_CODES): Remove.
5825 * config/frv/frv.md: Include predicates.md.
5826 * config/frv/predicates.md: New.
5828 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5831 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5832 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5833 (add_standard_iv_candidates_for_size): New function, extracting code
5834 from add_standard_iv_candidates and parameterizing it by type size.
5835 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5837 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5839 * system.h (GCOV_SIZE_TYPE): Unposion.
5840 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5841 (GCOV_TYPE_SIZE): ...this new macro.
5842 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5843 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5844 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5845 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5846 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5847 instead of unsigned_intSI_type_node.
5848 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5849 (rtl_gen_one_value_profiler_no_edge_manipulation)
5850 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5851 * value-prof.c: Include coverage.h.
5853 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5854 Diego Novillo <dnovillo@redhat.com>
5856 Fix PR tree-optimization/20703
5857 Fix PR tree-optimization/20725
5859 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5860 (create_expression_by_pieces): Ditto.
5861 (valid_in_set): Ditto. Also handle tcc_declaration.
5862 (find_or_generate_expression): Handle comparison class.
5863 (insert_into_preds_of_block): Ditto.
5864 (insert_aux): Ditto.
5865 (create_value_expr_from): Handle comparison class, recursively
5866 handle reference nodes.
5867 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5868 (execute_pre): Fix spacing.
5869 (do_fre): Renamed to execute_fre.
5871 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5873 * doc/invoke.texi (SPARC options): Document that
5874 -mlittle-endian is not supported on Linux either.
5876 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5880 * config.gcc (Obsolete configurations): Remove
5881 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5882 (sparclite-*-coff*): Delete.
5883 (sparclite-*-elf*): Likewise.
5884 (sparc86x-*-elf*): Likewise.
5885 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5886 * config/sparc/lite.h: Delete.
5887 * config/sparc/litecoff.h: Likewise.
5888 * config/sparc/liteelf.h: Likewise.
5889 * config/sparc/sp86x-elf.h: Likewise.
5890 * config/sparc/t-sparclite: Likewise.
5891 * config/sparc/t-sp86x: Likewise.
5893 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5895 * config/s390/s390-protos.h: (s390_comparison,
5896 s390_alc_comparison, s390_slb_comparison, const0_operand,
5897 consttable_operand, larl_operand, s_operand,
5898 shift_count_operand, bras_sym_operand, load_multiple_operation,
5899 store_multiple_operation, s390_plus_operand): Remove prototypes.
5900 (s390_legitimate_address_without_index_p): New prototype.
5901 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5903 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5904 const0_operand, consttable_operand, larl_operand, s_operand,
5905 shift_count_operand, bras_sym_operand, load_multiple_operation,
5906 store_multiple_operation, s390_plus_operand): Move to
5908 (check_mode): Remove.
5909 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5911 (s390_legitimate_address_without_index_p): New.
5912 * config/s390/s390.h (PREDICATE_CODES): Remove.
5913 * config/s390/s390.md: Include predicates.md.
5914 * config/s390/predicates.md: New.
5916 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5919 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5920 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5921 (NEED_INDICATE_EXEC_STACK): Define to 1.
5922 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5923 (NEED_INDICATE_EXEC_STACK): Define to 1.
5924 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5925 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5926 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5927 (pic_helper_emitted_p): New global.
5928 (emit_pic_helper): New function extracted from...
5929 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5930 Do not call emit_pic_helper if delay_pic_helper is true.
5931 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5932 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5933 (sparc_file_end): New function.
5935 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5937 * config/mcore/mcore-protos.h: Remove the prototypes for
5938 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5939 mcore_general_movdst_operand, mcore_reload_operand,
5940 mcore_arith_J_operand, mcore_arith_K_operand,
5941 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5942 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5943 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5944 mcore_literal_K_operand, mcore_addsub_operand,
5945 mcore_compare_operand, mcore_load_multiple_operation,
5946 mcore_store_multiple_operation, mcore_call_address_operand.
5947 Add a prototype for const_ok_for_mcore.
5948 * config/mcore/mcore.c (mcore_call_address_operand,
5949 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5950 mcore_arith_reg_operand, mcore_reload_operand,
5951 mcore_arith_J_operand, mcore_arith_K_operand,
5952 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5953 mcore_arith_M_operand, mcore_arith_imm_operand,
5954 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5955 mcore_literal_K_operand, mcore_addsub_operand,
5956 mcore_compare_operand, mcore_load_multiple_operation,
5957 mcore_store_multiple_operation): Move to predicates.md.
5958 (const_ok_for_mcore): Export.
5959 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5960 * config/mcore/mcore.md: Include predicates.md.
5961 * config/mcore/predicates.md: New.
5963 * config/mcore/predicates.md: Fix a comment typo.
5965 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5966 Adrian Straetling <straetling@de.ibm.com>
5968 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5969 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5970 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5972 ("imul"): Removed from "type" attribute.
5973 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5974 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5975 Changed type to imulsi.
5976 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5978 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5980 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5981 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5982 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5983 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5984 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5985 (TARGET_SWITCHES, mcore_stack_increment_string)
5986 (TARGET_OPTIONS): Delete.
5987 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5988 than *_BIT constants.
5989 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5990 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5991 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5992 (mcore_override_options): Delete mcore_stack_increment code.
5993 Change use of M340_BIT to MASK_M340.
5994 * config/mcore/mcore.opt: New file.
5996 2005-04-04 Ian Lance Taylor <ian@airs.com>
5998 * config/arm/arm.c (replace_symbols_in_block): Remove static
6001 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6003 * config/fr30/fr30-protos.h: Remove the prototypes for
6004 stack_add_operand, add_immediate_operand,
6005 high_register_operand, low_register_operand, call_operand,
6006 di_operand, and nonimmediate_di_operand.
6007 * config/fr30/fr30.c (stack_add_operand,
6008 add_immediate_operand, high_register_operand,
6009 low_register_operand, call_operand, di_operand,
6010 nonimmediate_di_operand): Move to predicates.md.
6011 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6012 * config/fr30/fr30.md: Include predicates.md.
6013 * config/fr30/predicates.md: New.
6015 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6016 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
6017 mcore_call_address_operand.
6019 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6020 general_movsrc_operand.
6022 2005-04-04 Alan Modra <amodra@bigpond.net.au>
6024 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6027 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
6030 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6033 2005-04-04 Richard Henderson <rth@redhat.com>
6034 Jakub Jelinek <jakub@redhat.com>
6036 PR rtl-optimization/16104
6037 * fold-const.c (fold_unary): Fix folding of vector conversions.
6039 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6041 * config.gcc (xstormy16-*-elf): Set extra_options.
6042 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6043 * config/stormy16/stormy16.opt: New file.
6045 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6047 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6048 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6049 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6050 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6051 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6052 (TARGET_UNIX_ASM): Delete.
6053 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6054 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6055 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6056 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6057 * config/pdp11/pdp11.opt: New file.
6059 2005-04-03 Roger Sayle <roger@eyesopen.com>
6060 Alexandre Oliva <aoliva@redhat.com>
6063 * fold-const.c (non_lvalue): Split tests into...
6064 (maybe_lvalue_p): New function.
6065 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6066 C++ front-end prior to lowering into gimple form.
6068 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6070 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6071 BUILT_IN_STRNCASECMP): New.
6072 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6075 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
6078 * arm.md (addsi3_compare0_for_combiner): Delete.
6079 (addsi3_compare0_scratch_for_combiner): Delete.
6080 (cmpsi_neg_shiftsi): Delete.
6081 (compare_negsi_si): New pattern.
6082 (cmpsi_negshiftsi_si): New pattern.
6083 (negated_cbranchsi4): Restrict to equality_operator.
6085 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6088 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6090 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6093 * doc/install.texi: Fix a typo.
6095 2005-04-03 Steven Bosscher <stevenb@suse.de>
6098 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6099 a computed goto if the edge to the computed goto block has
6100 incoming abnormal edges. Clarify how the function works.
6102 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
6104 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6105 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6106 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6107 hash_scan_set, reg_set_between_after_reload_p,
6108 reg_used_between_after_reload_p, get_avail_load_store_reg,
6109 eliminate_partially_redundant_load): Likewise.
6110 * postreload.c (reload_cse_simplify_set,
6111 reload_combine_note_use): Likewise.
6112 * predict.c (predict_insn, expected_value_to_br_prob,
6113 propagate_freq, expensive_function_p): Likewise.
6114 * print-rtl.c (print_rtx): Likewise.
6115 * profile.c (instrument_edges, instrument_values,
6116 compute_branch_probabilities, branch_prob, union_groups,
6117 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6118 * protoize.c (in_system_include_dir, file_could_be_converted,
6119 file_normally_convertible, gen_aux_info_file, seek_to_line,
6120 do_cleaning): Likewise.
6121 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6122 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6123 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6125 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6127 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6128 * modulo-sched.c (undo_replace_buff_elem): New structure.
6129 (kernel_number_of_cycles, ps_unschedule_node,
6130 undo_generate_reg_moves,free_undo_replace_buff,
6131 undo_permute_partial_schedule, loop_single_full_bb_p,
6132 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6133 build_loops_structure, get_sched_window): New.
6134 (generate_reg_moves): Return undo_replace_buff_elem and other
6136 (generate_prolog_epilog): Remove old loop versioning.
6137 (sms_schedule): Use loop information and loop_version.
6138 (sms_schedule_by_order): Split part of it to get_sched_window.
6139 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6140 cfg_layout_finalize and free_dominance_info before/after SMS.
6142 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6144 * cfghooks.c (lv_flush_pending_stmts,
6145 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6146 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6147 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6148 lv_add_condition_to_bb,
6149 lv_adjust_loop_header_phi, extract_cond_bb_edges,
6150 flush_pending_stmts): New in cfg_hooks structure.
6151 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6152 extract_cond_bb_edges, lv_adjust_loop_header_phi,
6153 lv_add_condition_to_bb): New declarations.
6154 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6156 (loop_version): Declare.
6157 * cfgloopmanip.c (cfghooks.h): Include.
6158 (duplicate_loop_to_header_edge): Change return type to bool.
6159 (loop_version, lv_adjust_loop_entry_edge): Move here.
6160 * cfgrtl.c (cfgloop.h): Include.
6161 (rtl_verify_flow_info_1): Fix.
6162 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6163 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6165 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6166 tree_lv_add_condition_to_bb): New.
6167 (tree_cfg_hooks): Add new hooks to initialization.
6168 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6169 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6171 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6173 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6174 xstormy16_below100_or_register,
6175 xstormy16_splittable_below100_or_register, and
6176 nonimmediate_nonstack_operand.
6178 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6179 xstormy16_ineqsi_operator, equality_operator,
6180 inequality_operator, shift_operator,
6181 xstormy16_below100_operand, xstormy16_below100_or_register,
6182 xstormy16_splittable_below100_or_register,
6183 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6184 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6185 equality_operator, inequality_operator,
6186 xstormy16_below100_operand, xstormy16_below100_or_register,
6187 xstormy16_splittable_below100_or_register,
6188 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6189 nonimmediate_nonstack_operand, shift_operator): Move to
6191 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6192 * config/stormy16/stormy16.md: Include predicates.md.
6193 * config/stormy16/predicates.md: New.
6195 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6197 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6198 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6199 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6200 move_operand, power_of_2_operand): Move to predicates.md.
6201 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6202 PREDICATE_CODE): Remove.
6203 * config/iq2000/iq2000.md: Include predicates.md.
6204 * config/iq2000/predicates.md: New.
6206 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6208 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6209 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6210 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6211 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6212 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6213 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6214 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6215 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6216 (TARGET_M68HC11): Delete.
6217 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6218 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6219 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6220 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6221 (nb_soft_regs): Delete.
6222 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6223 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6224 and MASK_M6812 being set simultaneously. Change the code that sets
6225 the default m68hc11_soft_reg_count to use integers instead of strings.
6226 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6227 m68hc11_soft_reg_count (which now has an int type) as the number
6229 * config/m68hc11/m68hc11.opt: New file.
6231 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6233 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6234 fp_displacement_operand, sp_displacement_operand.
6236 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6238 Remove the prototypes for tst_operand, cmp_operand,
6239 stack_register_operand, d_register_operand,
6240 hard_addr_reg_operand, splitable_operand,
6241 m68hc11_logical_operator, m68hc11_arith_operator,
6242 m68hc11_non_shift_operator, m68hc11_shift_operator,
6243 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6244 non_push_operand, hard_reg_operand, and
6245 reg_or_some_mem_operand.
6246 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6248 (tst_operand, cmp_operand, non_push_operand,
6249 splitable_operand, reg_or_some_mem_operand,
6250 stack_register_operand, d_register_operand,
6251 hard_addr_reg_operand, hard_reg_operand,
6252 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6253 m68hc11_arith_operator, m68hc11_non_shift_operator,
6254 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6256 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6257 * config/m68hc11/m68hc11.md: Include predicates.md.
6258 * config/m68hc11/predicates.md: New.
6260 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6263 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6264 change checked in along with 2005-03-03's patch for debug/20253.
6265 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6266 (remap_decl): Insert type decl in map earlier.
6268 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6270 PR tree-optimization/20640
6271 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6272 post-dominator if it has phi nodes.
6273 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6274 before dead statements.
6276 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6279 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6281 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6283 PR rtl-optimization/20290
6284 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6285 in every iteration if the entry point is the exit test.
6287 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6289 * config/cris/cris.md (attribute "length"): Define.
6291 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6293 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6294 (word_offset_memref_operand): New.
6295 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6296 (indexed_or_indirect_operand): Delete.
6297 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6298 (indexed_or_indirect_operand): Delete.
6300 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6303 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6306 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6307 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6309 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6311 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6313 2005-04-01 Ian Lance Taylor <ian@airs.com>
6315 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6316 (rus, prus): Remove static variables.
6317 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6318 (process_command): Permit report_times and use_pipes together.
6320 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6322 * c-decl.c (validate_proto_after_old_defn): Look at
6323 TYPE_MAIN_VARIANT of argument types.
6325 2005-04-01 Paul Brook <paul@codesourcery.com>
6327 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6328 (arm_output_function_epilogue): Allow call_via_SP.
6329 (thumb_call_via_reg, arm_file_end): Ditto.
6330 * config/arm/arm.h (struct machine_function): Include space for SP.
6331 (thumb_call_via_label): Update declaration.
6333 2005-04-01 Ian Lance Taylor <ian@airs.com>
6335 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6336 doing a peephole optimization, once again put any notes in the
6339 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6341 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6343 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6345 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6346 (block_alloc, find_free_reg): Likewise.
6347 * loop-doloop.c (doloop_modify): Likewise.
6348 * loop-invariant.c (record_use): Likewise.
6349 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6350 get_iv_value, canon_condition, eliminate_implied_condition,
6351 eliminate_implied_condition, simplify_using_initial_values,
6352 shorten_into_mode, canonicalize_iv_subregs,
6353 iv_number_of_iterations): Likewise.
6354 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6355 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6356 unswitch_loop): Likewise.
6357 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6358 move_movables, replace_call_address, find_and_verify_loops,
6359 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6360 record_giv, final_giv_value, general_induction_var,
6361 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6362 loop_giv_dump): Likewise.
6364 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6365 GCOV_CHECK_WRITING): Remove.
6366 (gcov_position, gcov_rewrite): Use gcc_assert.
6367 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6368 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6369 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6372 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6374 * tree-inline.c: Fix a typo.
6376 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6378 * configure.ac (enable-checking): Explicitly set all variables for
6379 collective switch values. Alphabetize variables. Rename
6380 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6382 * doc/install.texi (enable-checking): Update documentation.
6383 * configure: Rebuilt.
6385 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6387 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6390 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6392 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6393 Also reject cases where this pattern will cause load delay stalls
6394 unless optimizing for size and it will produce a shorter sequence.
6395 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6396 variants to avoid pre-adjusting the base when possible.
6398 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6400 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6401 the frame and argument pointers.
6402 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6403 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6404 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6405 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6406 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6407 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6409 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6411 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6412 with entry for selectany attribute.
6413 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6415 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6416 (i386_pe_asm_named_section): Handle sections generated by
6417 selectany attribute.
6418 * doc/extend.texi (selectany): Document attribute.
6420 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6421 Jan Hubicka <jh@suse.cz>
6423 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6424 to fix addresses involving EBP and ESP.
6425 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6426 for SUBREGed registers.
6427 (legitimate_address_p): Accept SUBREGed registers.
6429 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6432 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6433 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6436 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6438 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6440 2005-04-01 James E Wilson <wilson@specifixinc.com>
6443 * dwarf2out.c (rtl_for_decl_init): New function.
6444 (rtl_for_decl_location): Extracted from here.
6445 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6446 add_const_value_attribute. Delete initializer_constant_valid_p call.
6448 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6450 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6451 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6452 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6453 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6454 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6455 config/i386/i386.md, config/rs6000/predicates.md,
6456 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6457 config/s390/s390.c, config/stormy16/stormy16.c,
6458 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6461 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6464 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6465 COND_EXPR and CALL_EXPR.
6467 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6470 * genautomata.c (first_cycle_unit_presence): Check all alternative
6471 states for unit presence.
6473 * doc/md.texi: Remove remark about impossibility to query unit
6474 presence in non nondeterministic automaton state.
6476 * config/ia64/ia64.c (get_template): Change order of unit querying.
6478 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6480 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6483 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6485 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6486 flag for edges outside any loops.
6488 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6490 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6492 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6494 * tree-ssa-alias.c: Follow spelling conventions.
6495 * doc/tree-ssa.texi: Fix a typo.
6497 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6499 * postreload-gcse.c: Include target.h.
6500 (gcse_after_reload_main): Return early if we cannot modify jumps.
6501 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6503 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6505 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6506 expensive operations.
6508 2005-03-31 Ian Lance Taylor <ian@airs.com>
6510 * collect2.c (lderrout): New variable.
6511 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6512 if it is set, to stderr.
6513 (handler): Unlink lderrout if it is set.
6514 (dump_file): Add "to" parameter. Change all callers.
6515 (main): Initialize lderrout.
6516 (collect_execute): Add errname parameter. Change all callers.
6517 Rename redir parameter to outname. Never pass
6518 PEX_STDERR_TO_STDOUT to pex_run.
6519 * collect2.h (collect_execute, dump_file): Update declarations.
6520 * tlink.c (tlink_execute): Add errname parameter. Change all
6522 (do_tlink): Check lderrout as well as ldout.
6524 2005-03-31 Caroline Tice <ctice@apple.com>
6526 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6527 (bb-reorder.o): Add errors.h to list of requirements.
6528 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6529 profiledbootstrap flags.
6530 * bb-reorder.c (errors.h): Add new include.
6531 (struct bbro_basic_block_data_def): Add new field, in_trace.
6532 (add_unlikely_executed_notes): Remove function.
6533 (mark_bb_for_unlikely_executed_section): Remove function.
6534 (insert_section_boundary_note): New function.
6535 (verify_hot_cold_block_grouping): New function.
6536 (push_to_next_round_p): Remove variables and tests that push all
6537 cold blocks to last round.
6538 (find_traces): Remove code that added extra round of trace finding
6539 when doing partitioning.
6540 (find_traces_1_round) : Remove variable last_round; add code to
6541 update new struct field, in_trace; correct trace_length where it was
6542 incorrect before (after call to copy_bb); change code that pushed all
6543 cold blocks to last round. Instead verify that all blocks going into
6544 a trace belong in the same partition.
6545 (connect_traces): Modify to connect the traces in two passes, if the
6546 function contains both hot and cold blocks. The first pass connects
6547 all the traces for blocks in the partition that the first block in
6548 the function belongs to; the second pass connnects all the traces
6549 containing blocks that belong in the other partition.
6550 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6551 code that automatically put the first block in a function into the
6552 hot partition if the function had any hot blocks.
6553 (fix_crossing_unconditional_branches): Check number of succ edges
6554 before attempting to get one.
6555 (fix_edges_for_rarely_executed_code): Update comment describing
6557 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6558 remove call to add_unlikely_executed_notes; add call to
6559 verify_hot_cold_block_grouping.
6560 (duplicate_computed_gotos): Don't change computed goto if it's a
6562 (partition_hot_cold_basic_blocks): Update function comment.
6563 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6565 (try_forward_edges): Likewise.
6566 (merge_blocks_move_predecessor_nojumps): Likewise.
6567 (merge_blocks_move_successor_nojumps): Likewise.
6568 (merge_blocks_move): Likewise.
6569 (try_crossjump_bb): Likewise.
6570 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6571 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6572 notes to cold bb's; remove call to update_unlikely_executed_notes.
6573 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6574 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6575 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6576 function declaration.
6577 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6579 (rtl_can_merge_blocks): Remove redundancy from condition.
6580 (try_redirect_by_replacing_jump): Likewise.
6581 (force_nonfallthru_and_redirect): Remove code for adding
6582 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6583 (commit_one_edge_insertion): Likewise.
6584 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6585 * dbxout.c (FORCE_TEXT): Replace function_section with
6586 current_function_section.
6587 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6588 function, switch_text_section.
6589 (struct xcoff_debug): Likewise.
6590 (dbxout_function_end): Add code to put out label diffs for both
6591 hot and cold sections.
6592 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6593 for new debug_hooks funciton, switch_text_section..
6594 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6595 switch_text_section.
6596 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6597 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6598 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6599 dw_fde_switched_sections.
6600 (output_call_frame_info): Add test to see if function switches text
6601 sections in the middle; if so, use appropriate extra hot and cold
6602 section labels to compute size deltas for the hot and cold sections.
6603 (dwarf2out_begin_prologue): Add code to initialize new fields in
6605 (dwarf2out_switch_text_section): New function (invoked through
6606 debug_hook); updates new fields in dw_fde_struct appropriately and
6607 increments separate_line_info_table_in_use.
6608 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6609 dwarf2out_switch_text_section.
6610 (struct var_loc_node): Add new field, section_label.
6611 (output_aranges): Add code to check whether in hot or cold section and
6612 use the appropriate label in calculating deltas.
6613 (output_ranges): Likewise.
6614 (output_line_info): Add code to check which section we're in and
6615 use appropriate hot/cold label.
6616 (add_location_or_constant_value_attribute): Likewise.
6617 (gen_subprogam_die): Modify arange attributes to use correct labels.
6618 (dwarf2out_begin_block): Change call to function_section into call to
6619 current_function_section.
6620 (dwarf2out_end_block): Likewise.
6621 (dwarf2out_source_line): Likewise.
6622 (dwarf2out_var_location): Add code to check whether in hot or cold
6623 section and use the appropriate label.
6624 * except.c (output_function_exception_table): Change call to
6625 function_section into call to current_function_section.
6626 * final.c (profile_function): Likewise.
6627 (scan_ahead_for_unlikely_executed_note): Remove function.
6628 (final_scan_insn): Remove calls to
6629 scan_ahead_for_unlikely_executed_note, and related code for switching
6630 to cold section, except for the single time
6631 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6632 debug_hooks->switch_text_sections; replace appropriate calls to
6633 function_section with calls to current_function_section.
6634 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6635 test_bb to condition.
6636 (find_if_case_2): Likewise.
6637 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6638 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6639 * opts.c (decode_options): Change warning about hot/cold partitioning
6640 with exceptionss to inform (so as not to cause bootstrap failures);
6641 remove warning about partitioning with DWARF debug info.
6642 * output.h (current_function_section): Add new function decl.
6643 (insert_section_boundary_note): Likewise.
6644 (enum in_section): Move this declaration here from varasm.c.
6645 (unlikely_section_label): Likewise.
6646 (unlikely_text_section_name): Likewise.
6647 (last_text_section_name): New global variable.
6648 (last_text_section): Likewise.
6649 (hot_section_label): Likewise.
6650 (hot_section_end_label): Likewise.
6651 (cold_section_end_label): Likewise.
6652 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6653 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6654 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6655 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6656 insn from consideration.
6657 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6658 switch_text_section.
6659 * varasm.c (basic-block.h): Add new include.
6660 (unlikely_section_label_printed): Remove global variable.
6661 (unlikely_section_label): Make global variable not be static any more.
6662 (unlikely_text_section_name): Likewise.
6663 (hot_section_end_label): New global variable (not static)
6664 (first_function_block_is_cold): Likewise.
6665 (hot_section_label): Likewise.
6666 (cold_section_end_label): Likewise..
6667 (last_text_section): New global variable, not static.
6668 (last_text_section_name): New global variable, not static.
6669 (initialize_cold_section_name): New function.
6670 (enum in_section): Move declaration to output.h.
6671 (text_section): Update last_text_section.
6672 (unlikely_text_section): Replace code to determine cold section name
6673 with call to initialize_cold_section_name; Add code to update
6674 last_text_section; remove code for printing out label.
6675 (named_section_real): Add code to update last_text_section and
6676 last_text_section_name as appropriate.
6677 (function_section): Change test for 'unlikely' to depend on
6678 first_function_block_is_cold (moved old test to
6679 current_function_section).
6680 (current_function_section): New function.
6681 (assemble_start_function): Move code that frees
6682 unlikely_text_section_name; initialize hot_section_end_label;
6683 print hot and cold section labels at the start of the function;
6684 set first_function_block_is_cold, if appropriate; initialize l
6685 ast_text_section; add call to insert_section_boundary_note.
6686 (assemble_end_function): Add code to write out hot and cold section
6688 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6689 switch_text_section.
6690 * config/darwin.c (machopic_select_section): Replace incorrect
6691 function in base_funs; update reloc for cold sections if necessary.
6692 * config/darwin.h (SECTION_FUNCTION): Add code to update
6693 last_text_section if appropriate.
6694 (text_unlikely_section): Remove.
6695 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6696 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6697 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6698 partitioning for this architecture.
6700 2005-03-31 Olivier Hainque <hainque@adacore.com>
6702 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6703 defined and non-zero.
6705 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6708 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6711 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6714 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6715 label operand. Remove (use (unspec..)). Don't emit a label on
6717 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6718 generate inline label for load_toc_v4_PIC_1b.
6719 (rs6000_emit_load_toc_table): Likewise.
6721 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6723 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6724 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6726 2005-03-29 Devang Patel <dpatel@apple.com>
6728 * tree-sra.c (decide_block_copy): Disable scalarization of
6731 2005-03-30 Stuart Hastings <stuart@apple.com>
6732 Dale Johannesen <dalej@apple.com>
6734 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6735 * print-tree.c (print_node): Add case STATEMENT_LIST.
6737 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6739 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6740 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6741 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6742 is given with "powerpc64*" or "all", or when --with-cpu chooses
6745 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6748 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6749 gen_lexical_block_die.
6750 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6752 2005-03-31 Jan Hubicka <jh@suse.cz>
6754 2004-11-02 Jan Hubicka <jh@suse.cz>
6756 * cgraph.c (cgraph_varpool_node_name): New function.
6757 (dump_cgraph_varpool_node): New function.
6758 (dump_varpool): New function.
6759 * cgraphunit.c (cgraph_optimize): Dump varpool.
6761 2004-10-16 Jan Hubicka <jh@suse.cz>
6763 * cgraph.c (decide_is_variable_needed): New function.
6764 (cgraph_varpool_finalize_decl): Use it.
6765 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6767 * final.c (output_addr_const): Do not call mark_referenced.
6768 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6769 always go via cgraph.
6770 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6771 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6772 * tree-optimize.c (execute_inline): Mark functions called.
6773 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6775 2004-10-11 Jan Hubicka <jh@suse.cz>
6777 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6778 (cgraph_varpool_last_needed_node): New static variable.
6779 (enqueue_needed_varpool_node): Break out from ...; add items to the
6780 end of queue; update first pointers.
6781 (cgraph_varpool_mark_needed_node): ... here.
6782 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6783 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6784 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6785 (cgraph_varpool_first_unanalyzed_node): Declare.
6786 * cgraphunit.c: Include output.h.
6787 (cgraph_varpool_analyze_pending_decls): New function.
6788 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6789 for errors, analyze pending decls.
6790 (cgraph_finalize_compilation_unit): Only analyze decls.
6791 (cgraph_optimize): Assemble the decls after expanding.
6793 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6795 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6796 subvars get marked properly in tags for grouping.
6797 (add_pointed_to_var): Mark only actual pointed to
6798 variables/subvars in addresses needed.
6799 (create_overlap_variables_for): Clear call clobbered on original
6801 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6802 addresable vars with subvars into list.
6803 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6806 2005-03-30 Richard Henderson <rth@redhat.com>
6808 * cgraph.h (struct cgraph_node): Add alias.
6809 * varasm.c (assemble_alias): Set it.
6810 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6811 avoid calling cgraph_expand_function.
6813 2005-03-30 Tom Tromey <tromey@redhat.com>
6815 * tree.def (FILE_TYPE): Removed.
6816 * typeclass.h (enum type_class): Removed file_type_class.
6817 * dwarf2out.c (is_base_type): Updated.
6818 (gen_type_die): Likewise.
6819 * dbxout.c (dbxout_type): Updated.
6820 * builtins.c (type_to_class): Updated.
6821 * tree.c (type_contains_placeholder_1): Updated.
6822 * config/sparc/sparc.c (sparc_type_code): Updated.
6823 * config/ia64/ia64.c (hfa_element_mode): Updated.
6824 * expr.c (count_type_elements): Updated.
6825 * stor-layout.c (layout_type): Updated.
6826 * tree-inline.c (remap_type): Updated.
6827 * tree-pretty-print.c (dump_generic_node): Updated.
6829 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6831 * builtins.c (expand_builtin_powi): Fix mode of
6832 2nd argument to match int.
6833 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6834 2nd argument type to int.
6835 * libgcc2.c: Change prototype of __powi* functions to use
6838 2005-03-30 Dale Johannesen <dalej@apple.com>
6841 * calls.c (expand_call): Flush pending deferrals before
6844 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6848 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6849 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6850 c_label_context, label_context_stack): New.
6851 * c-decl.c (define_label): Check for jumps into statement
6852 expressions. Add label to list of defined labels.
6853 (start_function): Push context on label_context_stack.
6854 (finish_function): Pop context from label_context_stack.
6855 * c-typeck.c (label_context_stack): New.
6856 (c_finish_goto_label): Check for jumps into statement
6857 expressions. Add label to list of jumped to labels.
6858 (struct c_switch): Add blocked_stmt_expr.
6859 (c_start_case): Initialize it.
6860 (do_case): Check it.
6861 (c_finish_case): Verify !blocked_stmt_expr.
6862 (c_begin_stmt_expr): Push context on label_context_stack.
6863 Increment blocked_stmt_expr. Mark labels jumped to from outside
6865 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6866 defined in the statement expression and no longer jumpable to.
6867 Mark labels jumped to from just outside the statement expression
6868 as again definable. Pop context from label_context_stack.
6869 * doc/extend.texi (Statement Exprs): Update.
6871 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6874 * c-decl.c (start_function): Check for old_decl being
6877 2005-03-30 Ian Lance Taylor <ian@airs.com>
6879 * final.c (final): Remove prescan parameter. Change all callers.
6880 (final_scan_insn): Remove prescan parameter. Change all callers.
6882 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6884 * tree-vectorizer.c: Fix comment typos.
6886 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6888 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6889 as soon as a chrec_dont_know is detected.
6891 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6893 Merge from csl-arm-branch.
6894 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6896 * tlink.c (recompile_files): Do not assume that "rename" can
6897 overwrite an existing file.
6899 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6901 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6902 * gcc/configure: Regenerate.
6904 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6906 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6908 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6910 * calls.c (struct arg_data): Update "partial" comment.
6911 (load_register_parameters): Update "nregs" comment.
6913 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6915 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6916 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6917 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6918 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6919 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6920 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6921 than target_flags & 0.
6922 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6923 (iq2000_arch, iq2000_parse_cpu): Delete.
6924 (TARGET_HANDLE_OPTION): Override default.
6925 (iq2000_handle_option): New function.
6926 (override_options): Remove -march= and -mcpu= handling.
6927 * config/iq2000/iq2000.opt: New file.
6929 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6931 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6932 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6933 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6934 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6935 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6936 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6937 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6938 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6939 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6940 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6941 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6942 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6943 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6944 (TARGET_OPTIONS): Delete.
6945 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6946 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6947 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6948 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6949 (c4x_cpu_version_string): Delete.
6950 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6951 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6952 equivalent -mcpu= option.
6953 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6954 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6955 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6956 or clearing the appropriate MASK_* bit.
6957 (c4x_file_start): Use c4x_cpu_version.
6958 * config/c4x/c4x.opt: New file.
6960 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6962 * doc/options.texi: Document the new MaskExists flag.
6963 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6964 if the option has the MaskExists flag.
6966 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6968 * opt-functions.awk (flag_set_p, test_flag): New functions.
6969 (switch_flags): Use them.
6970 * opth-gen.awk: Use flag_set_p to check for flags.
6971 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6973 2005-03-30 Ian Lance Taylor <ian@airs.com>
6975 * config.host (i[34567]86-*-mingw32*): Don't set
6976 host_can_use_collect2 to no.
6978 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6981 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6982 Remove convert_memory_address call duplicating that in memory_address.
6984 2005-03-29 Richard Henderson <rth@redhat.com>
6987 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6988 (build_compound_literal): Likewise. Propagate decl type into the
6990 (finish_decl): Likewise. Use new return value from complete_array_type
6991 for zero sized arrays.
6992 (complete_array_type): Move ...
6993 * c-common.c (complete_array_type): ... here. Change first argument
6994 to pointer-to-type-node. Consistently use sizetype for the index
6995 except for zero sized arrays. Detect zero sized arrays for pedantic
6996 mode diagnostics. Create a new type node instead of modifying the
6998 * c-tree.h (complete_array_type): Move decl ...
6999 * c-common.h (complete_array_type): ... here.
7001 2005-03-29 Richard Henderson <rth@redhat.com>
7004 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7006 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7008 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7009 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7010 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7011 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7013 2005-03-29 Eric Christopher <echristo@redhat.com>
7015 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7016 truthvalue conversion removal.
7018 2005-03-29 Ian Lance Taylor <ian@airs.com>
7021 * collect2.c: Never include <vfork.h>.
7022 (VFORK_STRING, vfork): Don't define.
7023 (pid): Remove global variable.
7024 (handler): Call raise instead of kill (getpid(), ...).
7025 (collect_wait): Add pex parameter. Change all callers. Use
7026 pex_get_status rather than pwait.
7027 (do_wait): Add pex parameter. Change all callers.
7028 (collect_execute): Return struct pex_obj * rather than void. Use
7029 pex routines rather than pexecute.
7030 (fork_execute): Get pex_obj from collect_execute, and pass it to
7032 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7033 Only declare quit_handler if SIGQUIT is defined.
7034 (scan_libraries): Likewise.
7035 * collect2.h (collect_execute): Update declaration.
7036 (collect_wait): Update declaration.
7037 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7038 pass it to collect_wait.
7040 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
7043 * c-parser.c (c_parser_compound_statement_nostart): Give error
7044 message for EOF instead of just setting parser->error.
7046 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
7048 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7049 (slpeel_update_phi_nodes_for_guard1): New function.
7050 (slpeel_update_phi_nodes_for_guard2): New function.
7051 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7052 of slpeel_update_phi_nodes_for_guard.
7053 (vectorize_loops): Remove call to loop_closed_rewrite.
7054 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7057 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7059 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7060 (TARGET_LITTLE_ENDIAN): New macro.
7061 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7062 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7063 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7064 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7065 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7066 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7067 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7068 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7069 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7070 (TARGET_OPTIONS): Delete.
7071 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7072 (CACHE_FLUSH_TRAP): Turn into an integer.
7073 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7074 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7075 -mflush-trap is in use.
7076 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7077 (m32r_cache_flush_trap_string): Delete.
7078 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7079 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7080 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7081 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7082 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
7083 -mmodel= and -msdata= handling from...
7084 (m32r_init): ...here.
7085 * config/m32r/m32r.opt: New file.
7087 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
7089 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7090 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7091 * tree-vect-analyze.c (vect_object_analysis): additional parm
7092 pass back a "struct ptr_info_def *" with the points-to info.
7093 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7094 statement using info returned from vect_object_analysis.
7095 * tree-vect-transform.c (update_vuses_to_preheader): New function.
7096 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7097 for virtual uses and defs when creating a replacement vector
7098 reference. Call duplicate_ssa_name_ptr_info to define points-to
7099 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7100 (vectorizable_store): copy_virtual_operands and update
7101 definition statements.
7102 (vectorizable_load): copy_virtual_operands. Remove call to
7103 mark_call_clobbered_vars_to_rename for call to "const" builtin.
7104 * tree-vectorizer.c (vectorize_loops): Remove calls to
7105 rewrite_into_ssa and bitmap_clear (vars_to_rename).
7106 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7107 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7108 define macro STMT_VINFO_PTR_INFO for use in accessing.
7109 * tree.h add export of duplicate_ssa_name_ptr_info.
7110 * rs6000.c (altivec_init_builtins): Declare builtin function
7111 __builtin_altivec_mask_for_load to be "const".
7113 2005-03-29 Jakub Jelinek <jakub@redhat.com>
7116 * cgraph.h (struct cgraph_varpool_node): Add alias field.
7117 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7118 assemble_variable on aliases.
7119 * varasm.c (assemble_alias): Set node->alias.
7120 * toplev.c (wrapup_global_declarations): Don't call
7121 rest_of_decl_compilation on aliases again.
7123 2005-03-29 Paul Brook <paul@codesourcery.com>
7125 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7126 * config/arm/arm.c (arm_dbx_register_number): New function.
7127 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7129 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
7132 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7133 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7135 2005-03-29 Dale Johannesen <dalej@apple.com>
7137 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7138 $(TREE_H) and $(COVERAGE_H).
7139 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7140 * opts.c (common_handle_option): Enable tree-based value transforms.
7141 * toplev.c (process_options): Ditto.
7142 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7143 refers to references to this type.
7144 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7145 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7146 for may_be_more, may_be_less.
7147 (rtl_gen_pow2_profiler): Adjust.
7148 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7149 (rtl_gen_one_value_profiler): Adjust.
7150 (rtl_gen_const_delta_profiler): Adjust.
7151 * tree-profile.c (tree_gen_interval_profiler): Implement.
7152 (tree_gen_pow2_profiler): Ditto.
7153 (tree_gen_one_value_profiler): Ditto.
7154 (tree_profiling): New.
7155 (pass_tree_profile): Reference it.
7156 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7158 (insn_divmod_values_to_profile): Rename to
7159 rtl_divmod_values_to_profile. Adjust.
7160 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7161 (insn_prefetch_values_to_profile): Adjust.
7162 (rtl_value_profile_transformations): Adjust.
7163 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7164 (gen_mod_pow2): Rename to rtl_mod_pow2.
7165 (gen_mod_subtract): Rename to rtl_mod_subtract.
7166 (divmod_fixed_value_transform): Rename to
7167 rtl_divmod_fixed_value_transform.
7168 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7169 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7170 (rtl_find_values_to_profile): Adjust.
7171 (tree_value_profile_transformations): Implement.
7172 (tree_divmod_values_to_profile): New.
7173 (tree_values_to_profile): New.
7174 (tree_divmod_fixed_value): New.
7175 (tree_mod_pow2): New.
7176 (tree_mod_subtract): New.
7177 (tree_divmod_fixed_value_transform): New.
7178 (tree_mod_pow2_value_transform): New.
7179 (tree_mod_subtract_transform): New.
7180 (tree_find_values_to_profile): Implement.
7181 * profile.c (instrument_values): Free histograms.
7182 (compute_value_histograms): Adjust. Implement tree version.
7184 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7186 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7187 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7188 variable. Output "fldcw" depending on round_mode.
7189 * config/i386/i386.md (UNSPEC_FIST): New.
7190 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7191 New isns patterns to implement lrint and llrint built-ins as x87
7193 (fistdi2, fist<mode>2 splitters): New splitters.
7194 (lrint<mode>2): New expanders.
7196 2005-03-28 Ian Lance Taylor <ian@airs.com>
7198 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7199 0 when calling final_scan_insn.
7201 2005-03-28 Jan Hubicka <jh@suse.cz>
7204 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7207 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7208 types where possible.
7210 2005-03-26 Per Bothner <per@bothner.com>
7212 Make -f[no-]show-column also control non-cpp diagnostics.
7213 * c.opt (fshow-column): Move option from here ...
7214 * common.opt (fshow-column): ... to here.
7215 * diagnostic.c (diagnostic_build_prefix): Only print column number
7216 if flag_show_column.
7218 2005-03-27 Steven Bosscher <stevenb@suse.de>
7220 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7221 vax_output_conditional_branch): New prototypes.
7222 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7223 extracted from vax.md mov and add patterns.
7224 (vax_output_conditional_branch): New function to output conditional
7225 branch instructions.
7226 * vax.md: Use mode macros for arithmetic and mov patterns.
7227 Use code macros for the jump patterns.
7229 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7231 * Makefile.in (libbackend.o): Depend on version files;
7232 add custom generation command.
7234 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7237 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7238 sure that we have a REG before getting its REGNO.
7240 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7242 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7243 * builtins.def (BUILT_IN_STRNDUP): New.
7245 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7247 PR tree-optimization/20470
7248 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7251 2005-03-25 Mike Stump <mrs@apple.com>
7253 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7256 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7258 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7259 Use our own structure definitions.
7261 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7262 (fix_truncdfsi2): Allow registers or memory as destination.
7263 When TARGET_PPC_GFXOPT, generate simplified pattern.
7264 (fix_truncdfsi2_internal): Use define_insn_and_split.
7265 (fix_truncdfsi2_internal_gfxopt): New.
7266 (fctiwz): Don't confuse register allocation by giving it no choices.
7268 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7269 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7270 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7271 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7273 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7275 * dominance.c (free_dominance_info): Speed up by freeing et
7276 data structures without maintaining other nodes.
7277 * et-forest.c (et_free_tree_force): New.
7278 * et-forest.h: Add a prototype for et_free_tree_force.
7280 * tree.c (get_set_constructor_bits,
7281 get_set_constructor_bytes): Remove.
7282 * tree.h: Remove the corresponding prototypes.
7284 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7287 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7288 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7289 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7290 PRE_DEC, NEG and NOT.
7292 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7294 * fold-const.c: Convert uses of fold (build (...)) to
7297 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7299 PR rtl-optimization/20249
7300 * cse.c (insert_regs): Do not record equivalence of registers in
7303 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7305 * emit-rtl.c (reverse_comparison): Remove.
7306 * rtl.h: Remove the corresponding prototype.
7308 2005-03-24 James E Wilson <wilson@specifixinc.com>
7310 * doc/install.texi (--enable-altivec): Delete docs.
7312 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7314 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7315 SFmode and DFmode before reload when
7316 flag_unsafe_math_optimizations not enabled.
7318 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7320 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7322 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7323 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7325 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7327 * configure.ac (enable-checking): Add 'runtime' option.
7328 * doc/install.texi (enable-checking): Document 'runtime' checking.
7329 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7330 * config.in: Regenerated.
7331 * configure: Regenerated.
7333 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7335 * optabs.h (enum optab_index): Remove OTI_llrint.
7336 (llrint_optab): Remove macro.
7337 * optabs.c (init_optabs): Remove llrint_optab initialization.
7338 * genopinit.c (optabs): Remove llrint_optab implementation.
7339 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7342 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7344 PR rtl-optimization/20532
7345 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7346 overflow when adding coefficients for PLUS or MINUS.
7347 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7350 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7352 * langhooks.h (truthvalue_conversion): Remove.
7353 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7354 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7355 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7356 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7357 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7359 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7361 * params.def: Fix a typo.
7362 * config/mips/mips.c: Follow the spelling convensions.
7363 * doc/invoke.texi: Fix typos.
7365 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7367 Fix PR tree-optimization/20601
7369 * tree-ssa-pre.c (insert_aux): Add missing condition to
7372 2005-03-23 Ian Lance Taylor <ian@airs.com>
7374 * final.c (final_scan_insn): Don't remove no-op instructions.
7375 * reload1.c (reload): Remove simple no-op instructions even when
7378 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7380 PR tree-optimization/20501
7381 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7382 reporting that peeling for alignment is applied moved to...
7383 * (vect_analyze_data_refs_alignment): Here.
7385 2005-03-23 Ian Lance Taylor <ian@airs.com>
7387 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7389 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7391 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7392 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7394 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7396 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7397 imply that this is called once, independent of asms in code.
7398 Adjust to now being pased output and input lists. Mention helper
7399 function decl_overlaps_hard_reg_set_p.
7400 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7401 hook_tree_tree_identity and to take three trees, returning third.
7402 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7404 * stmt.c: include hard-reg-set.h before tree.h.
7405 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7406 (decl_conflicts_with_clobbers_p): Call
7407 decl_overlaps_hard_reg_set_p.
7408 (expand_asm_operands): Pass output and input lists in call to
7409 targetm.md_asm_clobbers.
7410 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7411 hook_tree_tree_tree_tree_3rd_identity.
7412 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7414 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7415 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7416 parameters, first two unused.
7417 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7418 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7419 in constraint letters and MOF is not mentioned as a asm-declared
7420 register in neither of the input and output lists.
7422 2005-03-23 DJ Delorie <dj@redhat.com>
7424 * optabs.c (expand_binop): Make sure the first subword's result
7427 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7429 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7430 Call c_common_truthvalue_conversion rather than
7431 lang_hooks.truthvalue_conversion.
7432 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7433 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7435 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7436 c_common_truthvalue_conversion.
7437 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7438 c_parser_conditional_expression, c_parser_binary_expression): Call
7439 c_objc_common_truthvalue_conversion.
7440 * c-typeck.c (build_unary_op): Call
7441 c_objc_common_truthvalue_conversion.
7442 (build_conditional_expr): Do not call
7443 lang_hooks.truthvalue_conversion.
7444 (build_binary_op): Call c_common_truthvalue_conversion.
7445 (c_objc_common_truthvalue_conversion): Moved from
7446 c-objc-common.c. Call default_function_array_conversion instead
7447 of default_conversion.
7449 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7451 * c-common.h (default_conversion): Remove.
7452 (perform_integral_promotions): Add.
7453 * c-tree.h (default_conversion): Add.
7454 * c-typeck.c (perform_integral_promotions): New, split out from
7456 * c-common.c (check_case_value): Use perform_integral_promotions,
7457 not default_conversion.
7458 (c_add_case_label): Don't continue processing case label after
7459 found to be pointer.
7461 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7463 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7464 the prefix list if we have already added a multilib directory
7466 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7469 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7471 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7473 * reload.h: Remove the prototype for indirect_symref_ok.
7475 * reload1.c (indirect_symref_ok): Make it global.
7476 * reload.h: Add a prototype for indirect_symref_ok.
7478 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7480 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7483 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7485 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7487 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7489 * c-opts.c (c_common_parse_file): Only start/end main source file
7490 if debug hooks says the writer wants it.
7491 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7493 (xcoff_debug_hooks): Ditto.
7494 * debug.c (do_nothing_hooks): Ditto.
7495 * debug.h (gcc_debug_hooks): Ditto.
7496 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7497 * sdbout.c (sdb_debug_hooks): Ditto.
7498 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7500 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7502 * doc/extend.texi: Deprecate C++ min/max operators.
7504 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7506 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7507 artificial original candidates.
7509 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7510 Jan Hubicka <jh@suse.cz>
7511 Steven Bosscher <stevenb@suse.de>
7513 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7514 call cost based on argument sizes.
7515 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7517 * params.def: (max-inline-inssn-single): Set to 450.
7518 (max-inline-insns-auto): Set to 90.
7519 (max-inline-insns-recursive): Set to 450
7520 (max-inline-insns-recursive-auto): Set to 450.
7521 (large-function-insns): Set to 2700.
7522 (inline-call-cost): New parameter.
7523 * tree-inline.c (estimate_move_cost): New function.
7524 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7525 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7527 * tree-inline.h (estimate_move_cost): Declare.
7528 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7529 (max-inline-insns-auto): Change default to 90.
7530 (max-inline-insns-recursive): Change default to 450
7531 (max-inline-insns-recursive-auto): Change default to 450.
7532 (large-function-insns): Change default to 2700.
7533 (inline-call-cost): Document new parameter.
7535 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7537 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7538 (TARGET_DEFAULT): Delete.
7539 * config/i860/i860.opt: New file.
7541 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7543 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7544 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7545 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7546 (frv_sched_lookahead): Delete.
7547 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7548 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7549 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7550 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7551 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7552 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7553 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7554 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7555 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7556 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7557 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7558 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7559 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7560 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7561 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7562 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7563 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7564 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7565 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7566 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7567 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7568 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7569 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7570 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7571 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7572 (frv_sched_lookahead): Delete.
7573 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7574 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7575 (frv_handle_option): New function. Move -mcpu= handling from...
7576 (frv_override_options): ...here. Remove handling of other
7578 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7579 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7580 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7581 and TARGET_NO_MULTI_CE.
7582 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7583 !TARGET_VLIW_BRANCH.
7584 * config/frv/frv.opt: New file.
7586 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7588 * fold-const.c (fold_ternary): Take decomposed arguments of
7590 (fold): Update a call to fold_ternary.
7592 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7593 * tree.h: Add corresponding prototypes.
7595 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7598 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7599 between jump table and its label.
7600 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7601 resp. ADDR_DIFF_VEC and the label preceeding it.
7602 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7603 is emitted in the right section.
7605 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7607 * fold-const.c (fold_unary, fold_binary): Update comments
7610 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7612 PR rtl-optimization/20527
7613 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7614 REG_INC note, test that the register also isn't mentioned in PRED
7617 2005-03-22 Ben Elliston <bje@au.ibm.com>
7619 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7622 2005-03-21 Mike Stump <mrs@apple.com>
7624 * varasm.c (default_assemble_visibility): Remove extra ().
7626 2005-03-21 Roger Sayle <roger@eyesopen.com>
7629 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7630 to determine whether a block can be duplicated, rather than test
7631 whether the block contains noncopyable insns ourselves.
7633 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7635 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7638 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7640 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7642 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7644 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7645 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7646 * config/fr30/fr30.opt: New file.
7648 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7650 Fix PR tree-optimization/20542
7652 * tree-flow-inline.h (overlap_subvar): Move to here.
7653 * tree-ssa-operands.c: From here.
7654 * tree-flow.h (overlap_subvar): Declare.
7655 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7656 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7657 for variables with subvars.
7659 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7662 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7663 * modulo-sched.c (const_iteration_count): Return on NULL
7665 (print_node_sched_params): Return on NULL dump_file.
7666 (generate_reg_moves): Handle reg-anti dependencies and disregard
7667 closing branch when generating register moves.
7668 (sms_schedule): Mark the SMSed block dirty.
7669 * passes.c (rest_of_handle_sms): Call update_life_info for all
7671 * testsuite/gcc.dg/20050321-1.c: New test.
7673 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7675 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7676 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7677 movqi_internal): Likewise.
7679 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7681 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7682 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7683 xtensa_b4const): Delete prototypes.
7684 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7685 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7686 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7687 xtensa_extra_constraint): New prototypes.
7688 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7689 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7690 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7691 move_operand, const_float_1_operand, fpmem_offset_operand,
7692 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7693 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7694 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7695 argument type to HOST_WIDE_INT.
7696 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7697 xtensa_mask_immediate): Likewise.
7698 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7699 Likewise. Also make these functions static.
7700 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7701 (xtensa_const_ok_for_letter_p): New.
7702 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7703 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7704 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7705 move_operand, const_float_1_operand, fpmem_offset_operand,
7706 branch_operator, ubranch_operator, boolean_operator): Move to
7708 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7709 (xtensa_mem_offset): Change return type to bool.
7710 (xtensa_extra_constraint): New.
7711 (gen_int_relational): Update type of const_range_p function pointer.
7712 Use xtensa_b4const_or_zero.
7713 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7714 xtensa_const_ok_for_letter_p. Update comments.
7715 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7716 (PREDICATE_CODES): Delete.
7717 * config/xtensa/xtensa.md: Include predicates.md.
7718 * config/xtensa/predicates.md: New file.
7720 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7722 * config/v850/v850-protos.h: Remove the prototypes for
7723 reg_or_int9_operand, reg_or_const_operand,
7724 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7725 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7726 movsi_source_operand, power_of_two_operand,
7727 not_power_of_two_operand, special_symbolref_operand,
7728 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7729 register_is_ok_for_epilogue.
7730 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7731 reg_or_int9_operand, reg_or_const_operand,
7732 call_address_operand, special_symbolref_operand,
7733 movsi_source_operand, power_of_two_operand,
7734 not_power_of_two_operand, register_is_ok_for_epilogue,
7735 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7736 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7738 * config/v850/v850.h (PREDICATE_CODES): Remove.
7739 * config/v850/v850.md: Include predicates.md.
7740 * config/v850/predicates.md: New.
7742 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7744 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7745 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7746 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7747 (itoolsdir, itoolsdatadir): Move definition above new first use.
7748 (install-itoolsdirs): New rule.
7749 (install-mkheaders): Depend on install-itoolsdirs, not
7750 install-include-dir.
7752 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7754 * tree-into-ssa.c: Remove obsolete comments.
7756 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7758 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7759 unrolling if -fpeel-loops is specified, too.
7760 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7761 Remove superfluous check for flag_unroll_loops.
7763 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7765 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7766 (lrint_optab, llrint_optab): Define corresponding macros.
7767 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7768 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7769 pattern and llrint_optab using llrintdi2 patterns.
7770 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7771 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7772 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7773 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7774 flag_unsafe_math_optimizations is set.
7776 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7778 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7779 simplify_logical, if_then_else_cond, known_cond,
7780 simplify_comparison): Adjust calls to reverse_comparison.
7781 Don't use combine_reversed_comparison_code).
7782 (combine_reversed_comparison_code): Remove.
7783 (reversed_comparison): Using reversed_comparison_code, move it...
7784 * jump.c (reversed_comparison): ... here.
7785 * rtl.h (reversed_comparison): Add prototype.
7787 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7789 * builtins.c (fold_builtin): Take decomposed arguments of
7791 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7792 * gimplify.c (gimplify_call_expr): Likewise.
7793 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7794 * tree.h: Update the prototype of fold_builtin.
7796 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7798 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7799 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7800 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7801 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7802 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7804 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7806 * builtins.c (fold_builtin_1): Take decomposed arguments of
7808 (fold_builtin): Update a call to fold_builtin_1.
7810 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7813 * gcov.c (output_lines): Only output function block summary when
7814 outputting branch information.
7815 * doc/gcov.texi: Document format of preamble and additional block
7818 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7820 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7821 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7822 the defaults false if BITS_PER_UNIT != 8.
7823 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7824 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7825 than BITS_PER_UNIT != 8.
7826 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7827 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7828 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7830 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7831 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7833 2005-03-20 Roger Sayle <roger@eyesopen.com>
7836 * fold-const.c (fold_binary): Fix type mismatch between
7837 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7838 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7839 for non-truth-valued expressions.
7841 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7842 and FUNCTION_DECL in the main switch.
7843 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7844 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7845 we also need to convert their operands to match.
7846 <TRUTH_NOT_EXPR>: Likewise.
7848 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7850 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7851 diagnostic without checking whether an lvalue.
7852 * c-common.h (lvalue_p): Remove.
7853 (enum lvalue_use): Update comment.
7854 (lvalue_or_else): Replace by lvalue_error.
7855 * c-typeck.c (lvalue_p): Make static.
7856 (lvalue_or_else): New. Call lvalue_error.
7858 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7860 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7861 (function_arg_advance): Use rs6000_parm_start.
7862 (function_arg, rs6000_arg_partial_bytes): Likewise.
7864 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7866 * c-common.c (check_case_value): Adjust comment about stripping
7868 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7869 * c-typeck.c (default_conversion, convert_arguments,
7870 build_modify_expr, convert_for_assignment, store_init_value,
7871 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7872 manually. Remove inaccurate comments.
7874 2005-03-20 Roger Sayle <roger@eyesopen.com>
7875 Joseph S. Myers <joseph@codesourcery.com>
7877 * varasm.c (do_assemble_alias): Restore comment describing function.
7878 Annotate the target parameter as potentially unused.
7880 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7883 * config/avr/avr.c (avr_output_function_prologue): Do not use
7884 current_function_name() in a label, use a local label instead.
7886 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7888 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7889 flag_finite_math_only, not flag_unsafe_math_optimizations.
7891 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7893 * builtins.c (fold_builtin_1): Update a call to
7894 targetm.fold_builtin.
7895 * hooks.c (hook_tree_tree_bool_null): Rename to
7896 hook_tree_tree_tree_bool_null. Take one more argument of type
7898 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7899 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7900 hook_tree_tree_tree_bool_null.
7901 * target.h (gcc_target): Update the prototype of fold_builtin.
7902 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7903 arguments of CALL_EXPR.
7904 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7907 2005-03-20 Jan Hubicka <jh@suse.cz>
7909 * cgraph.h (cgraph_node): Add prev_clone pointer.
7910 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7911 (cgraph_clone_node): Produce doubly linked chain.
7913 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7915 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7916 get_nonnull_operand, handle_sentinel_attribute,
7917 check_function_arguments_recurse): Do not strip NOPS from
7919 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7921 * c-format.c (get_constant): Likewise.
7922 * c-parser.c (c_parser_postfix_expression): Likewise.
7923 * c-typeck.c (set_init_index): Likewise.
7924 (convert_arguments): Don't check for NOP_EXPR containing integer
7927 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7929 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7930 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7931 Take decomposed arguments of CALL_EXPR.
7932 (fold_builtin_1): Update calls to the functions mentioned
7935 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7937 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7938 width to have integer type.
7939 (build_enumerator): Require enumerator value to have integer type.
7941 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7943 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7946 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7948 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7949 std=iso9899:199x): Correct descriptions.
7951 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7953 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7956 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7958 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7960 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7961 fold_builtin_memcpy.
7963 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7964 arguments of CALL_EXPR.
7965 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7966 fold_builtin_found, fold_builtin_1): Update calls to
7967 fold_trunc_transparent_mathfn.
7969 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7972 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7973 function pointers on targets that require function pointer
7975 (fold_sign_changed_comparison): Likewise.
7977 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7979 * combine.c (try_combine): When changing the mode of a hard reg, make
7980 sure that doing so is valid.
7982 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7984 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7985 (TARGET_HANDLE_OPTION): Override default.
7986 (avr_handle_option): New function.
7987 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7988 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7989 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7990 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7991 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7992 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7993 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7994 (TARGET_OPTIONS): Delete.
7995 * config/avr/avr.opt: New file.
7997 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7999 * config/m32r/m32r-protos.h: Remove the prototypes for
8000 call_address_operand, symbolic_operand, seth_add3_operand,
8001 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8002 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8003 two_insn_const_operand, move_src_operand,
8004 move_double_src_operand, move_dest_operand,
8005 eqne_comparison_operator, signed_comparison_operator,
8006 large_insn_p, conditional_move_operand, carry_compare_operand,
8007 m32r_block_immediate_operand, extend_operand,
8008 reg_or_eq_int16_operand, int8_operand, and
8009 reg_or_zero_operand.
8010 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8011 seth_add3_operand, int8_operand, cmp_int16_operand,
8012 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8013 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8014 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8015 move_double_src_operand, move_dest_operand,
8016 eqne_comparison_operator, signed_comparison_operator,
8017 extend_operand, small_insn_p, large_insn_p,
8018 conditional_move_operand, carry_compare_operand,
8019 m32r_block_immediate_operand): Move to predicates.md.
8020 (MAX_MOVE_BYTES): Move to m32r.h.
8021 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8022 * config/m32r/m32r.md: Include predicates.md.
8023 * config/m32r/predicates.md: New.
8025 2005-03-18 James E Wilson <wilson@specifixinc.com>
8028 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8031 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8033 * config/mn10300/mn10300-protos.h: Remove the prototypes for
8034 call_address_operand, const_8bit_operand.
8035 * config/mn10300/mn10300.c (call_address_operand,
8036 const_8bit_operand, const_1f_operand): Move to predicates.md.
8037 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8038 * config/mn10300/mn10300.md: Include predicates.md.
8039 * config/mn10300/predicates.md: New.
8041 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
8043 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8044 declarations in diagnostics and %E for identifiers, not %s.
8046 2005-03-18 Jan Hubicka <jh@suse.cz>
8047 Dale Johannesen <dalej@apple.com>
8049 * basic-block.h (scale_bbs_frequencies_int,
8050 scale_bbs_frequencies_gcov_type): Declare.
8051 * cfg.c (RDIV): New macro.
8052 (update_bb_frequency_for_threading): Fix.
8053 * basic-block.h (scale_bbs_frequencies_int,
8054 scale_bbs_frequencies_gcov_type): New.
8055 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8056 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8057 scale_bbs_frequencies_int.
8058 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8060 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8062 * config/m32r/m32r-protos.h: Remove the prototypes for
8063 call_address_operand, symbolic_operand, seth_add3_operand,
8064 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8065 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8066 two_insn_const_operand, move_src_operand,
8067 move_double_src_operand, move_dest_operand,
8068 eqne_comparison_operator, signed_comparison_operator,
8069 large_insn_p, conditional_move_operand, carry_compare_operand,
8070 m32r_block_immediate_operand, extend_operand,
8071 reg_or_eq_int16_operand, int8_operand, and
8072 reg_or_zero_operand.
8073 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8074 seth_add3_operand, int8_operand, cmp_int16_operand,
8075 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8076 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8077 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8078 move_double_src_operand, move_dest_operand,
8079 eqne_comparison_operator, signed_comparison_operator,
8080 extend_operand, small_insn_p, large_insn_p,
8081 conditional_move_operand, carry_compare_operand,
8082 m32r_block_immediate_operand): Move to predicates.md.
8083 (MAX_MOVE_BYTES): Move to m32r.h.
8084 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8085 * config/m32r/m32r.md: Include predicates.md.
8086 * config/m32r/predicates.md: New.
8088 * config/pa/pa-protos.h: Add prototypes for magic_milli and
8090 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8091 symbolic_operand, symbolic_memory_operand,
8092 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8093 indexed_memory_operand, move_dest_operand, move_src_operand,
8094 prefetch_cc_operand, prefetch_nocc_operand,
8095 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8096 arith_operand, arith11_operand, pre_cint_operand,
8097 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8098 ireg_operand, int5_operand, uint5_operand, int11_operand,
8099 uint32_operand, arith5_operand, and_operand, ior_operand,
8100 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8101 pc_or_label_operand, div_operand, plus_xor_ior_operator,
8102 shadd_operand, movb_comparison_operator,
8103 cmpib_comparison_operator): Move to predicates.md.
8104 (magic_milli, shadd_constant_p): Make it extern.
8105 * config/pa/pa.h (PREDICATE_CODES): Remove.
8106 * config/pa/pa.md: Include predicates.md.
8107 * config/pa/predicates.md: New.
8109 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8112 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8114 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8115 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8116 config/alpha/freebsd.h, config/alpha/linux.h,
8117 config/alpha/netbsd.h, config/alpha/osf5.h,
8118 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8119 config/h8300/h8300-protos.h, config/h8300/h8300.c,
8120 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8121 doc/cppopts.texi: Update copyright.
8123 2005-03-18 Jan Hubicka <jh@suse.cz>
8126 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8128 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8131 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8133 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8136 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
8138 * combine.c (gen_binary): Remove.
8139 (known_cond, simplify_shift_const, find_split_point,
8140 combine_simplify_rtx, simplify_if_then_else, simplify_set,
8141 simplify_logical, expand_field_assignment, extract_left_shift,
8142 force_to_mode, if_then_else_cond, apply_distributive_law,
8143 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8144 simplify_comparison, reversed_comparison): Replace with
8145 simplify_gen_binary, simplify_gen_relational or
8146 distribute_and_simplify_rtx.
8147 (distribute_and_simplify_rtx): New function.
8149 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
8150 Paolo Bonzini <gcc.gnu.org>
8152 * calls.c (setjmp_call_p, special_function_p): Update comments
8153 at the head of the functions.
8155 2005-03-18 Jan Hubicka <jh@suse.cz>
8157 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8159 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8160 function body should be released; do not proactively release function
8161 bodies in non-unit-at-a-time mode.
8163 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
8165 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8166 mno-fp-ret-in-387 multilib variants.
8168 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8170 * common.opt (m): Remove.
8171 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8173 (common_handle_option): Remove OPT_m case.
8175 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8177 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8179 (fold_builtin_1): Update a call to fold_builtin_bitop.
8181 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8183 (fold_builtin_1): Update a call to fold_builtin_signbit.
8185 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8187 PR tree-optimization/20474
8188 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8189 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8191 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8193 * config/h8300/h8300-protos.h: Remove prototypes for
8194 general_operand_src, general_operand_dst, single_one_operand,
8195 single_zero_operand, call_insn_operand,
8196 two_insn_adds_subs_operand, small_call_insn_operand,
8197 jump_address_operand, bit_operand, bit_memory_operand,
8198 stack_pointer_operand, const_int_gt_2_operand,
8199 const_int_ge_8_operand, const_int_qi_operand,
8200 const_int_hi_operand, incdec_operand, bit_operator,
8201 nshift_operator, eqne_operator, gtle_operator,
8202 gtuleu_operator, iorxor_operator.
8203 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8204 h8300_ldm_stm_parallel.
8205 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8207 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8208 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8209 (h8300_ldm_stm_parallel): Make it extern.
8210 (h8300_ldm_parallel, h8300_stm_parallel,
8211 h8300_return_parallel, general_operand_src,
8212 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8213 nibble_operand, reg_or_nibble_operand, single_one_operand,
8214 single_zero_operand, call_insn_operand,
8215 two_insn_adds_subs_operand, small_call_insn_operand,
8216 jump_address_operand, bit_operand, bit_memory_operand,
8217 stack_pointer_operand, const_int_gt_2_operand,
8218 const_int_ge_8_operand, const_int_qi_operand,
8219 const_int_hi_operand, incdec_operand, eqne_operator,
8220 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8221 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8222 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8223 nshift_operator): Move to predicates.md.
8224 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8225 * config/h8300/h8300.md: Include predicates.md.
8226 * config/h8300/predicates.md: New.
8228 2005-03-17 Richard Henderson <rth@redhat.com>
8230 * config.gcc (ia64*-*-hpux*): Add extra_options.
8231 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8232 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8233 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8234 (ia64_tls_size_string, ia64_tune_string): Remove.
8235 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8236 (TARGET_DEFAULT_TARGET_FLAGS): New.
8237 (TARGET_HANDLE_OPTION): New.
8238 (ia64_override_options): Move options parsing ...
8239 (ia64_handle_option): ... here. New.
8240 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8241 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8242 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8243 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8244 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8245 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8246 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8247 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8248 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8249 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8250 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8251 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8252 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8253 TARGET_EARLY_STOP_BITS): Remove.
8254 (TARGET_ILP32): Default false.
8255 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8256 (enum ia64_inline_type): New.
8257 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8258 * config/ia64/ia64.md: Update for new definitions of
8259 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8260 * config/ia64/ia64.opt: New file.
8261 * config/ia64/ilp32.opt: New file.
8263 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8266 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8268 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8270 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8271 instead of MASK_H8300S.
8272 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8273 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8274 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8275 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8276 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8277 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8278 TARGET_SWITCHES): Remove.
8279 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8281 * config/h8300/h8300.opt: New.
8283 * config/alpha/alpha.opt, config/arc/arc.opt,
8284 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8287 2005-03-17 Ian Lance Taylor <ian@airs.com>
8291 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8293 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8294 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8295 (TARGET_HANDLE_OPTION): Override default.
8296 (arc_handle_option): New function.
8297 (arc_init): Remove code to set arch_cpu_string.
8298 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8299 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8300 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8301 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8302 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8303 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8304 (arc_rodata_string, TARGET_OPTIONS): Delete.
8305 * config/arc/arc.opt: New file.
8307 2005-03-17 Richard Henderson <rth@redhat.com>
8309 * doc/extend.texi (Weak Pragmas): New section.
8310 (attribute alias): Clarify that target must be in the same
8313 2005-03-17 Richard Henderson <rth@redhat.com>
8315 * config/alpha/alpha.opt: New file.
8316 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8318 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8319 alpha_fprm_string, alpha_fptm_string): Make static.
8320 (alpha_tls_size_string): Remove.
8321 (alpha_handle_option): New.
8322 (override_options): Update for alpha_cpu/alpha_tune split.
8323 (alpha_file_start): Likewise.
8324 (TARGET_DEFAULT_TARGET_FLAGS): New.
8325 (TARGET_HANDLE_OPTION): New.
8326 * config/alpha/alpha.h (alpha_tune): Declare.
8327 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8328 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8329 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8330 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8331 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8332 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8333 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8334 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8335 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8336 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8337 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8338 (TARGET_DEFAULT): Remove MASK_FP.
8339 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8340 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8341 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8342 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8343 alpha_tls_size_string): Remove.
8344 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8345 (attribute tune): Rename from attribute cpu.
8346 * config/alpha/ev4.md: Update to match.
8347 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8348 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8349 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8350 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8351 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8352 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8354 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8356 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8357 and return without creating new state if before_nops_num is nonzero.
8358 * config/ia64/ia64.md (first_insn): New attribute.
8359 (alloc): Set it to yes.
8361 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8363 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8364 STMT_VINFO_SUBVARS to NULL.
8365 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8367 2005-03-16 Dale Johannesen <dalej@apple.com>
8369 * rtlanal.c (find_first_parameter_load): Rewrite to
8370 return actual first param load or the call if none,
8371 instead of first in block, when not all loads exist.
8373 2005-03-16 Roger Sayle <roger@eyesopen.com>
8375 * optabs.c (expand_copysign_absneg): Make static.
8376 * optabs.h (expand_copysign_absneg): Delete prototype.
8377 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8379 2005-03-16 Richard Henderson <rth@redhat.com>
8382 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8383 (alias_pairs): Rename from output_defs.
8384 (find_decl_and_mark_needed): Split out from assemble_alias.
8385 (do_assemble_alias): New.
8386 (assemble_output_def): Remove.
8387 (finish_aliases_1, finish_aliases_2): New.
8388 (process_pending_assemble_output_defs): Remove.
8389 (assemble_alias): Defer aliases for which we don't yet have a
8390 non-external decl for the target symbol.
8391 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8392 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8393 * toplev.c (compile_file): Use finish_aliases_2 instead of
8394 process_pending_assemble_output_defs.
8395 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8396 (process_pending_assemble_output_defs): Remove.
8398 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8400 Fix PR tree-optimization/20489
8402 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8403 for empty structures.
8405 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8407 Fix PR tree-optimization/20490
8409 * tree-ssa-pre.c (create_expression_by_pieces): Use
8410 force_gimple_operand on result of fold.
8412 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8414 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8415 of closing parenthesis.
8417 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8419 * builtins.c (expand_movstr): Update a call to
8420 fold_builtin_strcpy.
8421 (expand_builtin_strncpy): Update a call to
8422 fold_builtin_strncpy.
8423 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8424 arguments of CALL_EXPR.
8425 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8426 fold_builtin_strncpy.
8427 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8428 * tree.h: Update the prototypes of fold_builtin_strcpy and
8429 fold_builtin_strncpy.
8431 2005-03-16 Steven Bosscher <stevenb@suse.de>
8432 Dorit Naishlos <dorit@il.ibm.com>
8434 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8435 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8438 2005-03-16 Steven Bosscher <stevenb@suse.de>
8440 * tree-inline.c (walk_type_fields, walk_tree,
8441 walk_tree_without_duplicates): Move from here...
8442 * tree.c: ...to here.
8444 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8446 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8447 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8448 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8449 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8450 (version): Define using $(BASEVER_c).
8451 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8453 (version.o): Depend on version files; add custom generation command.
8454 (prefix.o): Define BASEVER on command line.
8455 (s-iov): Depend on version files; adjust command.
8456 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8458 (gcc-vers.texi): New rule.
8459 (doc/%.info, doc/%.dvi): Add -I . to command line.
8460 (doc/gccinstall.dvi): Likewise.
8461 (PACKAGE): Delete. All uses replaced with "gcc".
8462 * aclocal.m4: Do not include gcc-version.m4.
8463 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8464 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8465 Set is_release based on contents of DEV-PHASE.
8466 Set gcc_version based on contents of BASE-VER.
8467 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8468 * config.in, configure: Regenerate.
8469 * gccbug.in: Determine version of GCC in use at runtime.
8470 * gcov-iov.c: Get version number and development phase from
8471 command line, not by including version.c.
8472 * intl.c: Replace all uses of PACKAGE with "gcc".
8473 * libada-mk.in: Delete unused "gcc_version" variable.
8474 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8475 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8476 commentary to match.
8477 (version_string): Put together from pieces.
8478 * config/alpha/x-vms: Do not use $(gcc_version).
8479 * config/i386/t-nwld: Likewise.
8480 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8481 version-GCC and DEVELOPMENT.
8483 2005-03-15 Roger Sayle <roger@eyesopen.com>
8485 PR tree-optimization/17454
8486 * tree.c (tree_size): Add case for TREE_BINFO.
8487 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8488 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8490 2005-03-15 Roger Sayle <roger@eyesopen.com>
8492 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8493 op1 whilst expanding the signed widenening multiply variant.
8495 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8497 * toplev.c (display_target_options): Avoid unused variable warning if
8498 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8499 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8500 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8501 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8502 (mips_isa_info): New variable.
8503 (mips_parse_cpu): Remove the first argument and leave the caller
8505 (TARGET_HANDLE_OPTION): Override default.
8506 (mips_handle_option): New function. Move option validation code from...
8507 (override_options): ...here. Update calls to mips_parse_cpu.
8508 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8509 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8510 (SUBTARGET_TARGET_OPTIONS): Delete.
8511 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8512 (mno-flush-func, mtune=): New options.
8514 2005-03-15 Roger Sayle <roger@eyesopen.com>
8515 Richard Henderson <rth@redhat.com>
8517 * real.c (c4x_single_format, c4x_extended_format): Provide values
8518 for signbit_ro for c4x's single and extended floating point formats.
8519 * optabs.c (expand_copysign): Use the floating point format's
8520 signbit_ro for expanding via expand_copysign_absneg, and it's
8521 signbit_rw field for expanding via expand_copysign_bit.
8523 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8525 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8526 known_alignment_for_access_p.
8527 (known_alignment_for_access_p): New.
8528 (do_peeling_for_alignment): Field made int instead of bool and renamed
8529 to peeling_for_alignment.
8530 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8531 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8532 functionality used to be in vect_analyze_operations.
8533 (vect_analyze_operations): Code to determine vectorization factor was
8534 moved to vect_determine_vectorization_factor.
8535 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8536 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8538 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8539 be part of vect_analyze_operations).
8540 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8541 creating the guard condition, as the number of iterations may be
8543 (slpeel_tree_peel_loop_to_edge): Use new name of
8544 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8545 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8546 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8547 (vect_do_peeling_for_alignment): Use fold.
8548 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8550 (vect_update_inits_of_dr): Renamed to
8551 vect_update_init_of_dr.
8552 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8553 (vectorizable_store): Fix assertion to use == instead of =.
8555 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8557 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8558 call_used_regs for wCG registers.
8560 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8562 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8563 for non-offsettable memory references to cope with outstanding reload
8564 replacements, take 2.
8566 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8569 * config/i386/i386.h (x86_fisttp): New.
8570 (TARGET_FISTTP): New macro.
8571 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8572 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8573 instruction when fisttp flag is set.
8574 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8576 * config/i386/i386.md (type attribute): Add fisttp.
8577 (unit attribute): Set to i387 for fisttp type.
8578 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8579 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8581 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8582 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8584 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8585 patterns for TARGET_FISTTP. Enable patterns for
8586 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8587 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8588 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8589 implement fisttp x87 insn.
8590 (fix_trunc*_i387_fisttp splitters): New patterns.
8591 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8592 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8593 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8595 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8596 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8597 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8598 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8599 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8600 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8601 Disable patterns for TARGET_FISTTP.
8602 (fix_trunc*_i387 splitters): Implement usign mode macros.
8603 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8604 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8605 (fix_trunx*_sse peephole2s): Implement using mode macros.
8607 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8609 PR rtl-optimization/20291
8610 * combine.c (try_combine): If splitting fails, re-try with
8611 original combined pattern, i.e. before clobber stripping.
8613 2005-03-14 Eric Christopher <echristo@redhat.com>
8615 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8616 STACK_GROWS_DOWNWARD.
8618 2005-03-14 Roger Sayle <roger@eyesopen.com>
8620 * real.h (struct real_format): Split the signbit field into two
8621 two fields, signbit_ro and signbit_rw.
8622 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8623 mips_double_format, ieee_extended_motorola_format,
8624 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8625 ieee_extended_intel_128_format, ibm_extended_format,
8626 mips_extended_format, ieee_quad_format, mips_quad_format,
8627 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8628 i370_double_format, c4x_single_format, c4x_extended_format,
8629 real_internal_format): Update initializers for new field.
8630 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8631 real_format structure.
8632 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8633 field of the real_format structure.
8635 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8637 Fix PR tree-optimization/20458
8639 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8640 DECL_EXTERNAL on STRUCT_FIELD tags.
8641 (clear_call_clobbered): Ditto.
8642 * tree-ssa-operands.c (note_addressable): Make sure the original
8643 variable doesn't slip into the addressable list if we have
8645 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8648 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8650 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8651 (-fwide-exec-charset): Likewise.
8652 (-finput-charset): Likewise.
8653 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8654 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8655 * c.opt (Wnormalized): New.
8657 2005-03-14 Devang Patel <dpatel@apple.com>
8659 * doc/invoke.texi: Add reference to Visibility document.
8661 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8663 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8664 MASK_SPLIT_ADDRESSES.
8665 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8666 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8667 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8668 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8669 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8670 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8671 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8672 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8673 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8674 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8675 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8676 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8677 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8678 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8679 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8680 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8681 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8682 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8683 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8684 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8685 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8686 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8687 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8688 (TARGET_EXPLICIT_RELOCS): Delete.
8689 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8690 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8691 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8692 (override_options): Set MASK_LONG64 if -mint64 is given and no
8693 -mlongXX option is. Complain about -mint64 -mlong32.
8694 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8695 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8696 * config/mips/mips.opt: New file.
8698 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8700 * config.gcc (extra_options): New variable for listing option files.
8701 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8702 * configure.ac (extra_opt_files): New AC_SUBST variable.
8703 (tm_file_list, tm_include_list): Include options.h first.
8704 * configure: Regenerate.
8705 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8706 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8707 (s-options-h): New rule.
8708 (options.h): Depend on it.
8709 (TEXI_GCCINT_FILES): Add options.texi.
8710 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8711 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8712 * target.h (gcc_target): Add default_target_flags and handle_option.
8713 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8714 (TARGET_HANDLE_OPTION): New macros.
8715 (TARGET_INITIALIZER): Include them.
8716 * opt-functions.awk (opt_args, nth_arg): New functions.
8717 (switch_flags): Handle the "Target" flag.
8719 (var_name): Use opt_args and nth_arg.
8720 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8721 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8722 macros for the "Mask" and "InverseMask" options.
8723 * opts.h (cl_var_cond): New enum.
8724 (cl_option): Replace the "has_set_value" and "set_value" fields with
8725 "var_cond" and "var_value".
8726 (CL_TARGET): New macro.
8727 (option_enabled, print_filtered_help): Declare.
8728 (decode_options): Move definition.
8729 * opts.c (handle_option): Search for the original option before
8730 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8731 var_cond and var_value fields. Use targetm.handle_option to handle
8733 (decode_options): Set target_flags to targetm.default_target_flags.
8734 (print_filtered_help): Make global. Handle CL_TARGET.
8735 (option_enabled): New function.
8736 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8737 (display_target_options, set_target_switch, print_switch_values)
8738 (default_pch_valid_p): Guard uses of target_switches with
8739 #ifdef TARGET_SWITCHES. Also...
8740 (display_target_options): Display the CL_TARGET entries in cl_options.
8741 (set_target_option): Don't complain about the "" option when
8742 TARGET_SWITCHES is undefined.
8743 (print_switch_values): Use option_enabled.
8744 (default_pch_valid_p): Check cl_options[] when looking for something
8745 that has changed the value of target_flags.
8746 * c.opt: Remove documentation from top of file.
8747 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8748 * doc/sourecebuild.texi: Refer to the new options documentation
8749 instead of c.opt. Document machine-specific .opt files.
8750 * doc/tm.texi (target_flags): Say that this variable is declared
8752 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8753 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8755 * doc/options.texi: New file.
8757 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8760 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8763 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8766 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8767 temporary variable of pointer type if an lvalues is required.
8768 (gimplify_modify_expr_rhs): Request an rvalue from it.
8769 (gimplify_expr): Pass fallback on.
8771 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8773 * cfgbuild.c: Update comments.
8775 2005-03-14 Roger Sayle <roger@eyesopen.com>
8777 PR rtl-optimization/17236
8778 * optabs.c (expand_doubleword_mult): New helper function split out
8779 from expand_binop. Permute the order in which instructions are
8780 emitted to minimize the number of simultaneously live registers.
8781 (expand_binop): Call expand_doubleword_mult to synthesize a double
8782 word multiplication.
8784 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8786 * basic-block.h: Update the prototypes of cached_make_edge and
8788 * cfg.c (cached_make_edge): Take edge_cache representing one
8789 row of the adjacency matrix of edges.
8790 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8791 (make_edges): Initialize edge_cache to represent one row of
8792 the adjacency matrix of edges.
8794 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8796 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8798 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8799 Remove unused removed_phis variable.
8800 (conditional_replacement): Use build1/build2.
8801 (abs_replacement): Use last_and_only_stmt and build1/build2.
8803 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8805 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8806 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8807 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8808 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8809 * c-common.c (handle_novops_attribute): New function.
8810 (c_common_attribute_table): Add "no vops" entry.
8811 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8812 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8813 * tree-ssa-operands.c (get_call_expr_operands): Do not
8814 create virtual operands for calls with ECF_NOVOPS flag.
8815 * tree.h (DECL_IS_NOVOPS): New macro.
8816 (struct tree_decl): Add novops_flag.
8817 (ECF_NOVOPS): New constant.
8819 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8822 * config/i386/i386.c (x86_use_himode_fiop): New.
8823 (x86_use_simode_fiop): Rename from x86_use_fiop.
8824 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8825 (TARGET_USE_HIMODE_FIOP): New.
8826 (x86_use_simode_fiop): Rename from x86_use_fiop.
8827 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8829 * config/i386/i386.md (X87MODEI12): New mode macro define.
8830 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8831 to implement x87 FP compare with HImode input operands.
8832 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8833 Use X87MODEI12 mode macro to handle HImode input operands.
8834 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8835 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8836 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8837 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8838 macro to implement x87 operators with HImode input operands.
8839 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8842 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8844 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8846 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8847 constants invariant.
8849 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8851 * basic-block.h (BB_VISITED): Removed.
8852 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8854 2005-03-14 Falk Hueffner <falk@debian.org>
8857 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8859 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8861 * ggc-zone.c: Fix comment typos.
8863 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8864 stringpool.c, config/mips/mips-protos.h: Update copyright.
8866 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8868 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8869 throughout with its typedef, "rtx".
8870 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8871 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8872 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8873 regs in comment to match code.
8875 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8877 * except.c (check_handled): Make it static.
8878 * except.h: Remove the corresponding prototype.
8880 * function.c (get_func_frame_size): Make it static.
8881 * function.h: Remove the corresponding type.
8883 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8885 * hard-reg-set.h: Remove the corresponding declarations.
8887 * tree-cfg.c (verify_stmts): Check that
8888 bb_for_stmt (stmt) == bb for every PHI node and statement.
8890 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8892 * config.gcc: Remove excess indentation.
8893 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8895 2005-03-13 Roger Sayle <roger@eyesopen.com>
8898 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8899 * fold-const.c (fold_sign_changed_comparison): Likewise.
8900 (fold_binary): Optimize comparisons against widened operands if
8901 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8903 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8905 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8906 (sparc_override_options): Initialize it.
8907 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8909 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8911 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8912 (reg_or_none500mem_operand): New predicate.
8913 (zero_reg_mem_operand): New predicate.
8914 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8915 to reg_or_none500mem_operand.
8916 (extendsfdf2_fpr): Add MEM alternative.
8917 (extenddftf2_internal): Change operand2 predicate to
8918 zero_reg_mem_operand.
8920 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8922 * ggc-zone.c: Rewritten.
8924 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8926 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8927 * config.in: Regenerated.
8928 * configure: Regenerated.
8929 * gengtype.c (write_types_process_field, write_func_for_structure):
8930 Pass new argument to gt_pch_note_object.
8931 * ggc-common.c (struct ptr_data): Add TYPE.
8932 (gt_pch_note_object): Take TYPE argument and save it.
8933 (call_count): Update call to ggc_pch_count_object.
8934 (call_alloc): Update call to ggc_pch_alloc_object.
8935 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8937 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8938 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8939 (ggc_alloc_zone_stat): Delete.
8940 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8941 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8942 (ggc_pch_alloc_object): Update prototypes.
8943 (garbage_zone): Delete.
8944 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8945 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8947 (tree_id_zone): New variable.
8948 (ggc_alloc_cleared_zone): Remove unused.
8949 (ggc_alloc_zone): Define.
8950 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8951 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8952 ggc_alloc_zone_stat.
8953 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8954 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8955 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8956 (make_node_stat): Likewise. Use tree_id_zone.
8958 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8959 Joseph S. Myers <joseph@codesourcery.com>
8961 * configure.ac: Check for MIPS TLS.
8962 * configure: Regenerated.
8963 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8964 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8965 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8966 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8967 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8968 (mips_classify_symbol, mips_symbolic_constant_p)
8969 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8970 (mips_tls_operand_p, mips_call_tls_get_addr)
8971 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8972 (mips_tls_symbol_ref_1): New functions.
8973 (mips_legitimize_address, mips_legitimize_const_move): Call
8974 mips_legitimize_tls_address.
8975 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8977 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8978 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8979 (mips_char_to_class): Document V1_REG.
8980 (HAVE_AS_TLS): Provide default.
8981 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8983 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8985 (tls_get_tp_<mode>): New instruction.
8987 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8989 * configure.ac: Update checks for target tools.
8990 * configure: Regenerated.
8992 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8994 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8996 2005-03-13 Roger Sayle <roger@eyesopen.com>
8998 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8999 more classes of DImode multiplication by constant. Allow both
9000 multiplication by small negative constants (by performing a
9001 multiplication by a positive constant and negating the result) and
9002 multiplications by large powers of two, by using a left shift.
9004 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9006 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9007 of basic blocks into work_stack.
9009 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9010 config/mips/vr.h: Update copyright.
9012 * c-decl.c (c_init_decl_processing): Remove useless calls to
9013 build_function_type.
9015 * builtins.c (fold_trunc_transparent_mathfn,
9016 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9017 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9018 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9019 fold_builtin_strcpy, fold_builtin_strncpy,
9020 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9023 * builtins.c (expand_builtin_mathfn_3): Remove local variable
9026 * lambda-code.c (lambda_compute_auxillary_space): Remove local
9027 variable determinant.
9029 * tree-cfg.c (group_case_labels): Remove local variable type.
9031 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9034 * tree-ssa-phiopt.c (value_replacement): Remove local variable
9037 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9040 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9041 (*movmemqi_insn): Delete.
9042 (*movmemhi): Delete.
9044 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9046 * builtins.c (fold_builtin_classify): Take decomposed
9047 arguments of CALL_EXPR.
9048 (fold_builtin_1): Update a call to fold_builtin_classify.
9050 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9053 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9054 through into call to parser_xref_tag after parse error.
9055 (c_parser_struct_declaration): Consistently return NULL_TREE on
9058 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9060 * tree-flow-inline.h (ref_contains_array_ref): New function.
9061 (lookup_subvars_for_var): Ditto.
9062 (get_subvars_for_var): Ditto.
9063 (var_can_have_subvars): Ditto.
9065 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9066 (struct subvar): New type.
9068 * tree-dfa.c (okay_component_ref_for_subvars): New function.
9070 * tree-optimize.c (init_tree_optimization_passes): Call
9071 pass_create_structure_vars.
9073 * tree-ssa-alias.c: Include vec.h.
9074 (init_alias_info): Don't auto-clear call clobbered on struct-field
9076 (compute_flow_insensitive_aliasing): Handle subvars.
9077 (group_aliases): Handle STRUCT_FIELD aliases.
9078 (setup_pointers_and_addressables): Ditto.
9079 Don't mark variables non-addressable if they still have
9080 addressable subvars.
9081 Also mark subvars addressable when the real variable is marked
9083 (add_pointed_to_var): Try to prune the pointed-to set by only
9084 pointing to subvars when possible.
9085 Otherwise, make sure we set addresses_needed and pt_vars to
9086 properly include subvars.
9087 (bitpos_of_field): New function.
9088 (push_fields_onto_fieldstack): Ditto.
9089 (get_or_create_used_part_for): Ditto.
9090 (create_overlap_variables_for): Ditto.
9091 (find_used_portions): Ditto.
9092 (create_structure_vars): Ditto.
9093 (pass_create_structure_vars): New structure.
9095 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9096 (get_expr_operands): Handle subvars. Also try to turn
9097 COMPONENT_REF accesses into must-defs now that we can accurately
9099 (note_addressable): Try to only mark as addressable those subvars
9100 we know a COMPONENT_REF touches.
9101 (overlap_subvar): New function.
9103 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9104 Handle subvar storing.
9105 (vect_address_analysis): Update caller of vect_object_analysis.
9107 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9109 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9110 (STMT_VINFO_SUBVARS): New macro.
9112 * common.opts: add flag_tree_salias.
9114 * opts.c (decode_options): flag_tree_salias defaults to on.
9116 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9118 * doc/tree-ssa.texi: Document structural alias analysis.
9120 2005-03-12 Steven Bosscher <stevenb@suse.de>
9122 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9123 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9124 * tree-ssa-operands.c (get_expr_operands): Likewise.
9125 (get_expr_operands): Likewise for ERROR_MARK.
9127 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9129 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9132 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9135 * tree-ssa-pre.c (compute_avail): Remove local variable val.
9136 (mark_operand_necessary): Remove local variable ver.
9138 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9139 variable prefix_len.
9141 * value-prof.c (mod_subtract_transform): Remove local variable
9144 * builtins.c (fold_builtin_exponent): Take decomposed
9145 arguments of CALL_EXPR.
9146 (fold_builtin_1): Update a call to fold_builtin_exponent.
9148 * builtins.c (fold_builtin_logarithm): Take decomposed
9149 arguments of CALL_EXPR.
9150 (fold_builtin_1): Update a call to fold_builtin_logarithm.
9152 * c-decl.c (c_init_decl_processing): Remove local variables
9153 ptr_ftype_void and ptr_ftype_ptr.
9155 * gimplify.c (gimplify_expr): Remove local variables r0 and
9158 * reg-stack.c (move_for_stack_reg): Remove local variable
9160 (compare_for_stack_reg): Remove local variable flags_user.
9161 (convert_regs_1): Remove local variable deleted.
9163 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9165 (combine_blocks): Remove local variables exits and new_e.
9167 * tree-inline.c (expand_call_inline): Remove local variable
9170 * tree-ssa-live.c (create_ssa_var_map,
9171 calculate_live_on_entry): Remove local variable snn.
9173 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9175 * c-lex.c (c_lex_with_flags): Add parameter to call to
9178 2005-03-11 Per Bothner <per@bothner.com>
9180 * c-tree.h (struct c_declarator): New id_loc field.
9181 * c-pragma.h (c_lex_with_flags): Take position reference.
9182 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9183 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9184 (c_lex): Pass dummy location to c_lex_with_flags.
9185 * c-parser.c (c_lex_one_token): Set c_token's location using
9186 c_lex_with_flags, instead of input_location, which might be "ahead".
9187 (c_parser_direct_declarator): Set declarator's id_loc from
9189 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9190 declarator's id_loc, rather than probably-imprecise input_location.
9191 (build_id_declarator): Initialize c_declarator's id_loc field.
9193 2005-03-11 Roger Sayle <roger@eyesopen.com>
9196 * builtins.c (expand_builtin_signbit): Force the signbit's word
9197 into an integer register to avoid SUBREGs of floating point modes.
9199 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9201 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9202 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9203 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9204 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9206 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9208 PR rtl-optimization/20306
9209 * expr.c (emit_move_complex): Set try_int false if mode is
9210 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9211 emit_block_move if try_int is true.
9213 2005-03-11 Richard Henderson <rth@redhat.com>
9216 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9217 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9220 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9222 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9223 (TARGET_FIX_VR4130): New macro.
9224 (TARGET_OPTIONS): Add -mfix-vr4130.
9225 (ISA_HAS_MACCHI): New macro.
9226 (ASM_SPEC): Add -mfix-vr4130.
9227 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9228 (override_options): Handle mips_fix_vr4130_string.
9229 (mips_avoid_hazards): Clear all_noreorder_p
9230 if we're working around VR4130 errata and the macc alternatives
9232 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9233 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9234 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9235 (MULTILIB_DEFAULTS): Remove leading "march=".
9236 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9237 if no architecture option is given.
9238 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9240 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9241 * doc/invoke.texi: Document -mfix-vr4130.
9243 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9245 * config/mips/mips.c (override_options): Only warn about -mint64
9246 deprecation if TARGET_INT64.
9248 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9250 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9251 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9252 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9253 are non-specific regarding the nonnull parameter positions.
9254 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9255 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9256 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9257 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9259 * builtins.def: Use the non-specific "nonnull" attibute lists.
9261 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9263 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9264 single_pred_edge, single_succ, single_pred): Improve comments.
9266 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9268 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9269 single_pred_edge, single_succ, single_pred): New inline functions.
9270 * bb-reorder.c (rotate_loop, find_traces_1_round,
9271 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9272 duplicate_computed_gotos): Use the single_succ/pred functions.
9273 * cfganal.c (forwarder_block_p): Ditto.
9274 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9275 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9276 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9277 merge_seq_blocks): Ditto.
9278 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9279 * cfglayout.c (fixup_reorder_chain): Ditto.
9280 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9281 canonicalize_loop_headers, verify_loop_structure): Ditto.
9282 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9283 mfb_update_loops, create_preheader, force_single_succ_latches,
9284 create_loop_notes): Ditto.
9285 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9286 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9287 commit_one_edge_insertion, purge_dead_edges,
9288 cfg_layout_can_merge_blocks_p): Ditto.
9289 * except.c (sjlj_emit_function_enter): Ditto.
9290 * flow.c (init_propagate_block_info): Ditto.
9291 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9292 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9293 insert_insn_end_bb): Ditto.
9294 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9295 find_if_case_2): Ditto.
9296 * lambda-code.c (perfect_nestify): Ditto.
9297 * lcm.c (optimize_mode_switching): Ditto.
9298 * loop-doloop.c (doloop_modify): Ditto.
9299 * loop-init.c (loop_optimizer_init): Ditto.
9300 * loop-iv.c (simplify_using_initial_values): Ditto.
9301 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9302 * loop-unswitch.c (unswitch_loop): Ditto.
9303 * modulo-sched.c (generate_prolog_epilog): Ditto.
9304 * predict.c (combine_predictions_for_insn, estimate_probability,
9305 tree_estimate_probability, last_basic_block_p,
9306 estimate_bb_frequencies): Ditto.
9307 * profile.c (branch_prob): Ditto.
9308 * regrename.c (copyprop_hardreg_forward): Ditto.
9309 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9310 * tracer.c (layout_superblocks): Ditto.
9311 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9312 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9313 cleanup_control_expr_graph, disband_implicit_edges,
9314 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9315 tree_verify_flow_info, tree_make_forwarder_block,
9316 tree_forwarder_block_p, remove_forwarder_block,
9317 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9318 * tree-if-conv.c (tree_if_conversion): Ditto.
9319 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9320 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9321 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9322 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9323 copy_loop_headers): Ditto.
9324 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9325 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9326 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9327 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9328 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9329 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9330 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9331 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9332 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9333 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9334 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9335 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9336 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9337 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9338 slpeel_add_loop_guard): Ditto.
9340 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9342 PR tree-optimization/15784
9343 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9346 * stmt.c (expand_case): Don't change index_type. Convert minval
9349 PR tree-optimization/20130
9350 * fold-const.c (fold): Fold x * -1 into -x.
9352 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9354 PR rtl-optimization/20331
9355 * rtlanal.c (modified_between_p): Check its address first for MEM.
9356 (modified_in_p): Likewise.
9358 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9360 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9362 2005-03-10 Steven Bosscher <stevenb@suse.de>
9364 * expr.c (expand_expr_real_1): If possible, use a conditional
9365 move for expanding MIN_EXPR and MAX_EXPR.
9366 Use temp for moving around rtx-en.
9368 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9371 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9374 2005-03-10 Roger Sayle <roger@eyesopen.com>
9376 * builtins.c (expand_builtin_signbit): Extend to handle floating
9377 point modes wider than the largest integer type, using the
9378 operand_subword_force function to obtain the signbit's word.
9380 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9383 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9384 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9386 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9388 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9390 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9392 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9394 (perform_edge_inserts): Unconditionally call
9395 free_dominator_info.
9397 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9399 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9401 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9403 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9405 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9407 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9409 (rtl_register_value_prof_hooks,
9410 tree_value_profile_transformations,
9411 tree_register_value_prof_hooks): Likewise.
9412 * var-tracking.c (stack_adjust_offset_pre_post,
9413 variable_htab_free, variable_union, dataflow_set_different_2,
9414 count_uses, variable_was_changed, set_frame_base_location,
9415 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9416 vt_add_function_parameters): Likewise.
9417 * varasm.c (named_section_real, named_section, make_decl_rtl,
9418 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9419 const_hash_1, compare_constant, copy_constant, force_const_mem,
9420 output_constant_pool_2, output_constant_pool_1, output_constant,
9421 output_constructor, make_decl_one_only, decl_tls_model,
9422 default_no_named_section, default_elf_select_section_1,
9423 default_unique_section_1): Likewise.
9424 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9425 * vmsdbgout.c (addr_const_to_string): Likewise.
9428 * function.c (struct assign_parm_data_one): Remove last_named
9430 (assign_parm_find_data_types): Don't determine last_named.
9431 Reorder named_parm determination.
9432 (assign_parms): Only setup varargs on the last non-varadic
9435 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9437 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9438 sda base address on medium model.
9440 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9442 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9443 * cfgloop.c (flow_loop_nodes_find): Export.
9444 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9446 * cfgloopmanip.c (fix_loop_structure): New function.
9447 * predict.c (predict_loops): Clean up the loops information.
9448 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9449 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9451 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9452 (rewrite_into_loop_closed_ssa): Declaration changed.
9453 * tree-loop-linear.c (linear_transform_loops): Add argument to
9454 rewrite_into_loop_closed_ssa call.
9455 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9456 * tree-ssa-loop-im.c (move_computations): Ditto.
9457 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9458 * tree-vectorizer.c (vectorize_loops): Ditto.
9459 * tree-optimize.c: Include cfgloop.h.
9460 (execute_todo): Choose whether to call cleanup_tree_cfg or
9461 cleanup_tree_cfg_loop.
9462 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9463 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9464 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9465 cleanup_tree_cfg_loop call.
9466 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9467 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9468 work on part of cfg.
9470 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9473 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9474 with multiple alternatives.
9476 * stmt.c (parse_output_constraint): Fix a typo.
9478 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9480 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9481 assembly directive instead of deprecated "no-generics".
9483 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9485 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9486 for non-offsettable memory references to cope with outstanding reload
9488 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9489 avoid losing outstanding address reloads.
9490 ("reload_outdi", "reload_outdf"): Likewise.
9492 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9494 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9495 code. Add more cbrt transformations.
9497 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9499 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9501 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9503 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9504 NULL_TREE when a given tree is not simplified.
9505 (fold): Return the original tree when any of the functions
9506 mentioned above NULL_TREE.
9508 * fold-const.c (fold_unary, fold_binary): Take decomposed
9509 arguments, code, type, op0, and op1 in case of fold_binary.
9510 (fold): Update calls to fold_unary and fold_binary.
9512 2005-03-09 Roger Sayle <roger@eyesopen.com>
9514 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9515 a fndecl and an arglist instead of a CALL_EXPR, exp.
9517 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9519 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9521 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9523 * expr.c (expand_assignment): Remove orig_to_rtx.
9525 * fold-const.c (int_const_binop): Remove no_overflow.
9527 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9529 * loop-iv.c (get_biv_step_1): Remove lhs.
9531 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9533 * real.c (real_nan): Remove neg.
9535 * function.c (thread_prologue_and_epilogue_insns): Remove i
9538 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9541 * tree-eh.c (tree_could_trap_p): Remove idx.
9543 * tree-into-ssa.c (ann): Remove ann.
9545 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9547 * tree-sra.c (decide_block_copy): Remove inst_count.
9549 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9551 * tree-ssa-loop-im.c (lhs): Remove.
9553 * cfgbuild.c (state, STATE, SET_STATE,
9554 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9556 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9557 (find_basic_blocks): Set the state of each basic block to
9560 2005-03-08 Jeff Law <law@redhat.com>
9562 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9563 goto results in the removal of edges in the CFG, then we need
9564 to recompute dominators.
9566 2005-03-09 Ben Elliston <bje@au.ibm.com>
9568 * c-common.c (c_do_switch_warnings): Comment fix.
9570 2005-03-08 Julian Brown <julian@codesourcery.com>
9572 * Patch from 2005-03-08 reverted for causing regressions and
9573 ppc-darwin bootstrap failure.
9575 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9577 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9578 Define the real function for ppc-darwin.
9579 * c-typeck.c (convert_arguments): Check for target-specific
9580 invalid argument call to unprototyped function.
9581 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9583 * target.h (invalid_arg_for_unprototyped_fn): New field
9585 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9586 default target hook.
9587 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9590 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9592 * c-typeck.c (constructor_stack, constructor_range_stack,
9593 initializer_stack): Make them static.
9595 * cfg.c (rbi_pool): Make it static.
9597 * gimple-low.c (lower_stmt_body): Make it static.
9598 * tree-flow.h: Remove the corresponding prototype. Don't
9601 * sched-deps.c (cache_size): Make it static.
9603 * stor-layout.c (lang_adjust_rli): Make it static.
9605 2005-03-08 Julian Brown <julian@codesourcery.com>
9607 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9608 from being used for symbols with vague linkage when
9609 HAVE_GAS_COMDAT_GROUP is true.
9611 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9613 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9614 nlabel == JUMP_LABEL (jump).
9616 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9618 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9619 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9620 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9621 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9623 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9626 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9627 * c-common.c (handle_returns_twice): New function.
9628 (c_common_attribute_table): Declare eturns_twice' attribute.
9629 * doc/extend.texi: Document eturns_twice' attribute.
9630 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9631 (struct tree_decl): Add returns_twice_flag.
9633 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9635 * tree-ssa-phiopt.c: Fix a comment typo.
9637 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9638 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9639 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9642 2005-03-08 Richard Henderson <rth@redhat.com>
9644 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9645 builtin codes with ctzdi2, clzdi2, popcountdi2.
9646 (struct alpha_builtin_def): Add is_const.
9647 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9648 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9649 (alpha_init_builtins): Init them. Set nothrow and const attributes
9651 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9652 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9653 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9654 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9655 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9656 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9657 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9658 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9659 (TARGET_FOLD_BUILTIN): New.
9660 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9661 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9663 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9665 2005-03-08 Ira Rosen <irar@il.ibm.com>
9667 PR tree-optimization/20122
9668 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9669 condition of access function instead of base.
9671 2005-03-07 Jeff Law <law@redhat.com>
9672 Steven Bosscher <stevenb@suse.de>
9674 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9675 (find_taken_edge): Call find_taken_edge_computed_goto as
9676 appropriate. Allow any gimple invariant rather than just
9677 INTEGER_CST for VAL.
9678 (cleanup_control_flow): Cleanup a computed goto which has turned
9680 (tree_merge_blocks): If block B has any forced labels, move
9681 them to the start of block A.
9682 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9683 computed gotos as well.
9684 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9685 removal of unnecessary computed gotos too.
9686 (lookup_redirection_data): Fix type of INSERT argument. Callers
9689 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9691 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9692 Remove trailing spaces.
9694 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9695 unshare_all_trees): Make them static.
9696 * tree-gimple.h: Remove the corresponding prototypes.
9698 * diagnostic.h: Remove unused prototype
9699 debug_output_buffer.
9700 * modulo-sched.c: Remove unused prototype
9701 set_row_column_for_ps.
9703 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9704 replace_phi_edge_with_variable): Remove unused variable i.
9706 2005-03-07 Per Bothner <per@bothner.com>
9708 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9710 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9713 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9714 bbs on the COND_EXPR instead of the PHI_NODEs.
9715 (candidate_bb_for_phi_optimization): Remove.
9716 (replace_phi_with_stmt): Rename to ...
9717 (replace_phi_edge_with_variable): this and change so that we
9718 replace the phi argument instead of removing the PHI.
9719 (conditional_replacement): Change so we deal with PHI with more
9721 (value_replacement): Likewise.
9722 (abs_replacement): Likewise.
9724 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9726 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9727 output_e500_flip_gt_bit.
9729 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9731 (rs6000_generate_compare): Fix logic to look at the correct bits.
9732 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9734 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9735 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9736 gen_move_from_CR_gt_bit.
9738 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9739 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9740 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9742 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9743 (E500_CR_IOR_COMPARE): New constant.
9745 2005-03-08 Earl Chew <earl_chew@agilent.com>
9746 David Billinghurst <David.Billinghurst@riotinto.com>
9748 * config/i386/host-cygwin.c: New file to support precompiled
9750 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9751 * config.host: Use above files for cygwin host.
9753 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9755 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9756 ordering ops from earlier change.
9758 2005-03-07 Per Bothner <per@bothner.com>
9760 Various fixes to allow us to again build if --enable-mapped-location:
9761 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9762 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9763 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9764 local variable loc. Change logic appropriately.
9765 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9766 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9767 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9768 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9769 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9771 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9773 PR rtl-optimization/19683
9774 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9775 number of bytes, to smallest_int_for_mode. Fix arguments to
9776 REG_CANNOT_CHANGE_MODE_P.
9778 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9780 * reorg.c (relax_delay_slots): Check that the jump is
9781 conditional before trying to invert it.
9783 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9785 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9788 * calls (stack_arg_under_construction): Make it static.
9790 * flow.c (regs_live_at_setjmp): Make it static.
9791 * flow.h: Remove the corresponding prototype.
9793 * reload1.c (reload_startobj, reload_firstobj,
9794 something_needs_operands_changed, reload_inherited,
9795 reload_inheritance_insn, reload_override_in,
9796 reload_spill_index): Make them static.
9798 * recog.c (verify_changes): Make it static.
9799 * recog.h: Remove the corresponding prototype.
9801 * cfgbuild.c (find_sub_basic_blocks): Remove.
9802 * basic-block.h: Remove the corresponding prototype.
9803 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9805 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9807 * tree-ssa-operands.c (check_build_stmt): Remove.
9809 * stor-layout.c (set_alignment): Remove.
9810 * tree.h: Remove the corresponding prototype.
9812 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9814 * tree-ssa-dce.c (control_dependence_map,
9815 visited_control_parents): Make them static.
9817 * cfghooks.c (verify_flow_info): Remove local variable
9820 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9823 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9825 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9827 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9829 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9831 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9832 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9833 PARALLEL for an empty structure.
9835 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9837 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9839 * fold-const.c (fold_binary): Unroll the very first "for"
9842 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9844 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9845 redundant match_code test.
9846 (scc_comparison_operator): Swap match_operand and match_code
9848 (branch_positive_comparison_operator): Same.
9849 (trap_comparison_operator): Use comparison_operator and swap with
9852 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9855 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9856 (out_movhi_r_mr): Read low byte of volatile MEM first.
9857 (out_movhi_mr_r): Write high byte of volatile MEM first.
9859 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9861 * cselib.c (reg_values, reg_values_size): Make them static.
9863 * cse.c (cse_reg_info_table): Make it static.
9865 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9867 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9869 * cse.c (find_best_addr): Use canon_for_address.
9871 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9873 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9874 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9875 SUBREG and MEM, respectively.
9877 * fold-const.c (fold_binary): Use code instead of t.
9879 * fold-const.c (optimize_minmax_comparison): Take decomposed
9880 arguments code, type, op0, and op1 instead of t.
9881 (fold_binary): Update a call to optimize_minmax_comparison.
9883 * fold-const.c (fold_range_test): Take decomposed arguments
9884 code, type, op0, and op1 instead of t.
9885 (fold_binary): Update a call to fold_range_test.
9887 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9888 decomposed arguments code, type, op0, and op1 instead of t.
9889 (fold_binary): Update a call to fold_range_test.
9891 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9893 * fold-const.c (fold_binary): Avoid directly using the original
9894 expression t as much as possible.
9896 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9898 * c-semantics.c (build_stmt): Use TYPE_P instead of
9899 IS_NON_TYPE_CODE_CLASS.
9900 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9901 (NON_TYPE_CHECK): Use TYPE_P instead of
9902 IS_NON_TYPE_CODE_CLASS.
9904 * fold-const.c (fold): Remove handling of binary expressions.
9906 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9908 * doc/c-tree.texi: Wrap comments in @r{}.
9909 * doc/cpp.texi: Likewise.
9910 * doc/cppinternals.texi: Likewise.
9911 * doc/extend.texi: Likewise.
9912 * doc/md.texi: Likewise.
9913 * doc/objc.texi: Likewise.
9914 * doc/sourcebuild.texi: Likewise.
9915 * doc/tm.texi: Likewise.
9918 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9920 * predict.c (apply_return_prediction): Standardize PHI chain
9922 * tree-ssa.c (ssa_redirect_edge): Likewise.
9924 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9925 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9928 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9929 * tree-flow.h: Adjust the prototype for remove_phi_node.
9930 * lambda-code.c (perfect_nestify): Adjust a call to
9933 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9934 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9936 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9937 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9938 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9939 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9941 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9942 of GEN_INT (trunc_int_for_mode (...)).
9943 * loop-iv.c (iv_number_of_iterations): Likewise.
9944 * postreload.c (reload_cse_move2add): Likewise.
9945 * simplify-rtx.c (simplify_const_unary_operation,
9946 simplify_const_binary_operation): Likewise.
9947 * stor-layout.c (get_mode_bounds): Likewise.
9949 * fold-const.c (fold_binary): New.
9950 (fold): Call fold_binary on binary expressions.
9952 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9954 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9955 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9956 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9957 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9958 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9960 2005-03-04 Devang Patel <dpatel@apple.com>
9962 PR tree-optimization/18815
9963 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9964 loops with zero exit edges.
9966 2005-03-04 Devang Patel <dpatel@apple.com>
9968 * doc/invoke.texi: Remove reference to webpage that does not exist.
9970 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9971 Joseph S. Myers <joseph@codesourcery.com>
9974 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9975 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9976 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9977 * pa.c (get_plabel): Change argument to symbol_ref. Call
9978 maybe_get_identifier instead of get_identifier.
9979 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9980 (struct deferred_plabel): Replace name field with symbol field.
9981 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9982 ASM_OUTPUT_EXTERNAL_REAL is defined.
9983 (output_global_address): Use output_addr_const for output of all
9985 (output_deferred_plabels): Use symbol_ref instead of name for address
9987 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9988 ASM_OUTPUT_SYMBOL_REF): New macros.
9989 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9991 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9994 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9996 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9997 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9999 2005-03-04 Jeff Law <law@redhat.com>
10001 * basic-block.h (rediscover_loops_after_threading): Declare.
10002 * tree-ssa-dom.c: Include cfgloop.h.
10003 (tree_ssa_dominator_optimize): Discover loops and some basic
10004 properties. Remove forwarder blocks recreated by loop header
10005 canonicalization. Also mark backedges in the CFG.
10006 * tree-ssa-threadupdate.c: Include cfgloop.h
10007 (rediscover_loops_after_threading): Define.
10008 (struct local_info): New field, JUMP_THREADED.
10009 (prune_undesirable_thread_requests): New function.
10010 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10011 then record that fact for the callers of redirct_edges.
10012 (thread_block): If BB has incoming backedges, then call
10013 prune_undesirable_thraed_requests. Note when we are
10014 going to have to rediscover loop information. Return a
10015 boolean indicating if any jumps were threaded.
10016 (thread_through_all_blocks): Bubble up boolean indicating
10017 if any jumps were threaded.
10018 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10019 (tree-ssa-threadupdate.o): Similarly.
10021 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10023 * fold-const.c (fold_ternary): Unroll the "for" loop to
10026 2005-03-04 Andrew Haley <aph@redhat.com>
10028 * unwind-dw2-fde-glibc.c (struct
10029 unw_eh_callback_data.check_cache): New field.
10030 (frame_hdr_cache): New.
10031 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10032 Cache frame header info.
10034 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
10036 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10037 (print_c_condition): Declare.
10038 * read-rtl.c (ptr_loc): New structure.
10039 (ptr_locs, ptr_loc_obstack, joined_conditions)
10040 (joined_conditions_obstack): New variables.
10041 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10042 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10043 (join_c_conditions, print_c_condition): New functions.
10044 (apply_macro_to_string): Associate the new string with the same
10045 source location as the old one.
10046 (add_condition_to_string): Use join_c_conditions.
10047 (read_string): Use set_rtx_ptr_loc to record a filename and line
10048 number for the string.
10049 (read_rtx): Initialize the new variables above.
10050 * genattrtab.c (write_test_expr, write_attr_value): Use
10052 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10053 comment above the GCC_VERSION check.
10054 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10055 Inline the definition of MAYBE_EVAL.
10056 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10057 * genoutput.c (process_template): Likewise.
10058 * genpreds.c (write_predicate_subfunction): Likewise.
10059 (write_predicate_expr): Use print_c_condition.
10060 * genrecog.c (write_cond): Likewise.
10061 * gensupport.c (process_rtx): Use join_c_conditions to join the
10062 conditions of a define_insn_and_split. Record a source location
10063 for the string after the "&&".
10064 (alter_test_for_insn): Use join_c_conditions.
10066 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
10069 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10070 PR tree-optimization/15784
10071 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10074 2005-03-04 Ben Elliston <bje@au.ibm.com>
10076 * gcc.c (option_map): Add --coverage.
10077 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10078 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10079 * config/darwin.h: Pass -lgcov for `coverage'.
10080 * doc/invoke.texi (Debugging Options): Document --coverage.
10082 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10084 * gcse.c (bypass_block): Use find_edge wherever possible.
10086 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
10090 * c-opts.c (c_common_parse_file): Call start_source_file
10091 and end_source_file at the approriate times.
10093 * dwarf2out.c (dwarf2out_finish): Don't auto-end
10094 the main file, it will be done for us now.
10096 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10098 * fold-const.c (fold_ternary): New.
10099 (fold): Call fold_ternary on ternary expressions. Remove
10100 handling of ternary expressions.
10102 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10104 PR tree-optimization/15784
10105 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10108 2005-03-03 David Edelsohn <edelsohn@gnu.org>
10110 * config/rs6000/predicates.md (branch_comparison_operator):
10111 Convert from C block to conditional format.
10113 2005-03-03 Jan Hubicka <jh@suse.cz>
10115 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10116 and non-constant public variables.
10118 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
10120 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10123 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10126 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10127 calls to release_ssa_name and release_phi_node.
10129 * fold-const.c (fold): Remove handling of unary expressions.
10131 * fold-const.c (fold_unary): Avoid directly using the original
10132 expression t as much as possible.
10134 2005-03-03 Roger Sayle <roger@eyesopen.com>
10135 Andrew Pinski <pinskia@physics.uc.edu>
10137 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10138 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10140 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
10142 Describe special registers SRP and MOF as allocatable registers.
10143 * config/cris/cris.c (cris_md_asm_clobbers): New function.
10144 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10145 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10146 TARGET_HAS_MUL_INSNS.
10147 (cris_print_operand) <case 'd'>: New case.
10148 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10149 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10151 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10152 (REG_ALLOC_ORDER): Update for MOF.
10153 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10155 (GENERAL_REGS): No longer a define of ALL_REGS.
10156 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10157 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10158 Adjust accordingly.
10159 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10160 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10161 (SECONDARY_RELOAD_CLASS): Define.
10162 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10163 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10164 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10165 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10166 (REGISTER_MOVE_COST): Define.
10167 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10168 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10169 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10170 (CRIS_MOF_REGNUM): New define_constants.
10171 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10173 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10175 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10176 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10177 Adjust for MOF being properly described as a register.
10178 (indir_to_reg_split): Name this split. Conditionalize on the
10179 destination register being a general register.
10180 (movei): Conditionalize on on operands 0 and 1 having the same
10183 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10186 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10187 -mcpu to override any other explicitly given flags.
10189 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10191 * recog.c (verify_changes, confirm_change_group): New functions,
10192 broken out of apply_change_group.
10193 (apply_change_group): Use them.
10194 * recog.h (verify_change, confirm_change_group): Declare.
10195 * rtl.h (redirect_jump_2): Declare.
10196 * jump.c (redirect_exp, invert_exp): Delete.
10197 (invert_exp_1): Take second parameter. Return value. Changed caller.
10198 (redirect_jump_2): New function, broken out of redirect_jump.
10199 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10200 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10201 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10203 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10205 * varasm.c (named_section): Use xstrdup rather than doing it by
10208 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10210 2005-03-02 Devang Patel <dpatel@apple.com>
10212 Undo PR tree-optimization/18815 fix.
10214 2005-03-02 Devang Patel <dpatel@apple.com>
10216 PR tree-optimization/18815
10217 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10218 loops with zero exit edges.
10220 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10222 * cfg.c (connect_src, connect_dest, disconnect_src,
10223 disconnct_dest): New.
10224 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10225 redirect_edge_pred): Use the new functions.
10227 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10228 free_dominance_info only when needed.
10230 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10233 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10234 (reg_or_sub_cint64_operand): Same.
10236 2005-03-02 Jeff Law <law@redhat.com>
10238 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10239 CFG_ALTERED in the main DOM iteration loop.
10241 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10244 * varasm.c (initializer_constant_valid_p): Allow conversions
10245 between OFFSET_TYPEs. Tidy.
10247 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10249 * config/cris/cris.md ("return"): Remove epilogue delay list
10252 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10254 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10256 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10258 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10260 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10261 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10262 config/m68k/m68k.c, config/mips/mips.h,
10263 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10264 doc/include/gcc-common.texi: Update copyright.
10266 PR middle-end/18029 and PR middle-end/18030
10267 * expr.c (optimize_bitfield_assignment_op): Add a special case
10268 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10270 * fold-const.c (fold_unary): New.
10271 (fold): Call fold_unary on unary expressions.
10273 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10275 * cgraph.h (struct cgraph_edge): Add prev_caller and
10276 prev_callee fields.
10277 (cgraph_node_remove_callees): Export.
10278 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10280 (cgraph_edge_remove_callee): New function.
10281 (cgraph_edge_remove_caller): Likewise.
10282 (cgraph_remove_edge): Use.
10283 (cgraph_redirect_edge_callee): Likewise.
10284 (cgraph_node_remove_callees): New function.
10285 (cgraph_node_remove_callers): Likewise.
10286 (cgraph_remove_node): Use.
10287 * tree-optimize.c (tree_rest_of_compilation): Use
10288 cgraph_node_remove_callees instead of manual loop.
10289 * cgraphunit.c (cgraph_finalize_function): Likewise.
10290 (cgraph_expand_function): Likewise.
10291 (cgraph_remove_unreachable_nodes): Likewise.
10293 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10296 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10298 * c-decl.c (undeclared_variable): Take location as argument.
10299 * c-typeck.c (build_external_ref): Likewise.
10300 * c-parser.c (c_parser_postfix_expression): Pass location of
10301 identifier to build_external_ref.
10303 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10305 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10306 CCEQ mode for branch_positive_comparison_operator test.
10307 * config/rs6000/predicates (branch_comparison_operator): Revert to
10309 (scc_comparison_operator): Same.
10310 (branch_positive_comparison_operator): Same.
10312 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10314 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10315 (cris_delay_slots_for_epilogue): Remove.
10316 (save_last): Move into cris_target_asm_function_epilogue.
10317 (cris_target_asm_function_epilogue): Remove tests for file being
10319 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10320 (cris_delay_slots_for_epilogue): Remove prototypes.
10321 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10322 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10324 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10326 * config/rs6000/predicates.md (branch_comparison_operator): Change
10327 to define_special_predicate.
10328 (scc_comparison_operator): Same.
10329 (branch_positive_comparison_operator): Same.
10331 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10333 * Makefile.in (tree-ssa-sink.o): New.
10334 (OBJS-common): Add tree-ssa-sink.o.
10335 * common.opt: Add -ftree-sink
10336 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10337 * timevar.def (TV_TREE_SINK): new timevar.
10338 * tree-flow.h (is_hidden_global_store): Prototype.
10339 * tree-optimize.c (init_tree_optimization_passes): Add
10341 * tree-pass.h (pass_sink_code): New.
10342 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10343 for non-obvious global store store to is_hidden_global_store, and
10344 call that new function.
10345 * tree-ssa-sink.c: New file.
10346 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10347 * doc/passes.texi: Document forward store motion.
10348 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10349 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10350 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10351 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10353 2005-03-01 Per Bothner <per@bothner.com>
10355 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10356 and we have a non-zero column-number, add it to the message.
10357 Also factor out the diagnostic_kind_text.
10359 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10361 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10362 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10363 flow_loop_scan): Removed.
10364 (flow_loop_dump): Do not dump removed fields.
10365 (flow_loop_free): Do not free removed fields.
10366 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10367 (loop_exit_edge_p): New function.
10368 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10369 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10370 num_exits, exits_doms.
10371 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10372 LOOP_EDGES, LOOP_ALL): Removed.
10373 (flow_loop_scan): Declaration removed.
10374 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10375 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10377 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10378 (if_convert): Call flow_loops_find and flow_loops_free
10379 when calling mark_loop_exit_edges.
10380 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10381 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10382 free_dominance_info calls.
10383 * loop-init.c (flow_loops_find): Ditto.
10384 * passes.c (rest_of_handle_branch_prob): Ditto.
10385 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10386 * loop-unroll.c (analyze_insns_in_loop): Do not use
10388 * predict.c (predict_loops): Do not call flow_loop_scan.
10389 Use get_loop_exit_edges.
10390 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10391 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10392 Do not use EDGE_LOOP_EXIT.
10393 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10394 to bb_with_exit_edge_p.
10395 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10396 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10397 to bb_with_exit_edge_p.
10398 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10400 * tree-loop-linear.c (linear_transform_loops): Do not call
10401 flow_loop_scan. Use loop->single_exit.
10402 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10403 (vect_analyze_loop_form): Do not call flow_loop_scan.
10404 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10406 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10408 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10409 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10410 slpeel_tree_duplicate_loop_to_edge_cfg,
10411 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10412 Use loop_preheader_edge and loop->single_exit. Do not call
10415 2005-03-01 Nick Clifton <nickc@redhat.com>
10417 * config/arm/arm.c (thumb_find_work_register): Check all of the
10418 argument registers to see if they are free, and a couple of
10419 special cases where the last argument register but can be proved
10420 to be available during the function's prologue.
10421 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10422 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10423 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10425 (thumb_compute_save_reg_mask): Likewise. Also use
10426 thumb_find_work_register() to ensure that there is agreement about
10427 which work register is going to be used in the prologue.
10428 (thumb_output_function_prologue): Use unsigned long as the type
10429 for the register bit-mask. Also delay pushing the link register if
10430 other high registers are going to be pushed.
10431 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10432 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10433 redundant prototypes.
10435 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10438 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10439 and after reload in REG+REG indexed addresses without REG_POINTER
10440 set in the base and not set in the index.
10442 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10444 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10445 Don't undefine here.
10446 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10447 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10448 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10449 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10450 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10452 * config.gcc (sh*-*-linux*): Use config/linux.h.
10454 2005-02-28 Dale Johannesen <dalej@apple.com>
10455 Stan Shebs <shebs@apple.com>
10457 Rewrite of 64-bit Darwin structure-by-value pass/return.
10458 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10459 intoffset, use_stack, named.
10460 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10461 (rs6000_darwin64_record_arg_advance_flush): New.
10462 (rs6000_darwin64_record_arg_advance_recurse): New.
10463 (rs6000_darwin64_record_arg_flush): New.
10464 (rs6000_darwin64_record_arg_recurse): New.
10465 (rs6000_darwin64_record_arg): New.
10466 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10467 (function_arg_boundary): Handle 128-bit aligned structs.
10468 (function_arg_advance): Rewrite darwin64 struct handling.
10469 (function_arg): Call rs6000_darwin64_record_arg.
10470 (function_arg_partial_nregs): Handle darwin64 structs.
10471 (rs6000_darwin64_function_value): Remove.
10472 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10474 2005-02-28 Roger Sayle <roger@eyesopen.com>
10476 PR tree-optimization/20216
10477 * tree-chrec.c (tree_fold_factorial): Delete.
10478 (tree_fold_binomial): Change argument list to take a return type
10479 and change the type of K to unsigned int. Rewrite to avoid explicit
10480 evaluation of factorials, and (recursively) calling fold to perform
10481 compile-time arithmetic. Return NULL on (internal) overflow.
10482 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10483 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10484 if any intermediate calculation overflows.
10485 (chrec_apply): Update call to chrec_evaluate.
10487 2005-02-28 James E Wilson <wilson@specifixinc.com>
10489 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10491 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10494 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10495 instead of NULL_TREE on error.
10497 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10499 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10500 (EASY_VECTOR_15_ADD_SELF): Remove.
10501 (num_insns_constant_wide): Not static.
10502 (validate_condition_mode): Not static.
10503 (toc_relative_expr_p): Not static.
10504 (legitimate_indirect_address_p): Not static.
10505 (macho_lo_sum_memory_operand): Not static.
10506 (invalid_e500_subreg): Not static.
10507 (easy_vector_same): Not static.
10508 (easy_vector_splat_const): Not static.
10509 (RS6000_SYMBOL_REF_TLS_P): Remove.
10510 (any_operand): Delete.
10511 (any_parallel_operand): Delete.
10512 (count_register_operand): Delete.
10513 (altivec_register_operand): Delete.
10514 (xer_operand): Delete.
10515 (s8bit_cint_operand): Delete.
10516 (short_cint_operand): Delete.
10517 (u_short_cint_operand): Delete.
10518 (non_short_cint_operand): Delete.
10519 (exact_log2_cint_operand): Delete.
10520 (gpc_reg_operand): Delete.
10521 (cc_reg_operand): Delete.
10522 (cc_reg_not_cr0_operand): Delete.
10523 (reg_or_short_operand): Delete.
10524 (reg_or_neg_short_operand): Delete.
10525 (reg_or_aligned_short_operand): Delete.
10526 (reg_or_u_short_operand): Delete.
10527 (reg_or_cint_operand): Delete.
10528 (reg_or_arith_cint_operand): Delete.
10529 (reg_or_add_cint64_operand): Delete.
10530 (reg_or_sub_cint64_operand): Delete.
10531 (reg_or_logical_cint_operand): Delete.
10532 (got_operand): Delete.
10533 (got_no_const_operand): Delete.
10534 (easy_fp_constant): Delete.
10535 (easy_vector_constant): Delete.
10536 (easy_vector_constant_add_self): Delete.
10537 (zero_constant): Delete.
10538 (zero_fp_constant): Delete.
10539 (volatile_mem_operand): Delete.
10540 (offsettable_mem_operand): Delete.
10541 (mem_or_easy_const_operand): Delete.
10542 (add_operand): Delete.
10543 (non_add_cint_operand): Delete.
10544 (logical_operand): Delete.
10545 (non_logical_cint_operand): Delete.
10546 (mask_operand): Delete.
10547 (mask_operand_wrap): Delete.
10548 (mask64_operand): Delete.
10549 (mask64_2_operand): Delete.
10550 (and64_operand): Delete.
10551 (and64_2_operand): Delete.
10552 (and_operand): Delete.
10553 (reg_or_mem_operand): Delete.
10554 (lwa_operand): Delete.
10555 (symbol_ref_operand): Delete.
10556 (call_operand): Delete.
10557 (current_file_function_operand): Delete.
10558 (input_operand): Delete.
10559 (rs6000_nonimmediate_operand): Delete.
10560 (rs6000_tls_symbol_ref): Delete.
10561 (save_world_operation): Delete.
10562 (restore_world_operation): Delete.
10563 (load_multiple_operation): Delete.
10564 (store_multiple_operation): Delete.
10565 (vrsave_operation): Delete.
10566 (mfcr_operation): Delete.
10567 (mtcrf_operation): Delete.
10568 (lmw_operation): Delete.
10569 (stmw_operation): Delete.
10570 (branch_comparison_operator): Delete.
10571 (branch_positive_comparison_operator): Delete.
10572 (scc_comparison_operator): Delete.
10573 (trap_comparison_operator): Delete.
10574 (boolean_operator): Delete.
10575 (boolean_or_operator): Delete.
10576 (min_max_operator): Delete.
10577 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10578 (EASY_VECTOR_15): Moved to here.
10579 (EASY_VECTOR_15_ADD_SELF): Move to here.
10580 (PREDICATE_CODES): Delete.
10581 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10582 Declare functions no longer static.
10583 * config/rs6000/predicates.md: New.
10584 * config/rs6000/rs6000.md: Include predicates.md
10586 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10588 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10589 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10591 * cfgrtl.c (need_fake_edge_p): Likewise.
10592 * combine.c (distribute_notes): Likewise.
10593 * emit-rtl.c (try_split): Likewise.
10594 * recog.c (peephole2_opimize): Likewise.
10595 * reg-notes.def (ALWAYS_RETURN): Remove.
10596 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10597 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10598 * tree.h (ECF_ALWAYS_RETURN): Remove.
10600 2005-02-28 Roger Sayle <roger@eyesopen.com>
10602 PR middle-end/19874
10603 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10604 between different machine modes is never a "useless" conversion.
10606 2005-02-28 Geert Bosch <bosch@gnat.com>
10609 * doc/contrib.texi: List contributors for Ada front end
10611 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10613 * simplify-rtx.c (simplify_unary_operation_1,
10614 simplify_const_unary_operation): New, extracted from...
10615 (simplify_unary_operation): ... this one.
10616 (simplify_binary_operation_1,
10617 simplify_const_binary_operation): New, extracted from...
10618 (simplify_binary_operation): ... this one.
10619 * rtl.h (simplify_const_unary_operation,
10620 simplify_const_binary_operation): Add prototypes.
10622 2005-02-28 Julian Brown <julian@codesourcery.com>
10624 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10625 building libjava and caused PR regression/20228.
10627 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10630 * Makefile.in (host_subdir): New.
10631 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10632 * configure: Regenerate.
10634 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10636 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10637 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10638 installation directory first.
10640 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10643 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10644 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10645 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10646 * config/cris/cris.md: Tweak comments referring to Q.
10647 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10648 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10649 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10650 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10651 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10652 Insert spaces in constraints to align alternatives vertically for
10654 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10657 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10659 PR rtl-optimization/17728
10660 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10661 operand 0 from general_operand to move_dest_operand.
10663 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10665 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10666 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10667 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10668 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10670 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10672 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10673 * configure: Regenerate.
10674 * libada-mk.in: Remove CC; rename
10675 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10677 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10680 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10681 for the lhs, also walk over the tree. Likewise for rhs.
10683 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10685 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10686 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10687 Do not propagate value of iv before increment over the increment.
10689 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10691 * c-parser.c: New file.
10692 * c-parse.in: Remove.
10693 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10695 (c-parser.o): Add dependencies.
10696 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10697 maintainer-clean, TAGS): Update.
10698 * c-config-lang.in (gtfiles): Update.
10699 * gengtype-lex.l: Don't handle "@@".
10700 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10701 objc_build_synchronized, objc_begin_try_stmt,
10702 objc_begin_catch_clause, objc_finish_catch_clause,
10703 objc_build_finally_clause, objc_finish_try_stmt): New.
10704 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10706 (c_parse_init): Update comment.
10707 * c-decl.c (c_init_decl_processing): Update comment.
10708 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10709 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10710 new c_declspecs members.
10712 2005-02-25 Julian Brown <julian@codesourcery.com>
10714 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10715 from being used for symbols with vague linkage when
10716 HAVE_GAS_COMDAT_GROUP is true.
10718 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10720 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10722 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10725 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10726 (LIBGCC2_HAS_DF_MODE): New.
10727 (LIBGCC2_HAS_XF_MODE): New.
10728 (LIBGCC2_HAS_TF_MODE): New.
10729 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10730 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10731 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10732 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10733 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10734 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10735 and add _fixtfdi, _fixunstfdi, _floatditf
10736 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10737 L_fixunstfdi, L_floatditf.
10738 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10739 (LIBGCC2_HAS_TF_MODE): Define.
10741 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10743 PR tree-optimization/20204
10744 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10745 REWRITE_THIS_STMT markers on PHI nodes.
10746 (rewrite_initialize_block): Likewise.
10748 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10750 * version.c (version_string): Update to 4.1.
10752 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10754 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10755 Clarify that the alternative way doesn't work in GNU C++.
10757 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10759 PR tree-optimization/19937
10760 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10761 to the type of the induction variable.
10763 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10765 PR rtl-optimization/20117
10766 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10767 the block including noncopyable insn.
10769 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10771 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10772 calls to find_reg_note.
10774 2005-02-24 Richard Henderson <rth@redhat.com>
10777 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10780 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10782 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10783 vector types if to use base reg for misaligned non-word ld/std.
10785 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10788 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10789 dwarf2 label manually and put it after, not before the prologue.
10791 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10794 * reload.c (operands_match_p): Only increment register number for
10795 SCALAR_INT_MODE_P modes in multiple hard registers.
10797 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10800 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10802 * ChangeLog.5: Fix log message typo(s).
10803 * ChangeLog.7: Likewise.
10804 * ChangeLog.tree-ssa: Likewise.
10805 * cfgexpand.c: Fix comment typo(s).
10806 * conflict.c: Likewise.
10807 * defaults.h: Likewise.
10808 * dwarf2out.c: Likewise.
10809 * gcse.c: Likewise.
10810 * ggc-page.c: Likewise.
10811 * tree-eh.c: Likewise.
10812 * tree-ssa-dom.c: Likewise.
10814 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10817 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10818 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10819 if SHARED is defined.
10822 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10823 allow splitting only if operands 0 and 3 don't overlap.
10825 2005-02-24 Richard Henderson <rth@redhat.com>
10827 PR middle-end/19953
10828 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10829 (fold_builtin_1): Call them.
10830 * fold-const.c (fold_complex_mult_parts): Split out from ...
10831 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10832 (fold_complex_div_parts, fold_complex_div): New.
10834 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10836 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10838 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10839 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10841 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10842 (print_node): Likewise.
10843 Print TYPE_SIZES_GIMPLIFIED.
10845 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10847 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10848 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10849 operands as commutative in constraints.
10851 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10853 * tree-into-ssa.c: Re-organize internal functions.
10855 2005-02-24 Richard Henderson <rth@redhat.com>
10857 PR middle-end/18902
10858 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10860 * common.opt (fcx-limited-range): New.
10861 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10862 * toplev.c (flag_complex_method): Initialize to 1.
10863 (process_options): Set flag_complex_method to 0 if
10864 flag_cx_limited_range.
10865 * doc/invoke.texi (-fcx-limited-range): New.
10867 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10869 * cse.c (delete_trivially_dead_insns): Speed up by using
10870 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10873 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10875 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10876 functions when -mid-shared-library is being used.
10878 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10880 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10881 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10882 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10883 * system.h: Poison LINK_LIBGCC_SPECIAL.
10885 2005-02-23 James E Wilson <wilson@specifixinc.com>
10887 * gengtype.c (note_insn_name): Make 1 element larger.
10889 2005-02-23 Roger Sayle <roger@eyesopen.com>
10892 PR rtl-optimization/20097
10893 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10894 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10896 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10898 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10899 * t-aix52 (SHLIB_INSTALL): Same.
10901 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10903 * genpreds.c: Update copyright.
10905 2005-02-23 Michael Beach <michaelb@ieee.org>
10908 * config/sparc/t-elf (startup files): Assemble with CPP.
10910 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10912 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10913 (write_predicate_expr): Likewise.
10915 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10917 PR tree-optimization/20100
10918 PR tree-optimization/20115
10919 * tree-optimize.c (init_tree_optimization_passes): Remove
10920 pass_maybe_create_global_var.
10921 * tree-pass.h (pass_maybe_create_global_var): Remove.
10922 * tree-ssa-alias.c (aliases_computed_p): Declare.
10923 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10924 (count_calls_and_maybe_create_global_var): Remove.
10925 (pass_maybe_create_global_var): Remove.
10926 (init_alias_info): Do not declare aliases_computed_p.
10927 (maybe_create_global_var): If the function contains no
10928 call-clobbered variables and a mix of pure/const and regular
10929 function calls, create .GLOBAL_VAR.
10930 Mark all call-clobbered variables for renaming.
10931 (merge_pointed_to_info): Update comment.
10932 (add_pointed_to_var): Likewise.
10933 (is_escape_site): Likewise.
10934 Accept struct alias_info * instead of size_t *.
10936 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10938 * tree-ssa-operands.c (get_call_expr_operands): If
10939 ALIASES_COMPUTED_P is false, do not add call-clobbering
10941 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10942 (delete_tree_ssa): Likewise.
10944 2005-02-22 James E Wilson <wilson@specifixinc.com>
10946 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10947 (do_compile): Do call it here.
10949 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10951 PR rtl-optimization/20017.
10952 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10953 rest_of_handle_cse2, rest_of_handle_gcse): Call
10954 delete_dead_jumptables immediately before calling cleanup_cfg.
10956 2005-02-22 Devang Patel <dpatel@apple.com>
10959 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10962 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10964 * config/rs6000/aix.h (WINT_TYPE): Define.
10966 2005-02-22 Stan Shebs <shebs@apple.com>
10968 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10969 natural alignment for 64-bit Darwin.
10970 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10972 * doc/invoke.texi: Document this.
10974 2005-02-22 DJ Delorie <dj@redhat.com>
10976 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10977 to make_[un]signed_type, not the mode itself.
10979 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10981 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10982 not available. Use tail calls wherever possible.
10983 (make_edge): Call unchecked_make_edge to create an edge.
10985 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10986 (coalesce_ssa_name): Don't check for
10987 SSANORM_USE_COALESCE_LIST.
10988 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10990 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10992 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10993 (rewrite_into_ssa): ... here.
10995 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10997 PR tree-optimization/19786
10998 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10999 tag to another's may-alias bitmap when adding to the other's list.
11001 2005-02-21 DJ Delorie <dj@redhat.com>
11003 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11004 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11005 registers in unsupported ways.
11006 * expmed.c (init_expmed): Likewise.
11008 2005-02-21 Stan Cox <scox@redhat.com>
11010 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11012 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11014 * tree-cfg.c (fold_cond_expr_cond): New.
11015 (make_edges): Call fold_cond_expr_cond.
11016 (find_taken_edge): Accept nothing but INTEGER_CST.
11017 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11019 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11021 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11022 that do not belong to any basic block.
11024 2005-02-21 Jeff Law <law@redhat.com>
11026 * cfganal.c (find_unreachable_blocks): Manually CSE load of
11029 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11031 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11032 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11033 Adjust their definitions.
11034 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11035 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11037 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11038 genautomata.c, langhooks.c, langhooks.h, system.h,
11039 config/arm/lib1funcs.asm: Update copyright.
11041 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11043 * dbxout.c (dbxout_function_end): Emit Lscope label always.
11045 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
11048 * doc/install.texi: Document --with-gc.
11050 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
11052 * simplify-rtx.c (simplify_unary_operation): Add a missing
11055 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11057 PR tree-optimization/18663
11058 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11059 if the type has variable bounds.
11061 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11063 * gcse.c: Remove an obsolete comment.
11065 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11067 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
11069 * doc/extend.texi (Function Attributes) <Attribute const>: The
11070 attribute "pure" is below this text, not above.
11072 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11074 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11075 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11076 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11078 2005-02-20 Zack Weinberg <zack@codesourcery.com>
11081 * langhooks.h (struct lang_hooks): Add to_target_charset.
11082 * langhooks.c (lhd_to_target_charset): New function.
11083 * langhooks-def.h: Declare lhd_to_target_charset.
11084 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11085 (LANG_HOOKS_INITIALIZER): Update.
11086 * c-common.c (c_common_to_target_charset): New function.
11087 * c-common.h: Declare it.
11088 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11089 c_common_to_target_charset.
11091 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11092 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11093 Delete definitions.
11094 * system.h: Poison them.
11095 * doc/tm.texi: Don't discuss them.
11096 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11097 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11098 (pp_c_char): Do not attempt to generate letter escapes for
11100 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11101 * config/mips/mips.c (mips_output_ascii): Likewise.
11103 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
11105 PR tree-optimization/19951
11106 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11109 2005-02-19 Steven Bosscher <stevenb@suse.de>
11111 PR middle-end/19698
11112 * function.h (struct function): New field `max_loop_depth'.
11113 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11114 (flow_loops_find): Reset the max loop depth count before finding loops.
11115 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11116 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11117 (calculate_global_regs_live): Make sure the loop will terminate
11118 when the initial sets are not empty.
11120 2005-02-19 Zack Weinberg <zack@codesourcery.com>
11122 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11124 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11126 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
11129 * doc/invoke.texi: Remove documentation of %M spec.
11131 (init_spec): Remove %M suffix from -lgcc_s.
11132 (do_spec_1): Remove 'M' case.
11133 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
11134 to put shared libraries in the multilib directory. Remove the
11135 shlib_so_soname substitution variable. Don't add a multilib encoding
11136 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
11137 reported by -print-multi-os-directory. Pass @multilib_dir@ to
11138 SHLIB_INSTALL as well as SHLIB_LINK.
11139 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11140 (SHLIB_NAME): Delete.
11141 (SHLIB_DIR): New macro.
11142 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11143 (SHLIB_INSTALL): Adjust accordingly.
11144 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11145 * config/t-slibgcc-sld: Likewise.
11146 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11147 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11148 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11150 (SHLIBUNWIND_INSTALL): Adjust accordingly.
11151 * config/i386/t-nwld (SHLIB_SONAME): Delete.
11152 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11153 Use @shlib_base_name@ instead of @shlib_so_name@.
11154 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11155 and @shlib_base_name@.so in @multilib_dir@.
11156 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
11157 to the install path.
11158 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11159 (SHLIB_LINK): Remove previous workaround.
11160 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11161 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11162 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
11164 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11165 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
11166 (SHLIB_INSTALL): Adjust accordingly.
11167 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11168 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11169 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11170 config/t-slibgcc-elf-ver.
11172 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11173 Jakub Jelinek <jakub@redhat.com>
11175 PR tree-optimization/19828
11176 * tree-ssa-loop-im.c: Add a TODO comment.
11177 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11178 without side-effects.
11180 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11182 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11185 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11187 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11188 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11189 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11191 (ia64_reorg): Delete fixup_errata call.
11192 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11193 (TARGET_SWITCHES): Delete -mb-step entry.
11195 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11198 * c-typeck.c (composite_type): Handle quals in transparent unions.
11199 (type_lists_compatible_p): Likewise.
11201 2005-02-18 Stan Shebs <shebs@apple.com>
11203 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11204 expressions in the .literal8 section.
11206 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11208 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11210 2005-02-18 Roger Sayle <roger@eyesopen.com>
11212 * fold-const.c (constant_boolean_node): Always create values of the
11213 specified type, don't bother calling truthvalue_conversion.
11215 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11217 * except.c (output_function_exception_table): Call
11218 assemble_external_libcall (eh_personality_libfunc).
11220 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11223 * config/ia64/ia64.h (struct machine_function): Add state_num.
11224 * config/ia64/ia64.c (process_epilogue,
11225 process_for_unwind_directive): Use new unwind state numbers each
11226 time rather than state 1.
11228 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11231 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11232 before the "*llgt_didi" pattern.
11234 2005-02-18 Jason Merrill <jason@redhat.com>
11236 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11238 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11240 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11241 (div0): Use it in place of ARM_FUNC_ALIAS.
11242 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11244 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11246 PR middle-end/20030
11247 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11248 access, the lower bound of the array type if it exists.
11250 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11253 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11254 cases that are out-of-range for the index type.
11256 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11258 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11259 (estimate_case_costs): Don't call convert.
11260 * expmed.c (expand_shift): Likewise.
11261 (make_tree): Call fold_convert instead of convert.
11263 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11266 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11267 that ref to be marked MEM_READONLY_P doesn't have base that needs
11270 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11272 * genautomata.c (output_get_cpu_unit_code_func,
11273 output_cpu_unit_reservation_p): Don't generate old-style function
11276 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11279 PR tree-optimization/20009
11280 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11282 PR tree-optimization/18947
11283 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11284 inline, remove all nodes that are inlined into the extern inline
11287 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11289 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11290 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11291 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11292 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11295 2005-02-17 Roger Sayle <roger@eyesopen.com>
11297 PR tree-optimization/19917
11298 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11299 to be potentially trapping.
11301 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11303 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11305 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11307 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11308 tem becomes a local variable which is set to the value of the
11309 back end defined INITIAL_FRAME_ADDRESS macro.
11310 (expand_builtin_frame_address): Omit the base parameter to
11311 expand_builtin_return_addr.
11312 (expand_builtin_profile_func): Likewise.
11313 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11314 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11315 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11317 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11319 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11320 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11321 * config/frv/frv.c (frv_function_epilogue): Likewise.
11323 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11325 * lambda-code (perfect_nestify): Remove mark/unmark
11326 for rewriting hack.
11327 * tree-loop-linear.c (linear_transform_loops): Add
11328 rewrite_into_ssa call so that ssa is correct for
11329 rewriting into loop closed.
11331 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11333 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11334 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11336 * bt-load.c (btr_def_live_range, combine_btr_defs,
11337 migrate_btr_def, migrate_btr_defs): Likewise.
11338 * cfgcleanup.c (thread_jump): Likewise.
11339 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11340 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11341 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11342 df_rd_local_compute, df_reg_info_compute): Likewise.
11343 * dominance.c (init_dom_info, free_dom_info): Likewise.
11344 * flow.c (init_propagate_block_info,
11345 free_propagate_block_info): Likewise.
11346 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11347 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11348 modify_reg_pav): Likewise.
11349 * loop-invariant.c (find_defs, find_invariant_insn,
11350 find_invariants, free_inv_motion_data): Likewise.
11351 * predict.c (tree_predict_by_opcode,
11352 estimate_bb_frequencies): Likewise.
11353 * stmt.c (expand_case): Likewise.
11354 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11355 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11356 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11357 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11358 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11359 rewrite_ssa_into_ssa): Likewise.
11360 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11361 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11362 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11363 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11364 * tree-sra.c (tree_sra): Likewise.
11365 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11366 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11367 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11368 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11369 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11370 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11372 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11373 calculate_live_on_entry, calculate_live_on_exit,
11374 build_tree_conflict_graph): Likewise.
11375 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11376 record_important_candidates, set_use_iv_cost, find_depends,
11377 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11378 tree_ssa_iv_optimize_finalize): Likewise.
11379 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11380 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11381 tree_duplicate_loop_to_header_edge): Likewise.
11382 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11383 * tree-ssa.c (verify_flow_insensitive_alias_info,
11384 verify_name_tags, verify_ssa, init_tree_ssa,
11385 delete_tree_ssa): Likewise.
11386 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11387 fini_ssanames): Likewise.
11388 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11390 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11392 * config/rs6000/t-rtems: Completely reworked.
11394 2005-02-17 Ira Rosen <irar@il.ibm.com>
11396 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11398 2005-02-17 Ira Rosen <irar@il.ibm.com>
11400 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11401 POINTER_TYPE_P when checking that type is a pointer.
11402 (vect_get_memtag): Remove.
11403 (vect_address_analysis): Use POINTER_TYPE_P. Call
11404 vect_object_analysis with dummy parameter for memtag.
11405 (vect_object_analysis): Extract memtag (functionality that
11406 used to be in vect_get_memtag and moved here). Fix printings.
11407 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11408 with correct parameters. Remove call to vect_get_memtag.
11410 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11412 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11413 (tree-vectorizer.o): Added missing dependencies.
11415 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11417 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11418 declaration in tree-vectorizer.c, now has an extern declaration in
11419 tree-vectorizer.h).
11420 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11421 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11422 get_vectype_for_scalar_type, vect_is_simple_use,
11423 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11424 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11425 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11426 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11427 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11428 find_loop_location): Likewise.
11430 * tree-vectorizer.c (langhooks.h): #include removed.
11431 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11432 moved to tree-vectorized.h.
11433 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11434 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11435 get_vectype_for_scalar_type, vect_is_simple_use,
11436 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11437 vect_supportable_dr_alignment, new_loop_vec_info,
11438 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11439 vect_set_verbosity_level, find_loop_location): Likewise.
11441 (vect_analyze_loop): Function externalized. Declaration moved to
11442 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11443 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11444 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11445 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11446 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11447 vect_enhance_data_refs_alignment, vect_analyze_operations,
11448 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11449 vect_stmt_relevant_p, vect_get_loop_niters,
11450 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11451 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11452 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11453 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11454 vect_get_memtag): Likewise.
11456 (vectorizable_load): Function externalized. Declaration moved to
11457 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11458 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11459 vect_transform_loop): Likewise.
11460 (vect_transform_stmt): Moved to tree-vect-transform.c.
11461 (vect_align_data_ref, vect_create_destination_var,
11462 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11463 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11464 vect_get_vec_def_for_operand, vect_init_vector,
11465 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11466 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11467 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11468 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11469 vect_do_peeling_for_loop_bound): Likewise.
11471 * tree-vect-analyze.c: New file.
11472 * tree-vect-transform.c: New file.
11474 2005-02-17 Jason Merrill <jason@redhat.com>
11476 PR mudflap/19319, c++/19317
11477 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11480 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11482 * doc/install.texi (Specific): Update link for Darwin-specific
11485 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11487 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11488 constant_boolean_node.
11490 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11493 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11494 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11496 2005-02-16 Richard Henderson <rth@redhat.com>
11499 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11501 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11502 replace uses with Wtype_MAXp1_F.
11503 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11504 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11505 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11506 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11507 and HAVE_TFMODE as appropriate.
11508 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11509 (__floatdisf): Likewise.
11510 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11511 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11512 (Wtype_MAXp1_F): New.
11513 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11514 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11516 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11519 * arm.c (arm_apply_result_size): New function.
11520 * arm.h (APPLY_RESULT_SIZE): Define.
11521 * arm-protos.h (arm_apply_result_size): Add prototype.
11522 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11523 (movxf): New expand.
11524 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11525 (call_value_symbol): Remove predicate for operand 0.
11526 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11527 (untyped_call): Rework to correclty return values for any type.
11528 (untyped_return): New expand.
11529 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11531 2005-02-16 Stan Shebs <shebs@apple.com>
11533 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11534 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11536 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11538 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11539 configure settings on Solaris 7 and later.
11541 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11543 PR tree-optimization/19865
11544 * tree-optimize.c (init_tree_optimization_passes): Run
11545 pass_may_alias after pass_sra.
11547 2005-02-16 Richard Henderson <rth@redhat.com>
11548 Stuart Hastings <stuart@apple.com>
11551 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11552 Do nothing if debug info suppressed for this function.
11553 (dbxout_begin_function): Early exit if debug info suppressed for
11556 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11559 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11561 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11563 PR tree-optimization/19967
11564 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11565 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11566 argument TYPE. Adjust calls to fold_builtin_XXX.
11567 (expand_builtin, fold_builtin_1): Adjust calls to
11568 expand_builtin_XXX.
11569 (fold_builtin_strchr, fold_builtin_strpbrk,
11570 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11571 result to a requested type TYPE.
11573 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11575 PR middle-end/19857
11576 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11577 (T)x & (T)cst if (T)cst overflows.
11578 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11579 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11581 2005-02-15 Jeff Law <law@redhat.com>
11583 * gcse.c (blocks_with_calls): New bitmap.
11584 (alloc_gcse_mem): Allocate it.
11585 (free_gcse_mem): Free it.
11586 (clear_modifY_mem_tables): Clear it.
11587 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11588 when we encounter CALL_INSNs.
11589 (compute_transp, case MEM): Handle blocks with calls separate
11590 from blocks without calls. Use bitmap iterators rather than
11593 2005-02-15 Peter O'Gorman <peter@pogma.com>
11596 * mklibgcc.in (vis_hide): Use a temporary object file, not
11599 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11602 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11603 access optimization.
11605 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11606 Alan Modra <amodra@bigpond.net.au>
11609 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11610 (_xlqsub): Rename to __gcc_qsub.
11611 (_xlqmul): Rename to __gcc_qmul.
11612 (_xlqdiv): Rename to __gcc_qdiv.
11613 Provide versioned symbol aliases with old names.
11614 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11615 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11616 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11617 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11618 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11620 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11622 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11623 Fold ~(A - 1) and ~(A + -1) to -A.
11625 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11629 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11630 config/pa/pa-host.c:pa_gt_pch_use_address.
11632 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11634 * tree-vn.c (get_value_handle): Make sure that given an
11635 is_gimple_min_invariant expression, we always return it.
11637 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11639 * passes.c (rest_of_handle_gcse): Fix a comment.
11641 2005-02-15 Jeff Law <law@redhat.com>
11643 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11645 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11646 (canon_list_insert, record_last_mem_set_info): Similarly.
11647 (clear_modify_mem_tables): Similarly.
11649 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11651 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11652 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11653 config/mips/mips.md, config/rs6000/aix.h,
11654 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11656 2005-02-15 Richard Henderson <rth@redhat.com>
11658 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11659 call to be best_edge.
11661 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11663 * basic-block.h: Adjust the prototype for find_basic_blocks.
11664 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11665 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11668 * flow.c (recompute_reg_usage): Remove all arguments.
11669 * passes.c (rest_of_compilation): Adjust the call to
11670 recompute_reg_usage.
11671 * rtl.h: Adjust the prototype for recompute_reg_usage.
11673 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11675 * tree-dump.c (dump_files): Update to reflect new member
11677 (dump_register): Add new argument.
11679 (dump_switch_p_1): Check against glob name if doglob was passed.
11680 (dump_switch_p): Check against regular first, then glob if
11681 we didn't have any hits on the dump name.
11682 * tree-optimize.c (register_one_dump_file):
11683 Pass in glob name as well.
11684 * tree-pass.h (struct dump_file_info): Add glob
11687 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11689 PR preprocessor/16323
11690 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11692 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11695 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11696 (trunctfdf2_internal1): New.
11697 (trunctfdf2_internal2): Renamed from trunctfdf2.
11699 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11701 PR tree-optimization/19853
11702 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11704 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11706 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11707 delete_dead_jumptables and cleanup_cfg.
11709 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11711 * reload.c (find_reloads): Swap address_reloaded flags when
11712 swapping commutative operands.
11714 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11716 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11717 Use standard_iv_increment_position for computing the bsi position
11719 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11722 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11725 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11726 life range of hard registers.
11727 * value-prof.c (insn_prefetch_values_to_profile): Only
11730 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11731 profile in libcalls.
11733 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11735 * bitmap.h (bitmap_and_compl_into): Return bool.
11736 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11738 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11740 PR tree-optimization/19944
11741 * fold-const.c (fold): Re-add ABS_EXPR folding.
11743 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11746 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11747 {TARGET,MASK}_XL_COMPAT.
11748 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11750 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11751 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11753 (rs6000_arg_partial_bytes): Same.
11754 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11755 and XL compatibility enabled.
11756 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11757 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11758 test to final condition.
11759 (cmptf_internal2): New.
11760 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11761 xl-compat. Add TFmode information to description.
11763 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11765 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11767 2005-02-13 Jason Merrill <jason@redhat.com>
11770 * fold-const.c (fold_indirect_ref_1): Split out from...
11771 (build_fold_indirect_ref): Here.
11772 (fold_indirect_ref): New fn.
11773 * tree.h: Declare it.
11774 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11775 (gimplify_modify_expr_rhs): Likewise.
11776 (gimplify_expr): Likewise.
11778 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11780 PR tree-optimization/14303
11781 PR tree-optimization/15784
11782 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11783 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11784 ABS_EXPR<x> != 0 to x != 0.
11786 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11788 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11789 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11790 spelling conventions.
11792 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11793 delete_trivially_dead_insns too many times.
11795 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11798 2005-02-12 Ira Rosen <irar@il.ibm.com>
11800 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11801 (vect_is_simple_iv_evolution): Remove redundant parameter
11803 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11804 without last parameter.
11805 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11806 Return pointer step. Call vect_is_simple_iv_evolution without
11807 last parameter. Check only that the step is multiple of size
11808 type. Remove stmt_vinfo updates.
11809 (vect_get_memtag_and_dr): Remove.
11810 (vect_get_memtag): New function.
11811 (vect_address_analysis): New function.
11812 (vect_object_analysis): New function.
11813 (vect_analyze_data_refs): Call vect_object_analysis and
11814 vect_get_memtag. Update stmt_vinfo fields.
11816 2005-02-12 Ira Rosen <irar@il.ibm.com>
11818 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11819 exist and are objects. Remove checks for pointer.
11820 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11821 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11822 (vect_create_data_ref_ptr): Likewise.
11823 (vect_base_addr_differ_p): New function.
11824 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11825 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11826 Don't set the DR_BASE_NAME field of data-ref.
11827 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11829 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11831 * optabs.h (enum optab_index): Add new OTI_ldexp.
11832 (ldexp_optab): Define corresponding macro.
11833 * optabs.c (init_optabs): Initialize ldexp_optab.
11834 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11836 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11838 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11839 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11841 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11842 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11845 2005-02-12 Ira Rosen <irar@il.ibm.com>
11847 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11849 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11851 (vect_get_base_and_offset): Always return an address.
11852 (vect_create_addr_base_for_vector_ref): Remove treatment for
11853 different data reference types.
11854 (vect_compute_data_ref_alignment): Rename base to base_address in
11855 stmt_vec_info. Get the object in order to force its alignment.
11856 (vect_get_memtag_and_dr): Rename base to base_address in
11857 stmt_vec_info. Extract the object for memtag analysis.
11859 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11861 PR regression/19898.
11862 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11863 changes cc_status, use apply modified_in_p to part of cc_status
11864 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11867 2005-02-11 Richard Henderson <rth@redhat.com>
11869 * tree-complex.c (expand_complex_libcall): New.
11870 (expand_complex_multiplication): Use it for c99 compliance.
11871 (expand_complex_division): Likewise.
11872 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11874 * builtins.c (built_in_names): Remove const.
11875 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11877 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11878 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11879 (built_in_names): Remove const.
11880 * c-common.c (c_common_type_for_mode): Handle complex modes.
11881 * flags.h, toplev.c (flag_complex_method): Rename from
11882 flag_complex_divide_method.
11883 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11884 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11885 * libgcc2.h: Declare them.
11886 * libgcc-std.ver: Export them.
11887 * mklibgcc.in (lib2funcs): Build them.
11889 2005-02-11 Steven Bosscher <stevenb@suse.de>
11891 PR tree-optimization/19876
11892 Partially revert my change from 2005-01-14
11893 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11894 (compute_antic): ...and remove the loop here.
11896 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11898 PR middle-end/19858
11899 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11900 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11902 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11903 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11905 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11907 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11908 offsets for the big-endian 32-bit case.
11910 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11912 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11914 2005-02-11 Dale Johannesen <dalej@apple.com>
11916 * cselib.c (cselib_process_insn): Clear out regs where
11917 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11918 * reload.c (find_equiv_reg): Ditto.
11920 2005-02-11 Ian Lance Taylor <ian@airs.com>
11922 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11925 * tree.c (build_function_type_list): Work correctly if there are
11928 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11930 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11931 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11932 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11933 TARGET_ZARCH instead of TARGET_64BIT.
11935 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11937 * config/rs6000/t-rtems:
11938 (MULTILIB_OPTIONS): Remove mcpu=602.
11939 (MUTLILIB_DIRNAMES): Remove m602.
11940 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11941 Let mcpu=602 match mcpu=603.
11942 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11944 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11946 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11947 signal trampolines.
11949 2005-02-10 David Daney <ddaney@avtrex.com>
11951 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11952 * config/i386/linux-unwind.h: Likewise.
11953 * config/ia64/linux-unwind.h: Likewise.
11954 * config/mips/linux-unwind.h: Likewise.
11955 * config/pa/linux-unwind.h: Likewise.
11956 * config/rs6000/linux-unwind.h: Likewise.
11957 * config/s390/linux-unwind.h: Likewise.
11958 * config/sh/linux-unwind.h: Likewise.
11959 * config/sparc/linux-unwind.h: Likewise.
11961 2005-02-10 Steven Bosscher <stevenb@suse.de>
11963 PR tree-optimization/17549
11964 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11965 TER to replace a DEF with its expression if the DEF and the
11966 rhs of the expression we replace into have the same root
11969 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11971 * config/mips/mips.md: Fix the placement of the match_scratch in the
11974 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11976 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11979 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11981 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11982 (strip_offset): Handle addresses.
11983 (add_address_candidates): Use strip_offset.
11984 (difference_cost): Reflect strip_offset change.
11985 (force_var_cost, difference_cost): Strip nops.
11987 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11989 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11991 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11992 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11993 config/cris/cris-protos.h, config/cris/cris.c: Update
11996 2005-02-10 Jeff Law <law@redhat.com>
11998 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11999 (lookup_avail_expr): Similarly.
12001 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12003 * builtins.c (fold_builtin_powi): New function.
12004 (fold_builtin_1): Call it.
12006 2005-02-10 Steven Bosscher <stevenb@suse.de>
12008 PR documentation/19309
12009 * doc/cpp.texi: The __GNUC__ and related predefined macros
12010 are also defined for the "standalone" cpp.
12011 Some non-GCC compilers may also define __GNUC__.
12013 2005-02-10 Jakub Jelinek <jakub@redhat.com>
12016 * c-typeck.c (common_type): New routine. Old common_type renamed
12018 (c_common_type): ...this.
12019 (build_conditional_expr, build_binary_op): Use c_common_type instead
12022 2005-02-10 Steven Bosscher <stevenb@suse.de>
12024 * doc/md.texi: Replace @samp{length} with @code{length}.
12026 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12028 PR tree-optimization/18687
12029 * tree-flow.h (find_loop_niter): Declare.
12030 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12031 Try using scev even for loops with more than one exit.
12032 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12033 (struct ivopts_data): Added niters field.
12034 (struct nfe_cache_elt): New.
12035 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12037 (tree_ssa_iv_optimize_init): Initialize niters cache.
12038 (determine_number_of_iterations): Removed.
12039 (find_induction_variables): Do not call determine_number_of_iterations.
12040 Access niters for single exit through niter_for_single_dom_exit.
12041 (add_iv_outer_candidates): Access niters for single exit through
12042 niter_for_single_dom_exit.
12043 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
12044 number_of_iterations_cond.
12045 (iv_period): New function.
12046 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12047 (may_replace_final_value): Take data argument. Use
12048 niter_for_single_dom_exit.
12049 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12050 (rewrite_use_compare): Pass data to may_eliminate_iv.
12051 (rewrite_use_outer): Pass data to may_replace_final_value.
12052 (free_loop_data): Clean up the niters cache.
12053 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12054 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12055 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12056 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12057 (num_ending_zeros): Moved to tree.c.
12058 * tree.h (num_ending_zeros): Declare.
12059 * tree.c (num_ending_zeros): Moved from tree.c.
12061 2005-02-09 Richard Henderson <rth@redhat.com>
12063 * builtins.c (DEF_BUILTIN): Add COND argument.
12064 * tree.h (DEF_BUILTIN): Likewise.
12065 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12066 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12068 (DEF_BUILTIN_STUB): New.
12069 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12070 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12071 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12072 * c-common.c (DEF_BUILTIN): Add COND argument.
12073 * tree.c (local_define_builtin): New.
12074 (build_common_builtin_nodes): New.
12076 2005-02-09 Roger Sayle <roger@eyesopen.com>
12078 * fold-const.c (fold_strip_sign_ops): New function to simplify a
12079 floating point expression ignoring the sign of the result.
12080 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12081 (fold) <MULT_EXPR>: Use it to simplify x*x.
12082 * tree.h (fold_strip_sign_ops): Prototype here.
12083 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12084 argument. Use fold_strip_sign_ops to simplify the first argument.
12085 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
12086 first argument when the second argument is an even integer
12087 constant, but only with -funsafe_math_optimizations.
12088 (fold_builtin_1): Update call to fold_builtin_copysign.
12090 2005-02-09 Ian Lance Taylor <ian@airs.com>
12092 PR middle-end/19583
12093 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12094 just check whether EH_FILTER_FAILURE falls through.
12096 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
12098 * gcc/haifa-sched.c (schedule_block): Make queued sched group
12099 insns return to ready list in the next turn.
12101 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12103 PR middle-end/19402
12104 * builtins.def: New __builtin_powi[lf].
12105 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12106 (expand_builtin_powi): New function.
12107 (expand_builtin): Dispatch to expand_builtin_powi.
12108 * libgcc2.h: Add prototypes for __builtin_powi[lf].
12109 * libgcc2.c: Add __builtin_powi[lf] implementation.
12110 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12111 * optabs.h: Add powi_optab.
12112 * optabs.c (init_optabs): Initialize powi_optab.
12113 * doc/extend.texi: Document __builtin_powi[lf].
12115 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
12117 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12120 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12122 PR middle-end/19854
12123 * fold-const.c (try_move_mult_to_index): Remove redundant
12124 type argument. Create ADDR_EXPR with correct type.
12125 (fold): Update callers of try_move_mult_to_index. Convert
12126 result to the appropriate type.
12128 2005-02-09 Roger Sayle <roger@eyesopen.com>
12131 * config/avr/avr.c (default_rtx_costs): Delete.
12132 (avr_operand_rtx_cost): New function.
12133 (avr_rtx_costs): Completely rewrite.
12135 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
12138 * config/cris/cris.c (in_code): New variable.
12139 (cris_output_addr_const): Now a static function, a wrapper for
12141 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12142 case from old cris_output_addr_const.
12143 (cris_asm_output_label_ref): Similar for LABEL_REF.
12144 (cris_output_addr_const_extra): Similar for UNSPEC.
12145 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12146 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12147 * config/cris/cris-protos.h (cris_output_addr_const): Remove
12149 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12150 (cris_asm_output_label_ref): Declare.
12152 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
12154 PR preprocessor/19801
12155 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12156 filenames that changed when libcpp was moved to the toplevel.
12158 2005-02-07 Roger Sayle <roger@eyesopen.com>
12160 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12161 zero extensions of BImode operands. Call lowpart_subreg instead
12162 of gen_lowpart_common and gen_lowpart_SUBREG.
12164 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
12167 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12168 * configure.ac: Set cc_for_cross_gnattools.
12169 * configure: Regenerate.
12171 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12174 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12176 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12179 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12180 of nested functions.
12182 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12184 * doc/extend.texi: Document deprecated extensions allowing
12185 static floating-point members to have initializers and allowing
12186 floating-point literals in integral constant expressions.
12188 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12190 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12191 config/darwin7.h, config/mips/mips.c,
12192 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12195 * cse.c: Update comments.
12197 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12199 PR middle-end/19775
12200 * builtins.c (fold_builtin_sqrt): Transform
12201 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12204 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12205 Dorit Naishlos <dorit@il.ibm.com>
12207 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12208 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12209 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12211 * tree.h (vect_set_verbosity_level): New extern function declaration
12213 * tree-vectorizer.h (verbosity_levels): New enum type.
12214 * tree-vectorizer.c (vect_debug_stats): Function removed.
12215 (vect_debug_details): Likewise.
12216 (vect_verbosity_level): Global variable was defined and initialized.
12217 (vect_dump): Global variable definition.
12218 (vect_print_dump_info): New function.
12219 (vect_set_dump_settings): New function.
12220 (vect_set_verbosity_level): New function.
12221 (vectorize_loops): Add call to vect_set_dump_settings.
12223 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12224 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12225 (slpeel_tree_peel_loop_to_edge): Likewise.
12227 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12228 appropriate verbosity level instead of call to vect_debug_details
12229 or vect_debug_stats.
12230 (vect_get_base_and_offset):
12231 (vect_create_addr_base_for_vector_ref):
12232 (get_vectype_for_scalar_type):
12233 (vect_create_data_ref_ptr):
12234 (vect_init_vector):
12235 (vect_get_vec_def_for_operand):
12236 (vect_finish_stmt_generation):
12237 (vectorizable_assignment):
12238 (vectorizable_operation):
12239 (vectorizable_store):
12240 (vectorizable_load):
12241 (vect_transform_stmt):
12242 (vect_update_ivs_after_vectorizer):
12243 (vect_do_peeling_for_loop_bound):
12244 (vect_update_inits_of_drs):
12245 (vect_do_peeling_for_alignment):
12246 (vect_transform_loop):
12247 (vect_is_simple_use):
12248 (vect_analyze_operations):
12249 (vect_is_simple_iv_evolution):
12250 (vect_analyze_scalar_cycles):
12251 (vect_analyze_data_ref_dependence):
12252 (vect_analyze_data_ref_dependences):
12253 (vect_compute_data_ref_alignment):
12254 (vect_enhance_data_refs_alignment):
12255 (vect_analyze_data_refs_alignment):
12256 (vect_analyze_data_ref_access):
12257 (vect_analyze_data_ref_accesses):
12258 (vect_analyze_pointer_ref_access):
12259 (vect_get_memtag_and_dr):
12260 (vect_analyze_data_refs):
12261 (vect_mark_relevant):
12262 (vect_stmt_relevant_p):
12263 (vect_mark_stmts_to_be_vectorized):
12264 (vect_can_advance_ivs_p):
12265 (vect_get_loop_niters):
12266 (vect_analyze_loop_form):
12267 (vect_analyze_loop):
12268 (vectorize_loops): Likewise.
12270 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12271 (vect_update_inits_of_drs):
12272 (vect_do_peeling_for_alignment):
12273 (vect_transform_loop):
12274 (vect_analyze_operations):
12275 (vect_analyze_scalar_cycles):
12276 (vect_analyze_data_ref_dependences):
12277 (vect_analyze_data_refs_alignment):
12278 (vect_analyze_data_ref_accesses):
12279 (vect_analyze_data_refs):
12280 (vect_mark_stmts_to_be_vectorized):
12281 (vect_get_loop_niters):
12282 (vect_analyze_loop_form):
12283 (vect_analyze_loop): Likewise.
12284 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12286 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12290 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12291 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12292 either -ffast-math or -funsafe-math-optimizations is in use.
12294 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12295 * config/mips/irix-csr.c: New file.
12296 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12297 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12298 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12301 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12303 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12304 redundant, incorrect definitions.
12306 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12308 ("*tls_indirect_call"): New, reference hard regs directly.
12309 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12311 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12313 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12314 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12316 2005-02-06 Roger Sayle <roger@eyesopen.com>
12318 PR rtl-optimization/19800
12319 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12320 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12323 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12325 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12327 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12330 * doc/invoke.texi: Correct documentation of -freorder-functions.
12332 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12335 * doc/invoke.texi: Don't mention gccbug.
12337 2005-02-06 Roger Sayle <roger@eyesopen.com>
12338 Andrew Pinski <pinskia@physics.uc.edu>
12339 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12341 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12342 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12343 into just (zero_extract:SI FOO (const_int 1) BAR).
12345 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12347 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12348 macro locally. Don't give last revision date. Use GCC version
12349 number from gcc-common.texi.
12350 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12351 revision date. Use GCC version number from gcc-common.texi.
12352 Describe being a library as current state rather than as 3.x
12354 * doc/gcc.texi: Remove last update date.
12355 * doc/gccint.texi: Likewise. Update copyright dates.
12356 * doc/install.texi: Update copyright dates.
12358 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12361 * doc/invoke.texi: Mention for each option included in -Wall that
12362 it is included in -Wall.
12363 * doc/gcc.texi: Update copyright and last modification date.
12365 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12367 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12368 unnecessary cast to original induction variable increments.
12370 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12372 PR tree-optimization/18219
12373 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12374 in distributed form.
12376 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12378 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12379 Set bitpos and offset later in the function. Do nothing if the
12380 target is a register and if the bitfield lies completely outside
12382 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12383 here. Return an uninitialised register if the source value is stored
12384 in a register and the bitfield lies completely outside that register.
12386 2005-02-06 Steven Bosscher <stevenb@suse.de>
12388 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12391 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12393 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12395 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12397 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12398 * config/darwin8.h: New.
12399 * config/darwin7.h: Update comment.
12401 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12402 Dorit Naishlos <dorit@il.ibm.com>
12404 * tree-vectorizer.h (LOC): New type.
12405 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12406 (loop_line_number): New field in struct _loop_vec_info.
12407 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12409 * tree-vectorizer.c (input.h): Included.
12410 (find_loop_location): New function.
12411 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12412 loop line number removed.
12413 (vect_debug_details): Likewise.
12414 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12416 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12417 call to vect_debug_details/stats changed from loop to loop_loc.
12418 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12419 (slpeel_tree_peel_loop_to_edge): Likewise.
12421 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12422 changed from NULL to UNKNOWN_LOC.
12423 (vect_get_base_and_offset):
12424 (vect_create_addr_base_for_vector_ref):
12425 (get_vectype_for_scalar_type):
12426 (vect_create_data_ref_ptr):
12427 (vect_init_vector):
12428 (vect_get_vec_def_for_operand):
12429 (vect_finish_stmt_generation):
12430 (vectorizable_assignment):
12431 (vectorizable_operation):
12432 (vectorizable_store):
12433 (vectorizable_load):
12434 (vect_transform_stmt):
12435 (vect_update_ivs_after_vectorizer):
12436 (vect_do_peeling_for_loop_bound):
12437 (vect_do_peeling_for_alignment):
12438 (vect_transform_loop):
12439 (vect_is_simple_use):
12440 (vect_analyze_operations):
12441 (vect_is_simple_iv_evolution):
12442 (vect_analyze_scalar_cycles):
12443 (vect_analyze_data_ref_dependences):
12444 (vect_compute_data_ref_alignment):
12445 (vect_enhance_data_refs_alignment):
12446 (vect_analyze_data_ref_access):
12447 (vect_analyze_data_ref_accesses):
12448 (vect_analyze_pointer_ref_access):
12449 (vect_get_memtag_and_dr):
12450 (vect_analyze_data_refs):
12451 (vect_mark_relevant):
12452 (vect_stmt_relevant_p):
12453 (vect_mark_stmts_to_be_vectorized):
12454 (vect_can_advance_ivs_p):
12455 (vect_get_loop_niters):
12456 (vect_analyze_loop):
12457 (vectorize_loops): Likewise.
12459 (vectorizable_load): Argument in call to vect_debug_details/stats
12460 changed from loop to LOOP_LOC (loop_vinfo).
12461 (vect_transform_loop):
12462 (vect_analyze_operations):
12463 (vect_analyze_scalar_cycles):
12464 (vect_analyze_data_ref_dependence):
12465 (vect_enhance_data_refs_alignment):
12466 (vect_analyze_data_ref_accesses):
12467 (vect_analyze_pointer_ref_access):
12468 (vect_analyze_data_refs):
12469 (vect_analyze_loop): Likewise.
12471 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12472 changed from loop to loop_loc.
12474 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12476 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12477 Dorit Naishlos <dorit@il.ibm.com>
12479 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12481 (vect_analyze_data_ref_dependences): Likewise.
12483 (vect_is_simple_use): Argument changed from loop structure to
12484 loop_vect_info structure.
12485 (vect_can_advance_ivs_p): Likewise.
12486 (vect_create_index_for_vector_ref): Likewise.
12487 (vect_update_ivs_after_vectorizer): Likewise.
12488 (new_stmt_vec_info): Likewise.
12490 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12491 changed from loop to loop_vinfo.
12492 (vect_create_data_ref_ptr): First argument in call to
12493 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12494 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12495 was changed from loop to loop_vinfo.
12496 (vectorizable_operation): Likewise.
12497 (vectorizable_store): Likewise.
12498 (vect_mark_stmts_to_be_vectorized): Likewise.
12499 (vect_do_peeling_for_loop_bound): First argument in call to
12500 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12501 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12502 was changed from loop to loop_vinfo.
12503 (vect_analyze_data_ref_dependences): Third argument in call to
12504 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12506 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12507 (vect_create_data_ref_ptr): Likewise.
12508 (vect_init_vector): Likewise.
12509 (vect_get_vec_def_for_operand): Likewise.
12510 (vectorizable_assignment): Likewise.
12511 (vectorizable_operation): Likewise.
12512 (vectorizable_store): Likewise.
12513 (vectorizable_load): Likewise.
12514 (vect_update_ivs_after_vectorizer): Likewise.
12515 (vect_is_simple_use): Likewise.
12516 (vect_analyze_data_ref_dependence): Likewise.
12517 (vect_analyze_pointer_ref_access): Likewise.
12518 (vect_can_advance_ivs_p): Likewise.
12520 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12521 before _stmt_vec_info.
12522 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12523 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12524 (new_stmt_vec_info): Argument changed from loop structure to
12525 loop_vect_info structure
12527 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12528 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12529 (vect_create_addr_base_for_vector_ref): Likewise.
12530 (vect_analyze_pointer_ref_access): Likewise.
12532 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12535 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12536 phi flag if the phi is abnormal.
12538 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12541 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12542 information for the new statement.
12544 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12547 * gcc.c (main): Include the target in -v output.
12549 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12551 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12552 Do not drop the extend if we'd have to add a paradoxical subreg
12553 later. Include optabs.h and insn-codes.h.
12554 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12556 2005-02-02 Roger Sayle <roger@eyesopen.com>
12558 PR middle-end/19405
12559 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12560 * fold-const.c (const_binop): Avoid constant folding floating
12561 point operations in modes that use composite representations.
12562 * simplify-rtx.c (simplify_binary_operation): Likewise.
12564 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12566 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12568 (altivec_dstt): Likewise.
12569 (altivec_dstst): Likewise.
12570 (altivec_dststt): Likewise.
12571 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12574 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12576 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12577 EXPR_LOCUS from orig_cond to the new cond_stmt.
12578 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12581 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12583 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12584 standard_iv_increment_position. Remove call to bsi_next
12585 (no need to bump the iterator anymore).
12586 (vect_create_index_for_vector_ref): Call
12587 standard_iv_increment_position. Remove second function argument.
12588 (vect_finish_stmt_generation): Remove call to bsi_next
12589 (no need to bump the iterator anymore).
12590 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12591 to vect_create_index_for_vector_ref.
12593 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12595 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12596 phis are used out of the loop.
12598 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12601 * c-decl.c (undef_nested_function): New variable.
12602 (pop_scope): Diagnose undefined nested functions.
12603 (finish_function): Don't attempt cgraph processing or genericizing
12604 if current top-level function contained an undefined nested
12605 function. Reset undef_nested_function at the end of a top-level
12608 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12610 * tree.c (build_int_cst_type): Take sign of the value into account
12611 when deciding whether sign extend the value.
12613 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12616 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12617 (cpp_options, cc1_options): Change %{std*&ansi} to
12618 %{std*&ansi&trigraphs}.
12620 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12622 * cse.c: Update comments.
12624 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12626 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12627 arguments go on the stack. Do not put complex doubles in odd/even
12630 2005-02-02 Steven Bosscher <stevenb@suse.de>
12632 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12633 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12634 -ftree-pre, and -fthread-jumps.
12636 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12638 PR tree-optimization/19578
12639 * tree-flow.h (modified_noreturn_calls): Declare.
12640 (noreturn_call_p): Declare.
12641 * tree-flow-inline.h (noreturn_call_p): New function.
12642 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12643 * tree-cfg.c (modified_noreturn_calls): New variable.
12644 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12645 that contain a mid-block noreturn call.
12646 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12648 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12650 * df.c (df_def_record_1, df_uses_record): Don't use
12652 * df.h (DF_FOR_REGALLOC): Remove.
12654 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12657 * c-typeck.c (really_start_incremental_init): Reset
12658 constructor_max_index for arrays of incomplete type.
12660 2005-02-02 Jeff Law <law@redhat.com>
12662 * gcse.c (struct reg_set): Store the block index where the register
12663 was set rather than the setting insn.
12664 (record_one_set, compute_transp): Corresponding changes.
12665 (pre_insert_copy_insn): Do not call replace_one_set.
12666 (replace_one_set): Remove.
12668 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12671 * doc/gcov.texi: Fix typo.
12673 2005-02-01 Richard Henderson <rth@redhat.com
12676 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12677 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12679 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12680 * config/i386/i386-protos.h: Update.
12682 2005-02-01 Steven Bosscher <stevenb@suse.de>
12684 PR tree-optimization/19217
12685 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12686 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12687 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12688 that it is walking a PHI node.
12690 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12692 * doc/extend.texi (Nested Functions): Update.
12694 2005-02-01 Richard Henderson <rth@redhat.com>
12697 * optabs.c (expand_copysign_absneg): Export.
12698 * optabs.h (expand_copysign_absneg): Declare.
12699 * config/rs6000/rs6000.md (copysigntf3): New.
12701 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12703 PR tree-optimization/19633
12704 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12705 * tree-ssa-alias.c (init_alias_info): Initialize.
12706 (merge_pointed_to_info): Set.
12707 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12708 (dump_points_to_info_for): Show value of pt_null.
12709 (struct count_ptr_d): Declare.
12710 (find_ptr_dereference): Remove.
12711 (ptr_is_dereferenced_by): Remove.
12712 (count_ptr_derefs): New local function.
12713 (count_uses_and_derefs): New local function.
12714 (compute_points_to_and_addr_escape): Call it. If the number
12715 of dereferences is greater than zero, mark the pointer as
12716 dereferenced. If there are fewer dereferences than uses of
12717 the pointer, the pointer's value escapes.
12719 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12721 PR tree-optimization/19670
12722 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12724 (verify_use): ... set it here, instead.
12726 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12728 * doc/sourcebuild.texi (Test directives): Fix formatting.
12730 * doc/sourcebuild.texi (Test directives): Describe selector
12733 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12735 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12736 specific 64-bit CPUs.
12738 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12741 * arm.c (arm_eliminable_register): New function.
12742 (adjacent_mem_locations): Don't allow eliminable registers. Use
12743 HOST_WIDE_INT for address offsets.
12744 * arm-protos.h (arm_eliminable_register): Add prototype.
12746 2005-02-01 Steven Bosscher <stevenb@suse.de>
12748 PR optimization/15242
12749 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12750 * basic-block.h (duplicate_computed_gotos): Add prototype.
12751 * bb-reorder.c (duplicate_computed_gotos): New function to
12752 duplicate sufficiently small blocks ending in a computed jump.
12753 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12754 if not optimizing for size.
12755 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12756 never do tail merging for blocks ending in a computed jump.
12757 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12759 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12761 Patch from Richard Sandiford <rsandifo@redhat.com>
12762 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12763 from inheriting a subreg equivalence with a non-spill register.
12765 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12767 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12769 * config/frv/frv.c (movcc_fp_destination_operand): New.
12770 (gpr_or_memory_operand): Fix typo in comment.
12771 (gpr_or_memory_operand_with_scratch): New.
12772 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12773 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12774 movcc_fp_destination_operand.
12775 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12776 Legitimize memory addresses using a scratch register.
12778 2005-01-31 Jeff Law <law@redhat.com>
12780 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12781 bitmap a sparse bitmap instead of a simple bitmap.
12782 (mark_def_sites_initialize_block): Corresponding changes.
12783 (ssa_mark_def_sites_initialize_block): Likewise.
12784 (ssa_mark_phi_uses): Likewise.
12785 (mark_def_site, ssa_mark_def_sites): Likewise.
12786 (mark_def_site_blocks): Likewise.
12787 (rewrite_ssa_into_ssa): Likewise.
12789 * tree-ssa-dom.c (record_cond): Pass correct variable type
12790 for last argument to htab_find_slot_with_hash.
12792 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12793 effects when optimizing 0 % X. Do not try to optimize X % 0.
12795 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12797 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12800 2005-02-01 Eric Christopher <echristo@redhat.com>
12802 * config/mips/mips.c (override_options): Warn if -mint64
12804 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12807 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12809 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12811 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12812 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12813 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12814 (cached_regno): Initialize to INVALID_REGNUM.
12815 (cse_reg_info_table_size,
12816 cse_reg_info_table_first_uninitialized,
12817 cse_reg_info_timestamp): New.
12818 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12820 (init_cse_reg_info, get_cse_reg_info_1): New.
12821 (get_cse_reg_info): Cache the last look-up.
12822 (new_basic_block): Update the code to clear mappings from
12823 registers to cse_reg_info entries.
12824 (cse_main): Call init_cse_reg_info.
12826 * cse.c (get_cse_reg_info): Update a comment.
12828 2005-01-31 Steven Bosscher <stevenb@suse.de>
12831 * c-decl.c (start_decl): Do not warn about arrays of elements with
12832 an incomplete type here.
12833 (grokdeclarator): Do it here by making a pedwarn an error.
12834 * c-typeck.c (push_init_level): If there were previous errors with
12835 the constructor type, do not warn about braces for initializers.
12836 (process_init_element): Likewise for excess initializer elements.
12838 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12840 * cse.c (delete_trivially_dead_insn): Don't iterate.
12842 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12844 * config/rs6000/rs6000.md (copysignsf3): New expand.
12845 (copysigndf3): Likewise.
12847 2005-01-31 Steven Bosscher <stevenb@suse.de>
12849 * recog.c (constrain_operands): Only look for earlyclobber operand
12850 conflicts if an '&' constraint was seen.
12852 2005-01-31 Marc Espie <espie@openbsd.org>
12854 * config.gcc: Don't include embedded systems fragment, switches default
12855 debugging format to ELF.
12856 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12857 longer pick it up there.
12859 2005-01-31 Dale Johannesen <dalej@apple.com>
12861 * doc/extend.texi (nested functions): Fix linkage description.
12862 Clarify that static is not allowed.
12864 2005-01-31 Dale Johannesen <dalej@apple.com>
12866 * config/rs6000/darwin.md (movsf_low_di): Make work.
12867 (movdf_low_di): Make work.
12869 2005-01-31 Dale Johannesen <dalej@apple.com>
12871 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12872 Make work for 64 bit.
12874 2005-01-31 Roger Sayle <roger@eyesopen.com>
12875 Dale Johannesen <dalej@apple.com>
12877 PR middle-end/19650
12878 * fold-const.c (fold_binary_op_with_conditional_arg):
12879 Make types match original operands, before STRIP_NOPS.
12881 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12883 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12884 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12885 (struct gcc_sigcontext): Delete. Merge contents to..
12886 (struct gcc_ucontext): ..here.
12887 (get_sigcontext): Delete.
12888 (get_regs): New function, like get_sigcontext but return regs ptr.
12889 64-bit version finds regs from r1 to support vdso.
12890 (ppc_linux_aux_vector): New function.
12891 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12894 2005-01-31 Ira Rosen <irar@il.ibm.com>
12896 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12898 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12899 redundant fold. Fix misalignment for MINUS_EXPR.
12900 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12901 (vect_analyze_pointer_ref_access): Likewise.
12902 (vect_get_memtag_and_dr): Likewise.
12904 2005-01-31 Richard Henderson <rth@redhat.com>
12906 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12907 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12908 absnegdf2_i387, absnegxf2_i387): Likewise.
12910 2005-01-31 Richard Henderson <rth@redhat.com>
12913 * optabs.c (expand_copysign_absneg): New.
12914 (expand_copysign_bit): Split out from ...
12915 (expand_copysign): ... here. Use expand_copysign_absneg.
12917 2005-01-30 Roger Sayle <roger@eyesopen.com>
12919 PR middle-end/19697
12920 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12921 constant as the second operand and a register as the third.
12923 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12926 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12927 that dllimport'd functions do not use all call-clobbered registers
12928 to pass parameters.
12930 2005-01-30 Richard Henderson <rth@redhat.com>
12933 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12934 expand_abs_nojump and generalize. Use operand_subword and
12935 emit_no_conflict_block. Support large modes.
12936 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12938 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12939 negation to subtraction.
12940 (expand_copysign): Check that the format has signed zeros.
12941 Use operand_subword and emit_no_conflict_block. Support large modes.
12943 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12945 Fix PR tree-optimization/19624
12947 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12948 * tree-ssa-pre.c: Add cfgloop.h.
12950 (pre_stats): New member, constified.
12951 (inserted_exprs): New static variable.
12952 (NECESSARY): New macro.
12953 (create_expression_by_pieces): Fold the expression, and
12954 mark it as defaulting to not necessary. Also put in
12956 (fully_constant_expression): New function.
12957 (insert_into_preds_of_block): Modify to not insert phis when we
12958 are playing with induction variables.
12959 Push phis onto the inserted_exprs vector, and mark them as not
12960 necessary by default.
12961 (insert_aux): Call fully_constant_expression on eprime.
12962 If all edges produce the same value, mark it constant.
12963 (mark_operand_necessary): New function.
12964 (remove_dead_inserted_code): New function.
12965 (init_pre): Init loop optimizer to get loop info.
12966 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12967 (execute_pre): Commit edge inserts, then remove dead code.
12969 2005-01-30 Richard Henderson <rth@redhat.com>
12971 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12972 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12974 2005-01-30 Richard Henderson <rth@redhat.com>
12977 * config/i386/i386.c (ix86_expand_copysign): New.
12978 (ix86_split_copysign_const): New.
12979 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12980 rearrange op1/nmask operands.
12981 * config/i386/i386-protos.h: Update.
12982 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12983 (copysigndf3): Likewise.
12984 (copysignsf3_const, copysigndf3_const): New.
12985 (copysignsf3_var): Rename from copysignsf3, split out splitter
12986 and fix split predicate for X constraint.
12987 (copysigndf3_var): Similarly.
12989 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12991 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12992 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12993 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12995 2005-01-29 Richard Henderson <rth@redhat.com>
12998 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12999 of # and * in constraints.
13001 2005-01-29 Richard Henderson <rth@redhat.com>
13003 PR middle-end/19689
13004 * expr.c (store_field): Don't strip sub-mode cast when the input
13005 data is even smaller.
13007 2005-01-29 Richard Henderson <rth@redhat.com>
13009 PR middle-end/19687
13010 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13013 2005-01-29 Richard Henderson <rth@redhat.com>
13015 * combine.c (make_field_assignment): Fix argument order
13018 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
13020 PR tree-optimization/15791
13021 * fold-const.c (extract_array_ref): New function.
13022 (fold): Fold comparisons between &a[i] and &a[j] or
13023 semantically equivalent trees.
13025 2005-01-29 Jeff Law <law@redhat.com>
13027 * gcse.c (insert_expr_in_table): Revamp handling of available
13028 and anticipatable occurrence lists to avoid unnecessary list
13030 (insert_set_in_table): Similarly.
13032 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
13034 * c-common.c (fix_string_type): Just use c_build_qualified_type to
13036 (c_build_qualified_type): Build qualified array types with
13037 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13038 * c-decl.c (c_make_fname_decl): Build unqualified array type
13039 before qualified type.
13040 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13041 type is qualified, not just if type itself is. Don't apply
13042 qualifiers to array type when declarator is processed. Apply
13043 qualifiers to field type whether or not it is an array type.
13044 Don't handle array types specially for applying qualifiers to
13046 * c-typeck.c (composite_type): Build unqualified element type and
13047 array type when forming composite of array types.
13048 (common_pointer_type, comptypes, comp_target_types,
13049 type_lists_compatible_p, build_indirect_ref, build_array_ref,
13050 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13052 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13053 (args2) in variables a1 and a2.
13055 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13057 * cse.c (n_elements_made, max_elements_made): Remove.
13058 (insert): Don't touch n_elements_made.
13059 (cse_main): Don't touch n_elements_made or max_elements_made.
13061 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
13064 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13065 configuration part of dp-bit.c to be lost.
13067 2005-01-28 Roger Sayle <roger@eyesopen.com>
13069 * expmed.c (expand_mult_highpart_optab): When attempting to use
13070 a non-widening multiplication in a wider mode, the operands need
13071 to be converted (zero or sign extended) to that mode.
13073 2005-01-28 Ian Lance Taylor <ian@airs.com>
13075 PR middle-end/16558
13076 PR middle-end/19583
13077 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13078 through if both operands fall through.
13080 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13082 * cse.c (fold_rtx) <PC>: Don't optimize.
13084 2005-01-28 Jeff Law <law@redhat.com>
13086 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13087 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13089 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13091 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13092 cse_reg_info_used_list_end): Remove.
13093 (cse_reg_info_list, cse_reg_info_list_free): New.
13094 (get_cse_reg_info): When allocating an instance of
13095 cse_reg_info, add it to the beginning of the cse_reg_info_list
13096 list. Remove code to maintain cse_reg_info_used_list.
13097 (new_basic_block): Reset the free list to the beginning of
13100 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
13102 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13103 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13104 (frv_expand_mdpackh_builtin): New function.
13105 (frv_expand_builtin): Use it to expand __MDPACKH.
13106 * doc/extend.texi (__MDPACKH): Update documentation.
13108 2005-01-28 Uros Bizjak <uros@kss-loka.si>
13110 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13111 SSE_FLOAT_MODE_P for use_sse computation.
13113 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
13116 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13118 2005-01-27 Richard Henderson <rth@redhat.com>
13120 * builtins.c (expand_builtin_copysign): New.
13121 (expand_builtin): Call it.
13122 * genopinit.c (optabs): Add copysign_optab.
13123 * optabs.c (init_optabs): Initialize it.
13124 (expand_copysign): New.
13125 * optabs.h (OTI_copysign, copysign_optab): New.
13126 (expand_copysign): Declare.
13128 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13129 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13131 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13132 (ix86_expand_fp_absneg_operator): ... here.
13133 (ix86_split_copysign): New.
13134 * config/i386/i386-protos.h: Update.
13135 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13136 (copysignsf3, copysigndf3): New.
13138 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13139 (copysignsf3, ncopysignsf3): New.
13140 (copysigndf3, ncopysigndf3): New.
13141 (copysignxf3, ncopysignxf3): New.
13142 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13144 2005-01-27 Arend Bayer <arend.bayer@web.de>
13145 Kazu Hirata <kazu@cs.umass.edu>
13147 * cse.c: (find_best_addr): Don't call copy_rtx before calling
13148 fold_rtx. Save cost recomputation if fold_rtx did nothing.
13149 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13152 2005-01-27 Jeff Law <law@redhat.com>
13154 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13155 definitions of SSA_NAMEs which are not being rewritten.
13156 (rewrite_ssa_into_ssa): Only initialize the current definition
13157 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13158 If checking is enabled, assert that SSA_NAME_AUX is clear for all
13159 SSA_NAMEs before returning.
13161 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
13163 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13164 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13165 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13166 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13167 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13169 2005-01-27 Steven Bosscher <stevenb@suse.de>
13171 PR middle-end/17278
13172 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13173 higher to -O2 and higher. Likewise for tree PRE.
13174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13177 2005-01-27 Ian Lance Taylor <ian@airs.com>
13179 PR middle-end/19583
13180 * gimple-low.c (try_catch_may_fallthru): New static function.
13181 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13182 * tree-inline.c (expand_call_inline): Don't warn about reaching
13183 the end of a non-void function being inlined if the function uses
13186 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13188 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13191 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13192 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13193 (implicitly_declare): Handle error_mark_node.
13195 2005-01-27 Richard Henderson <rth@redhat.com>
13198 * tree.h (struct tree_decl): Add debug_expr_is_from.
13199 (DECL_DEBUG_EXPR_IS_FROM): New.
13200 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13201 * dwarf2out.c (dwarf2out_var_location): Update to match.
13202 * tree-outof-ssa.c (create_temp): Likewise.
13203 * var-tracking.c (track_expr_p): Likewise.
13204 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13205 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13206 * toplev.c (default_tree_printer): Likewise.
13208 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13210 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13211 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13213 2005-01-27 Steven Bosscher <stevenb@suse.de>
13215 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13216 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13217 ASM_CLOBBERS): Add tree checks.
13219 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13220 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13221 * c-common.def (SWITCH_STMT): Update to match.
13222 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13223 macros instead of SWITCH_EXPR ones.
13224 * c-dump.c (c_dump_tree): Likewise.
13225 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13226 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13228 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13230 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13232 * unwind-dw2.c (execute_stack_op): Add missing cases for
13233 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13235 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13237 * config.gcc (Obsolete configurations): Remove 'dummy', add
13238 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13241 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13243 PR tree-optimization/19633
13244 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13246 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13247 are no call-clobbered variables.
13248 * tree-outof-ssa.c (check_replaceable): Return false for calls
13251 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13253 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13254 even for variables with NULL DECL_INITIAL.
13256 2005-01-26 Stuart Hastings <stuart@apple.com>
13258 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13260 2005-01-26 Richard Henderson <rth@redhat.com>
13262 PR middle-end/18008
13263 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13265 * expr.c (store_field): Strip conversions to odd-bit-sized types
13266 if the destination field width matches.
13268 2005-01-26 Richard Henderson <rth@redhat.com>
13270 * c-decl.c, expmed.c, expr.c: Revert last change.
13272 2005-01-26 Richard Henderson <rth@redhat.com>
13274 PR middle-end/18008
13275 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13277 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13278 if we don't need the bits above those present in the current mode.
13279 * expr.c (store_field): Strip conversions to odd-bit-sized types
13280 if the destination field width matches.
13282 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13284 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13285 either -ffast-math or -funsafe-math-optimizations is in use.
13287 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13291 * config/avr/avr.c (notice_update_cc): Only set condition code for
13292 ashrqi3 if shift count > 0.
13293 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13294 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13295 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13296 count <= 0 as a no-op, and shift count >= width by copying zero
13297 or sign bit to all bits of the result.
13298 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13299 count, with attribute "length" set to 0 and "cc" set to "none".
13301 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13303 * doc/invoke.texi: Document -mTLS.
13305 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13306 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13307 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13308 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13309 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13310 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13311 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13312 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13314 * configure.ac: Check for a TLS capable gas.
13316 * configure: Regenerate.
13318 2005-01-26 Richard Henderson <rth@redhat.com>
13320 PR middle-end/18008
13321 * combine.c (make_field_assignment): Simplify store to zero_extract
13322 from a source with an overlapping mask.
13324 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13326 2004-11-11 Eric Christopher <echristo@redhat.com>
13328 * config/frv/frv.md: Add fr400_integer automaton. Don't
13329 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13332 2005-01-26 Steven Bosscher <stevenb@suse.de>
13334 PR middle-end/16585
13335 * cfgbuild.c (make_edges): Do not clear or set
13336 current_function_has_computed_jump.
13337 * function.h (struct function): Remove the has_computed_jump field.
13338 (current_function_has_computed_jump): Do not define.
13339 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13340 in a computed jump. Ignore current_function_has_computed_jump.
13342 2005-01-26 Richard Henderson <rth@redhat.com>
13344 PR middle-end/19515
13345 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13346 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13348 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13349 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13350 objects into static storage if they have more than one non-zero value.
13351 * tree.h (categorize_ctor_elements): Update decl.
13353 2005-01-26 Steven Bosscher <stevenb@suse.de>
13355 PR middle-end/19616
13356 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13357 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13358 to this function from 2004-07-10.
13359 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13360 the current function for tail call optimizations if the address
13361 of one of it its arguments is taken.
13363 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13365 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13367 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13369 * function.c (expand_function_end): If current_function_calls_alloca,
13370 emit stack restore in a place that is reached when the function falls
13371 through at the end.
13373 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13375 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13376 rule to avoid matching inappropriate suffix rule.
13378 2005-01-26 Jan Hubicka <jh@suse.cz>
13380 PR tree-optimization/19241
13381 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13383 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13385 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13386 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13388 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13389 <sim*>: Always use crt1.o, regardless of N in simN.
13390 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13391 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13392 (CRT_CALL_STATIC_FUNCTION): Remove.
13393 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13394 use crt1.o, regardless of N in simN.
13395 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13396 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13397 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13398 case isystem setting.
13399 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13401 2005-01-25 Ian Lance Taylor <ian@airs.com>
13403 * gimple-low.c (block_may_fallthru): Correct handling of
13404 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13406 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13408 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13409 handlers to match indentation; nested under the mtune=* handler.
13410 Similar for mcpu= and march=.
13412 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13414 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13415 * config/mips/linux64.h (LIB_SPEC): Likewise.
13416 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13417 * config/sh/linux.h (LIB_SPEC): Likewise.
13419 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13421 * config/frv/frv.c (frv_legitimize_tls_address): New.
13422 (TARGET_HAVE_TLS): Define.
13423 (FRV_SYMBOL_REF_TLS_P): Define.
13424 (frv_override_options): Handle new register classes.
13425 (frv_legitimate_address_p): Reject tls addresses.
13426 (frv_legitimize_address): Handle TLS addresses.
13427 (gen_inlined_tls_plt): New.
13428 (gen_tlsmoff): New.
13429 (frv_legitimize_tls_address): New.
13430 (unspec_got_name): Add TLS entries.
13431 (got12_operand): Add R_FRV_TLSMOFF12 case.
13432 (frv_emit_move): Fixup TLS addresses.
13433 (frv_emit_movsi): Legitimize TLS addresses.
13435 * config/frv/frv.h (MASK_BIG_TLS): New.
13436 (TARGET_BIG_TLS): New.
13437 (HAVE_AS_TLS): Define.
13438 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13439 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13440 (REG_CLASS_NAMES): Same.
13441 (REG_CLASS_CONTENTS): Same.
13442 (CONSTRAINT_LEN): New.
13443 (REG_CLASS_FROM_CONSTRAINT): New.
13444 (PREDICATE_CODES): Add symbolic_operand.
13446 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13447 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13448 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13449 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13450 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13451 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13452 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13453 GR9_REG, GR14_REG, LRREG.
13454 (type): Add load_or_call attribute.
13455 ("load_or_call"): New reservation.
13456 ("call_gettlsoff"): New.
13457 ("tls_indirect_call"): New.
13458 ("tls_load_gottlsoff12"): New.
13459 ("tlsoff_hilo"): New.
13460 ("tls_tlsdesc_ldd"): New.
13461 ("tls_tlsoff_ld"): New.
13464 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13466 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13468 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13469 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13470 * config/frv/frv.c (TLS_BIAS): Define.
13471 (frv_output_dwarf_dtprel): New.
13473 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13475 PR rtl-optimization/19579
13476 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13477 both A and B, see if they don't clobber registers the other expr uses.
13479 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13481 * real.c (do_add): Initialize signalling and canonical members.
13483 * real.c (real_from_integer): Zero out destination.
13485 2005-01-18 Jan Hubicka <jh@suse.cz>
13487 PR tree-optimize/19337
13488 * tree-inline.c (initialize_inlined_parameters): Copy
13489 saved_static_chain_decl only.
13491 2005-01-25 Richard Henderson <rth@redhat.com>
13495 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13496 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13497 80387 enabled, to return a proper subclass. Return the subset that
13498 overlaps with GENERAL_REGS for PLUS.
13499 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13501 2005-01-25 Richard Henderson <rth@redhat.com>
13503 PR middle-end/19609
13504 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13506 2005-01-25 Roger Sayle <roger@eyesopen.com>
13508 * expmed.c (choose_multiplier): Change interface to return the
13509 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13510 (expand_divmod): Update calls to choose_multiplier.
13512 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13514 PR middle-end/19330
13515 * expmed.c (extract_bit_field): Use adjust_address instead of
13516 gen_lowpart when op0 is a MEM.
13518 2005-01-24 Steven Bosscher <stevenb@suse.de>
13520 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13522 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13524 * config/mips/irix-csr.c: New file.
13525 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13526 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13527 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13530 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13533 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13534 sparc/elf.h, add sparc/sp-elf.h.
13535 (sparc-*-rtems*): Likewise.
13536 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13537 tm-dwarf2.h, add sparc/sp-elf.h.
13538 (sparc86x-*-elf): Likewise.
13539 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13540 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13541 TARGET_OS_CPP_BUILTINS.
13542 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13543 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13545 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13546 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13547 (SWITCH_TAKES_ARG): Likewise.
13548 (LOCAL_LABEL_PREFIX): Likewise.
13549 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13550 (TARGET_N_FORMAT_TYPES): Delete.
13551 (TARGET_FORMAT_TYPES): Likewise.
13552 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13553 * config/sparc/elf.h: Delete.
13554 * config/sparc/sp-elf.h: New file.
13556 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13558 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13559 * tree-flow.h: Remove the corresponding prototype.
13560 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13561 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13563 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13566 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13567 for AIX ABI or ELF -fPIC.
13568 (rs6000_emit_load_toc_table): Don't create toc_section here.
13569 (rs6000_xcoff_file_start): Nor here.
13571 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13573 * sh.c (ra.h): Don't #include.
13574 (hard_regs_intersect_p): New function, resurrected from ra.c.
13576 * sh.c: Fix 1996 Copyright.
13578 2005-01-24 Richard Henderson <rth@redhat.com>
13579 Aldy Hernandez <aldyh@redhat.com>
13581 * regrename.c (note_sets): Handle subregs.
13583 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13586 * genconditions.c (write_header, write_conditions): Elide file if
13589 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13591 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13592 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13595 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13597 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13598 expand_builtin_printf, expand_builtin_fprintf,
13599 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13600 checking against POINTER_TYPE.
13601 (validate_arglist): Handle POINTER_TYPE code by checking
13604 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13606 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13607 init_rtlanal): New.
13608 (for_each_rtx): Call for_each_rtx_1.
13609 * rtl.h (init_rtlanal): Declare.
13610 * toplev.c (backend_init): Call init_rtlanal.
13612 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13614 * flow.c (propagate_one_insn): Formatting.
13616 PR middle-end/19551
13617 * flow.c (libcall_dead_p): Be more conservative if unsure.
13618 If there are any instructions between insn and call, see if they are
13619 all dead before saying the libcall is dead.
13621 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13623 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13624 operand constraint for operand 0.
13626 2005-01-23 Richard Henderson <rth@redhat.com>
13629 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13630 edges leading to join block.
13632 2005-01-23 Roger Sayle <roger@eyesopen.com>
13634 * expmed.c (expand_mult_highpart): Make static. Change type of
13635 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13636 (expand_divmod): Updates calls to expand_mult_highpart by using
13637 gen_int_mode to pass a CONST_INT rtx.
13638 * rtl.h (expand_mult_highpart): Remove prototype.
13640 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13642 * flow.c (regset_bytes, regset_size): Remove.
13644 * cfganal.c: Fix a reference to Harvey's paper.
13646 2005-01-23 Steven Bosscher <stevenb@suse.de>
13648 PR rtl-optimization/19464
13649 * tree-optimize.c (init_tree_optimization_passes): Add one more
13650 copyrename pass just before out-of-ssa.
13652 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13655 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13656 * ggc-none.c (ggc_free): Define.
13658 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13660 * cse.c (max_reg, max_insn_uid): Remove.
13661 (cse_main): Don't access max_reg or max_insn_uid.
13663 * c-common.c (explicit_flag_signed_bitfields,
13664 lang_statement_code_p, lang_expand_function_end): Remove.
13665 * c-common.h: Remove the corresponding declarations.
13666 * c-opts.c (c_common_handle_option): Remove all write access
13667 to explicit_flag_signed_bitfields.
13669 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13670 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13671 * cgraph.h: Remove the corresponding declaration.
13673 * gcse.c (null_pointer_info): Remove.
13675 2005-01-23 Roger Sayle <roger@eyesopen.com>
13676 Eric Botcazou <ebotcazou@libertysurf.fr>
13678 * combine.c (simplify_logical): Only simplify logical expressions
13679 of the form ior(and(x,y),z) by the inverse distributive law if the
13680 result is cheaper than the original.
13682 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13684 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13685 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13686 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13687 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13688 config/freebsd-spec.h, config/arm/arm.h,
13689 config/h8300/h8300.md, config/i386/i386.md,
13690 config/i386/predicates.md, config/i386/sse.md,
13691 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13692 config/vax/vax.md: Fix comment typos. Follow spelling
13695 2005-01-23 Steven Bosscher <stevenb@suse.de>
13697 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13698 tests, instead of `less than'.
13700 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13702 * function.c (assign_parm_setup_block): When creating a new stack slot
13703 for a parameter, get its alignment from the parameter's DECL_ALIGN
13704 rather than the type's TYPE_ALIGN. Make sure that the parameter
13705 is at least word aligned.
13707 2005-01-22 Roger Sayle <roger@eyesopen.com>
13709 PR middle-end/19378
13710 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13712 2005-01-22 Richard Henderson <rth@redhat.com>
13715 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13716 in both compare operands.
13717 (movdfcc_1_sse_max): Likewise.
13718 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13719 (movdfcc_1_sse): Likewise.
13720 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13721 scratch register as needed.
13723 2005-01-22 Richard Henderson <rth@redhat.com>
13725 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13727 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13729 2005-01-22 Richard Henderson <rth@redhat.com>
13731 * genopinit.c (optabs): Use smin/smax for floating point too.
13732 * doc/md.texi: Update to match. Clarify that floating point
13733 results are undefined for +0/-0 and NaN.
13734 * doc/rtl.texi: Likewise.
13735 * rtl.def (SMIN, SMAX): Likewise
13736 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13738 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13739 leading 's' to the name.
13740 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13741 smaxxf3, sminxf3): Likewise.
13742 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13745 2005-01-22 Paul Brook <paul@codesourcery.com>
13747 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13749 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13751 * config/s390/s390.c (struct processor_costs): New fields
13752 dlgr, dlr, dr, dsgfr, dsgr.
13753 (z900_cost, z990_cost): Values for new fields.
13754 (s390_rtx_costs): New cases MEM und COMPARE in switch
13755 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13756 DIV, MOD, UDIV, UMOD.
13758 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13760 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13761 into the register being decremented.
13762 ("doloop_si31", "doloop_di"): Likewise.
13763 ("*doloop_si_long"): Adapt pattern.
13765 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13767 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13769 (CLASS_MAX_NREGS): Likewise.
13771 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13773 * doc/tree-ssa.texi (Statement Operands): Add example for new
13774 must-def macro. Note deprecation of old operands interface.
13776 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13778 PR tree-optimization/19484
13779 * tree-cfg.c (remove_fallthru_edge): New function.
13780 (cleanup_control_flow): Remove fallthru edges from calls that are
13781 now known not to return.
13783 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13785 Fix PR tree-optimization/19038
13786 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13787 copies with loop variant ones.
13789 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13791 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13792 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13793 config/alpha/alpha.md, config/alpha/predicates.md,
13794 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13795 config/sparc/sol2.h: Update copyright.
13797 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13798 first label to see if it is a nonlocal label.
13800 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13801 Andrew Pinski <pinskia@physics.uc.edu>
13804 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13805 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13807 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13809 * config/rs6000/rtems.h: Update copyright.
13811 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13814 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13815 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13816 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13818 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13821 * c-typeck.c (convert_arguments): Check for error_mark_node.
13823 2005-01-21 Ian Lance Taylor <ian@airs.com>
13825 PR tree-optimization/13000
13826 * tree-inline.c: Include "tree-flow.h".
13827 (expand_call_inline): If warn_return_type, warn if non-void inline
13828 function falls through.
13829 * tree-cfg.c (execute_warn_function_return): Don't warn about
13830 control reaching end if TREE_NO_WARNING is set. Set
13832 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13834 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13835 branch if we don't need one.
13836 * c-typeck.c: Include "tree-flow.h"
13837 (c_finish_bc_stmt): Don't add a goto if the current statement
13838 list doesn't fall through to the current point.
13840 2005-01-21 Roger Sayle <roger@eyesopen.com>
13842 PR rtl-optimization/576
13843 * real.c (real_arithmetic): Change return type from void to bool
13844 to return an indication that the result may be inexact.
13845 * real.h (real_arithmeric): Update prototype.
13846 * fold-const.c (const_binop): Don't constant fold floating
13847 point expressions when the user specifies -frounding-math and
13848 the result may depend upon the run-time rounding mode.
13849 (fold_convert_const_real_from_real): Clean-up.
13850 (fold_initializer): Ignore flag_rounding_math for initializers.
13851 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13852 constant fold FP operations with flag_rounding_math if the
13853 result may depend upon the run-time rounding mode.
13855 2005-01-21 Tom Tromey <tromey@redhat.com>
13857 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13859 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13861 * tree-cfg.c: Fix comment typos.
13863 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13865 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13866 around the call to rest_of_handle_branch_target_load_optimize.
13868 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13870 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13871 (sparc64-*-openbsd*): Likewise.
13872 (sparclite-*-elf*): Include tm-dwarf2.h.
13873 (sparc86x-*-elf*): Likewise.
13874 (sparc64-*-elf*): Likewise.
13875 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13876 (DBX_DEBUGGING_INFO): Likewise.
13877 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13878 (PREFERRED_DEBUGGING_TYPE): Likewise.
13879 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13880 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13881 (PREFERRED_DEBUGGING_TYPE): Likewise.
13882 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13883 (PREFERRED_DEBUGGING_TYPE): Likewise.
13884 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13886 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13889 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13891 2005-01-20 Paul Brook <paul@codesourcery.com>
13893 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13895 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13897 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13898 label is first in a sequence of labels.
13900 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13902 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13903 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13905 * doc/sourcebuild.texi (Test Directives): New.
13907 2005-01-20 Roger Sayle <roger@eyesopen.com>
13909 * real.c (real_floor): Don't leave the result uninitialized when
13910 mode is VOIDMode, but return the unrounded intermediate value.
13911 (real_ceil): Likewise.
13913 2005-01-20 Paul Brook <paul@codesourcery.com>
13915 * config/arm/arm.md (insv): Use gen_int_mode.
13917 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13919 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13920 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13921 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13922 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13923 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13925 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13928 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13929 fbreg, so we have to assume we can't.
13930 (loc_descriptor_from_tree_1): Ditto.
13931 (containing_function_has_frame_base): New function.
13932 (add_location_or_const_value_attribute): Use it.
13933 Also try to generate a frame_base from a single element location
13936 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13938 PR tree-optimization/15349
13939 * timevar.def (TV_TREE_MERGE_PHI): New.
13940 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13942 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13943 calls to tree_forwarder_block_p.
13944 (remove_forwarder_block_with_phi, merge_phi_nodes,
13945 gate_merge_phi, pass_merge_phi): New.
13946 * tree-optimize.c (init_tree_optimization_passes): Add
13948 * tree-pass.h: Add an extern for pass_merge_phi;
13950 2005-01-20 Richard Henderson <rth@redhat.com>
13953 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13954 (_mm_castps_pd, _mm_castps_si128): New.
13955 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13957 2005-01-20 Richard Henderson <rth@redhat.com>
13960 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13961 __builtin_ia32_vec_init_v2si.
13962 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13963 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13964 (ix86_init_mmx_sse_builtins): Create it.
13965 (ix86_expand_builtin): Expand it.
13966 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13967 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13968 (vec_extractv2si_0, vec_extractv2si_1): New.
13970 2005-01-20 Richard Henderson <rth@redhat.com>
13973 * config/i386/i386.c (ix86_expand_push): New.
13974 * config/i386/mmx.md (push<MMXMODE>1): New.
13975 * config/i386/sse.md (push<SSEMODE>1): New.
13976 * config/i386/i386-protos.h: Update.
13978 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13980 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13983 2005-01-20 Richard Henderson <rth@redhat.com>
13985 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13986 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13988 2005-01-19 Richard Henderson <rth@redhat.com>
13991 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13992 to V4SFmode in SSE1 fallback load path.
13994 2005-01-19 Richard Henderson <rth@redhat.com>
13996 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13997 in QImode expansion to ix86_expand_vector_set.
13998 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14000 2005-01-19 Richard Henderson <rth@redhat.com>
14003 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14004 subclass of the input class.
14005 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14006 Always true for cross-SSE1 classes. Rationalize conditionals.
14007 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14008 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14009 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14010 (movdi_2): Add MMX/SSE zeros.
14011 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14012 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14013 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14014 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14015 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14016 (zero_extendsidi2_rex64_1): Remove.
14017 (MOV0 peephole): Check GENERAL_REG_P.
14019 2005-01-19 Richard Henderson <rth@redhat.com>
14022 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14024 (ix86_expand_vector_extract): Likewise.
14026 2005-01-19 Richard Henderson <rth@redhat.com>
14028 PR middle-end/19304
14029 * expr.c (emit_move_change_mode): New argument force; use
14030 simplify_gen_subreg if true.
14031 (emit_move_via_alt_mode): Merge into ...
14032 (emit_move_via_integer): ... here.
14033 (emit_move_ccmode): Use emit_move_change_mode directly.
14035 2005-01-19 Richard Henderson <rth@redhat.com>
14038 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14039 (alpha_preferred_reload_class): Handle CONST_VECTOR.
14040 (alpha_emit_set_const_1): Add no_output parameter; don't emit
14042 (alpha_emit_set_const): Likewise. Make static.
14043 (alpha_emit_set_long_const): Make static.
14044 (alpha_extract_integer): Split out from alpha_expand_mov.
14045 (alpha_split_const_mov): Likewise.
14046 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
14047 (alpha_legitimate_constant_p): New.
14048 * config/alpha/alpha-protos.h: Update.
14049 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14050 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14051 * config/alpha/alpha.md (movsi): Add n alternative.
14052 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14053 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14054 (splitters for all of the above): Use alpha_split_const_mov.
14055 * config/alpha/predicates.md (non_add_const_operand): New.
14056 (non_zero_const_operand): New.
14057 (input_operand): Use alpha_legitimate_constant_p after reload.
14059 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14061 PR tree-optimization/19038
14062 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14063 (add_candidate): Add ivs with increment in latch only if
14064 allow_ip_end_pos_p is true.
14065 (determine_iv_cost): Use empty_block_p.
14067 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
14069 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14070 (compute_dominance_frontiers): Ditto.
14072 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
14075 * config/sh/t-rtems: New.
14076 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14078 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14080 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14081 the offset of the selected field.
14083 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
14085 * tree-cfg.c (remove_forwarder_block): Fix the check to
14086 prevent a nonlocal label from appearing in the middle of a
14089 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
14091 PR rtl-optimization/19462
14092 * reorg.c (find_end_label): Create return insn only if
14093 current_function_epilogue_delay_list is empty.
14095 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
14097 * doc/passes.texi: Remove paragraph mentioning new-ra.
14099 2005-01-19 Jakub Jelinek <jakub@redhat.com>
14101 PR rtl-optimization/15139
14102 * combine.c: Include params.h.
14103 (count_rtxs): New function.
14104 (record_value_for_reg): If replace_rtx would replace at least
14105 2 occurrences of REG in VALUE and TEM is really large, replace REG with
14106 (clobber (const_int 0)) instead of TEM.
14107 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14108 * params.h (MAX_LAST_VALUE_RTL): New.
14109 * Makefile.in (combine.o): Depend on $(PARAMS_H).
14110 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14113 * c-typeck.c (digest_init): Only call build_vector if all constructor
14114 elements are *_CST nodes.
14115 * gimplify.c (gimplify_init_constructor): Likewise.
14117 PR middle-end/19164
14118 * c-typeck.c (digest_init): Only call build_vector if inside_init
14121 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14123 * toplev.c (init_asm_output): Remove dead #ifdef.
14125 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
14127 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14129 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14131 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14132 accessing DECL_FUNCTION_CODE.
14133 * dojump.c (do_jump): Likewise.
14134 * gimplify.c (gimplify_call_expr): Likewise.
14135 * predict.c (expr_expected_value): Likewise.
14136 (strip_builtin_expect): Likewise.
14137 * tree-inline.c (estimate_num_insns_1): Likewise.
14138 * tree-ssa-loop-im.c (stmt_cost): Likewise
14139 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14140 (tree_expr_nonnegative_p): Likewise.
14142 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14144 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14145 variant of the load_pcrel_sym pattern.
14146 * config/sparc/sparc.md (P macro): Move to the top.
14147 (load_pcrel_sym): Macroize using P.
14148 (save_register_window): Likewise.
14150 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
14152 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14153 ("sordered"): Same.
14155 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
14158 * c-typeck.c (build_asm_expr): Strip nops off
14159 input memory operands.
14161 2005-01-18 David Edelsohn <edelsohn@gnu.org>
14163 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14164 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14165 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14166 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14168 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14171 * config/i386/i386.c (override_options): If the 80387 is disabled,
14172 then do not return FP values using FP registers.
14174 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14176 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14177 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14178 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14179 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14180 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14181 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14182 output.h, postreload-gcse.c, postreload.c, recog.c,
14183 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14184 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14185 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14186 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14187 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14188 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14189 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14190 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14192 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14193 config/alpha/alpha.c, config/arm/vfp.md,
14194 config/i386/emmintrin.h, config/i386/i386-modes.def,
14195 config/i386/i386-protos.h, config/i386/i386.h,
14196 config/i386/pmmintrin.h, config/i386/ppro.md,
14197 config/i386/predicates.md, config/i386/xmmintrin.h,
14198 config/i860/i860.c, config/ia64/ia64-modes.def,
14199 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14200 config/ia64/ia64.md, config/ia64/itanium1.md,
14201 config/ia64/itanium2.md, config/ia64/predicates.md,
14202 config/iq2000/iq2000.h, config/mips/linux64.h,
14203 config/rs6000/aix41.h, config/rs6000/aix43.h,
14204 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14205 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14206 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14207 config/sparc/linux64.h, config/sparc/litecoff.h,
14208 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14209 config/sparc/sparc.h, config/sparc/sparc.md,
14210 config/sparc/sysv4-only.h: Update copyright.
14212 2005-01-18 Richard Henderson <rth@redhat.com>
14215 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14217 2005-01-18 Marc Espie <espie@openbsd.org>
14218 * config/i386/openbsdelf.h: Typo.
14220 2005-01-18 Richard Henderson <rth@redhat.com>
14222 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14223 special case for sse.
14224 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14226 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14228 * tree-inline.c (estimate_num_insns_1): Added cases for
14229 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14231 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14233 PR rtl-optimization/19296
14234 * combine.c (simplify_comparison): Rewrite the condition under
14235 which a non-paradoxical SUBREG of a PLUS can be lifted when
14236 compared against a constant.
14238 2005-01-18 Andi Kleen <ak@muc.de>
14240 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14241 * c.opt (-Wpointer-sign): Add.
14242 * doc/invoke.texi: (-Wpointer-sign): Add.
14244 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14246 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14247 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14248 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14249 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14250 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14251 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14252 for TARGET_MIX_SSE_I387.
14253 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14254 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14255 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14256 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14257 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14258 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14259 TARGET_MIX_SSE_I387.
14260 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14263 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14266 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14267 Add movaps alternative for xmm reg->reg move.
14269 2005-01-17 Jeff Law <law@redhat.com>
14271 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14272 at the end of the main DOM loop rather than just before DOM exits.
14274 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14276 PR tree-optimization/19121
14277 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14278 adding aliases to a name tag, also add them to the pointer's
14280 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14281 sensitive alias info at all. Only check that the two pointers
14282 have compatible pointed-to sets.
14283 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14284 a pointer's type tag is a superset of the alias set of the
14285 pointer's name tag.
14287 2005-01-17 James E Wilson <wilson@specifixinc.com>
14290 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14291 comment to document why.
14293 2005-01-17 Richard Henderson <rth@redhat.com>
14295 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14296 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14297 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14298 sse2_vmsminv2df3_finite): New.
14299 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14300 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14301 Force op1 into register.
14303 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14305 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14306 bubblestrap from always rebuilding build directory.
14308 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14310 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14311 ("*cmpmem_short"): Likewise.
14313 2005-01-17 Steven Bosscher <stevenb@suse.de>
14315 * basic-block.h: Document BB_* flags.
14316 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14317 use an sbitmap instead.
14318 * sched-rgn.c (compute_trg_info): Likewise.
14320 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14322 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14323 redundant target_cpu_default and extra_parts lines. Use the default
14325 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14326 (SUBTARGET_EXTRA_SPECS): Delete.
14327 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14328 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14329 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14330 and "n32" for -mabi=n32.
14332 2005-01-17 Ian Lance Taylor <ian@airs.com>
14335 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14336 fold constant variables into initial values.
14338 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14340 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14342 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14343 through the statements backward.
14345 2005-01-17 Ian Lance Taylor <ian@airs.com>
14347 PR middle-end/13127:
14348 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14349 a variable set to the return value of the inlined function.
14351 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14353 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14354 when modes are tieable.
14356 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14358 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14359 of pthread_create to find out if threads are enabled.
14360 * gthr-posix95.h (__gthread_active_p): Likewise.
14362 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14364 * common.opt (-fnew-ra): Remove.
14366 * toplev.h (flag_new_regalloc): Remove.
14367 * Makefile.in (ra*.*): Don't mention.
14368 * passes.c (rest_of_handle_new_regalloc): Remove.
14369 (rest_of_handle_combine, rest_of_compilation): Always consider
14370 flag_new_regalloc as false.
14371 * doc/invoke.texi: Don't document -fnew-ra.
14373 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14375 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14376 last parameter to reg_scan.
14377 * loop.c (loop_optimize): Likewise.
14378 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14379 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14380 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14381 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14382 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14383 * regclass.c (reg_scan): Likewise, for the declaration.
14384 * rtl.h (reg_scan): Likewise, for the prototype.
14386 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14388 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14389 mark_dfs_back_edges.
14391 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14393 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14394 (compute_avail): Uses don't go in tmp_gen.
14396 2005-01-16 Steven Bosscher <stevenb@suse.de>
14398 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14399 loop to look for a free slot in a page entry.
14401 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14404 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14405 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14406 just before targetm.asm_out.file_end.
14407 * tree.h (process_pending_assemble_output_defs): Declare.
14408 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14410 (assemble_alias): Defer generation of assembly code for defines when
14411 TARGET_DEFERRED_OUTPUT_DEFS is true.
14412 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14413 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14414 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14416 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14419 * pa.c (pa_scalar_mode_supported_p): New function.
14420 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14421 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14423 * pa-protos.h (prefetch_operand): Delete.
14424 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14425 * pa.c (prefetch_operand): Delete.
14426 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14427 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14428 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14429 and prefetch_nocc_operand.
14430 * pa.md (prefetch): Rework to avoid reload problems handling short
14431 displacements when a cache control completer needs to be provided.
14432 (prefetch_32, prefetch_64): Delete.
14433 (prefetch_cc, prefetch_nocc): New patterns.
14435 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14437 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14439 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14442 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14443 exceeds maximum alignment for global common data.
14444 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14445 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14447 2004-01-15 Roger Sayle <roger@eyesopen.com>
14449 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14451 2004-01-15 Roger Sayle <roger@eyesopen.com>
14453 * harg-reg-set.h (reg_class_names): Prototype global array.
14454 * regclass.c (reg_class_names): Declare here and initialize to
14456 (dump_regclass): Remove local declaration of reg_class_names.
14457 (regclass): Likewise.
14458 * cfg.c (dump_flow_info): Likewise.
14459 * ra-debug.c (reg_class_names): Likewise.
14460 * regrename.c (reg_class_names): Likewise.
14461 * reload.c (reg_class_names): Likewise.
14462 * reload1.c (spill_failure): Likewise.
14463 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14465 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14467 * config/s390/s390.md ("reload_outti"): Remove predicate for
14468 output operand. Abort if operand is not a MEM.
14469 ("reload_outdi", "reload_outdf"): Likewise.
14471 2005-01-15 Marc Espie <espie@openbsd.org>
14473 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14474 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14475 * config/openbsd.h: Fix C++ includes for native configurations.
14476 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14477 Add trampoline support.
14478 * config/i386/openbsdelf.h: New.
14480 2005-01-15 Marc Espie <espie@openbsd.org>
14482 * collect2.c (main): Explicitly parse -dynamic-linker option.
14484 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14486 PR tree-optimization/19060
14487 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14488 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14489 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14490 and handle extract_range_from_cond returning false.
14491 * fold-const.c (fold): Optimize comparisons with min/max even for
14492 width > HOST_BITS_PER_WIDE_INT.
14494 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14496 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14497 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14498 Remove little endian multilib variants.
14499 Add mips32 multilib variant.
14501 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14503 * explow.c (copy_all_reg, stabilize): Remove.
14504 * expr.h: Remove the corresponding prototypes.
14506 * rtlanal.c (regs_set_between_p): Remove.
14507 * rtl.h: Remove the corresponding prototype.
14509 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14511 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14512 to rs6000_nonimmediate_operand.
14513 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14514 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14515 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14516 rs6000_nonimmediate_operand.
14517 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14518 rs6000_nonimmediate_operand.
14520 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14522 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14524 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14526 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14528 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14529 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14531 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14532 (rs6k_nonimmediate_operand): New.
14533 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14535 (legitimate_lo_sum_address_p): Same.
14536 (rs6000_legitimize_address): Same.
14537 (rs6000_legitimize_reload_address): Same.
14538 (rs6000_legitimate_address): Same.
14539 (spe_build_register_parallel): Pass DF and DC modes in a DI
14542 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14543 to rs6k_nonimmediate_operand.
14545 * config/rs6000/spe.md ("*frob_df_di"): New.
14546 ("*frob_di_df"): New.
14547 ("*frob_di_df_2"): New.
14548 ("*mov_sidf_e500_subreg0"): New.
14549 ("*mov_sidf_e500_subreg4"): New.
14550 ("*movdf_e500_double"): Change predicate to
14551 rs6k_nonimmediate_operand.
14553 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14555 * postreload.c (move2add_note_store): Only call
14556 trunc_int_for_mode on scalar integers.
14558 2005-01-14 Steven Bosscher <stevenb@suse.de>
14560 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14561 replace BB_VISITED uses.
14562 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14563 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14564 (tree_dce_done): Free visited_control_parents.
14565 (perform_tree_ssa_dce): Allocate and clear it.
14566 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14567 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14568 instead of BB_VISITED.
14570 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14572 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14573 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14574 Remove unused prototypes.
14576 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14578 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14579 64-bit register usage.
14580 (spe_func_has_64bit_regs_p): Add FIXME note.
14582 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14584 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14585 flag_finite_math_only with flag_unsafe_math_optimizations.
14587 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14589 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14590 end-of-stack check.
14591 (__tpf_eh_return): Copy TPF private stack area from the module
14592 boundary stack frame. Add check for when module addresses are
14593 equal, but no stub address is found.
14595 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14598 * arm.h (struct machine_function): Add call_via field.
14599 (thumb_call_via_label): Declare.
14600 * arm.c (thumb_call_via_label): New variable.
14601 (thumb_call_reg_needed): New variable.
14602 (arm_output_function_epilogue): For Thumb code, output any per-function
14603 call-indirect trampolines.
14604 (thumb_call_via_reg): New function.
14605 (arm_file_end): New function.
14606 (TARGET_ASM_FILE_END): Call arm_file_end.
14607 (aof_file_end): Likewise.
14608 * arm-protos.h (thumb_call_via_reg): Declare.
14609 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14610 thumb_call_via_reg in normal case.
14612 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14614 PR middle-end/19084
14615 PR rtl-optimization/19348
14616 * recog.c (peephole2_optimize): Do global life update if some peephole
14617 decides it doesn't need at least one of its inputs and that change
14618 influences liveness at the start of the basic block.
14620 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14621 arguments instead of 1.
14623 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14625 PR middle-end/18820
14626 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14627 zero for nested functions needing a static chain or functions
14628 with a non-constant address.
14630 2005-01-13 Roger Sayle <roger@eyesopen.com>
14632 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14633 (and (sign_extend X) C) into (zero_extend (and X C)).
14635 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14637 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14639 2005-01-13 Richard Henderson <rth@redhat.com>
14644 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14645 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14646 not just TARGET_SSE.
14647 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14648 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14649 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14650 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14651 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14652 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14653 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14654 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14655 (movdicc_c_rex64): Rename with '*'.
14656 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14657 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14658 (movsfcc_1_387): Rename from movsfcc_1.
14659 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14660 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14661 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14662 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14663 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14664 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14665 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14666 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14667 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14668 sse_movdfcc_const0_4): Remove.
14669 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14670 recognize min/max early. Update for changed sse cmove patterns.
14671 (ix86_split_sse_movcc): New.
14672 * config/i386/i386-protos.h: Update.
14674 2005-01-13 Steven Bosscher <stevenb@suse.de>
14676 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14677 (fix_stmt_v_may_defs): Likewise.
14679 2005-01-13 Richard Henderson <rth@redhat.com>
14681 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14682 for converting the mask.
14684 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14686 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14689 2005-01-13 Richard Henderson <rth@redhat.com>
14691 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14692 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14693 IX86_BUILTIN_MOVDQ2Q): Remove.
14694 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14695 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14696 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14698 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14699 (sse2_pextrw): Fix immediate constraint.
14700 (sse2_loadq, sse2_loadq_rex64): Remove.
14701 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14702 Use __builtin_ia32_vec_ext_<size>.
14703 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14705 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14707 * function.c (assign_parm_setup_block): Look inside original
14708 entry_parm when inspecting PARALLEL.
14710 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14711 Joel Sherrill <joel@oarcorp.com>
14714 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14715 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14716 rtems_gxx_recursive_mutex_init.
14717 (__gthread_recursive_mutex_lock): New function.
14718 (__gthread_recursive_mutex_trylock): Likewise.
14719 (__gthread_recursive_mutex_unlock): Likewise.
14721 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14723 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14725 2005-01-13 Jan Beulich <jbeulich@novell.com>
14727 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14728 (ashrti3_internal): Indicate output is early clobber. Generate result
14729 into output rather than first input. Use move for low word of output
14730 if shift count is exactly 64.
14731 (lshrti3_internal): Likewise.
14733 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14737 * reload1.c (delete_output_reload): Don't delete an output reload
14738 if the pseudo lives longer than a single basic block. Adjust and
14739 improve wording of comment.
14741 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14744 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14745 of TYPE_SIZE where we mean the number of bytes.
14747 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14749 * function.c (assign_parm_setup_block): Relax condition on
14750 multi-register optimization.
14752 2005-01-12 Nick Clifton <nickc@redhat.com>
14754 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14755 an "in_delay_slot" attribute of "no" to prevent them being used in
14756 delay slots. This is forbidden because they might generate
14759 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14762 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14763 with r->Y and Y->r.
14765 2005-01-12 Nick Clifton <nickc@redhat.com>
14767 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14768 passed on to GAS) but do not define, as GAS no longer supports or
14769 needs the -m2000 option.
14771 2005-01-11 Roger Sayle <roger@eyesopen.com>
14773 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14774 type as args of unprototyped builtins aren't automatically promoted.
14775 (fold_builtin_abs): Likewise.
14777 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14779 * Makefile.in: Set a `build-warn' variable.
14781 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14783 PR tree-optimization/17949
14784 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14785 (find_interesting_uses_address): Use it.
14787 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14789 * regrename.c (kill_value): Handle subreg's that won't simplify.
14791 2005-01-11 Richard Henderson <rth@redhat.com>
14794 * config/i386/i386.h (enum ix86_builtins): Move ...
14795 * config/i386/i386.c: ... here.
14796 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14797 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14798 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14799 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14800 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14801 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14802 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14803 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14804 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14805 IX86_BUILTIN_LOADDDUP): Remove.
14806 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14807 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14808 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14809 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14810 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14811 (ix86_init_builtins): Make static.
14812 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14813 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14814 if all the modes match. Otherwise, fake it.
14815 (get_element_number, ix86_expand_vec_init_builtin,
14816 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14817 (ix86_expand_builtin): Make static. Update for changed builtins.
14818 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14819 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14820 (ix86_expand_vector_init_duplicate): New.
14821 (ix86_expand_vector_init_low_nonzero): New.
14822 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14823 Split out from ix86_expand_vector_init; handle integer modes.
14824 (ix86_expand_vector_init): Use them.
14825 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14826 * config/i386/i386-protos.h: Update.
14827 * config/i386/predicates.md (reg_or_0_operand): New.
14828 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14829 (movv2sf_internal): Likewise. And a splitter to match them all.
14830 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14831 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14832 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14833 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14834 (mmx_pinsrw): Fix operand ordering.
14835 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14836 rather than sse_loadss expander.
14837 (movv2df splitter): Similarly.
14838 (sse_loadss, sse_loadlss): Remove.
14839 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14840 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14841 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14842 (sse3_movddup): Rename with '*'.
14843 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14844 (sse2_loadsd): Remove.
14845 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14846 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14847 (sse2_pinsrw): Fix argument ordering.
14848 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14849 (sse2_stored): Remove 'r' destination.
14850 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14851 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14852 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14853 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14854 vec_extractv16qi, vec_initv16qi): New.
14856 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14857 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14858 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14860 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14861 (_mm_load_si128, _mm_store_si128): Likewise.
14862 (_mm_load1_pd): Use _mm_set1_pd.
14863 (_mm_load_sd): Use _mm_set_sd.
14864 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14865 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14866 (_mm_set_epi64): Use _mm_set_epi64x.
14867 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14868 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14869 _mm_setr_epi8): Use _mm_set_foo form.
14870 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14871 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14872 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14873 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14874 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14875 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14876 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14877 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14878 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14879 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14880 (_mm_movedup_pd): Use _mm_shuffle_pd.
14881 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14882 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14883 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14884 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14885 Use _mm_setzero_ps.
14886 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14887 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14888 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14889 (_mm_store_ps): Use raw dereference.
14890 (_mm_store1_ps): Use _mm_storeu_ps.
14891 (_mm_storer_ps): Use _mm_store_ps.
14892 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14893 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14895 2005-01-11 Stan Shebs <shebs@apple.com>
14897 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14898 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14900 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14903 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14904 Skip all DECLs except for FIELD_DECLs.
14906 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14908 * config/s390/s390.c (override_options): Return error if
14909 -mbackchain, -mpacked-stack and -mhard-float are used together.
14910 (s390_va_start): Remove the backchain && packed-stack special case.
14911 (s390_gimplify_va_arg): Likewise.
14912 * doc/invoke.texi: Remove the ABI incompatibility note.
14914 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14916 * config/s390/s390.c (struct s390_frame_layout): Remove
14918 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14919 save_backchain_p with TARGET_BACKCHAIN.
14921 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14924 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14925 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14926 * function.c (locate_and_pad_parm): Set new field.
14927 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14928 Tweak where_pad test to include "none". Always set mem align for
14930 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14931 not sufficient for type.
14932 (assign_parm_setup_block): If stack_parm is zero on entry, always
14933 make a new stack local. Block move old stack parm if necessary
14934 to new aligned stack local.
14935 (assign_parm_setup_stack): Use a block move to handle
14936 potentially misaligned entry_parm.
14937 (assign_parms_unsplit_complex): Specify required alignment when
14938 creating stack local.
14939 * calls.c (compute_argument_addresses): Override alignment of stack
14940 arg calculated from its type with the alignment given by
14941 FUNCTION_ARG_BOUNDARY.
14942 (store_one_arg): Likewise.
14944 2005-01-11 Jan Beulich <jbeulich@novell.com>
14946 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14947 Change respective itanium_class attribute to ialu.
14948 (shladdp4_internal): New.
14949 * config/ia64/predicates.md (shladd_log2_operand): New.
14951 2005-01-11 Richard Henderson <rth@redhat.com>
14953 * expr.c (store_constructor): Use rtvec_alloc instead of
14954 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14956 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14958 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14960 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14962 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14963 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14964 (TARGET_RWRELOC): Define.
14965 (ia64_rwreloc_section_type_flags): Delete.
14966 (ia64_section_type_flags): New function.
14967 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14968 (TARGET_RWRELOC): Define.
14970 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14973 * config/ia64/ia64.c (process_set): For alloc insn, only call
14974 process_epilogue is !frame_pointer_needed.
14976 2005-01-10 Roger Sayle <roger@eyesopen.com>
14979 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14980 unary operator and can't be treated as a binary/comparison operator.
14982 2005-01-10 Richard Henderson <rth@redhat.com>
14984 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14985 (ix86_return_in_memory): Likewise.
14986 (function_arg_advance): Likewise. Mirror structure in function_arg
14987 for choosing register to advance.
14989 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14991 * tree-vectorizer.c, tree.def: Fix comment typos.
14993 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14995 * config/s390/s390.c (struct processor_costs): 4 new fields:
14996 ddbr, ddr, debr, der.
14997 (s390_rtx_costs): More precise handling of divide instructions.
14999 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15001 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15003 2005-01-10 Jan Beulich <jbeulich@novell.com>
15005 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15006 names resulting from -ffunction-sections/-fdata-sections and linkonce
15008 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15009 based on the section name. Rearrange the section name comparison logic
15010 slightly so that each section name is compared against at most once.
15012 2005-01-10 Ben Elliston <bje@au.ibm.com>
15014 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15015 targets for which -fPIC reduces limitations on the GOT size.
15017 2005-01-09 Falk Hueffner <falk@debian.org>
15019 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15022 2005-01-09 David Edelsohn <edelsohn@gnu.org>
15025 * collect2.c (main): Set aixrtl_flag for -brtl option.
15026 (resolve_lib_name): Search for .so file extension before .a
15027 if aixrtl_flag set.
15029 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
15031 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15032 (vect_analyze_data_refs_alignment): Add dump prints.
15034 2005-01-09 Ira Rosen <irar@il.ibm.com>
15036 * tree-vectorizer.c (vect_analyze_offset_expr): Use
15037 expr_invariant_in_loop_p.
15038 Initialize outputs first thing in the function.
15039 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15040 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15041 (vect_analyze_pointer_ref_access): Check that the initial condition of
15042 the access function is loop invariant.
15044 2005-01-09 Richard Henderson <rth@redhat.com>
15046 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15047 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
15048 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
15049 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15050 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15051 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15052 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15053 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15054 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15055 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15056 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15057 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15058 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15059 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15060 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15061 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15062 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15063 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15064 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15065 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15066 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15067 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15068 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15070 (mmx_clrdi, pavgusb): Remove.
15071 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15072 with leading sse_ prefix.
15073 * config/i386/sse.md: Receive them.
15074 * config/i386/mmx.md: New file.
15075 (MMXMODE12, MMXMODE24, mmxvecsize): New.
15076 (subrv2sf3): Turn into expander for normal subtraction.
15077 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15078 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15079 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15080 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15081 commutative; use ix86_binary_operator_ok.
15082 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15083 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15084 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15085 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15086 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15087 Macroize from existing patterns; use ix86_binary_operator_ok.
15088 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15089 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15090 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
15091 with vec_select+vec_concat.
15092 (mmx_pshufw, mmx_pshufw_1): Likewise.
15093 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
15094 (mmx_uavgv4hi3): Model correctly.
15095 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15096 _mm_xor_si64): Remove casts.
15098 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15100 PR tree-optimization/19224
15101 * tree-scalar-evolution.c (get_instantiated_value,
15102 set_instantiated_value): New functions.
15103 (instantiate_parameters_1): Cache the results.
15104 (instantiate_parameters, resolve_mixers): Initialize and free
15107 2005-01-08 David Edelsohn <edelsohn@gnu.org>
15109 * config/i386/i386.md (addhi_4): Correct reference in comment.
15112 2005-01-08 Richard Henderson <rth@redhat.com>
15114 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15115 (_mm_cvtsi128_si64x): Likewise.
15116 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15117 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15118 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15119 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15120 * config/i386/i386-protos.h: Update.
15121 * config/i386/i386.c (print_operand): Add 'H'.
15122 (ix86_fixup_binary_operands): Split out from ...
15123 (ix86_expand_binary_operator): ... here.
15124 (ix86_fixup_binary_operands_no_copy): New.
15125 (ix86_expand_fp_absneg_operator): Handle vector mode results.
15126 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15127 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15128 (safe_vector_operand): Use CONST0_RTX.
15129 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15130 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15131 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
15132 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
15134 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15135 (IX86_BUILTIN_CMPNGESS): New.
15136 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15137 (attr type): Add sselog1.
15138 (attr unit, attr memory): Handle it.
15139 (movti, movti_internal, movti_rex64): Move near other integer moves.
15140 (movtf, movtf_internal): Move near other fp moves.
15141 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15142 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15143 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15144 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15145 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15146 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15147 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15148 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15149 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15150 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15151 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15152 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15153 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15154 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15155 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15156 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15157 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15158 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15159 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15160 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15161 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15162 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15163 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15164 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15165 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15166 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15167 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15168 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15169 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15170 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15171 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15172 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15173 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15174 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15175 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15176 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15177 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15178 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15179 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15180 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15181 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15182 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15183 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15184 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15186 (SSEPUSH, push<SSEPUSH>): Remove.
15187 (MMXPUSH, push<MMXPUSH>): Remove.
15188 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15189 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15190 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15191 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15192 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15193 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15194 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15195 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15196 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15197 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15198 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15199 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15200 (ppro_sse_log_V4SF): Handle sselog1.
15201 * config/i386/predicates.md (const_0_to_1_operand): New.
15202 (const_0_to_255_mul_8_operand): New.
15203 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15204 (const_2_to_3_operand, const_4_to_7_operand): New.
15205 * config/i386/sse.md: New file.
15206 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15207 (sse_movups): Rename from sse_movups_1.
15208 (sse_loadlss): Rename from sse_loadss_1.
15209 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15211 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15212 (absv4sf2, negv2df, absv2df): New.
15213 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15214 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15215 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15216 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15217 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15218 (sse3_addsubv4sf3): Model correctly.
15219 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15220 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15221 (sse_movhlps): Model with vec_select+vec_concat.
15222 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15223 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15224 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15225 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15226 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15227 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15228 sse2_pshufhw_1): Likewise.
15229 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15230 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15231 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15232 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15233 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15234 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15235 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15236 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15237 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15238 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15239 sminv8hi3): Mark commutative
15240 operands. Use ix86_binary_operator_ok.
15241 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15242 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15243 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15244 sse2_punpcklqdq): Allow operand2 in memory.
15245 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15246 sse2_movsd): Add memory alternatives.
15247 (sse_storelps): Turn expander into an insn; split after reload.
15248 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15249 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15251 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15253 * configure.ac (DWARF-2 debug_line): Use objdump.
15254 * configure: Regenerate.
15256 2005-01-08 Jeff Law <law@redhat.com>
15257 Diego Novillo <dnovillo@redhat.com>
15259 PR tree-optimization/18241
15260 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15261 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15262 statements with volatile operands.
15263 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15264 operands after marking a statement with has_volatile_ops.
15266 2005-01-08 Roger Sayle <roger@eyesopen.com>
15268 * tree.c (int_fits_type_p): Always honor integer constant
15269 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15271 2005-01-08 Roger Sayle <roger@eyesopen.com>
15273 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15274 the latent bug in rtl_delete_block has been resolved.
15276 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15278 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15279 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15281 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15283 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15284 library as @multilib_dir@/$(SHLIB_SONAME).
15286 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15288 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15289 * configure: Regenerate.
15291 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15293 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15296 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15299 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15300 Convert non-word aligned offset address using ld/std into
15303 2005-01-07 Richard Henderson <rth@redhat.com>
15305 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15307 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15309 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15311 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15313 PR tree-optimization/19283
15314 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15315 is not shorter than the original type.
15317 PR rtl-optimization/19012
15318 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15320 PR rtl-optimization/18861
15321 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15322 (FULL_STATE): Define.
15323 (mark_tablejump_edge): New function.
15324 (purge_dead_tablejump_edges): New function.
15325 (find_bb_boundaries): Use it.
15327 PR tree-optimization/18828
15328 * builtins.c (expand_builtin_next_arg): Remove argument and all
15329 the argument checking.
15330 (expand_builtin): Adjust caller.
15331 (expand_builtin_va_start): Likewise. Remove error for too many
15333 (fold_builtin_next_arg): Issue error for too many arguments.
15334 After checking arguments, replace them with magic arguments that
15335 prevent further checking of the args.
15337 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15339 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15341 2005-01-06 Roger Sayle <roger@eyesopen.com>
15344 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15345 and %{.S:...} (and their negative variants) to test whether the
15346 input file is assembler or pre-processed-assembler independent of
15347 the actual filename extension.
15349 2005-01-06 Roger Sayle <roger@eyesopen.com>
15351 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15352 of sign or zero extended values.
15354 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15356 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15357 for IBM long double format correctly.
15359 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15361 Fix PR tree-optimization/18792
15363 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15364 to first_loop_depth, and use loop depth instead of loop number.
15365 (build_classic_dir_vector): Ditto.
15366 (compute_data_dependences_for_loop): Use depth, not loop number.
15367 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15368 number. Pass in loops, instead of loop numbers.
15369 (gather_interchange_stats): Ditto.
15370 (linear_transform_loops): Ditto.
15372 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15375 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15376 biv_fits_mode_p, extension_within_bounds_p): New functions.
15377 (check_ext_dependent_givs): Use them.
15379 2005-01-06 Roger Sayle <roger@eyesopen.com>
15381 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15382 more than one barrier, in which case we should delete them all.
15384 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15386 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15388 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15390 Fix PR middle-end/19286
15392 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15393 output this subprogram, simply ignore this attempt to do it again.
15394 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15395 origin attribute if it's not possible.
15396 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15397 (decls_for_scope): Ditto.
15398 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15399 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15401 2005-01-05 Richard Henderson <rth@redhat.com>
15404 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15405 (bdesc_2arg): Use it.
15406 (ix86_expand_binop_builtin): Force operands into registers
15408 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15409 ix86_expand_sse_compare, ix86_expand_sse_comi,
15410 ix86_expand_builtin): Likewise.
15412 2005-01-05 Richard Henderson <rth@redhat.com>
15414 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15416 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15417 (mulv4hi3): Set itanium_class mmmul.
15418 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15419 (fpack): Rename from fpack_sfsf.
15421 2005-01-05 Richard Henderson <rth@redhat.com>
15424 * reload1.c (do_input_reload): Restrict the optimization deleteing
15425 a previous output reload to RELOAD_FOR_INPUT.
15427 2005-01-05 Steven Bosscher <stevenb@suse.de>
15429 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15430 comment that we fall through after case.
15431 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15432 (distribute_links): Likewise.
15433 * cse.c (cse_insn): Likewise.
15434 * cselib.c (cselib_invalidate_mem): Likewise.
15435 * df.c: Update comments at the top of the file.
15436 (read_modify_subreg_p): Update comments here too.
15437 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15438 * flow.c (mark_set_1): Likewise.
15439 (mark_used_regs): Likewise.
15440 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15441 (canon_list_insert): Likewise.
15442 (mark_set): Likewise.
15443 (try_replace_reg): Likewise.
15444 (store_killed_in_insn): Likewise.
15445 * loop.c (count_one_set): Likewise.
15446 (basic_induction_var): Likewise.
15447 * postreload-gcse.c (find_mem_conflicts): Likewise.
15448 * postreload.c (reload_combine_note_store): Likewise.
15449 (move2add_note_store): Likewise.
15450 * reload.c (find_equiv_reg): Likewise.
15451 (mark_referenced_resources): Likewise.
15452 * rtlanal.c (set_noop_p): Likewise.
15453 (note_stores): Likewise.
15454 (note_uses): Likewise.
15455 * sched-deps.c (sched_analyze_1): Likewise.
15456 * sched-rgn.c (check_live_1): Likewise.
15457 (update_live_1): Likewise.
15458 * config/i860/i860.c: Likewise.
15460 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15462 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15464 * doc/rtl.texi: Update documentation for bit-fields and SET.
15466 2005-01-05 Roger Sayle <roger@eyesopen.com>
15468 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15470 2005-01-05 Jan Hubicka <jh@suse.cz>
15471 Richard Henderson <rth@redhat.com>
15474 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15477 2005-01-05 Richard Henderson <rth@redhat.com>
15480 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15481 (sse_shufps): Change operand 3 to const_int_operand.
15482 (sse2_storelps): Fix typo in template.
15483 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15484 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15485 (ix86_expand_builtin): Likewise.
15487 2005-01-05 Julian Brown <julian@codesourcery.com>
15489 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15490 as aggregates for AAPCS ABIs.
15492 2005-01-05 Stan Shebs <shebs@apple.com>
15494 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15495 Mach-O getters if ppc64.
15496 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15498 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15499 signed four-byte field for global code case.
15500 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15502 2005-01-05 Roger Sayle <roger@eyesopen.com>
15504 PR middle-end/19100
15505 * c-common.c: Include real.h.
15506 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15507 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15508 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15509 * Makefile.in (c-common.o): Update dependencies.
15511 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15513 * c-parse.in (asm_string): Add trailing semicolon.
15515 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15517 * c-parse.in (asm_string): New. Don't allow wide strings in
15519 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15520 asm_string instead of STRING.
15522 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15524 * c-typeck.c (constructor_no_implicit): Remove.
15525 (set_designator, process_init_element): Don't check
15526 constructor_no_implicit.
15528 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15529 Kaz Kojima <kkojima@gcc.gnu.org>
15532 * lcm.c (create_pre_exit): New.
15533 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15534 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15536 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15538 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15539 -msoft-float in target_float_switch.
15540 * arm.c (arm_override_options): Fix processing of target_float_switch.
15542 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15544 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15547 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15549 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15550 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15552 2005-01-04 Roger Sayle <roger@eyesopen.com>
15554 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15555 if deleting the then-block allows the test-block to fallthru to the
15558 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15561 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15562 after the full declaration if the are in two different TUs.
15564 2005-01-04 Richard Henderson <rth@redhat.com>
15567 * tree-sra.c (generate_one_element_init): Just
15568 call gimplify_and_add.
15569 (generate_element_init): Record the
15570 new referenced variables and mark them for renaming
15571 and split out to ...
15572 (generate_element_init_1): This.
15573 (scalarize_init): Don't call push_gimplify_context/
15574 pop_gimplify_context.
15576 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15578 * toplev.c (get_src_pwd): Handle failure of getpwd().
15580 2005-01-04 Roger Sayle <roger@eyesopen.com>
15582 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15584 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15585 all the cases handled by it are inverted by invert_truthvalue.
15587 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15589 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15590 (save_register_windowsi): Likewise.
15592 2005-01-04 Richard Henderson <rth@redhat.com>
15594 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15596 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15598 PR middle-end/17767
15599 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15600 any simplifications of vector mode comparison operators.
15601 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15603 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15604 Devang Patel <dpatel@apple.com>
15606 PR tree-optimization/18308
15607 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15608 the operands before creating a new expression.
15609 * dojump.c (do_jump): Make drop_through_label available
15610 for all cases. Add expansion of COND_EXPR.
15612 2005-01-04 Ira Rosen <irar@il.ibm.com>
15614 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15615 INTEGER_CST instead of TREE_CONSTANT.
15616 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15617 instead of TREE_CONSTANT.
15618 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15619 instead of TREE_CONSTANT.
15621 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15623 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15625 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15628 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15629 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15631 2005-01-03 Richard Henderson <rth@redhat.com>
15633 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15634 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15635 fold_convert_const_real_from_real): Split out from ...
15636 (fold_convert_const): ... here.
15638 2005-01-03 Richard Henderson <rth@redhat.com>
15641 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15642 (mov<MMXMODEI>_internal): Likewise.
15643 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15644 Add V2SF case; use it for SSE1; don't use TI.
15645 (movdf_integer): Likewise.
15646 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15648 2005-01-03 Ira Rosen <irar@il.ibm.com>
15650 * tree-vectorizer.c (vect_strip_conversions): New function.
15651 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15652 check for binary class.
15654 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15658 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15660 * gimple-low.c (mark_blocks_with_used_vars): New function.
15661 (mark_blocks_with_used_subblocks): Ditto.
15662 (mark_used_blocks): Ditto.
15663 (pass_mark_used_blocks): New pass.
15664 * tree-inline.c: Include debug.h.
15665 (expand_call_inline): Call outlining_inline_function here.
15666 * tree-optimize.c (init_tree_optimization_passes): Add
15667 pass_mark_used_blocks.
15668 * tree-pass.h (pass_mark_used_blocks): New.
15669 * Makefile.in (tree-inline.o): Add debug.h dependency.
15671 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15673 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15674 VAR_DECLs to have weak_import attribute.
15676 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15679 2004-01-03 Steven Bosscher <stevenb@suse.de>
15681 * passes.c (rest_of_compilation): Don't run regmove if only
15682 flag_expensive_optimizations, require flag_regmove instead.
15684 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15686 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15688 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15689 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15690 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15691 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15693 2005-01-03 Richard Henderson <rth@redhat.com>
15695 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15696 (ia64_const_ok_for_letter_p): New.
15697 (ia64_const_double_ok_for_letter_p): New.
15698 (ia64_extra_constraint): New.
15699 (ia64_expand_vecint_compare): New.
15700 (ia64_expand_vcondu_v2si): New.
15701 (ia64_expand_vecint_cmov): New.
15702 (ia64_expand_vecint_minmax): New.
15703 (ia64_print_operand): Add 'v'.
15704 (ia64_preferred_reload_class): New.
15705 (ia64_vector_mode_supported_p): New.
15706 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15707 (PREFERRED_RELOAD_CLASS): Move to function.
15708 (CONST_OK_FOR_LETTER_P): Move to function.
15709 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15710 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15711 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15712 (EXTRA_CONSTRAINT): Move to function.
15713 * config/ia64/ia64.md: Include vect.md.
15714 (itanium_class): Add mmalua.
15716 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15718 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15719 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15721 (const_int_2bit_operand): New.
15722 (fr_reg_or_0_operand): New.
15723 * config/ia64/ia64-modes.def: Add vector modes.
15724 * config/ia64/ia64-protos.h: Update.
15725 * config/ia64/vect.md: New file.
15727 2005-01-03 Richard Henderson <rth@redhat.com>
15729 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15731 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15734 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15736 (log1pdf2): Change mode of operands[0,1] to DFmode.
15738 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15740 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15741 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15742 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15743 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15744 SPARC_RELAXED_ORDERING.
15746 2005-01-03 Richard Henderson <rth@redhat.com>
15747 Uros Bizjak <uros@kss-loka.si>
15750 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15751 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15752 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15754 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15755 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15756 const_pow2_1_to_128_operand): New predicates.
15758 2005-01-02 Greg McGary <greg@mcgary.org>
15760 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15762 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15763 object. [ptr_type]: Remove unused variable.
15764 Remember nearest addressable array-element or record-component
15765 when checking bitfield components. Tolerate empty BIND_EXPR.
15767 2005-01-01 Richard Henderson <rth@redhat.com>
15769 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15770 that don't narrow the value. Fail for other conversions.
15772 2005-01-01 Richard Henderson <rth@redhat.com>
15775 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15776 * c-lang.c (finish_file): Don't do it here.
15777 * objc/objc-act.c (objc_finish_file): Likewise.
15779 * cgraph.c (decl_assembler_name_equal): New.
15780 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15781 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15782 * cgraph.h (struct cgraph_varpool_node): Add next.
15783 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15784 * varasm.c (assemble_alias): Mark the target as needed.
15786 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15788 PR middle-end/19221
15789 * function.c (get_arg_pointer_save_area): Use entry_of_function
15790 instead of get_insns.
15792 2005-01-01 Roger Sayle <roger@eyesopen.com>
15793 Andrew Pinski <pinskia@physics.uc.edu>
15794 James E. Wilson <wilson@specifixinc.com>
15796 PR rtl-optimization/12092
15797 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15800 2005-01-01 Roger Sayle <roger@eyesopen.com>
15801 Olivier Hainque <hainque@act-europe.fr>
15803 * tree.c (int_fits_type_p): A narrower type always fits in a
15804 wider one, except for negative values into unsigned types.
15806 2005-01-01 Roger Sayle <roger@eyesopen.com>
15808 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15809 with the original constant rather than require TREE_OVERFLOW.
15811 2005-01-01 Steven Bosscher <stevenb@suse.de>
15813 PR middle-end/17544
15814 * c-decl.c (finish_function): If compiling C99, annotate the
15815 compiler generated return with the current file name and line 0.
15816 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15817 the source line is greater than 0.
15818 (remove_bb): Likewise.